X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/747106015bfd4f5190bc1c074f95b57994a13a33..c893f25d86ce00a0f5fc0a37a18e41d487a014fb:/src/gtk1/window.cpp diff --git a/src/gtk1/window.cpp b/src/gtk1/window.cpp index 6f4e94d4e7..c823a1b56f 100644 --- a/src/gtk1/window.cpp +++ b/src/gtk1/window.cpp @@ -504,261 +504,7 @@ static void gtk_window_own_draw_callback( GtkWidget *widget, GdkRectangle *WXUNU draw_frame( widget, win ); } -#endif - -//----------------------------------------------------------------------------- -// key code mapping routines -//----------------------------------------------------------------------------- - -static long map_to_unmodified_wx_keysym( GdkEventKey *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-neutral as always called from main thread only - static struct - { - KeySym keysym; - long keycode; - } s_lastKeyPress = { 0, 0 }; - - KeySym keysym = event->keyval; - long key_code; - - switch ( keysym ) - { - case GDK_Shift_L: - case GDK_Shift_R: key_code = WXK_SHIFT; break; - case GDK_Control_L: - case GDK_Control_R: key_code = WXK_CONTROL; break; - case GDK_Meta_L: - case GDK_Meta_R: - case GDK_Alt_L: - case GDK_Alt_R: - case GDK_Super_L: - case GDK_Super_R: key_code = WXK_ALT; break; - case GDK_Menu: key_code = WXK_MENU; break; - case GDK_Help: key_code = WXK_HELP; break; - case GDK_BackSpace: key_code = WXK_BACK; break; - case GDK_ISO_Left_Tab: - case GDK_Tab: key_code = WXK_TAB; break; - case GDK_Linefeed: key_code = WXK_RETURN; break; - case GDK_Clear: key_code = WXK_CLEAR; break; - case GDK_Return: key_code = WXK_RETURN; break; - case GDK_Pause: key_code = WXK_PAUSE; break; - case GDK_Scroll_Lock: key_code = WXK_SCROLL; break; - case GDK_Escape: key_code = WXK_ESCAPE; break; - 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: key_code = WXK_PRIOR; break; -// case GDK_Page_Up: key_code = WXK_PAGEUP; break; - case GDK_Next: key_code = WXK_NEXT; break; -// case GDK_Page_Down: key_code = WXK_PAGEDOWN; break; - case GDK_End: key_code = WXK_END; break; - case GDK_Begin: key_code = WXK_HOME; 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_Insert: key_code = WXK_INSERT; break; - case GDK_Num_Lock: key_code = WXK_NUMLOCK; break; - - case GDK_KP_0: key_code = WXK_NUMPAD0; break; - case GDK_KP_1: key_code = WXK_NUMPAD1; break; - case GDK_KP_2: key_code = WXK_NUMPAD2; break; - case GDK_KP_3: key_code = WXK_NUMPAD3; break; - case GDK_KP_4: key_code = WXK_NUMPAD4; break; - case GDK_KP_5: key_code = WXK_NUMPAD5; break; - case GDK_KP_6: key_code = WXK_NUMPAD6; break; - case GDK_KP_7: key_code = WXK_NUMPAD7; break; - case GDK_KP_8: key_code = WXK_NUMPAD8; break; - case GDK_KP_9: key_code = WXK_NUMPAD9; break; - case GDK_KP_Space: key_code = WXK_NUMPAD_SPACE; break; - case GDK_KP_Tab: key_code = WXK_NUMPAD_TAB; break; - case GDK_KP_Enter: key_code = WXK_NUMPAD_ENTER; break; - case GDK_KP_F1: key_code = WXK_NUMPAD_F1; break; - case GDK_KP_F2: key_code = WXK_NUMPAD_F2; break; - case GDK_KP_F3: key_code = WXK_NUMPAD_F3; break; - case GDK_KP_F4: key_code = WXK_NUMPAD_F4; break; - case GDK_KP_Home: key_code = WXK_NUMPAD_HOME; break; - case GDK_KP_Left: key_code = WXK_NUMPAD_LEFT; break; - case GDK_KP_Up: key_code = WXK_NUMPAD_UP; break; - case GDK_KP_Right: key_code = WXK_NUMPAD_RIGHT; break; - case GDK_KP_Down: key_code = WXK_NUMPAD_DOWN; break; - case GDK_KP_Prior: key_code = WXK_NUMPAD_PRIOR; break; -// case GDK_KP_Page_Up: key_code = WXK_NUMPAD_PAGEUP; break; - case GDK_KP_Next: key_code = WXK_NUMPAD_NEXT; break; -// case GDK_KP_Page_Down: key_code = WXK_NUMPAD_PAGEDOWN; break; - case GDK_KP_End: key_code = WXK_NUMPAD_END; break; - case GDK_KP_Begin: key_code = WXK_NUMPAD_BEGIN; break; - case GDK_KP_Insert: key_code = WXK_NUMPAD_INSERT; break; - case GDK_KP_Delete: key_code = WXK_NUMPAD_DELETE; break; - case GDK_KP_Equal: key_code = WXK_NUMPAD_EQUAL; break; - case GDK_KP_Multiply: key_code = WXK_NUMPAD_MULTIPLY; break; - case GDK_KP_Add: key_code = WXK_NUMPAD_ADD; break; - case GDK_KP_Separator: key_code = WXK_NUMPAD_SEPARATOR; break; - case GDK_KP_Subtract: key_code = WXK_NUMPAD_SUBTRACT; break; - case GDK_KP_Decimal: key_code = WXK_NUMPAD_DECIMAL; break; - case GDK_KP_Divide: key_code = WXK_NUMPAD_DIVIDE; break; - - case GDK_F1: key_code = WXK_F1; break; - case GDK_F2: key_code = WXK_F2; break; - case GDK_F3: key_code = WXK_F3; break; - case GDK_F4: key_code = WXK_F4; break; - case GDK_F5: key_code = WXK_F5; break; - case GDK_F6: key_code = WXK_F6; break; - case GDK_F7: key_code = WXK_F7; break; - case GDK_F8: key_code = WXK_F8; break; - case GDK_F9: key_code = WXK_F9; break; - case GDK_F10: key_code = WXK_F10; break; - case GDK_F11: key_code = WXK_F11; break; - case GDK_F12: key_code = WXK_F12; break; - default: - { - // do we have the translation? - if ( event->length == 1 ) - { - keysym = (KeySym)event->string[0]; - } - else if ( (keysym & 0xFF) != keysym ) - { - // non ASCII key, what to do? - - if ( event->type == GDK_KEY_RELEASE ) - { - // reuse the one from the last keypress if any - if ( keysym == s_lastKeyPress.keysym ) - { - key_code = s_lastKeyPress.keycode; - - // skip "return 0" - break; - } - } - - // ignore this one, we don't know it - return 0; - } - //else: ASCII key, ok - - guint upper = gdk_keyval_to_upper( (guint)keysym ); - key_code = upper ? upper : keysym; - - if ( event->type == GDK_KEY_PRESS ) - { - // remember it to be reused below later - s_lastKeyPress.keysym = keysym; - s_lastKeyPress.keycode = key_code; - } - } - } - - return key_code; -} - -static long map_to_wx_keysym( GdkEventKey *event ) -{ - KeySym keysym = event->keyval; - guint key_code = 0; - - switch (keysym) - { - case GDK_Menu: key_code = WXK_MENU; break; - case GDK_Help: key_code = WXK_HELP; break; - case GDK_BackSpace: key_code = WXK_BACK; break; - case GDK_ISO_Left_Tab: - case GDK_Tab: key_code = WXK_TAB; break; - case GDK_Linefeed: key_code = WXK_RETURN; break; - case GDK_Clear: key_code = WXK_CLEAR; break; - case GDK_Return: key_code = WXK_RETURN; break; - case GDK_Pause: key_code = WXK_PAUSE; break; - case GDK_Scroll_Lock: key_code = WXK_SCROLL; break; - case GDK_Escape: key_code = WXK_ESCAPE; break; - 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: key_code = WXK_PRIOR; break; -// case GDK_Page_Up: key_code = WXK_PAGEUP; break; - case GDK_Next: key_code = WXK_NEXT; break; -// case GDK_Page_Down: key_code = WXK_PAGEDOWN; break; - case GDK_End: key_code = WXK_END; break; - case GDK_Begin: key_code = WXK_HOME; 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_Insert: key_code = WXK_INSERT; break; - case GDK_Num_Lock: key_code = WXK_NUMLOCK; break; - - case GDK_KP_0: key_code = '0'; break; - case GDK_KP_1: key_code = '1'; break; - case GDK_KP_2: key_code = '2'; break; - case GDK_KP_3: key_code = '3'; break; - case GDK_KP_4: key_code = '4'; break; - case GDK_KP_5: key_code = '5'; break; - case GDK_KP_6: key_code = '6'; break; - case GDK_KP_7: key_code = '7'; break; - case GDK_KP_8: key_code = '8'; break; - case GDK_KP_9: key_code = '9'; break; - case GDK_KP_Space: key_code = ' '; break; - case GDK_KP_Tab: key_code = WXK_TAB; break; /* or '\t' ??? */ - case GDK_KP_Enter: key_code = WXK_RETURN; break; /* or '\r' ??? */ - case GDK_KP_F1: key_code = WXK_NUMPAD_F1; break; - case GDK_KP_F2: key_code = WXK_NUMPAD_F2; break; - case GDK_KP_F3: key_code = WXK_NUMPAD_F3; break; - case GDK_KP_F4: key_code = WXK_NUMPAD_F4; break; - case GDK_KP_Home: key_code = WXK_HOME; break; - case GDK_KP_Left: key_code = WXK_LEFT; break; - case GDK_KP_Up: key_code = WXK_UP; break; - case GDK_KP_Right: key_code = WXK_RIGHT; break; - case GDK_KP_Down: key_code = WXK_DOWN; break; - case GDK_KP_Prior: key_code = WXK_PRIOR; break; -// case GDK_KP_Page_Up: key_code = WXK_PAGEUP; break; - case GDK_KP_Next: key_code = WXK_NEXT; break; -// case GDK_KP_Page_Down: key_code = WXK_PAGEDOWN; break; - case GDK_KP_End: key_code = WXK_END; break; - case GDK_KP_Begin: key_code = WXK_HOME; break; - case GDK_KP_Insert: key_code = WXK_INSERT; break; - case GDK_KP_Delete: key_code = WXK_DELETE; break; - case GDK_KP_Equal: key_code = '='; break; - case GDK_KP_Multiply: key_code = '*'; break; - case