+ case GDK_BackSpace:
+ key_code = WXK_BACK;
+ break;
+
+ case GDK_ISO_Left_Tab:
+ case GDK_Tab:
+ key_code = WXK_TAB;
+ break;
+
+ case GDK_Linefeed:
+ case GDK_Return:
+ key_code = WXK_RETURN;
+ break;
+
+ case GDK_Clear:
+ key_code = WXK_CLEAR;
+ break;
+
+ case GDK_Pause:
+ key_code = WXK_PAUSE;
+ break;
+
+ case GDK_Select:
+ key_code = WXK_SELECT;
+ break;
+
+ case GDK_Print:
+ key_code = WXK_PRINT;
+ break;
+
+ case GDK_Execute:
+ key_code = WXK_EXECUTE;
+ break;
+
+ case GDK_Escape:
+ key_code = WXK_ESCAPE;
+ break;
+
+ // cursor and other extended keyboard keys
+ case GDK_Delete:
+ key_code = WXK_DELETE;
+ break;
+
+ case GDK_Home:
+ key_code = WXK_HOME;
+ break;
+
+ case GDK_Left:
+ key_code = WXK_LEFT;
+ break;
+
+ case GDK_Up:
+ key_code = WXK_UP;
+ break;
+
+ case GDK_Right:
+ key_code = WXK_RIGHT;
+ break;
+
+ case GDK_Down:
+ key_code = WXK_DOWN;
+ break;
+
+ case GDK_Prior: // == GDK_Page_Up
+ key_code = WXK_PRIOR;
+ break;
+
+ case GDK_Next: // == GDK_Page_Down
+ key_code = WXK_NEXT;
+ break;
+
+ case GDK_End:
+ key_code = WXK_END;
+ break;
+
+ case GDK_Begin:
+ key_code = WXK_HOME;
+ break;
+
+ case GDK_Insert:
+ key_code = WXK_INSERT;
+ break;
+
+
+ // numpad keys
+ case GDK_KP_0:
+ case GDK_KP_1:
+ case GDK_KP_2:
+ case GDK_KP_3:
+ case GDK_KP_4:
+ case GDK_KP_5:
+ case GDK_KP_6:
+ case GDK_KP_7:
+ case GDK_KP_8:
+ case GDK_KP_9:
+ key_code = (isChar ? '0' : WXK_NUMPAD0) + keysym - GDK_KP_0;
+ break;
+
+ case GDK_KP_Space:
+ key_code = isChar ? ' ' : WXK_NUMPAD_SPACE;
+ break;
+
+ case GDK_KP_Tab:
+ key_code = isChar ? WXK_TAB : WXK_NUMPAD_TAB;
+ break;
+
+ case GDK_KP_Enter:
+ key_code = isChar ? WXK_RETURN : WXK_NUMPAD_ENTER;
+ break;
+
+ case GDK_KP_F1:
+ key_code = isChar ? WXK_F1 : WXK_NUMPAD_F1;
+ break;
+
+ case GDK_KP_F2:
+ key_code = isChar ? WXK_F2 : WXK_NUMPAD_F2;
+ break;
+
+ case GDK_KP_F3:
+ key_code = isChar ? WXK_F3 : WXK_NUMPAD_F3;
+ break;
+
+ case GDK_KP_F4:
+ key_code = isChar ? WXK_F4 : WXK_NUMPAD_F4;
+ break;
+
+ case GDK_KP_Home:
+ key_code = isChar ? WXK_HOME : WXK_NUMPAD_HOME;
+ break;
+
+ case GDK_KP_Left:
+ key_code = isChar ? WXK_LEFT : WXK_NUMPAD_LEFT;
+ break;
+
+ case GDK_KP_Up:
+ key_code = isChar ? WXK_UP : WXK_NUMPAD_UP;
+ break;
+
+ case GDK_KP_Right:
+ key_code = isChar ? WXK_RIGHT : WXK_NUMPAD_RIGHT;
+ break;
+
+ case GDK_KP_Down:
+ key_code = isChar ? WXK_DOWN : WXK_NUMPAD_DOWN;
+ break;
+
+ case GDK_KP_Prior: // == GDK_KP_Page_Up
+ key_code = isChar ? WXK_PRIOR : WXK_NUMPAD_PRIOR;
+ break;
+
+ case GDK_KP_Next: // == GDK_KP_Page_Down
+ key_code = isChar ? WXK_NEXT : WXK_NUMPAD_NEXT;
+ break;
+
+ case GDK_KP_End:
+ key_code = isChar ? WXK_END : WXK_NUMPAD_END;
+ break;
+
+ case GDK_KP_Begin:
+ key_code = isChar ? WXK_HOME : WXK_NUMPAD_BEGIN;
+ break;
+
+ case GDK_KP_Insert:
+ key_code = isChar ? WXK_INSERT : WXK_NUMPAD_INSERT;
+ break;
+
+ case GDK_KP_Delete:
+ key_code = isChar ? WXK_DELETE : WXK_NUMPAD_DELETE;
+ break;
+
+ case GDK_KP_Equal:
+ key_code = isChar ? '=' : WXK_NUMPAD_EQUAL;
+ break;
+
+ case GDK_KP_Multiply:
+ key_code = isChar ? '*' : WXK_NUMPAD_MULTIPLY;
+ break;
+
+ case GDK_KP_Add:
+ key_code = isChar ? '+' : WXK_NUMPAD_ADD;
+ break;
+
+ case GDK_KP_Separator:
+ // FIXME: what is this?
