* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
-#include <config.h>
+#include "config.h"
#include <stdio.h>
#include <stdlib.h>
# endif
#endif /* HAVE_XKB */
-typedef struct _GdkKeymapX11 GdkKeymapX11;
+typedef struct _GdkKeymapX11 GdkKeymapX11;
+typedef struct _GdkKeymapClass GdkKeymapX11Class;
#define GDK_TYPE_KEYMAP_X11 (gdk_keymap_x11_get_type ())
#define GDK_KEYMAP_X11(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_KEYMAP_X11, GdkKeymapX11))
#define GDK_IS_KEYMAP_X11(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_KEYMAP_X11))
+typedef struct _DirectionCacheEntry DirectionCacheEntry;
+
+struct _DirectionCacheEntry
+{
+ guint serial;
+ Atom group_atom;
+ PangoDirection direction;
+};
+
struct _GdkKeymapX11
{
GdkKeymap parent_instance;
-
+
gint min_keycode;
gint max_keycode;
KeySym* keymap;
guint lock_keysym;
GdkModifierType group_switch_mask;
GdkModifierType num_lock_mask;
- gboolean sun_keypad;
+ GdkModifierType modmap[8];
PangoDirection current_direction;
- gboolean have_direction;
+ guint sun_keypad : 1;
+ guint have_direction : 1;
+ guint caps_lock_state : 1;
+ guint num_lock_state : 1;
guint current_serial;
-
+
#ifdef HAVE_XKB
XkbDescPtr xkb_desc;
+ /* We cache the directions */
+ Atom current_group_atom;
+ guint current_cache_serial;
+ /* A cache of size four should be more than enough, people usually
+ * have two groups around, and the xkb limit is four. It still
+ * works correct for more than four groups. It's just the
+ * cache.
+ */
+ DirectionCacheEntry group_direction_cache[4];
#endif
};
#define KEYMAP_USE_XKB(keymap) GDK_DISPLAY_X11 ((keymap)->display)->use_xkb
#define KEYMAP_XDISPLAY(keymap) GDK_DISPLAY_XDISPLAY ((keymap)->display)
-static GType gdk_keymap_x11_get_type (void);
-static void gdk_keymap_x11_init (GdkKeymapX11 *keymap);
+static GType gdk_keymap_x11_get_type (void);
+static void gdk_keymap_x11_class_init (GdkKeymapX11Class *klass);
+static void gdk_keymap_x11_init (GdkKeymapX11 *keymap);
+static void gdk_keymap_x11_finalize (GObject *object);
+
+static GdkKeymapClass *parent_class = NULL;
static GType
gdk_keymap_x11_get_type (void)
if (!object_type)
{
- static const GTypeInfo object_info =
+ const GTypeInfo object_info =
{
sizeof (GdkKeymapClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
- (GClassInitFunc) NULL,
+ (GClassInitFunc) gdk_keymap_x11_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GdkKeymapX11),
};
object_type = g_type_register_static (GDK_TYPE_KEYMAP,
- "GdkKeymapX11",
+ g_intern_static_string ("GdkKeymapX11"),
&object_info, 0);
}
return object_type;
}
+static void
+gdk_keymap_x11_class_init (GdkKeymapX11Class *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ object_class->finalize = gdk_keymap_x11_finalize;
+}
+
static void
gdk_keymap_x11_init (GdkKeymapX11 *keymap)
{
keymap->num_lock_mask = 0;
keymap->sun_keypad = FALSE;
keymap->group_switch_mask = 0;
- keymap->lock_keysym = GDK_Caps_Lock;
+ keymap->lock_keysym = GDK_KEY_Caps_Lock;
keymap->have_direction = FALSE;
-
+ keymap->current_serial = 0;
+
#ifdef HAVE_XKB
keymap->xkb_desc = NULL;
+ keymap->current_group_atom = 0;
+ keymap->current_cache_serial = 0;
#endif
- keymap->current_serial = 0;
+}
+
+static void
+gdk_keymap_x11_finalize (GObject *object)
+{
+ GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (object);
+
+ if (keymap_x11->keymap)
+ XFree (keymap_x11->keymap);
+
+ if (keymap_x11->mod_keymap)
