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SDL
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Removed acquire/release of keymaps, which isn't needed internally.

This commit is contained in:
Sam Lantinga 2024-08-05 18:19:39 -07:00
parent a13c993e40
commit ac7df9d01f
4 changed files with 6 additions and 26 deletions
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6
src/events/SDL_keyboard.c
View File

@ -229,8 +229,6 @@ SDL_Keymap *SDL_GetCurrentKeymap(void)
{
SDL_Keyboard *keyboard = &SDL_keyboard;
SDL_AcquireKeymap(keyboard->keymap);
return keyboard->keymap;
}
@ -239,7 +237,7 @@ void SDL_SetKeymap(SDL_Keymap *keymap, SDL_bool send_event)
SDL_Keyboard *keyboard = &SDL_keyboard;
if (keyboard->keymap) {
SDL_ReleaseKeymap(keyboard->keymap);
SDL_DestroyKeymap(keyboard->keymap);
}
keyboard->keymap = keymap;
@ -851,7 +849,7 @@ void SDL_QuitKeyboard(void)
SDL_keyboards = NULL;
if (SDL_keyboard.keymap) {
SDL_ReleaseKeymap(SDL_keyboard.keymap);
SDL_DestroyKeymap(SDL_keyboard.keymap);
SDL_keyboard.keymap = NULL;
}

21
src/events/SDL_keymap.c
View File

@ -26,7 +26,6 @@
struct SDL_Keymap
{
int refcount;
SDL_HashTable *scancode_to_keycode;
SDL_HashTable *keycode_to_scancode;
};
@ -41,23 +40,15 @@ SDL_Keymap *SDL_CreateKeymap(void)
return NULL;
}
keymap->refcount = 1;
keymap->scancode_to_keycode = SDL_CreateHashTable(NULL, 64, SDL_HashID, SDL_KeyMatchID, NULL, SDL_FALSE);
keymap->keycode_to_scancode = SDL_CreateHashTable(NULL, 64, SDL_HashID, SDL_KeyMatchID, NULL, SDL_FALSE);
if (!keymap->scancode_to_keycode || !keymap->keycode_to_scancode) {
SDL_ReleaseKeymap(keymap);
SDL_DestroyKeymap(keymap);
return NULL;
}
return keymap;
}
void SDL_AcquireKeymap(SDL_Keymap *keymap)
{
if (keymap) {
++keymap->refcount;
}
}
static SDL_Keymod NormalizeModifierStateForKeymap(SDL_Keymod modstate)
{
// The modifiers that affect the keymap are: SHIFT, CAPS, ALT, and MODE
@ -128,17 +119,12 @@ SDL_Scancode SDL_GetKeymapScancode(SDL_Keymap *keymap, SDL_Keycode keycode, SDL_
return scancode;
}
void SDL_ReleaseKeymap(SDL_Keymap *keymap)
void SDL_DestroyKeymap(SDL_Keymap *keymap)
{
if (!keymap) {
return;
}
--keymap->refcount;
if (keymap->refcount != 0) {
return;
}
SDL_DestroyHashTable(keymap->scancode_to_keycode);
SDL_DestroyHashTable(keymap->keycode_to_scancode);
SDL_free(keymap);
@ -1030,7 +1016,6 @@ const char *SDL_GetKeyName(SDL_Keycode key, SDL_bool uppercase)
if (scancode != SDL_SCANCODE_UNKNOWN) {
if (key >= 0x0E00 && key <= 0x0E7F) {
// Thai keyboards are QWERTY plus Thai characters, so let's use the ASCII key names
SDL_ReleaseKeymap(keymap);
return SDL_GetScancodeName(scancode);
}
@ -1039,7 +1024,6 @@ const char *SDL_GetKeyName(SDL_Keycode key, SDL_bool uppercase)
key = capital;
}
}
SDL_ReleaseKeymap(keymap);
}
}
@ -1108,7 +1092,6 @@ SDL_Keycode SDL_GetKeyFromName(const char *name, SDL_bool uppercase)
if (scancode != SDL_SCANCODE_UNKNOWN && (modstate & SDL_KMOD_SHIFT)) {
key = SDL_GetKeymapKeycode(keymap, scancode, SDL_KMOD_NONE);
}
SDL_ReleaseKeymap(keymap);
}
}
return key;

3
src/events/SDL_keymap_c.h
View File

@ -27,10 +27,9 @@ typedef struct SDL_Keymap SDL_Keymap;
SDL_Keymap *SDL_GetCurrentKeymap(void);
SDL_Keymap *SDL_CreateKeymap(void);
void SDL_AcquireKeymap(SDL_Keymap *keymap);
void SDL_SetKeymapEntry(SDL_Keymap *keymap, SDL_Scancode scancode, SDL_Keymod modstate, SDL_Keycode keycode);
SDL_Keycode SDL_GetKeymapKeycode(SDL_Keymap *keymap, SDL_Scancode scancode, SDL_Keymod modstate);
SDL_Scancode SDL_GetKeymapScancode(SDL_Keymap *keymap, SDL_Keycode keycode, SDL_Keymod *modstate);
void SDL_ReleaseKeymap(SDL_Keymap *keymap);
void SDL_DestroyKeymap(SDL_Keymap *keymap);
#endif /* SDL_keymap_c_h_ */

2
src/video/wayland/SDL_waylandevents.c
View File

@ -1185,7 +1185,7 @@ static void Wayland_UpdateKeymap(struct SDL_WaylandInput *input)
keymap.state = WAYLAND_xkb_state_new(input->xkb.keymap);
if (!keymap.state) {
SDL_SetError("failed to create XKB state");
SDL_ReleaseKeymap(keymap.keymap);
SDL_DestroyKeymap(keymap.keymap);
return;
}