0685b1b65c
git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@63 423420c4-83ab-492f-b58f-81f9feb106b5
1348 lines
28 KiB
C
1348 lines
28 KiB
C
/*
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rdesktop: A Remote Desktop Protocol client.
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User interface services - X Window System
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Copyright (C) Matthew Chapman 1999-2001
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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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*/
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/XKBlib.h>
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#include <time.h>
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#include <errno.h>
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#include "rdesktop.h"
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extern char keymapname[16];
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extern int keylayout;
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extern int width;
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extern int height;
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extern BOOL sendmotion;
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extern BOOL fullscreen;
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Display *display;
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XkbDescPtr xkb;
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static int x_socket;
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static Window wnd;
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static GC gc;
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static Visual *visual;
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static int depth;
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static int bpp;
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/* endianness */
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static BOOL host_be;
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static BOOL xserver_be;
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/* software backing store */
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static BOOL ownbackstore;
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static Pixmap backstore;
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/* needed to keep track of the modifiers */
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static unsigned int numlock_modifier_mask = 0;
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static unsigned int key_down_state = 0;
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#define DShift1Mask (1<<0)
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#define DLockMask (1<<1)
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#define DControl1Mask (1<<2)
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#define DMod1Mask (1<<3)
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#define DMod2Mask (1<<4)
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#define DMod3Mask (1<<5)
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#define DMod4Mask (1<<6)
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#define DMod5Mask (1<<7)
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#define DShift2Mask (1<<8)
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#define DControl2Mask (1<<9)
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#define DNumLockMask (1<<10)
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#define FILL_RECTANGLE(x,y,cx,cy)\
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{ \
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XFillRectangle(display, wnd, gc, x, y, cx, cy); \
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if (ownbackstore) \
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XFillRectangle(display, backstore, gc, x, y, cx, cy); \
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}
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/* colour maps */
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static BOOL owncolmap;
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static Colormap xcolmap;
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static uint32 white;
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static uint32 *colmap;
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#define TRANSLATE(col) ( owncolmap ? col : translate_colour(colmap[col]) )
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#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col));
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#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col));
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static int rop2_map[] = {
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GXclear, /* 0 */
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GXnor, /* DPon */
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GXandInverted, /* DPna */
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GXcopyInverted, /* Pn */
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GXandReverse, /* PDna */
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GXinvert, /* Dn */
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GXxor, /* DPx */
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GXnand, /* DPan */
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GXand, /* DPa */
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GXequiv, /* DPxn */
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GXnoop, /* D */
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GXorInverted, /* DPno */
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GXcopy, /* P */
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GXorReverse, /* PDno */
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GXor, /* DPo */
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GXset /* 1 */
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};
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#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, rop2_map[rop2]); }
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#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, GXcopy); }
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void xwin_get_numlock_mask();
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void xwin_mod_update(uint32 state, uint32 ev_time);
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void xwin_mod_release(uint32 state, uint32 ev_time, uint32 scancode);
