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keybindings: Use display_get_keybinding() instead of looping explicitly

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Instead of looping over an array of keybindings to find the correct
binding, just use display_get_keybinding().

In the next commit, we'll change the array to be a hash map, so this
helps the patch be cleaner.

https://bugzilla.gnome.org/show_bug.cgi?id=725588
This commit is contained in:
Rui Matos 2014-03-03 19:33:08 +01:00
parent 46cbd0bf48
commit d417c615d5
1 changed files with 46 additions and 51 deletions
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97
src/core/keybindings.c
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@ -752,6 +752,8 @@ display_get_keybinding (MetaDisplay *display,
{
int i;
mask = mask & 0xff & ~display->ignored_modifier_mask;
i = display->n_key_bindings - 1;
while (i >= 0)
{
@ -915,7 +917,6 @@ meta_display_get_keybinding_action (MetaDisplay *display,
if (keycode == (unsigned int)display->overlay_key_combo.keycode)
return META_KEYBINDING_ACTION_OVERLAY_KEY;
mask = mask & 0xff & ~display->ignored_modifier_mask;
binding = display_get_keybinding (display, keycode, mask);
if (binding)
@ -1299,7 +1300,6 @@ meta_display_grab_accelerator (MetaDisplay *display,
guint mask = 0;
MetaVirtualModifier modifiers = 0;
GSList *l;
int i;
if (!meta_ui_parse_accelerator (accelerator, &keysym, &keycode, &modifiers))
{
@ -1316,10 +1316,8 @@ meta_display_grab_accelerator (MetaDisplay *display,
if (keycode == 0)
return META_KEYBINDING_ACTION_NONE;
for (i = 0; i < display->n_key_bindings; i++)
if (display->key_bindings[i].keycode == keycode &&
display->key_bindings[i].mask == mask)
return META_KEYBINDING_ACTION_NONE;
if (display_get_keybinding (display, keycode, mask))
return META_KEYBINDING_ACTION_NONE;
for (l = display->screens; l; l = l->next)
{
@ -1357,9 +1355,9 @@ gboolean
meta_display_ungrab_accelerator (MetaDisplay *display,
guint action)
{
MetaKeyBinding *binding;
MetaKeyGrab *grab;
char *key;
int i;
g_return_val_if_fail (action != META_KEYBINDING_ACTION_NONE, FALSE);
@ -1368,27 +1366,26 @@ meta_display_ungrab_accelerator (MetaDisplay *display,
if (!grab)
return FALSE;
for (i = 0; i < display->n_key_bindings; i++)
if (display->key_bindings[i].keysym == grab->combo->keysym &&
display->key_bindings[i].keycode == grab->combo->keycode &&
display->key_bindings[i].modifiers == grab->combo->modifiers)
{
GSList *l;
for (l = display->screens; l; l = l->next)
{
MetaScreen *screen = l->data;
meta_change_keygrab (display, screen->xroot, FALSE,
display->key_bindings[i].keysym,
display->key_bindings[i].keycode,
display->key_bindings[i].mask);
}
binding = display_get_keybinding (display,
grab->combo->keycode,
grab->combo->modifiers);
if (binding)
{
GSList *l;
for (l = display->screens; l; l = l->next)
{
MetaScreen *screen = l->data;
meta_change_keygrab (display, screen->xroot, FALSE,
binding->keysym,
binding->keycode,
binding->mask);
}
display->key_bindings[i].keysym = 0;
display->key_bindings[i].keycode = 0;
display->key_bindings[i].modifiers = 0;
display->key_bindings[i].mask = 0;
break;
}
binding->keysym = 0;
binding->keycode = 0;
binding->modifiers = 0;
binding->mask = 0;
}
g_hash_table_remove (external_grabs, key);
g_free (key);
@ -1673,7 +1670,7 @@ process_event (MetaKeyBinding *bindings,
MetaWindow *window,
ClutterKeyEvent *event)
{
int i;
MetaKeyBinding *binding;
/* we used to have release-based bindings but no longer. */
if (event->type == CLUTTER_KEY_RELEASE)
@ -1683,34 +1680,32 @@ process_event (MetaKeyBinding *bindings,
* TODO: This would be better done with a hash table;
* it doesn't suit to use O(n) for such a common operation.
*/
for (i=0; i<n_bindings; i++)
{
MetaKeyHandler *handler = bindings[i].handler;
binding = display_get_keybinding (display,
event->hardware_keycode,
event->modifier_state);
if (!binding ||
(!window && binding->flags & META_KEY_BINDING_PER_WINDOW) ||
meta_compositor_filter_keybinding (display->compositor, screen, binding))
goto not_found;
if ((!window && handler->flags & META_KEY_BINDING_PER_WINDOW) ||
(event->hardware_keycode != bindings[i].keycode) ||
(event->modifier_state != bindings[i].mask) ||
meta_compositor_filter_keybinding (display->compositor, screen, &bindings[i]))
continue;
if (binding->handler == NULL)
meta_bug ("Binding %s has no handler\n", binding->name);
else
meta_topic (META_DEBUG_KEYBINDINGS,
"Running handler for %s\n",
binding->name);
if (handler == NULL)
meta_bug ("Binding %s has no handler\n", bindings[i].name);
else
meta_topic (META_DEBUG_KEYBINDINGS,
"Running handler for %s\n",
bindings[i].name);
/* Global keybindings count as a let-the-terminal-lose-focus
* due to new window mapping until the user starts
* interacting with the terminal again.
*/
display->allow_terminal_deactivation = TRUE;
/* Global keybindings count as a let-the-terminal-lose-focus
* due to new window mapping until the user starts
* interacting with the terminal again.
*/
display->allow_terminal_deactivation = TRUE;
invoke_handler (display, screen, binding->handler, window, event, binding);
invoke_handler (display, screen, handler, window, event, &bindings[i]);
return TRUE;
}
return TRUE;
not_found:
meta_topic (META_DEBUG_KEYBINDINGS,
"No handler found for this event in this binding table\n");
return FALSE;