1669 lines
50 KiB
C
1669 lines
50 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, see <http://www.gnu.org/licenses/>.
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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 "config.h"
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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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enum _GdkWin32KeyLevelState
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{
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GDK_WIN32_LEVEL_NONE = 0,
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GDK_WIN32_LEVEL_SHIFT,
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GDK_WIN32_LEVEL_ALTGR,
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GDK_WIN32_LEVEL_SHIFT_ALTGR,
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GDK_WIN32_LEVEL_COUNT
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};
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typedef enum _GdkWin32KeyLevelState GdkWin32KeyLevelState;
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struct _GdkWin32KeyNode
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{
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/* Non-spacing version of the dead key */
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guint undead_gdk_keycode;
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/* Virtual key code */
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guint8 vk;
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/* Level for which this virtual key code produces this gdk_keycode */
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GdkWin32KeyLevelState level;
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/* GDK (X11) code for this key */
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guint gdk_keycode;
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/* Array of GdkWin32KeyNode should be sorted by gdk_keycode, then by level */
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GArray *combinations;
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};
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typedef struct _GdkWin32KeyNode GdkWin32KeyNode;
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/*
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Example:
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GdkWin32KeyNode
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{
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undead_gdk_keycode = 0x0b4 GDK_KEY_acute (')
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vk = 0xde VK_OEM_7
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level = GDK_WIN32_LEVEL_NONE
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gdk_keycode = 0xfe51 GDK_KEY_dead_acute
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combinations =
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{
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GdkWin32KeyNode
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{
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undead_gdk_keycode = 0x061 GDK_KEY_a (a)
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level = GDK_WIN32_LEVEL_NONE
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vk = 0x41 VK_A
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gdk_keycode = 0xe1 GDK_KEY_aacute á
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combinations = NULL
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},
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GdkWin32KeyNode
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{
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unicode_char = 0x041 GDK_KEY_A (A)
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level = GDK_WIN32_LEVEL_SHIFT
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vk = 0x41 VK_A
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gdk_keycode = 0x0c1 GDK_KEY_Aacute Á
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combinations = NULL
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},
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{ ... }
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}
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}
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Thus:
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GDK_KEY_dead_acute + GDK_KEY_a
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= GDK_KEY_aacute
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GDK_KEY_dead_acute + GDK_KEY_A
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= GDK_KEY_Aacute
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GDK_KEY_dead_acute + GDK_KEY_s
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matches partially
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(GDK_KEY_dead_acute is a known dead key, but does not combine with GDK_KEY_s)
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and resolves into:
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GDK_KEY_acute + GDK_KEY_s
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GDK_KEY_dead_somethingelse + GDK_KEY_anything
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does not match at all
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(W32 API did not provide any deadkey info for GDK_KEY_dead_somethingelse)
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and the caller will try other matching mechanisms for compose_buffer
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*/
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struct _GdkWin32KeyGroupOptions
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{
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/* character that should be used as the decimal separator */
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wchar_t decimal_mark;
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/* the bits that indicate level shift when set (usually Shift, sometimes also CapsLock) */
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GdkModifierType shift_modifiers;
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/* Scancode for the VK_RSHIFT */
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guint scancode_rshift;
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/* TRUE if Ctrl+Alt emulates AltGr */
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gboolean has_altgr;
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gboolean capslock_tested;
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GArray *dead_keys;
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};
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typedef struct _GdkWin32KeyGroupOptions GdkWin32KeyGroupOptions;
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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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/* length = what GetKeyboardLayoutList() returns, type = HKL.
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* When it changes, recreate the keymap and repopulate the options.
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*/
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GArray *layout_handles;
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/* VirtualKeyCode -> gdk_keyval table
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* length = 256 * length(layout_handles) * 2 * 2
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* 256 is the number of virtual key codes,
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* 2x2 is the number of Shift/AltGr combinations (level),
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* length(layout_handles) is the number of layout handles (group).
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*/
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guint *keysym_tab;
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/* length = length(layout_handles), type = GdkWin32KeyGroupOptions
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* Kept separate from layout_handles because layout_handles is
