X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=gdk%2Fx11%2Fgdkdnd-x11.c;h=b5a6b54acfc90b3dde95575781c6bd1220878aa3;hb=0cc688aa92b8fe5452b63fb49c51204498a2988b;hp=1d844c2fefda823fe65c35556880fe9a38bcfe07;hpb=2a2d769d423ad79f606b995f9016dc59e72d9d8c;p=~andy%2Fgtk diff --git a/gdk/x11/gdkdnd-x11.c b/gdk/x11/gdkdnd-x11.c index 1d844c2fe..b5a6b54ac 100644 --- a/gdk/x11/gdkdnd-x11.c +++ b/gdk/x11/gdkdnd-x11.c @@ -12,35 +12,38 @@ * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. + * License along with this library. If not, see . */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with - * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ -#include -#include -#include -#include +#include "config.h" + +#include "gdkx11dnd.h" +#include "gdkdndprivate.h" -#include "gdk.h" /* For gdk_flush() */ -#include "gdkx.h" +#include "gdkmain.h" +#include "gdkinternals.h" #include "gdkasync.h" -#include "gdkdnd.h" #include "gdkproperty.h" #include "gdkprivate-x11.h" -#include "gdkinternals.h" #include "gdkscreen-x11.h" #include "gdkdisplay-x11.h" -#include "gdkalias.h" -typedef struct _GdkDragContextPrivateX11 GdkDragContextPrivateX11; +#include +#include +#include +#include +#ifdef HAVE_XCOMPOSITE +#include +#endif + +#include typedef enum { GDK_DRAG_STATUS_DRAG, @@ -53,6 +56,9 @@ typedef struct { guint32 xid; gint x, y, width, height; gboolean mapped; + gboolean shape_selected; + gboolean shape_valid; + cairo_region_t *shape; } GdkCacheChild; typedef struct { @@ -60,251 +66,197 @@ typedef struct { GHashTable *child_hash; guint old_event_mask; GdkScreen *screen; + gint ref_count; } GdkWindowCache; -/* Structure that holds information about a drag in progress. - * this is used on both source and destination sides. - */ -struct _GdkDragContextPrivateX11 { + +struct _GdkX11DragContext +{ GdkDragContext context; - Atom motif_selection; guint ref_count; - guint16 last_x; /* Coordinates from last event */ + guint16 last_x; /* Coordinates from last event */ guint16 last_y; - GdkDragAction old_action; /* The last action we sent to the source */ - GdkDragAction old_actions; /* The last actions we sent to the source */ - GdkDragAction xdnd_actions; /* What is currently set in XdndActionList */ - - Window dest_xid; /* The last window we looked up */ - Window drop_xid; /* The (non-proxied) window that is receiving drops */ - guint xdnd_targets_set : 1; /* Whether we've already set XdndTypeList */ - guint xdnd_actions_set : 1; /* Whether we've already set XdndActionList */ - guint xdnd_have_actions : 1; /* Whether an XdndActionList was provided */ - guint motif_targets_set : 1; /* Whether we've already set motif initiator info */ - guint drag_status : 4; /* current status of drag */ - - guint drop_failed : 1; /* Whether the drop was unsuccessful */ - guint version; /* Xdnd protocol version */ + GdkDragAction old_action; /* The last action we sent to the source */ + GdkDragAction old_actions; /* The last actions we sent to the source */ + GdkDragAction xdnd_actions; /* What is currently set in XdndActionList */ + guint version; /* Xdnd protocol version */ GSList *window_caches; + + Window dest_xid; /* The last window we looked up */ + Window drop_xid; /* The (non-proxied) window that is receiving drops */ + guint xdnd_targets_set : 1; /* Whether we've already set XdndTypeList */ + guint xdnd_actions_set : 1; /* Whether we've already set XdndActionList */ + guint xdnd_have_actions : 1; /* Whether an XdndActionList was provided */ + guint drag_status : 4; /* current status of drag */ + guint drop_failed : 1; /* Whether the drop was unsuccessful */ }; -#define PRIVATE_DATA(context) ((GdkDragContextPrivateX11 *) GDK_DRAG_CONTEXT (context)->windowing_data) +struct _GdkX11DragContextClass +{ + GdkDragContextClass parent_class; +}; /* Forward declarations */ -static void gdk_window_cache_destroy (GdkWindowCache *cache); - -static void motif_read_target_table (GdkDisplay *display); - -static GdkFilterReturn motif_dnd_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); +static GdkWindowCache *gdk_window_cache_get (GdkScreen *screen); +static GdkWindowCache *gdk_window_cache_ref (GdkWindowCache *cache); +static void gdk_window_cache_unref (GdkWindowCache *cache); static GdkFilterReturn xdnd_enter_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GdkFilterReturn xdnd_leave_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GdkFilterReturn xdnd_position_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GdkFilterReturn xdnd_status_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GdkFilterReturn xdnd_finished_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GdkFilterReturn xdnd_drop_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static void xdnd_manage_source_filter (GdkDragContext *context, - GdkWindow *window, - gboolean add_filter); - -static void gdk_drag_context_init (GdkDragContext *dragcontext); -static void gdk_drag_context_class_init (GdkDragContextClass *klass); -static void gdk_drag_context_finalize (GObject *object); + GdkWindow *window, + gboolean add_filter); -static gpointer parent_class = NULL; static GList *contexts; +static GSList *window_caches; -const static struct { +static const struct { const char *atom_name; GdkFilterFunc func; -} const xdnd_filters[] = { - { "XdndEnter", xdnd_enter_filter }, - { "XdndLeave", xdnd_leave_filter }, - { "XdndPosition", xdnd_position_filter }, - { "XdndStatus", xdnd_status_filter }, - { "XdndFinished", xdnd_finished_filter }, - { "XdndDrop", xdnd_drop_filter }, +} xdnd_filters[] = { + { "XdndEnter", xdnd_enter_filter }, + { "XdndLeave", xdnd_leave_filter }, + { "XdndPosition", xdnd_position_filter }, + { "XdndStatus", xdnd_status_filter }, + { "XdndFinished", xdnd_finished_filter }, + { "XdndDrop", xdnd_drop_filter }, }; - -GType -gdk_drag_context_get_type (void) -{ - static GType object_type = 0; - - if (!object_type) - { - static const GTypeInfo object_info = - { - sizeof (GdkDragContextClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gdk_drag_context_class_init, - NULL, /* class_finalize */ - NULL, /* class_data */ - sizeof (GdkDragContext), - 0, /* n_preallocs */ - (GInstanceInitFunc) gdk_drag_context_init, - }; - - object_type = g_type_register_static (G_TYPE_OBJECT, - "GdkDragContext", - &object_info, 0); - } - - return object_type; -} - -static void -gdk_drag_context_init (GdkDragContext *dragcontext) -{ - GdkDragContextPrivateX11 *private; - private = g_new0 (GdkDragContextPrivateX11, 1); - dragcontext->windowing_data = private; +G_DEFINE_TYPE (GdkX11DragContext, gdk_x11_drag_context, GDK_TYPE_DRAG_CONTEXT) - contexts = g_list_prepend (contexts, dragcontext); -} +static void +gdk_x11_drag_context_init (GdkX11DragContext *context) +{ + contexts = g_list_prepend (contexts, context); +} + +static void gdk_x11_drag_context_finalize (GObject *object); +static GdkWindow * gdk_x11_drag_context_find_window (GdkDragContext *context, + GdkWindow *drag_window, + GdkScreen *screen, + gint x_root, + gint y_root, + GdkDragProtocol *protocol); +static gboolean gdk_x11_drag_context_drag_motion (GdkDragContext *context, + GdkWindow *dest_window, + GdkDragProtocol protocol, + gint x_root, + gint y_root, + GdkDragAction suggested_action, + GdkDragAction possible_actions, + guint32 time); +static void gdk_x11_drag_context_drag_status (GdkDragContext *context, + GdkDragAction action, + guint32 time_); +static void gdk_x11_drag_context_drag_abort (GdkDragContext *context, + guint32 time_); +static void gdk_x11_drag_context_drag_drop (GdkDragContext *context, + guint32 time_); +static void gdk_x11_drag_context_drop_reply (GdkDragContext *context, + gboolean accept, + guint32 time_); +static void gdk_x11_drag_context_drop_finish (GdkDragContext *context, + gboolean success, + guint32 time_); +static gboolean gdk_x11_drag_context_drop_status (GdkDragContext *context); +static GdkAtom gdk_x11_drag_context_get_selection (GdkDragContext *context); static void -gdk_drag_context_class_init (GdkDragContextClass *klass) +gdk_x11_drag_context_class_init (GdkX11DragContextClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); + GdkDragContextClass *context_class = GDK_DRAG_CONTEXT_CLASS (klass); - parent_class = g_type_class_peek_parent (klass); + object_class->finalize = gdk_x11_drag_context_finalize; - object_class->finalize = gdk_drag_context_finalize; + context_class->find_window = gdk_x11_drag_context_find_window; + context_class->drag_status = gdk_x11_drag_context_drag_status; + context_class->drag_motion = gdk_x11_drag_context_drag_motion; + context_class->drag_abort = gdk_x11_drag_context_drag_abort; + context_class->drag_drop = gdk_x11_drag_context_drag_drop; + context_class->drop_reply = gdk_x11_drag_context_drop_reply; + context_class->drop_finish = gdk_x11_drag_context_drop_finish; + context_class->drop_status = gdk_x11_drag_context_drop_status; + context_class->get_selection = gdk_x11_drag_context_get_selection; } static void -gdk_drag_context_finalize (GObject *object) +gdk_x11_drag_context_finalize (GObject *object) { GdkDragContext *context = GDK_DRAG_CONTEXT (object); - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GSList *tmp_list; - - g_list_free (context->targets); + GdkX11DragContext *x11_context = GDK_X11_DRAG_CONTEXT (object); if (context->source_window) { - if ((context->protocol == GDK_DRAG_PROTO_XDND) && - !context->is_source) + if ((context->protocol == GDK_DRAG_PROTO_XDND) && !context->is_source) xdnd_manage_source_filter (context, context->source_window, FALSE); - - g_object_unref (context->source_window); } - - if (context->dest_window) - g_object_unref (context->dest_window); - for (tmp_list = private->window_caches; tmp_list; tmp_list = tmp_list->next) - gdk_window_cache_destroy (tmp_list->data); - g_slist_free (private->window_caches); - + g_slist_free_full (x11_context->window_caches, (GDestroyNotify)gdk_window_cache_unref); + x11_context->window_caches = NULL; + contexts = g_list_remove (contexts, context); - g_free (private); - - G_OBJECT_CLASS (parent_class)->finalize (object); + G_OBJECT_CLASS (gdk_x11_drag_context_parent_class)->finalize (object); } /* Drag Contexts */ -/** - * gdk_drag_context_new: - * - * Creates a new #GdkDragContext. - * - * Return value: the newly created #GdkDragContext. - **/ -GdkDragContext * -gdk_drag_context_new (void) -{ - return g_object_new (gdk_drag_context_get_type (), NULL); -} - -/** - * gdk_drag_context_ref: - * @context: a #GdkDragContext. - * - * Deprecated function; use g_object_ref() instead. - **/ -void -gdk_drag_context_ref (GdkDragContext *context) -{ - g_return_if_fail (GDK_IS_DRAG_CONTEXT (context)); - - g_object_ref (context); -} - -/** - * gdk_drag_context_unref: - * @context: a #GdkDragContext. - * - * Deprecated function; use g_object_unref() instead. - **/ -void -gdk_drag_context_unref (GdkDragContext *context) -{ - g_return_if_fail (GDK_IS_DRAG_CONTEXT (context)); - - g_object_unref (context); -} - static GdkDragContext * gdk_drag_context_find (GdkDisplay *display, - gboolean is_source, - Window source_xid, - Window dest_xid) + gboolean is_source, + Window source_xid, + Window dest_xid) { - GList *tmp_list = contexts; + GList *tmp_list; GdkDragContext *context; - GdkDragContextPrivateX11 *private; + GdkX11DragContext *context_x11; Window context_dest_xid; - while (tmp_list) + for (tmp_list = contexts; tmp_list; tmp_list = tmp_list->next) { context = (GdkDragContext *)tmp_list->data; - private = PRIVATE_DATA (context); + context_x11 = (GdkX11DragContext *)context; - if ((context->source_window && gdk_drawable_get_display (context->source_window) != display) || - (context->dest_window && gdk_drawable_get_display (context->dest_window) != display)) - continue; + if ((context->source_window && gdk_window_get_display (context->source_window) != display) || + (context->dest_window && gdk_window_get_display (context->dest_window) != display)) + continue; - context_dest_xid = context->dest_window ? - (private->drop_xid ? - private->drop_xid : - GDK_DRAWABLE_XID (context->dest_window)) : - None; + context_dest_xid = context->dest_window + ? (context_x11->drop_xid + ? context_x11->drop_xid + : GDK_WINDOW_XID (context->dest_window)) + : None; if ((!context->is_source == !is_source) && - ((source_xid == None) || (context->source_window && - (GDK_DRAWABLE_XID (context->source_window) == source_xid))) && - ((dest_xid == None) || (context_dest_xid == dest_xid))) - return context; - - tmp_list = tmp_list->next; + ((source_xid == None) || (context->source_window && + (GDK_WINDOW_XID (context->source_window) == source_xid))) && + ((dest_xid == None) || (context_dest_xid == dest_xid))) + return context; } - + return NULL; } @@ -318,14 +270,14 @@ precache_target_list (GdkDragContext *context) int i; for (tmp_list = context->targets; tmp_list; tmp_list = tmp_list->next) - g_ptr_array_add (targets, gdk_atom_name (GDK_POINTER_TO_ATOM (tmp_list->data))); + g_ptr_array_add (targets, gdk_atom_name (GDK_POINTER_TO_ATOM (tmp_list->data))); _gdk_x11_precache_atoms (GDK_WINDOW_DISPLAY (context->source_window), - (const gchar **)targets->pdata, - targets->len); + (const gchar **)targets->pdata, + targets->len); for (i =0; i < targets->len; i++) - g_free (targets->pdata[i]); + g_free (targets->pdata[i]); g_ptr_array_free (targets, TRUE); } @@ -333,11 +285,31 @@ precache_target_list (GdkDragContext *context) /* Utility functions */ +static void +free_cache_child (GdkCacheChild *child, + GdkDisplay *display) +{ + if (child->shape) + cairo_region_destroy (child->shape); + + if (child->shape_selected && display) + { + GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); + + XShapeSelectInput (display_x11->xdisplay, child->xid, 0); + } + + g_free (child); +} + static void gdk_window_cache_add (GdkWindowCache *cache, - guint32 xid, - gint x, gint y, gint width, gint height, - gboolean mapped) + guint32 xid, + gint x, + gint y, + gint width, + gint height, + gboolean mapped) { GdkCacheChild *child = g_new (GdkCacheChild, 1); @@ -347,16 +319,54 @@ gdk_window_cache_add (GdkWindowCache *cache, child->width = width; child->height = height; child->mapped = mapped; + child->shape_selected = FALSE; + child->shape_valid = FALSE; + child->shape = NULL; cache->children = g_list_prepend (cache->children, child); - g_hash_table_insert (cache->child_hash, GUINT_TO_POINTER (xid), - cache->children); + g_hash_table_insert (cache->child_hash, GUINT_TO_POINTER (xid), + cache->children); +} + +static GdkFilterReturn +gdk_window_cache_shape_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + GdkWindowCache *cache = data; + + GdkX11Display *display = GDK_X11_DISPLAY (gdk_screen_get_display (cache->screen)); + + if (display->have_shapes && + xevent->type == display->shape_event_base + ShapeNotify) + { + XShapeEvent *xse = (XShapeEvent*)xevent; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xse->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->shape_valid = FALSE; + if (child->shape) + { + cairo_region_destroy (child->shape); + child->shape = NULL; + } + } + + return GDK_FILTER_REMOVE; + } + + return GDK_FILTER_CONTINUE; } static GdkFilterReturn gdk_window_cache_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { XEvent *xevent = (XEvent *)xev; GdkWindowCache *cache = data; @@ -367,104 +377,106 @@ gdk_window_cache_filter (GdkXEvent *xev, break; case ConfigureNotify: { - XConfigureEvent *xce = &xevent->xconfigure; - GList *node; - - node = g_hash_table_lookup (cache->child_hash, - GUINT_TO_POINTER (xce->window)); - if (node) - { - GdkCacheChild *child = node->data; - child->x = xce->x; - child->y = xce->y; - child->width = xce->width; - child->height = xce->height; - if (xce->above == None && (node->next)) - { - GList *last = g_list_last (cache->children); - cache->children = g_list_remove_link (cache->children, node); - last->next = node; - node->next = NULL; - node->prev = last; - } - else - { - GList *above_node = g_hash_table_lookup (cache->child_hash, - GUINT_TO_POINTER (xce->above)); - if (above_node && node->next != above_node) - { - /* Put the window above (before in the list) above_node - */ - cache->children = g_list_remove_link (cache->children, node); - node->prev = above_node->prev; - if (node->prev) - node->prev->next = node; - else - cache->children = node; - node->next = above_node; - above_node->prev = node; - } - } - } - break; + XConfigureEvent *xce = &xevent->xconfigure; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xce->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->x = xce->x; + child->y = xce->y; + child->width = xce->width; + child->height = xce->height; + if (xce->above == None && (node->next)) + { + GList *last = g_list_last (cache->children); + cache->children = g_list_remove_link (cache->children, node); + last->next = node; + node->next = NULL; + node->prev = last; + } + else + { + GList *above_node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xce->above)); + if (above_node && node->next != above_node) + { + /* Put the window above (before in the list) above_node */ + cache->children = g_list_remove_link (cache->children, node); + node->prev = above_node->prev; + if (node->prev) + node->prev->next = node; + else + cache->children = node; + node->next = above_node; + above_node->prev = node; + } + } + } + break; } case CreateNotify: { - XCreateWindowEvent *xcwe = &xevent->xcreatewindow; - - if (!g_hash_table_lookup (cache->child_hash, - GUINT_TO_POINTER (xcwe->window))) - gdk_window_cache_add (cache, xcwe->window, - xcwe->x, xcwe->y, xcwe->width, xcwe->height, - FALSE); - break; + XCreateWindowEvent *xcwe = &xevent->xcreatewindow; + + if (!g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xcwe->window))) + gdk_window_cache_add (cache, xcwe->window, + xcwe->x, xcwe->y, xcwe->width, xcwe->height, + FALSE); + break; } case DestroyNotify: { - XDestroyWindowEvent *xdwe = &xevent->xdestroywindow; - GList *node; - - node = g_hash_table_lookup (cache->child_hash, - GUINT_TO_POINTER (xdwe->window)); - if (node) - { - g_hash_table_remove (cache->child_hash, - GUINT_TO_POINTER (xdwe->window)); - cache->children = g_list_remove_link (cache->children, node); - g_free (node->data); - g_list_free_1 (node); - } - break; + XDestroyWindowEvent *xdwe = &xevent->xdestroywindow; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xdwe->window)); + if (node) + { + GdkCacheChild *child = node->data; + + g_hash_table_remove (cache->child_hash, + GUINT_TO_POINTER (xdwe->window)); + cache->children = g_list_remove_link (cache->children, node); + /* window is destroyed, no need to disable ShapeNotify */ + free_cache_child (child, NULL); + g_list_free_1 (node); + } + break; } case MapNotify: { - XMapEvent *xme = &xevent->xmap; - GList *node; - - node = g_hash_table_lookup (cache->child_hash, - GUINT_TO_POINTER (xme->window)); - if (node) - { - GdkCacheChild *child = node->data; - child->mapped = TRUE; - } - break; + XMapEvent *xme = &xevent->xmap; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xme->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->mapped = TRUE; + } + break; } case ReparentNotify: break; case UnmapNotify: { - XMapEvent *xume = &xevent->xmap; - GList *node; - - node = g_hash_table_lookup (cache->child_hash, - GUINT_TO_POINTER (xume->window)); - if (node) - { - GdkCacheChild *child = node->data; - child->mapped = FALSE; - } - break; + XMapEvent *xume = &xevent->xmap; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xume->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->mapped = FALSE; + } + break; } default: return GDK_FILTER_CONTINUE; @@ -480,34 +492,75 @@ gdk_window_cache_new (GdkScreen *screen) GdkWindow *root_window = gdk_screen_get_root_window (screen); GdkChildInfoX11 *children; guint nchildren, i; - +#ifdef HAVE_XCOMPOSITE + Window cow; +#endif + GdkWindowCache *result = g_new (GdkWindowCache, 1); result->children = NULL; result->child_hash = g_hash_table_new (g_direct_hash, NULL); result->screen = screen; + result->ref_count = 1; - XGetWindowAttributes (xdisplay, GDK_WINDOW_XWINDOW (root_window), &xwa); + XGetWindowAttributes (xdisplay, GDK_WINDOW_XID (root_window), &xwa); result->old_event_mask = xwa.your_event_mask; - XSelectInput (xdisplay, GDK_WINDOW_XWINDOW (root_window), - result->old_event_mask | SubstructureNotifyMask); + + if (G_UNLIKELY (!GDK_X11_DISPLAY (GDK_X11_SCREEN (screen)->display)->trusted_client)) + { + GList *toplevel_windows, *list; + GdkWindow *window; + gint x, y, width, height; + + toplevel_windows = gdk_screen_get_toplevel_windows (screen); + for (list = toplevel_windows; list; list = list->next) + { + window = GDK_WINDOW (list->data); + gdk_window_get_geometry (window, &x, &y, &width, &height); + gdk_window_cache_add (result, GDK_WINDOW_XID (window), + x, y, width, height, + gdk_window_is_visible (window)); + } + g_list_free (toplevel_windows); + return result; + } + + XSelectInput (xdisplay, GDK_WINDOW_XID (root_window), + result->old_event_mask | SubstructureNotifyMask); gdk_window_add_filter (root_window, gdk_window_cache_filter, result); + gdk_window_add_filter (NULL, gdk_window_cache_shape_filter, result); if (!_gdk_x11_get_window_child_info (gdk_screen_get_display (screen), - GDK_WINDOW_XWINDOW (root_window), - FALSE, NULL, - &children, &nchildren)) + GDK_WINDOW_XID (root_window), + FALSE, NULL, + &children, &nchildren)) return result; for (i = 0; i < nchildren ; i++) { gdk_window_cache_add (result, children[i].window, - children[i].x, children[i].y, children[i].width, children[i].height, - children[i].is_mapped); + children[i].x, children[i].y, children[i].width, children[i].height, + children[i].is_mapped); } g_free (children); +#ifdef HAVE_XCOMPOSITE + /* + * Add the composite overlay window to the cache, as this can be a reasonable + * Xdnd proxy as well. + * This is only done when the screen is composited in order to avoid mapping + * the COW. We assume that the CM is using the COW (which is true for pretty + * much any CM currently in use). + */ + if (gdk_screen_is_composited (screen)) + { + cow = XCompositeGetOverlayWindow (xdisplay, GDK_WINDOW_XID (root_window)); + gdk_window_cache_add (result, cow, 0, 0, gdk_screen_get_width (screen), gdk_screen_get_height (screen), TRUE); + XCompositeReleaseOverlayWindow (xdisplay, GDK_WINDOW_XID (root_window)); + } +#endif + return result; } @@ -515,1376 +568,234 @@ static void gdk_window_cache_destroy (GdkWindowCache *cache) { GdkWindow *root_window = gdk_screen_get_root_window (cache->screen); - - XSelectInput (GDK_WINDOW_XDISPLAY (root_window), - GDK_WINDOW_XWINDOW (root_window), - cache->old_event_mask); + GdkDisplay *display; + + XSelectInput (GDK_WINDOW_XDISPLAY (root_window), + GDK_WINDOW_XID (root_window), + cache->old_event_mask); gdk_window_remove_filter (root_window, gdk_window_cache_filter, cache); + gdk_window_remove_filter (NULL, gdk_window_cache_shape_filter, cache); + + display = gdk_screen_get_display (cache->screen); + + gdk_x11_display_error_trap_push (display); + g_list_foreach (cache->children, (GFunc)free_cache_child, display); + gdk_x11_display_error_trap_pop_ignored (display); - g_list_foreach (cache->children, (GFunc)g_free, NULL); g_list_free (cache->children); g_hash_table_destroy (cache->child_hash); g_free (cache); } -static Window -get_client_window_at_coords_recurse (GdkDisplay *display, - Window win, - gboolean is_toplevel, - gint x, - gint y) -{ - GdkChildInfoX11 *children; - unsigned int nchildren; - int i; - gboolean found_child = FALSE; - GdkChildInfoX11 child; - gboolean has_wm_state = FALSE; - - if (!_gdk_x11_get_window_child_info (display, win, TRUE, - is_toplevel? &has_wm_state : NULL, - &children, &nchildren)) - return None; - - if (has_wm_state) - return win; - - for (i = nchildren - 1; (i >= 0) && !found_child; i--) - { - GdkChildInfoX11 *cur_child = &children[i]; - - if ((cur_child->is_mapped) && (cur_child->window_class == InputOutput) && - (x >= cur_child->x) && (x < cur_child->x + cur_child->width) && - (y >= cur_child->y) && (y < cur_child->y + cur_child->height)) - { - x -= cur_child->x; - y -= cur_child->y; - child = *cur_child; - found_child = TRUE; - } - } - - g_free (children); - - if (found_child) - { - if (child.has_wm_state) - return child.window; - else - return get_client_window_at_coords_recurse (display, child.window, FALSE, x, y); - } - else - return None; -} - -static Window -get_client_window_at_coords (GdkWindowCache *cache, - Window ignore, - gint x_root, - gint y_root) -{ - GList *tmp_list; - Window retval = None; - - gdk_error_trap_push (); - - tmp_list = cache->children; - - while (tmp_list && !retval) - { - GdkCacheChild *child = tmp_list->data; - - if ((child->xid != ignore) && (child->mapped)) - { - if ((x_root >= child->x) && (x_root < child->x + child->width) && - (y_root >= child->y) && (y_root < child->y + child->height)) - { - retval = get_client_window_at_coords_recurse (gdk_screen_get_display (cache->screen), - child->xid, TRUE, - x_root - child->x, - y_root - child->y); - if (!retval) - retval = child->xid; - } - - } - tmp_list = tmp_list->next; - } - - gdk_error_trap_pop (); - - if (retval) - return retval; - else - return GDK_WINDOW_XWINDOW (gdk_screen_get_root_window (cache->screen)); -} - -/************************************************************* - ***************************** MOTIF ************************* - *************************************************************/ - -/* values used in the message type for Motif DND */ -enum { - XmTOP_LEVEL_ENTER, - XmTOP_LEVEL_LEAVE, - XmDRAG_MOTION, - XmDROP_SITE_ENTER, - XmDROP_SITE_LEAVE, - XmDROP_START, - XmDROP_FINISH, - XmDRAG_DROP_FINISH, - XmOPERATION_CHANGED -}; - -/* Values used to specify type of protocol to use */ -enum { - XmDRAG_NONE, - XmDRAG_DROP_ONLY, - XmDRAG_PREFER_PREREGISTER, - XmDRAG_PREREGISTER, - XmDRAG_PREFER_DYNAMIC, - XmDRAG_DYNAMIC, - XmDRAG_PREFER_RECEIVER -}; - -/* Operation codes */ -enum { - XmDROP_NOOP, - XmDROP_MOVE = 0x01, - XmDROP_COPY = 0x02, - XmDROP_LINK = 0x04 -}; - -/* Drop site status */ -enum { - XmNO_DROP_SITE = 0x01, - XmDROP_SITE_INVALID = 0x02, - XmDROP_SITE_VALID = 0x03 -}; - -/* completion status */ -enum { - XmDROP, - XmDROP_HELP, - XmDROP_CANCEL, - XmDROP_INTERRUPT -}; - -/* Byte swapping routines. The motif specification leaves it - * up to us to save a few bytes in the client messages - */ -static gchar local_byte_order = '\0'; - -#ifdef G_ENABLE_DEBUG -static void -print_target_list (GList *targets) -{ - while (targets) - { - gchar *name = gdk_atom_name (GDK_POINTER_TO_ATOM (targets->data)); - g_message ("\t%s", name); - g_free (name); - targets = targets->next; - } -} -#endif /* G_ENABLE_DEBUG */ - -static void -init_byte_order (void) -{ - guint32 myint = 0x01020304; - local_byte_order = (*(gchar *)&myint == 1) ? 'B' : 'l'; -} - -static guint16 -card16_to_host (guint16 x, gchar byte_order) { - if (byte_order == local_byte_order) - return x; - else - return (x << 8) | (x >> 8); -} - -static guint32 -card32_to_host (guint32 x, gchar byte_order) { - if (byte_order == local_byte_order) - return x; - else - return (x << 24) | ((x & 0xff00) << 8) | ((x & 0xff0000) >> 8) | (x >> 24); -} - -/* Motif packs together fields of varying length into the - * client message. We can't rely on accessing these - * through data.s[], data.l[], etc, because on some architectures - * (i.e., Alpha) these won't be valid for format == 8. - */ - -#define MOTIF_XCLIENT_BYTE(xevent,i) \ - (xevent)->xclient.data.b[i] -#define MOTIF_XCLIENT_SHORT(xevent,i) \ - ((gint16 *)&((xevent)->xclient.data.b[0]))[i] -#define MOTIF_XCLIENT_LONG(xevent,i) \ - ((gint32 *)&((xevent)->xclient.data.b[0]))[i] - -#define MOTIF_UNPACK_BYTE(xevent,i) MOTIF_XCLIENT_BYTE(xevent,i) -#define MOTIF_UNPACK_SHORT(xevent,i) \ - card16_to_host (MOTIF_XCLIENT_SHORT(xevent,i), MOTIF_XCLIENT_BYTE(xevent, 1)) -#define MOTIF_UNPACK_LONG(xevent,i) \ - card32_to_host (MOTIF_XCLIENT_LONG(xevent,i), MOTIF_XCLIENT_BYTE(xevent, 1)) - -/***** Dest side ***********/ - -/* Property placed on source windows */ -typedef struct _MotifDragInitiatorInfo { - guint8 byte_order; - guint8 protocol_version; - guint16 targets_index; - guint32 selection_atom; -} MotifDragInitiatorInfo; - -/* Header for target table on the drag window */ -typedef struct _MotifTargetTableHeader { - guchar byte_order; - guchar protocol_version; - guint16 n_lists; - guint32 total_size; -} MotifTargetTableHeader; - -/* Property placed on target windows */ -typedef struct _MotifDragReceiverInfo { - guint8 byte_order; - guint8 protocol_version; - guint8 protocol_style; - guint8 pad; - guint32 proxy_window; - guint16 num_drop_sites; - guint16 padding; - guint32 total_size; -} MotifDragReceiverInfo; - -/* Target table handling */ - -static GdkFilterReturn -motif_drag_window_filter (GdkXEvent *xevent, - GdkEvent *event, - gpointer data) -{ - XEvent *xev = (XEvent *)xevent; - GdkDisplay *display = GDK_WINDOW_DISPLAY (event->any.window); - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - - switch (xev->xany.type) - { - case DestroyNotify: - display_x11->motif_drag_window = None; - display_x11->motif_drag_gdk_window = NULL; - break; - case PropertyNotify: - if (display_x11->motif_target_lists && - (xev->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"))) - motif_read_target_table (display); - break; - } - return GDK_FILTER_REMOVE; -} - -static Window -motif_lookup_drag_window (GdkDisplay *display, - Display *lookup_xdisplay) -{ - Window retval = None; - gulong bytes_after, nitems; - Atom type; - gint format; - guchar *data; - - XGetWindowProperty (lookup_xdisplay, RootWindow (lookup_xdisplay, 0), - gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_WINDOW"), - 0, 1, FALSE, - XA_WINDOW, &type, &format, &nitems, &bytes_after, - &data); - - if ((format == 32) && (nitems == 1) && (bytes_after == 0)) - { - retval = *(Window *)data; - GDK_NOTE (DND, - g_message ("Found drag window %#lx\n", GDK_DISPLAY_X11 (display)->motif_drag_window)); - } - - if (type != None) - XFree (data); - - return retval; -} - -/* Finds the window where global Motif drag information is stored. - * If it doesn't exist and 'create' is TRUE, create one. - */ -static Window -motif_find_drag_window (GdkDisplay *display, - gboolean create) -{ - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - - if (!display_x11->motif_drag_window) - { - Atom motif_drag_window_atom = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_WINDOW"); - display_x11->motif_drag_window = motif_lookup_drag_window (display, display_x11->xdisplay); - - if (!display_x11->motif_drag_window && create) - { - /* Create a persistant window. (Copied from LessTif) */ - - Display *persistant_xdisplay; - XSetWindowAttributes attr; - persistant_xdisplay = XOpenDisplay (gdk_display_get_name (display)); - XSetCloseDownMode (persistant_xdisplay, RetainPermanent); - - XGrabServer (persistant_xdisplay); - - display_x11->motif_drag_window = motif_lookup_drag_window (display, persistant_xdisplay); - - if (!display_x11->motif_drag_window) - { - attr.override_redirect = True; - attr.event_mask = PropertyChangeMask; - - display_x11->motif_drag_window = - XCreateWindow (persistant_xdisplay, - RootWindow (persistant_xdisplay, 0), - -100, -100, 10, 10, 0, 0, - InputOnly, (Visual *)CopyFromParent, - (CWOverrideRedirect | CWEventMask), &attr); - - GDK_NOTE (DND, - g_message ("Created drag window %#lx\n", display_x11->motif_drag_window)); - - XChangeProperty (persistant_xdisplay, - RootWindow (persistant_xdisplay, 0), - motif_drag_window_atom, XA_WINDOW, - 32, PropModeReplace, - (guchar *)&motif_drag_window_atom, 1); - - } - XUngrabServer (persistant_xdisplay); - XCloseDisplay (persistant_xdisplay); - } - - /* There is a miniscule race condition here if the drag window - * gets destroyed exactly now. - */ - if (display_x11->motif_drag_window) - { - display_x11->motif_drag_gdk_window = - gdk_window_foreign_new_for_display (display, display_x11->motif_drag_window); - gdk_window_add_filter (display_x11->motif_drag_gdk_window, - motif_drag_window_filter, - NULL); - } - } - - return display_x11->motif_drag_window; -} - -static void -motif_read_target_table (GdkDisplay *display) -{ - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - gulong bytes_after, nitems; - Atom type; - gint format; - gint i, j; - - Atom motif_drag_targets_atom = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"); - - if (display_x11->motif_target_lists) - { - for (i=0; imotif_n_target_lists; i++) - g_list_free (display_x11->motif_target_lists[i]); - - g_free (display_x11->motif_target_lists); - display_x11->motif_target_lists = NULL; - display_x11->motif_n_target_lists = 0; - } - - if (motif_find_drag_window (display, FALSE)) - { - guchar *data; - MotifTargetTableHeader *header = NULL; - guchar *target_bytes = NULL; - guchar *p; - gboolean success = FALSE; - - gdk_error_trap_push (); - XGetWindowProperty (display_x11->xdisplay, - display_x11->motif_drag_window, - motif_drag_targets_atom, - 0, (sizeof(MotifTargetTableHeader)+3)/4, FALSE, - motif_drag_targets_atom, - &type, &format, &nitems, &bytes_after, - &data); - - if (gdk_error_trap_pop () || (format != 8) || (nitems < sizeof (MotifTargetTableHeader))) - goto error; - - header = (MotifTargetTableHeader *)data; - - header->n_lists = card16_to_host (header->n_lists, header->byte_order); - header->total_size = card32_to_host (header->total_size, header->byte_order); - - gdk_error_trap_push (); - XGetWindowProperty (display_x11->xdisplay, - display_x11->motif_drag_window, - motif_drag_targets_atom, - (sizeof(MotifTargetTableHeader)+3)/4, - (header->total_size + 3)/4 - (sizeof(MotifTargetTableHeader) + 3)/4, - FALSE, - motif_drag_targets_atom, &type, &format, &nitems, - &bytes_after, &target_bytes); - - if (gdk_error_trap_pop () || (format != 8) || (bytes_after != 0) || - (nitems != header->total_size - sizeof(MotifTargetTableHeader))) - goto error; - - display_x11->motif_n_target_lists = header->n_lists; - display_x11->motif_target_lists = g_new0 (GList *, display_x11->motif_n_target_lists); - - p = target_bytes; - for (i=0; in_lists; i++) - { - gint n_targets; - guint32 *targets; - - if (p + sizeof(guint16) - target_bytes > nitems) - goto error; - - n_targets = card16_to_host (*(gushort *)p, header->byte_order); - - /* We need to make a copy of the targets, since it may - * be unaligned - */ - targets = g_new (guint32, n_targets); - memcpy (targets, p + sizeof(guint16), sizeof(guint32) * n_targets); - - p += sizeof(guint16) + n_targets * sizeof(guint32); - if (p - target_bytes > nitems) - goto error; - - for (j=0; jmotif_target_lists[i] = - g_list_prepend (display_x11->motif_target_lists[i], - GUINT_TO_POINTER (card32_to_host (targets[j], - header->byte_order))); - g_free (targets); - display_x11->motif_target_lists[i] = g_list_reverse (display_x11->motif_target_lists[i]); - } - - success = TRUE; - - error: - if (header) - XFree (header); - - if (target_bytes) - XFree (target_bytes); - - if (!success) - { - if (display_x11->motif_target_lists) - { - g_free (display_x11->motif_target_lists); - display_x11->motif_target_lists = NULL; - display_x11->motif_n_target_lists = 0; - } - g_warning ("Error reading Motif target table\n"); - } - } -} - -static gint -targets_sort_func (gconstpointer a, gconstpointer b) -{ - return (GPOINTER_TO_UINT (a) < GPOINTER_TO_UINT (b)) ? - -1 : ((GPOINTER_TO_UINT (a) > GPOINTER_TO_UINT (b)) ? 