+ XFreeModifiermap (keymap_x11->mod_keymap);
+
+#ifdef HAVE_XKB
+ if (keymap_x11->xkb_desc)
+ XkbFreeKeyboard (keymap_x11->xkb_desc, XkbAllComponentsMask, True);
+#endif
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
static inline void
#ifdef HAVE_XKB
+static void
+update_modmap (Display *display,
+ GdkKeymapX11 *keymap_x11)
+{
+ static struct {
+ const gchar *name;
+ Atom atom;
+ GdkModifierType mask;
+ } vmods[] = {
+ { "Meta", 0, GDK_META_MASK },
+ { "Super", 0, GDK_SUPER_MASK },
+ { "Hyper", 0, GDK_HYPER_MASK },
+ { NULL, 0, 0 }
+ };
+
+ gint i, j, k;
+
+ if (!vmods[0].atom)
+ for (i = 0; vmods[i].name; i++)
+ vmods[i].atom = XInternAtom (display, vmods[i].name, FALSE);
+
+ for (i = 0; i < 8; i++)
+ keymap_x11->modmap[i] = 1 << i;
+
+ for (i = 0; i < XkbNumVirtualMods; i++)
+ {
+ for (j = 0; vmods[j].atom; j++)
+ {
+ if (keymap_x11->xkb_desc->names->vmods[i] == vmods[j].atom)
+ {
+ for (k = 0; k < 8; k++)
+ {
+ if (keymap_x11->xkb_desc->server->vmods[i] & (1 << k))
+ keymap_x11->modmap[k] |= vmods[j].mask;
+ }
+ }
+ }
+ }
+}
+
static XkbDescPtr
get_xkb (GdkKeymapX11 *keymap_x11)
{
if (keymap_x11->xkb_desc == NULL)
{
- keymap_x11->xkb_desc = XkbGetMap (xdisplay, XkbKeySymsMask | XkbKeyTypesMask, XkbUseCoreKbd);
+ keymap_x11->xkb_desc = XkbGetMap (xdisplay, XkbKeySymsMask | XkbKeyTypesMask | XkbModifierMapMask | XkbVirtualModsMask, XkbUseCoreKbd);
if (keymap_x11->xkb_desc == NULL)
- g_error ("Failed to get keymap");
+ {
+ g_error ("Failed to get keymap");
+ return NULL;
+ }
+
+ XkbGetNames (xdisplay, XkbGroupNamesMask | XkbVirtualModNamesMask, keymap_x11->xkb_desc);
- XkbGetNames (xdisplay, XkbGroupNamesMask, keymap_x11->xkb_desc);
+ update_modmap (xdisplay, keymap_x11);
}
else if (keymap_x11->current_serial != display_x11->keymap_serial)
{
- XkbGetUpdatedMap (xdisplay, XkbKeySymsMask | XkbKeyTypesMask,
+ XkbGetUpdatedMap (xdisplay, XkbKeySymsMask | XkbKeyTypesMask | XkbModifierMapMask | XkbVirtualModsMask,
keymap_x11->xkb_desc);
- XkbGetNames (xdisplay, XkbGroupNamesMask, keymap_x11->xkb_desc);
+ XkbGetNames (xdisplay, XkbGroupNamesMask | XkbVirtualModNamesMask, keymap_x11->xkb_desc);
+
+ update_modmap (xdisplay, keymap_x11);
}
keymap_x11->current_serial = display_x11->keymap_serial;
+ if (keymap_x11->num_lock_mask == 0)
+ keymap_x11->num_lock_mask = XkbKeysymToModifiers (KEYMAP_XDISPLAY (GDK_KEYMAP (keymap_x11)), XK_Num_Lock);
+
return keymap_x11->xkb_desc;
}
#endif /* HAVE_XKB */
* otherwise we lose a whole group of keys
*/
#define KEYSYM_INDEX(keymap_impl, group, level) \
- (2 * ((group) % (int)((keymap_impl->keysyms_per_keycode + 1) / 2)) + (level))
+ (2 * ((group) % (gint)((keymap_impl->keysyms_per_keycode + 1) / 2)) + (level))
#define KEYSYM_IS_KEYPAD(s) (((s) >= 0xff80 && (s) <= 0xffbd) || \
((s) >= 0x11000000 && (s) <= 0x1100ffff))
-static int
-get_symbol (const KeySym *syms, GdkKeymapX11 *keymap_x11, int group, int level)
+static gint
+get_symbol (const KeySym *syms,
+ GdkKeymapX11 *keymap_x11,
+ gint group,
+ gint level)
{
- int index;
+ gint index;
index = KEYSYM_INDEX(keymap_x11, group, level);
- if (index > keymap_x11->keysyms_per_keycode)
+ if (index >= keymap_x11->keysyms_per_keycode)
return NoSymbol;
return syms[index];
}
+static void
+set_symbol (KeySym *syms,
+ GdkKeymapX11 *keymap_x11,
+ gint group,
+ gint level,
+ KeySym sym)
+{
+ gint index;
+
+ index = KEYSYM_INDEX(keymap_x11, group, level);
