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gdk: add precondition checks to all GdkKeymap functions

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so it warns instead of simply crashing. Also fix some whitespace
stuff.
This commit is contained in:
Michael Natterer 2011-04-21 23:54:52 +02:00
parent 953112f91f
commit 6c24a25751
1 changed files with 44 additions and 20 deletions
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64
gdk/gdkkeys.c
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@ -21,7 +21,7 @@
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "config.h"
@ -120,9 +120,9 @@ gdk_keymap_class_init (GdkKeymapClass *klass)
/**
* GdkKeymap::direction-changed:
* @keymap: the object on which the signal is emitted
*
*
* The ::direction-changed signal gets emitted when the direction of
* the keymap changes.
* the keymap changes.
*
* Since: 2.0
*/
@ -171,7 +171,7 @@ gdk_keymap_class_init (GdkKeymapClass *klass)
G_STRUCT_OFFSET (GdkKeymapClass, state_changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE,
G_TYPE_NONE,
0);
}
@ -215,7 +215,7 @@ guint
gdk_keyval_to_upper (guint keyval)
{
guint result;
gdk_keyval_convert_case (keyval, NULL, &result);
return result;
@ -234,7 +234,7 @@ guint
gdk_keyval_to_lower (guint keyval)
{
guint result;
gdk_keyval_convert_case (keyval, &result, NULL);
return result;
@ -255,7 +255,7 @@ gdk_keyval_is_upper (guint keyval)
if (keyval)
{
guint upper_val = 0;
gdk_keyval_convert_case (keyval, NULL, &upper_val);
return upper_val == keyval;
}
@ -277,7 +277,7 @@ gdk_keyval_is_lower (guint keyval)
if (keyval)
{
guint lower_val = 0;
gdk_keyval_convert_case (keyval, &lower_val, NULL);
return lower_val == keyval;
}
@ -310,7 +310,9 @@ gdk_keymap_get_default (void)
PangoDirection
gdk_keymap_get_direction (GdkKeymap *keymap)
{
return GDK_KEYMAP_GET_CLASS(keymap)->get_direction (keymap);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), PANGO_DIRECTION_LTR);
return GDK_KEYMAP_GET_CLASS (keymap)->get_direction (keymap);
}
/**
@ -327,7 +329,9 @@ gdk_keymap_get_direction (GdkKeymap *keymap)
gboolean
gdk_keymap_have_bidi_layouts (GdkKeymap *keymap)
{
return GDK_KEYMAP_GET_CLASS(keymap)->have_bidi_layouts (keymap);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS (keymap)->have_bidi_layouts (keymap);
}
/**
@ -343,7 +347,9 @@ gdk_keymap_have_bidi_layouts (GdkKeymap *keymap)
gboolean
gdk_keymap_get_caps_lock_state (GdkKeymap *keymap)
{
return GDK_KEYMAP_GET_CLASS(keymap)->get_caps_lock_state (keymap);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS (keymap)->get_caps_lock_state (keymap);
}
/**
@ -359,7 +365,9 @@ gdk_keymap_get_caps_lock_state (GdkKeymap *keymap)
gboolean
gdk_keymap_get_num_lock_state (GdkKeymap *keymap)
{
return GDK_KEYMAP_GET_CLASS(keymap)->get_num_lock_state (keymap);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS (keymap)->get_num_lock_state (keymap);
}
/**
@ -390,7 +398,10 @@ gdk_keymap_get_entries_for_keyval (GdkKeymap *keymap,
GdkKeymapKey **keys,
gint *n_keys)
{
return GDK_KEYMAP_GET_CLASS(keymap)->get_entries_for_keyval (keymap, keyval, keys, n_keys);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS (keymap)->get_entries_for_keyval (keymap, keyval,
keys, n_keys);
}
/**
@ -419,7 +430,10 @@ gdk_keymap_get_entries_for_keycode (GdkKeymap *keymap,
guint **keyvals,
gint *n_entries)
{
return GDK_KEYMAP_GET_CLASS(keymap)->get_entries_for_keycode (keymap, hardware_keycode, keys, keyvals, n_entries);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS (keymap)->get_entries_for_keycode (keymap, hardware_keycode,
keys, keyvals, n_entries);
}
/**
@ -439,7 +453,9 @@ guint
gdk_keymap_lookup_key (GdkKeymap *keymap,
const GdkKeymapKey *key)
{
return GDK_KEYMAP_GET_CLASS(keymap)->lookup_key (keymap, key);
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), 0);
return GDK_KEYMAP_GET_CLASS (keymap)->lookup_key (keymap, key);
}
/**
@ -521,7 +537,9 @@ gdk_keymap_translate_keyboard_state (GdkKeymap *keymap,
gint *level,
GdkModifierType *consumed_modifiers)
{
return GDK_KEYMAP_GET_CLASS(keymap)->translate_keyboard_state (keymap,
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS (keymap)->translate_keyboard_state (keymap,
hardware_keycode,
state,
group,
@ -554,7 +572,9 @@ void
gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state)
{
GDK_KEYMAP_GET_CLASS(keymap)->add_virtual_modifiers (keymap, state);
g_return_if_fail (GDK_IS_KEYMAP (keymap));
GDK_KEYMAP_GET_CLASS (keymap)->add_virtual_modifiers (keymap, state);
}
/**
@ -580,6 +600,8 @@ gboolean
gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap,
GdkModifierType *state)
{
g_return_val_if_fail (GDK_IS_KEYMAP (keymap), FALSE);
return GDK_KEYMAP_GET_CLASS(keymap)->map_virtual_modifiers (keymap, state);
}
@ -597,12 +619,13 @@ gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap,
* or %NULL if @keyval is not a valid key. The string should not be
* modified.
*/
gchar*
gchar *
gdk_keyval_name (guint keyval)
{
GdkDisplayManager *manager = gdk_display_manager_get ();
return GDK_DISPLAY_MANAGER_GET_CLASS (manager)->get_keyval_name (manager, keyval);
return GDK_DISPLAY_MANAGER_GET_CLASS (manager)->get_keyval_name (manager,
keyval);
}
/**
@ -623,5 +646,6 @@ gdk_keyval_from_name (const gchar *keyval_name)
{
GdkDisplayManager *manager = gdk_display_manager_get ();
return GDK_DISPLAY_MANAGER_GET_CLASS (manager)->lookup_keyval (manager, keyval_name);
return GDK_DISPLAY_MANAGER_GET_CLASS (manager)->lookup_keyval (manager,
keyval_name);
}