1 |
/* |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X-Windows |
User interface services - X Window System |
4 |
Copyright (C) Matthew Chapman 1999-2001 |
Copyright (C) Matthew Chapman 1999-2001 |
5 |
|
|
6 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
21 |
#include <X11/Xlib.h> |
#include <X11/Xlib.h> |
22 |
#include <X11/Xutil.h> |
#include <X11/Xutil.h> |
23 |
#include <time.h> |
#include <time.h> |
24 |
|
#include <errno.h> |
25 |
#include "rdesktop.h" |
#include "rdesktop.h" |
26 |
|
|
27 |
|
extern char keymapname[16]; |
28 |
|
extern int keylayout; |
29 |
extern int width; |
extern int width; |
30 |
extern int height; |
extern int height; |
31 |
extern BOOL sendmotion; |
extern BOOL sendmotion; |
32 |
extern BOOL fullscreen; |
extern BOOL fullscreen; |
33 |
|
|
34 |
static Display *display; |
static Display *display; |
35 |
|
static int x_socket; |
36 |
static Window wnd; |
static Window wnd; |
37 |
static GC gc; |
static GC gc; |
38 |
static Visual *visual; |
static Visual *visual; |
39 |
static int depth; |
static int depth; |
40 |
static int bpp; |
static int bpp; |
41 |
|
|
42 |
|
/* endianness */ |
43 |
|
static BOOL host_be; |
44 |
|
static BOOL xserver_be; |
45 |
|
|
46 |
|
/* software backing store */ |
47 |
static BOOL ownbackstore; |
static BOOL ownbackstore; |
48 |
static Pixmap backstore; |
static Pixmap backstore; |
49 |
|
|
54 |
XFillRectangle(display, backstore, gc, x, y, cx, cy); \ |
XFillRectangle(display, backstore, gc, x, y, cx, cy); \ |
55 |
} |
} |
56 |
|
|
57 |
|
/* colour maps */ |
58 |
static BOOL owncolmap; |
static BOOL owncolmap; |
59 |
static Colormap xcolmap; |
static Colormap xcolmap; |
60 |
static uint32 white; |
static uint32 white; |
61 |
static uint32 *colmap; |
static uint32 *colmap; |
62 |
|
|
63 |
#define TRANSLATE(col) ( owncolmap ? col : colmap[col] ) |
#define TRANSLATE(col) ( owncolmap ? col : translate_colour(colmap[col]) ) |
64 |
#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col)); |
#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col)); |
65 |
#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col)); |
#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col)); |
66 |
|
|
100 |
*(out++) = (uint16)colmap[*(data++)]; |
*(out++) = (uint16)colmap[*(data++)]; |
101 |
} |
} |
102 |
|
|
103 |
/* XXX endianness */ |
/* little endian - conversion happens when colourmap is built */ |
104 |
static void |
static void |
105 |
translate24(uint8 *data, uint8 *out, uint8 *end) |
translate24(uint8 *data, uint8 *out, uint8 *end) |
106 |
{ |
{ |
123 |
} |
} |
124 |
|
|
125 |
static uint8 * |
static uint8 * |
126 |
translate(int width, int height, uint8 *data) |
translate_image(int width, int height, uint8 *data) |
127 |
{ |
{ |
128 |
int size = width * height * bpp/8; |
int size = width * height * bpp/8; |
129 |
uint8 *out = xmalloc(size); |
uint8 *out = xmalloc(size); |
151 |
return out; |
return out; |
152 |
} |
} |
153 |
|
|
154 |
#define L_ENDIAN |
#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
155 |
int screen_msbfirst = 0; |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); } |
156 |
|