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* populated by W32 API.
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*/
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GArray *options;
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/* Index of a handle in layout_handles,
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* at any point it should be the same handle as GetKeyboardLayout(0) returns,
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* but GDK caches it to avoid calling GetKeyboardLayout (0) every time.
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*/
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guint8 active_layout;
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};
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G_DEFINE_TYPE (GdkWin32Keymap, gdk_win32_keymap, GDK_TYPE_KEYMAP)
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guint _gdk_keymap_serial = 0;
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static GdkKeymap *default_keymap = NULL;
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#define KEY_STATE_SIZE 256
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static void update_keymap (GdkKeymap *gdk_keymap);
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static void
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gdk_win32_key_group_options_clear (GdkWin32KeyGroupOptions *options)
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{
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g_clear_pointer (&options->dead_keys, g_array_unref);
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}
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static void
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gdk_win32_key_node_clear (GdkWin32KeyNode *node)
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{
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g_clear_pointer (&node->combinations, g_array_unref);
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}
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static void
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gdk_win32_keymap_init (GdkWin32Keymap *keymap)
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{
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keymap->layout_handles = g_array_new (FALSE, FALSE, sizeof (HKL));
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keymap->options = g_array_new (FALSE, FALSE, sizeof (GdkWin32KeyGroupOptions));
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g_array_set_clear_func (keymap->options, (GDestroyNotify) gdk_win32_key_group_options_clear);
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keymap->keysym_tab = NULL;
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keymap->active_layout = 0;
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update_keymap (GDK_KEYMAP (keymap));
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}
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static void
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gdk_win32_keymap_finalize (GObject *object)
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{
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GdkWin32Keymap *keymap = GDK_WIN32_KEYMAP (object);
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g_clear_pointer (&keymap->keysym_tab, g_free);
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g_clear_pointer (&keymap->layout_handles, g_array_unref);
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g_clear_pointer (&keymap->options, g_array_unref);
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G_OBJECT_CLASS (gdk_win32_keymap_parent_class)->finalize (object);
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}
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#ifdef G_ENABLE_DEBUG
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static void
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print_keysym_tab (GdkWin32Keymap *keymap)
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{
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gint li;
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GdkWin32KeyGroupOptions *options;
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gint vk;
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GdkWin32KeyLevelState level;
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gint group_size = keymap->layout_handles->len;
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for (li = 0; li < group_size; li++)
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{
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options = &g_array_index (keymap->options, GdkWin32KeyGroupOptions, li);
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g_print ("keymap %d (0x%p):%s%s\n",
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li, g_array_index (keymap->layout_handles, HKL, li),
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options->has_altgr ? " (uses AltGr)" : "",
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(options->shift_modifiers & GDK_LOCK_MASK) ? " (has ShiftLock)" : "");
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for (vk = 0; vk < KEY_STATE_SIZE; vk++)
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{
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g_print ("%#.02x: ", vk);
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for (level = 0; level < GDK_WIN32_LEVEL_COUNT; level++)
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{
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gchar *name = gdk_keyval_name (keymap->keysym_tab[vk * group_size * GDK_WIN32_LEVEL_COUNT + level]);
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g_print ("%s ", name ? name : "(none)");
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}
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g_print ("\n");
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}
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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_SNAPSHOT:
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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_DECIMAL:
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*ksymp = GDK_KEY_KP_Decimal; 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_level_vks (guchar *key_state,
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GdkWin32KeyLevelState level)
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{
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switch (level)
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{
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case GDK_WIN32_LEVEL_NONE:
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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 GDK_WIN32_LEVEL_SHIFT:
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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 GDK_WIN32_LEVEL_ALTGR:
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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 GDK_WIN32_LEVEL_SHIFT_ALTGR:
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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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case GDK_WIN32_LEVEL_COUNT:
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g_assert_not_reached ();
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break;
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}
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}
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|
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static void
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reset_after_dead (guchar key_state[KEY_STATE_SIZE],
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HKL handle)
|
|
{
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guchar temp_key_state[KEY_STATE_SIZE];
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wchar_t wcs[2];
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memmove (temp_key_state, key_state, KEY_STATE_SIZE);