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void xwin_mod_press(uint32 state, uint32 ev_time, uint32 scancode);
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static void
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translate8(uint8 * data, uint8 * out, uint8 * end)
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{
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while (out < end)
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*(out++) = (uint8) colmap[*(data++)];
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}
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static void
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translate16(uint8 * data, uint16 * out, uint16 * end)
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{
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while (out < end)
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*(out++) = (uint16) colmap[*(data++)];
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}
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/* little endian - conversion happens when colourmap is built */
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static void
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translate24(uint8 * data, uint8 * out, uint8 * end)
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{
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uint32 value;
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while (out < end)
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{
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value = colmap[*(data++)];
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*(out++) = value;
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*(out++) = value >> 8;
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*(out++) = value >> 16;
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}
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}
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static void
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translate32(uint8 * data, uint32 * out, uint32 * end)
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{
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while (out < end)
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*(out++) = colmap[*(data++)];
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}
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static uint8 *
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translate_image(int width, int height, uint8 * data)
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{
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int size = width * height * bpp / 8;
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uint8 *out = xmalloc(size);
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uint8 *end = out + size;
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switch (bpp)
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{
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case 8:
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translate8(data, out, end);
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break;
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case 16:
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translate16(data, (uint16 *) out, (uint16 *) end);
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break;
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case 24:
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translate24(data, out, end);
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break;
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case 32:
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translate32(data, (uint32 *) out, (uint32 *) end);
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break;
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}
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return out;
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}
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#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); }
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#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); }
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#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \
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x = (x << 16) | (x >> 16); }
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static uint32
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translate_colour(uint32 colour)
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{
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switch (bpp)
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{
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case 16:
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if (host_be != xserver_be)
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BSWAP16(colour);
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break;
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case 24:
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if (xserver_be)
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BSWAP24(colour);
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break;
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case 32:
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if (host_be != xserver_be)
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BSWAP32(colour);
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break;
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}
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return colour;
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}
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BOOL
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ui_create_window(char *title)
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{
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XSetWindowAttributes attribs;
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XClassHint *classhints;
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XSizeHints *sizehints;
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unsigned long input_mask;
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XPixmapFormatValues *pfm;
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Screen *screen;
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uint16 test;
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int i;
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int xkb_minor, xkb_major;
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int xkb_event, xkb_error, xkb_reason;