+ if (index >= keymap_x11->keysyms_per_keycode)
+ return;
+
+ syms[index] = sym;
+}
+
static void
update_keymaps (GdkKeymapX11 *keymap_x11)
{
/* Check both groups */
for (i = 0 ; i < 2 ; i++)
{
- if (get_symbol (syms, keymap_x11, i, 0) == GDK_Tab)
- syms[KEYSYM_INDEX (keymap_x11, i, 1)] = GDK_ISO_Left_Tab;
+ if (get_symbol (syms, keymap_x11, i, 0) == GDK_KEY_Tab)
+ set_symbol (syms, keymap_x11, i, 1, GDK_KEY_ISO_Left_Tab);
}
/*
gdk_keyval_convert_case (get_symbol (syms, keymap_x11, 0, 0), &lower, &upper);
if (lower != upper)
{
- syms[KEYSYM_INDEX (keymap_x11, 0, 0)] = lower;
- syms[KEYSYM_INDEX (keymap_x11, 0, 1)] = upper;
+ set_symbol (syms, keymap_x11, 0, 0, lower);
+ set_symbol (syms, keymap_x11, 0, 1, upper);
}
}
keymap_x11->mod_keymap = XGetModifierMapping (xdisplay);
- keymap_x11->lock_keysym = GDK_VoidSymbol;
+ keymap_x11->lock_keysym = GDK_KEY_VoidSymbol;
keymap_x11->group_switch_mask = 0;
keymap_x11->num_lock_mask = 0;
+ for (i = 0; i < 8; i++)
+ keymap_x11->modmap[i] = 1 << i;
+
/* There are 8 sets of modifiers, with each set containing
* max_keypermod keycodes.
*/
syms = keymap_x11->keymap + (keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode;
+ mask = 0;
+ for (j = 0; j < keymap_x11->keysyms_per_keycode; j++)
+ {
+ if (syms[j] == GDK_KEY_Meta_L ||
+ syms[j] == GDK_KEY_Meta_R)
+ mask |= GDK_META_MASK;
+ else if (syms[j] == GDK_KEY_Hyper_L ||
+ syms[j] == GDK_KEY_Hyper_R)
+ mask |= GDK_HYPER_MASK;
+ else if (syms[j] == GDK_KEY_Super_L ||
+ syms[j] == GDK_KEY_Super_R)
+ mask |= GDK_SUPER_MASK;
+ }
+
+ keymap_x11->modmap[i/keymap_x11->mod_keymap->max_keypermod] |= mask;
+
/* The fourth modifier, GDK_MOD1_MASK is 1 << 3.
* Each group of max_keypermod entries refers to the same modifier.
*/
*/
for (j = 0; j < keymap_x11->keysyms_per_keycode; j++)
{
- if (syms[j] == GDK_Caps_Lock)
- keymap_x11->lock_keysym = GDK_Caps_Lock;
- else if (syms[j] == GDK_Shift_Lock &&
- keymap_x11->lock_keysym == GDK_VoidSymbol)
- keymap_x11->lock_keysym = GDK_Shift_Lock;
+ if (syms[j] == GDK_KEY_Caps_Lock)
+ keymap_x11->lock_keysym = GDK_KEY_Caps_Lock;
+ else if (syms[j] == GDK_KEY_Shift_Lock &&
+ keymap_x11->lock_keysym == GDK_KEY_VoidSymbol)
+ keymap_x11->lock_keysym = GDK_KEY_Shift_Lock;
}
break;
/* Find the Mode_Switch and Num_Lock modifiers. */
for (j = 0; j < keymap_x11->keysyms_per_keycode; j++)
{
- if (syms[j] == GDK_Mode_switch)
+ if (syms[j] == GDK_KEY_Mode_switch)
{
/* This modifier swaps groups */
keymap_x11->group_switch_mask |= mask;
}
- else if (syms[j] == GDK_Num_Lock)
+ else if (syms[j] == GDK_KEY_Num_Lock)
{
/* This modifier is used for Num_Lock */
keymap_x11->num_lock_mask |= mask;
static GdkKeymap *
get_effective_keymap (GdkKeymap *keymap,
- const char *function)
+ const char *function)
{
if (!keymap)
{
#if HAVE_XKB
static PangoDirection
-get_direction (GdkKeymapX11 *keymap_x11)
+get_direction (XkbDescRec *xkb,
+ gint group)
{
- XkbDescRec *xkb = get_xkb (keymap_x11);
- const char *name;
- XkbStateRec state_rec;
- PangoDirection result;
+ gint code;
- GdkDisplay *display = GDK_KEYMAP (keymap_x11)->display;
+ gint rtl_minus_ltr = 0; /* total number of RTL keysyms minus LTR ones */
- XkbGetState (GDK_DISPLAY_XDISPLAY (display), XkbUseCoreKbd, &state_rec);
-
- if (xkb->names->groups[state_rec.locked_group] == None)
- result = PANGO_DIRECTION_LTR;
+ for (code = xkb->min_key_code; code <= xkb->max_key_code; code++)
+ {