#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
157 |
|
x = (x << 16) | (x >> 16); } |
158 |
|
|
159 |
|
static uint32 |
160 |
|
translate_colour(uint32 colour) |
161 |
|
{ |
162 |
|
switch (bpp) |
163 |
|
{ |
164 |
|
case 16: |
165 |
|
if (host_be != xserver_be) |
166 |
|
BSWAP16(colour); |
167 |
|
break; |
168 |
|
|
169 |
|
case 24: |
170 |
|
if (xserver_be) |
171 |
|
BSWAP24(colour); |
172 |
|
break; |
173 |
|
|
174 |
|
case 32: |
175 |
|
if (host_be != xserver_be) |
176 |
|
BSWAP32(colour); |
177 |
|
break; |
178 |
|
} |
179 |
|
|
180 |
|
return colour; |
181 |
|
} |
182 |
|
|
183 |
BOOL |
BOOL |
184 |
ui_create_window(char *title) |
ui_create_window(char *title) |
189 |
unsigned long input_mask; |
unsigned long input_mask; |
190 |
XPixmapFormatValues *pfm; |
XPixmapFormatValues *pfm; |
191 |
Screen *screen; |
Screen *screen; |
192 |
|
uint16 test; |
193 |
int i; |
int i; |
194 |
|
|
|
|
|
195 |
display = XOpenDisplay(NULL); |
display = XOpenDisplay(NULL); |
196 |
if (display == NULL) |
if (display == NULL) |
197 |
{ |
{ |
199 |
return False; |
return False; |
200 |
} |
} |
201 |
|
|
202 |
|
x_socket = ConnectionNumber(display); |
203 |
screen = DefaultScreenOfDisplay(display); |
screen = DefaultScreenOfDisplay(display); |
204 |
visual = DefaultVisualOfScreen(screen); |
visual = DefaultVisualOfScreen(screen); |
205 |
depth = DefaultDepthOfScreen(screen); |
depth = DefaultDepthOfScreen(screen); |
232 |
else |
else |
233 |
xcolmap = DefaultColormapOfScreen(screen); |
xcolmap = DefaultColormapOfScreen(screen); |
234 |
|
|
235 |
|
test = 1; |
236 |
|
host_be = !(BOOL)(*(uint8 *)(&test)); |
237 |
|
xserver_be = (ImageByteOrder(display) == MSBFirst); |
238 |
|
|
239 |
white = WhitePixelOfScreen(screen); |
white = WhitePixelOfScreen(screen); |
240 |
attribs.background_pixel = BlackPixelOfScreen(screen); |
attribs.background_pixel = BlackPixelOfScreen(screen); |
241 |
attribs.backing_store = DoesBackingStore(screen); |
attribs.backing_store = DoesBackingStore(screen); |
282 |
XFree(sizehints); |
XFree(sizehints); |
283 |
} |
} |
284 |
|
|
285 |
|
xkeymap_init(display); |
286 |
|
|
287 |
input_mask = KeyPressMask | KeyReleaseMask |
input_mask = KeyPressMask | KeyReleaseMask |
288 |
| ButtonPressMask | ButtonReleaseMask |
| ButtonPressMask | ButtonReleaseMask |
289 |
| EnterWindowMask | LeaveWindowMask; |
| EnterWindowMask | LeaveWindowMask; |
316 |
display = NULL; |
display = NULL; |
317 |
} |
} |
318 |
|
|
319 |
static uint8 |
static void |
320 |
xwin_translate_key(unsigned long key) |
xwin_process_events() |
|
{ |
|
|
DEBUG(("KEY(code=0x%lx)\n", key)); |
|
|
|
|
|
if ((key > 8) && (key <= 0x60)) |
|
|
return (key - 8); |
|
|
|
|
|
switch (key) |
|
|
{ |
|
|
case 0x61: /* home */ |
|
|
return 0x47 | 0x80; |
|
|
case 0x62: /* up arrow */ |
|
|
return 0x48 | 0x80; |
|
|
case 0x63: /* page up */ |
|
|
return 0x49 | 0x80; |
|
|
case 0x64: /* left arrow */ |
|
|
return 0x4b | 0x80; |
|
|
case 0x66: /* right arrow */ |
|
|
return 0x4d | 0x80; |
|
|
case 0x67: /* end */ |
|
|
return 0x4f | 0x80; |
|
|
case 0x68: /* down arrow */ |
|
|
return 0x50 | 0x80; |
|
|
case 0x69: /* page down */ |
|
|
return 0x51 | 0x80; |
|
|