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/* compare compiletime libs with runtime libs. */
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xkb_major = XkbMajorVersion;
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xkb_minor = XkbMinorVersion;
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if (XkbLibraryVersion(&xkb_major, &xkb_minor) == False)
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{
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error("please re-compile rdesktop\ncompile time version of xkb is not compatible with\nyour runtime version of the library\n");
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return False;
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}
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display =
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XkbOpenDisplay(NULL, &xkb_event, &xkb_error, &xkb_major,
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&xkb_minor, &xkb_reason);
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switch (xkb_reason)
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{
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case XkbOD_BadLibraryVersion:
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error("XkbOD_BadLibraryVersion: XKB extensions in server and the library rdesktop is linked against aren't compatible with each other.\n");
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break;
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case XkbOD_ConnectionRefused:
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error("XkbOD_ConnectionRefused\n");
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break;
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case XkbOD_BadServerVersion:
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error("XkbOD_BadServerVersion\n");
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break;
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case XkbOD_NonXkbServer:
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error("XkbOD_NonXkbServer: XKB extension not present in server\nupdate your X server.\n");
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break;
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case XkbOD_Success:
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DEBUG("XkbOD_Success: Connection established with display\n");
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break;
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}
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if (display == NULL)
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{
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error("Failed to open display\n");
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return False;
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}
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x_socket = ConnectionNumber(display);
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screen = DefaultScreenOfDisplay(display);
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visual = DefaultVisualOfScreen(screen);
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depth = DefaultDepthOfScreen(screen);
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pfm = XListPixmapFormats(display, &i);
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if (pfm != NULL)
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{
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/* Use maximum bpp for this depth - this is generally
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desirable, e.g. 24 bits->32 bits. */
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while (i--)
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{
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if ((pfm[i].depth == depth)
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&& (pfm[i].bits_per_pixel > bpp))
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{
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bpp = pfm[i].bits_per_pixel;
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}
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}
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XFree(pfm);
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}
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if (bpp < 8)
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{
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error("Less than 8 bpp not currently supported.\n");
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XCloseDisplay(display);
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return False;
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}
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if (depth <= 8)
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owncolmap = True;
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else
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xcolmap = DefaultColormapOfScreen(screen);
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test = 1;
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host_be = !(BOOL) (*(uint8 *) (&test));
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xserver_be = (ImageByteOrder(display) == MSBFirst);
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white = WhitePixelOfScreen(screen);
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attribs.background_pixel = BlackPixelOfScreen(screen);
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attribs.backing_store = DoesBackingStore(screen);
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if (attribs.backing_store == NotUseful)
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ownbackstore = True;
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if (fullscreen)
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{
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attribs.override_redirect = True;
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width = WidthOfScreen(screen);
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height = HeightOfScreen(screen);
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}
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else
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{
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attribs.override_redirect = False;
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}
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width = (width + 3) & ~3; /* make width a multiple of 32 bits */
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wnd = XCreateWindow(display, RootWindowOfScreen(screen),