+ gint level = 0;
+ KeySym sym = XkbKeySymEntry (xkb, code, level, group);
+ PangoDirection dir = pango_unichar_direction (gdk_keyval_to_unicode (sym));
+
+ switch (dir)
+ {
+ case PANGO_DIRECTION_RTL:
+ rtl_minus_ltr++;
+ break;
+ case PANGO_DIRECTION_LTR:
+ rtl_minus_ltr--;
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (rtl_minus_ltr > 0)
+ return PANGO_DIRECTION_RTL;
+ else
+ return PANGO_DIRECTION_LTR;
+}
+
+static PangoDirection
+get_direction_from_cache (GdkKeymapX11 *keymap_x11,
+ XkbDescPtr xkb,
+ gint group)
+{
+ Atom group_atom = xkb->names->groups[group];
+
+ gboolean cache_hit = FALSE;
+ DirectionCacheEntry *cache = keymap_x11->group_direction_cache;
+
+ PangoDirection direction = PANGO_DIRECTION_NEUTRAL;
+ gint i;
+
+ if (keymap_x11->have_direction)
+ {
+ /* lookup in cache */
+ for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache); i++)
+ {
+ if (cache[i].group_atom == group_atom)
+ {
+ cache_hit = TRUE;
+ cache[i].serial = keymap_x11->current_cache_serial++; /* freshen */
+ direction = cache[i].direction;
+ group_atom = cache[i].group_atom;
+ break;
+ }
+ }
+ }
else
{
- name = gdk_x11_get_xatom_name_for_display (display, xkb->names->groups[state_rec.locked_group]);
+ /* initialize cache */
+ for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache); i++)
+ {
+ cache[i].group_atom = 0;
+ cache[i].serial = keymap_x11->current_cache_serial;
+ }
+ keymap_x11->current_cache_serial++;
+ }
- if (g_ascii_strcasecmp (name, "arabic") == 0 ||
- g_ascii_strcasecmp (name, "hebrew") == 0 ||
- g_ascii_strcasecmp (name, "israelian") == 0)
- result = PANGO_DIRECTION_RTL;
- else
- result = PANGO_DIRECTION_LTR;
+ /* insert in cache */
+ if (!cache_hit)
+ {
+ gint oldest = 0;
+
+ direction = get_direction (xkb, group);
+
+ /* remove the oldest entry */
+ for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache); i++)
+ {
+ if (cache[i].serial < cache[oldest].serial)
+ oldest = i;
+ }
+
+ cache[oldest].group_atom = group_atom;
+ cache[oldest].direction = direction;
+ cache[oldest].serial = keymap_x11->current_cache_serial++;
}
-
- return result;
+
+ return direction;
+}
+
+static int
+get_num_groups (GdkKeymap *keymap,
+ XkbDescPtr xkb)
+{
+ Display *display = KEYMAP_XDISPLAY (keymap);
+ XkbGetControls(display, XkbSlowKeysMask, xkb);
+ XkbGetUpdatedMap (display, XkbKeySymsMask | XkbKeyTypesMask |
+ XkbModifierMapMask | XkbVirtualModsMask, xkb);
+ return xkb->ctrls->num_groups;
+}
+
+static gboolean
+update_direction (GdkKeymapX11 *keymap_x11,
+ gint group)
+{
+ XkbDescPtr xkb = get_xkb (keymap_x11);
+ Atom group_atom;
+ gboolean had_direction;
+ PangoDirection old_direction;
+
+ had_direction = keymap_x11->have_direction;
+ old_direction = keymap_x11->current_direction;
+
+ group_atom = xkb->names->groups[group];
+
+ /* a group change? */
+ if (!keymap_x11->have_direction || keymap_x11->current_group_atom != group_atom)
+ {
+ keymap_x11->current_direction = get_direction_from_cache (keymap_x11, xkb, group);
+ keymap_x11->current_group_atom = group_atom;
+ keymap_x11->have_direction = TRUE;
+ }
+
+ return !had_direction || old_direction != keymap_x11->current_direction;
+}
+
+static gboolean
+update_lock_state (GdkKeymapX11 *keymap_x11,
+ gint locked_mods)
+{
+ gboolean caps_lock_state;
+ gboolean num_lock_state;
+
+ caps_lock_state = keymap_x11->caps_lock_state;
+ num_lock_state = keymap_x11->num_lock_state;
+
