Fix a compatibility problem

It turns out that my attempt at handling Super, Hyper and Meta better
is causing problems, mostly because Alt and Meta are commonly colocated
in the modmap, and apps do a check for the Alt modifier regularly.

See e.g bug 607697.
This commit is contained in:
Matthias Clasen 2010-02-12 15:45:16 -05:00 committed by Tristan Van Berkom
parent 966b619705
commit 29efd9a753
8 changed files with 66 additions and 3 deletions

View File

@ -1006,6 +1006,7 @@ gdk_keymap_get_entries_for_keycode
gdk_keymap_get_direction
gdk_keymap_have_bidi_layouts
gdk_keymap_get_caps_lock_state
gdk_keymap_add_virtual_modifiers
gdk_keymap_map_virtual_modifiers
<SUBSECTION>

View File

@ -852,6 +852,7 @@ gdk_keymap_have_bidi_layouts
gdk_keymap_get_caps_lock_state
gdk_keymap_lookup_key
gdk_keymap_translate_keyboard_state
gdk_keymap_add_virtual_modifiers
gdk_keymap_map_virtual_modifiers
gdk_keyval_convert_case
gdk_keyval_from_name

View File

@ -108,6 +108,8 @@ gboolean gdk_keymap_get_entries_for_keycode (GdkKeymap *keymap,
PangoDirection gdk_keymap_get_direction (GdkKeymap *keymap);
gboolean gdk_keymap_have_bidi_layouts (GdkKeymap *keymap);
gboolean gdk_keymap_get_caps_lock_state (GdkKeymap *keymap);
void gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state);
gboolean gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state);

View File

@ -652,6 +652,13 @@ gdk_keymap_translate_keyboard_state (GdkKeymap *keymap,
return TRUE;
}
void
gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state)
{
/* FIXME: For now, we've mimiced the Windows backend. */
}
gboolean
gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state)

View File

@ -872,6 +872,12 @@ gdk_keymap_translate_keyboard_state (GdkKeymap *keymap,
return tmp_keyval != GDK_VoidSymbol;
}
void
gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state)
{
}
gboolean
gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state)

View File

@ -636,7 +636,7 @@ translate_key_event (GdkDisplay *display,
&event->key.keyval,
NULL, NULL, &consumed);
state = event->key.state & ~consumed;
_gdk_keymap_add_virtual_modifiers (keymap, &state);
_gdk_keymap_add_virtual_modifiers_compat (keymap, &state);
event->key.state |= state;
event->key.is_modifier = _gdk_keymap_key_is_modifier (keymap, event->key.hardware_keycode);

View File

@ -1657,8 +1657,8 @@ _gdk_x11_get_group_for_state (GdkDisplay *display,
}
void
_gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *modifiers)
_gdk_keymap_add_virtual_modifiers_compat (GdkKeymap *keymap,
GdkModifierType *modifiers)
{
GdkKeymapX11 *keymap_x11;
int i;
@ -1666,6 +1666,51 @@ _gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
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
* @modifiers: 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 @modifiers.
*
* 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 *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)

View File

@ -404,6 +404,7 @@ _gtk_key_hash_lookup (GtkKeyHash *key_hash,
gdk_keymap_translate_keyboard_state (key_hash->keymap,
hardware_keycode, state, group,
&keyval, &effective_group, &level, &consumed_modifiers);
gdk_keymap_add_virtual_modifiers (key_hash->keymap, &state);
GTK_NOTE (KEYBINDINGS,
g_message ("Looking up keycode = %u, modifiers = 0x%04x,\n"