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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, handle);
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}
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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 */
|
|
*ksymp = GDK_KEY_dead_abovering; break;
|
|
case GDK_KEY_acute: /* 0x0b4 */
|
|
*ksymp = GDK_KEY_dead_acute; break;
|
|
case GDK_KEY_periodcentered: /* 0x0b7 */
|
|
*ksymp = GDK_KEY_dead_abovedot; break;
|
|
case GDK_KEY_cedilla: /* 0x0b8 */
|
|
*ksymp = GDK_KEY_dead_cedilla; break;
|
|
case GDK_KEY_breve: /* 0x1a2 */
|
|
*ksymp = GDK_KEY_dead_breve; break;
|
|
case GDK_KEY_ogonek: /* 0x1b2 */
|
|
*ksymp = GDK_KEY_dead_ogonek; break;
|
|
case GDK_KEY_caron: /* 0x1b7 */
|
|
*ksymp = GDK_KEY_dead_caron; break;
|
|
case GDK_KEY_doubleacute: /* 0x1bd */
|
|
*ksymp = GDK_KEY_dead_doubleacute; break;
|
|
case GDK_KEY_abovedot: /* 0x1ff */
|
|
*ksymp = GDK_KEY_dead_abovedot; break;
|
|
case 0x1000384: /* Greek tonos */
|
|
*ksymp = GDK_KEY_dead_acute; break;
|
|
case GDK_KEY_Greek_accentdieresis: /* 0x7ae */
|
|
*ksymp = GDK_KEY_Greek_accentdieresis; break;
|
|
default:
|
|
/* By default use the keysym as such. This takes care of for
|
|
* instance the dead U+09CD (BENGALI VIRAMA) on the ekushey
|
|
* Bengali layout.
|
|
*/
|
|
*ksymp = keysym; break;
|
|
}
|
|
}
|
|
|
|
/* keypad decimal mark depends on active keyboard layout
|
|
* return current decimal mark as unicode character
|
|
*/
|
|
guint32
|
|
_gdk_win32_keymap_get_decimal_mark (GdkWin32Keymap *keymap)
|
|
{
|
|
if (keymap != NULL &&
|
|
keymap->layout_handles->len > 0 &&
|
|
g_array_index (keymap->options, GdkWin32KeyGroupOptions, keymap->active_layout).decimal_mark)
|
|
return g_array_index (keymap->options, GdkWin32KeyGroupOptions, keymap->active_layout).decimal_mark;
|
|
|
|
return (guint32) '.';
|
|
}
|
|
|
|
static gboolean
|
|
layouts_are_the_same (GArray *array, HKL *hkls, gint hkls_len)
|
|
{
|
|
gint i;
|
|
|
|
if (hkls_len != array->len)
|
|
return FALSE;
|
|
|
|
for (i = 0; i < hkls_len; i++)
|
|
if (hkls[i] != g_array_index (array, HKL, i))
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
check_that_active_layout_is_in_sync (GdkWin32Keymap *keymap)
|
|
{
|
|
HKL hkl;
|
|
HKL cached_hkl;
|
|
wchar_t hkl_name[KL_NAMELENGTH];
|
|
|
|
if (keymap->layout_handles->len <= 0)
|
|
return;
|
|
|
|
hkl = GetKeyboardLayout (0);
|
|
cached_hkl = g_array_index (keymap->layout_handles, HKL, keymap->active_layout);
|
|
|
|
if (hkl != cached_hkl)
|
|
{
|
|
if (!GetKeyboardLayoutNameW (hkl_name))
|
|
wcscpy_s (hkl_name, KL_NAMELENGTH, L"(NULL)");
|
|
|
|
g_warning ("Cached active layout #%d (0x%p) does not match actual layout %S, 0x%p",
|
|
keymap->active_layout, cached_hkl, hkl_name, hkl);
|
|
}
|
|
}
|
|
|
|
static gint
|
|
sort_key_nodes_by_gdk_keyval (gconstpointer a,
|
|
gconstpointer b)
|
|
{
|
|
const GdkWin32KeyNode *one = a;
|
|
const GdkWin32KeyNode *two = b;
|
|
|
|
if (one->gdk_keycode < two->gdk_keycode)
|
|
return -1;
|
|
else if (one->gdk_keycode > two->gdk_keycode)
|
|
return 1;
|
|
|
|
if (one->level < two->level)
|
|
return -1;
|
|
else if (one->level > two->level)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
update_keymap (GdkKeymap *gdk_keymap)
|
|
{
|
|
int hkls_len;
|
|
static int hkls_size = 0;
|
|
static HKL *hkls = NULL;
|
|
gboolean no_list;
|
|
static guint current_serial = 0;
|
|
gint i, group;
|
|
GdkWin32KeyLevelState level;
|
|
GdkWin32KeyGroupOptions *options;
|
|
GdkWin32Keymap *keymap = GDK_WIN32_KEYMAP (gdk_keymap);
|
|
gint keysym_tab_size;
|
|
|
|
guchar key_state[KEY_STATE_SIZE];
|
|
guint scancode;
|
|
guint vk;
|
|
guint *keygroup;
|
|
|
|
if (keymap->keysym_tab != NULL &&
|
|
current_serial == _gdk_keymap_serial)
|
|
return;
|
|
|
|
no_list = FALSE;
|
|
hkls_len = GetKeyboardLayoutList (0, NULL);
|
|
|
|
if (hkls_len <= 0)
|
|
{
|
|
hkls_len = 1;
|
|
no_list = TRUE;
|
|
}
|
|
else if (hkls_len > 255)
|
|
{
|
|
hkls_len = 255;
|
|
}
|
|
|
|
if (hkls_size < hkls_len)
|
|
{
|
|
hkls = g_renew (HKL, hkls, hkls_len);
|
|
hkls_size = hkls_len;
|
|
}
|
|
|
|
if (hkls_len != GetKeyboardLayoutList (hkls_len, hkls))
|
|
{
|
|
if (!no_list)
|
|
return;
|
|
|
|
hkls[0] = GetKeyboardLayout (0);
|
|
hkls_len = 1;
|
|
}
|
|
|
|
if (layouts_are_the_same (keymap->layout_handles, hkls, hkls_len))
|
|
{
|
|
check_that_active_layout_is_in_sync (keymap);
|
|
current_serial = _gdk_keymap_serial;
|
|
|
|
return;
|
|
}
|
|
|
|
GDK_NOTE (EVENTS, g_print ("\nHave %d keyboard layouts:", hkls_len));
|
|
|
|
for (i = 0; i < hkls_len; i++)
|
|
{
|
|
GDK_NOTE (EVENTS, g_print (" 0x%p", hkls[i]));
|
|
|
|
if (GetKeyboardLayout (0) == hkls[i])
|
|
{
|
|
wchar_t hkl_name[KL_NAMELENGTH];
|
|
|
|
if (!GetKeyboardLayoutNameW (hkl_name))
|
|
wcscpy_s (hkl_name, KL_NAMELENGTH, L"(NULL)");
|
|
|
|
GDK_NOTE (EVENTS, g_print ("(active, %S)", hkl_name));
|
|
}
|
|
}
|
|
|
|
GDK_NOTE (EVENTS, g_print ("\n"));
|
|
|
|
keysym_tab_size = hkls_len * 256 * 2 * 2;
|
|
|
|
if (hkls_len != keymap->layout_handles->len)
|
|
keymap->keysym_tab = g_renew (guint, keymap->keysym_tab, keysym_tab_size);
|
|
|
|
memset (keymap->keysym_tab, 0, keysym_tab_size);
|
|
g_array_set_size (keymap->layout_handles, hkls_len);
|
|
g_array_set_size (keymap->options, hkls_len);
|
|
|
|
for (i = 0; i < hkls_len; i++)
|
|
{
|
|
options = &g_array_index (keymap->options, GdkWin32KeyGroupOptions, i);
|
|
|
|
options->decimal_mark = 0;
|
|
options->shift_modifiers = GDK_SHIFT_MASK;
|
|
options->scancode_rshift = 0;
|
|
options->has_altgr = FALSE;
|
|
options->capslock_tested = FALSE;
|
|
options->dead_keys = g_array_new (FALSE, FALSE, sizeof (GdkWin32KeyNode));
|
|
g_array_set_clear_func (options->dead_keys, (GDestroyNotify) gdk_win32_key_node_clear);
|
|
|
|
g_array_index (keymap->layout_handles, HKL, i) = hkls[i];
|
|
|
|
if (hkls[i] == _gdk_input_locale)
|
|
keymap->active_layout = i;
|
|
}
|
|
|
|
for (vk = 0; vk < KEY_STATE_SIZE; vk++)
|
|
{
|
|
for (group = 0; group < hkls_len; group++)
|
|
{
|
|
options = &g_array_index (keymap->options, GdkWin32KeyGroupOptions, group);
|
|
scancode = MapVirtualKeyEx (vk, 0, hkls[group]);
|
|
keygroup = &keymap->keysym_tab[(vk * hkls_len + group) * GDK_WIN32_LEVEL_COUNT];
|
|
|
|
if (scancode == 0 &&
|
|
vk != VK_DIVIDE)
|
|
{
|
|
for (level = GDK_WIN32_LEVEL_NONE; level < GDK_WIN32_LEVEL_COUNT; level++)
|
|
keygroup[level] = GDK_KEY_VoidSymbol;
|
|
|
|
continue;
|
|
}
|
|
|
|
if (vk == VK_RSHIFT)
|
|
options->scancode_rshift = scancode;
|
|
|
|
key_state[vk] = 0x80;
|
|
|
|
for (level = GDK_WIN32_LEVEL_NONE; level < GDK_WIN32_LEVEL_COUNT; level++)
|
|
{
|
|
guint *ksymp = &keygroup[level];
|
|
|
|
set_level_vks (key_state, level);
|
|
|
|
*ksymp = 0;
|
|
|
|
/* First, handle those virtual keys that we always want
|
|
* as special GDK_* keysyms, even if ToAsciiEx might
|
|
* turn some them into a ASCII character (like TAB and
|
|
* ESC).
|
|
*/
|
|
handle_special (vk, ksymp, level);
|
|
|
|
if ((*ksymp == 0) ||
|
|
((vk == VK_DECIMAL) && (level == GDK_WIN32_LEVEL_NONE)))
|
|
{
|
|
wchar_t wcs[10];
|
|
gint k;
|
|
guint keysym;
|
|
GdkWin32KeyNode dead_key;
|
|
|
|
wcs[0] = wcs[1] = 0;
|
|
k = ToUnicodeEx (vk, scancode, key_state,
|
|
wcs, G_N_ELEMENTS (wcs),
|
|
0, hkls[group]);
|
|
#if 0
|
|
g_print ("ToUnicodeEx(%#02x, %d: %d): %d, %04x %04x\n",
|
|
vk, scancode, level, k,
|
|
wcs[0], wcs[1]);
|
|
#endif
|
|
switch (k)
|
|
{
|
|
case 1:
|
|
if ((vk == VK_DECIMAL) && (level == GDK_WIN32_LEVEL_NONE))
|
|
options->decimal_mark = wcs[0];
|
|
else
|
|
*ksymp = gdk_unicode_to_keyval (wcs[0]);
|
|
break;
|
|
case -1:
|
|
keysym = gdk_unicode_to_keyval (wcs[0]);
|
|
|
|
/* It is a dead key, and it has been stored in
|
|
* the keyboard layout's state by
|
|
* ToAsciiEx()/ToUnicodeEx(). Yes, this is an
|
|
* incredibly silly API! Make the keyboard
|
|
* layout forget it by calling
|
|
* ToAsciiEx()/ToUnicodeEx() once more, with the
|
|
* virtual key code and scancode for the
|
|
* spacebar, without shift or AltGr. Otherwise
|
|
* the next call to ToAsciiEx() with a different
|
|
* key would try to combine with the dead key.