GDK_KP_Add: key_code = '+'; break; - case GDK_KP_Separator: key_code = ','; break; - case GDK_KP_Subtract: key_code = '-'; break; - case GDK_KP_Decimal: key_code = '.'; break; - case GDK_KP_Divide: key_code = '/'; break; - - case GDK_F1: key_code = WXK_F1; break; - case GDK_F2: key_code = WXK_F2; break; - case GDK_F3: key_code = WXK_F3; break; - case GDK_F4: key_code = WXK_F4; break; - case GDK_F5: key_code = WXK_F5; break; - case GDK_F6: key_code = WXK_F6; break; - case GDK_F7: key_code = WXK_F7; break; - case GDK_F8: key_code = WXK_F8; break; - case GDK_F9: key_code = WXK_F9; break; - case GDK_F10: key_code = WXK_F10; break; - case GDK_F11: key_code = WXK_F11; break; - case GDK_F12: key_code = WXK_F12; break; - default: - if (event->length == 1) - { - key_code = (unsigned char)*event->string; - } - else if ((keysym & 0xFF) == keysym) - { - key_code = (guint)keysym; - } - } - - return key_code; -} +#endif // GTK+ < 2.0 //----------------------------------------------------------------------------- // "size_request" of m_widget @@ -964,22 +710,383 @@ static void gtk_window_draw_callback( GtkWidget *widget, // set WXTRACE to this to see the key event codes on the console #define TRACE_KEYS _T("keyevent") +// translates an X key symbol to WXK_XXX value +// +// if isChar is true it means that the value returned will be used for EVT_CHAR +// event and then we choose the logical WXK_XXX, i.e. '/' for GDK_KP_Divide, +// for example, while if it is false it means that the value is going to be +// used for KEY_DOWN/UP events and then we translate GDK_KP_Divide to +// WXK_NUMPAD_DIVIDE +static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar) +{ + long key_code; + + switch ( keysym ) + { + // Shift, Control and Alt don't generate the CHAR events at all + case GDK_Shift_L: + case GDK_Shift_R: + key_code = isChar ? 0 : WXK_SHIFT; + break; + case GDK_Control_L: + case GDK_Control_R: + key_code = isChar ? 0 : WXK_CONTROL; + break; + case GDK_Meta_L: + case GDK_Meta_R: + case GDK_Alt_L: + case GDK_Alt_R: + case GDK_Super_L: + case GDK_Super_R: + key_code = isChar ? 0 : WXK_ALT; + break; + + // neither do the toggle modifies + case GDK_Scroll_Lock: + key_code = isChar ? 0 : WXK_SCROLL; + break; + + case GDK_Caps_Lock: + key_code = isChar ? 0 : WXK_CAPITAL; + break; + + case GDK_Num_Lock: + key_code = isChar ? 0 : WXK_NUMLOCK; + break; + + + // various other special keys + case GDK_Menu: + key_code = WXK_MENU; + break; + + case GDK_Help: + key_code = WXK_HELP; + break; + + 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) { - long key_code = map_to_unmodified_wx_keysym( 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: %d => %ld"), + wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %d"), event.GetEventType() == wxEVT_KEY_UP ? _T("release") : _T("press"), - gdk_event->keyval, key_code); + 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 == 0) + if ( !key_code ) return FALSE; + // now fill all the other fields int x = 0; int y = 0; GdkModifierType state; @@ -1011,13 +1118,15 @@ static gint gtk_window_key_press_callback( GtkWidget *widget, if (g_isIdle) wxapp_install_idle_handler(); - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; + if (!win->m_hasVMT) + return FALSE; + if (g_blockEventsOnDrag) + return FALSE; wxKeyEvent event( wxEVT_KEY_DOWN ); if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) ) { - // unknown key pressed, ignore (the event would be useless anyhow + // unknown key pressed, ignore (the event would be useless anyhow) return FALSE; } @@ -1047,7 +1156,20 @@ static gint gtk_window_key_press_callback( GtkWidget *widget, will only be sent if it is not in an accelerator table. */ if ( !ret ) { - long key_code = map_to_wx_keysym( gdk_event ); + KeySym keysym = gdk_event->keyval; + long key_code = wxTranslateKeySymToWXKey(keysym, TRUE /* isChar */); + if ( !key_code ) + { + if ( gdk_event->length == 1 ) + { + key_code = (unsigned char)gdk_event->string[0]; + } + else if ( wxIsAsciiKeysym(keysym) ) + { + // ASCII key + key_code = (unsigned char)keysym; + } + } if ( key_code ) {