[SDL_Tizen] implement SDL_TEXTINPUT and EDITING

Tizen support SDL_TEXTINPUT and SDL_TEXTEDITING events.

Change-Id: I60ae50c333e2e767083a4817ebafb6f27461e987

diff --git a/src/video/tizen/SDL_tizenevents.c b/src/video/tizen/SDL_tizenevents.c
index 9b84368..447281f 100755 (executable)
--- a/src/video/tizen/SDL_tizenevents.c
+++ b/src/video/tizen/SDL_tizenevents.c
@@ -39,6 +39,8 @@
 #include "../../events/scancodes_tizen.h"
 #include "SDL_tizenkeyboard.h"
 
+extern TizenKeyboard tizen_keyboard;
+
 static SDL_Scancode
 TranslateKeycode(int keycode)
 {
@@ -59,15 +61,91 @@ Tizen_PumpEvents(_THIS)
     ecore_main_loop_iterate();
 }
 
+Ecore_IMF_Keyboard_Modifiers EcoreInputModifierToEcoreIMFModifier(unsigned int ecoreModifier)
+{
+   int modifier =  ECORE_IMF_KEYBOARD_MODIFIER_NONE;  // If no other matches returns NONE.
+
+
+   if ( ecoreModifier & ECORE_EVENT_MODIFIER_SHIFT )  // enums from ecore_input/Ecore_Input.h
+   {
+     modifier |= ECORE_IMF_KEYBOARD_MODIFIER_SHIFT;  // enums from ecore_imf/ecore_imf.h
+   }
+
+   if ( ecoreModifier & ECORE_EVENT_MODIFIER_ALT )
+   {
+     modifier |= ECORE_IMF_KEYBOARD_MODIFIER_ALT;
+   }
+
+   if ( ecoreModifier & ECORE_EVENT_MODIFIER_CTRL )
+   {
+     modifier |= ECORE_IMF_KEYBOARD_MODIFIER_CTRL;
+   }
+
+   if ( ecoreModifier & ECORE_EVENT_MODIFIER_WIN )
+   {
+     modifier |= ECORE_IMF_KEYBOARD_MODIFIER_WIN;
+   }
+
+   if ( ecoreModifier & ECORE_EVENT_MODIFIER_ALTGR )
+   {
+     modifier |= ECORE_IMF_KEYBOARD_MODIFIER_ALTGR;
+   }
+
+   return (Ecore_IMF_Keyboard_Modifiers)modifier;
+}
+
 Eina_Bool
 _tizen_cb_event_keyup_change(void *data, int type, void *event)
 {
     if (!event) return ECORE_CALLBACK_PASS_ON;
 
     Ecore_Event_Key * e = event;
-    SDL_Scancode scancode = TranslateKeycode(e->keycode);
-    SDL_LogDebug(SDL_LOG_CATEGORY_APPLICATION, "key up: %d", scancode);
-    SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+    SDL_Scancode scancode = SDL_SCANCODE_UNKNOWN;
+    if (!e->key) return ECORE_CALLBACK_PASS_ON;
+
+    if (tizen_keyboard.imf_context) {
+        Ecore_IMF_Event_Key_Up ecore_ev;
+
+        ecore_ev.keyname   = e->keyname;
+        ecore_ev.key       = e->key;
+        ecore_ev.string    = e->string;
+        ecore_ev.compose   = e->compose;
+        ecore_ev.timestamp = e->timestamp;
+        ecore_ev.modifiers = EcoreInputModifierToEcoreIMFModifier ( e->modifiers );
+        ecore_ev.locks     = (Ecore_IMF_Keyboard_Locks) ECORE_IMF_KEYBOARD_LOCK_NONE;
+
+        if (ecore_imf_context_filter_event(tizen_keyboard.imf_context,
+                                           ECORE_IMF_EVENT_KEY_UP,
+                                           (Ecore_IMF_Event *)&ecore_ev)) {
+            return ECORE_CALLBACK_PASS_ON;
+        }
+    }
+
+    if (SDL_GetEventState(SDL_TEXTINPUT)) {
+        if (!strcmp(e->key, "BackSpace")) {
+            scancode = SDL_GetScancodeFromName(e->key);
+            SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+        }
+        else if (!strcmp(e->key, "Delete") ||
+            (!strcmp(e->key, "KP_Delete") && !e->string)) {
+            scancode = SDL_GetScancodeFromName(e->key);
+            SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+        }
+        else if ((!strcmp(e->key, "Return")) || (!strcmp(e->key, "KP_Enter"))) {
+            scancode = SDL_GetScancodeFromName(e->key);
+            SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+        }
+        else if (e->string) {
+            // Nothing
+        }
+        else {
+            scancode = TranslateKeycode(e->keycode);
+            SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+        }
+    } else {
+        scancode = TranslateKeycode(e->keycode);
+        SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+    }
 
     return ECORE_CALLBACK_PASS_ON;
 }
@@ -78,9 +156,52 @@ _tizen_cb_event_keydown_change(void *data, int type, void *event)
     if (!event) return ECORE_CALLBACK_PASS_ON;
 
