938 lines
24 KiB
C
938 lines
24 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2000 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include <ctype.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <limits.h>
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#include <errno.h>
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#include "gdk.h"
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#include "gdkprivate-win32.h"
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#include "gdkinternals.h"
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#include "gdkkeysyms.h"
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#include "gdkkeysprivate.h"
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#include "gdkwin32keys.h"
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#include "config.h"
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struct _GdkWin32KeymapClass
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{
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GdkKeymapClass parent_class;
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};
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struct _GdkWin32Keymap
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{
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GdkKeymap parent_instance;
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};
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G_DEFINE_TYPE (GdkWin32Keymap, gdk_win32_keymap, GDK_TYPE_KEYMAP)
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static void
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gdk_win32_keymap_init (GdkWin32Keymap *keymap)
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{
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}
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guint _gdk_keymap_serial = 0;
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gboolean _gdk_keyboard_has_altgr = FALSE;
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guint _scancode_rshift = 0;
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static GdkModifierType gdk_shift_modifiers = GDK_SHIFT_MASK;
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static GdkKeymap *default_keymap = NULL;
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static guint *keysym_tab = NULL;
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#ifdef G_ENABLE_DEBUG
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static void
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print_keysym_tab (void)
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{
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gint vk;
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g_print ("keymap:%s%s\n",
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_gdk_keyboard_has_altgr ? " (uses AltGr)" : "",
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(gdk_shift_modifiers & GDK_LOCK_MASK) ? " (has ShiftLock)" : "");
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for (vk = 0; vk < 256; vk++)
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{
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gint state;
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g_print ("%#.02x: ", vk);
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for (state = 0; state < 4; state++)
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{
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gchar *name = gdk_keyval_name (keysym_tab[vk*4 + state]);
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if (name == NULL)
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name = "(none)";
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g_print ("%s ", name);
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}
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g_print ("\n");
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}
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}
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#endif
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static void
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handle_special (guint vk,
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guint *ksymp,
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gint shift)
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{
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switch (vk)
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{
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case VK_CANCEL:
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*ksymp = GDK_KEY_Cancel; break;
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case VK_BACK:
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*ksymp = GDK_KEY_BackSpace; break;
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case VK_TAB:
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if (shift & 0x1)
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*ksymp = GDK_KEY_ISO_Left_Tab;
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else
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*ksymp = GDK_KEY_Tab;
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break;
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case VK_CLEAR:
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*ksymp = GDK_KEY_Clear; break;
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case VK_RETURN:
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*ksymp = GDK_KEY_Return; break;
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case VK_SHIFT:
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case VK_LSHIFT:
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*ksymp = GDK_KEY_Shift_L; break;
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case VK_CONTROL:
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case VK_LCONTROL:
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*ksymp = GDK_KEY_Control_L; break;
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case VK_MENU:
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case VK_LMENU:
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*ksymp = GDK_KEY_Alt_L; break;
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case VK_PAUSE:
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*ksymp = GDK_KEY_Pause; break;
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case VK_ESCAPE:
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*ksymp = GDK_KEY_Escape; break;
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case VK_PRIOR:
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*ksymp = GDK_KEY_Prior; break;
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case VK_NEXT:
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*ksymp = GDK_KEY_Next; break;
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case VK_END:
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*ksymp = GDK_KEY_End; break;
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case VK_HOME:
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*ksymp = GDK_KEY_Home; break;
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case VK_LEFT:
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*ksymp = GDK_KEY_Left; break;
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case VK_UP:
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*ksymp = GDK_KEY_Up; break;
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case VK_RIGHT:
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*ksymp = GDK_KEY_Right; break;
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case VK_DOWN:
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*ksymp = GDK_KEY_Down; break;
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case VK_SELECT:
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*ksymp = GDK_KEY_Select; break;
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case VK_PRINT:
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*ksymp = GDK_KEY_Print; break;
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case VK_EXECUTE:
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*ksymp = GDK_KEY_Execute; break;
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case VK_INSERT:
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*ksymp = GDK_KEY_Insert; break;
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case VK_DELETE:
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*ksymp = GDK_KEY_Delete; break;
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case VK_HELP:
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*ksymp = GDK_KEY_Help; break;
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case VK_LWIN:
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*ksymp = GDK_KEY_Meta_L; break;
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case VK_RWIN:
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*ksymp = GDK_KEY_Meta_R; break;
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case VK_APPS:
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*ksymp = GDK_KEY_Menu; break;
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case VK_MULTIPLY:
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*ksymp = GDK_KEY_KP_Multiply; break;
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case VK_ADD:
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*ksymp = GDK_KEY_KP_Add; break;
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case VK_SEPARATOR:
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*ksymp = GDK_KEY_KP_Separator; break;
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case VK_SUBTRACT:
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*ksymp = GDK_KEY_KP_Subtract; break;
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case VK_DIVIDE:
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*ksymp = GDK_KEY_KP_Divide; break;
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case VK_NUMPAD0:
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*ksymp = GDK_KEY_KP_0; break;
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case VK_NUMPAD1:
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*ksymp = GDK_KEY_KP_1; break;
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case VK_NUMPAD2:
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*ksymp = GDK_KEY_KP_2; break;
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case VK_NUMPAD3:
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*ksymp = GDK_KEY_KP_3; break;
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case VK_NUMPAD4:
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*ksymp = GDK_KEY_KP_4; break;
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case VK_NUMPAD5:
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*ksymp = GDK_KEY_KP_5; break;
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case VK_NUMPAD6:
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*ksymp = GDK_KEY_KP_6; break;
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case VK_NUMPAD7:
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*ksymp = GDK_KEY_KP_7; break;
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case VK_NUMPAD8:
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*ksymp = GDK_KEY_KP_8; break;
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case VK_NUMPAD9:
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*ksymp = GDK_KEY_KP_9; break;
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case VK_F1:
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*ksymp = GDK_KEY_F1; break;
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case VK_F2:
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*ksymp = GDK_KEY_F2; break;
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case VK_F3:
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*ksymp = GDK_KEY_F3; break;
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case VK_F4:
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*ksymp = GDK_KEY_F4; break;
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case VK_F5:
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*ksymp = GDK_KEY_F5; break;
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case VK_F6:
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*ksymp = GDK_KEY_F6; break;
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case VK_F7:
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*ksymp = GDK_KEY_F7; break;
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case VK_F8:
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*ksymp = GDK_KEY_F8; break;
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case VK_F9:
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*ksymp = GDK_KEY_F9; break;
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case VK_F10:
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*ksymp = GDK_KEY_F10; break;
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case VK_F11:
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*ksymp = GDK_KEY_F11; break;
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case VK_F12:
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*ksymp = GDK_KEY_F12; break;
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case VK_F13:
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*ksymp = GDK_KEY_F13; break;
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case VK_F14:
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*ksymp = GDK_KEY_F14; break;
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case VK_F15:
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*ksymp = GDK_KEY_F15; break;
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case VK_F16:
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*ksymp = GDK_KEY_F16; break;
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case VK_F17:
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*ksymp = GDK_KEY_F17; break;
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case VK_F18:
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*ksymp = GDK_KEY_F18; break;
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case VK_F19:
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*ksymp = GDK_KEY_F19; break;
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case VK_F20:
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*ksymp = GDK_KEY_F20; break;
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case VK_F21:
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*ksymp = GDK_KEY_F21; break;
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case VK_F22:
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*ksymp = GDK_KEY_F22; break;
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case VK_F23:
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*ksymp = GDK_KEY_F23; break;
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case VK_F24:
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*ksymp = GDK_KEY_F24; break;