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0, 0, width, height, 0, CopyFromParent,
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InputOutput, CopyFromParent,
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CWBackingStore | CWBackPixel | CWOverrideRedirect,
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&attribs);
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XStoreName(display, wnd, title);
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classhints = XAllocClassHint();
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if (classhints != NULL)
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{
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classhints->res_name = classhints->res_class = "rdesktop";
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XSetClassHint(display, wnd, classhints);
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XFree(classhints);
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}
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sizehints = XAllocSizeHints();
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if (sizehints)
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{
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sizehints->flags = PMinSize | PMaxSize;
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sizehints->min_width = sizehints->max_width = width;
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sizehints->min_height = sizehints->max_height = height;
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XSetWMNormalHints(display, wnd, sizehints);
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XFree(sizehints);
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}
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xkeymap_init();
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input_mask = KeyPressMask | KeyReleaseMask |
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ButtonPressMask | ButtonReleaseMask |
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EnterWindowMask | LeaveWindowMask;
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if (sendmotion)
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input_mask |= PointerMotionMask;
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if (ownbackstore)
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input_mask |= ExposureMask;
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XSelectInput(display, wnd, input_mask);
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gc = XCreateGC(display, wnd, 0, NULL);
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if (ownbackstore)
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backstore = XCreatePixmap(display, wnd, width, height, depth);
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XMapWindow(display, wnd);
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/* TODO: error texts... make them friendly. */
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xkb = XkbGetKeyboard(display, XkbAllComponentsMask, XkbUseCoreKbd);
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if ((int) xkb == BadAlloc || xkb == NULL)
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{
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error("XkbGetKeyboard failed.\n");
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exit(0);
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}
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/* TODO: error texts... make them friendly. */
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if (XkbSelectEvents
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(display, xkb->device_spec, XkbAllEventsMask,
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XkbAllEventsMask) == False)
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{
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error("XkbSelectEvents failed.\n");
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exit(0);
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}
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xwin_get_numlock_mask();
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return True;
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}
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void
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xwin_get_numlock_mask()
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{
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KeyCode numlockcode;
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KeyCode *keycode;
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XModifierKeymap *modmap;
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int i, j;
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/* Find out if numlock is already defined as a modifier key, and if so where */
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numlockcode = XKeysymToKeycode(display, 0xFF7F); /* XF_Num_Lock = 0xFF7F */
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if (numlockcode)
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{
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modmap = XGetModifierMapping(display);
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if (modmap)
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{
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keycode = modmap->modifiermap;
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for (i = 0; i < 8; i++)
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for (j = modmap->max_keypermod; j--;)
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{
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if (*keycode == numlockcode)
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{
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numlock_modifier_mask =
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(1 << i);
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i = 8;
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break;
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}
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keycode++;
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}
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if (!numlock_modifier_mask)
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{
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modmap->modifiermap[7 *
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modmap->max_keypermod] =
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numlockcode;
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if (XSetModifierMapping(display, modmap) ==