1 : 0); -} - -/* Check if given (sorted) list is in the targets table */ -static gint -motif_target_table_check (GdkDisplay *display, - GList *sorted) -{ - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - GList *tmp_list1, *tmp_list2; - gint i; - - for (i=0; imotif_n_target_lists; i++) - { - tmp_list1 = display_x11->motif_target_lists[i]; - tmp_list2 = sorted; - - while (tmp_list1 && tmp_list2) - { - if (tmp_list1->data != tmp_list2->data) - break; - - tmp_list1 = tmp_list1->next; - tmp_list2 = tmp_list2->next; - } - if (!tmp_list1 && !tmp_list2) /* Found it */ - return i; - } - - return -1; -} - -static gint -motif_add_to_target_table (GdkDisplay *display, - GList *targets) /* targets is list of GdkAtom */ +static GdkWindowCache * +gdk_window_cache_ref (GdkWindowCache *cache) { - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - GList *sorted = NULL; - gint index = -1; - gint i; - GList *tmp_list; - - /* make a sorted copy of the list */ - - while (targets) - { - Atom xatom = gdk_x11_atom_to_xatom_for_display (display, GDK_POINTER_TO_ATOM (targets->data)); - sorted = g_list_insert_sorted (sorted, GUINT_TO_POINTER (xatom), targets_sort_func); - targets = targets->next; - } - - /* First check if it is there already */ - - if (display_x11->motif_target_lists) - index = motif_target_table_check (display, sorted); + cache->ref_count += 1; - /* We need to grab the server while doing this, to ensure - * atomiticity. Ugh - */ - - if (index < 0) - { - /* We need to make sure that it exists _before_ we grab the - * server, since we can't open a new connection after we - * grab the server. - */ - motif_find_drag_window (display, TRUE); - - gdk_x11_display_grab (display); - motif_read_target_table (display); - - /* Check again, in case it was added in the meantime */ - - if (display_x11->motif_target_lists) - index = motif_target_table_check (display, sorted); - - if (index < 0) - { - guint32 total_size = 0; - guchar *data; - guchar *p; - guint16 *p16; - MotifTargetTableHeader *header; - - if (!display_x11->motif_target_lists) - { - display_x11->motif_target_lists = g_new (GList *, 1); - display_x11->motif_n_target_lists = 1; - } - else - { - display_x11->motif_n_target_lists++; - display_x11->motif_target_lists = g_realloc (display_x11->motif_target_lists, - sizeof(GList *) * display_x11->motif_n_target_lists); - } - display_x11->motif_target_lists[display_x11->motif_n_target_lists - 1] = sorted; - sorted = NULL; - index = display_x11->motif_n_target_lists - 1; - - total_size = sizeof (MotifTargetTableHeader); - for (i = 0; i < display_x11->motif_n_target_lists ; i++) - total_size += sizeof(guint16) + sizeof(guint32) * g_list_length (display_x11->motif_target_lists[i]); - - data = g_malloc (total_size); - - header = (MotifTargetTableHeader *)data; - p = data + sizeof(MotifTargetTableHeader); - - header->byte_order = local_byte_order; - header->protocol_version = 0; - header->n_lists = display_x11->motif_n_target_lists; - header->total_size = total_size; - - for (i = 0; i < display_x11->motif_n_target_lists ; i++) - { - guint16 n_targets = g_list_length (display_x11->motif_target_lists[i]); - guint32 *targets = g_new (guint32, n_targets); - guint32 *p32 = targets; - - tmp_list = display_x11->motif_target_lists[i]; - while (tmp_list) - { - *p32 = GPOINTER_TO_UINT (tmp_list->data); - - tmp_list = tmp_list->next; - p32++; - } - - p16 = (guint16 *)p; - p += sizeof(guint16); - - memcpy (p, targets, n_targets * sizeof(guint32)); - - *p16 = n_targets; - p += sizeof(guint32) * n_targets; - g_free (targets); - } - - XChangeProperty (display_x11->xdisplay, - display_x11->motif_drag_window, - gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"), - gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"), - 8, PropModeReplace, - data, total_size); - } - gdk_x11_display_ungrab (display); - } - - g_list_free (sorted); - return index; + return cache; } -/* Translate flags */ - static void -motif_dnd_translate_flags (GdkDragContext *context, guint16 flags) +gdk_window_cache_unref (GdkWindowCache *cache) { - guint recommended_op = flags & 0x000f; - guint possible_ops = (flags & 0x0f0) >> 4; - - switch (recommended_op) - { - case XmDROP_MOVE: - context->suggested_action = GDK_ACTION_MOVE; - break; - case XmDROP_COPY: - context->suggested_action = GDK_ACTION_COPY; - break; - case XmDROP_LINK: - context->suggested_action = GDK_ACTION_LINK; - break; - default: - context->suggested_action = GDK_ACTION_COPY; - break; - } - - context->actions = 0; - if (possible_ops & XmDROP_MOVE) - context->actions |= GDK_ACTION_MOVE; - if (possible_ops & XmDROP_COPY) - context->actions |= GDK_ACTION_COPY; - if (possible_ops & XmDROP_LINK) - context->actions |= GDK_ACTION_LINK; -} - -static guint16 -motif_dnd_get_flags (GdkDragContext *context) -{ - guint16 flags = 0; - - switch (context->suggested_action) - { - case GDK_ACTION_MOVE: - flags = XmDROP_MOVE; - break; - case GDK_ACTION_COPY: - flags = XmDROP_COPY; - break; - case GDK_ACTION_LINK: - flags = XmDROP_LINK; - break; - default: - flags = XmDROP_NOOP; - break; - } - - if (context->actions & GDK_ACTION_MOVE) - flags |= XmDROP_MOVE << 8; - if (context->actions & GDK_ACTION_COPY) - flags |= XmDROP_COPY << 8; - if (context->actions & GDK_ACTION_LINK) - flags |= XmDROP_LINK << 8; - - return flags; -} + g_assert (cache->ref_count > 0); -/* Source Side */ + cache->ref_count -= 1; -static void -motif_set_targets (GdkDragContext *context) -{ - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - MotifDragInitiatorInfo info; - gint i; - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); - - info.byte_order = local_byte_order; - info.protocol_version = 0; - - info.targets_index = motif_add_to_target_table (display, context->targets); - - for (i=0; ; i++) + if (cache->ref_count == 0) { - gchar buf[20]; - g_snprintf(buf, 20, "_GDK_SELECTION_%d", i); - - private->motif_selection = gdk_x11_get_xatom_by_name_for_display (display, buf); - if (!XGetSelectionOwner (GDK_DISPLAY_XDISPLAY (display), private->motif_selection)) - break; + window_caches = g_slist_remove (window_caches, cache); + gdk_window_cache_destroy (cache); } - - info.selection_atom = private->motif_selection; - - XChangeProperty (GDK_DRAWABLE_XDISPLAY (context->source_window), - GDK_DRAWABLE_XID (context->source_window), - private->motif_selection, - gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_INITIATOR_INFO"), - 8, PropModeReplace, - (guchar *)&info, sizeof (info)); - - private->motif_targets_set = 1; } -static guint32 -motif_check_dest (GdkDisplay *display, - Window win) +GdkWindowCache * +gdk_window_cache_get (GdkScreen *screen) { - gboolean retval = FALSE; - guchar *data; - MotifDragReceiverInfo *info; - Atom type = None; - int format; - unsigned long nitems, after; - Atom motif_drag_receiver_info_atom = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_RECEIVER_INFO"); - - gdk_error_trap_push (); - XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), win, - motif_drag_receiver_info_atom, - 0, (sizeof(*info)+3)/4, False, AnyPropertyType, - &type, &format, &nitems, &after, - &data); + GSList *list; + GdkWindowCache *cache; - if (gdk_error_trap_pop() == 0) + for (list = window_caches; list; list = list->next) { - if (type != None) - { - info = (MotifDragReceiverInfo *)data; - - if ((format == 8) && (nitems == sizeof(*info))) - { - if ((info->protocol_version == 0) && - ((info->protocol_style == XmDRAG_PREFER_PREREGISTER) || - (info->protocol_style == XmDRAG_PREFER_DYNAMIC) || - (info->protocol_style == XmDRAG_DYNAMIC))) - retval = TRUE; - } - else - { - GDK_NOTE (DND, - g_warning ("Invalid Motif drag receiver property on window %ld\n", win)); - } - - XFree (info); - } + cache = list->data; + if (cache->screen == screen) + return gdk_window_cache_ref (cache); } - return retval ? win : None; -} - -static void -motif_send_enter (GdkDragContext *context, - guint32 time) -{ - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); - XEvent xev; - - xev.xclient.type = ClientMessage; - xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); - xev.xclient.format = 8; - xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); - - MOTIF_XCLIENT_BYTE (&xev, 0) = XmTOP_LEVEL_ENTER; - MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; - MOTIF_XCLIENT_SHORT (&xev, 1) = 0; - MOTIF_XCLIENT_LONG (&xev, 1) = time; - MOTIF_XCLIENT_LONG (&xev, 2) = GDK_DRAWABLE_XID (context->source_window); - - if (!private->motif_targets_set) - motif_set_targets (context); - - MOTIF_XCLIENT_LONG (&xev, 3) = private->motif_selection; - MOTIF_XCLIENT_LONG (&xev, 4) = 0; - - if (!_gdk_send_xevent (display, - GDK_DRAWABLE_XID (context->dest_window), - FALSE, 0, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); -} + cache = gdk_window_cache_new (screen); -static void -motif_send_leave (GdkDragContext *context, - guint32 time) -{ - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); - XEvent xev; + window_caches = g_slist_prepend (window_caches, cache); - xev.xclient.type = ClientMessage; - xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); - xev.xclient.format = 8; - xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); - - MOTIF_XCLIENT_BYTE (&xev, 0) = XmTOP_LEVEL_LEAVE; - MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; - MOTIF_XCLIENT_SHORT (&xev, 1) = 0; - MOTIF_XCLIENT_LONG (&xev, 1) = time; - MOTIF_XCLIENT_LONG (&xev, 2) = 0; - MOTIF_XCLIENT_LONG (&xev, 3) = 0; - MOTIF_XCLIENT_LONG (&xev, 4) = 0; - - if (!_gdk_send_xevent (display, - GDK_DRAWABLE_XID (context->dest_window), - FALSE, 0, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); + return cache; } static gboolean -motif_send_motion (GdkDragContext *context, - gint x_root, - gint y_root, - GdkDragAction action, - guint32 time) +is_pointer_within_shape (GdkDisplay *display, + GdkCacheChild *child, + gint x_pos, + gint y_pos) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); - gboolean retval; - XEvent xev; - - xev.xclient.type = ClientMessage; - xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); - xev.xclient.format = 8; - xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); - - MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; - MOTIF_XCLIENT_SHORT (&xev, 1) = motif_dnd_get_flags (context); - MOTIF_XCLIENT_LONG (&xev, 1) = time; - MOTIF_XCLIENT_LONG (&xev, 3) = 0; - MOTIF_XCLIENT_LONG (&xev, 4) = 0; - - if ((context->suggested_action != private->old_action) || - (context->actions != private->old_actions)) + if (!child->shape_selected) { - MOTIF_XCLIENT_BYTE (&xev, 0) = XmOPERATION_CHANGED; + GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); - /* private->drag_status = GDK_DRAG_STATUS_ACTION_WAIT; */ - retval = TRUE; + XShapeSelectInput (display_x11->xdisplay, child->xid, ShapeNotifyMask); + child->shape_selected = TRUE; } - else + if (!child->shape_valid) { - MOTIF_XCLIENT_BYTE (&xev, 0) = XmDRAG_MOTION; - - MOTIF_XCLIENT_SHORT (&xev, 4) = x_root; - MOTIF_XCLIENT_SHORT (&xev, 5) = y_root; - - private->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; - retval = FALSE; - } + GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); + cairo_region_t *input_shape; - if (!_gdk_send_xevent (display, - GDK_DRAWABLE_XID (context->dest_window), - FALSE, 0, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); + child->shape = NULL; + if (gdk_display_supports_shapes (display)) + child->shape = _gdk_x11_xwindow_get_shape (display_x11->xdisplay, + child->xid, ShapeBounding); +#ifdef ShapeInput + input_shape = NULL; + if (gdk_display_supports_input_shapes (display)) + input_shape = _gdk_x11_xwindow_get_shape (display_x11->xdisplay, + child->xid, ShapeInput); - return retval; -} + if (child->shape && input_shape) + { + cairo_region_intersect (child->shape, input_shape); + cairo_region_destroy (input_shape); + } + else if (input_shape) + { + child->shape = input_shape; + } +#endif -static void -motif_send_drop (GdkDragContext *context, guint32 time) -{ - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); - XEvent xev; - - xev.xclient.type = ClientMessage; - xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); - xev.xclient.format = 8; - xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); - - MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_START; - MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; - MOTIF_XCLIENT_SHORT (&xev, 1) = motif_dnd_get_flags (context); - MOTIF_XCLIENT_LONG (&xev, 1) = time; - - MOTIF_XCLIENT_SHORT (&xev, 4) = private->last_x; - MOTIF_XCLIENT_SHORT (&xev, 5) = private->last_y; - - MOTIF_XCLIENT_LONG (&xev, 3) = private->motif_selection; - MOTIF_XCLIENT_LONG (&xev, 4) = GDK_DRAWABLE_XID (context->source_window); - - if (!