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case VK_NUMLOCK:
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*ksymp = GDK_KEY_Num_Lock; break;
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case VK_SCROLL:
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*ksymp = GDK_KEY_Scroll_Lock; break;
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case VK_RSHIFT:
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*ksymp = GDK_KEY_Shift_R; break;
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case VK_RCONTROL:
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*ksymp = GDK_KEY_Control_R; break;
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case VK_RMENU:
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*ksymp = GDK_KEY_Alt_R; break;
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}
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}
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static void
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set_shift_vks (guchar *key_state,
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gint shift)
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{
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switch (shift)
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{
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case 0:
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key_state[VK_SHIFT] = 0;
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key_state[VK_CONTROL] = key_state[VK_MENU] = 0;
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break;
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case 1:
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key_state[VK_SHIFT] = 0x80;
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key_state[VK_CONTROL] = key_state[VK_MENU] = 0;
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break;
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case 2:
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key_state[VK_SHIFT] = 0;
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key_state[VK_CONTROL] = key_state[VK_MENU] = 0x80;
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break;
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case 3:
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key_state[VK_SHIFT] = 0x80;
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key_state[VK_CONTROL] = key_state[VK_MENU] = 0x80;
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break;
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}
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}
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static void
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reset_after_dead (guchar key_state[256])
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{
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guchar temp_key_state[256];
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wchar_t wcs[2];
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memmove (temp_key_state, key_state, sizeof (key_state));
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temp_key_state[VK_SHIFT] =
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temp_key_state[VK_CONTROL] =
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temp_key_state[VK_MENU] = 0;
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ToUnicodeEx (VK_SPACE, MapVirtualKey (VK_SPACE, 0),
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temp_key_state, wcs, G_N_ELEMENTS (wcs),
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0, _gdk_input_locale);
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}
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static void
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handle_dead (guint keysym,
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guint *ksymp)
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{
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switch (keysym)
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{
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case '"': /* 0x022 */
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*ksymp = GDK_KEY_dead_diaeresis; break;
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case '\'': /* 0x027 */
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*ksymp = GDK_KEY_dead_acute; break;
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case GDK_KEY_asciicircum: /* 0x05e */
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*ksymp = GDK_KEY_dead_circumflex; break;
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case GDK_KEY_grave: /* 0x060 */
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*ksymp = GDK_KEY_dead_grave; break;
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case GDK_KEY_asciitilde: /* 0x07e */
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*ksymp = GDK_KEY_dead_tilde; break;
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case GDK_KEY_diaeresis: /* 0x0a8 */
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*ksymp = GDK_KEY_dead_diaeresis; break;
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case GDK_KEY_degree: /* 0x0b0 */
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*ksymp = GDK_KEY_dead_abovering; break;
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case GDK_KEY_acute: /* 0x0b4 */
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*ksymp = GDK_KEY_dead_acute; break;
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case GDK_KEY_periodcentered: /* 0x0b7 */
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*ksymp = GDK_KEY_dead_abovedot; break;
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case GDK_KEY_cedilla: /* 0x0b8 */
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*ksymp = GDK_KEY_dead_cedilla; break;
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case GDK_KEY_breve: /* 0x1a2 */
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*ksymp = GDK_KEY_dead_breve; break;
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case GDK_KEY_ogonek: /* 0x1b2 */
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*ksymp = GDK_KEY_dead_ogonek; break;
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case GDK_KEY_caron: /* 0x1b7 */
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*ksymp = GDK_KEY_dead_caron; break;
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case GDK_KEY_doubleacute: /* 0x1bd */
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*ksymp = GDK_KEY_dead_doubleacute; break;
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case GDK_KEY_abovedot: /* 0x1ff */
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*ksymp = GDK_KEY_dead_abovedot; break;
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case 0x1000384: /* Greek tonos */
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*ksymp = GDK_KEY_dead_acute; break;
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case GDK_KEY_Greek_accentdieresis: /* 0x7ae */
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*ksymp = GDK_KEY_Greek_accentdieresis; break;
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default:
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/* By default use the keysym as such. This takes care of for
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* instance the dead U+09CD (BENGALI VIRAMA) on the ekushey
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* Bengali layout.