+ key_code = isChar ? '.' : WXK_NUMPAD_SEPARATOR;
+ break;
+
+ case GDK_KP_Subtract:
+ key_code = isChar ? '-' : WXK_NUMPAD_SUBTRACT;
+ break;
+
+ case GDK_KP_Decimal:
+ key_code = isChar ? '.' : WXK_NUMPAD_DECIMAL;
+ break;
+
+ case GDK_KP_Divide:
+ key_code = isChar ? '/' : WXK_NUMPAD_DIVIDE;
+ break;
+
+
+ // function keys
+ case GDK_F1:
+ case GDK_F2:
+ case GDK_F3:
+ case GDK_F4:
+ case GDK_F5:
+ case GDK_F6:
+ case GDK_F7:
+ case GDK_F8:
+ case GDK_F9:
+ case GDK_F10:
+ case GDK_F11:
+ case GDK_F12:
+ key_code = WXK_F1 + keysym - GDK_F1;
+ break;
+
+ default:
+ key_code = 0;
+ }
+
+ return key_code;
+}
+
+static inline bool wxIsAsciiKeysym(KeySym ks)
+{
+ return ks < 256;
+}
+
+static bool
+wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
+ wxWindowGTK *win,
+ GdkEventKey *gdk_event)
+{
+ // VZ: it seems that GDK_KEY_RELEASE event doesn't set event->string
+ // but only event->keyval which is quite useless to us, so remember
+ // the last character from GDK_KEY_PRESS and reuse it as last resort
+ //
+ // NB: should be MT-safe as we're always called from the main thread only
+ static struct
+ {
+ KeySym keysym;
+ long keycode;
+ } s_lastKeyPress = { 0, 0 };
+
+ KeySym keysym = gdk_event->keyval;
+
+ wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %d"),
+ event.GetEventType() == wxEVT_KEY_UP ? _T("release")
+ : _T("press"),
+ keysym);
+
+ long key_code = wxTranslateKeySymToWXKey(keysym, FALSE /* !isChar */);
+
+ if ( !key_code )
+ {
+ // do we have the translation or is it a plain ASCII character?
+ if ( (gdk_event->length == 1) || wxIsAsciiKeysym(keysym) )
+ {
+ // we should use keysym if it is ASCII as X does some translations
+ // like "I pressed while Control is down" => "Ctrl-I" == "TAB"
+ // which we don't want here (but which we do use for OnChar())
+ if ( !wxIsAsciiKeysym(keysym) )
+ {
+ keysym = (KeySym)gdk_event->string[0];
+ }
+
+ // we want to always get the same key code when the same key is
+ // pressed regardless of the state of the modifies, i.e. on a
+ // standard US keyboard pressing '5' or '%' ('5' key with
+ // Shift) should result in the same key code in OnKeyDown():
+ // '5' (although OnChar() will get either '5' or '%').
+ //
+ // to do it we first translate keysym to keycode (== scan code)
+ // and then back but always using the lower register
+ Display *dpy = (Display *)wxGetDisplay();
+ KeyCode keycode = XKeysymToKeycode(dpy, keysym);
+
+ wxLogTrace(TRACE_KEYS, _T("\t-> keycode %d"), keycode);
+
+ KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);
+
+ // use the normalized, i.e. lower register, keysym if we've
+ // got one
+ key_code = keysymNormalized ? keysymNormalized : keysym;
+
+ // as explained above, we want to have lower register key codes
+ // normally but for the letter keys we want to have the upper ones
+ //
+ // NB: don't use XConvertCase() here, we want to do it for letters
+ // only
+ key_code = toupper(key_code);
+ }
+ else // non ASCII key, what to do?
+ {
+ // by default, ignore it
+ key_code = 0;
+
+ // but if we have cached information from the last KEY_PRESS
+ if ( gdk_event->type == GDK_KEY_RELEASE )
+ {
+ // then reuse it
+ if ( keysym == s_lastKeyPress.keysym )
+ {
+ key_code = s_lastKeyPress.keycode;
+ }
+ }
+ }
+
+ if ( gdk_event->type == GDK_KEY_PRESS )
+ {
+ // remember it to be reused for KEY_UP event later
+ s_lastKeyPress.keysym = keysym;
+ s_lastKeyPress.keycode = key_code;
+ }
+ }
+
+ wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %d"), key_code);
+
+ // sending unknown key events doesn't really make sense
+ if ( !key_code )
+ return FALSE;
+
+ // now fill all the other fields
projects / wxWidgets.git / blobdiff