static void
lookup_ignorable_modifiers (GdkKeymap *keymap)
{
egg_keymap_resolve_virtual_modifiers (keymap,
EGG_VIRTUAL_LOCK_MASK,
&caps_lock_mask);
egg_keymap_resolve_virtual_modifiers (keymap,
EGG_VIRTUAL_NUM_LOCK_MASK,
&num_lock_mask);
egg_keymap_resolve_virtual_modifiers (keymap,
EGG_VIRTUAL_SCROLL_LOCK_MASK,
&scroll_lock_mask);
}
static void
setup_modifiers (void)
{
if (msd_used_mods == 0 || msd_ignored_mods == 0) {
GdkModifierType dynmods;
/* default modifiers */
msd_ignored_mods = \
0x2000 /*Xkb modifier*/ | GDK_LOCK_MASK | GDK_HYPER_MASK;
msd_used_mods = \
GDK_SHIFT_MASK | GDK_CONTROL_MASK |\
GDK_MOD1_MASK | GDK_MOD2_MASK | GDK_MOD3_MASK | GDK_MOD4_MASK |\
GDK_MOD5_MASK | GDK_SUPER_MASK | GDK_META_MASK;
/* NumLock can be assigned to varying keys so we need to
* resolve and ignore it specially */
dynmods = 0;
egg_keymap_resolve_virtual_modifiers (gdk_keymap_get_default (),
EGG_VIRTUAL_NUM_LOCK_MASK,
&dynmods);
msd_ignored_mods |= dynmods;
msd_used_mods &= ~dynmods;
}
}
bool XKeybinder::get_accel_keys(const std::string & key, guint & keyval,
Gdk::ModifierType & mods)
{
keyval = 0;
mods = (Gdk::ModifierType)0;
try {
std::string binding = Preferences::obj().get_schema_settings(
Preferences::SCHEMA_KEYBINDINGS)->get_string(key);
if (binding.empty() || binding == "disabled") {
return false;
}
EggVirtualModifierType virtual_mods = (EggVirtualModifierType)0;
if (!egg_accelerator_parse_virtual (binding.c_str(),
&keyval,
&virtual_mods)) {
return false;
}
GdkKeymap *keymap = gdk_keymap_get_default();
GdkModifierType pmods = (GdkModifierType)0;
egg_keymap_resolve_virtual_modifiers (keymap,
virtual_mods,
&pmods);
mods = (Gdk::ModifierType)pmods;
}
catch (...) {
return false;
}
return true;
}
static gboolean
do_grab_key (Binding *binding)
{
GdkKeymap *keymap = gdk_keymap_get_default ();
GdkWindow *rootwin = gdk_get_default_root_window ();
EggVirtualModifierType virtual_mods = 0;
guint keysym = 0;
if (keymap == NULL || rootwin == NULL)
return FALSE;
if (!egg_accelerator_parse_virtual (binding->keystring,
&keysym,
&virtual_mods))
return FALSE;
TRACE (g_print ("Got accel %d, %d\n", keysym, virtual_mods));
binding->keycode = XKeysymToKeycode (GDK_WINDOW_XDISPLAY (rootwin),
keysym);
if (binding->keycode == 0)
return FALSE;
TRACE (g_print ("Got keycode %d\n", binding->keycode));
egg_keymap_resolve_virtual_modifiers (keymap,
virtual_mods,
&binding->modifiers);
if (binding->modifiers == 0)
return FALSE;
TRACE (g_print ("Got modmask %d\n", binding->modifiers));
gdk_error_trap_push ();
grab_ungrab_with_ignorable_modifiers (rootwin,
binding,
TRUE /* grab */);
gdk_flush ();
if (gdk_error_trap_pop ()) {
g_warning ("Binding '%s' failed!\n", binding->keystring);
return FALSE;
}
return TRUE;
}
static gboolean grab_key_callback(GtkWidget* widget, GdkEventKey* event, void* data)
{
GdkModifierType accel_mods = 0;
guint accel_keyval;
EggCellRendererKeys *keys;
char *path;
gboolean edited;
gboolean cleared;
GdkModifierType consumed_modifiers;
guint upper;
GdkModifierType ignored_modifiers;
keys = EGG_CELL_RENDERER_KEYS(data);
if (is_modifier(event->hardware_keycode))
{
return TRUE;
}
edited = FALSE;
cleared = FALSE;
consumed_modifiers = 0;
gdk_keymap_translate_keyboard_state(gdk_keymap_get_default(),
event->hardware_keycode,
event->state,
event->group,
NULL, NULL, NULL, &consumed_modifiers);
upper = event->keyval;
accel_keyval = gdk_keyval_to_lower(upper);
if (accel_keyval == GDK_ISO_Left_Tab)
{
accel_keyval = GDK_Tab;
}
/* Put shift back if it changed the case of the key, not otherwise. */
if (upper != accel_keyval && (consumed_modifiers & GDK_SHIFT_MASK))
{
consumed_modifiers &= ~(GDK_SHIFT_MASK);
}
egg_keymap_resolve_virtual_modifiers(gdk_keymap_get_default(),
EGG_VIRTUAL_NUM_LOCK_MASK |
EGG_VIRTUAL_SCROLL_LOCK_MASK |
EGG_VIRTUAL_LOCK_MASK,
&ignored_modifiers);
/* http://bugzilla.gnome.org/show_bug.cgi?id=139605
* mouse keys should effect keybindings */
ignored_modifiers |= GDK_BUTTON1_MASK |
GDK_BUTTON2_MASK |
GDK_BUTTON3_MASK |
GDK_BUTTON4_MASK |
GDK_BUTTON5_MASK;
/* filter consumed/ignored modifiers */
if (keys->accel_mode == EGG_CELL_RENDERER_KEYS_MODE_GTK)
{
accel_mods = event->state & GDK_MODIFIER_MASK & ~(consumed_modifiers | ignored_modifiers);
}
else if (keys->accel_mode == EGG_CELL_RENDERER_KEYS_MODE_X)
{
accel_mods = event->state & GDK_MODIFIER_MASK & ~(ignored_modifiers);
}
else
{
g_assert_not_reached();
}
if (accel_mods == 0 && accel_keyval == GDK_Escape)
{
goto out; /* cancel */
}
/* clear the accelerator on Backspace */
if (accel_mods == 0 && accel_keyval == GDK_BackSpace)
{
cleared = TRUE;
goto out;
}
if (keys->accel_mode == EGG_CELL_RENDERER_KEYS_MODE_GTK)
{
if (!gtk_accelerator_valid (accel_keyval, accel_mods))
{
accel_keyval = 0;
accel_mods = 0;
}
}
edited = TRUE;
out:
gdk_keyboard_ungrab(event->time);
gdk_pointer_ungrab(event->time);
path = g_strdup(g_object_get_data(G_OBJECT(keys->edit_widget), EGG_CELL_RENDERER_TEXT_PATH));
gtk_cell_editable_editing_done(GTK_CELL_EDITABLE(keys->edit_widget));
gtk_cell_editable_remove_widget(GTK_CELL_EDITABLE(keys->edit_widget));
keys->edit_widget = NULL;
keys->grab_widget = NULL;
if (edited)
{
g_signal_emit_by_name(G_OBJECT(keys), "accel_edited", path, accel_keyval, accel_mods, event->hardware_keycode);
}
else if (cleared)
{
g_signal_emit_by_name(G_OBJECT(keys), "accel_cleared", path);
}
g_free (path);
return TRUE;
}