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*/
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*ksymp = keysym; break;
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}
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}
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static void
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update_keymap (void)
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{
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static guint current_serial = 0;
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guchar key_state[256];
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guint scancode;
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guint vk;
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gboolean capslock_tested = FALSE;
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if (keysym_tab != NULL && current_serial == _gdk_keymap_serial)
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return;
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current_serial = _gdk_keymap_serial;
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if (keysym_tab == NULL)
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keysym_tab = g_new (guint, 4*256);
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memset (key_state, 0, sizeof (key_state));
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_gdk_keyboard_has_altgr = FALSE;
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gdk_shift_modifiers = GDK_SHIFT_MASK;
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for (vk = 0; vk < 256; vk++)
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{
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if ((scancode = MapVirtualKey (vk, 0)) == 0 &&
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vk != VK_DIVIDE)
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keysym_tab[vk*4+0] =
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keysym_tab[vk*4+1] =
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keysym_tab[vk*4+2] =
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keysym_tab[vk*4+3] = GDK_KEY_VoidSymbol;
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else
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{
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gint shift;
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if (vk == VK_RSHIFT)
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_scancode_rshift = scancode;
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key_state[vk] = 0x80;
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for (shift = 0; shift < 4; shift++)
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{
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guint *ksymp = keysym_tab + vk*4 + shift;
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set_shift_vks (key_state, shift);
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*ksymp = 0;
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/* First, handle those virtual keys that we always want
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* as special GDK_* keysyms, even if ToAsciiEx might
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* turn some them into a ASCII character (like TAB and
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* ESC).
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*/
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handle_special (vk, ksymp, shift);
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if (*ksymp == 0)
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{
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wchar_t wcs[10];
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gint k;
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wcs[0] = wcs[1] = 0;
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k = ToUnicodeEx (vk, scancode, key_state,
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wcs, G_N_ELEMENTS (wcs),
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0, _gdk_input_locale);
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#if 0
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g_print ("ToUnicodeEx(%#02x, %d: %d): %d, %04x %04x\n",
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vk, scancode, shift, k,
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wcs[0], wcs[1]);
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#endif
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if (k == 1)
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*ksymp = gdk_unicode_to_keyval (wcs[0]);
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else if (k == -1)
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{
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guint keysym = gdk_unicode_to_keyval (wcs[0]);
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/* It is a dead key, and it has been stored in
|
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* the keyboard layout's state by
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* ToAsciiEx()/ToUnicodeEx(). Yes, this is an
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* incredibly silly API! Make the keyboard
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* layout forget it by calling
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* ToAsciiEx()/ToUnicodeEx() once more, with the
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* virtual key code and scancode for the
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* spacebar, without shift or AltGr. Otherwise
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* the next call to ToAsciiEx() with a different
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* key would try to combine with the dead key.
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*/
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reset_after_dead (key_state);
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/* Use dead keysyms instead of "undead" ones */
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handle_dead (keysym, ksymp);
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}
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else if (k == 0)
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{
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/* Seems to be necessary to "reset" the keyboard layout
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* in this case, too. Otherwise problems on NT4.
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*/
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reset_after_dead (key_state);
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}
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else
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{
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#if 0
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GDK_NOTE (EVENTS,
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g_print ("ToUnicodeEx returns %d "
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"for vk:%02x, sc:%02x%s%s\n",
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k, vk, scancode,
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(shift&0x1 ? " shift" : ""),
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(shift&0x2 ? " altgr" : "")));
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#endif
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}
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}
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if (*ksymp == 0)
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*ksymp = GDK_KEY_VoidSymbol;
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}
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key_state[vk] = 0;
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|
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/* Check if keyboard has an AltGr key by checking if
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* the mapping with Control+Alt is different.
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*/
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if (!_gdk_keyboard_has_altgr)
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if ((keysym_tab[vk*4 + 2] != GDK_KEY_VoidSymbol &&
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keysym_tab[vk*4] != keysym_tab[vk*4 + 2]) ||
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(keysym_tab[vk*4 + 3] != GDK_KEY_VoidSymbol &&
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keysym_tab[vk*4 + 1] != keysym_tab[vk*4 + 3]))
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_gdk_keyboard_has_altgr = TRUE;
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if (!capslock_tested)
|
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{
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/* Can we use this virtual key to determine the CapsLock
|
|
* key behaviour: CapsLock or ShiftLock? If it generates
|
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* keysyms for printable characters and has a shifted
|
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* keysym that isn't just the upperacase of the
|
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* unshifted keysym, check the behaviour of VK_CAPITAL.