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MappingSuccess)
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numlock_modifier_mask = (1 << 7);
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else
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printf("XSetModifierMapping failed!\n");
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}
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XFreeModifiermap(modmap);
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}
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}
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if (!numlock_modifier_mask)
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printf("WARNING: Failed to get a numlock modifier mapping.\n");
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}
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void
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ui_destroy_window()
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{
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if (xkb != NULL)
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XkbFreeKeyboard(xkb, XkbAllControlsMask, True);
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if (ownbackstore)
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XFreePixmap(display, backstore);
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XFreeGC(display, gc);
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XDestroyWindow(display, wnd);
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XCloseDisplay(display);
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display = NULL;
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}
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static void
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xwin_process_events()
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{
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XEvent xevent;
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KeySym keysym;
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uint8 scancode;
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uint16 button, flags;
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uint32 ev_time;
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uint32 tmpmods;
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while (XCheckMaskEvent(display, ~0, &xevent))
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{
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ev_time = time(NULL);
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flags = 0;
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switch (xevent.type)
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{
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case KeyRelease:
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flags = KBD_FLAG_DOWN | KBD_FLAG_UP;
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/* fall through */
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case KeyPress:
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if (XkbTranslateKeyCode
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(xkb, xevent.xkey.keycode,
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xevent.xkey.state, &tmpmods,
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&keysym) == False)
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break;
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scancode =
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xkeymap_translate_key(keysym,
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xevent.xkey.
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keycode,
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&flags);
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if (scancode == 0)
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break;
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/* keep track of the modifiers -- needed for stickykeys... */
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if (xevent.type == KeyPress)
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xwin_mod_press(xevent.xkey.state,
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ev_time, scancode);
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|
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE,
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flags, scancode, 0);
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if (xevent.type == KeyRelease)
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xwin_mod_release(xevent.xkey.state,
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ev_time, scancode);
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break;
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case ButtonPress:
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flags = MOUSE_FLAG_DOWN;
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/* fall through */
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case ButtonRelease:
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button = xkeymap_translate_button(xevent.
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xbutton.
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button);
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if (button == 0)
|
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break;
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rdp_send_input(ev_time, RDP_INPUT_MOUSE,
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flags | button,
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xevent.xbutton.x,
|
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xevent.xbutton.y);
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break;
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case MotionNotify:
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rdp_send_input(ev_time, RDP_INPUT_MOUSE,
|
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MOUSE_FLAG_MOVE,
|
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xevent.xmotion.x,
|
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xevent.xmotion.y);
|
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break;
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|
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case EnterNotify:
|
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XGrabKeyboard(display, wnd, True,
|
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GrabModeAsync, GrabModeAsync,
|
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CurrentTime);
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|
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xwin_mod_update(xevent.xcrossing.state,