     Ecore_Event_Key * e = event;
-    SDL_Scancode scancode = TranslateKeycode(e->keycode);
-    SDL_LogDebug(SDL_LOG_CATEGORY_APPLICATION, "key down: %d", scancode);
-    SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+    SDL_Scancode scancode = SDL_SCANCODE_UNKNOWN;
+    if (!e->key) return ECORE_CALLBACK_PASS_ON;
+
+    if (tizen_keyboard.imf_context) {
+        Ecore_IMF_Event_Key_Down ecore_ev;
+
+        ecore_ev.keyname   = e->keyname;
+        ecore_ev.key       = e->key;
+        ecore_ev.string    = e->string;
+        ecore_ev.compose   = e->compose;
+        ecore_ev.timestamp = e->timestamp;
+        ecore_ev.modifiers = EcoreInputModifierToEcoreIMFModifier ( e->modifiers );
+        ecore_ev.locks     = (Ecore_IMF_Keyboard_Locks) ECORE_IMF_KEYBOARD_LOCK_NONE;
+
+        if (ecore_imf_context_filter_event(tizen_keyboard.imf_context,
+                                           ECORE_IMF_EVENT_KEY_DOWN,
+                                           (Ecore_IMF_Event *)&ecore_ev)) {
+            return ECORE_CALLBACK_PASS_ON;
+        }
+    }
+
+    if (SDL_GetEventState(SDL_TEXTINPUT)) {
+        if (!strcmp(e->key, "BackSpace")) {
+            scancode = SDL_GetScancodeFromName(e->key);
+            SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+        }
+        else if (!strcmp(e->key, "Delete") ||
+            (!strcmp(e->key, "KP_Delete") && !e->string)) {
+            scancode = SDL_GetScancodeFromName(e->key);
+            SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+        }
+        else if ((!strcmp(e->key, "Return")) || (!strcmp(e->key, "KP_Enter"))) {
+            scancode = SDL_GetScancodeFromName(e->key);
+            SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+        }
+        else if (e->string) {
+            SDL_SendKeyboardText(e->string);
+        }
+        else {
+            scancode = TranslateKeycode(e->keycode);
+            SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+        }
+    } else {
+        scancode = TranslateKeycode(e->keycode);
+        SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+    }
 
     return ECORE_CALLBACK_PASS_ON;
 }

diff --git a/src/video/tizen/SDL_tizenkeyboard.c b/src/video/tizen/SDL_tizenkeyboard.c
index cc55b93..9c48a6a 100755 (executable)
--- a/src/video/tizen/SDL_tizenkeyboard.c
+++ b/src/video/tizen/SDL_tizenkeyboard.c
@@ -29,7 +29,7 @@
 /*
     Tizen Keyboard
 */
-static TizenKeyboard tizen_keyboard;
+TizenKeyboard tizen_keyboard;
 
 void
 _ecore_imf_event_commit_cb(void *data, Ecore_IMF_Context *ctx EINA_UNUSED, void *event_info)
@@ -41,6 +41,21 @@ _ecore_imf_event_commit_cb(void *data, Ecore_IMF_Context *ctx EINA_UNUSED, void
 }
 
 void
+_ecore_imf_event_preedit_changed_cb(void *data, Ecore_IMF_Context *ctx, void *event_info EINA_UNUSED)
+{
+    char *preedit_string;
+    int cursor_pos;
+    Ecore_IMF_Context *imf_context = ctx;
+
+    // get preedit string and attributes
+    ecore_imf_context_preedit_string_with_attributes_get(imf_context, &preedit_string, NULL, &cursor_pos);
+    SDL_Log("preedit string : %s, %d", preedit_string, cursor_pos);
+
+    SDL_SendEditingText(preedit_string, 0, cursor_pos);
+    free(preedit_string);
+}
+
+void
 _ecore_imf_event_state_change_cb(void *data, Ecore_IMF_Context *ctx EINA_UNUSED, int value)
 {
     //ECORE_IMF_INPUT_PANEL_STATE_SHOW : 0
@@ -82,6 +97,9 @@ void Tizen_InitKeyboard(_THIS)
     ecore_imf_context_client_window_set(tizen_keyboard.imf_context, (void*)wind->id);
 
     ecore_imf_context_event_callback_add(tizen_keyboard.imf_context, ECORE_IMF_CALLBACK_COMMIT , _ecore_imf_event_commit_cb, NULL);
+
+    ecore_imf_context_event_callback_add(tizen_keyboard.imf_context, ECORE_IMF_CALLBACK_PREEDIT_CHANGED, _ecore_imf_event_preedit_changed_cb, NULL);
+
     ecore_imf_context_input_panel_event_callback_add (tizen_keyboard.imf_context, ECORE_IMF_INPUT_PANEL_STATE_EVENT, _ecore_imf_event_state_change_cb, NULL);
 
     ecore_imf_context_cursor_position_set(tizen_keyboard.imf_context, 0);