_gdk_send_xevent (display, - GDK_DRAWABLE_XID (context->dest_window), - FALSE, 0, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); -} - -/* Target Side */ - -static gboolean -motif_read_initiator_info (GdkDisplay *display, - Window source_window, - Atom atom, - GList **targets, - Atom *selection) -{ - GList *tmp_list; - Atom type; - gint format; - gulong nitems; - gulong bytes_after; - guchar *data; - MotifDragInitiatorInfo *initiator_info; - - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - - gdk_error_trap_push (); - XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), source_window, atom, - 0, sizeof(*initiator_info), FALSE, - gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_INITIATOR_INFO"), - &type, &format, &nitems, &bytes_after, - &data); - - if (gdk_error_trap_pop () || (format != 8) || (nitems != sizeof (MotifDragInitiatorInfo)) || (bytes_after != 0)) - { - g_warning ("Error reading initiator info\n"); - return FALSE; - } - - initiator_info = (MotifDragInitiatorInfo *)data; - - motif_read_target_table (display); - - initiator_info->targets_index = - card16_to_host (initiator_info->targets_index, initiator_info->byte_order); - initiator_info->selection_atom = - card32_to_host (initiator_info->selection_atom, initiator_info->byte_order); - - if (initiator_info->targets_index >= display_x11->motif_n_target_lists) - { - g_warning ("Invalid target index in TOP_LEVEL_ENTER MESSAGE"); - XFree (initiator_info); - return FALSE; - } - - tmp_list = g_list_last (display_x11->motif_target_lists[initiator_info->targets_index]); - - *targets = NULL; - while (tmp_list) - { - GdkAtom atom = gdk_x11_xatom_to_atom_for_display (display, GPOINTER_TO_UINT (tmp_list->data)); - *targets = g_list_prepend (*targets, GDK_ATOM_TO_POINTER (atom)); - tmp_list = tmp_list->prev; + child->shape_valid = TRUE; } -#ifdef G_ENABLE_DEBUG - if (_gdk_debug_flags & GDK_DEBUG_DND) - print_target_list (*targets); -#endif /* G_ENABLE_DEBUG */ - - *selection = initiator_info->selection_atom; - - XFree (initiator_info); - - return TRUE; + return child->shape == NULL || + cairo_region_contains_point (child->shape, x_pos, y_pos); } -static GdkDragContext * -motif_drag_context_new (GdkWindow *dest_window, - guint32 timestamp, - guint32 source_window, - guint32 atom) -{ - GdkDragContext *new_context; - GdkDragContextPrivateX11 *private; - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (dest_window); - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); - - /* FIXME, current_dest_drag really shouldn't be NULL'd - * if we error below. - */ - if (display_x11->current_dest_drag != NULL) - { - if (timestamp >= display_x11->current_dest_drag->start_time) - { - g_object_unref (display_x11->current_dest_drag); - display_x11->current_dest_drag = NULL; - } - else - return NULL; - } - - new_context = gdk_drag_context_new (); - private = PRIVATE_DATA (new_context); - - new_context->protocol = GDK_DRAG_PROTO_MOTIF; - new_context->is_source = FALSE; - - new_context->source_window = gdk_window_lookup_for_display (display, source_window); - if (new_context->source_window) - g_object_ref (new_context->source_window); - else - { - new_context->source_window = gdk_window_foreign_new_for_display (display, source_window); - if (!new_context->source_window) - { - g_object_unref (new_context); - return NULL; - } - } - - new_context->dest_window = dest_window; - g_object_ref (dest_window); - new_context->start_time = timestamp; - - if (!motif_read_initiator_info (GDK_WINDOW_DISPLAY (dest_window), - source_window, - atom, - &new_context->targets, - &private->motif_selection)) - { - g_object_unref (new_context); - return NULL; - } - - return new_context; -} - -/* - * The MOTIF drag protocol has no real provisions for distinguishing - * multiple simultaneous drops. If the sources grab the pointer - * when doing drags, that shouldn't happen, in any case. If it - * does, we can't do much except hope for the best. - */ - -static GdkFilterReturn -motif_top_level_enter (GdkEvent *event, - guint16 flags, - guint32 timestamp, - guint32 source_window, - guint32 atom) -{ - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_DRAWABLE_DISPLAY (event->any.window)); - GdkDragContext *new_context; - - GDK_NOTE(DND, g_message ("Motif DND top level enter: flags: %#4x time: %d source_widow: %#4x atom: %d", - flags, timestamp, source_window, atom)); - - new_context = motif_drag_context_new (event->any.window, timestamp, source_window, atom); - if (!new_context) - return GDK_FILTER_REMOVE; - - event->dnd.type = GDK_DRAG_ENTER; - event->dnd.context = new_context; - g_object_ref (new_context); - - display_x11->current_dest_drag = new_context; - - return GDK_FILTER_TRANSLATE; -} - -static GdkFilterReturn -motif_top_level_leave (GdkEvent *event, - guint16 flags, - guint32 timestamp) -{ - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_DRAWABLE_DISPLAY (event->any.window)); - - GDK_NOTE(DND, g_message ("Motif DND top level leave: flags: %#4x time: %d", - flags, timestamp)); - - if ((display_x11->current_dest_drag != NULL) && - (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_MOTIF) && - (timestamp >= display_x11->current_dest_drag->start_time)) - { - event->dnd.type = GDK_DRAG_LEAVE; - /* Pass ownership of context to the event */ - event->dnd.context = display_x11->current_dest_drag; - - display_x11->current_dest_drag = NULL; - - return GDK_FILTER_TRANSLATE; - } - else - return GDK_FILTER_REMOVE; -} - -static GdkFilterReturn -motif_motion (GdkEvent *event, - guint16 flags, - guint32 timestamp, - gint16 x_root, - gint16 y_root) +static Window +get_client_window_at_coords_recurse (GdkDisplay *display, + Window win, + gboolean is_toplevel, + gint x, + gint y) { - GdkDragContextPrivateX11 *private; - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_DRAWABLE_DISPLAY (event->any.window)); - - GDK_NOTE(DND, g_message ("Motif DND motion: flags: %#4x time: %d (%d, %d)", - flags, timestamp, x_root, y_root)); - - if ((display_x11->current_dest_drag != NULL) && - (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_MOTIF) && - (timestamp >= display_x11->current_dest_drag->start_time)) - { - private = PRIVATE_DATA (display_x11->current_dest_drag); - - event->dnd.type = GDK_DRAG_MOTION; - event->dnd.context = display_x11->current_dest_drag; - g_object_ref (display_x11->current_dest_drag); - - event->dnd.time = timestamp; - - motif_dnd_translate_flags (display_x11->current_dest_drag, flags); - - event->dnd.x_root = x_root; - event->dnd.y_root = y_root; - - private->last_x = x_root; - private->last_y = y_root; - - private->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; - - return GDK_FILTER_TRANSLATE; - } - - return GDK_FILTER_REMOVE; -} + GdkChildInfoX11 *children; + unsigned int nchildren; + int i; + gboolean found_child = FALSE; + GdkChildInfoX11 child = { 0, }; + gboolean has_wm_state = FALSE; -static GdkFilterReturn -motif_operation_changed (GdkEvent *event, - guint16 flags, - guint32 timestamp) -{ - GdkDragContextPrivateX11 *private; - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_DRAWABLE_DISPLAY (event->any.window)); - GDK_NOTE(DND, g_message ("Motif DND operation changed: flags: %#4x time: %d", - flags, timestamp)); + if (!_gdk_x11_get_window_child_info (display, win, TRUE, + is_toplevel? &has_wm_state : NULL, + &children, &nchildren)) + return None; - if ((display_x11->current_dest_drag != NULL) && - (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_MOTIF) && - (timestamp >= display_x11->current_dest_drag->start_time)) + if (has_wm_state) { - event->dnd.type = GDK_DRAG_MOTION; - event->dnd.send_event = FALSE; - event->dnd.context = display_x11->current_dest_drag; - g_object_ref (display_x11->current_dest_drag); - - event->dnd.time = timestamp; - private = PRIVATE_DATA (display_x11->current_dest_drag); - - motif_dnd_translate_flags (display_x11->current_dest_drag, flags); - - event->dnd.x_root = private->last_x; - event->dnd.y_root = private->last_y; - - private->drag_status = GDK_DRAG_STATUS_ACTION_WAIT; - - return GDK_FILTER_TRANSLATE; - } - - return GDK_FILTER_REMOVE; -} - -static GdkFilterReturn -motif_drop_start (GdkEvent *event, - guint16 flags, - guint32 timestamp, - guint32 source_window, - guint32 atom, - gint16 x_root, - gint16 y_root) -{ - GdkDragContext *new_context; - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_DRAWABLE_DISPLAY (event->any.window)); - - GDK_NOTE(DND, g_message ("Motif DND drop start: flags: %#4x time: %d (%d, %d) source_widow: %#4x atom: %d", - flags, timestamp, x_root, y_root, source_window, atom)); - - new_context = motif_drag_context_new (event->any.window, timestamp, source_window, atom); - if (!new_context) - return GDK_FILTER_REMOVE; - - motif_dnd_translate_flags (new_context, flags); - - event->dnd.type = GDK_DROP_START; - event->dnd.context = new_context; - event->dnd.time = timestamp; - event->dnd.x_root = x_root; - event->dnd.y_root = y_root; - - g_object_ref (new_context); - display_x11->current_dest_drag = new_context; - - return GDK_FILTER_TRANSLATE; -} - -static GdkFilterReturn -motif_drag_status (GdkEvent *event, - guint16 flags, - guint32 timestamp) -{ - GdkDragContext *context; - GdkDisplay *display; - - GDK_NOTE (DND, - g_message ("Motif status message: flags %x", flags)); + g_free (children); - display = gdk_drawable_get_display (event->any.window); - if (!display) - return GDK_FILTER_REMOVE; - - context = gdk_drag_context_find (display, TRUE, GDK_DRAWABLE_XID (event->any.window), None); + return win; + } - if (context) + for (i = nchildren - 1; (i >= 0) && !found_child; i--) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - if ((private->drag_status == GDK_DRAG_STATUS_MOTION_WAIT) || - (private->drag_status == GDK_DRAG_STATUS_ACTION_WAIT)) - private->drag_status = GDK_DRAG_STATUS_DRAG; - - event->dnd.type = GDK_DRAG_STATUS; - event->dnd.send_event = FALSE; - event->dnd.context = context; - g_object_ref (context); + GdkChildInfoX11 *cur_child = &children[i]; - event->dnd.time = timestamp; - - if ((flags & 0x00f0) >> 4 == XmDROP_SITE_VALID) - { - switch (flags & 0x000f) - { - case XmDROP_NOOP: - context->action = 0; - break; - case XmDROP_MOVE: - context->action = GDK_ACTION_MOVE; - break; - case XmDROP_COPY: - context->action = GDK_ACTION_COPY; - break; - case XmDROP_LINK: - context->action = GDK_ACTION_LINK; - break; - } - } - else - context->action = 0; + if ((cur_child->is_mapped) && (cur_child->window_class == InputOutput) && + (x >= cur_child->x) && (x < cur_child->x + cur_child->width) && + (y >= cur_child->y) && (y < cur_child->y + cur_child->height)) + { + x -= cur_child->x; + y -= cur_child->y; + child = *cur_child; + found_child = TRUE; + } + } - return GDK_FILTER_TRANSLATE; + g_free (children); + + if (found_child) + { + if (child.has_wm_state) + return child.window; + else + return get_client_window_at_coords_recurse (display, child.window, FALSE, x, y); } - return GDK_FILTER_REMOVE; + else + return None; } -static GdkFilterReturn -motif_dnd_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data) +static Window +get_client_window_at_coords (GdkWindowCache *cache, + Window ignore, + gint x_root, + gint y_root) { - XEvent *xevent = (XEvent *)xev; - - guint8 reason; - guint16 flags; - guint32 timestamp; - guint32 source_window; - Atom atom; - gint16 x_root, y_root; - gboolean is_reply; + GList *tmp_list; + Window retval = None; + GdkDisplay *display; - if (!event->any.window || - gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ - - /* First read some fields common to all Motif DND messages */ + display = gdk_screen_get_display (cache->screen); - reason = MOTIF_UNPACK_BYTE (xevent, 0); - flags = MOTIF_UNPACK_SHORT (xevent, 1); - timestamp = MOTIF_UNPACK_LONG (xevent, 1); + gdk_x11_display_error_trap_push (display); - is_reply = ((reason & 0x80) != 0); + tmp_list = cache->children; - switch (reason & 0x7f) + while (tmp_list && !retval) { - case XmTOP_LEVEL_ENTER: - source_window = MOTIF_UNPACK_LONG (xevent, 2); - atom = MOTIF_UNPACK_LONG (xevent, 3); - return motif_top_level_enter (event, flags, timestamp, source_window, atom); - case XmTOP_LEVEL_LEAVE: - return motif_top_level_leave (event, flags, timestamp); - - case XmDRAG_MOTION: - x_root = MOTIF_UNPACK_SHORT (xevent, 4); - y_root = MOTIF_UNPACK_SHORT (xevent, 5); - - if (!is_reply) - return motif_motion (event, flags, timestamp, x_root, y_root); - else - return motif_drag_status (event, flags, timestamp); - - case XmDROP_SITE_ENTER: - return motif_drag_status (event, flags, timestamp); - - case XmDROP_SITE_LEAVE: - return motif_drag_status (event, - XmNO_DROP_SITE << 8 | XmDROP_NOOP, - timestamp); - case XmDROP_START: - x_root = MOTIF_UNPACK_SHORT (xevent, 4); - y_root = MOTIF_UNPACK_SHORT (xevent, 5); - atom = MOTIF_UNPACK_LONG (xevent, 3); - source_window = MOTIF_UNPACK_LONG (xevent, 4); - - if (!is_reply) - return motif_drop_start (event, flags, timestamp, source_window, atom, x_root, y_root); - - break; - case XmOPERATION_CHANGED: - if (!is_reply) - return motif_operation_changed (event, flags, timestamp); - else - return motif_drag_status (event, flags, timestamp); + GdkCacheChild *child = tmp_list->data; - break; - /* To the best of my knowledge, these next two messages are - * not part of the protocol, though they are defined in - * the header files. - */ - case XmDROP_FINISH: - case XmDRAG_DROP_FINISH: - break; + if ((child->xid != ignore) && (child->mapped)) + { + if ((x_root >= child->x) && (x_root < child->x + child->width) && + (y_root >= child->y) && (y_root < child->y + child->height)) + { + if (!is_pointer_within_shape (display, child, + x_root - child->x, + y_root - child->y)) + { + tmp_list = tmp_list->next; + continue; + } + + retval = get_client_window_at_coords_recurse (display, + child->xid, TRUE, + x_root - child->x, + y_root - child->y); + if (!retval) + retval = child->xid; + } + } + tmp_list = tmp_list->next; } - return GDK_FILTER_REMOVE; + gdk_x11_display_error_trap_pop_ignored (display); + + if (retval) + return retval; + else + return GDK_WINDOW_XID (gdk_screen_get_root_window (cache->screen)); } +#ifdef G_ENABLE_DEBUG +static void +print_target_list (GList *targets) +{ + while (targets) + { + gchar *name = gdk_atom_name (GDK_POINTER_TO_ATOM (targets->data)); + g_message ("\t%s", name); + g_free (name); + targets = targets->next; + } +} +#endif /* G_ENABLE_DEBUG */ + /************************************************************* ***************************** XDND ************************** *************************************************************/ @@ -1903,30 +814,35 @@ static struct { { "XdndActionPrivate", None, GDK_ACTION_COPY }, }; -static const gint xdnd_n_actions = sizeof(xdnd_actions_table) / sizeof(xdnd_actions_table[0]); +static const gint xdnd_n_actions = G_N_ELEMENTS (xdnd_actions_table); static gboolean xdnd_actions_initialized = FALSE; static void xdnd_initialize_actions (void) { gint i; - + xdnd_actions_initialized = TRUE; - for (i=0; i < xdnd_n_actions; i++) - xdnd_actions_table[i].atom = gdk_atom_intern (xdnd_actions_table[i].name, FALSE); + for (i = 0; i < xdnd_n_actions; i++) + xdnd_actions_table[i].atom = gdk_atom_intern_static_string (xdnd_actions_table[i].name); } static GdkDragAction xdnd_action_from_atom (GdkDisplay *display, - Atom xatom) + Atom xatom) { - GdkAtom atom = gdk_x11_xatom_to_atom_for_display (display, xatom); + GdkAtom atom; gint i; + if (xatom == None) + return 0; + + atom = gdk_x11_xatom_to_atom_for_display (display, xatom); + if (!xdnd_actions_initialized) xdnd_initialize_actions(); - for (i=0; iany.window || gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ - - GDK_NOTE (DND, - g_message ("XdndStatus: dest_window: %#x action: %ld", - dest_window, action)); + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndStatus: dest_window: %#x action: %ld", + dest_window, action)); - display = gdk_drawable_get_display (event->any.window); + display = gdk_window_get_display (event->any.window); context = gdk_drag_context_find (display, TRUE, xevent->xclient.window, dest_window); - + if (context) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - if (private->drag_status == GDK_DRAG_STATUS_MOTION_WAIT) - private->drag_status = GDK_DRAG_STATUS_DRAG; - + GdkX11DragContext *context_x11 = GDK_X11_DRAG_CONTEXT (context); + if (context_x11->drag_status == GDK_DRAG_STATUS_MOTION_WAIT) + context_x11->drag_status = GDK_DRAG_STATUS_DRAG; + event->dnd.send_event = FALSE; event->dnd.type = GDK_DRAG_STATUS; event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); g_object_ref (context); event->dnd.time = GDK_CURRENT_TIME; /* FIXME? */ if (!(action != 0) != !(flags & 1)) - { - GDK_NOTE (DND, - g_warning ("Received status event with flags not corresponding to action!\n")); - action = 0; - } + { + GDK_NOTE (DND, + g_warning ("Received status event with flags not corresponding to action!