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ev_time);
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break;
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case LeaveNotify:
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XUngrabKeyboard(display, CurrentTime);
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break;
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case Expose:
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XCopyArea(display, backstore, wnd, gc,
|
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xevent.xexpose.x, xevent.xexpose.y,
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xevent.xexpose.width,
|
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xevent.xexpose.height,
|
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xevent.xexpose.x, xevent.xexpose.y);
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break;
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}
|
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}
|
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}
|
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|
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void
|
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xwin_mod_update(uint32 state, uint32 ev_time)
|
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{
|
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xwin_mod_press(state, ev_time, 0);
|
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xwin_mod_release(state, ev_time, 0);
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}
|
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|
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void
|
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xwin_mod_release(uint32 state, uint32 ev_time, uint32 scancode)
|
|
{
|
|
switch (scancode)
|
|
{
|
|
case 0x2a:
|
|
key_down_state &= ~DShift1Mask;
|
|
break;
|
|
case 0x36:
|
|
key_down_state &= ~DShift2Mask;
|
|
break;
|
|
case 0x1d:
|
|
key_down_state &= ~DControl1Mask;
|
|
break;
|
|
case 0x9d:
|
|
key_down_state &= ~DControl2Mask;
|
|
break;
|
|
case 0x38:
|
|
key_down_state &= ~DMod1Mask;
|
|
break;
|
|
case 0xb8:
|
|
key_down_state &= ~DMod2Mask;
|
|
break;
|
|
}
|
|
|
|
if (!(numlock_modifier_mask & state)
|
|
&& (key_down_state & DNumLockMask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, 0, 0x45, 0);
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE,
|
|
KBD_FLAG_DOWN | KBD_FLAG_UP, 0x45, 0);
|
|
key_down_state &= ~DNumLockMask;
|
|
}
|
|
|
|
if (!(LockMask & state) && (key_down_state & DLockMask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, 0, 0x3a, 0);
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE,
|
|
KBD_FLAG_DOWN | KBD_FLAG_UP, 0x3a, 0);
|
|
key_down_state &= ~DLockMask;
|
|
|
|
}
|
|
|
|
|
|
if (!(ShiftMask & state) && (key_down_state & DShift1Mask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0x2a,
|
|
0);
|
|
key_down_state &= ~DShift1Mask;
|
|
|
|
}
|
|
|
|
if (!(ControlMask & state) && (key_down_state & DControl1Mask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0x1d,
|
|
0);
|
|
key_down_state &= ~DControl1Mask;
|
|
|
|
}
|
|
|
|
if (!(Mod1Mask & state) && (key_down_state & DMod1Mask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0x38,
|
|
0);
|
|
key_down_state &= ~DMod1Mask;
|
|
|
|
}
|
|
|
|
if (!(Mod2Mask & state) && (key_down_state & DMod2Mask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0xb8,
|
|
0);
|
|
key_down_state &= ~DMod2Mask;
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
xwin_mod_press(uint32 state, uint32 ev_time, uint32 scancode)
|
|
{
|
|
|
|
switch (scancode)
|
|
{
|
|
case 0x2a:
|
|
key_down_state |= DShift1Mask;
|
|
break;
|
|
case 0x36:
|
|
key_down_state |= DShift2Mask;
|
|
break;
|
|
case 0x1d:
|
|
key_down_state |= DControl1Mask;
|
|
break;
|
|
case 0x9d:
|
|
key_down_state |= DControl2Mask;
|
|
break;
|
|
case 0x3a:
|
|
key_down_state ^= DLockMask;
|
|
break;
|
|
case 0x45:
|
|
key_down_state ^= DNumLockMask;
|
|
break;
|
|
case 0x38:
|
|
key_down_state |= DMod1Mask;
|
|
break;
|
|
case 0xb8:
|
|
key_down_state |= DMod2Mask;
|
|
break;
|
|
}
|
|
|
|
if ((numlock_modifier_mask && state)
|
|
&& !(key_down_state & DNumLockMask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, 0, 0x45, 0);
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE,
|
|
KBD_FLAG_DOWN | KBD_FLAG_UP, 0x45, 0);
|
|
key_down_state |= DNumLockMask;
|
|
}
|
|
|
|
if ((LockMask & state) && !(key_down_state & DLockMask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, 0, 0x3a, 0);
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE,
|
|
KBD_FLAG_DOWN | KBD_FLAG_UP, 0x3a, 0);
|
|
key_down_state |= DLockMask;
|
|
|
|
}
|
|
|
|
|
|
if ((ShiftMask & state)
|
|
&& !((key_down_state & DShift1Mask)
|
|
|| (key_down_state & DShift2Mask)))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN,
|
|
0x2a, 0);
|
|
key_down_state |= DShift1Mask;
|
|
|
|
}
|
|
|
|
if ((ControlMask & state)
|
|
&& !((key_down_state & DControl1Mask)
|
|
|| (key_down_state & DControl2Mask)))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN,
|
|
0x1d, 0);
|
|
key_down_state |= DControl1Mask;
|
|
|
|
}
|
|
|
|
if ((Mod1Mask & state) && !(key_down_state & DMod1Mask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN,
|
|
0x38, 0);
|
|
key_down_state |= DMod1Mask;
|
|
|
|
}
|
|
|
|
if ((Mod2Mask & state) && !(key_down_state & DMod2Mask))
|
|
{
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN,
|
|
0xb8, 0);
|
|
key_down_state |= DMod2Mask;
|
|
|
|
}
|
|
}
|
|
|
|
void
|
|
ui_select(int rdp_socket)
|
|
{
|
|
int n = (rdp_socket > x_socket) ? rdp_socket + 1 : x_socket + 1;
|
|
fd_set rfds;
|
|
|
|
FD_ZERO(&rfds);
|
|
|
|
while (True)
|
|
{
|
|
FD_ZERO(&rfds);
|
|
FD_SET(rdp_socket, &rfds);
|
|
if (display != NULL)
|
|
{
|
|
FD_SET(x_socket, &rfds);
|
|
XFlush(display);
|
|
}
|
|
|
|
switch (select(n, &rfds, NULL, NULL, NULL))
|
|
{
|
|
case -1:
|
|
error("select: %s\n", strerror(errno));
|
|
|
|
case 0:
|
|
continue;
|
|
}
|
|
|
|
if (FD_ISSET(x_socket, &rfds))
|
|
xwin_process_events();
|
|
|
|
if (FD_ISSET(rdp_socket, &rfds))
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
ui_move_pointer(int x, int y)
|
|
{
|
|
XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y);
|
|
}
|
|
|
|
HBITMAP
|
|
ui_create_bitmap(int width, int height, uint8 * data)
|
|
{
|
|
XImage *image;
|
|
Pixmap bitmap;
|
|
uint8 *tdata;
|
|
|
|
tdata = (owncolmap ? data : translate_image(width, height, data));
|
|
bitmap = XCreatePixmap(display, wnd, width, height, depth);
|
|
image = XCreateImage(display, visual, depth, ZPixmap,
|