case 0x6a: /* insert */ |
|
|
return 0x52 | 0x80; |
|
|
case 0x6b: /* delete */ |
|
|
return 0x53 | 0x80; |
|
|
case 0x6c: /* keypad enter */ |
|
|
return 0x1c | 0x80; |
|
|
case 0x6d: /* right ctrl */ |
|
|
return 0x1d | 0x80; |
|
|
case 0x6f: /* ctrl - print screen */ |
|
|
return 0x37 | 0x80; |
|
|
case 0x70: /* keypad '/' */ |
|
|
return 0x35 | 0x80; |
|
|
case 0x71: /* right alt */ |
|
|
return 0x38 | 0x80; |
|
|
case 0x72: /* ctrl break */ |
|
|
return 0x46 | 0x80; |
|
|
case 0x73: /* left window key */ |
|
|
return 0xff; /* real scancode is 5b */ |
|
|
case 0x74: /* right window key */ |
|
|
return 0xff; /* real scancode is 5c */ |
|
|
case 0x75: /* menu key */ |
|
|
return 0x5d | 0x80; |
|
|
} |
|
|
|
|
|
return 0; |
|
|
} |
|
|
|
|
|
static uint16 |
|
|
xwin_translate_mouse(unsigned long button) |
|
|
{ |
|
|
switch (button) |
|
|
{ |
|
|
case Button1: /* left */ |
|
|
return MOUSE_FLAG_BUTTON1; |
|
|
case Button2: /* middle */ |
|
|
return MOUSE_FLAG_BUTTON3; |
|
|
case Button3: /* right */ |
|
|
return MOUSE_FLAG_BUTTON2; |
|
|
} |
|
|
|
|
|
return 0; |
|
|
} |
|
|
|
|
|
void |
|
|
ui_process_events() |
|
321 |
{ |
{ |
322 |
XEvent event; |
XEvent event; |
323 |
|
KeySym keysym; |
324 |
uint8 scancode; |
uint8 scancode; |
325 |
uint16 button; |
uint16 button; |
326 |
uint32 ev_time; |
uint32 ev_time; |
328 |
if (display == NULL) |
if (display == NULL) |
329 |
return; |
return; |
330 |
|
|
331 |
while (XCheckWindowEvent(display, wnd, ~0, &event)) |
while (XCheckMaskEvent(display, ~0, &event)) |
332 |
{ |
{ |
333 |
ev_time = time(NULL); |
ev_time = time(NULL); |
334 |
|
|
335 |
switch (event.type) |
switch (event.type) |
336 |
{ |
{ |
337 |
case KeyPress: |
case KeyPress: |
338 |
scancode = xwin_translate_key(event.xkey.keycode); |
keysym = XKeycodeToKeysym(display, event.xkey.keycode, 0); |
339 |
|
scancode = xkeymap_translate_key(keysym, event.xkey.keycode); |
340 |
if (scancode == 0) |
if (scancode == 0) |
341 |
break; |
break; |
342 |
|
|
345 |
break; |
break; |
346 |
|
|
347 |
case KeyRelease: |
case KeyRelease: |
348 |
scancode = xwin_translate_key(event.xkey.keycode); |
keysym = XKeycodeToKeysym(display, event.xkey.keycode, 0); |
349 |
|
scancode = xkeymap_translate_key(keysym, event.xkey.keycode); |
350 |
if (scancode == 0) |
if (scancode == 0) |
351 |
break; |
break; |
352 |
|
|
356 |
break; |
break; |
357 |
|
|
358 |
case ButtonPress: |
case ButtonPress: |
359 |
button = xwin_translate_mouse(event.xbutton.button); |
button = xkeymap_translate_button(event.xbutton.button); |
360 |
if (button == 0) |
if (button == 0) |
361 |
break; |
break; |
362 |
|
|
367 |
break; |
break; |
368 |
|
|
369 |
case ButtonRelease: |
case ButtonRelease: |
370 |
button = xwin_translate_mouse(event.xbutton.button); |
button = xkeymap_translate_button(event.xbutton.button); |
371 |
if (button == 0) |
if (button == 0) |
372 |
break; |
break; |
373 |
|
|
404 |
} |
} |
405 |
|
|
406 |
void |
void |
407 |
|
ui_select(int rdp_socket) |
408 |
|
{ |
409 |
|
int n = (rdp_socket > x_socket) ? rdp_socket+1 : x_socket+1; |
410 |
|
fd_set rfds; |
411 |
|
|
412 |
|
XFlush(display); |
413 |
|
|
414 |
|
FD_ZERO(&rfds); |