|
|
*/
|
|
reset_after_dead (key_state, hkls[group]);
|
|
|
|
/* Use dead keysyms instead of "undead" ones */
|
|
handle_dead (keysym, ksymp);
|
|
|
|
dead_key.undead_gdk_keycode = keysym;
|
|
dead_key.vk = vk;
|
|
dead_key.level = level;
|
|
dead_key.gdk_keycode = *ksymp;
|
|
dead_key.combinations = NULL;
|
|
g_array_append_val (options->dead_keys, dead_key);
|
|
break;
|
|
case 0:
|
|
/* Seems to be necessary to "reset" the keyboard layout
|
|
* in this case, too. Otherwise problems on NT4.
|
|
*/
|
|
reset_after_dead (key_state, hkls[group]);
|
|
break;
|
|
default:
|
|
#if 0
|
|
GDK_NOTE (EVENTS,
|
|
g_print ("ToUnicodeEx returns %d "
|
|
"for vk:%02x, sc:%02x%s%s\n",
|
|
k, vk, scancode,
|
|
(shift&0x1 ? " shift" : ""),
|
|
(shift&0x2 ? " altgr" : "")));
|
|
#endif
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (*ksymp == 0)
|
|
*ksymp = GDK_KEY_VoidSymbol;
|
|
}
|
|
|
|
key_state[vk] = 0;
|
|
|
|
/* Check if keyboard has an AltGr key by checking if
|
|
* the mapping with Control+Alt is different.
|
|
*/
|
|
if (!options->has_altgr)
|
|
if ((keygroup[GDK_WIN32_LEVEL_ALTGR] != GDK_KEY_VoidSymbol &&
|
|
keygroup[GDK_WIN32_LEVEL_NONE] != keygroup[GDK_WIN32_LEVEL_ALTGR]) ||
|
|
(keygroup[GDK_WIN32_LEVEL_SHIFT_ALTGR] != GDK_KEY_VoidSymbol &&
|
|
keygroup[GDK_WIN32_LEVEL_SHIFT] != keygroup[GDK_WIN32_LEVEL_SHIFT_ALTGR]))
|
|
options->has_altgr = TRUE;
|
|
|
|
if (!options->capslock_tested)
|
|
{
|
|
/* Can we use this virtual key to determine the CapsLock
|
|
* key behaviour: CapsLock or ShiftLock? If it generates
|
|
* keysyms for printable characters and has a shifted
|
|
* keysym that isn't just the upperacase of the
|
|
* unshifted keysym, check the behaviour of VK_CAPITAL.
|
|
*/
|
|
if (g_unichar_isgraph (gdk_keyval_to_unicode (keygroup[GDK_WIN32_LEVEL_NONE])) &&
|
|
keygroup[GDK_WIN32_LEVEL_SHIFT] != keygroup[GDK_WIN32_LEVEL_NONE] &&
|
|
g_unichar_isgraph (gdk_keyval_to_unicode (keygroup[GDK_WIN32_LEVEL_SHIFT])) &&
|
|
keygroup[GDK_WIN32_LEVEL_SHIFT] != gdk_keyval_to_upper (keygroup[GDK_WIN32_LEVEL_NONE]))
|
|
{
|
|
guchar chars[2];
|
|
|
|
options->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, hkls[group]) == 1)
|
|
{
|
|
if (chars[0] >= GDK_KEY_space &&
|
|
chars[0] <= GDK_KEY_asciitilde &&
|
|
chars[0] == keygroup[GDK_WIN32_LEVEL_SHIFT])
|
|
{
|
|
/* CapsLock acts as ShiftLock */
|
|
options->shift_modifiers |= GDK_LOCK_MASK;
|
|
}
|
|
}
|
|
|
|
key_state[VK_CAPITAL] = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
scancode = 0x0;
|
|
|
|
for (group = 0; group < hkls_len; group++)
|
|
{
|
|
options = &g_array_index (keymap->options, GdkWin32KeyGroupOptions, group);
|
|
|
|
for (i = 0; i < options->dead_keys->len; i++)
|
|
{
|
|
wchar_t wcs[10];
|
|
gint k;
|
|
GdkWin32KeyNode *dead_key;
|
|
GdkWin32KeyNode combo;
|
|
|
|
dead_key = &g_array_index (options->dead_keys, GdkWin32KeyNode, i);
|
|
|
|
for (vk = 0; vk < KEY_STATE_SIZE; vk++)
|
|
{
|
|
for (level = GDK_WIN32_LEVEL_NONE; level < GDK_WIN32_LEVEL_COUNT; level++)
|
|
{
|
|
/* Prime the ToUnicodeEx() internal state */
|
|
wcs[0] = wcs[1] = 0;
|
|
set_level_vks (key_state, dead_key->level);
|
|
k = ToUnicodeEx (dead_key->vk, scancode, key_state,
|
|
wcs, G_N_ELEMENTS (wcs),
|
|
0, hkls[group]);
|
|
switch (k)
|
|
{
|
|
case -1:
|
|
/* Okay */
|
|
break;
|
|
default:
|
|
/* Expected a dead key, got something else */
|
|
reset_after_dead (key_state, hkls[group]);
|
|
continue;
|
|
}
|
|
|
|
/* Check how it combines with vk */
|
|
wcs[0] = wcs[1] = 0;
|
|
set_level_vks (key_state, level);
|
|
k = ToUnicodeEx (vk, scancode, key_state,
|
|
wcs, G_N_ELEMENTS (wcs),
|
|
0, hkls[group]);
|
|
|
|
if (k == 0)
|
|
{
|
|
reset_after_dead (key_state, hkls[group]);
|
|
}
|
|
else if (k == -1)
|
|
{
|
|
/* Dead key chaining? TODO: support this (deeper tree?) */
|
|
reset_after_dead (key_state, hkls[group]);
|
|
}
|
|
else if (k == 1)
|
|
{
|
|
combo.vk = vk;
|
|
combo.level = level;
|
|
combo.gdk_keycode = gdk_unicode_to_keyval (wcs[0]);
|
|