|
0, tdata, width, height, 8, 0);
|
|
|
|
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height);
|
|
|
|
XFree(image);
|
|
if (!owncolmap)
|
|
xfree(tdata);
|
|
return (HBITMAP) bitmap;
|
|
}
|
|
|
|
void
|
|
ui_paint_bitmap(int x, int y, int cx, int cy,
|
|
int width, int height, uint8 * data)
|
|
{
|
|
XImage *image;
|
|
uint8 *tdata;
|
|
|
|
tdata = (owncolmap ? data : translate_image(width, height, data));
|
|
image = XCreateImage(display, visual, depth, ZPixmap,
|
|
0, tdata, width, height, 8, 0);
|
|
|
|
if (ownbackstore)
|
|
{
|
|
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy);
|
|
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y);
|
|
}
|
|
else
|
|
{
|
|
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy);
|
|
}
|
|
|
|
XFree(image);
|
|
if (!owncolmap)
|
|
xfree(tdata);
|
|
}
|
|
|
|
void
|
|
ui_destroy_bitmap(HBITMAP bmp)
|
|
{
|
|
XFreePixmap(display, (Pixmap) bmp);
|
|
}
|
|
|
|
HGLYPH
|
|
ui_create_glyph(int width, int height, uint8 * data)
|
|
{
|
|
XImage *image;
|
|
Pixmap bitmap;
|
|
int scanline;
|
|
GC gc;
|
|
|
|
scanline = (width + 7) / 8;
|
|
|
|
bitmap = XCreatePixmap(display, wnd, width, height, 1);
|
|
gc = XCreateGC(display, bitmap, 0, NULL);
|
|
|
|
image = XCreateImage(display, visual, 1, ZPixmap, 0,
|
|
data, width, height, 8, scanline);
|
|
image->byte_order = MSBFirst;
|
|
image->bitmap_bit_order = MSBFirst;
|
|
XInitImage(image);
|
|
|
|
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height);
|
|
|
|
XFree(image);
|
|
XFreeGC(display, gc);
|
|
return (HGLYPH) bitmap;
|
|
}
|
|
|
|
void
|
|
ui_destroy_glyph(HGLYPH glyph)
|
|
{
|
|
XFreePixmap(display, (Pixmap) glyph);
|
|
}
|
|
|
|
HCURSOR
|
|
ui_create_cursor(unsigned int x, unsigned int y, int width,
|
|
int height, uint8 * andmask, uint8 * xormask)
|
|
{
|
|
HGLYPH maskglyph, cursorglyph;
|
|
XColor bg, fg;
|
|
Cursor xcursor;
|
|
uint8 *cursor, *pcursor;
|
|
uint8 *mask, *pmask;
|
|
uint8 nextbit;
|
|
int scanline, offset;
|
|
int i, j;
|
|
|
|
scanline = (width + 7) / 8;
|
|
offset = scanline * height;
|
|
|
|
cursor = xmalloc(offset);
|
|
memset(cursor, 0, offset);
|
|
|
|
mask = xmalloc(offset);
|
|
memset(mask, 0, offset);
|
|
|
|
/* approximate AND and XOR masks with a monochrome X pointer */
|
|
for (i = 0; i < height; i++)
|
|
{
|
|
offset -= scanline;
|
|
pcursor = &cursor[offset];
|
|
pmask = &mask[offset];
|
|
|
|
for (j = 0; j < scanline; j++)
|
|
{
|
|
for (nextbit = 0x80; nextbit != 0; nextbit >>= 1)
|
|
{
|
|
if (xormask[0] || xormask[1] || xormask[2])
|
|
{
|
|
*pcursor |= (~(*andmask) & nextbit);
|
|
*pmask |= nextbit;
|
|
}
|
|
else
|
|
{
|
|
*pcursor |= ((*andmask) & nextbit);
|
|
*pmask |= (~(*andmask) & nextbit);
|
|
}
|
|
|
|
xormask += 3;
|
|
}
|
|
|
|
andmask++;
|
|
pcursor++;
|
|
pmask++;
|
|
}
|
|
}
|
|
|
|
fg.red = fg.blue = fg.green = 0xffff;
|
|
bg.red = bg.blue = bg.green = 0x0000;
|
|
fg.flags = bg.flags = DoRed | DoBlue | DoGreen;
|
|
|
|
cursorglyph = ui_create_glyph(width, height, cursor);
|
|
maskglyph = ui_create_glyph(width, height, mask);
|
|
|
|
xcursor = XCreatePixmapCursor(display, (Pixmap) cursorglyph,
|
|
(Pixmap) maskglyph, &fg, &bg, x, y);
|
|
|
|
ui_destroy_glyph(maskglyph);
|
|
ui_destroy_glyph(cursorglyph);
|
|
xfree(mask);
|
|
xfree(cursor);
|
|
return (HCURSOR) xcursor;
|
|
}
|
|
|
|
void
|
|
ui_set_cursor(HCURSOR cursor)
|
|
{
|
|
XDefineCursor(display, wnd, (Cursor) cursor);
|
|
}
|
|
|
|
void
|
|
ui_destroy_cursor(HCURSOR cursor)
|
|
{
|
|
XFreeCursor(display, (Cursor) cursor);
|
|
}
|
|
|
|
#define MAKE_XCOLOR(xc,c) \
|
|
(xc)->red = ((c)->red << 8) | (c)->red; \
|
|
(xc)->green = ((c)->green << 8) | (c)->green; \
|
|
(xc)->blue = ((c)->blue << 8) | (c)->blue; \
|
|
(xc)->flags = DoRed | DoGreen | DoBlue;
|
|
|
|
HCOLOURMAP
|
|
ui_create_colourmap(COLOURMAP * colours)
|
|
{
|
|
COLOURENTRY *entry;
|
|
int i, ncolours = colours->ncolours;
|
|
|
|
if (owncolmap)
|
|
{
|
|
XColor *xcolours, *xentry;
|
|
Colormap map;
|
|
|
|
xcolours = xmalloc(sizeof(XColor) * ncolours);
|
|
for (i = 0; i < ncolours; i++)
|
|
{
|
|
entry = &colours->colours[i];
|
|
xentry = &xcolours[i];
|
|
xentry->pixel = i;
|
|
MAKE_XCOLOR(xentry, entry);
|
|
}
|
|
|
|
map = XCreateColormap(display, wnd, visual, AllocAll);
|
|
XStoreColors(display, map, xcolours, ncolours);
|
|
|
|
xfree(xcolours);
|
|
return (HCOLOURMAP) map;
|
|
}
|
|
else
|
|
{
|
|
uint32 *map = xmalloc(sizeof(*colmap) * ncolours);
|
|
XColor xentry;
|
|
uint32 colour;
|
|
|
|
for (i = 0; i < ncolours; i++)
|
|
{
|
|
entry = &colours->colours[i];
|
|
MAKE_XCOLOR(&xentry, entry);
|
|
|
|
if (XAllocColor(display, xcolmap, &xentry) != 0)
|
|
colour = xentry.pixel;
|
|
else
|
|
colour = white;
|
|
|
|
/* byte swap here to make translate_image faster */
|
|
map[i] = translate_colour(colour);
|
|
}
|
|
|
|
return map;
|
|
}
|
|
}
|
|
|
|
void
|
|
ui_destroy_colourmap(HCOLOURMAP map)
|
|
{
|
|
if (owncolmap)
|
|
XFreeColormap(display, (Colormap) map);
|
|
else
|
|
xfree(map);
|
|
}
|
|
|
|
void
|
|
ui_set_colourmap(HCOLOURMAP map)
|
|
{
|
|
if (owncolmap)
|
|
XSetWindowColormap(display, wnd, (Colormap) map);
|
|
else
|
|
colmap = map;
|
|
}
|
|
|
|
void
|
|
ui_set_clip(int x, int y, int cx, int cy)
|
|
{
|
|
XRectangle rect;
|
|
|
|
rect.x = x;
|
|
rect.y = y;
|
|
rect.width = cx;
|
|
rect.height = cy;
|
|
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded);
|
|
}
|
|
|
|
void
|
|
ui_reset_clip()
|
|
{
|
|
XRectangle rect;
|
|
|
|
rect.x = 0;
|
|
rect.y = 0;
|
|
rect.width = width;
|
|
rect.height = height;
|
|
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded);
|
|
}
|
|
|
|
void
|
|
ui_bell()
|
|
{
|
|
XBell(display, 0);
|
|
}
|
|
|
|
void
|
|
ui_destblt(uint8 opcode,
|
|
/* dest */ int x, int y, int cx, int cy)
|
|
{
|
|
SET_FUNCTION(opcode);
|
|
FILL_RECTANGLE(x, y, cx, cy);
|
|
RESET_FUNCTION(opcode);
|
|
}
|
|
|
|
void
|
|
ui_patblt(uint8 opcode,
|
|
/* dest */ int x, int y, int cx, int cy,
|
|
/* brush */ BRUSH * brush, int bgcolour, int fgcolour)
|
|
{
|
|
Pixmap fill;
|
|
uint8 i, ipattern[8];
|
|
|
|
SET_FUNCTION(opcode);
|
|
|
|
switch (brush->style)
|
|
{
|
|
case 0: /* Solid */
|
|
SET_FOREGROUND(fgcolour);
|
|
FILL_RECTANGLE(x, y, cx, cy);
|
|
break;
|
|
|
|
case 3: /* Pattern */
|
|
for (i = 0; i != 8; i++)
|
|
ipattern[7 - i] = brush->pattern[i];
|
|
fill = (Pixmap) ui_create_glyph(8, 8, ipattern);
|
|
|
|
SET_FOREGROUND(bgcolour);
|
|
SET_BACKGROUND(fgcolour);
|
|
XSetFillStyle(display, gc, FillOpaqueStippled);
|
|
XSetStipple(display, gc, fill);
|
|
XSetTSOrigin(display, gc, brush->xorigin,
|
|
brush->yorigin);
|
|
|
|
FILL_RECTANGLE(x, y, cx, cy);
|
|
|
|
XSetFillStyle(display, gc, FillSolid);
