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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* The Original Code mozilla.org code.
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* The Initial Developer of the Original Code Christopher Blizzard
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* <blizzard@mozilla.org>. Portions created by the Initial Developer
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* are Copyright (C) 2001 the Initial Developer. All Rights Reserved.
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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* ***** END LICENSE BLOCK ***** */
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#include <gdk/gdkkeysyms.h>
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#include <gdk/gdkevents.h>
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#include "nsGUIEvent.h"
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#include "keysym2ucs.h"
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struct nsKeyConverter {
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int vkCode; // Platform independent key code
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int keysym; // GDK keysym key code
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// Netscape keycodes are defined in widget/public/nsGUIEvent.h
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// GTK keycodes are defined in <gdk/gdkkeysyms.h>
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struct nsKeyConverter nsKeycodes[] = {
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{ NS_VK_CANCEL, GDK_Cancel },
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{ NS_VK_BACK, GDK_BackSpace },
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{ NS_VK_TAB, GDK_Tab },
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{ NS_VK_TAB, GDK_ISO_Left_Tab },
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{ NS_VK_CLEAR, GDK_Clear },
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{ NS_VK_RETURN, GDK_Return },
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{ NS_VK_SHIFT, GDK_Shift_L },
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{ NS_VK_SHIFT, GDK_Shift_R },
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{ NS_VK_CONTROL, GDK_Control_L },
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{ NS_VK_CONTROL, GDK_Control_R },
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{ NS_VK_ALT, GDK_Alt_L },
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{ NS_VK_ALT, GDK_Alt_R },
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{ NS_VK_META, GDK_Meta_L },
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{ NS_VK_META, GDK_Meta_R },
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{ NS_VK_PAUSE, GDK_Pause },
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{ NS_VK_CAPS_LOCK, GDK_Caps_Lock },
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{ NS_VK_ESCAPE, GDK_Escape },
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{ NS_VK_SPACE, GDK_space },
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{ NS_VK_PAGE_UP, GDK_Page_Up },
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{ NS_VK_PAGE_DOWN, GDK_Page_Down },
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{ NS_VK_END, GDK_End },
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{ NS_VK_HOME, GDK_Home },
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{ NS_VK_LEFT, GDK_Left },
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{ NS_VK_RIGHT, GDK_Right },
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{ NS_VK_DOWN, GDK_Down },
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{ NS_VK_PRINTSCREEN, GDK_Print },
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{ NS_VK_INSERT, GDK_Insert },
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{ NS_VK_DELETE, GDK_Delete },
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{ NS_VK_LEFT, GDK_KP_Left },
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{ NS_VK_RIGHT, GDK_KP_Right },
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{ NS_VK_UP, GDK_KP_Up },
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{ NS_VK_DOWN, GDK_KP_Down },
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{ NS_VK_PAGE_UP, GDK_KP_Page_Up },
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// Not sure what these are
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//{ NS_VK_, GDK_KP_Prior },
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//{ NS_VK_, GDK_KP_Next },
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// GDK_KP_Begin is the 5 on the non-numlock keypad
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//{ NS_VK_, GDK_KP_Begin },
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{ NS_VK_PAGE_DOWN, GDK_KP_Page_Down },
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{ NS_VK_HOME, GDK_KP_Home },
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{ NS_VK_END, GDK_KP_End },
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{ NS_VK_INSERT, GDK_KP_Insert },
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{ NS_VK_DELETE, GDK_KP_Delete },
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{ NS_VK_MULTIPLY, GDK_KP_Multiply },
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{ NS_VK_ADD, GDK_KP_Add },
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{ NS_VK_SEPARATOR, GDK_KP_Separator },
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{ NS_VK_SUBTRACT, GDK_KP_Subtract },
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{ NS_VK_DECIMAL, GDK_KP_Decimal },
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{ NS_VK_DIVIDE, GDK_KP_Divide },
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{ NS_VK_RETURN, GDK_KP_Enter },
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{ NS_VK_COMMA, GDK_comma },
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{ NS_VK_PERIOD, GDK_period },
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{ NS_VK_SLASH, GDK_slash },
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{ NS_VK_BACK_SLASH, GDK_backslash },
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{ NS_VK_BACK_QUOTE, GDK_grave },
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{ NS_VK_OPEN_BRACKET, GDK_bracketleft },
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{ NS_VK_CLOSE_BRACKET, GDK_bracketright },
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{ NS_VK_SEMICOLON, GDK_colon },
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{ NS_VK_QUOTE, GDK_apostrophe },
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// context menu key, keysym 0xff67, typically keycode 117 on 105-key (Microsoft)
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// x86 keyboards, located between right 'Windows' key and right Ctrl key
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{ NS_VK_CONTEXT_MENU, GDK_Menu },
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// NS doesn't have dash or equals distinct from the numeric keypad ones,
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// so we'll use those for now. See bug 17008:
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{ NS_VK_SUBTRACT, GDK_minus },
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{ NS_VK_EQUALS, GDK_equal },
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// Some shifted keys, see bug 15463 as well as 17008.
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// These should be subject to different keyboard mappings.