+ keymap_x11->caps_lock_state = (locked_mods & GDK_LOCK_MASK) != 0;
+ keymap_x11->num_lock_state = (locked_mods & keymap_x11->num_lock_mask) != 0;
+
+ return (caps_lock_state != keymap_x11->caps_lock_state)
+ || (num_lock_state != keymap_x11->num_lock_state);
}
+/* keep this in sync with the XkbSelectEventDetails() call
+ * in gdk_display_open()
+ */
void
-_gdk_keymap_state_changed (GdkDisplay *display)
+_gdk_keymap_state_changed (GdkDisplay *display,
+ XEvent *xevent)
{
GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
+ XkbEvent *xkb_event = (XkbEvent *)xevent;
if (display_x11->keymap)
{
GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (display_x11->keymap);
- PangoDirection new_direction = get_direction (keymap_x11);
-
- if (!keymap_x11->have_direction || new_direction != keymap_x11->current_direction)
- {
- keymap_x11->have_direction = TRUE;
- keymap_x11->current_direction = new_direction;
- g_signal_emit_by_name (keymap_x11, "direction_changed");
- }
+ if (update_direction (keymap_x11, XkbStateGroup (&xkb_event->state)))
+ g_signal_emit_by_name (keymap_x11, "direction-changed");
+
+ if (update_lock_state (keymap_x11, xkb_event->state.locked_mods))
+ g_signal_emit_by_name (keymap_x11, "state-changed");
}
}
g_signal_emit_by_name (display_x11->keymap, "keys_changed", 0);
}
+/**
+ * gdk_keymap_get_direction:
+ * @keymap: a #GdkKeymap or %NULL to use the default keymap
+ *
+ * Returns the direction of effective layout of the keymap.
+ *
+ * Returns: %PANGO_DIRECTION_LTR or %PANGO_DIRECTION_RTL
+ * if it can determine the direction. %PANGO_DIRECTION_NEUTRAL
+ * otherwise.
+ **/
PangoDirection
gdk_keymap_get_direction (GdkKeymap *keymap)
{
if (KEYMAP_USE_XKB (keymap))
{
GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (keymap);
-
+
if (!keymap_x11->have_direction)
{
- keymap_x11->current_direction = get_direction (keymap_x11);
- keymap_x11->have_direction = TRUE;
+ GdkDisplay *display = GDK_KEYMAP (keymap_x11)->display;
+ XkbStateRec state_rec;
+
+ XkbGetState (GDK_DISPLAY_XDISPLAY (display), XkbUseCoreKbd,
+ &state_rec);
+ update_direction (keymap_x11, XkbStateGroup (&state_rec));
}
return keymap_x11->current_direction;
}
else
#endif /* HAVE_XKB */
- return PANGO_DIRECTION_LTR;
+ return PANGO_DIRECTION_NEUTRAL;
+}
+
+/**
+ * gdk_keymap_have_bidi_layouts:
+ * @keymap: a #GdkKeymap or %NULL to use the default keymap
+ *
+ * Determines if keyboard layouts for both right-to-left and left-to-right
+ * languages are in use.
+ *
+ * Returns: %TRUE if there are layouts in both directions, %FALSE otherwise
+ *
+ * Since: 2.12
+ **/
+gboolean
+gdk_keymap_have_bidi_layouts (GdkKeymap *keymap)
+{
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+
+#if HAVE_XKB
+ if (KEYMAP_USE_XKB (keymap))
+ {
+ GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (keymap);
+ XkbDescPtr xkb = get_xkb (keymap_x11);
+ int num_groups = get_num_groups (keymap, xkb);
+
+ int i;
+ gboolean have_ltr_keyboard = FALSE;
+ gboolean have_rtl_keyboard = FALSE;
+
+ for (i = 0; i < num_groups; i++)
+ {
+ if (get_direction_from_cache (keymap_x11, xkb, i) == PANGO_DIRECTION_RTL)
+ have_rtl_keyboard = TRUE;
+ else
+ have_ltr_keyboard = TRUE;
+ }
+
+ return have_ltr_keyboard && have_rtl_keyboard;
+ }
+ else
+#endif /* HAVE_XKB */
+ return FALSE;
+}
+
+/**
+ * gdk_keymap_get_caps_lock_state:
+ * @keymap: a #GdkKeymap
+ *
+ * Returns whether the Caps Lock modifer is locked.