|
|
ui_destroy_glyph((HGLYPH) fill);
|
|
break;
|
|
|
|
default:
|
|
unimpl("brush %d\n", brush->style);
|
|
}
|
|
|
|
RESET_FUNCTION(opcode);
|
|
}
|
|
|
|
void
|
|
ui_screenblt(uint8 opcode,
|
|
/* dest */ int x, int y, int cx, int cy,
|
|
/* src */ int srcx, int srcy)
|
|
{
|
|
SET_FUNCTION(opcode);
|
|
XCopyArea(display, wnd, wnd, gc, srcx, srcy, cx, cy, x, y);
|
|
if (ownbackstore)
|
|
XCopyArea(display, backstore, backstore, gc, srcx, srcy,
|
|
cx, cy, x, y);
|
|
RESET_FUNCTION(opcode);
|
|
}
|
|
|
|
void
|
|
ui_memblt(uint8 opcode,
|
|
/* dest */ int x, int y, int cx, int cy,
|
|
/* src */ HBITMAP src, int srcx, int srcy)
|
|
{
|
|
SET_FUNCTION(opcode);
|
|
XCopyArea(display, (Pixmap) src, wnd, gc, srcx, srcy, cx, cy, x, y);
|
|
if (ownbackstore)
|
|
XCopyArea(display, (Pixmap) src, backstore, gc, srcx, srcy,
|
|
cx, cy, x, y);
|
|
RESET_FUNCTION(opcode);
|
|
}
|
|
|
|
void
|
|
ui_triblt(uint8 opcode,
|
|
/* dest */ int x, int y, int cx, int cy,
|
|
/* src */ HBITMAP src, int srcx, int srcy,
|
|
/* brush */ BRUSH * brush, int bgcolour, int fgcolour)
|
|
{
|
|
/* This is potentially difficult to do in general. Until someone
|
|
comes up with a more efficient way of doing it I am using cases. */
|
|
|
|
switch (opcode)
|
|
{
|
|
case 0x69: /* PDSxxn */
|
|
ui_memblt(ROP2_XOR, x, y, cx, cy, src, srcx, srcy);
|
|
ui_patblt(ROP2_NXOR, x, y, cx, cy,
|
|
brush, bgcolour, fgcolour);
|
|
break;
|
|
|
|
case 0xb8: /* PSDPxax */
|
|
ui_patblt(ROP2_XOR, x, y, cx, cy,
|
|
brush, bgcolour, fgcolour);
|
|
ui_memblt(ROP2_AND, x, y, cx, cy, src, srcx, srcy);
|
|
ui_patblt(ROP2_XOR, x, y, cx, cy,
|
|
brush, bgcolour, fgcolour);
|
|
break;
|
|
|
|
case 0xc0: /* PSa */
|
|
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy);
|
|
ui_patblt(ROP2_AND, x, y, cx, cy, brush, bgcolour,
|
|
fgcolour);
|
|
break;
|
|
|
|
default:
|
|
unimpl("triblt 0x%x\n", opcode);
|
|
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy);
|
|
}
|
|
}
|
|
|
|
void
|
|
ui_line(uint8 opcode,
|
|
/* dest */ int startx, int starty, int endx, int endy,
|
|
/* pen */ PEN * pen)
|
|
{
|
|
SET_FUNCTION(opcode);
|
|
SET_FOREGROUND(pen->colour);
|
|
XDrawLine(display, wnd, gc, startx, starty, endx, endy);
|
|
if (ownbackstore)
|
|
XDrawLine(display, backstore, gc, startx, starty, endx, endy);
|
|
RESET_FUNCTION(opcode);
|
|
}
|
|
|
|
void
|
|
ui_rect(
|
|
/* dest */ int x, int y, int cx, int cy,
|
|
/* brush */ int colour)
|
|
{
|
|
SET_FOREGROUND(colour);
|
|
FILL_RECTANGLE(x, y, cx, cy);
|
|
}
|
|
|
|
void
|
|
ui_draw_glyph(int mixmode,
|
|
/* dest */ int x, int y, int cx, int cy,
|
|
/* src */ HGLYPH glyph, int srcx, int srcy, int bgcolour,
|
|
int fgcolour)
|
|
{
|
|
SET_FOREGROUND(fgcolour);
|
|
SET_BACKGROUND(bgcolour);
|
|
|
|
XSetFillStyle(display, gc, (mixmode == MIX_TRANSPARENT)
|
|
? FillStippled : FillOpaqueStippled);
|
|
XSetStipple(display, gc, (Pixmap) glyph);
|
|
XSetTSOrigin(display, gc, x, y);
|
|
|
|
FILL_RECTANGLE(x, y, cx, cy);
|
|
|
|
XSetFillStyle(display, gc, FillSolid);
|
|
}
|
|
|
|
#define DO_GLYPH(ttext,idx) \
|
|
{\
|
|
glyph = cache_get_font (font, ttext[idx]);\
|
|
if (!(flags & TEXT2_IMPLICIT_X))\
|
|
{\
|
|
xyoffset = ttext[++idx];\
|
|
if ((xyoffset & 0x80))\
|
|
{\
|
|
if (flags & TEXT2_VERTICAL) \
|
|
y += ttext[++idx] | (ttext[++idx] << 8);\
|
|
else\
|
|
x += ttext[++idx] | (ttext[++idx] << 8);\
|
|
}\
|
|
else\
|
|
{\
|
|
if (flags & TEXT2_VERTICAL) \
|
|
y += xyoffset;\
|
|
else\
|
|
x += xyoffset;\
|
|
}\
|
|
}\
|
|
if (glyph != NULL)\
|
|
{\
|
|
ui_draw_glyph (mixmode, x + (short) glyph->offset,\
|
|
y + (short) glyph->baseline,\
|
|
glyph->width, glyph->height,\
|
|
glyph->pixmap, 0, 0, bgcolour, fgcolour);\
|
|
if (flags & TEXT2_IMPLICIT_X)\
|
|
x += glyph->width;\
|
|
}\
|
|
}
|
|
|
|
void
|
|
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y,
|
|
int clipx, int clipy, int clipcx, int clipcy, int boxx,
|
|
int boxy, int boxcx, int boxcy, int bgcolour,
|
|
int fgcolour, uint8 * text, uint8 length)
|
|
{
|
|
FONTGLYPH *glyph;
|
|
int i, j, xyoffset;
|
|
DATABLOB *entry;
|
|
|
|
SET_FOREGROUND(bgcolour);
|
|
|
|
if (boxcx > 1)
|
|
{
|
|
FILL_RECTANGLE(boxx, boxy, boxcx, boxcy);
|
|
}
|
|
else if (mixmode == MIX_OPAQUE)
|
|
{
|
|
FILL_RECTANGLE(clipx, clipy, clipcx, clipcy);
|
|
}
|
|
|
|
/* Paint text, character by character */
|
|
for (i = 0; i < length;)
|
|
{
|
|
switch (text[i])
|
|
{
|
|
case 0xff:
|
|
if (i + 2 < length)
|
|
cache_put_text(text[i + 1], text,
|
|
text[i + 2]);
|
|
else
|
|
{
|
|
error("this shouldn't be happening\n");
|
|
break;
|
|
}
|
|
/* this will move pointer from start to first character after FF command */
|
|
length -= i + 3;
|
|
text = &(text[i + 3]);
|
|
i = 0;
|
|
break;
|
|
|
|
case 0xfe:
|
|
entry = cache_get_text(text[i + 1]);
|
|
if (entry != NULL)
|
|
{
|
|
if ((((uint8 *) (entry->data))[1] ==
|
|
0)
|
|
&& (!(flags & TEXT2_IMPLICIT_X)))
|
|
{
|
|
if (flags & TEXT2_VERTICAL)
|
|
y += text[i + 2];
|
|
else
|
|
x += text[i + 2];
|
|
}
|
|
if (i + 2 < length)
|
|
i += 3;
|
|
else
|
|
i += 2;
|
|
length -= i;
|
|
/* this will move pointer from start to first character after FE command */
|
|
text = &(text[i]);
|
|
i = 0;
|
|
for (j = 0; j < entry->size; j++)
|
|
DO_GLYPH(((uint8 *) (entry->
|
|
data)),
|
|
j);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
DO_GLYPH(text, i);
|
|
i++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
void
|
|
ui_desktop_save(uint32 offset, int x, int y, int cx, int cy)
|
|
{
|
|
Pixmap pix;
|
|
XImage *image;
|
|
|
|
if (ownbackstore)
|
|
{
|
|
image = XGetImage(display, backstore, x, y, cx, cy, AllPlanes,
|
|
ZPixmap);
|
|
}
|
|
else
|
|
{
|
|
pix = XCreatePixmap(display, wnd, cx, cy, depth);
|
|
XCopyArea(display, wnd, pix, gc, x, y, cx, cy, 0, 0);
|
|
image = XGetImage(display, pix, 0, 0, cx, cy, AllPlanes,
|
|
ZPixmap);
|
|
XFreePixmap(display, pix);
|
|
}
|
|
|
|
offset *= bpp / 8;
|
|
cache_put_desktop(offset, cx, cy, image->bytes_per_line,
|
|
bpp / 8, (uint8 *) image->data);
|
|
|
|
XDestroyImage(image);
|
|
}
|
|
|
|
void
|
|
ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy)
|
|
{
|
|
XImage *image;
|
|
uint8 *data;
|
|
|
|
offset *= bpp / 8;
|
|
data = cache_get_desktop(offset, cx, cy, bpp / 8);
|
|
if (data == NULL)
|
|
return;
|
|
|
|
image = XCreateImage(display, visual, depth, ZPixmap,
|
|
0, data, cx, cy, BitmapPad(display),
|
|
cx * bpp / 8);
|
|
|
|
if (ownbackstore)
|
|
{
|
|
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy);
|
|
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y);
|
|
}
|
|
else
|
|
{
|
|
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy);
|
|
}
|
|
|
|
XFree(image);
|
|
}
|