mirror of https://github.com/MidnightCommander/mc
499 lines
11 KiB
C
499 lines
11 KiB
C
/* gtkeditkey.c - key defs for gtk
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Copyright (C) 1996, 1997 the Free Software Foundation
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Authors: 1996, 1997 Paul Sheer
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include <config.h>
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#include "edit.h"
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#include "editcmddef.h"
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#include <gdk/gdkkeysyms.h>
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int mod_type_key (guint x);
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int (*user_defined_key_function) (unsigned int state, unsigned int keycode, KeySym keysym) = 0;
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int option_interpret_numlock = 0;
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void edit_set_user_key_function (int (*user_def_key_func) (unsigned int, unsigned int, KeySym))
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{
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user_defined_key_function = user_def_key_func;
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}
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int edit_translate_key (unsigned int x_keycode, long x_key, int x_state, int *cmd, int *ch)
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{
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int command = -1;
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int char_for_insertion = -1;
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static long key_map[128] =
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{GDK_BackSpace, CK_BackSpace, GDK_Delete, CK_Delete, GDK_Return, CK_Enter, GDK_Page_Up, CK_Page_Up,
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GDK_Page_Down, CK_Page_Down, GDK_Left, CK_Left, GDK_Right, CK_Right, GDK_Up, CK_Up, GDK_Down, CK_Down,
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GDK_Home, CK_Home, GDK_End, CK_End, GDK_Tab, CK_Tab, GDK_Undo, CK_Undo, GDK_Insert, CK_Toggle_Insert,
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GDK_F3, CK_Mark, GDK_F5, CK_Copy, GDK_F6, CK_Move, GDK_F8, CK_Remove, GDK_F2, CK_Save, GDK_F12, CK_Save_As,
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GDK_F10, CK_Exit, GDK_Escape, CK_Cancel, GDK_F9, CK_Menu,
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GDK_F4, CK_Replace, GDK_F4, CK_Replace_Again, GDK_F17, CK_Find_Again, GDK_F7, CK_Find, GDK_F15, CK_Insert_File, 0, 0};
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static long key_pad_map[10] =
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{GDK_Insert, GDK_End, GDK_Down, GDK_Page_Down, GDK_Left,
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GDK_Down, GDK_Right, GDK_Home, GDK_Up, GDK_Page_Up};
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#define DEFAULT_NUM_LOCK 1
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static int num_lock = DEFAULT_NUM_LOCK;
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static int raw = 0;
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static int compose = 0;
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static int decimal = 0;
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static int hex = 0;
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int i = 0;
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int h;
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if (compose) {
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if (mod_type_key (x_key)) {
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goto fin;
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} else {
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int c;
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compose = 0;
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c = get_international_character (x_key);
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if (c == 1) {
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/* *** */
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#if 0
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get_international_character (0);
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#endif
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goto fin;
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} else if (c) {
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char_for_insertion = c;
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goto fin;
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}
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goto fin;
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}
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}
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if (option_international_characters) {
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if (x_key >= ' ' && x_key <= '~') {
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/* *** */
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#if 0
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extern int compose_key_pressed;
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#endif
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if (compose_key_pressed) {
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int c;
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c = (x_key >= 'A' && x_key <= 'Z') ? x_key - 'A' + 'a' : x_key;
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c = get_international_character ((x_state & ShiftMask) ?
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((c >= 'a' && c <= 'z') ? c + 'A' - 'a' : c)
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: c);
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if (c == 1) {
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compose = 1;
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goto fin;
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}
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compose = 0;
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if (c)
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char_for_insertion = c;
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else
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goto fin;
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}
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}
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}
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if (x_key <= 0 || mod_type_key (x_key))
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goto fin;
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if (raw) {
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if (!x_state) {
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if (strchr ("0123456789abcdefh", x_key)) {
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char u[2] =
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{0, 0};
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if (raw == 3) {
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if (x_key == 'h') {
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char_for_insertion = hex;
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raw = 0;
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goto fin;
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} else {
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if (x_key > '9') {
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raw = 0;
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goto fin;
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}
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}
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}
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decimal += (x_key - '0') * ((int) ("d\n\001")[raw - 1]);
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u[0] = x_key;
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hex += (strcspn ("0123456789abcdef", u) << (4 * (2 - raw)));
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if (raw == 3) {
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char_for_insertion = decimal;
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raw = 0;
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goto fin;
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}
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raw++;
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goto fin;
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}
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}
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if (raw > 1) {
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raw = 0;
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goto fin;
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}
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raw = 0;
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if (x_key == GDK_Return)
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char_for_insertion = '\n';
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else
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char_for_insertion = x_key;
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if (x_state & ControlMask)
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char_for_insertion &= 31;
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if (x_state & (MyAltMask))
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char_for_insertion |= 128;
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goto fin;
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}
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if (user_defined_key_function)
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if ((h = (*(user_defined_key_function)) (x_state, x_keycode, x_key))) {
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command = h;
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goto fin;
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}
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if ((x_state & MyAltMask)) {
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switch ((int) x_key) {
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case GDK_Left:
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case GDK_KP_Left:
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command = CK_Delete_Word_Left;
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goto fin;
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case GDK_Right:
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case GDK_KP_Right:
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command = CK_Delete_Word_Right;
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goto fin;
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case GDK_l:
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case GDK_L:
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command = CK_Goto;
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goto fin;
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case GDK_Insert:
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case GDK_KP_Insert:
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command = CK_Selection_History;
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goto fin;
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case GDK_Up:
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case GDK_KP_Up:
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command = CK_Scroll_Up;
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goto fin;
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case GDK_Down:
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case GDK_KP_Down:
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command = CK_Scroll_Down;
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goto fin;
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case GDK_Delete:
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case GDK_KP_Delete:
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command = CK_Delete_To_Line_End;
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goto fin;
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case GDK_BackSpace:
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command = CK_Delete_To_Line_Begin;
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goto fin;
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case GDK_m:
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case GDK_M:
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command = CK_Mail;
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goto fin;
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case GDK_x:
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case GDK_X:
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command = CK_Save_And_Quit;
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goto fin;
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case GDK_p:
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case GDK_P:
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command = CK_Paragraph_Format;
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goto fin;
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}
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}
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if ((x_state & MyAltMask) && (x_state & ShiftMask)) {
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switch ((int) x_key) {
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case GDK_Up:
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case GDK_KP_Up:
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command = CK_Scroll_Up_Highlight;
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goto fin;
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case GDK_Down:
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case GDK_KP_Down:
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command = CK_Scroll_Down_Highlight;
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goto fin;
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}
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}
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if (!(x_state & MyAltMask)) {
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if ((x_key == GDK_a || x_key == GDK_A) && (x_state & ControlMask)) {
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#if 0
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command = CK_Macro (CKeySymMod (CRawkeyQuery (0, 0, 0, " Execute Macro ", " Press macro hotkey: ")));
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if (command == CK_Macro (0))
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#endif
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command = -1;
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goto fin;
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}
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if (x_key == GDK_Num_Lock && option_interpret_numlock) {
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num_lock = 1 - num_lock;
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goto fin;
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}
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switch ((int) x_key) {
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case GDK_KP_Home:
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x_key = GDK_Home;
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break;
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case GDK_KP_End:
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x_key = GDK_End;
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break;
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case GDK_KP_Page_Up:
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x_key = GDK_Page_Up;
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break;
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case GDK_KP_Page_Down:
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x_key = GDK_Page_Down;
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break;
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case GDK_KP_Up:
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x_key = GDK_Up;
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break;
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case GDK_KP_Down:
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x_key = GDK_Down;
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break;
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case GDK_KP_Left:
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x_key = GDK_Left;
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break;
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case GDK_KP_Right:
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x_key = GDK_Right;
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break;
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case GDK_KP_Insert:
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x_key = GDK_Insert;
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break;
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case GDK_KP_Delete:
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x_key = GDK_Delete;
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break;
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case GDK_KP_Enter:
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x_key = GDK_Return;
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break;
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case GDK_KP_Add:
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x_key = GDK_plus;
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break;
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case GDK_KP_Subtract:
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x_key = GDK_minus;
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break;
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}
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/* first translate the key-pad */
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if (num_lock) {
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if (x_key >= GDK_R1 && x_key <= GDK_R9) {
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x_key = key_pad_map[x_key - GDK_R1 + 1];
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} else if (x_key >= GDK_KP_0 && x_key <= GDK_KP_9) {
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x_key = key_pad_map[x_key - GDK_KP_0];
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} else if (x_key == GDK_KP_Decimal) {
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x_key = GDK_Delete;
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}
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} else {
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if (x_key >= GDK_KP_0 && x_key <= GDK_KP_9) {
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x_key += GDK_0 - GDK_KP_0;
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}
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if (x_key == GDK_KP_Decimal) {
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x_key = GDK_period;
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}
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}
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if ((x_state & ShiftMask) && (x_state & ControlMask)) {
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switch ((int) x_key) {
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case GDK_Page_Up:
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command = CK_Beginning_Of_Text_Highlight;
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goto fin;
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case GDK_Page_Down:
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command = CK_End_Of_Text_Highlight;
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goto fin;
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case GDK_Left:
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command = CK_Word_Left_Highlight;
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goto fin;
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case GDK_Right:
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command = CK_Word_Right_Highlight;
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goto fin;
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case GDK_Up:
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command = CK_Paragraph_Up_Highlight;
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goto fin;
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case GDK_Down:
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command = CK_Paragraph_Down_Highlight;
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goto fin;
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case GDK_Home:
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command = CK_Begin_Page_Highlight;
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goto fin;
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case GDK_End:
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command = CK_End_Page_Highlight;
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goto fin;
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}
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}
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if ((x_state & ShiftMask) && !(x_state & ControlMask)) {
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switch ((int) x_key) {
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case GDK_Page_Up:
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command = CK_Page_Up_Highlight;
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goto fin;
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case GDK_Page_Down:
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command = CK_Page_Down_Highlight;
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goto fin;
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case GDK_Left:
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command = CK_Left_Highlight;
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goto fin;
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case GDK_Right:
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command = CK_Right_Highlight;
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goto fin;
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case GDK_Up:
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command = CK_Up_Highlight;
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goto fin;
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case GDK_Down:
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command = CK_Down_Highlight;
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goto fin;
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case GDK_Home:
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command = CK_Home_Highlight;
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goto fin;
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case GDK_End:
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command = CK_End_Highlight;
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goto fin;
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case GDK_Insert:
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command = CK_XPaste;
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goto fin;
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case GDK_Delete:
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command = CK_XCut;
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goto fin;
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case GDK_Return:
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command = CK_Return;
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goto fin;
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/* this parallel F12, F19, F15, and F17 for some systems */
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case GDK_F2:
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command = CK_Save_As;
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goto fin;
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case GDK_F5:
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command = CK_Insert_File;
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goto fin;
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case GDK_F7:
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command = CK_Find_Again;
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goto fin;
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case GDK_F4:
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command = CK_Replace_Again;
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goto fin;
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case GDK_F3:
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command = CK_Run_Another;
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goto fin;
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}
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}
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/* things that need a control key */
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if (x_state & ControlMask) {
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switch ((int) x_key) {
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case GDK_F1:
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command = CK_Man_Page;
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goto fin;
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case GDK_U:
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case GDK_u:
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case GDK_BackSpace:
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command = CK_Undo;
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goto fin;
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case GDK_Page_Up:
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command = CK_Beginning_Of_Text;
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goto fin;
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case GDK_Page_Down:
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command = CK_End_Of_Text;
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goto fin;
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case GDK_Up:
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command = CK_Paragraph_Up;
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goto fin;
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case GDK_Down:
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command = CK_Paragraph_Down;
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goto fin;
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case GDK_Left:
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command = CK_Word_Left;
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goto fin;
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case GDK_Right:
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command = CK_Word_Right;
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goto fin;
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case GDK_Home:
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command = CK_Begin_Page;
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goto fin;
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case GDK_End:
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command = CK_End_Page;
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goto fin;
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case GDK_N:
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case GDK_n:
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command = CK_New;
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goto fin;
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case GDK_O:
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case GDK_o:
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command = CK_Load;
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goto fin;
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case GDK_D:
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case GDK_d:
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command = CK_Date;
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goto fin;
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case GDK_Q:
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case GDK_q:
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raw = 1;
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decimal = 0;
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hex = 0;
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goto fin;
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case GDK_F:
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case GDK_f:
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command = CK_Save_Block;
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goto fin;
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case GDK_F5:
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case GDK_F15:
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command = CK_Insert_File;
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goto fin;
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case GDK_Insert:
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command = CK_XStore;
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goto fin;
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case GDK_y:
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case GDK_Y:
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command = CK_Delete_Line;
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goto fin;
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case GDK_Delete:
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command = CK_Remove;
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goto fin;
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case GDK_F2:
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command = CK_Save_Desktop;
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goto fin;
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case GDK_F3:
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command = CK_New_Window;
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goto fin;
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case GDK_F6:
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command = CK_Cycle;
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goto fin;
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case GDK_F10:
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command = CK_Check_Save_And_Quit;
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goto fin;
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case GDK_Tab:
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case GDK_KP_Tab:
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command = CK_Complete;
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goto fin;
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case GDK_b:
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command = CK_Column_Mark;
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goto fin;
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}
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}
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/* an ordinary ascii character or international character */
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if (!(x_state & MyAltMask)) {
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if (!(x_state & ControlMask)) {
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if ((x_key >= GDK_space && x_key <= GDK_asciitilde) || ((x_key >= 160 && x_key < 256) && option_international_characters)) {
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char_for_insertion = x_key;
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goto fin;
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}
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/* other commands */
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if (!(x_state & ShiftMask)) {
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i = 0;
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while (key_map[i] != x_key && key_map[i])
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i += 2;
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command = key_map[i + 1];
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if (command)
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goto fin;
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}
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}
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}
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}
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fin:
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*cmd = command;
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*ch = char_for_insertion;
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if ((command == -1 || command == 0) && char_for_insertion == -1) /* unchanged, key has no function here */
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return 0;
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return 1;
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}
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