X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=gtk%2Fgtkcellview.c;h=d5d33ede3221e98c238da93eb3607c0dba842931;hb=e4c2ef108cc66210af015b679ce3542ca6decfec;hp=305e7e7f14ae68d82fd58af9f5dc138591a04a6d;hpb=e9915fc8d6be50b8a3960b549f9be5980d8b460d;p=~andy%2Fgtk diff --git a/gtk/gtkcellview.c b/gtk/gtkcellview.c index 305e7e7f1..d5d33ede3 100644 --- a/gtk/gtkcellview.c +++ b/gtk/gtkcellview.c @@ -12,56 +12,46 @@ * Library General Public License for more details. * * You should have received a copy of the GNU Library 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 . */ #include "config.h" #include #include "gtkcellview.h" #include "gtkcelllayout.h" +#include "gtkcellareabox.h" #include "gtkintl.h" #include "gtkcellrenderertext.h" #include "gtkcellrendererpixbuf.h" -#include "gtksizerequest.h" -#include "gtkcellsizerequest.h" #include "gtkprivate.h" +#include "gtkorientableprivate.h" #include #include "gtkbuildable.h" -typedef struct _GtkCellViewCellInfo GtkCellViewCellInfo; -struct _GtkCellViewCellInfo -{ - GtkCellRenderer *cell; - - gint requested_width; - gint natural_width; - gint real_width; - guint expand : 1; - guint pack : 1; - - GSList *attributes; - - GtkCellLayoutDataFunc func; - gpointer func_data; - GDestroyNotify destroy; -}; - -struct _GtkCellViewPrivate -{ - GtkTreeModel *model; - GtkTreeRowReference *displayed_row; - GList *cell_list; - gint spacing; - - GdkColor background; - gboolean background_set; -}; - +/** + * SECTION:gtkcellview + * @Short_description: A widget displaying a single row of a GtkTreeModel + * @Title: GtkCellView + * + * A #GtkCellView displays a single row of a #GtkTreeModel using a #GtkCellArea + * and #GtkCellAreaContext. A #GtkCellAreaContext can be provided to the + * #GtkCellView at construction time in order to keep the cellview in context + * of a group of cell views, this ensures that the renderers displayed will + * be properly aligned with eachother (like the aligned cells in the menus + * of #GtkComboBox). + * + * #GtkCellView is #GtkOrientable in order to decide in which orientation + * the underlying #GtkCellAreaContext should be allocated. Taking the #GtkComboBox + * menu as an example, cellviews should be oriented horizontally if the menus are + * listed top-to-bottom and thus all share the same width but may have separate + * individual heights (left-to-right menus should be allocated vertically since + * they all share the same height but may have variable widths). + */ -static void gtk_cell_view_cell_layout_init (GtkCellLayoutIface *iface); +static GObject *gtk_cell_view_constructor (GType type, + guint n_construct_properties, + GObjectConstructParam *construct_properties); static void gtk_cell_view_get_property (GObject *object, guint param_id, GValue *value, @@ -71,41 +61,21 @@ static void gtk_cell_view_set_property (GObject *obj const GValue *value, GParamSpec *pspec); static void gtk_cell_view_finalize (GObject *object); +static void gtk_cell_view_dispose (GObject *object); static void gtk_cell_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation); -static gboolean gtk_cell_view_expose (GtkWidget *widget, - GdkEventExpose *event); +static gboolean gtk_cell_view_draw (GtkWidget *widget, + cairo_t *cr); static void gtk_cell_view_set_value (GtkCellView *cell_view, GtkCellRenderer *renderer, gchar *property, GValue *value); -static GtkCellViewCellInfo *gtk_cell_view_get_cell_info (GtkCellView *cellview, - GtkCellRenderer *renderer); static void gtk_cell_view_set_cell_data (GtkCellView *cell_view); +/* celllayout */ +static void gtk_cell_view_cell_layout_init (GtkCellLayoutIface *iface); +static GtkCellArea *gtk_cell_view_cell_layout_get_area (GtkCellLayout *layout); -static void gtk_cell_view_cell_layout_pack_start (GtkCellLayout *layout, - GtkCellRenderer *renderer, - gboolean expand); -static void gtk_cell_view_cell_layout_pack_end (GtkCellLayout *layout, - GtkCellRenderer *renderer, - gboolean expand); -static void gtk_cell_view_cell_layout_add_attribute (GtkCellLayout *layout, - GtkCellRenderer *renderer, - const gchar *attribute, - gint column); -static void gtk_cell_view_cell_layout_clear (GtkCellLayout *layout); -static void gtk_cell_view_cell_layout_clear_attributes (GtkCellLayout *layout, - GtkCellRenderer *renderer); -static void gtk_cell_view_cell_layout_set_cell_data_func (GtkCellLayout *layout, - GtkCellRenderer *cell, - GtkCellLayoutDataFunc func, - gpointer func_data, - GDestroyNotify destroy); -static void gtk_cell_view_cell_layout_reorder (GtkCellLayout *layout, - GtkCellRenderer *cell, - gint position); -static GList * gtk_cell_view_cell_layout_get_cells (GtkCellLayout *layout); /* buildable */ static void gtk_cell_view_buildable_init (GtkBuildableIface *iface); @@ -121,32 +91,66 @@ static void gtk_cell_view_buildable_custom_tag_end (GtkBuildable const gchar *tagname, gpointer *data); -static void gtk_cell_view_size_request_init (GtkSizeRequestIface *iface); -static void gtk_cell_view_get_width (GtkSizeRequest *widget, +static GtkSizeRequestMode gtk_cell_view_get_request_mode (GtkWidget *widget); +static void gtk_cell_view_get_preferred_width (GtkWidget *widget, gint *minimum_size, gint *natural_size); -static void gtk_cell_view_get_height (GtkSizeRequest *widget, +static void gtk_cell_view_get_preferred_height (GtkWidget *widget, gint *minimum_size, gint *natural_size); -static void gtk_cell_view_get_width_for_height (GtkSizeRequest *widget, +static void gtk_cell_view_get_preferred_width_for_height (GtkWidget *widget, gint avail_size, gint *minimum_size, gint *natural_size); -static void gtk_cell_view_get_height_for_width (GtkSizeRequest *widget, +static void gtk_cell_view_get_preferred_height_for_width (GtkWidget *widget, gint avail_size, gint *minimum_size, gint *natural_size); -static GtkBuildableIface *parent_buildable_iface; +static void context_size_changed_cb (GtkCellAreaContext *context, + GParamSpec *pspec, + GtkWidget *view); +static void row_changed_cb (GtkTreeModel *model, + GtkTreePath *path, + GtkTreeIter *iter, + GtkCellView *view); +struct _GtkCellViewPrivate +{ + GtkTreeModel *model; + GtkTreeRowReference *displayed_row; + + GtkCellArea *area; + GtkCellAreaContext *context; + + GdkRGBA background; + + gulong size_changed_id; + gulong row_changed_id; + + GtkOrientation orientation; + + guint background_set : 1; + guint draw_sensitive : 1; + guint fit_model : 1; +}; + +static GtkBuildableIface *parent_buildable_iface; + enum { PROP_0, + PROP_ORIENTATION, PROP_BACKGROUND, PROP_BACKGROUND_GDK, + PROP_BACKGROUND_RGBA, PROP_BACKGROUND_SET, - PROP_MODEL + PROP_MODEL, + PROP_CELL_AREA, + PROP_CELL_AREA_CONTEXT, + PROP_DRAW_SENSITIVE, + PROP_FIT_MODEL }; G_DEFINE_TYPE_WITH_CODE (GtkCellView, gtk_cell_view, GTK_TYPE_WIDGET, @@ -154,24 +158,31 @@ G_DEFINE_TYPE_WITH_CODE (GtkCellView, gtk_cell_view, GTK_TYPE_WIDGET, gtk_cell_view_cell_layout_init) G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE, gtk_cell_view_buildable_init) - G_IMPLEMENT_INTERFACE (GTK_TYPE_SIZE_REQUEST, - gtk_cell_view_size_request_init)) - + G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE, NULL)); static void gtk_cell_view_class_init (GtkCellViewClass *klass) { - GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + gobject_class->constructor = gtk_cell_view_constructor; gobject_class->get_property = gtk_cell_view_get_property; gobject_class->set_property = gtk_cell_view_set_property; gobject_class->finalize = gtk_cell_view_finalize; + gobject_class->dispose = gtk_cell_view_dispose; - widget_class->expose_event = gtk_cell_view_expose; - widget_class->size_allocate = gtk_cell_view_size_allocate; + widget_class->draw = gtk_cell_view_draw; + widget_class->size_allocate = gtk_cell_view_size_allocate; + widget_class->get_request_mode = gtk_cell_view_get_request_mode; + widget_class->get_preferred_width = gtk_cell_view_get_preferred_width; + widget_class->get_preferred_height = gtk_cell_view_get_preferred_height; + widget_class->get_preferred_width_for_height = gtk_cell_view_get_preferred_width_for_height; + widget_class->get_preferred_height_for_width = gtk_cell_view_get_preferred_height_for_width; /* properties */ + g_object_class_override_property (gobject_class, PROP_ORIENTATION, "orientation"); + g_object_class_install_property (gobject_class, PROP_BACKGROUND, g_param_spec_string ("background", @@ -179,16 +190,38 @@ gtk_cell_view_class_init (GtkCellViewClass *klass) P_("Background color as a string"), NULL, GTK_PARAM_WRITABLE)); + + /** + * GtkCellView:background-gdk: + * + * The background color as a #GdkColor + * + * Deprecated: 3.4: Use #GtkCellView:background-rgba instead. + */ g_object_class_install_property (gobject_class, PROP_BACKGROUND_GDK, g_param_spec_boxed ("background-gdk", P_("Background color"), P_("Background color as a GdkColor"), GDK_TYPE_COLOR, + GTK_PARAM_READWRITE | G_PARAM_DEPRECATED)); + /** + * GtkCellView:background-rgba: + * + * The background color as a #GdkRGBA + * + * Since: 3.0 + */ + g_object_class_install_property (gobject_class, + PROP_BACKGROUND_RGBA, + g_param_spec_boxed ("background-rgba", + P_("Background RGBA color"), + P_("Background color as a GdkRGBA"), + GDK_TYPE_RGBA, GTK_PARAM_READWRITE)); /** - * GtkCellView:model + * GtkCellView:model: * * The model for cell view * @@ -201,6 +234,88 @@ gtk_cell_view_class_init (GtkCellViewClass *klass) P_("The model for cell view"), GTK_TYPE_TREE_MODEL, GTK_PARAM_READWRITE)); + + + /** + * GtkCellView:cell-area: + * + * The #GtkCellArea rendering cells + * + * If no area is specified when creating the cell view with gtk_cell_view_new_with_context() + * a horizontally oriented #GtkCellAreaBox will be used. + * + * since 3.0 + */ + g_object_class_install_property (gobject_class, + PROP_CELL_AREA, + g_param_spec_object ("cell-area", + P_("Cell Area"), + P_("The GtkCellArea used to layout cells"), + GTK_TYPE_CELL_AREA, + GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + /** + * GtkCellView:cell-area-context: + * + * The #GtkCellAreaContext used to compute the geometry of the cell view. + * + * A group of cell views can be assigned the same context in order to + * ensure the sizes and cell alignments match across all the views with + * the same context. + * + * #GtkComboBox menus uses this to assign the same context to all cell views + * in the menu items for a single menu (each submenu creates its own + * context since the size of each submenu does not depend on parent + * or sibling menus). + * + * since 3.0 + */ + g_object_class_install_property (gobject_class, + PROP_CELL_AREA_CONTEXT, + g_param_spec_object ("cell-area-context", + P_("Cell Area Context"), + P_("The GtkCellAreaContext used to " + "compute the geometry of the cell view"), + GTK_TYPE_CELL_AREA_CONTEXT, + GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + /** + * GtkCellView:draw-sensitive: + * + * Whether all cells should be draw as sensitive for this view regardless + * of the actual cell properties (used to make menus with submenus appear + * sensitive when the items in submenus might be insensitive). + * + * since 3.0 + */ + g_object_class_install_property (gobject_class, + PROP_DRAW_SENSITIVE, + g_param_spec_boolean ("draw-sensitive", + P_("Draw Sensitive"), + P_("Whether to force cells to be drawn in a " + "sensitive state"), + FALSE, + GTK_PARAM_READWRITE)); + + /** + * GtkCellView:fit-model: + * + * Whether the view should request enough space to always fit + * the size of every row in the model (used by the combo box to + * ensure the combo box size doesnt change when different items + * are selected). + * + * since 3.0 + */ + g_object_class_install_property (gobject_class, + PROP_FIT_MODEL, + g_param_spec_boolean ("fit-model", + P_("Fit Model"), + P_("Whether to request enough space for " + "every row in the model"), + FALSE, + GTK_PARAM_READWRITE)); + #define ADD_SET_PROP(propname, propval, nick, blurb) g_object_class_install_property (gobject_class, propval, g_param_spec_boolean (propname, nick, blurb, FALSE, GTK_PARAM_READWRITE)) @@ -223,14 +338,38 @@ gtk_cell_view_buildable_init (GtkBuildableIface *iface) static void gtk_cell_view_cell_layout_init (GtkCellLayoutIface *iface) { - iface->pack_start = gtk_cell_view_cell_layout_pack_start; - iface->pack_end = gtk_cell_view_cell_layout_pack_end; - iface->clear = gtk_cell_view_cell_layout_clear; - iface->add_attribute = gtk_cell_view_cell_layout_add_attribute; - iface->set_cell_data_func = gtk_cell_view_cell_layout_set_cell_data_func; - iface->clear_attributes = gtk_cell_view_cell_layout_clear_attributes; - iface->reorder = gtk_cell_view_cell_layout_reorder; - iface->get_cells = gtk_cell_view_cell_layout_get_cells; + iface->get_area = gtk_cell_view_cell_layout_get_area; +} + +static GObject * +gtk_cell_view_constructor (GType type, + guint n_construct_properties, + GObjectConstructParam *construct_properties) +{ + GObject *object; + GtkCellView *view; + GtkCellViewPrivate *priv; + + object = G_OBJECT_CLASS (gtk_cell_view_parent_class)->constructor + (type, n_construct_properties, construct_properties); + + view = GTK_CELL_VIEW (object); + priv = view->priv; + + if (!priv->area) + { + priv->area = gtk_cell_area_box_new (); + g_object_ref_sink (priv->area); + } + + if (!priv->context) + priv->context = gtk_cell_area_create_context (priv->area); + + priv->size_changed_id = + g_signal_connect (priv->context, "notify", + G_CALLBACK (context_size_changed_cb), view); + + return object; } static void @@ -243,24 +382,45 @@ gtk_cell_view_get_property (GObject *object, switch (param_id) { - case PROP_BACKGROUND_GDK: - { - GdkColor color; - - color = view->priv->background; - - g_value_set_boxed (value, &color); - } - break; - case PROP_BACKGROUND_SET: - g_value_set_boolean (value, view->priv->background_set); - break; - case PROP_MODEL: - g_value_set_object (value, view->priv->model); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); - break; + case PROP_ORIENTATION: + g_value_set_enum (value, view->priv->orientation); + break; + case PROP_BACKGROUND_GDK: + { + GdkColor color; + + color.red = (guint) (view->priv->background.red * 65535); + color.green = (guint) (view->priv->background.green * 65535); + color.blue = (guint) (view->priv->background.blue * 65535); + color.pixel = 0; + + g_value_set_boxed (value, &color); + } + break; + case PROP_BACKGROUND_RGBA: + g_value_set_boxed (value, &view->priv->background); + break; + case PROP_BACKGROUND_SET: + g_value_set_boolean (value, view->priv->background_set); + break; + case PROP_MODEL: + g_value_set_object (value, view->priv->model); + break; + case PROP_CELL_AREA: + g_value_set_object (value, view->priv->area); + break; + case PROP_CELL_AREA_CONTEXT: + g_value_set_object (value, view->priv->context); + break; + case PROP_DRAW_SENSITIVE: + g_value_set_boolean (value, view->priv->draw_sensitive); + break; + case PROP_FIT_MODEL: + g_value_set_boolean (value, view->priv->fit_model); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); + break; } } @@ -271,32 +431,99 @@ gtk_cell_view_set_property (GObject *object, GParamSpec *pspec) { GtkCellView *view = GTK_CELL_VIEW (object); + GtkCellViewPrivate *priv = view->priv; + GtkCellArea *area; + GtkCellAreaContext *context; switch (param_id) { - case PROP_BACKGROUND: + case PROP_ORIENTATION: + priv->orientation = g_value_get_enum (value); + if (priv->context) + gtk_cell_area_context_reset (priv->context); + + _gtk_orientable_set_style_classes (GTK_ORIENTABLE (object)); + break; + case PROP_BACKGROUND: + { + GdkRGBA color; + + if (!g_value_get_string (value)) + gtk_cell_view_set_background_rgba (view, NULL); + else if (gdk_rgba_parse (&color, g_value_get_string (value))) + gtk_cell_view_set_background_rgba (view, &color); + else + g_warning ("Don't know color `%s'", g_value_get_string (value)); + + g_object_notify (object, "background-rgba"); + g_object_notify (object, "background-gdk"); + } + break; + case PROP_BACKGROUND_GDK: + { + GdkColor *color; + GdkRGBA rgba; + + color = g_value_get_boxed (value); + + rgba.red = color->red / 65535.0; + rgba.green = color->green / 65535.0; + rgba.blue = color->blue / 65535.0; + rgba.alpha = 1.0; + + gtk_cell_view_set_background_rgba (view, &rgba); + } + break; + case PROP_BACKGROUND_RGBA: + gtk_cell_view_set_background_rgba (view, g_value_get_boxed (value)); + break; + case PROP_BACKGROUND_SET: + view->priv->background_set = g_value_get_boolean (value); + break; + case PROP_MODEL: + gtk_cell_view_set_model (view, g_value_get_object (value)); + break; + case PROP_CELL_AREA: + /* Construct-only, can only be assigned once */ + area = g_value_get_object (value); + + if (area) { - GdkColor color; - - if (!g_value_get_string (value)) - gtk_cell_view_set_background_color (view, NULL); - else if (gdk_color_parse (g_value_get_string (value), &color)) - gtk_cell_view_set_background_color (view, &color); + if (priv->area != NULL) + { + g_warning ("cell-area has already been set, ignoring construct property"); + g_object_ref_sink (area); + g_object_unref (area); + } else - g_warning ("Don't know color `%s'", g_value_get_string (value)); + priv->area = g_object_ref_sink (area); + } + break; + case PROP_CELL_AREA_CONTEXT: + /* Construct-only, can only be assigned once */ + context = g_value_get_object (value); - g_object_notify (object, "background-gdk"); + if (context) + { + if (priv->context != NULL) + { + g_warning ("cell-area-context has already been set, ignoring construct property"); + g_object_ref_sink (context); + g_object_unref (context); + } + else + priv->context = g_object_ref (context); } - break; - case PROP_BACKGROUND_GDK: - gtk_cell_view_set_background_color (view, g_value_get_boxed (value)); - break; - case PROP_BACKGROUND_SET: - view->priv->background_set = g_value_get_boolean (value); - break; - case PROP_MODEL: - gtk_cell_view_set_model (view, g_value_get_object (value)); - break; + break; + + case PROP_DRAW_SENSITIVE: + gtk_cell_view_set_draw_sensitive (view, g_value_get_boolean (value)); + break; + + case PROP_FIT_MODEL: + gtk_cell_view_set_fit_model (view, g_value_get_boolean (value)); + break; + default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); break; @@ -314,6 +541,8 @@ gtk_cell_view_init (GtkCellView *cellview) priv = cellview->priv; gtk_widget_set_has_window (GTK_WIDGET (cellview), FALSE); + + priv->orientation = GTK_ORIENTATION_HORIZONTAL; } static void @@ -321,142 +550,255 @@ gtk_cell_view_finalize (GObject *object) { GtkCellView *cellview = GTK_CELL_VIEW (object); - gtk_cell_view_cell_layout_clear (GTK_CELL_LAYOUT (cellview)); - - if (cellview->priv->model) - g_object_unref (cellview->priv->model); - if (cellview->priv->displayed_row) gtk_tree_row_reference_free (cellview->priv->displayed_row); G_OBJECT_CLASS (gtk_cell_view_parent_class)->finalize (object); } +static void +gtk_cell_view_dispose (GObject *object) +{ + GtkCellView *cellview = GTK_CELL_VIEW (object); + + gtk_cell_view_set_model (cellview, NULL); + + if (cellview->priv->area) + { + g_object_unref (cellview->priv->area); + cellview->priv->area = NULL; + } + + if (cellview->priv->context) + { + g_signal_handler_disconnect (cellview->priv->context, cellview->priv->size_changed_id); + + g_object_unref (cellview->priv->context); + cellview->priv->context = NULL; + cellview->priv->size_changed_id = 0; + } + + G_OBJECT_CLASS (gtk_cell_view_parent_class)->dispose (object); +} + static void gtk_cell_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { - GtkCellView *cellview; - GtkRequestedSize *sizes; - GList *list; - gint n_visible_cells, n_expand_cells; - gint avail_width = 0; - gint extra_per_cell, extra_extra, i; - gboolean first_cell = TRUE; + GtkCellView *cellview = GTK_CELL_VIEW (widget); + GtkCellViewPrivate *priv = cellview->priv; + gint alloc_width, alloc_height; gtk_widget_set_allocation (widget, allocation); - cellview = GTK_CELL_VIEW (widget); + gtk_cell_area_context_get_allocation (priv->context, &alloc_width, &alloc_height); - avail_width = allocation->width; + /* The first cell view in context is responsible for allocating the context at allocate time + * (or the cellview has its own context and is not grouped with any other cell views) + * + * If the cellview is in "fit model" mode, we assume it's not in context and needs to + * allocate every time. + */ + if (priv->fit_model) + gtk_cell_area_context_allocate (priv->context, allocation->width, allocation->height); + else if (alloc_width != allocation->width && priv->orientation == GTK_ORIENTATION_HORIZONTAL) + gtk_cell_area_context_allocate (priv->context, allocation->width, -1); + else if (alloc_height != allocation->height && priv->orientation == GTK_ORIENTATION_VERTICAL) + gtk_cell_area_context_allocate (priv->context, -1, allocation->height); +} + +static void +gtk_cell_view_request_model (GtkCellView *cellview, + GtkTreeIter *parent, + GtkOrientation orientation, + gint for_size, + gint *minimum_size, + gint *natural_size) +{ + GtkCellViewPrivate *priv = cellview->priv; + GtkTreeIter iter; + gboolean valid; + + if (!priv->model) + return; - /* Count visible/expand children */ - for (n_visible_cells = 0, n_expand_cells = 0, list = cellview->priv->cell_list; - list; list = list->next) + valid = gtk_tree_model_iter_children (priv->model, &iter, parent); + while (valid) { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; + gint min, nat; + + gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE); + + if (orientation == GTK_ORIENTATION_HORIZONTAL) + { + if (for_size < 0) + gtk_cell_area_get_preferred_width (priv->area, priv->context, + GTK_WIDGET (cellview), &min, &nat); + else + gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context, + GTK_WIDGET (cellview), for_size, &min, &nat); + } + else + { + if (for_size < 0) + gtk_cell_area_get_preferred_height (priv->area, priv->context, + GTK_WIDGET (cellview), &min, &nat); + else + gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, + GTK_WIDGET (cellview), for_size, &min, &nat); + } + + *minimum_size = MAX (min, *minimum_size); + *natural_size = MAX (nat, *natural_size); - n_visible_cells++; + /* Recurse into children when they exist */ + gtk_cell_view_request_model (cellview, &iter, orientation, for_size, minimum_size, natural_size); - if (info->expand) - n_expand_cells++; + valid = gtk_tree_model_iter_next (priv->model, &iter); } +} + +static GtkSizeRequestMode +gtk_cell_view_get_request_mode (GtkWidget *widget) +{ + GtkCellView *cellview = GTK_CELL_VIEW (widget); + GtkCellViewPrivate *priv = cellview->priv; - sizes = g_new0 (GtkRequestedSize, n_visible_cells); + return gtk_cell_area_get_request_mode (priv->area); +} - /* checking how much extra space we have */ - for (i = 0, list = cellview->priv->cell_list; list; list = list->next) +static void +gtk_cell_view_get_preferred_width (GtkWidget *widget, + gint *minimum_size, + gint *natural_size) +{ + GtkCellView *cellview = GTK_CELL_VIEW (widget); + GtkCellViewPrivate *priv = cellview->priv; + + g_signal_handler_block (priv->context, priv->size_changed_id); + + if (priv->fit_model) { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; + gint min = 0, nat = 0; + gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, -1, &min, &nat); + } + else + { + if (cellview->priv->displayed_row) + gtk_cell_view_set_cell_data (cellview); - if (!gtk_cell_renderer_get_visible (info->cell)) - continue; + gtk_cell_area_get_preferred_width (priv->area, priv->context, widget, NULL, NULL); + } - sizes[i].data = info; - sizes[i].minimum_size = info->requested_width; - sizes[i].natural_size = info->natural_width; + gtk_cell_area_context_get_preferred_width (priv->context, minimum_size, natural_size); - if (!first_cell) - avail_width -= cellview->priv->spacing; + g_signal_handler_unblock (priv->context, priv->size_changed_id); +} - avail_width -= sizes[i].minimum_size; +static void +gtk_cell_view_get_preferred_height (GtkWidget *widget, + gint *minimum_size, + gint *natural_size) +{ + GtkCellView *cellview = GTK_CELL_VIEW (widget); + GtkCellViewPrivate *priv = cellview->priv; - first_cell = FALSE; + g_signal_handler_block (priv->context, priv->size_changed_id); - i++; + if (priv->fit_model) + { + gint min = 0, nat = 0; + gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, -1, &min, &nat); + } + else + { + if (cellview->priv->displayed_row) + gtk_cell_view_set_cell_data (cellview); + + gtk_cell_area_get_preferred_height (priv->area, priv->context, widget, NULL, NULL); } - avail_width = gtk_distribute_natural_allocation (MAX (0, avail_width), n_visible_cells, sizes); + gtk_cell_area_context_get_preferred_height (priv->context, minimum_size, natural_size); - /* Deal with any expand space... */ - if (n_expand_cells > 0) + g_signal_handler_unblock (priv->context, priv->size_changed_id); +} + +static void +gtk_cell_view_get_preferred_width_for_height (GtkWidget *widget, + gint for_size, + gint *minimum_size, + gint *natural_size) +{ + GtkCellView *cellview = GTK_CELL_VIEW (widget); + GtkCellViewPrivate *priv = cellview->priv; + + if (priv->fit_model) { - extra_per_cell = avail_width / n_expand_cells; - extra_extra = avail_width % n_expand_cells; + gint min = 0, nat = 0; + gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, for_size, &min, &nat); + + *minimum_size = min; + *natural_size = nat; } else - /* Everything just left-aligned if no cells expand */ - extra_per_cell = extra_extra = 0; - - for (i = 0, list = cellview->priv->cell_list; list; list = list->next) { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; + if (cellview->priv->displayed_row) + gtk_cell_view_set_cell_data (cellview); - if (!gtk_cell_renderer_get_visible (info->cell)) - continue; + gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context, widget, + for_size, minimum_size, natural_size); + } +} - info->real_width = sizes[i].minimum_size; +static void +gtk_cell_view_get_preferred_height_for_width (GtkWidget *widget, + gint for_size, + gint *minimum_size, + gint *natural_size) +{ + GtkCellView *cellview = GTK_CELL_VIEW (widget); + GtkCellViewPrivate *priv = cellview->priv; - if (info->expand) - { - info->real_width += extra_per_cell; + if (priv->fit_model) + { + gint min = 0, nat = 0; + gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, for_size, &min, &nat); - if (extra_extra) - { - info->real_width++; - extra_extra--; - } - } - - /* increment index into sizes for visible children */ - i++; + *minimum_size = min; + *natural_size = nat; } + else + { + if (cellview->priv->displayed_row) + gtk_cell_view_set_cell_data (cellview); - g_free (sizes); + gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, widget, + for_size, minimum_size, natural_size); + } } static gboolean -gtk_cell_view_expose (GtkWidget *widget, - GdkEventExpose *event) +gtk_cell_view_draw (GtkWidget *widget, + cairo_t *cr) { - GtkAllocation allocation; - GList *list; GtkCellView *cellview; GdkRectangle area; GtkCellRendererState state; - gboolean rtl = (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL); - GtkPackType packing; - - cellview = GTK_CELL_VIEW (widget); - if (!gtk_widget_is_drawable (widget)) - return FALSE; + cellview = GTK_CELL_VIEW (widget); - gtk_widget_get_allocation (widget, &allocation); + /* render cells */ + area.x = 0; + area.y = 0; + area.width = gtk_widget_get_allocated_width (widget); + area.height = gtk_widget_get_allocated_height (widget); /* "blank" background */ if (cellview->priv->background_set) { - cairo_t *cr = gdk_cairo_create (gtk_widget_get_window (GTK_WIDGET (cellview))); - - gdk_cairo_rectangle (cr, &allocation); - cairo_set_source_rgb (cr, - cellview->priv->background.red / 65535., - cellview->priv->background.green / 65535., - cellview->priv->background.blue / 65535.); + gdk_cairo_rectangle (cr, &area); + gdk_cairo_set_source_rgba (cr, &cellview->priv->background); cairo_fill (cr); - - cairo_destroy (cr); } /* set cell data (if available) */ @@ -465,83 +807,21 @@ gtk_cell_view_expose (GtkWidget *widget, else if (cellview->priv->model) return FALSE; - /* render cells */ - area = allocation; - - /* we draw on our very own window, initialize x and y to zero */ - area.y = allocation.y; - - if (gtk_widget_get_state (widget) == GTK_STATE_PRELIGHT) + if (gtk_widget_get_state_flags (widget) & GTK_STATE_FLAG_PRELIGHT) state = GTK_CELL_RENDERER_PRELIT; - else if (gtk_widget_get_state (widget) == GTK_STATE_INSENSITIVE) - state = GTK_CELL_RENDERER_INSENSITIVE; else state = 0; - for (packing = GTK_PACK_START; packing <= GTK_PACK_END; ++packing) - { - if (packing == GTK_PACK_START) - area.x = allocation.x + (rtl ? allocation.width : 0); - else - area.x = rtl ? allocation.x : (allocation.x + allocation.width); - - for (list = cellview->priv->cell_list; list; list = list->next) - { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; - - if (info->pack != packing) - continue; - - if (!gtk_cell_renderer_get_visible (info->cell)) - continue; - - area.width = info->real_width; - - if ((packing == GTK_PACK_START && rtl) || - (packing == GTK_PACK_END && !rtl)) - area.x -= area.width; - - gtk_cell_renderer_render (info->cell, - event->window, - widget, - /* FIXME! */ - &area, &area, &event->area, state); - - if ((packing == GTK_PACK_START && !rtl) || - (packing == GTK_PACK_END && rtl)) - { - area.x += area.width; - area.x += cellview->priv->spacing; - } - else - area.x -= cellview->priv->spacing; - } - } + /* Render the cells */ + gtk_cell_area_render (cellview->priv->area, cellview->priv->context, + widget, cr, &area, &area, state, FALSE); return FALSE; } -static GtkCellViewCellInfo * -gtk_cell_view_get_cell_info (GtkCellView *cellview, - GtkCellRenderer *renderer) -{ - GList *i; - - for (i = cellview->priv->cell_list; i; i = i->next) - { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data; - - if (info->cell == renderer) - return info; - } - - return NULL; -} - static void gtk_cell_view_set_cell_data (GtkCellView *cell_view) { - GList *i; GtkTreeIter iter; GtkTreePath *path; @@ -554,192 +834,110 @@ gtk_cell_view_set_cell_data (GtkCellView *cell_view) gtk_tree_model_get_iter (cell_view->priv->model, &iter, path); gtk_tree_path_free (path); - for (i = cell_view->priv->cell_list; i; i = i->next) - { - GSList *j; - GtkCellViewCellInfo *info = i->data; - - g_object_freeze_notify (G_OBJECT (info->cell)); + gtk_cell_area_apply_attributes (cell_view->priv->area, + cell_view->priv->model, + &iter, FALSE, FALSE); - for (j = info->attributes; j && j->next; j = j->next->next) - { - gchar *property = j->data; - gint column = GPOINTER_TO_INT (j->next->data); - GValue value = {0, }; - - gtk_tree_model_get_value (cell_view->priv->model, &iter, - column, &value); - g_object_set_property (G_OBJECT (info->cell), - property, &value); - g_value_unset (&value); - } + if (cell_view->priv->draw_sensitive) + { + GList *l, *cells = + gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (cell_view->priv->area)); - if (info->func) - (* info->func) (GTK_CELL_LAYOUT (cell_view), - info->cell, - cell_view->priv->model, - &iter, - info->func_data); + for (l = cells; l; l = l->next) + { + GObject *renderer = l->data; - g_object_thaw_notify (G_OBJECT (info->cell)); + g_object_set (renderer, "sensitive", TRUE, NULL); + } + g_list_free (cells); } } /* GtkCellLayout implementation */ -static void -gtk_cell_view_cell_layout_pack_start (GtkCellLayout *layout, - GtkCellRenderer *renderer, - gboolean expand) +static GtkCellArea * +gtk_cell_view_cell_layout_get_area (GtkCellLayout *layout) { - GtkCellViewCellInfo *info; GtkCellView *cellview = GTK_CELL_VIEW (layout); + GtkCellViewPrivate *priv = cellview->priv; - g_return_if_fail (!gtk_cell_view_get_cell_info (cellview, renderer)); - - g_object_ref_sink (renderer); - - info = g_slice_new0 (GtkCellViewCellInfo); - info->cell = renderer; - info->expand = expand ? TRUE : FALSE; - info->pack = GTK_PACK_START; - - cellview->priv->cell_list = g_list_append (cellview->priv->cell_list, info); + if (G_UNLIKELY (!priv->area)) + { + priv->area = gtk_cell_area_box_new (); + g_object_ref_sink (priv->area); + } - gtk_widget_queue_resize (GTK_WIDGET (cellview)); + return priv->area; } -static void -gtk_cell_view_cell_layout_pack_end (GtkCellLayout *layout, - GtkCellRenderer *renderer, - gboolean expand) +/* GtkBuildable implementation */ +static gboolean +gtk_cell_view_buildable_custom_tag_start (GtkBuildable *buildable, + GtkBuilder *builder, + GObject *child, + const gchar *tagname, + GMarkupParser *parser, + gpointer *data) { - GtkCellViewCellInfo *info; - GtkCellView *cellview = GTK_CELL_VIEW (layout); - - g_return_if_fail (!gtk_cell_view_get_cell_info (cellview, renderer)); - - g_object_ref_sink (renderer); - - info = g_slice_new0 (GtkCellViewCellInfo); - info->cell = renderer; - info->expand = expand ? TRUE : FALSE; - info->pack = GTK_PACK_END; - - cellview->priv->cell_list = g_list_append (cellview->priv->cell_list, info); + if (parent_buildable_iface->custom_tag_start && + parent_buildable_iface->custom_tag_start (buildable, builder, child, + tagname, parser, data)) + return TRUE; - gtk_widget_queue_resize (GTK_WIDGET (cellview)); + return _gtk_cell_layout_buildable_custom_tag_start (buildable, builder, child, + tagname, parser, data); } static void -gtk_cell_view_cell_layout_add_attribute (GtkCellLayout *layout, - GtkCellRenderer *renderer, - const gchar *attribute, - gint column) +gtk_cell_view_buildable_custom_tag_end (GtkBuildable *buildable, + GtkBuilder *builder, + GObject *child, + const gchar *tagname, + gpointer *data) { - GtkCellViewCellInfo *info; - GtkCellView *cellview = GTK_CELL_VIEW (layout); - - info = gtk_cell_view_get_cell_info (cellview, renderer); - g_return_if_fail (info != NULL); - - info->attributes = g_slist_prepend (info->attributes, - GINT_TO_POINTER (column)); - info->attributes = g_slist_prepend (info->attributes, - g_strdup (attribute)); + if (_gtk_cell_layout_buildable_custom_tag_end (buildable, builder, child, tagname, + data)) + return; + else if (parent_buildable_iface->custom_tag_end) + parent_buildable_iface->custom_tag_end (buildable, builder, child, tagname, + data); } static void -gtk_cell_view_cell_layout_clear (GtkCellLayout *layout) +context_size_changed_cb (GtkCellAreaContext *context, + GParamSpec *pspec, + GtkWidget *view) { - GtkCellView *cellview = GTK_CELL_VIEW (layout); - - while (cellview->priv->cell_list) - { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)cellview->priv->cell_list->data; - - gtk_cell_view_cell_layout_clear_attributes (layout, info->cell); - g_object_unref (info->cell); - g_slice_free (GtkCellViewCellInfo, info); - cellview->priv->cell_list = g_list_delete_link (cellview->priv->cell_list, - cellview->priv->cell_list); - } + if (!strcmp (pspec->name, "minimum-width") || + !strcmp (pspec->name, "natural-width") || + !strcmp (pspec->name, "minimum-height") || + !strcmp (pspec->name, "natural-height")) + gtk_widget_queue_resize (view); } static void -gtk_cell_view_cell_layout_set_cell_data_func (GtkCellLayout *layout, - GtkCellRenderer *cell, - GtkCellLayoutDataFunc func, - gpointer func_data, - GDestroyNotify destroy) +row_changed_cb (GtkTreeModel *model, + GtkTreePath *path, + GtkTreeIter *iter, + GtkCellView *view) { - GtkCellView *cellview = GTK_CELL_VIEW (layout); - GtkCellViewCellInfo *info; + GtkTreePath *row_path; - info = gtk_cell_view_get_cell_info (cellview, cell); - g_return_if_fail (info != NULL); - - if (info->destroy) + if (view->priv->displayed_row) { - GDestroyNotify d = info->destroy; - - info->destroy = NULL; - d (info->func_data); - } + row_path = + gtk_tree_row_reference_get_path (view->priv->displayed_row); - info->func = func; - info->func_data = func_data; - info->destroy = destroy; -} - -static void -gtk_cell_view_cell_layout_clear_attributes (GtkCellLayout *layout, - GtkCellRenderer *renderer) -{ - GtkCellView *cellview = GTK_CELL_VIEW (layout); - GtkCellViewCellInfo *info; - GSList *list; - - info = gtk_cell_view_get_cell_info (cellview, renderer); - if (info != NULL) - { - list = info->attributes; - while (list && list->next) + if (row_path) { - g_free (list->data); - list = list->next->next; + /* Resize everything in our context if our row changed */ + if (gtk_tree_path_compare (row_path, path) == 0) + gtk_cell_area_context_reset (view->priv->context); + + gtk_tree_path_free (row_path); } - - g_slist_free (info->attributes); - info->attributes = NULL; } } -static void -gtk_cell_view_cell_layout_reorder (GtkCellLayout *layout, - GtkCellRenderer *cell, - gint position) -{ - GtkCellView *cellview = GTK_CELL_VIEW (layout); - GtkCellViewCellInfo *info; - GList *link; - - info = gtk_cell_view_get_cell_info (cellview, cell); - - g_return_if_fail (info != NULL); - g_return_if_fail (position >= 0); - - link = g_list_find (cellview->priv->cell_list, info); - - g_return_if_fail (link != NULL); - - cellview->priv->cell_list = g_list_delete_link (cellview->priv->cell_list, - link); - cellview->priv->cell_list = g_list_insert (cellview->priv->cell_list, - info, position); - - gtk_widget_queue_draw (GTK_WIDGET (cellview)); -} - /** * gtk_cell_view_new: * @@ -759,12 +957,43 @@ gtk_cell_view_new (void) return GTK_WIDGET (cellview); } + +/** + * gtk_cell_view_new_with_context: + * @area: the #GtkCellArea to layout cells + * @context: the #GtkCellAreaContext in which to calculate cell geometry + * + * Creates a new #GtkCellView widget with a specific #GtkCellArea + * to layout cells and a specific #GtkCellAreaContext. + * + * Specifying the same context for a handfull of cells lets + * the underlying area synchronize the geometry for those cells, + * in this way alignments with cellviews for other rows are + * possible. + * + * Return value: A newly created #GtkCellView widget. + * + * Since: 2.6 + */ +GtkWidget * +gtk_cell_view_new_with_context (GtkCellArea *area, + GtkCellAreaContext *context) +{ + g_return_val_if_fail (GTK_IS_CELL_AREA (area), NULL); + g_return_val_if_fail (context == NULL || GTK_IS_CELL_AREA_CONTEXT (context), NULL); + + return (GtkWidget *)g_object_new (GTK_TYPE_CELL_VIEW, + "cell-area", area, + "cell-area-context", context, + NULL); +} + /** * gtk_cell_view_new_with_text: * @text: the text to display in the cell view * * Creates a new #GtkCellView widget, adds a #GtkCellRendererText - * to it, and makes its show @text. + * to it, and makes it show @text. * * Return value: A newly created #GtkCellView widget. * @@ -775,13 +1004,13 @@ gtk_cell_view_new_with_text (const gchar *text) { GtkCellView *cellview; GtkCellRenderer *renderer; - GValue value = {0, }; + GValue value = G_VALUE_INIT; cellview = GTK_CELL_VIEW (gtk_cell_view_new ()); renderer = gtk_cell_renderer_text_new (); - gtk_cell_view_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview), - renderer, TRUE); + gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview), + renderer, TRUE); g_value_init (&value, G_TYPE_STRING); g_value_set_string (&value, text); @@ -809,13 +1038,13 @@ gtk_cell_view_new_with_markup (const gchar *markup) { GtkCellView *cellview; GtkCellRenderer *renderer; - GValue value = {0, }; + GValue value = G_VALUE_INIT; cellview = GTK_CELL_VIEW (gtk_cell_view_new ()); renderer = gtk_cell_renderer_text_new (); - gtk_cell_view_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview), - renderer, TRUE); + gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview), + renderer, TRUE); g_value_init (&value, G_TYPE_STRING); g_value_set_string (&value, markup); @@ -829,8 +1058,8 @@ gtk_cell_view_new_with_markup (const gchar *markup) * gtk_cell_view_new_with_pixbuf: * @pixbuf: the image to display in the cell view * - * Creates a new #GtkCellView widget, adds a #GtkCellRendererPixbuf - * to it, and makes its show @pixbuf. + * Creates a new #GtkCellView widget, adds a #GtkCellRendererPixbuf + * to it, and makes it show @pixbuf. * * Return value: A newly created #GtkCellView widget. * @@ -841,13 +1070,13 @@ gtk_cell_view_new_with_pixbuf (GdkPixbuf *pixbuf) { GtkCellView *cellview; GtkCellRenderer *renderer; - GValue value = {0, }; + GValue value = G_VALUE_INIT; cellview = GTK_CELL_VIEW (gtk_cell_view_new ()); renderer = gtk_cell_renderer_pixbuf_new (); - gtk_cell_view_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview), - renderer, TRUE); + gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview), + renderer, TRUE); g_value_init (&value, GDK_TYPE_PIXBUF); g_value_set_object (&value, pixbuf); @@ -902,18 +1131,27 @@ gtk_cell_view_set_model (GtkCellView *cell_view, if (cell_view->priv->model) { + g_signal_handler_disconnect (cell_view->priv->model, + cell_view->priv->row_changed_id); + cell_view->priv->row_changed_id = 0; + if (cell_view->priv->displayed_row) gtk_tree_row_reference_free (cell_view->priv->displayed_row); cell_view->priv->displayed_row = NULL; g_object_unref (cell_view->priv->model); - cell_view->priv->model = NULL; } cell_view->priv->model = model; if (cell_view->priv->model) - g_object_ref (cell_view->priv->model); + { + g_object_ref (cell_view->priv->model); + + cell_view->priv->row_changed_id = + g_signal_connect (cell_view->priv->model, "row-changed", + G_CALLBACK (row_changed_cb), cell_view); + } } /** @@ -923,7 +1161,7 @@ gtk_cell_view_set_model (GtkCellView *cell_view, * Returns the model for @cell_view. If no model is used %NULL is * returned. * - * Returns: a #GtkTreeModel used or %NULL + * Returns: (transfer none): a #GtkTreeModel used or %NULL * * Since: 2.16 **/ @@ -999,7 +1237,7 @@ gtk_cell_view_get_displayed_row (GtkCellView *cell_view) * gtk_cell_view_get_size_of_row: * @cell_view: a #GtkCellView * @path: a #GtkTreePath - * @requisition: return location for the size + * @requisition: (out): return location for the size * * Sets @requisition to the size needed by @cell_view to display * the model row pointed to by @path. @@ -1008,107 +1246,36 @@ gtk_cell_view_get_displayed_row (GtkCellView *cell_view) * * Since: 2.6 * - * Deprecated: 3.0: Use gtk_cell_view_get_desired_width_of_row() and - * gtk_cell_view_get_desired_height_for_width_of_row() instead. + * Deprecated: 3.0: Combo box formerly used this to calculate the + * sizes for cellviews, now you can achieve this by either using + * the #GtkCellView:fit-model property or by setting the currently + * displayed row of the #GtkCellView and using gtk_widget_get_preferred_size(). */ gboolean gtk_cell_view_get_size_of_row (GtkCellView *cell_view, GtkTreePath *path, GtkRequisition *requisition) { + GtkTreeRowReference *tmp; GtkRequisition req; g_return_val_if_fail (GTK_IS_CELL_VIEW (cell_view), FALSE); g_return_val_if_fail (path != NULL, FALSE); - /* Return the minimum height for the minimum width */ - gtk_cell_view_get_desired_width_of_row (cell_view, path, &req.width, NULL); - gtk_cell_view_get_desired_height_for_width_of_row (cell_view, path, req.width, &req.height, NULL); - - if (requisition) - *requisition = req; - - return TRUE; -} - - -/** - * gtk_cell_view_get_desired_width_of_row: - * @cell_view: a #GtkCellView - * @path: a #GtkTreePath - * @minimum_size: location to store the minimum size - * @natural_size: location to store the natural size - * - * Sets @minimum_size and @natural_size to the width desired by @cell_view - * to display the model row pointed to by @path. - * - * Since: 3.0 - */ -void -gtk_cell_view_get_desired_width_of_row (GtkCellView *cell_view, - GtkTreePath *path, - gint *minimum_size, - gint *natural_size) -{ - GtkTreeRowReference *tmp; - - g_return_if_fail (GTK_IS_CELL_VIEW (cell_view)); - g_return_if_fail (path != NULL); - g_return_if_fail (minimum_size != NULL || natural_size != NULL); - tmp = cell_view->priv->displayed_row; cell_view->priv->displayed_row = gtk_tree_row_reference_new (cell_view->priv->model, path); - gtk_cell_view_get_width (GTK_SIZE_REQUEST (cell_view), minimum_size, natural_size); + gtk_widget_get_preferred_width (GTK_WIDGET (cell_view), &req.width, NULL); + gtk_widget_get_preferred_height_for_width (GTK_WIDGET (cell_view), req.width, &req.height, NULL); gtk_tree_row_reference_free (cell_view->priv->displayed_row); cell_view->priv->displayed_row = tmp; - /* Restore active size (this will restore the cellrenderer info->width/requested_width's) */ - gtk_cell_view_get_width (GTK_SIZE_REQUEST (cell_view), NULL, NULL); -} - - -/** - * gtk_cell_view_get_desired_height_for_width_of_row: - * @cell_view: a #GtkCellView - * @path: a #GtkTreePath - * @avail_size: available width - * @minimum_size: location to store the minimum height - * @natural_size: location to store the natural height - * - * Sets @minimum_size and @natural_size to the height desired by @cell_view - * if it were allocated a width of @avail_size to display the model row - * pointed to by @path. - * - * Since: 3.0 - */ -void -gtk_cell_view_get_desired_height_for_width_of_row (GtkCellView *cell_view, - GtkTreePath *path, - gint avail_size, - gint *minimum_size, - gint *natural_size) -{ - GtkTreeRowReference *tmp; - - g_return_if_fail (GTK_IS_CELL_VIEW (cell_view)); - g_return_if_fail (path != NULL); - g_return_if_fail (minimum_size != NULL || natural_size != NULL); - - tmp = cell_view->priv->displayed_row; - cell_view->priv->displayed_row = - gtk_tree_row_reference_new (cell_view->priv->model, path); - - /* Then get the collective height_for_width based on the cached values */ - gtk_cell_view_get_height_for_width (GTK_SIZE_REQUEST (cell_view), avail_size, minimum_size, natural_size); - - gtk_tree_row_reference_free (cell_view->priv->displayed_row); - cell_view->priv->displayed_row = tmp; + if (requisition) + *requisition = req; - /* Restore active size (this will restore the cellrenderer info->width/requested_width's) */ - gtk_cell_view_get_width (GTK_SIZE_REQUEST (cell_view), NULL, NULL); + return TRUE; } /** @@ -1119,6 +1286,8 @@ gtk_cell_view_get_desired_height_for_width_of_row (GtkCellView *cell_view, * Sets the background color of @view. * * Since: 2.6 + * + * Deprecated: 3.4: Use gtk_cell_view_set_background_rgba() instead. */ void gtk_cell_view_set_background_color (GtkCellView *cell_view, @@ -1134,7 +1303,10 @@ gtk_cell_view_set_background_color (GtkCellView *cell_view, g_object_notify (G_OBJECT (cell_view), "background-set"); } - cell_view->priv->background = *color; + cell_view->priv->background.red = color->red / 65535.; + cell_view->priv->background.green = color->green / 65535.; + cell_view->priv->background.blue = color->blue / 65535.; + cell_view->priv->background.alpha = 1; } else { @@ -1148,244 +1320,150 @@ gtk_cell_view_set_background_color (GtkCellView *cell_view, gtk_widget_queue_draw (GTK_WIDGET (cell_view)); } -static GList * -gtk_cell_view_cell_layout_get_cells (GtkCellLayout *layout) +/** + * gtk_cell_view_set_background_rgba: + * @cell_view: a #GtkCellView + * @rgba: the new background color + * + * Sets the background color of @cell_view. + * + * Since: 3.0 + */ +void +gtk_cell_view_set_background_rgba (GtkCellView *cell_view, + const GdkRGBA *rgba) { - GtkCellView *cell_view = GTK_CELL_VIEW (layout); - GList *retval = NULL, *list; - - g_return_val_if_fail (cell_view != NULL, NULL); - - gtk_cell_view_set_cell_data (cell_view); + g_return_if_fail (GTK_IS_CELL_VIEW (cell_view)); - for (list = cell_view->priv->cell_list; list; list = list->next) + if (rgba) { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; + if (!cell_view->priv->background_set) + { + cell_view->priv->background_set = TRUE; + g_object_notify (G_OBJECT (cell_view), "background-set"); + } - retval = g_list_prepend (retval, info->cell); + cell_view->priv->background = *rgba; + } + else + { + if (cell_view->priv->background_set) + { + cell_view->priv->background_set = FALSE; + g_object_notify (G_OBJECT (cell_view), "background-set"); + } } - return g_list_reverse (retval); + gtk_widget_queue_draw (GTK_WIDGET (cell_view)); } -static gboolean -gtk_cell_view_buildable_custom_tag_start (GtkBuildable *buildable, - GtkBuilder *builder, - GObject *child, - const gchar *tagname, - GMarkupParser *parser, - gpointer *data) +/** + * gtk_cell_view_get_draw_sensitive: + * @cell_view: a #GtkCellView + * + * Gets whether @cell_view is configured to draw all of its + * cells in a sensitive state. + * + * Return value: whether @cell_view draws all of its + * cells in a sensitive state + * + * Since: 3.0 + */ +gboolean +gtk_cell_view_get_draw_sensitive (GtkCellView *cell_view) { - if (parent_buildable_iface->custom_tag_start && - parent_buildable_iface->custom_tag_start (buildable, builder, child, - tagname, parser, data)) - return TRUE; + GtkCellViewPrivate *priv; - return _gtk_cell_layout_buildable_custom_tag_start (buildable, builder, child, - tagname, parser, data); -} + g_return_val_if_fail (GTK_IS_CELL_VIEW (cell_view), FALSE); -static void -gtk_cell_view_buildable_custom_tag_end (GtkBuildable *buildable, - GtkBuilder *builder, - GObject *child, - const gchar *tagname, - gpointer *data) -{ - if (strcmp (tagname, "attributes") == 0) - _gtk_cell_layout_buildable_custom_tag_end (buildable, builder, child, tagname, - data); - else if (parent_buildable_iface->custom_tag_end) - parent_buildable_iface->custom_tag_end (buildable, builder, child, tagname, - data); -} + priv = cell_view->priv; -static void -gtk_cell_view_size_request_init (GtkSizeRequestIface *iface) -{ - iface->get_width = gtk_cell_view_get_width; - iface->get_height = gtk_cell_view_get_height; - iface->get_width_for_height = gtk_cell_view_get_width_for_height; - iface->get_height_for_width = gtk_cell_view_get_height_for_width; + return priv->draw_sensitive; } -static void -gtk_cell_view_get_width (GtkSizeRequest *widget, - gint *minimum_size, - gint *natural_size) +/** + * gtk_cell_view_set_draw_sensitive: + * @cell_view: a #GtkCellView + * @draw_sensitive: whether to draw all cells in a sensitive state. + * + * Sets whether @cell_view should draw all of its + * cells in a sensitive state, this is used by #GtkComboBox menus + * to ensure that rows with insensitive cells that contain + * children appear sensitive in the parent menu item. + * + * Since: 3.0 + */ +void +gtk_cell_view_set_draw_sensitive (GtkCellView *cell_view, + gboolean draw_sensitive) { - GList *list; - gint cell_min, cell_nat; - gboolean first_cell = TRUE; - GtkCellView *cellview = GTK_CELL_VIEW (widget); - gint minimum, natural; + GtkCellViewPrivate *priv; - minimum = natural = 0; + g_return_if_fail (GTK_IS_CELL_VIEW (cell_view)); - if (cellview->priv->displayed_row) - gtk_cell_view_set_cell_data (cellview); + priv = cell_view->priv; - for (list = cellview->priv->cell_list; list; list = list->next) + if (priv->draw_sensitive != draw_sensitive) { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; + priv->draw_sensitive = draw_sensitive; - if (gtk_cell_renderer_get_visible (info->cell)) - { - - if (!first_cell) - { - minimum += cellview->priv->spacing; - natural += cellview->priv->spacing; - } - - gtk_cell_size_request_get_width (GTK_CELL_SIZE_REQUEST (info->cell), - GTK_WIDGET (cellview), &cell_min, &cell_nat); - - info->requested_width = cell_min; - info->natural_width = cell_nat; - - minimum += info->requested_width; - natural += info->natural_width; - - first_cell = FALSE; - } + g_object_notify (G_OBJECT (cell_view), "draw-sensitive"); } - - if (minimum_size) - *minimum_size = minimum; - - if (natural_size) - *natural_size = natural; } -static void -gtk_cell_view_get_height (GtkSizeRequest *widget, - gint *minimum_size, - gint *natural_size) +/** + * gtk_cell_view_get_fit_model: + * @cell_view: a #GtkCellView + * + * Gets whether @cell_view is configured to request space + * to fit the entire #GtkTreeModel. + * + * Return value: whether @cell_view requests space to fit + * the entire #GtkTreeModel. + * + * Since: 3.0 + */ +gboolean +gtk_cell_view_get_fit_model (GtkCellView *cell_view) { - gint minimum_width; + GtkCellViewPrivate *priv; - /* CellViews only need to respond to height-for-width mode (cellview is pretty much - * an implementation detail of GtkComboBox) */ - gtk_cell_view_get_width (widget, &minimum_width, NULL); - gtk_cell_view_get_height_for_width (widget, minimum_width, minimum_size, natural_size); -} + g_return_val_if_fail (GTK_IS_CELL_VIEW (cell_view), FALSE); -static void -gtk_cell_view_get_width_for_height (GtkSizeRequest *widget, - gint for_size, - gint *minimum_size, - gint *natural_size) -{ - /* CellViews only need to respond to height-for-width mode (cellview is pretty much - * an implementation detail of GtkComboBox) */ - gtk_cell_view_get_width (widget, minimum_size, natural_size); + priv = cell_view->priv; + + return priv->fit_model; } -static void -gtk_cell_view_get_height_for_width (GtkSizeRequest *widget, - gint for_size, - gint *minimum_size, - gint *natural_size) +/** + * gtk_cell_view_set_fit_model: + * @cell_view: a #GtkCellView + * @fit_model: whether @cell_view should request space for the whole model. + * + * Sets whether @cell_view should request space to fit the entire #GtkTreeModel. + * + * This is used by #GtkComboBox to ensure that the cell view displayed on + * the combo box's button always gets enough space and does not resize + * when selection changes. + * + * Since: 3.0 + */ +void +gtk_cell_view_set_fit_model (GtkCellView *cell_view, + gboolean fit_model) { - GtkCellView *cellview = GTK_CELL_VIEW (widget); - GList *list; - GtkRequestedSize *sizes; - GArray *array; - gint minimum, natural, avail_size; - gboolean first_cell = TRUE; - gint n_expand_cells = 0; - gint extra_per_cell, extra_extra, i; - - minimum = natural = 0; - avail_size = for_size; - - array = g_array_new (0, TRUE, sizeof (GtkRequestedSize)); - - if (cellview->priv->displayed_row) - gtk_cell_view_set_cell_data (cellview); - - /* First allocate the right width to all cells */ - for (list = cellview->priv->cell_list; list; list = list->next) - { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; - - if (gtk_cell_renderer_get_visible (info->cell)) - { - GtkRequestedSize requested; - - gtk_cell_size_request_get_width (GTK_CELL_SIZE_REQUEST (info->cell), - GTK_WIDGET (cellview), - &requested.minimum_size, - &requested.natural_size); - - requested.data = info; - g_array_append_val (array, requested); - - avail_size -= requested.minimum_size; - - if (!first_cell) - avail_size -= cellview->priv->spacing; - - first_cell = FALSE; + GtkCellViewPrivate *priv; - if (info->expand) - n_expand_cells++; - } - } + g_return_if_fail (GTK_IS_CELL_VIEW (cell_view)); - sizes = (GtkRequestedSize *)array->data; - avail_size = gtk_distribute_natural_allocation (MAX (0, avail_size), array->len, sizes); + priv = cell_view->priv; - /* Deal with any expand space... */ - if (n_expand_cells > 0) + if (priv->fit_model != fit_model) { - extra_per_cell = avail_size / n_expand_cells; - extra_extra = avail_size % n_expand_cells; - } - else - /* Everything just left-aligned if no cells expand */ - extra_per_cell = extra_extra = 0; + priv->fit_model = fit_model; - /* Now get the height for the real width of each cell */ - for (i = 0, list = cellview->priv->cell_list; list; list = list->next) - { - GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)list->data; - gint cell_minimum, cell_natural; + gtk_cell_area_context_reset (cell_view->priv->context); - if (gtk_cell_renderer_get_visible (info->cell)) - { - gint cell_width = sizes[i].minimum_size; - - g_assert (sizes[i].data == info); - - if (info->expand) - { - cell_width += extra_per_cell; - if (extra_extra) - { - cell_width++; - extra_extra--; - } - } - - /* Get the height for the real width of this cell */ - gtk_cell_size_request_get_height_for_width (GTK_CELL_SIZE_REQUEST (info->cell), - GTK_WIDGET (widget), - cell_width, &cell_minimum, &cell_natural); - - minimum = MAX (minimum, cell_minimum); - natural = MAX (natural, cell_natural); - - /* increment sizes[] index for visible cells */ - i++; - } + g_object_notify (G_OBJECT (cell_view), "fit-model"); } - - g_array_free (array, TRUE); - - if (minimum_size) - *minimum_size = minimum; - if (natural_size) - *natural_size = natural; }