+ *
+ * Returns: %TRUE if Caps Lock is on
+ *
+ * Since: 2.16
+ */
+gboolean
+gdk_keymap_get_caps_lock_state (GdkKeymap *keymap)
+{
+ GdkKeymapX11 *keymap_x11;
+
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+
+ keymap_x11 = GDK_KEYMAP_X11 (keymap);
+
+ return keymap_x11->caps_lock_state;
+}
+
+/**
+ * gdk_keymap_get_num_lock_state:
+ * @keymap: a #GdkKeymap
+ *
+ * Returns whether the Num Lock modifer is locked.
+ *
+ * Returns: %TRUE if Num Lock is on
+ *
+ * Since: 3.0
+ */
+gboolean
+gdk_keymap_get_num_lock_state (GdkKeymap *keymap)
+{
+ GdkKeymapX11 *keymap_x11;
+
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+
+ keymap_x11 = GDK_KEYMAP_X11 (keymap);
+
+ return keymap_x11->num_lock_state;
}
/**
* gdk_keymap_get_entries_for_keyval:
- * @keymap: a #GdkKeymap, or %NULL to use the default keymap
+ * @keymap: (allow-none): a #GdkKeymap, or %NULL to use the default keymap
* @keyval: a keyval, such as %GDK_a, %GDK_Up, %GDK_Return, etc.
- * @keys: return location for an array of #GdkKeymapKey
- * @n_keys: return location for number of elements in returned array
- *
+ * @keys: (out): return location for an array of #GdkKeymapKey
+ * @n_keys: (out): return location for number of elements in returned array
+ *
* Obtains a list of keycode/group/level combinations that will
* generate @keyval. Groups and levels are two kinds of keyboard mode;
* in general, the level determines whether the top or bottom symbol
/**
* gdk_keymap_get_entries_for_keycode:
- * @keymap: a #GdkKeymap or %NULL to use the default keymap
+ * @keymap: (allow-none): a #GdkKeymap or %NULL to use the default keymap
* @hardware_keycode: a keycode
- * @keys: return location for array of #GdkKeymapKey, or NULL
- * @keyvals: return location for array of keyvals, or NULL
+ * @keys: (out): return location for array of #GdkKeymapKey, or %NULL
+ * @keyvals: (out): return location for array of keyvals, or %NULL
* @n_entries: length of @keys and @keyvals
*
* Returns the keyvals bound to @hardware_keycode.
++i;
}
}
-
- if ((key_array && key_array->len > 0) ||
- (keyval_array && keyval_array->len > 0))
- {
- if (keys)
- *keys = (GdkKeymapKey*) key_array->data;
- if (keyvals)
- *keyvals = (guint*) keyval_array->data;
+ *n_entries = 0;
- if (key_array)
- *n_entries = key_array->len;
- else
- *n_entries = keyval_array->len;
+ if (keys)
+ {
+ *n_entries = key_array->len;
+ *keys = (GdkKeymapKey*) g_array_free (key_array, FALSE);
}
- else
+
+ if (keyvals)
{
- if (keys)
- *keys = NULL;
-
- if (keyvals)
- *keyvals = NULL;
-
- *n_entries = 0;
+ *n_entries = keyval_array->len;
+ *keyvals = (guint*) g_array_free (keyval_array, FALSE);
}
- if (key_array)
- g_array_free (key_array, key_array->len > 0 ? FALSE : TRUE);
- if (keyval_array)
- g_array_free (keyval_array, keyval_array->len > 0 ? FALSE : TRUE);
-
return *n_entries > 0;
}
register unsigned int mods,
unsigned int * mods_rtrn,
KeySym * keysym_rtrn,
- unsigned int * group_rtrn,
- unsigned int * level_rtrn)
+ int * group_rtrn,
+ int * level_rtrn)
{
XkbKeyTypeRec *type;
int col,nKeyGroups;
/* ---- End stuff GDK adds to the original Xlib version ---- */
- return (syms[col]!=NoSymbol);
+ return (syms[col] != NoSymbol);
}
#endif /* HAVE_XKB */
guint hardware_keycode,
gint group,
GdkModifierType state,
- guint *effective_group,
- guint *effective_level)
+ gint *effective_group,
+ gint *effective_level)
{
const KeySym *map = get_keymap (keymap_x11);
const KeySym *syms = map + (hardware_keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode;
gint num_lock_index;
shift_modifiers = GDK_SHIFT_MASK;
- if (keymap_x11->lock_keysym == GDK_Shift_Lock)
+ if (keymap_x11->lock_keysym == GDK_KEY_Shift_Lock)
shift_modifiers |= GDK_LOCK_MASK;
/* Fall back to the first group if the passed in group is empty
}
else
{
- /* Fall back to the the first level if no symbol for the level
+ /* Fall back to the first level if no symbol for the level
* we were passed.