|
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*/
|
|
if (g_unichar_isgraph (gdk_keyval_to_unicode (keysym_tab[vk*4 + 0])) &&
|
|
keysym_tab[vk*4 + 1] != keysym_tab[vk*4 + 0] &&
|
|
g_unichar_isgraph (gdk_keyval_to_unicode (keysym_tab[vk*4 + 1])) &&
|
|
keysym_tab[vk*4 + 1] != gdk_keyval_to_upper (keysym_tab[vk*4 + 0]))
|
|
{
|
|
guchar chars[2];
|
|
|
|
capslock_tested = TRUE;
|
|
|
|
key_state[VK_SHIFT] = 0;
|
|
key_state[VK_CONTROL] = key_state[VK_MENU] = 0;
|
|
key_state[VK_CAPITAL] = 1;
|
|
|
|
if (ToAsciiEx (vk, scancode, key_state,
|
|
(LPWORD) chars, 0, _gdk_input_locale) == 1)
|
|
{
|
|
if (chars[0] >= GDK_KEY_space &&
|
|
chars[0] <= GDK_KEY_asciitilde &&
|
|
chars[0] == keysym_tab[vk*4 + 1])
|
|
{
|
|
/* CapsLock acts as ShiftLock */
|
|
gdk_shift_modifiers |= GDK_LOCK_MASK;
|
|
}
|
|
}
|
|
key_state[VK_CAPITAL] = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
GDK_NOTE (EVENTS, print_keysym_tab ());
|
|
}
|
|
|
|
GdkKeymap*
|
|
_gdk_win32_display_get_keymap (GdkDisplay *display)
|
|
{
|
|
g_return_val_if_fail (display == gdk_display_get_default (), NULL);
|
|
|
|
if (default_keymap == NULL)
|
|
default_keymap = g_object_new (gdk_win32_keymap_get_type (), NULL);
|
|
|
|
return default_keymap;
|
|
}
|
|
|
|
static PangoDirection
|
|
gdk_win32_keymap_get_direction (GdkKeymap *keymap)
|
|
{
|
|
update_keymap ();
|
|
|
|
switch (PRIMARYLANGID (LOWORD ((DWORD) (gintptr) _gdk_input_locale)))
|
|
{
|
|
case LANG_HEBREW:
|
|
case LANG_ARABIC:
|
|
#ifdef LANG_URDU
|
|
case LANG_URDU:
|
|
#endif
|
|
case LANG_FARSI:
|
|
/* Others? */
|
|
return PANGO_DIRECTION_RTL;
|
|
|
|
default:
|
|
return PANGO_DIRECTION_LTR;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_have_bidi_layouts (GdkKeymap *keymap)
|
|
{
|
|
/* Should we check if the kayboard layouts switchable at the moment
|
|
* cover both directionalities? What does the doc comment in
|
|
* ../x11/gdkkeys-x11.c exactly mean?
|
|
*/
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_caps_lock_state (GdkKeymap *keymap)
|
|
{
|
|
return ((GetKeyState (VK_CAPITAL) & 1) != 0);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_num_lock_state (GdkKeymap *keymap)
|
|
{
|
|
return ((GetKeyState (VK_NUMLOCK) & 1) != 0);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_entries_for_keyval (GdkKeymap *keymap,
|
|
guint keyval,
|
|
GdkKeymapKey **keys,
|
|
gint *n_keys)
|
|
{
|
|
GArray *retval;
|
|
|
|
g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), FALSE);
|
|
g_return_val_if_fail (keys != NULL, FALSE);
|
|
g_return_val_if_fail (n_keys != NULL, FALSE);
|
|
g_return_val_if_fail (keyval != 0, FALSE);
|
|
|
|
retval = g_array_new (FALSE, FALSE, sizeof (GdkKeymapKey));
|
|
|
|
/* Accept only the default keymap */
|
|