\n")); + action = 0; + } context->action = xdnd_action_from_atom (display, action); @@ -2001,37 +918,40 @@ xdnd_status_filter (GdkXEvent *xev, return GDK_FILTER_REMOVE; } -static GdkFilterReturn +static GdkFilterReturn xdnd_finished_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { GdkDisplay *display; XEvent *xevent = (XEvent *)xev; guint32 dest_window = xevent->xclient.data.l[0]; GdkDragContext *context; - GdkDragContextPrivateX11 *private; + GdkX11DragContext *context_x11; if (!event->any.window || gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ - - GDK_NOTE (DND, - g_message ("XdndFinished: dest_window: %#x", dest_window)); + return GDK_FILTER_CONTINUE; /* Not for us */ - display = gdk_drawable_get_display (event->any.window); + GDK_NOTE (DND, + g_message ("XdndFinished: dest_window: %#x", dest_window)); + + display = gdk_window_get_display (event->any.window); context = gdk_drag_context_find (display, TRUE, xevent->xclient.window, dest_window); - + if (context) { - private = PRIVATE_DATA (context); - if (private->version == 5) - private->drop_failed = xevent->xclient.data.l[1] == 0; - + context_x11 = GDK_X11_DRAG_CONTEXT (context); + if (context_x11->version == 5) + context_x11->drop_failed = xevent->xclient.data.l[1] == 0; + event->dnd.type = GDK_DROP_FINISHED; event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); g_object_ref (context); + event->dnd.time = GDK_CURRENT_TIME; /* FIXME? */ + return GDK_FILTER_TRANSLATE; } @@ -2039,14 +959,14 @@ xdnd_finished_filter (GdkXEvent *xev, } static void -xdnd_set_targets (GdkDragContext *context) +xdnd_set_targets (GdkX11DragContext *context_x11) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); Atom *atomlist; GList *tmp_list = context->targets; gint i; gint n_atoms = g_list_length (context->targets); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); atomlist = g_new (Atom, n_atoms); i = 0; @@ -2057,76 +977,76 @@ xdnd_set_targets (GdkDragContext *context) i++; } - XChangeProperty (GDK_DRAWABLE_XDISPLAY (context->source_window), - GDK_DRAWABLE_XID (context->source_window), - gdk_x11_get_xatom_by_name_for_display (display, "XdndTypeList"), - XA_ATOM, 32, PropModeReplace, - (guchar *)atomlist, n_atoms); + XChangeProperty (GDK_WINDOW_XDISPLAY (context->source_window), + GDK_WINDOW_XID (context->source_window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndTypeList"), + XA_ATOM, 32, PropModeReplace, + (guchar *)atomlist, n_atoms); g_free (atomlist); - private->xdnd_targets_set = 1; + context_x11->xdnd_targets_set = 1; } static void -xdnd_set_actions (GdkDragContext *context) +xdnd_set_actions (GdkX11DragContext *context_x11) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); Atom *atomlist; gint i; gint n_atoms; guint actions; - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); if (!xdnd_actions_initialized) xdnd_initialize_actions(); - + actions = context->actions; n_atoms = 0; - for (i=0; iactions; n_atoms = 0; - for (i=0; isource_window), - GDK_DRAWABLE_XID (context->source_window), - gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"), - XA_ATOM, 32, PropModeReplace, - (guchar *)atomlist, n_atoms); + XChangeProperty (GDK_WINDOW_XDISPLAY (context->source_window), + GDK_WINDOW_XID (context->source_window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"), + XA_ATOM, 32, PropModeReplace, + (guchar *)atomlist, n_atoms); g_free (atomlist); - private->xdnd_actions_set = TRUE; - private->xdnd_actions = context->actions; + context_x11->xdnd_actions_set = TRUE; + context_x11->xdnd_actions = context->actions; } static void send_client_message_async_cb (Window window, - gboolean success, - gpointer data) + gboolean success, + gpointer data) { GdkDragContext *context = data; GDK_NOTE (DND, - g_message ("Got async callback for #%lx, success = %d", - window, success)); + g_message ("Got async callback for #%lx, success = %d", + window, success)); /* On failure, we immediately continue with the protocol * so we don't end up blocking for a timeout @@ -2135,22 +1055,25 @@ send_client_message_async_cb (Window window, context->dest_window && window == GDK_WINDOW_XID (context->dest_window)) { - GdkEvent temp_event; - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkEvent *temp_event; + GdkX11DragContext *context_x11 = data; g_object_unref (context->dest_window); context->dest_window = NULL; context->action = 0; - private->drag_status = GDK_DRAG_STATUS_DRAG; + context_x11->drag_status = GDK_DRAG_STATUS_DRAG; + + temp_event = gdk_event_new (GDK_DRAG_STATUS); + temp_event->dnd.window = g_object_ref (context->source_window); + temp_event->dnd.send_event = TRUE; + temp_event->dnd.context = g_object_ref (context); + temp_event->dnd.time = GDK_CURRENT_TIME; + gdk_event_set_device (temp_event, gdk_drag_context_get_device (context)); - temp_event.dnd.type = GDK_DRAG_STATUS; - temp_event.dnd.window = context->source_window; - temp_event.dnd.send_event = TRUE; - temp_event.dnd.context = context; - temp_event.dnd.time = GDK_CURRENT_TIME; + gdk_event_put (temp_event); - gdk_event_put (&temp_event); + gdk_event_free (temp_event); } g_object_unref (context); @@ -2161,9 +1084,9 @@ static GdkDisplay * gdk_drag_context_get_display (GdkDragContext *context) { if (context->source_window) - return GDK_DRAWABLE_DISPLAY (context->source_window); + return GDK_WINDOW_DISPLAY (context->source_window); else if (context->dest_window) - return GDK_DRAWABLE_DISPLAY (context->dest_window); + return GDK_WINDOW_DISPLAY (context->dest_window); g_assert_not_reached (); return NULL; @@ -2171,26 +1094,27 @@ gdk_drag_context_get_display (GdkDragContext *context) static void send_client_message_async (GdkDragContext *context, - Window window, - gboolean propagate, - glong event_mask, - XClientMessageEvent *event_send) + Window window, + gboolean propagate, + glong event_mask, + XClientMessageEvent *event_send) { GdkDisplay *display = gdk_drag_context_get_display (context); - + g_object_ref (context); _gdk_x11_send_client_message_async (display, window, - propagate, event_mask, event_send, - send_client_message_async_cb, context); + propagate, event_mask, event_send, + send_client_message_async_cb, context); } static gboolean -xdnd_send_xevent (GdkDragContext *context, - GdkWindow *window, - gboolean propagate, - XEvent *event_send) +xdnd_send_xevent (GdkX11DragContext *context_x11, + GdkWindow *window, + gboolean propagate, + XEvent *event_send) { + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); GdkDisplay *display = gdk_drag_context_get_display (context); Window xwindow; glong event_mask; @@ -2201,65 +1125,67 @@ xdnd_send_xevent (GdkDragContext *context, if (gdk_window_get_window_type (window) != GDK_WINDOW_FOREIGN) { gint i; - + for (i = 0; i < G_N_ELEMENTS (xdnd_filters); i++) - { - if (gdk_x11_get_xatom_by_name_for_display (display, xdnd_filters[i].atom_name) == - event_send->xclient.message_type) - { - GdkEvent temp_event; - temp_event.any.window = window; - - if ((*xdnd_filters[i].func) (event_send, &temp_event, NULL) == GDK_FILTER_TRANSLATE) - { - gdk_event_put (&temp_event); - g_object_unref (temp_event.dnd.context); - } - - return TRUE; - } - } + { + if (gdk_x11_get_xatom_by_name_for_display (display, xdnd_filters[i].atom_name) == + event_send->xclient.message_type) + { + GdkEvent *temp_event; + + temp_event = gdk_event_new (GDK_NOTHING); + temp_event->any.window = g_object_ref (window); + + if ((*xdnd_filters[i].func) (event_send, temp_event, NULL) == GDK_FILTER_TRANSLATE) + { + gdk_event_put (temp_event); + gdk_event_free (temp_event); + } + + return TRUE; + } + } } - xwindow = GDK_WINDOW_XWINDOW (window); - + xwindow = GDK_WINDOW_XID (window); + if (_gdk_x11_display_is_root_window (display, xwindow)) event_mask = ButtonPressMask; else event_mask = 0; - + send_client_message_async (context, xwindow, propagate, event_mask, - &event_send->xclient); + &event_send->xclient); return TRUE; } - + static void -xdnd_send_enter (GdkDragContext *context) +xdnd_send_enter (GdkX11DragContext *context_x11) { + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->dest_window); XEvent xev; - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->dest_window); xev.xclient.type = ClientMessage; xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndEnter"); xev.xclient.format = 32; - xev.xclient.window = private->drop_xid ? - private->drop_xid : - GDK_DRAWABLE_XID (context->dest_window); - xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); - xev.xclient.data.l[1] = (private->version << 24); /* version */ + xev.xclient.window = context_x11->drop_xid + ? context_x11->drop_xid + : GDK_WINDOW_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_WINDOW_XID (context->source_window); + xev.xclient.data.l[1] = (context_x11->version << 24); /* version */ xev.xclient.data.l[2] = 0; xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = 0; GDK_NOTE(DND, - g_message ("Sending enter source window %#lx XDND protocol version %d\n", - GDK_DRAWABLE_XID (context->source_window), private->version)); + g_message ("Sending enter source window %#lx XDND protocol version %d\n", + GDK_WINDOW_XID (context->source_window), context_x11->version)); if (g_list_length (context->targets) > 3) { - if (!private->xdnd_targets_set) - xdnd_set_targets (context); + if (!context_x11->xdnd_targets_set) + xdnd_set_targets (context_x11); xev.xclient.data.l[1] |= 1; } else @@ -2268,125 +1194,121 @@ xdnd_send_enter (GdkDragContext *context) gint i = 2; while (tmp_list) - { - xev.xclient.data.l[i] = gdk_x11_atom_to_xatom_for_display (display, - GDK_POINTER_TO_ATOM (tmp_list->data)); - tmp_list = tmp_list->next; - i++; - } + { + xev.xclient.data.l[i] = gdk_x11_atom_to_xatom_for_display (display, + GDK_POINTER_TO_ATOM (tmp_list->data)); + tmp_list = tmp_list->next; + i++; + } } - if (!xdnd_send_xevent (context, context->dest_window, - FALSE, &xev)) + if (!xdnd_send_xevent (context_x11, context->dest_window, FALSE, &xev)) { - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_WINDOW_XID (context->dest_window))); g_object_unref (context->dest_window); context->dest_window = NULL; } } static void -xdnd_send_leave (GdkDragContext *context) +xdnd_send_leave (GdkX11DragContext *context_x11) { - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); XEvent xev; - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - xev.xclient.type = ClientMessage; xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndLeave"); xev.xclient.format = 32; - xev.xclient.window = private->drop_xid ? - private->drop_xid : - GDK_DRAWABLE_XID (context->dest_window); - xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.window = context_x11->drop_xid + ? context_x11->drop_xid + : GDK_WINDOW_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_WINDOW_XID (context->source_window); xev.xclient.data.l[1] = 0; xev.xclient.data.l[2] = 0; xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = 0; - if (!xdnd_send_xevent (context, context->dest_window, - FALSE, &xev)) + if (!xdnd_send_xevent (context_x11, context->dest_window, FALSE, &xev)) { - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_WINDOW_XID (context->dest_window))); g_object_unref (context->dest_window); context->dest_window = NULL; } } static void -xdnd_send_drop (GdkDragContext *context, guint32 time) +xdnd_send_drop (GdkX11DragContext *context_x11, + guint32 time) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); XEvent xev; xev.xclient.type = ClientMessage; xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndDrop"); xev.xclient.format = 32; - xev.xclient.window = private->drop_xid ? - private->drop_xid : - GDK_DRAWABLE_XID (context->dest_window); - xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.window = context_x11->drop_xid + ? context_x11->drop_xid + : GDK_WINDOW_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_WINDOW_XID (context->source_window); xev.xclient.data.l[1] = 0; xev.xclient.data.l[2] = time; xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = 0; - if (!xdnd_send_xevent (context, context->dest_window, - FALSE, &xev)) + if (!xdnd_send_xevent (context_x11, context->dest_window, FALSE, &xev)) { - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_WINDOW_XID (context->dest_window))); g_object_unref (context->dest_window); context->dest_window = NULL; } } static void -xdnd_send_motion (GdkDragContext *context, - gint x_root, - gint y_root, - GdkDragAction action, - guint32 time) +xdnd_send_motion (GdkX11DragContext *context_x11, + gint x_root, + gint y_root, + GdkDragAction action, + guint32 time) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); XEvent xev; xev.xclient.type = ClientMessage; xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndPosition"); xev.xclient.format = 32; - xev.xclient.window = private->drop_xid ? - private->drop_xid : - GDK_DRAWABLE_XID (context->dest_window); - xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.window = context_x11->drop_xid + ? context_x11->drop_xid + : GDK_WINDOW_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_WINDOW_XID (context->source_window); xev.xclient.data.l[1] = 0; xev.xclient.data.l[2] = (x_root << 16) | y_root; xev.xclient.data.l[3] = time; xev.xclient.data.l[4] = xdnd_action_to_atom (display, action); - if (!xdnd_send_xevent (context, context->dest_window, - FALSE, &xev)) + if (!xdnd_send_xevent (context_x11, context->dest_window, FALSE, &xev)) { - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->dest_window))); + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_WINDOW_XID (context->dest_window))); g_object_unref (context->dest_window); context->dest_window = NULL; } - private->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; + context_x11->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; } static guint32 xdnd_check_dest (GdkDisplay *display, - Window win, - gint *xdnd_version) + Window win, + guint *xdnd_version) { gboolean retval = FALSE; Atom type = None; @@ -2401,121 +1323,125 @@ xdnd_check_dest (GdkDisplay *display, proxy = None; - gdk_error_trap_push (); - - if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), win, - xdnd_proxy_atom, 0, - 1, False, AnyPropertyType, - &type, &format, &nitems, &after, - &data) == Success) + gdk_x11_display_error_trap_push (display); + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), win, + xdnd_proxy_atom, 0, + 1, False, AnyPropertyType, + &type, &format, &nitems, &after, + &data) == Success) { if (type != None) - { - proxy_data = (Window *)data; - - if ((format == 32) && (nitems == 1)) - { - proxy = *proxy_data; - } - else - GDK_NOTE (DND, - g_warning ("Invalid XdndProxy " - "property on window %ld\n", win)); - - XFree (proxy_data); - } - + { + proxy_data = (Window *)data; + + if ((format == 32) && (nitems == 1)) + { + proxy = *proxy_data; + } + else + { + GDK_NOTE (DND, + g_warning ("Invalid XdndProxy " + "property on window %ld\n", win)); + } + + XFree (proxy_data); + } + if ((XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), proxy ? proxy : win, - xdnd_aware_atom, 0, - 1, False, AnyPropertyType, - &type, &format, &nitems, &after, - &data) == Success) && - type != None) - { - version = (Atom *)data; - - if ((format == 32) && (nitems == 1)) - { - if (*version >= 3) - retval = TRUE; - if (xdnd_version) - *xdnd_version = *version; - } - else - GDK_NOTE (DND, - g_warning ("Invalid XdndAware " - "property on window %ld\n", win)); - - XFree (version); - } - } + xdnd_aware_atom, 0, + 1, False, AnyPropertyType, + &type, &format, &nitems, &after, + &data) == Success) && + type != None) + { + version = (Atom *)data; + + if ((format == 32) && (nitems == 1)) + { + if (*version >= 3) + retval = TRUE; + if (xdnd_version) + *xdnd_version = *version; + } + else + { + GDK_NOTE (DND, + g_warning ("Invalid XdndAware " + "property on window %ld\n", win)); + } + + XFree (version); + } + } + + gdk_x11_display_error_trap_pop_ignored (display); - gdk_error_trap_pop (); - return retval ? (proxy ? proxy : win) : None; } /* Target side */ static void -xdnd_read_actions (GdkDragContext *context) +xdnd_read_actions (GdkX11DragContext *context_x11) { + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); Atom type; int format; gulong nitems, after; guchar *data; Atom *atoms; - gint i; - - PRIVATE_DATA (context)->xdnd_have_actions = FALSE; + + context_x11->xdnd_have_actions = FALSE; if (gdk_window_get_window_type (context->source_window) == GDK_WINDOW_FOREIGN) { /* Get the XdndActionList, if set */ - - gdk_error_trap_push (); - + + gdk_x11_display_error_trap_push (display); if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), - GDK_DRAWABLE_XID (context->source_window), - gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"), - 0, 65536, - False, XA_ATOM, &type, &format, &nitems, - &after, &data) == Success && - type == XA_ATOM) - { - atoms = (Atom *)data; - - context->actions = 0; - - for (i=0; iactions |= xdnd_action_from_atom (display, atoms[i]); - - PRIVATE_DATA (context)->xdnd_have_actions = TRUE; - + GDK_WINDOW_XID (context->source_window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"), + 0, 65536, + False, XA_ATOM, &type, &format, &nitems, + &after, &data) == Success && + type == XA_ATOM) + { + atoms = (Atom *)data; + + context->actions = 0; + + for (i = 0; i < nitems; i++) + context->actions |= xdnd_action_from_atom (display, atoms[i]); + + context_x11->xdnd_have_actions = TRUE; + #ifdef G_ENABLE_DEBUG - if (_gdk_debug_flags & GDK_DEBUG_DND) - { - GString *action_str = g_string_new (NULL); - if (context->actions & GDK_ACTION_MOVE) - g_string_append(action_str, "MOVE "); - if (context->actions & GDK_ACTION_COPY) - g_string_append(action_str, "COPY "); - if (context->actions & GDK_ACTION_LINK) - g_string_append(action_str, "LINK "); - if (context->actions & GDK_ACTION_ASK) - g_string_append(action_str, "ASK "); - - g_message("Xdnd actions = %s", action_str->str); - g_string_free (action_str, TRUE); - } + if (_gdk_debug_flags & GDK_DEBUG_DND) + { + GString *action_str = g_string_new (NULL); + if (context->actions & GDK_ACTION_MOVE) + g_string_append(action_str, "MOVE "); + if (context->actions & GDK_ACTION_COPY) + g_string_append(action_str, "COPY "); + if (context->actions & GDK_ACTION_LINK) + g_string_append(action_str, "LINK "); + if (context->actions & GDK_ACTION_ASK) + g_string_append(action_str, "ASK "); + + g_message("Xdnd actions = %s", action_str->str); + g_string_free (action_str, TRUE); + } #endif /* G_ENABLE_DEBUG */ - - XFree(atoms); - } - - gdk_error_trap_pop (); + + } + + if (data) + XFree (data); + + gdk_x11_display_error_trap_pop_ignored (display); } else { @@ -2524,14 +1450,14 @@ xdnd_read_actions (GdkDragContext *context) GdkDragContext *source_context; source_context = gdk_drag_context_find (display, TRUE, - GDK_DRAWABLE_XID (context->source_window), - GDK_DRAWABLE_XID (context->dest_window)); + GDK_WINDOW_XID (context->source_window), + GDK_WINDOW_XID (context->dest_window)); if (source_context) - { - context->actions = source_context->actions; - PRIVATE_DATA (context)->xdnd_have_actions = TRUE; - } + { + context->actions = source_context->actions; + context_x11->xdnd_have_actions = TRUE; + } } } @@ -2541,19 +1467,19 @@ xdnd_read_actions (GdkDragContext *context) * to continually send actions. So we select on PropertyChangeMask * and add this filter. */ -static GdkFilterReturn +static GdkFilterReturn xdnd_source_window_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer cb_data) + GdkEvent *event, + gpointer cb_data) { XEvent *xevent = (XEvent *)xev; - GdkDragContext *context = cb_data; + GdkX11DragContext *context_x11 = cb_data; GdkDisplay *display = GDK_WINDOW_DISPLAY(event->any.window); if ((xevent->xany.type == PropertyNotify) && (xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"))) { - xdnd_read_actions (context); + xdnd_read_actions (context_x11); return GDK_FILTER_REMOVE; } @@ -2563,54 +1489,51 @@ xdnd_source_window_filter (GdkXEvent *xev, static void xdnd_manage_source_filter (GdkDragContext *context, - GdkWindow *window, - gboolean add_filter) + GdkWindow *window, + gboolean add_filter) { if (!GDK_WINDOW_DESTROYED (window) && gdk_window_get_window_type (window) == GDK_WINDOW_FOREIGN) { - gdk_error_trap_push (); + gdk_x11_display_error_trap_push (GDK_WINDOW_DISPLAY (window)); if (add_filter) - { - gdk_window_set_events (window, - gdk_window_get_events (window) | - GDK_PROPERTY_CHANGE_MASK); - gdk_window_add_filter (window, xdnd_source_window_filter, context); - } + { + gdk_window_set_events (window, + gdk_window_get_events (window) | + GDK_PROPERTY_CHANGE_MASK); + gdk_window_add_filter (window, xdnd_source_window_filter, context); + } else - { - gdk_window_remove_filter (window, - xdnd_source_window_filter, - context); - /* Should we remove the GDK_PROPERTY_NOTIFY mask? - * but we might want it for other reasons. (Like - * INCR selection transactions). - */ - } - - gdk_display_sync (gdk_drawable_get_display (window)); - gdk_error_trap_pop (); + { + gdk_window_remove_filter (window, + xdnd_source_window_filter, + context); + /* Should we remove the GDK_PROPERTY_NOTIFY mask? + * but we might want it for other reasons. (Like + * INCR selection transactions). + */ + } + + gdk_x11_display_error_trap_pop_ignored (GDK_WINDOW_DISPLAY (window)); } } static void base_precache_atoms (GdkDisplay *display) { - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); if (!display_x11->base_dnd_atoms_precached) { static const char *const precache_atoms[] = { - "ENLIGHTENMENT_DESKTOP", - "WM_STATE", - "XdndAware", - "XdndProxy", - "_MOTIF_DRAG_RECEIVER_INFO" + "WM_STATE", + "XdndAware", + "XdndProxy" }; _gdk_x11_precache_atoms (display, - precache_atoms, G_N_ELEMENTS (precache_atoms)); + precache_atoms, G_N_ELEMENTS (precache_atoms)); display_x11->base_dnd_atoms_precached = TRUE; } @@ -2619,71 +1542,71 @@ base_precache_atoms (GdkDisplay *display) static void xdnd_precache_atoms (GdkDisplay *display) { - GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); if (!display_x11->xdnd_atoms_precached) { - static const char *const precache_atoms[] = { - "XdndActionAsk", - "XdndActionCopy", - "XdndActionLink", - "XdndActionList", - "XdndActionMove", - "XdndActionPrivate", - "XdndDrop", - "XdndEnter", - "XdndFinished", - "XdndLeave", - "XdndPosition", - "XdndSelection", - "XdndStatus", - "XdndTypeList" + static const gchar *const precache_atoms[] = { + "XdndActionAsk", + "XdndActionCopy", + "XdndActionLink", + "XdndActionList", + "XdndActionMove", + "XdndActionPrivate", + "XdndDrop", + "XdndEnter", + "XdndFinished", + "XdndLeave", + "XdndPosition", + "XdndSelection", + "XdndStatus", + "XdndTypeList" }; _gdk_x11_precache_atoms (display, - precache_atoms, G_N_ELEMENTS (precache_atoms)); + precache_atoms, G_N_ELEMENTS (precache_atoms)); display_x11->xdnd_atoms_precached = TRUE; } } -static GdkFilterReturn +static GdkFilterReturn xdnd_enter_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer cb_data) + GdkEvent *event, + gpointer cb_data) { + GdkDeviceManager *device_manager; GdkDisplay *display; - GdkDisplayX11 *display_x11; + GdkX11Display *display_x11; XEvent *xevent = (XEvent *)xev; - GdkDragContext *new_context; + GdkDragContext *context; + GdkX11DragContext *context_x11; gint i; - Atom type; int format; gulong nitems, after; guchar *data; Atom *atoms; - guint32 source_window; gboolean get_types; gint version; if (!event->any.window || gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ + return GDK_FILTER_CONTINUE; /* Not for us */ source_window = xevent->xclient.data.l[0]; get_types = ((xevent->xclient.data.l[1] & 1) != 0); version = (xevent->xclient.data.l[1] & 0xff000000) >> 24; - - display = GDK_DRAWABLE_DISPLAY (event->any.window); - display_x11 = GDK_DISPLAY_X11 (display); + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_X11_DISPLAY (display); xdnd_precache_atoms (display); - GDK_NOTE (DND, - g_message ("XdndEnter: source_window: %#x, version: %#x", - source_window, version)); + GDK_NOTE (DND, + g_message ("XdndEnter: source_window: %#x, version: %#x", + source_window, version)); if (version < 3) { @@ -2691,116 +1614,122 @@ xdnd_enter_filter (GdkXEvent *xev, GDK_NOTE (DND, g_message ("Ignored old XdndEnter message")); return GDK_FILTER_REMOVE; } - + if (display_x11->current_dest_drag != NULL) { g_object_unref (display_x11->current_dest_drag); display_x11->current_dest_drag = NULL; } - new_context = gdk_drag_context_new (); - new_context->protocol = GDK_DRAG_PROTO_XDND; - PRIVATE_DATA(new_context)->version = version; + context_x11 = (GdkX11DragContext *)g_object_new (GDK_TYPE_X11_DRAG_CONTEXT, NULL); + context = (GdkDragContext *)context_x11; - new_context->source_window = gdk_window_lookup_for_display (display, source_window); - if (new_context->source_window) - g_object_ref (new_context->source_window); - else + context->protocol = GDK_DRAG_PROTO_XDND; + context_x11->version = version; + + /* FIXME: Should extend DnD protocol to have device info */ + device_manager = gdk_display_get_device_manager (display); + gdk_drag_context_set_device (context, gdk_device_manager_get_client_pointer (device_manager)); + + context->source_window = gdk_x11_window_foreign_new_for_display (display, source_window); + if (!context->source_window) { - new_context->source_window = gdk_window_foreign_new_for_display (display, source_window); - if (!new_context->source_window) - { - g_object_unref (new_context); - return GDK_FILTER_REMOVE; - } + g_object_unref (context); + return GDK_FILTER_REMOVE; } - new_context->dest_window = event->any.window; - g_object_ref (new_context->dest_window); + context->dest_window = event->any.window; + g_object_ref (context->dest_window); - new_context->targets = NULL; + context->targets = NULL; if (get_types) { - gdk_error_trap_push (); - XGetWindowProperty (GDK_DRAWABLE_XDISPLAY (event->any.window), - source_window, - gdk_x11_get_xatom_by_name_for_display (display, "XdndTypeList"), - 0, 65536, - False, XA_ATOM, &type, &format, &nitems, - &after, &data); - - if (gdk_error_trap_pop () || (format != 32) || (type != XA_ATOM)) - { - g_object_unref (new_context); - return GDK_FILTER_REMOVE; - } + gdk_x11_display_error_trap_push (display); + XGetWindowProperty (GDK_WINDOW_XDISPLAY (event->any.window), + source_window, + gdk_x11_get_xatom_by_name_for_display (display, "XdndTypeList"), + 0, 65536, + False, XA_ATOM, &type, &format, &nitems, + &after, &data); + + if (gdk_x11_display_error_trap_pop (display) || (format != 32) || (type != XA_ATOM)) + { + g_object_unref (context); + + if (data) + XFree (data); + + return GDK_FILTER_REMOVE; + } atoms = (Atom *)data; - for (i=0; itargets = - g_list_append (new_context->targets, - GDK_ATOM_TO_POINTER (gdk_x11_xatom_to_atom_for_display (display, - atoms[i]))); + for (i = 0; i < nitems; i++) + context->targets = + g_list_append (context->targets, + GDK_ATOM_TO_POINTER (gdk_x11_xatom_to_atom_for_display (display, + atoms[i]))); - XFree(atoms); + XFree (atoms); } else { - for (i=0; i<3; i++) - if (xevent->xclient.data.l[2+i]) - new_context->targets = - g_list_append (new_context->targets, - GDK_ATOM_TO_POINTER (gdk_x11_xatom_to_atom_for_display (display, - xevent->xclient.data.l[2+i]))); + for (i = 0; i < 3; i++) + if (xevent->xclient.data.l[2 + i]) + context->targets = + g_list_append (context->targets, + GDK_ATOM_TO_POINTER (gdk_x11_xatom_to_atom_for_display (display, + xevent->xclient.data.l[2 + i]))); } #ifdef G_ENABLE_DEBUG if (_gdk_debug_flags & GDK_DEBUG_DND) - print_target_list (new_context->targets); + print_target_list (context->targets); #endif /* G_ENABLE_DEBUG */ - xdnd_manage_source_filter (new_context, new_context->source_window, TRUE); - xdnd_read_actions (new_context); + xdnd_manage_source_filter (context, context->source_window, TRUE); + xdnd_read_actions (context_x11); event->dnd.type = GDK_DRAG_ENTER; - event->dnd.context = new_context; - g_object_ref (new_context); + event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); + g_object_ref (context); - display_x11->current_dest_drag = new_context; + display_x11->current_dest_drag = context; return GDK_FILTER_TRANSLATE; } -static GdkFilterReturn +static GdkFilterReturn xdnd_leave_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { XEvent *xevent = (XEvent *)xev; guint32 source_window = xevent->xclient.data.l[0]; GdkDisplay *display; - GdkDisplayX11 *display_x11; + GdkX11Display *display_x11; if (!event->any.window || gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ - - GDK_NOTE (DND, - g_message ("XdndLeave: source_window: %#x", - source_window)); + return GDK_FILTER_CONTINUE; /* Not for us */ - display = GDK_DRAWABLE_DISPLAY (event->any.window); - display_x11 = GDK_DISPLAY_X11 (display); + GDK_NOTE (DND, + g_message ("XdndLeave: source_window: %#x", + source_window)); + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_X11_DISPLAY (display); xdnd_precache_atoms (display); if ((display_x11->current_dest_drag != NULL) && (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_XDND) && - (GDK_DRAWABLE_XID (display_x11->current_dest_drag->source_window) == source_window)) + (GDK_WINDOW_XID (display_x11->current_dest_drag->source_window) == source_window)) { event->dnd.type = GDK_DRAG_LEAVE; /* Pass ownership of context to the event */ event->dnd.context = display_x11->current_dest_drag; + gdk_event_set_device (event, gdk_drag_context_get_device (event->dnd.context)); display_x11->current_dest_drag = NULL; @@ -2810,10 +1739,10 @@ xdnd_leave_filter (GdkXEvent *xev, return GDK_FILTER_REMOVE; } -static GdkFilterReturn +static GdkFilterReturn xdnd_position_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { XEvent *xevent = (XEvent *)xev; guint32 source_window = xevent->xclient.data.l[0]; @@ -2821,368 +1750,290 @@ xdnd_position_filter (GdkXEvent *xev, gint16 y_root = xevent->xclient.data.l[2] & 0xffff; guint32 time = xevent->xclient.data.l[3]; Atom action = xevent->xclient.data.l[4]; - GdkDisplay *display; - GdkDisplayX11 *display_x11; + GdkX11Display *display_x11; + GdkDragContext *context; + GdkX11DragContext *context_x11; if (!event->any.window || gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ - - GDK_NOTE (DND, - g_message ("XdndPosition: source_window: %#x position: (%d, %d) time: %d action: %ld", - source_window, x_root, y_root, time, action)); - - display = GDK_DRAWABLE_DISPLAY (event->any.window); - display_x11 = GDK_DISPLAY_X11 (display); - + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndPosition: source_window: %#x position: (%d, %d) time: %d action: %ld", + source_window, x_root, y_root, time, action)); + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_X11_DISPLAY (display); + xdnd_precache_atoms (display); - if ((display_x11->current_dest_drag != NULL) && - (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_XDND) && - (GDK_DRAWABLE_XID (display_x11->current_dest_drag->source_window) == source_window)) + context = display_x11->current_dest_drag; + + if ((context != NULL) && + (context->protocol == GDK_DRAG_PROTO_XDND) && + (GDK_WINDOW_XID (context->source_window) == source_window)) { + context_x11 = GDK_X11_DRAG_CONTEXT (context); + event->dnd.type = GDK_DRAG_MOTION; - event->dnd.context = display_x11->current_dest_drag; - g_object_ref (display_x11->current_dest_drag); + event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); + g_object_ref (context); event->dnd.time = time; - display_x11->current_dest_drag->suggested_action = xdnd_action_from_atom (display, action); - - if (!