combo.undead_gdk_keycode = combo.gdk_keycode;
|
|
combo.combinations = NULL;
|
|
|
|
if (dead_key->combinations == NULL)
|
|
{
|
|
dead_key->combinations = g_array_new (FALSE, FALSE, sizeof (GdkWin32KeyNode));
|
|
g_array_set_clear_func (dead_key->combinations, (GDestroyNotify) gdk_win32_key_node_clear);
|
|
}
|
|
|
|
#if 0
|
|
{
|
|
char *dead_key_undead_u8, *wcs_u8;
|
|
wchar_t t = gdk_keyval_to_unicode (dead_key->undead_gdk_keycode);
|
|
dead_key_undead_u8 = g_utf16_to_utf8 (&t, 1, NULL, NULL, NULL);
|
|
wcs_u8 = g_utf16_to_utf8 (wcs, 1, NULL, NULL, NULL);
|
|
g_fprintf (stdout, "%d %s%s0x%02x (%s) + %s%s0x%02x = 0x%04x (%s)\n", group,
|
|
(dead_key->level == GDK_WIN32_LEVEL_SHIFT || dead_key->level == GDK_WIN32_LEVEL_SHIFT_ALTGR) ? "SHIFT-" : " ",
|
|
(dead_key->level == GDK_WIN32_LEVEL_ALTGR || dead_key->level == GDK_WIN32_LEVEL_SHIFT_ALTGR) ? "ALTGR-" : " ",
|
|
dead_key->vk,
|
|
dead_key_undead_u8,
|
|
(combo.level == GDK_WIN32_LEVEL_SHIFT || combo.level == GDK_WIN32_LEVEL_SHIFT_ALTGR) ? "SHIFT-" : " ",
|
|
(combo.level == GDK_WIN32_LEVEL_ALTGR || combo.level == GDK_WIN32_LEVEL_SHIFT_ALTGR) ? "ALTGR-" : " ",
|
|
vk,
|
|
wcs[0],
|
|
wcs_u8);
|
|
g_free (dead_key_undead_u8);
|
|
g_free (wcs_u8);
|
|
}
|
|
#endif
|
|
|
|
g_array_append_val (dead_key->combinations, combo);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
g_array_sort (options->dead_keys, (GCompareFunc) sort_key_nodes_by_gdk_keyval);
|
|
}
|
|
|
|
GDK_NOTE (EVENTS, print_keysym_tab (keymap));
|
|
|
|
check_that_active_layout_is_in_sync (keymap);
|
|
current_serial = _gdk_keymap_serial;
|
|
}
|
|
|
|
static gboolean
|
|
find_deadkey_by_keyval (GArray *dead_keys, guint16 keyval, gsize *index)
|
|
{
|
|
gsize deadkey_i;
|
|
gsize deadkey_i_max;
|
|
|
|
if (dead_keys->len == 0)
|
|
return FALSE;
|
|
|
|
deadkey_i = 0;
|
|
deadkey_i_max = dead_keys->len - 1;
|
|
|
|
while (deadkey_i != deadkey_i_max)
|
|
{
|
|
GdkWin32KeyNode *dead_key;
|
|
gsize middle;
|
|
|
|
if (g_array_index (dead_keys, GdkWin32KeyNode, deadkey_i).gdk_keycode == keyval)
|
|
{
|
|
break;
|
|
}
|
|
else if (g_array_index (dead_keys, GdkWin32KeyNode, deadkey_i_max).gdk_keycode == keyval)
|
|
{
|
|
deadkey_i = deadkey_i_max;
|
|
break;
|
|
}
|
|
else if (deadkey_i + 1 == deadkey_i_max)
|
|
{
|
|
break;
|
|
}
|
|
|
|
middle = deadkey_i + (deadkey_i_max - deadkey_i) / 2;
|
|
dead_key = &g_array_index (dead_keys, GdkWin32KeyNode, middle);
|
|
|
|
if (dead_key->gdk_keycode < keyval)
|
|
deadkey_i = middle;
|
|
else if (dead_key->gdk_keycode > keyval)
|
|
deadkey_i_max = middle;
|
|
else
|
|
deadkey_i = deadkey_i_max = middle;
|
|
}
|
|
|
|
if (g_array_index (dead_keys, GdkWin32KeyNode, deadkey_i).gdk_keycode == keyval)
|
|
{
|
|
*index = deadkey_i;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
GdkWin32KeymapMatch
|
|
gdk_win32_keymap_check_compose (GdkWin32Keymap *keymap,
|
|
guint16 *compose_buffer,
|
|
gsize compose_buffer_len,
|
|
guint16 *output,
|
|
gsize *output_len)
|
|
{
|
|
gint partial_match;
|
|
guint8 active_group;
|
|
gsize deadkey_i, node_i;
|
|
GdkWin32KeyNode *dead_key;
|
|
GdkWin32KeyGroupOptions *options;
|
|
GdkWin32KeymapMatch match;
|
|
gsize output_size;
|
|
|
|
g_return_val_if_fail (output != NULL && output_len != NULL, GDK_WIN32_KEYMAP_MATCH_NONE);
|
|
|
|
if (compose_buffer_len < 1)
|
|
return GDK_WIN32_KEYMAP_MATCH_NONE;
|
|
|
|
output_size = *output_len;
|
|
|
|
active_group = _gdk_win32_keymap_get_active_group (keymap);
|
|
options = &g_array_index (keymap->options, GdkWin32KeyGroupOptions, active_group);
|
|
|
|
partial_match = -1;
|
|
match = GDK_WIN32_KEYMAP_MATCH_NONE;
|
|
|
|
if (find_deadkey_by_keyval (options->dead_keys, compose_buffer[0], &deadkey_i))
|
|
{
|
|
while (deadkey_i > 0 &&
|
|
g_array_index (options->dead_keys, GdkWin32KeyNode, deadkey_i - 1).gdk_keycode == compose_buffer[0])
|
|
deadkey_i--;
|
|
|
|
/* Hardcoded 2-tier tree here (dead key + non dead key = character).
|
|
* TODO: support trees with arbitrary depth for dead key chaining.