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{ NS_VK_QUOTE, GDK_quotedbl },
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{ NS_VK_OPEN_BRACKET, GDK_braceleft },
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{ NS_VK_CLOSE_BRACKET, GDK_braceright },
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{ NS_VK_BACK_SLASH, GDK_bar },
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{ NS_VK_SEMICOLON, GDK_semicolon },
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{ NS_VK_BACK_QUOTE, GDK_asciitilde },
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{ NS_VK_COMMA, GDK_less },
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{ NS_VK_PERIOD, GDK_greater },
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{ NS_VK_SLASH, GDK_question },
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{ NS_VK_1, GDK_exclam },
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{ NS_VK_3, GDK_numbersign },
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{ NS_VK_4, GDK_dollar },
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{ NS_VK_5, GDK_percent },
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{ NS_VK_6, GDK_asciicircum },
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{ NS_VK_7, GDK_ampersand },
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{ NS_VK_8, GDK_asterisk },
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{ NS_VK_9, GDK_parenleft },
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{ NS_VK_0, GDK_parenright },
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{ NS_VK_SUBTRACT, GDK_underscore },
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{ NS_VK_EQUALS, GDK_plus }
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#define IS_XSUN_XSERVER(dpy) \
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(strstr(XServerVendor(dpy), "Sun Microsystems") != NULL)
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// map Sun Keyboard special keysyms on to NS_VK keys
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struct nsKeyConverter nsSunKeycodes[] = {
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{NS_VK_ESCAPE, GDK_F11 }, //bug 57262, Sun Stop key generates F11 keysym
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{NS_VK_F1, GDK_Help }, //Mapping Help key to F1
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{NS_VK_F11, 0x1005ff10 }, //Sun F11 key generates SunF36(0x1005ff10) keysym
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{NS_VK_F12, 0x1005ff11 }, //Sun F12 key generates SunF37(0x1005ff11) keysym
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{NS_VK_PAGE_UP, GDK_F29 }, //KP_Prior
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{NS_VK_PAGE_DOWN, GDK_F35 }, //KP_Next
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{NS_VK_HOME, GDK_F27 }, //KP_Home
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{NS_VK_END, GDK_F33 }, //KP_End
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GdkKeyCodeToDOMKeyCode(int aKeysym)
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// First, try to handle alphanumeric input, not listed in nsKeycodes:
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// most likely, more letters will be getting typed in than things in
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// the key list, so we will look through these first.
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// since X has different key symbols for upper and lowercase letters and
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// mozilla does not, convert gdk's to mozilla's
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if (aKeysym >= GDK_a && aKeysym <= GDK_z)
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return aKeysym - GDK_a + NS_VK_A;
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if (aKeysym >= GDK_A && aKeysym <= GDK_Z)
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return aKeysym - GDK_A + NS_VK_A;
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if (aKeysym >= GDK_0 && aKeysym <= GDK_9)
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return aKeysym - GDK_0 + NS_VK_0;
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if (aKeysym >= GDK_KP_0 && aKeysym <= GDK_KP_9)
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return aKeysym - GDK_KP_0 + NS_VK_NUMPAD0;
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// map Sun Keyboard special keysyms
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if (IS_XSUN_XSERVER(GDK_DISPLAY())) {
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length = sizeof(nsSunKeycodes) / sizeof(struct nsKeyConverter);
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for (i = 0; i < length; i++) {
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if (nsSunKeycodes[i].keysym == aKeysym)
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return(nsSunKeycodes[i].vkCode);
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length = sizeof(nsKeycodes) / sizeof(struct nsKeyConverter);
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for (i = 0; i < length; i++) {
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if (nsKeycodes[i].keysym == aKeysym)
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return(nsKeycodes[i].vkCode);
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if (aKeysym >= GDK_F1 && aKeysym <= GDK_F24)
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return aKeysym - GDK_F1 + NS_VK_F1;
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DOMKeyCodeToGdkKeyCode(PRUint32 aKeysym)
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// First, try to handle alphanumeric input, not listed in nsKeycodes:
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// most likely, more letters will be getting typed in than things in
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// the key list, so we will look through these first.
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if (aKeysym >= NS_VK_A && aKeysym <= NS_VK_Z)
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// gdk and DOM both use the ASCII codes for these keys.
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if (aKeysym >= NS_VK_0 && aKeysym <= NS_VK_9)
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// gdk and DOM both use the ASCII codes for these keys.
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return aKeysym - GDK_0 + NS_VK_0;
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if (aKeysym >= NS_VK_NUMPAD0 && aKeysym <= NS_VK_NUMPAD9)
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return aKeysym - NS_VK_NUMPAD0 + GDK_KP_0;
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length = NS_ARRAY_LENGTH(nsKeycodes);
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for (i = 0; i < length; ++i) {
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if (nsKeycodes[i].vkCode == aKeysym) {
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return nsKeycodes[i].keysym;
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if (aKeysym >= NS_VK_F1 && aKeysym <= NS_VK_F9)
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return aKeysym - NS_VK_F1 + GDK_F1;
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// Convert gdk key event keyvals to char codes if printable, 0 otherwise
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PRUint32 nsConvertCharCodeToUnicode(GdkEventKey* aEvent)
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// Anything above 0xf000 is considered a non-printable
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// Exception: directly encoded UCS characters
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if (aEvent->keyval > 0xf000 && (aEvent->keyval & 0xff000000) != 0x01000000) {
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// Keypad keys are an exception: they return a value different
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// from their non-keypad equivalents, but mozilla doesn't distinguish.
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switch (aEvent->keyval)
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case GDK_KP_Multiply:
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case GDK_KP_Separator:
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case GDK_KP_Subtract:
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// we're supposedly printable, let's try to convert
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long ucs = keysym2ucs(aEvent->keyval);
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if ((ucs != -1) && (ucs < 0x10000))
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// I guess we couldn't convert