*/
shift_level = (state & shift_modifiers) ? 1 : 0;
tmp_keyval = SYM (keymap_x11, group, shift_level);
- if (keymap_x11->lock_keysym == GDK_Caps_Lock && (state & GDK_LOCK_MASK) != 0)
+ if (keymap_x11->lock_keysym == GDK_KEY_Caps_Lock && (state & GDK_LOCK_MASK) != 0)
{
guint upper = gdk_keyval_to_upper (tmp_keyval);
if (upper != tmp_keyval)
/**
* gdk_keymap_translate_keyboard_state:
- * @keymap: a #GdkKeymap, or %NULL to use the default
+ * @keymap: (allow-none): a #GdkKeymap, or %NULL to use the default
* @hardware_keycode: a keycode
- * @state: a modifier state
+ * @state: a modifier state
* @group: active keyboard group
- * @keyval: return location for keyval
- * @effective_group: return location for effective group
- * @level: return location for level
- * @consumed_modifiers: return location for modifiers that were used to determine the group or level
- *
+ * @keyval: (out) (allow-none): return location for keyval, or %NULL
+ * @effective_group: (out) (allow-none): return location for effective group, or %NULL
+ * @level: (out) (allow-none): return location for level, or %NULL
+ * @consumed_modifiers: (out) (allow-none): return location for modifiers that were used to
+ * determine the group or level, or %NULL
*
* Translates the contents of a #GdkEventKey into a keyval, effective
* group, and level. Modifiers that affected the translation and
* are thus unavailable for application use are returned in
- * @consumed_modifiers. See gdk_keyval_get_keys() for an explanation of
+ * @consumed_modifiers. See <xref linkend="key-group-explanation"/> for an explanation of
* groups and levels. The @effective_group is the group that was
* actually used for the translation; some keys such as Enter are not
* affected by the active keyboard group. The @level is derived from
if (hardware_keycode < keymap_x11->min_keycode ||
hardware_keycode > keymap_x11->max_keycode)
return FALSE;
-
+
#ifdef HAVE_XKB
if (KEYMAP_USE_XKB (keymap))
{
{
switch (keyval)
{
- case GDK_Page_Up:
+ case GDK_KEY_Page_Up:
return "Page_Up";
- case GDK_Page_Down:
+ case GDK_KEY_Page_Down:
return "Page_Down";
- case GDK_KP_Page_Up:
+ case GDK_KEY_KP_Page_Up:
return "KP_Page_Up";
- case GDK_KP_Page_Down:
+ case GDK_KEY_KP_Page_Down:
return "KP_Page_Down";
}
return (state & keymap_impl->group_switch_mask) ? 1 : 0;
}
}
+
+void
+_gdk_keymap_add_virtual_modifiers_compat (GdkKeymap *keymap,
+ GdkModifierType *modifiers)
+{
+ GdkKeymapX11 *keymap_x11;
+ int i;
+
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+ keymap_x11 = GDK_KEYMAP_X11 (keymap);
+
+ for (i = 3; i < 8; i++)
+ {
+ if ((1 << i) & *modifiers)
+ {
+ if (keymap_x11->modmap[i] & GDK_MOD1_MASK)
+ *modifiers |= GDK_MOD1_MASK;
+ else if (keymap_x11->modmap[i] & GDK_SUPER_MASK)
+ *modifiers |= GDK_SUPER_MASK;
+ else if (keymap_x11->modmap[i] & GDK_HYPER_MASK)
+ *modifiers |= GDK_HYPER_MASK;
+ else if (keymap_x11->modmap[i] & GDK_META_MASK)
+ *modifiers |= GDK_META_MASK;
+ }
+ }
+}
+
+/**
+ * gdk_keymap_add_virtual_modifiers:
+ * @keymap: a #GdkKeymap
+ * @state: pointer to the modifier mask to change
+ *
+ * Adds virtual modifiers (i.e. Super, Hyper and Meta) which correspond
+ * to the real modifiers (i.e Mod2, Mod3, ...) in @modifiers.