|
|
*/
|
|
dead_key = &g_array_index (options->dead_keys, GdkWin32KeyNode, deadkey_i);
|
|
|
|
/* "Partial match" means "matched the whole sequence except the last key"
|
|
* (right now the sequence only has 2 keys, so this turns into "matched
|
|
* at least the first key").
|
|
* "last key" should be identified by having NULL further combinations.
|
|
* As a heuristic, convert the buffer contents into keyvals and use
|
|
* them as-is (normally there should be a separate unichar buffer for
|
|
* each combination, but we do not store these).
|
|
*/
|
|
partial_match = deadkey_i;
|
|
|
|
if (compose_buffer_len < 2)
|
|
match = GDK_WIN32_KEYMAP_MATCH_INCOMPLETE;
|
|
|
|
for (node_i = 0;
|
|
match != GDK_WIN32_KEYMAP_MATCH_INCOMPLETE &&
|
|
node_i < dead_key->combinations->len;
|
|
node_i++)
|
|
{
|
|
GdkWin32KeyNode *node;
|
|
|
|
node = &g_array_index (dead_key->combinations, GdkWin32KeyNode, node_i);
|
|
|
|
if (keymap->keysym_tab[(node->vk * keymap->layout_handles->len + active_group) * GDK_WIN32_LEVEL_COUNT + node->level] == compose_buffer[1])
|
|
{
|
|
match = GDK_WIN32_KEYMAP_MATCH_EXACT;
|
|
*output_len = 0;
|
|
|
|
if (*output_len < output_size && node->gdk_keycode != 0)
|
|
output[(*output_len)++] = node->gdk_keycode;
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (match == GDK_WIN32_KEYMAP_MATCH_EXACT ||
|
|
match == GDK_WIN32_KEYMAP_MATCH_INCOMPLETE)
|
|
{
|
|
return match;
|
|
}
|
|
|
|
if (partial_match >= 0)
|
|
{
|
|
if (compose_buffer_len == 2)
|
|
{
|
|
dead_key = &g_array_index (options->dead_keys, GdkWin32KeyNode, partial_match);
|
|
*output_len = 0;
|
|
|
|
if (output_size >= 1)
|
|
output[(*output_len)++] = dead_key->undead_gdk_keycode;
|
|
|
|
if (output_size >= 2)
|
|
{
|
|
gsize second_deadkey_i;
|
|
|
|
/* Special case for "deadkey + deadkey = space-version-of-deadkey, space-version-of-deadkey" combinations.
|
|
* Normally the result is a sequence of 2 unichars, but we do not store this.
|
|
* For "deadkey + nondeadkey = space-version-of-deadkey, nondeadkey", we can use compose_buffer
|
|
* contents as-is, but space version of a dead key need to be looked up separately.
|
|
*/
|
|
if (find_deadkey_by_keyval (options->dead_keys, compose_buffer[1], &second_deadkey_i))
|
|
output[(*output_len)++] = g_array_index (options->dead_keys, GdkWin32KeyNode, second_deadkey_i).undead_gdk_keycode;
|
|
else
|
|
output[(*output_len)++] = compose_buffer[1];
|
|
}
|
|
}
|
|
|
|
return GDK_WIN32_KEYMAP_MATCH_PARTIAL;
|
|
}
|
|
|
|
return GDK_WIN32_KEYMAP_MATCH_NONE;
|
|
}
|
|
|
|
guint8
|
|
_gdk_win32_keymap_get_rshift_scancode (GdkWin32Keymap *keymap)
|
|
{
|
|
if (keymap != NULL &&
|
|
keymap->layout_handles->len > 0)
|
|
return g_array_index (keymap->options, GdkWin32KeyGroupOptions, keymap->active_layout).scancode_rshift;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
_gdk_win32_keymap_set_active_layout (GdkWin32Keymap *keymap,
|
|
HKL hkl)
|
|
{
|
|
if (keymap != NULL &&
|
|
keymap->layout_handles->len > 0)
|
|
{
|
|
gint group;
|
|
|
|
for (group = 0; group < keymap->layout_handles->len; group++)
|
|
if (g_array_index (keymap->layout_handles, HKL, group) == hkl)
|
|
keymap->active_layout = group;
|
|
}
|
|
}
|
|
|
|
gboolean
|
|
_gdk_win32_keymap_has_altgr (GdkWin32Keymap *keymap)
|
|
{
|
|
if (keymap != NULL &&
|
|
keymap->layout_handles->len > 0)
|
|
return g_array_index (keymap->options, GdkWin32KeyGroupOptions, keymap->active_layout).has_altgr;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
guint8
|
|
_gdk_win32_keymap_get_active_group (GdkWin32Keymap *keymap)
|
|
{
|
|
if (keymap != NULL &&
|
|
keymap->layout_handles->len > 0)
|
|
return keymap->active_layout;
|
|
|
|
return 0;
|
|
}
|
|
|
|
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
|
|
get_hkl_direction (HKL hkl)
|
|
{
|
|
switch (PRIMARYLANGID (LOWORD ((DWORD) (gintptr) hkl)))
|
|
{
|
|
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 PangoDirection
|
|
gdk_win32_keymap_get_direction (GdkKeymap *gdk_keymap)
|
|
{
|
|
HKL active_hkl;
|
|
GdkWin32Keymap *keymap;
|
|
|
|
if (gdk_keymap == NULL || gdk_keymap != gdk_keymap_get_default ())
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap_get_default ());
|
|
else
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap);
|
|
|
|
update_keymap (GDK_KEYMAP (keymap));
|
|
|
|
if (keymap->layout_handles->len <= 0)
|
|
active_hkl = GetKeyboardLayout (0);
|
|
else
|
|
active_hkl = g_array_index (keymap->layout_handles, HKL, keymap->active_layout);
|
|
|
|
return get_hkl_direction (active_hkl);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_have_bidi_layouts (GdkKeymap *gdk_keymap)
|
|
{
|
|
GdkWin32Keymap *keymap;
|
|
gboolean have_rtl = FALSE;
|
|
gboolean have_ltr = FALSE;
|
|
gint group;
|
|
|
|
if (gdk_keymap == NULL || gdk_keymap != gdk_keymap_get_default ())
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap_get_default ());
|
|
else
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap);
|
|
|
|
update_keymap (GDK_KEYMAP (keymap));
|
|
|
|
for (group = 0; group < keymap->layout_handles->len; group++)
|
|
{
|
|
if (get_hkl_direction (g_array_index (keymap->layout_handles, HKL, group)) == PANGO_DIRECTION_RTL)
|
|
have_rtl = TRUE;
|
|
else
|
|
have_ltr = TRUE;
|
|
}
|
|
|
|
return have_ltr && have_rtl;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_caps_lock_state (GdkKeymap *keymap)
|
|
{
|
|
(void) keymap;
|
|
|
|
return ((GetKeyState (VK_CAPITAL) & 1) != 0);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_num_lock_state (GdkKeymap *keymap)
|
|
{
|
|
(void) keymap;
|
|
|
|