if (keymap == NULL || keymap == gdk_keymap_get_default ())
|
|
{
|
|
gint vk;
|
|
|
|
update_keymap ();
|
|
|
|
for (vk = 0; vk < 256; vk++)
|
|
{
|
|
gint i;
|
|
|
|
for (i = 0; i < 4; i++)
|
|
{
|
|
if (keysym_tab[vk*4+i] == keyval)
|
|
{
|
|
GdkKeymapKey key;
|
|
|
|
key.keycode = vk;
|
|
|
|
/* 2 levels (normal, shift), two groups (normal, AltGr) */
|
|
key.group = i / 2;
|
|
key.level = i % 2;
|
|
|
|
g_array_append_val (retval, key);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef G_ENABLE_DEBUG
|
|
if (_gdk_debug_flags & GDK_DEBUG_EVENTS)
|
|
{
|
|
gint i;
|
|
|
|
g_print ("gdk_keymap_get_entries_for_keyval: %#.04x (%s):",
|
|
keyval, gdk_keyval_name (keyval));
|
|
for (i = 0; i < retval->len; i++)
|
|
{
|
|
GdkKeymapKey *entry = (GdkKeymapKey *) retval->data + i;
|
|
g_print (" %#.02x %d %d", entry->keycode, entry->group, entry->level);
|
|
}
|
|
g_print ("\n");
|
|
}
|
|
#endif
|
|
|
|
if (retval->len > 0)
|
|
{
|
|
*keys = (GdkKeymapKey*) retval->data;
|
|
*n_keys = retval->len;
|
|
}
|
|
else
|
|
{
|
|
*keys = NULL;
|
|
*n_keys = 0;
|
|
}
|
|
|
|
g_array_free (retval, retval->len > 0 ? FALSE : TRUE);
|
|
|
|
return *n_keys > 0;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_entries_for_keycode (GdkKeymap *keymap,
|
|
guint hardware_keycode,
|
|
GdkKeymapKey **keys,
|
|
guint **keyvals,
|
|
gint *n_entries)
|
|
{
|
|
GArray *key_array;
|
|
GArray *keyval_array;
|
|
|
|
g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), FALSE);
|
|
g_return_val_if_fail (n_entries != NULL, FALSE);
|
|
|
|
if (hardware_keycode <= 0 ||
|
|
hardware_keycode >= 256)
|
|
{
|
|
if (keys)
|
|
*keys = NULL;
|
|
if (keyvals)
|
|
*keyvals = NULL;
|
|
|
|
*n_entries = 0;
|
|
return FALSE;
|
|
}
|
|
|
|
if (keys)
|
|
key_array = g_array_new (FALSE, FALSE, sizeof (GdkKeymapKey));
|
|
else
|
|
key_array = NULL;
|
|
|
|
if (keyvals)
|
|
keyval_array = g_array_new (FALSE, FALSE, sizeof (guint));
|
|
else
|
|
keyval_array = NULL;
|
|
|
|
/* Accept only the default keymap */
|
|
if (keymap == NULL || keymap == gdk_keymap_get_default ())
|
|
{
|
|
gint i;
|
|
|
|
update_keymap ();
|
|
|
|
for (i = 0; i < 4; i++)
|
|
{
|
|
if (key_array)
|
|
{
|
|
GdkKeymapKey key;
|
|
|
|
key.keycode = hardware_keycode;
|
|
|
|
key.group = i / 2;
|
|
key.level = i % 2;
|
|
|
|
g_array_append_val (key_array, key);
|
|
}
|
|
|
|
if (keyval_array)
|
|
g_array_append_val (keyval_array, keysym_tab[hardware_keycode*4+i]);
|
|
}
|
|
}
|
|
|
|
if ((key_array && key_array->len > 0) ||
|
|
(keyval_array && keyval_array->len > 0))
|
|
{
|
|
if (keys)
|
|
*keys = (GdkKeymapKey*) key_array->data;
|
|
|
|
if (keyvals)
|
|
*keyvals = (guint*) keyval_array->data;
|
|
|
|
if (key_array)
|
|
*n_entries = key_array->len;
|
|
else
|
|
*n_entries = keyval_array->len;