+ * are set in @state to their non-virtual counterparts (i.e. Mod2,
+ * Mod3,...) and set the corresponding bits in @state.
+ *
+ * GDK already does this before delivering key events, but for
+ * compatibility reasons, it only sets the first virtual modifier
+ * it finds, whereas this function sets all matching virtual modifiers.
+ *
+ * This function is useful when matching key events against
+ * accelerators.
+ *
+ * Since: 2.20
+ */
+void
+gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
+ GdkModifierType *state)
+{
+ GdkKeymapX11 *keymap_x11;
+ int i;
+
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+ keymap_x11 = GDK_KEYMAP_X11 (keymap);
+
+ for (i = 3; i < 8; i++)
+ {
+ if ((1 << i) & *state)
+ {
+ if (keymap_x11->modmap[i] & GDK_MOD1_MASK)
+ *state |= GDK_MOD1_MASK;
+ if (keymap_x11->modmap[i] & GDK_SUPER_MASK)
+ *state |= GDK_SUPER_MASK;
+ if (keymap_x11->modmap[i] & GDK_HYPER_MASK)
+ *state |= GDK_HYPER_MASK;
+ if (keymap_x11->modmap[i] & GDK_META_MASK)
+ *state |= GDK_META_MASK;
+ }
+ }
+}
+
+gboolean
+_gdk_keymap_key_is_modifier (GdkKeymap *keymap,
+ guint keycode)
+{
+ GdkKeymapX11 *keymap_x11;
+ gint i;
+
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+ keymap_x11 = GDK_KEYMAP_X11 (keymap);
+
+ if (keycode < keymap_x11->min_keycode ||
+ keycode > keymap_x11->max_keycode)
+ return FALSE;
+
+#ifdef HAVE_XKB
+ if (KEYMAP_USE_XKB (keymap))
+ {
+ XkbDescRec *xkb = get_xkb (keymap_x11);
+
+ if (xkb->map->modmap && xkb->map->modmap[keycode] != 0)
+ return TRUE;
+ }
+ else
+#endif
+ {
+ for (i = 0; i < 8 * keymap_x11->mod_keymap->max_keypermod; i++)
+ {
+ if (keycode == keymap_x11->mod_keymap->modifiermap[i])
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+/**
+ * gdk_keymap_map_virtual_modifiers:
+ * @keymap: a #GdkKeymap
+ * @state: pointer to the modifier state to map
+ *
+ * Maps the virtual modifiers (i.e. Super, Hyper and Meta) which
+ * are set in @state to their non-virtual counterparts (i.e. Mod2,
+ * Mod3,...) and set the corresponding bits in @state.
+ *
+ * This function is useful when matching key events against
+ * accelerators.
+ *
+ * Returns: %TRUE if no virtual modifiers were mapped to the
+ * same non-virtual modifier. Note that %FALSE is also returned
+ * if a virtual modifier is mapped to a non-virtual modifier that
+ * was already set in @state.
+ *
+ * Since: 2.20
+ */
+gboolean
+gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap,
+ GdkModifierType *state)
+{
+ GdkKeymapX11 *keymap_x11;
+ const guint vmods[] = {
+ GDK_SUPER_MASK, GDK_HYPER_MASK, GDK_META_MASK
+ };
+ int i, j;
+ gboolean retval;
+
+ keymap = GET_EFFECTIVE_KEYMAP (keymap);
+ keymap_x11 = GDK_KEYMAP_X11 (keymap);
+
+ if (KEYMAP_USE_XKB (keymap))
+ get_xkb (keymap_x11);
+
+ retval = TRUE;
+
+ for (j = 0; j < 3; j++)
+ {
+ if (*state & vmods[j])
+ {
+ for (i = 3; i < 8; i++)
+ {
+ if (keymap_x11->modmap[i] & vmods[j])
+ {
+ if (*state & (1 << i))
+ retval = FALSE;
+ else
+ *state |= 1 << i;
+ }
+ }
+ }
+ }
+
+ return retval;
+}