return ((GetKeyState (VK_NUMLOCK) & 1) != 0);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_scroll_lock_state (GdkKeymap *keymap)
|
|
{
|
|
(void) keymap;
|
|
|
|
return ((GetKeyState (VK_SCROLL) & 1) != 0);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_get_entries_for_keyval (GdkKeymap *gdk_keymap,
|
|
guint keyval,
|
|
GdkKeymapKey **keys,
|
|
gint *n_keys)
|
|
{
|
|
GArray *retval;
|
|
|
|
g_return_val_if_fail (gdk_keymap == NULL || GDK_IS_KEYMAP (gdk_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 (gdk_keymap == NULL || gdk_keymap == gdk_keymap_get_default ())
|
|
{
|
|
gint vk;
|
|
GdkWin32Keymap *keymap;
|
|
|
|
if (gdk_keymap == NULL)
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap_get_default ());
|
|
else
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap);
|
|
|
|
update_keymap (gdk_keymap);
|
|
|
|
for (vk = 0; vk < KEY_STATE_SIZE; vk++)
|
|
{
|
|
gint group;
|
|
|
|
for (group = 0; group < keymap->layout_handles->len; group++)
|
|
{
|
|
GdkWin32KeyLevelState level;
|
|
|
|
for (level = GDK_WIN32_LEVEL_NONE; level < GDK_WIN32_LEVEL_COUNT; level++)
|
|
{
|
|
guint *keygroup;
|
|
|
|
keygroup = &keymap->keysym_tab[(vk * keymap->layout_handles->len + group) * GDK_WIN32_LEVEL_COUNT];
|
|
|
|
if (keygroup[level] == keyval)
|
|
{
|
|
GdkKeymapKey key;
|
|
|
|
key.keycode = vk;
|
|
key.group = group;
|
|
key.level = level;
|
|
g_array_append_val (retval, key);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef G_ENABLE_DEBUG
|
|
if (_gdk_debug_flags & GDK_DEBUG_EVENTS)
|
|
{
|
|
guint 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 *gdk_keymap,
|
|
guint hardware_keycode,
|
|
GdkKeymapKey **keys,
|
|
guint **keyvals,
|
|
gint *n_entries)
|
|
{
|
|
GArray *key_array;
|
|
GArray *keyval_array;
|
|
gint group;
|
|
GdkWin32Keymap *keymap;
|
|
|
|
g_return_val_if_fail (gdk_keymap == NULL || GDK_IS_KEYMAP (gdk_keymap), FALSE);
|
|
g_return_val_if_fail (n_entries != NULL, FALSE);
|
|
|
|
if (hardware_keycode <= 0 ||
|
|
hardware_keycode >= KEY_STATE_SIZE ||
|
|
(keys == NULL && keyvals == NULL) ||
|
|
(gdk_keymap != NULL && gdk_keymap != gdk_keymap_get_default ()))
|
|
{
|
|
/* Wrong keycode or NULL output arrays or wrong keymap */
|
|
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;
|
|
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap_get_default ());
|
|
update_keymap (GDK_KEYMAP (keymap));
|
|
|
|
for (group = 0; group < keymap->layout_handles->len; group++)
|
|
{
|
|
GdkWin32KeyLevelState level;
|
|
|
|
for (level = GDK_WIN32_LEVEL_NONE; level < GDK_WIN32_LEVEL_COUNT; level++)
|
|
{
|
|
if (key_array)
|
|
{
|
|
GdkKeymapKey key;
|
|
|
|
key.keycode = hardware_keycode;
|
|
key.group = group;
|
|
key.level = level;
|
|
g_array_append_val (key_array, key);
|
|
}
|
|
|
|
if (keyval_array)
|
|
{
|
|
guint keyval = keymap->keysym_tab[(hardware_keycode * keymap->layout_handles->len + group) * GDK_WIN32_LEVEL_COUNT + level];
|
|
|
|
g_array_append_val (keyval_array, keyval);
|
|
}
|
|
}
|
|
}
|
|
|
|
*n_entries = group * GDK_WIN32_LEVEL_COUNT;
|
|
|
|
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;
|
|
}
|
|
else
|
|
{
|
|
if (keys)
|
|
*keys = NULL;
|
|
|
|
if (keyvals)
|
|
*keyvals = NULL;
|
|
}
|
|
|
|
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 *gdk_keymap,
|
|
const GdkKeymapKey *key)
|
|
{
|
|
guint sym;
|
|
GdkWin32Keymap *keymap;
|
|
|
|
g_return_val_if_fail (gdk_keymap == NULL || GDK_IS_KEYMAP (gdk_keymap), 0);
|
|
g_return_val_if_fail (key != NULL, 0);
|
|
|
|
/* Accept only the default keymap */
|
|
if (gdk_keymap != NULL && gdk_keymap != gdk_keymap_get_default ())
|
|
return 0;
|
|
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap_get_default ());
|
|
update_keymap (GDK_KEYMAP (keymap));
|
|
|
|
if (key->keycode >= KEY_STATE_SIZE ||
|
|
key->group < 0 || key->group >= keymap->layout_handles->len ||
|
|
key->level < 0 || key->level >= GDK_WIN32_LEVEL_COUNT)
|
|
return 0;
|
|
|
|
sym = keymap->keysym_tab[(key->keycode * keymap->layout_handles->len + key->group) * GDK_WIN32_LEVEL_COUNT + key->level];
|
|
|
|
if (sym == GDK_KEY_VoidSymbol)
|
|
return 0;
|
|
else
|
|
return sym;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_win32_keymap_translate_keyboard_state (GdkKeymap *gdk_keymap,
|
|
guint hardware_keycode,
|
|
GdkModifierType state,
|
|
gint group,
|
|
guint *keyval,
|
|
gint *effective_group,
|
|
gint *level,
|
|
GdkModifierType *consumed_modifiers)
|
|
{
|
|
GdkWin32Keymap *keymap;
|
|
guint tmp_keyval;
|
|
guint *keygroup;
|
|
GdkWin32KeyLevelState shift_level;
|
|
GdkWin32KeyGroupOptions *options;
|
|
GdkModifierType modifiers = GDK_SHIFT_MASK | GDK_LOCK_MASK | GDK_MOD2_MASK;
|
|
|
|
g_return_val_if_fail (gdk_keymap == NULL || GDK_IS_KEYMAP (gdk_keymap), 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 (gdk_keymap != NULL && gdk_keymap != gdk_keymap_get_default ())
|
|
return FALSE;
|
|
|
|
if (hardware_keycode >= KEY_STATE_SIZE)
|
|
return FALSE;
|
|
|
|
keymap = GDK_WIN32_KEYMAP (gdk_keymap_get_default ());
|
|
update_keymap (GDK_KEYMAP (keymap));
|
|
|
|
if (group < 0 || group >= keymap->layout_handles->len)
|
|
return FALSE;
|
|
|
|
options = &g_array_index (keymap->options, GdkWin32KeyGroupOptions, group);
|
|
keygroup = &keymap->keysym_tab[(hardware_keycode * keymap->layout_handles->len + group) * GDK_WIN32_LEVEL_COUNT];
|
|
|
|
if ((state & GDK_LOCK_MASK) &&
|
|
(state & GDK_SHIFT_MASK) &&
|
|
((options->shift_modifiers & GDK_LOCK_MASK) ||
|
|
(keygroup[GDK_WIN32_LEVEL_SHIFT] == gdk_keyval_to_upper (keygroup[GDK_WIN32_LEVEL_NONE]))))
|
|
/* Shift always disables ShiftLock. Shift disables CapsLock for
|
|
* keys with lowercase/uppercase letter pairs.