|
|
}
|
|
else
|
|
{
|
|
if (keys)
|
|
*keys = NULL;
|
|
|
|
if (keyvals)
|
|
*keyvals = NULL;
|
|
|
|
*n_entries = 0;
|
|
}
|
|
|
|
if (key_array)
|
|
g_array_free (key_array, key_array->len > 0 ? FALSE : TRUE);
|
|
if (keyval_array)
|
|
g_array_free (keyval_array, keyval_array->len > 0 ? FALSE : TRUE);
|
|
|
|
return *n_entries > 0;
|
|
}
|
|
|
|
static guint
|
|
gdk_win32_keymap_lookup_key (GdkKeymap *keymap,
|
|
const GdkKeymapKey *key)
|
|
{
|
|
guint sym;
|
|
|
|
g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), 0);
|
|
g_return_val_if_fail (key != NULL, 0);
|
|
g_return_val_if_fail (key->group < 4, 0);
|
|
|
|
/* Accept only the default keymap */
|
|
if (keymap != NULL && keymap != gdk_keymap_get_default ())
|
|
return 0;
|
|
|
|
update_keymap ();
|
|
|
|
if (key->keycode >= 256 ||
|
|
key->group < 0 || key->group >= 2 ||
|
|
key->level < 0 || key->level >= 2)
|
|
return 0;
|
|
|
|
sym = keysym_tab[key->keycode*4 + key->group*2 + key->level];
|
|
|
|
if (sym == GDK_KEY_VoidSymbol)
|
|
return 0;
|
|
else
|
|
return sym;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_translate_keyboard_state (GdkKeymap *keymap,
|
|
guint hardware_keycode,
|
|
GdkModifierType state,
|
|
gint group,
|
|
guint *keyval,
|
|
gint *effective_group,
|
|
gint *level,
|
|
GdkModifierType *consumed_modifiers)
|
|
{
|
|
guint tmp_keyval;
|
|
guint *keyvals;
|
|
gint shift_level;
|
|
gboolean ignore_shift = FALSE;
|
|
gboolean ignore_group = FALSE;
|
|
|
|
g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), FALSE);
|
|
g_return_val_if_fail (group < 4, FALSE);
|
|
|
|
#if 0
|
|
GDK_NOTE (EVENTS, g_print ("gdk_keymap_translate_keyboard_state: keycode=%#x state=%#x group=%d\n",
|
|
hardware_keycode, state, group));
|
|
#endif
|
|
if (keyval)
|
|
*keyval = 0;
|
|
if (effective_group)
|
|
*effective_group = 0;
|
|
if (level)
|
|
*level = 0;
|
|
if (consumed_modifiers)
|
|
*consumed_modifiers = 0;
|
|
|
|
/* Accept only the default keymap */
|
|
if (keymap != NULL && keymap != gdk_keymap_get_default ())
|
|
return FALSE;
|
|
|
|
if (hardware_keycode >= 256)
|
|
return FALSE;
|
|
|
|
if (group < 0 || group >= 2)
|
|
return FALSE;
|
|
|
|
update_keymap ();
|
|
|
|
keyvals = keysym_tab + hardware_keycode*4;
|
|
|
|
if ((state & GDK_LOCK_MASK) &&
|
|
(state & GDK_SHIFT_MASK) &&
|
|
((gdk_shift_modifiers & GDK_LOCK_MASK) ||
|
|
(keyvals[group*2 + 1] == gdk_keyval_to_upper (keyvals[group*2 + 0]))))
|
|
/* Shift always disables ShiftLock. Shift disables CapsLock for
|
|
* keys with lowercase/uppercase letter pairs.
|
|
*/
|
|
shift_level = 0;
|
|
else if (state & gdk_shift_modifiers)
|
|
shift_level = 1;
|
|
else
|
|
shift_level = 0;
|
|
|
|
/* Drop group and shift if there are no keysymbols on
|
|
* the key for those.