(PRIVATE_DATA (display_x11->current_dest_drag))->xdnd_have_actions) - display_x11->current_dest_drag->actions = display_x11->current_dest_drag->suggested_action; + context->suggested_action = xdnd_action_from_atom (display, action); + + if (!context_x11->xdnd_have_actions) + context->actions = context->suggested_action; event->dnd.x_root = x_root; event->dnd.y_root = y_root; - (PRIVATE_DATA (display_x11->current_dest_drag))->last_x = x_root; - (PRIVATE_DATA (display_x11->current_dest_drag))->last_y = y_root; - + context_x11->last_x = x_root; + context_x11->last_y = y_root; + return GDK_FILTER_TRANSLATE; } return GDK_FILTER_REMOVE; } -static GdkFilterReturn +static GdkFilterReturn xdnd_drop_filter (GdkXEvent *xev, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { XEvent *xevent = (XEvent *)xev; guint32 source_window = xevent->xclient.data.l[0]; guint32 time = xevent->xclient.data.l[2]; GdkDisplay *display; - GdkDisplayX11 *display_x11; - + GdkX11Display *display_x11; + GdkDragContext *context; + GdkX11DragContext *context_x11; + if (!event->any.window || gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) - return GDK_FILTER_CONTINUE; /* Not for us */ - - GDK_NOTE (DND, - g_message ("XdndDrop: source_window: %#x time: %d", - source_window, time)); + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndDrop: source_window: %#x time: %d", + source_window, time)); - display = GDK_DRAWABLE_DISPLAY (event->any.window); - display_x11 = GDK_DISPLAY_X11 (display); + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_X11_DISPLAY (display); xdnd_precache_atoms (display); - if ((display_x11->current_dest_drag != NULL) && - (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_XDND) && - (GDK_DRAWABLE_XID (display_x11->current_dest_drag->source_window) == source_window)) - { - GdkDragContextPrivateX11 *private; - private = PRIVATE_DATA (display_x11->current_dest_drag); + context = display_x11->current_dest_drag; + if ((context != NULL) && + (context->protocol == GDK_DRAG_PROTO_XDND) && + (GDK_WINDOW_XID (context->source_window) == source_window)) + { + context_x11 = GDK_X11_DRAG_CONTEXT (context); event->dnd.type = GDK_DROP_START; - event->dnd.context = display_x11->current_dest_drag; - g_object_ref (display_x11->current_dest_drag); + event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); + g_object_ref (context); event->dnd.time = time; - event->dnd.x_root = private->last_x; - event->dnd.y_root = private->last_y; - + event->dnd.x_root = context_x11->last_x; + event->dnd.y_root = context_x11->last_y; + + gdk_x11_window_set_user_time (event->any.window, time); + return GDK_FILTER_TRANSLATE; } return GDK_FILTER_REMOVE; } -/************************************************************* - ************************** Public API *********************** - *************************************************************/ -void -_gdk_dnd_init (GdkDisplay *display) +GdkFilterReturn +_gdk_x11_dnd_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) { + XEvent *xevent = (XEvent *) xev; + GdkDisplay *display; int i; - init_byte_order (); - gdk_display_add_client_message_filter ( - display, - gdk_atom_intern ("_MOTIF_DRAG_AND_DROP_MESSAGE", FALSE), - motif_dnd_filter, NULL); - + if (!GDK_IS_X11_WINDOW (event->any.window)) + return GDK_FILTER_CONTINUE; + + if (xevent->type != ClientMessage) + return GDK_FILTER_CONTINUE; + + display = GDK_WINDOW_DISPLAY (event->any.window); + for (i = 0; i < G_N_ELEMENTS (xdnd_filters); i++) { - gdk_display_add_client_message_filter ( - display, - gdk_atom_intern (xdnd_filters[i].atom_name, FALSE), - xdnd_filters[i].func, NULL); + if (xevent->xclient.message_type != gdk_x11_get_xatom_by_name_for_display (display, xdnd_filters[i].atom_name)) + continue; + + return xdnd_filters[i].func (xev, event, data); } -} + + return GDK_FILTER_CONTINUE; +} /* Source side */ static void -gdk_drag_do_leave (GdkDragContext *context, guint32 time) +gdk_drag_do_leave (GdkX11DragContext *context_x11, + guint32 time) { + GdkDragContext *context = GDK_DRAG_CONTEXT (context_x11); + if (context->dest_window) { switch (context->protocol) - { - case GDK_DRAG_PROTO_MOTIF: - motif_send_leave (context, time); - break; - case GDK_DRAG_PROTO_XDND: - xdnd_send_leave (context); - break; - case GDK_DRAG_PROTO_ROOTWIN: - case GDK_DRAG_PROTO_NONE: - default: - break; - } + { + case GDK_DRAG_PROTO_XDND: + xdnd_send_leave (context_x11); + break; + case GDK_DRAG_PROTO_ROOTWIN: + case GDK_DRAG_PROTO_NONE: + default: + break; + } g_object_unref (context->dest_window); context->dest_window = NULL; } } -/** - * gdk_drag_begin: - * @window: the source window for this drag. - * @targets: the list of offered targets. - * - * Starts a drag and creates a new drag context for it. - * - * This function is called by the drag source. - * - * Return value: a newly created #GdkDragContext. - **/ -GdkDragContext * -gdk_drag_begin (GdkWindow *window, - GList *targets) +GdkDragContext * +_gdk_x11_window_drag_begin (GdkWindow *window, + GdkDevice *device, + GList *targets) { - GdkDragContext *new_context; - - g_return_val_if_fail (window != NULL, NULL); + GdkDragContext *context; + + context = (GdkDragContext *) g_object_new (GDK_TYPE_X11_DRAG_CONTEXT, NULL); - new_context = gdk_drag_context_new (); - new_context->is_source = TRUE; - new_context->source_window = window; + context->is_source = TRUE; + context->source_window = window; g_object_ref (window); - new_context->targets = g_list_copy (targets); - precache_target_list (new_context); - - new_context->actions = 0; + context->targets = g_list_copy (targets); + precache_target_list (context); - return new_context; + context->actions = 0; + + gdk_drag_context_set_device (context, device); + + return context; } -static guint32 -_gdk_drag_get_protocol_for_display (GdkDisplay *display, - guint32 xid, - GdkDragProtocol *protocol, - gint *version) +Window +_gdk_x11_display_get_drag_protocol (GdkDisplay *display, + Window xid, + GdkDragProtocol *protocol, + guint *version) { GdkWindow *window; - guint32 retval; - g_return_val_if_fail (GDK_IS_DISPLAY (display), None); + Window retval; base_precache_atoms (display); - /* Check for a local drag - */ - window = gdk_window_lookup_for_display (display, xid); - if (window && - gdk_window_get_window_type (window) != GDK_WINDOW_FOREIGN) + /* Check for a local drag */ + window = gdk_x11_window_lookup_for_display (display, xid); + if (window && gdk_window_get_window_type (window) != GDK_WINDOW_FOREIGN) { if (g_object_get_data (G_OBJECT (window), "gdk-dnd-registered") != NULL) - { - *protocol = GDK_DRAG_PROTO_XDND; - *version = 5; - xdnd_precache_atoms (display); - GDK_NOTE (DND, g_message ("Entering local Xdnd window %#x\n", xid)); - return xid; - } - else - return None; - } - - if ((retval = xdnd_check_dest (display, xid, version))) + { + *protocol = GDK_DRAG_PROTO_XDND; + *version = 5; + xdnd_precache_atoms (display); + GDK_NOTE (DND, g_message ("Entering local Xdnd window %#x\n", (guint) xid)); + return xid; + } + else if (_gdk_x11_display_is_root_window (display, xid)) + { + *protocol = GDK_DRAG_PROTO_ROOTWIN; + GDK_NOTE (DND, g_message ("Entering root window\n")); + return xid; + } + } + else if ((retval = xdnd_check_dest (display, xid, version))) { *protocol = GDK_DRAG_PROTO_XDND; xdnd_precache_atoms (display); - GDK_NOTE (DND, g_message ("Entering Xdnd window %#x\n", xid)); - return retval; - } - else if ((retval = motif_check_dest (display, xid))) - { - *protocol = GDK_DRAG_PROTO_MOTIF; - GDK_NOTE (DND, g_message ("Entering motif window %#x\n", xid)); + GDK_NOTE (DND, g_message ("Entering Xdnd window %#x\n", (guint) xid)); return retval; } else { /* Check if this is a root window */ - gboolean rootwin = FALSE; - Atom type = None; - int format; - unsigned long nitems, after; - unsigned char *data; if (_gdk_x11_display_is_root_window (display, (Window) xid)) - rootwin = TRUE; - - gdk_error_trap_push (); - - if (!rootwin) - { - if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), xid, - gdk_x11_get_xatom_by_name_for_display (display, "ENLIGHTENMENT_DESKTOP"), - 0, 0, False, AnyPropertyType, - &type, &format, &nitems, &after, &data) == Success && - type != None) - { - XFree (data); - rootwin = TRUE; - } - } - - /* Until I find out what window manager the next one is for, - * I'm leaving it commented out. It's supported in the - * xscreensaver sources, though. - */ -#if 0 - if (!rootwin) - { - if (XGetWindowProperty (gdk_display, win, - gdk_x11_get_xatom_by_name ("__SWM_VROOT"), - 0, 0, False, AnyPropertyType, - &type, &format, &nitems, &data) && - type != None) - rootwin = TRUE; - } -#endif - - gdk_error_trap_pop (); + rootwin = TRUE; if (rootwin) - { - *protocol = GDK_DRAG_PROTO_ROOTWIN; - return xid; - } + { + GDK_NOTE (DND, g_message ("Entering root window\n")); + *protocol = GDK_DRAG_PROTO_ROOTWIN; + return xid; + } } *protocol = GDK_DRAG_PROTO_NONE; - return None; -} -/** - * gdk_drag_get_protocol_for_display: - * @display: the #GdkDisplay where the destination window resides - * @xid: the X id of the destination window. - * @protocol: location where the supported DND protocol is returned. - * @returns: the X id of the window where the drop should happen. This - * may be @xid or the X id of a proxy window, or None if @xid doesn't - * support Drag and Drop. - * - * Finds out the DND protocol supported by a window. - * - * Since: 2.2 - */ -guint32 -gdk_drag_get_protocol_for_display (GdkDisplay *display, - guint32 xid, - GdkDragProtocol *protocol) -{ - return _gdk_drag_get_protocol_for_display (display, xid, protocol, NULL); + return 0; /* a.k.a. None */ } static GdkWindowCache * -drag_context_find_window_cache (GdkDragContext *context, - GdkScreen *screen) +drag_context_find_window_cache (GdkX11DragContext *context_x11, + GdkScreen *screen) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); - GSList *tmp_list; + GSList *list; GdkWindowCache *cache; - for (tmp_list = private->window_caches; tmp_list; tmp_list = tmp_list->next) + for (list = context_x11->window_caches; list; list = list->next) { - cache = tmp_list->data; + cache = list->data; if (cache->screen == screen) - return cache; + return cache; } - cache = gdk_window_cache_new (screen); - private->window_caches = g_slist_prepend (private->window_caches, cache); - + cache = gdk_window_cache_get (screen); + context_x11->window_caches = g_slist_prepend (context_x11->window_caches, cache); + return cache; } -/** - * gdk_drag_find_window_for_screen: - * @context: a #GdkDragContext - * @drag_window: a window which may be at the pointer position, but - * should be ignored, since it is put up by the drag source as an icon. - * @screen: the screen where the destination window is sought. - * @x_root: the x position of the pointer in root coordinates. - * @y_root: the y position of the pointer in root coordinates. - * @dest_window: location to store the destination window in. - * @protocol: location to store the DND protocol in. - * - * Finds the destination window and DND protocol to use at the - * given pointer position. - * - * This function is called by the drag source to obtain the - * @dest_window and @protocol parameters for gdk_drag_motion(). - * - * Since: 2.2 - **/ -void -gdk_drag_find_window_for_screen (GdkDragContext *context, - GdkWindow *drag_window, - GdkScreen *screen, - gint x_root, - gint y_root, - GdkWindow **dest_window, - GdkDragProtocol *protocol) +static GdkWindow * +gdk_x11_drag_context_find_window (GdkDragContext *context, + GdkWindow *drag_window, + GdkScreen *screen, + gint x_root, + gint y_root, + GdkDragProtocol *protocol) { - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkX11DragContext *context_x11 = GDK_X11_DRAG_CONTEXT (context); GdkWindowCache *window_cache; GdkDisplay *display; Window dest; - - g_return_if_fail (context != NULL); + GdkWindow *dest_window; display = GDK_WINDOW_DISPLAY (context->source_window); - window_cache = drag_context_find_window_cache (context, screen); + window_cache = drag_context_find_window_cache (context_x11, screen); dest = get_client_window_at_coords (window_cache, - drag_window ? - GDK_DRAWABLE_XID (drag_window) : None, - x_root, y_root); + drag_window && GDK_WINDOW_IS_X11 (drag_window) ? + GDK_WINDOW_XID (drag_window) : None, + x_root, y_root); - if (private->dest_xid != dest) + if (context_x11->dest_xid != dest) { Window recipient; - private->dest_xid = dest; + context_x11->dest_xid = dest; /* Check if new destination accepts drags, and which protocol */ @@ -3192,622 +2043,367 @@ gdk_drag_find_window_for_screen (GdkDragContext *context, * two are passed explicitely, the third implicitly through * protocol->dest_xid. */ - if ((recipient = _gdk_drag_get_protocol_for_display (display, dest, - protocol, &private->version))) - { - *dest_window = gdk_window_lookup_for_display (display, recipient); - if (*dest_window) - g_object_ref (*dest_window); - else - *dest_window = gdk_window_foreign_new_for_display (display, recipient); - } + recipient = _gdk_x11_display_get_drag_protocol (display, + dest, + protocol, + &context_x11->version); + + if (recipient != None) + dest_window = gdk_x11_window_foreign_new_for_display (display, recipient); else - *dest_window = NULL; + dest_window = NULL; } else { - *dest_window = context->dest_window; - if (*dest_window) - g_object_ref (*dest_window); + dest_window = context->dest_window; + if (dest_window) + g_object_ref (dest_window); *protocol = context->protocol; } + + return dest_window; } -/** - * gdk_drag_motion: - * @context: a #GdkDragContext. - * @dest_window: the new destination window, obtained by - * gdk_drag_find_window(). - * @protocol: the DND protocol in use, obtained by gdk_drag_find_window(). - * @x_root: the x position of the pointer in root coordinates. - * @y_root: the y position of the pointer in root coordinates. - * @suggested_action: the suggested action. - * @possible_actions: the possible actions. - * @time_: the timestamp for this operation. - * - * Updates the drag context when the pointer moves or the - * set of actions changes. - * - * This function is called by the drag source. - * - * Return value: FIXME - **/ -gboolean -gdk_drag_motion (GdkDragContext *context, - GdkWindow *dest_window, - GdkDragProtocol protocol, - gint x_root, - gint y_root, - GdkDragAction suggested_action, - GdkDragAction possible_actions, - guint32 time) -{ - GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); +static gboolean +gdk_x11_drag_context_drag_motion (GdkDragContext *context, + GdkWindow *dest_window, + GdkDragProtocol protocol, + gint x_root, + gint y_root, + GdkDragAction suggested_action, + GdkDragAction possible_actions, + guint32 time) +{ + GdkX11DragContext *context_x11 = GDK_X11_DRAG_CONTEXT (context); + + context_x11->old_actions = context->actions; + context->actions = possible_actions; - g_return_val_if_fail (context != NULL, FALSE); + if (context_x11->old_actions != possible_actions) + context_x11->xdnd_actions_set = FALSE; - private->old_actions = context->actions; - context->actions = possible_actions; - - if (private->old_actions != possible_actions) - private->xdnd_actions_set = FALSE; - - if (protocol == GDK_DRAG_PROTO_XDND && private->version == 0) + if (protocol == GDK_DRAG_PROTO_XDND && context_x11->version == 0) { /* This ugly hack is necessary since GTK+ doesn't know about - * the XDND protocol version, and in particular doesn't know - * that gdk_drag_find_window_for_screen() has the side-effect - * of setting private->version, and therefore sometimes call - * gdk_drag_motion() without a prior call to + * the XDND protocol version, and in particular doesn't know + * that gdk_drag_find_window_for_screen() has the side-effect + * of setting context_x11->version, and therefore sometimes call + * gdk_drag_motion() without a prior call to * gdk_drag_find_window_for_screen(). This happens, e.g. * when GTK+ is proxying DND events to embedded windows. - */ + */ if (dest_window) - { - GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); - - xdnd_check_dest (display, - GDK_DRAWABLE_XID (dest_window), - &private->version); - } + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); + + xdnd_check_dest (display, + GDK_WINDOW_XID (dest_window), + &context_x11->version); + } } /* When we have a Xdnd target, make sure our XdndActionList * matches the current actions; */ - if (protocol == GDK_DRAG_PROTO_XDND && !private->xdnd_actions_set) + if (protocol == GDK_DRAG_PROTO_XDND && !context_x11->xdnd_actions_set) { if (dest_window) - { - if (gdk_window_get_window_type (dest_window) == GDK_WINDOW_FOREIGN) - xdnd_set_actions (context); - else if (context->dest_window == dest_window) - { - GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); - GdkDragContext *dest_context; - - dest_context = gdk_drag_context_find (display, FALSE, - GDK_DRAWABLE_XID (context->source_window), - GDK_DRAWABLE_XID (dest_window)); - - if (dest_context) - { - dest_context->actions = context->actions; - PRIVATE_DATA (dest_context)->xdnd_have_actions = TRUE; - } - } - } + { + if (gdk_window_get_window_type (dest_window) == GDK_WINDOW_FOREIGN) + xdnd_set_actions (context_x11); + else if (context->dest_window == dest_window) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); + GdkDragContext *dest_context; + + dest_context = gdk_drag_context_find (display, FALSE, + GDK_WINDOW_XID (context->source_window), + GDK_WINDOW_XID (dest_window)); + + if (dest_context) + { + dest_context->actions = context->actions; + GDK_X11_DRAG_CONTEXT (dest_context)->xdnd_have_actions = TRUE; + } + } + } } if (context->dest_window != dest_window) { - GdkEvent temp_event; + GdkEvent *temp_event; /* Send a leave to the last destination */ - gdk_drag_do_leave (context, time); - private->drag_status = GDK_DRAG_STATUS_DRAG; + gdk_drag_do_leave (context_x11, time); + context_x11->drag_status = GDK_DRAG_STATUS_DRAG; /* Check if new destination accepts drags, and which protocol */ if (dest_window) - { - context->dest_window = dest_window; - private->drop_xid = private->dest_xid; - g_object_ref (context->dest_window); - context->protocol = protocol; - - switch (protocol) - { - case GDK_DRAG_PROTO_MOTIF: - motif_send_enter (context, time); - break; - - case GDK_DRAG_PROTO_XDND: - xdnd_send_enter (context); - break; - - case GDK_DRAG_PROTO_ROOTWIN: - case GDK_DRAG_PROTO_NONE: - default: - break; - } - private->old_action = suggested_action; - context->suggested_action = suggested_action; - private->old_actions = possible_actions; - } + { + context->dest_window = dest_window; + context_x11->drop_xid = context_x11->dest_xid; + g_object_ref (context->dest_window); + context->protocol = protocol; + + switch (protocol) + { + case GDK_DRAG_PROTO_XDND: + xdnd_send_enter (context_x11); + break; + + case GDK_DRAG_PROTO_ROOTWIN: + case GDK_DRAG_PROTO_NONE: + default: + break; + } + context_x11->old_action = suggested_action; + context->suggested_action = suggested_action; + context_x11->old_actions = possible_actions; + } else - { - context->dest_window = NULL; - private->drop_xid = None; - context->action = 0; - } + { + context->dest_window = NULL; + context_x11->drop_xid = None; + context->action = 0; + } /* Push a status event, to let the client know that - * the drag changed + * the drag changed */ - - temp_event.dnd.type = GDK_DRAG_STATUS; - temp_event.dnd.window = context->source_window; + temp_event = gdk_event_new (GDK_DRAG_STATUS); + temp_event->dnd.window = g_object_ref (context->source_window); /* We use this to signal a synthetic status. Perhaps * we should use an extra field... */ - temp_event.dnd.send_event = TRUE; + temp_event->dnd.send_event = TRUE; - temp_event.dnd.context = context; - temp_event.dnd.time = time; + temp_event->dnd.context = g_object_ref (context); + temp_event->dnd.time = time; + gdk_event_set_device (temp_event, gdk_drag_context_get_device (context)); - gdk_event_put (&temp_event); + gdk_event_put (temp_event); + gdk_event_free (temp_event); } else { - private->old_action = context->suggested_action; + context_x11->old_action = context->suggested_action; context->suggested_action = suggested_action; } /* Send a drag-motion event */ - private->last_x = x_root; - private->last_y = y_root; - + context_x11->last_x = x_root; + context_x11->last_y = y_root; + if (context->dest_window) { - if (private->drag_status == GDK_DRAG_STATUS_DRAG) - { - switch (context->protocol) - { - case GDK_DRAG_PROTO_MOTIF: - motif_send_motion (context, x_root, y_root, suggested_action, time); - break; - - case GDK_DRAG_PROTO_XDND: - xdnd_send_motion (context, x_root, y_root, suggested_action, time); - break; - - case GDK_DRAG_PROTO_ROOTWIN: - { - GdkEvent temp_event; - /* GTK+ traditionally has used application/x-rootwin-drop, - * but the XDND spec specifies x-rootwindow-drop. - */ - GdkAtom target1 = gdk_atom_intern ("application/x-rootwindow-drop", FALSE); - GdkAtom target2 = gdk_atom_intern ("application/x-rootwin-drop", FALSE); - - if (g_list_find (context->targets, - GDK_ATOM_TO_POINTER (target1)) || - g_list_find (context->targets, - GDK_ATOM_TO_POINTER (target2))) - context->action = context->suggested_action; - else - context->action = 0; - - temp_event.dnd.type = GDK_DRAG_STATUS; - temp_event.dnd.window = context->source_window; - temp_event.dnd.send_event = FALSE; - temp_event.dnd.context = context; - temp_event.dnd.time = time; - - gdk_event_put (&temp_event); - } - break; - case GDK_DRAG_PROTO_NONE: - g_warning ("GDK_DRAG_PROTO_NONE is not valid in gdk_drag_motion()"); - break; - default: - break; - } - } + if (context_x11->drag_status == GDK_DRAG_STATUS_DRAG) + { + switch (context->protocol) + { + case GDK_DRAG_PROTO_XDND: + xdnd_send_motion (context_x11, x_root, y_root, suggested_action, time); + break; + + case GDK_DRAG_PROTO_ROOTWIN: + { + GdkEvent *temp_event; + /* GTK+ traditionally has used application/x-rootwin-drop, + * but the XDND spec specifies x-rootwindow-drop. + */ + GdkAtom target1 = gdk_atom_intern_static_string ("application/x-rootwindow-drop"); + GdkAtom target2 = gdk_atom_intern_static_string ("application/x-rootwin-drop"); + + if (g_list_find (context->targets, + GDK_ATOM_TO_POINTER (target1)) || + g_list_find (context->targets, + GDK_ATOM_TO_POINTER (target2))) + context->action = context->suggested_action; + else + context->action = 0; + + temp_event = gdk_event_new (GDK_DRAG_STATUS); + temp_event->dnd.window = g_object_ref (context->source_window); + temp_event->dnd.send_event = FALSE; + temp_event->dnd.context = g_object_ref (context); + temp_event->dnd.time = time; + gdk_event_set_device (temp_event, gdk_drag_context_get_device (context)); + + gdk_event_put (temp_event); + gdk_event_free (temp_event); + } + break; + case GDK_DRAG_PROTO_NONE: + g_warning ("GDK_DRAG_PROTO_NONE is not valid in gdk_drag_motion()"); + break; + default: + break; + } + } else - return TRUE; + return TRUE; } return FALSE; } -/** - * gdk_drag_drop: - * @context: a #GdkDragContext. - * @time_: the timestamp for this operation. - * - * Drops on the current destination. - * - * This function is called by the drag source. - **/ -void -gdk_drag_drop (GdkDragContext *context, - guint32 time) +static void +gdk_x11_drag_context_drag_abort (GdkDragContext *context, + guint32 time) +{ + gdk_drag_do_leave (GDK_X11_DRAG_CONTEXT (context), time); +} + +static void +gdk_x11_drag_context_drag_drop (GdkDragContext *context, + guint32 time) { - g_return_if_fail (context != NULL); + GdkX11DragContext *context_x11 = GDK_X11_DRAG_CONTEXT (context); if (context->dest_window) { switch (context->protocol) - { - case GDK_DRAG_PROTO_MOTIF: - motif_send_leave (context, time); - motif_send_drop (context, time); - break; - - case GDK_DRAG_PROTO_XDND: - xdnd_send_drop (context, time); - break; - - case GDK_DRAG_PROTO_ROOTWIN: - g_warning ("Drops for GDK_DRAG_PROTO_ROOTWIN must be handled internally"); - break; - case GDK_DRAG_PROTO_NONE: - g_warning ("GDK_DRAG_PROTO_NONE is not valid in gdk_drag_drop()"); - break; - default: - break; - } - } -} - -/** - * gdk_drag_abort: - * @context: a #GdkDragContext. - * @time_: the timestamp for this operation. - * - * Aborts a drag without dropping. - * - * This function is called by the drag source. - **/ -void -gdk_drag_abort (GdkDragContext *context, - guint32 time) -{ - g_return_if_fail (context != NULL); + { + case GDK_DRAG_PROTO_XDND: + xdnd_send_drop (context_x11, time); + break; - gdk_drag_do_leave (context, time); + case GDK_DRAG_PROTO_ROOTWIN: + g_warning ("Drops for GDK_DRAG_PROTO_ROOTWIN must be handled internally"); + break; + case GDK_DRAG_PROTO_NONE: + g_warning ("GDK_DRAG_PROTO_NONE is not valid in gdk_drag_drop()"); + break; + default: + break; + } + } } /* Destination side */ -/** - * gdk_drag_status: - * @context: a #GdkDragContext. - * @action: the selected action which will be taken when a drop happens, - * or 0 to indicate that a drop will not be accepted. - * @time_: the timestamp for this operation. - * - * Selects one of the actions offered by the drag source. - * - * This function is called by the drag destination in response to - * gdk_drag_motion() called by the drag source. - **/ -void -gdk_drag_status (GdkDragContext *context, - GdkDragAction action, - guint32 time) +static void +gdk_x11_drag_context_drag_status (GdkDragContext *context, + GdkDragAction action, + guint32 time_) { - GdkDragContextPrivateX11 *private; + GdkX11DragContext *context_x11 = GDK_X11_DRAG_CONTEXT (context); XEvent xev; GdkDisplay *display; - g_return_if_fail (context != NULL); + display = GDK_WINDOW_DISPLAY (context->source_window); - private = PRIVATE_DATA (context); - display = GDK_DRAWABLE_DISPLAY (context->source_window); - context->action = action; - if (context->protocol == GDK_DRAG_PROTO_MOTIF) - { - gboolean need_coords = FALSE; - - xev.xclient.type = ClientMessage; - xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, - "_MOTIF_DRAG_AND_DROP_MESSAGE"); - xev.xclient.format = 8; - xev.xclient.window = GDK_DRAWABLE_XID (context->source_window); - - if (private->drag_status == GDK_DRAG_STATUS_ACTION_WAIT) - { - MOTIF_XCLIENT_BYTE (&xev, 0) = XmOPERATION_CHANGED | 0x80; - } - else - { - if ((action != 0) != (private->old_action != 0)) - { - if (action != 0) - { - MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_SITE_ENTER | 0x80; - need_coords = TRUE; - } - else - MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_SITE_LEAVE | 0x80; - } - else - { - MOTIF_XCLIENT_BYTE (&xev, 0) = XmDRAG_MOTION | 0x80; - need_coords = TRUE; - } - } - - MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; - - switch (action) - { - case GDK_ACTION_MOVE: - MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_MOVE; - break; - case GDK_ACTION_COPY: - MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_COPY; - break; - case GDK_ACTION_LINK: - MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_LINK; - break; - default: - MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_NOOP; - break; - } - - if (action) - MOTIF_XCLIENT_SHORT (&xev, 1) |= (XmDROP_SITE_VALID << 4); - else - MOTIF_XCLIENT_SHORT (&xev, 1) |= (XmNO_DROP_SITE << 4); - - MOTIF_XCLIENT_LONG (&xev, 1) = time; - - if (need_coords) - { - MOTIF_XCLIENT_SHORT (&xev, 4) = private->last_x; - MOTIF_XCLIENT_SHORT (&xev, 5) = private->last_y; - } - else - MOTIF_XCLIENT_LONG (&xev, 2) = 0; - - MOTIF_XCLIENT_LONG (&xev, 3) = 0; - MOTIF_XCLIENT_LONG (&xev, 4) = 0; - - if (!_gdk_send_xevent (display, - GDK_DRAWABLE_XID (context->source_window), - FALSE, 0, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->source_window))); - } - else if (context->protocol == GDK_DRAG_PROTO_XDND) + if (context->protocol == GDK_DRAG_PROTO_XDND) { xev.xclient.type = ClientMessage; xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndStatus"); xev.xclient.format = 32; - xev.xclient.window = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.window = GDK_WINDOW_XID (context->source_window); - xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_WINDOW_XID (context->dest_window); xev.xclient.data.l[1] = (action != 0) ? (2 | 1) : 0; xev.xclient.data.l[2] = 0; xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = xdnd_action_to_atom (display, action); - - if (!xdnd_send_xevent (context, context->source_window, - FALSE, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->source_window))); + if (!xdnd_send_xevent (context_x11, context->source_window, FALSE, &xev)) + { + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_WINDOW_XID (context->source_window))); + } } - private->old_action = action; + context_x11->old_action = action; } -/** - * gdk_drop_reply: - * @context: a #GdkDragContext. - * @ok: %TRUE if the drop is accepted. - * @time_: the timestamp for this operation. - * - * Accepts or rejects a drop. - * - * This function is called by the drag destination in response - * to a drop initiated by the drag source. - **/ -void -gdk_drop_reply (GdkDragContext *context, - gboolean ok, - guint32 time) +static void +gdk_x11_drag_context_drop_reply (GdkDragContext *context, + gboolean accepted, + guint32 time_) { - GdkDragContextPrivateX11 *private; - - g_return_if_fail (context != NULL); - - private = PRIVATE_DATA (context); - - if (context->protocol == GDK_DRAG_PROTO_MOTIF) - { - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); - XEvent xev; - - xev.xclient.type = ClientMessage; - xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, - "_MOTIF_DRAG_AND_DROP_MESSAGE"); - xev.xclient.format = 8; - - MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_START | 0x80; - MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; - if (ok) - MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_COPY | - (XmDROP_SITE_VALID << 4) | - (XmDROP_NOOP << 8) | - (XmDROP << 12); - else - MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_NOOP | - (XmNO_DROP_SITE << 4) | - (XmDROP_NOOP << 8) | - (XmDROP_CANCEL << 12); - MOTIF_XCLIENT_SHORT (&xev, 2) = private->last_x; - MOTIF_XCLIENT_SHORT (&xev, 3) = private->last_y; - MOTIF_XCLIENT_LONG (&xev, 2) = 0; - MOTIF_XCLIENT_LONG (&xev, 3) = 0; - MOTIF_XCLIENT_LONG (&xev, 4) = 0; - - _gdk_send_xevent (display, - GDK_DRAWABLE_XID (context->source_window), - FALSE, 0, &xev); - } } -/** - * gdk_drop_finish: - * @context: a #GtkDragContext. - * @success: %TRUE if the data was successfully received. - * @time_: the timestamp for this operation. - * - * Ends the drag operation after a drop. - * - * This function is called by the drag destination. - **/ -void -gdk_drop_finish (GdkDragContext *context, - gboolean success, - guint32 time) +static void +gdk_x11_drag_context_drop_finish (GdkDragContext *context, + gboolean success, + guint32 time) { - g_return_if_fail (context != NULL); - if (context->protocol == GDK_DRAG_PROTO_XDND) { - GdkDisplay *display = GDK_DRAWABLE_DISPLAY (context->source_window); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); XEvent xev; xev.xclient.type = ClientMessage; xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndFinished"); xev.xclient.format = 32; - xev.xclient.window = GDK_DRAWABLE_XID (context->source_window); - - xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.window = GDK_WINDOW_XID (context->source_window); + + xev.xclient.data.l[0] = GDK_WINDOW_XID (context->dest_window); if (success) - { - xev.xclient.data.l[1] = 1; - xev.xclient.data.l[2] = xdnd_action_to_atom (display, - context->action); - } + { + xev.xclient.data.l[1] = 1; + xev.xclient.data.l[2] = xdnd_action_to_atom (display, + context->action); + } else - { - xev.xclient.data.l[1] = 0; - xev.xclient.data.l[2] = None; - } + { + xev.xclient.data.l[1] = 0; + xev.xclient.data.l[2] = None; + } xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = 0; - if (!xdnd_send_xevent (context, context->source_window, - FALSE, &xev)) - GDK_NOTE (DND, - g_message ("Send event to %lx failed", - GDK_DRAWABLE_XID (context->source_window))); + if (!xdnd_send_xevent (GDK_X11_DRAG_CONTEXT (context), context->source_window, FALSE, &xev)) + { + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_WINDOW_XID (context->source_window))); + } } } - -void -gdk_window_register_dnd (GdkWindow *window) +void +_gdk_x11_window_register_dnd (GdkWindow *window) { static const gulong xdnd_version = 5; - MotifDragReceiverInfo info; - Atom motif_drag_receiver_info_atom; - GdkDisplay *display = gdk_drawable_get_display (window); + GdkDisplay *display = gdk_window_get_display (window); g_return_if_fail (window != NULL); + if (gdk_window_get_window_type (window) == GDK_WINDOW_OFFSCREEN) + return; + base_precache_atoms (display); if (g_object_get_data (G_OBJECT (window), "gdk-dnd-registered") != NULL) return; else g_object_set_data (G_OBJECT (window), "gdk-dnd-registered", GINT_TO_POINTER (TRUE)); - - /* Set Motif drag receiver information property */ - - motif_drag_receiver_info_atom = gdk_x11_get_xatom_by_name_for_display (display, - "_MOTIF_DRAG_RECEIVER_INFO"); - info.byte_order = local_byte_order; - info.protocol_version = 0; - info.protocol_style = XmDRAG_DYNAMIC; - info.proxy_window = None; - info.num_drop_sites = 0; - info.total_size = sizeof(info); - - XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_DRAWABLE_XID (window), - motif_drag_receiver_info_atom, - motif_drag_receiver_info_atom, - 8, PropModeReplace, - (guchar *)&info, - sizeof (info)); /* Set XdndAware */ /* The property needs to be of type XA_ATOM, not XA_INTEGER. Blech */ XChangeProperty (GDK_DISPLAY_XDISPLAY (display), - GDK_DRAWABLE_XID (window), - gdk_x11_get_xatom_by_name_for_display (display, "XdndAware"), - XA_ATOM, 32, PropModeReplace, - (guchar *)&xdnd_version, 1); + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndAware"), + XA_ATOM, 32, PropModeReplace, + (guchar *)&xdnd_version, 1); } -/** - * gdk_drag_get_selection: - * @context: a #GdkDragContext. - * - * Returns the selection atom for the current source window. - * - * Return value: the selection atom. - **/ -GdkAtom -gdk_drag_get_selection (GdkDragContext *context) +static GdkAtom +gdk_x11_drag_context_get_selection (GdkDragContext *context) { - g_return_val_if_fail (context != NULL, GDK_NONE); - - if (context->protocol == GDK_DRAG_PROTO_MOTIF) - return gdk_x11_xatom_to_atom_for_display (GDK_DRAWABLE_DISPLAY (context->source_window), - (PRIVATE_DATA (context))->motif_selection); - else if (context->protocol == GDK_DRAG_PROTO_XDND) - return gdk_atom_intern ("XdndSelection", FALSE); + if (context->protocol == GDK_DRAG_PROTO_XDND) + return gdk_atom_intern_static_string ("XdndSelection"); else return GDK_NONE; } -/** - * gdk_drag_drop_succeeded: - * @context: a #GdkDragContext - * - * Returns wether the dropped data has been successfully - * transferred. This function is intended to be used while - * handling a %GDK_DROP_FINISHED event, its return value is - * meaningless at other times. - * - * Return value: %TRUE if the drop was successful. - * - * Since: 2.6 - **/ -gboolean -gdk_drag_drop_succeeded (GdkDragContext *context) +static gboolean +gdk_x11_drag_context_drop_status (GdkDragContext *context) { - GdkDragContextPrivateX11 *private; - - g_return_val_if_fail (context != NULL, FALSE); - - private = PRIVATE_DATA (context); - - return !private->drop_failed; + return ! GDK_X11_DRAG_CONTEXT (context)->drop_failed; } - -#define __GDK_DND_X11_C__ -#include "gdkaliasdef.c"