|
|
*/
|
|
shift_level = GDK_WIN32_LEVEL_NONE;
|
|
else if (state & options->shift_modifiers)
|
|
shift_level = GDK_WIN32_LEVEL_SHIFT;
|
|
else
|
|
shift_level = GDK_WIN32_LEVEL_NONE;
|
|
|
|
if (shift_level == GDK_WIN32_LEVEL_NONE)
|
|
{
|
|
if (state & GDK_MOD2_MASK)
|
|
shift_level = GDK_WIN32_LEVEL_ALTGR;
|
|
}
|
|
else
|
|
{
|
|
if (state & GDK_MOD2_MASK)
|
|
shift_level = GDK_WIN32_LEVEL_SHIFT_ALTGR;
|
|
}
|
|
|
|
/* Drop altgr and shift if there are no keysymbols on
|
|
* the key for those.
|
|
*/
|
|
if (keygroup[shift_level] == GDK_KEY_VoidSymbol)
|
|
{
|
|
switch (shift_level)
|
|
{
|
|
case GDK_WIN32_LEVEL_NONE:
|
|
case GDK_WIN32_LEVEL_ALTGR:
|
|
if (keygroup[GDK_WIN32_LEVEL_NONE] != GDK_KEY_VoidSymbol)
|
|
shift_level = GDK_WIN32_LEVEL_NONE;
|
|
break;
|
|
case GDK_WIN32_LEVEL_SHIFT:
|
|
if (keygroup[GDK_WIN32_LEVEL_NONE] != GDK_KEY_VoidSymbol)
|
|
shift_level = GDK_WIN32_LEVEL_NONE;
|
|
break;
|
|
case GDK_WIN32_LEVEL_SHIFT_ALTGR:
|
|
if (keygroup[GDK_WIN32_LEVEL_ALTGR] != GDK_KEY_VoidSymbol)
|
|
shift_level = GDK_WIN32_LEVEL_ALTGR;
|
|
else if (keygroup[GDK_WIN32_LEVEL_SHIFT] != GDK_KEY_VoidSymbol)
|
|
shift_level = GDK_WIN32_LEVEL_SHIFT;
|
|
else if (keygroup[GDK_WIN32_LEVEL_NONE] != GDK_KEY_VoidSymbol)
|
|
shift_level = GDK_WIN32_LEVEL_NONE;
|
|
break;
|
|
case GDK_WIN32_LEVEL_COUNT:
|
|
g_assert_not_reached ();
|
|
}
|
|
}
|
|
|
|
/* See whether the group and shift level actually mattered
|
|
* to know what to put in consumed_modifiers
|
|
*/
|
|
if ((keygroup[GDK_WIN32_LEVEL_SHIFT] == GDK_KEY_VoidSymbol ||
|
|
keygroup[GDK_WIN32_LEVEL_NONE] == keygroup[GDK_WIN32_LEVEL_SHIFT]) &&
|
|
(keygroup[GDK_WIN32_LEVEL_SHIFT_ALTGR] == GDK_KEY_VoidSymbol ||
|
|
keygroup[GDK_WIN32_LEVEL_ALTGR] == keygroup[GDK_WIN32_LEVEL_SHIFT_ALTGR]))
|
|
modifiers &= ~(GDK_SHIFT_MASK | GDK_LOCK_MASK);
|
|
|
|
if ((keygroup[GDK_WIN32_LEVEL_ALTGR] == GDK_KEY_VoidSymbol ||
|
|
keygroup[GDK_WIN32_LEVEL_NONE] == keygroup[GDK_WIN32_LEVEL_ALTGR]) &&
|
|
(keygroup[GDK_WIN32_LEVEL_SHIFT_ALTGR] == GDK_KEY_VoidSymbol ||
|
|
keygroup[GDK_WIN32_LEVEL_SHIFT] == keygroup[GDK_WIN32_LEVEL_SHIFT_ALTGR]))
|
|
modifiers &= ~GDK_MOD2_MASK;
|
|
|
|
tmp_keyval = keygroup[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 (!(options->shift_modifiers & GDK_LOCK_MASK) &&
|
|
!(state & GDK_SHIFT_MASK) &&
|
|
(state & GDK_LOCK_MASK) &&
|
|
(shift_level < GDK_WIN32_LEVEL_SHIFT_ALTGR))
|
|
{
|
|
guint upper = gdk_keyval_to_upper (tmp_keyval);
|
|
|
|
if (upper == keygroup[shift_level + 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 = modifiers;
|
|
|
|
#if 0
|
|
GDK_NOTE (EVENTS, g_print ("... group=%d level=%d cmods=%#x keyval=%s\n",
|
|
group, shift_level, 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_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_scroll_lock_state = gdk_win32_keymap_get_scroll_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;
|
|
}
|