|
|
*/
|
|
if (shift_level == 1 &&
|
|
keyvals[group*2 + 1] == GDK_KEY_VoidSymbol &&
|
|
keyvals[group*2] != GDK_KEY_VoidSymbol)
|
|
{
|
|
shift_level = 0;
|
|
ignore_shift = TRUE;
|
|
}
|
|
|
|
if (group == 1 &&
|
|
keyvals[2 + shift_level] == GDK_KEY_VoidSymbol &&
|
|
keyvals[0 + shift_level] != GDK_KEY_VoidSymbol)
|
|
{
|
|
group = 0;
|
|
ignore_group = TRUE;
|
|
}
|
|
|
|
if (keyvals[group *2 + shift_level] == GDK_KEY_VoidSymbol &&
|
|
keyvals[0 + 0] != GDK_KEY_VoidSymbol)
|
|
{
|
|
shift_level = 0;
|
|
group = 0;
|
|
ignore_group = TRUE;
|
|
ignore_shift = TRUE;
|
|
}
|
|
|
|
/* See whether the group and shift level actually mattered
|
|
* to know what to put in consumed_modifiers
|
|
*/
|
|
if (keyvals[group*2 + 1] == GDK_KEY_VoidSymbol ||
|
|
keyvals[group*2 + 0] == keyvals[group*2 + 1])
|
|
ignore_shift = TRUE;
|
|
|
|
if (keyvals[2 + shift_level] == GDK_KEY_VoidSymbol ||
|
|
keyvals[0 + shift_level] == keyvals[2 + shift_level])
|
|
ignore_group = TRUE;
|
|
|
|
tmp_keyval = keyvals[group*2 + shift_level];
|
|
|
|
/* If a true CapsLock is toggled, and Shift is not down,
|
|
* and the shifted keysym is the uppercase of the unshifted,
|
|
* use it.
|
|
*/
|
|
if (!(gdk_shift_modifiers & GDK_LOCK_MASK) &&
|
|
!(state & GDK_SHIFT_MASK) &&
|
|
(state & GDK_LOCK_MASK))
|
|
{
|
|
guint upper = gdk_keyval_to_upper (tmp_keyval);
|
|
if (upper == keyvals[group*2 + 1])
|
|
tmp_keyval = upper;
|
|
}
|
|
|
|
if (keyval)
|
|
*keyval = tmp_keyval;
|
|
|
|
if (effective_group)
|
|
*effective_group = group;
|
|
|
|
if (level)
|
|
*level = shift_level;
|
|
|
|
if (consumed_modifiers)
|
|
{
|
|
*consumed_modifiers =
|
|
(ignore_group ? 0 : GDK_MOD2_MASK) |
|
|
(ignore_shift ? 0 : (GDK_SHIFT_MASK|GDK_LOCK_MASK));
|
|
}
|
|
|
|
#if 0
|
|
GDK_NOTE (EVENTS, g_print ("... group=%d level=%d cmods=%#x keyval=%s\n",
|
|
group, shift_level, tmp_modifiers, gdk_keyval_name (tmp_keyval)));
|
|
#endif
|
|
|
|
return tmp_keyval != GDK_KEY_VoidSymbol;
|
|
}
|
|
|
|
static void
|
|
gdk_win32_keymap_add_virtual_modifiers (GdkKeymap *keymap,
|
|
GdkModifierType *state)
|
|
{
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_map_virtual_modifiers (GdkKeymap *keymap,
|
|
GdkModifierType *state)
|
|
{
|
|
/* FIXME: Is this the right thing to do? */
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gdk_win32_keymap_finalize (GObject *object)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gdk_win32_keymap_class_init (GdkWin32KeymapClass *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
GdkKeymapClass *keymap_class = GDK_KEYMAP_CLASS (klass);
|
|
|
|
object_class->finalize = gdk_win32_keymap_finalize;
|
|
|
|
keymap_class->get_direction = gdk_win32_keymap_get_direction;
|
|
keymap_class->have_bidi_layouts = gdk_win32_keymap_have_bidi_layouts;
|
|
keymap_class->get_caps_lock_state = gdk_win32_keymap_get_caps_lock_state;
|
|
keymap_class->get_num_lock_state = gdk_win32_keymap_get_num_lock_state;
|
|
keymap_class->get_entries_for_keyval = gdk_win32_keymap_get_entries_for_keyval;
|
|
keymap_class->get_entries_for_keycode = gdk_win32_keymap_get_entries_for_keycode;
|
|
keymap_class->lookup_key = gdk_win32_keymap_lookup_key;
|
|
keymap_class->translate_keyboard_state = gdk_win32_keymap_translate_keyboard_state;
|
|
keymap_class->add_virtual_modifiers = gdk_win32_keymap_add_virtual_modifiers;
|
|
keymap_class->map_virtual_modifiers = gdk_win32_keymap_map_virtual_modifiers;
|
|
}
|