415 |
|
|
416 |
|
while (True) |
417 |
|
{ |
418 |
|
FD_ZERO(&rfds); |
419 |
|
FD_SET(rdp_socket, &rfds); |
420 |
|
FD_SET(x_socket, &rfds); |
421 |
|
|
422 |
|
switch (select(n, &rfds, NULL, NULL, NULL)) |
423 |
|
{ |
424 |
|
case -1: |
425 |
|
error("select: %s\n", strerror(errno)); |
426 |
|
|
427 |
|
case 0: |
428 |
|
continue; |
429 |
|
} |
430 |
|
|
431 |
|
if (FD_ISSET(x_socket, &rfds)) |
432 |
|
xwin_process_events(); |
433 |
|
|
434 |
|
if (FD_ISSET(rdp_socket, &rfds)) |
435 |
|
return; |
436 |
|
} |
437 |
|
} |
438 |
|
|
439 |
|
void |
440 |
ui_move_pointer(int x, int y) |
ui_move_pointer(int x, int y) |
441 |
{ |
{ |
442 |
XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y); |
XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y); |
449 |
Pixmap bitmap; |
Pixmap bitmap; |
450 |
uint8 *tdata; |
uint8 *tdata; |
451 |
|
|
452 |
tdata = (owncolmap ? data : translate(width, height, data)); |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
453 |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
454 |
image = XCreateImage(display, visual, depth, ZPixmap, |
image = XCreateImage(display, visual, depth, ZPixmap, |
455 |
0, tdata, width, height, 8, 0); |
0, tdata, width, height, 8, 0); |
469 |
XImage *image; |
XImage *image; |
470 |
uint8 *tdata; |
uint8 *tdata; |
471 |
|
|
472 |
tdata = (owncolmap ? data : translate(width, height, data)); |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
473 |
image = XCreateImage(display, visual, depth, ZPixmap, |
image = XCreateImage(display, visual, depth, ZPixmap, |
474 |
0, tdata, width, height, 8, 0); |
0, tdata, width, height, 8, 0); |
475 |
|
|
644 |
{ |
{ |
645 |
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
646 |
XColor xentry; |
XColor xentry; |
647 |
|
uint32 colour; |
648 |
|
|
649 |
for (i = 0; i < ncolours; i++) |
for (i = 0; i < ncolours; i++) |
650 |
{ |
{ |
652 |
MAKE_XCOLOR(&xentry, entry); |
MAKE_XCOLOR(&xentry, entry); |
653 |
|
|
654 |
if (XAllocColor(display, xcolmap, &xentry) != 0) |
if (XAllocColor(display, xcolmap, &xentry) != 0) |
655 |
map[i] = xentry.pixel; |
colour = xentry.pixel; |
656 |
else |
else |
657 |
map[i] = white; |
colour = white; |
658 |
|
|
659 |
|
/* byte swap here to make translate_image faster */ |
660 |
|
map[i] = translate_colour(colour); |
661 |
} |
} |
662 |
|
|
663 |
return map; |
return map; |
863 |
XSetFillStyle(display, gc, FillSolid); |
XSetFillStyle(display, gc, FillSolid); |
864 |
} |
} |
865 |
|
|
866 |
|
#define DO_GLYPH(ttext,idx) \ |
867 |
|
{\ |
868 |
|
glyph = cache_get_font (font, ttext[idx]);\ |
869 |
|
if (!(flags & TEXT2_IMPLICIT_X))\ |
870 |
|
{\ |
871 |
|
xyoffset = ttext[++idx];\ |
872 |
|
if ((xyoffset & 0x80))\ |
873 |
|
{\ |
874 |
|
if (flags & TEXT2_VERTICAL) \ |
875 |
|
y += ttext[++idx] | (ttext[++idx] << 8);\ |
876 |
|
else\ |
877 |
|
x += ttext[++idx] | (ttext[++idx] << 8);\ |
878 |
|
}\ |
879 |
|
else\ |
880 |
|
{\ |
881 |
|
if (flags & TEXT2_VERTICAL) \ |
882 |
|
y += xyoffset;\ |
883 |
|
else\ |
884 |
|
x += xyoffset;\ |
885 |
|
}\ |
886 |
|
}\ |
887 |
|
if (glyph != NULL)\ |
888 |
|
{\ |
889 |
|
ui_draw_glyph (mixmode, x + (short) glyph->offset,\ |
890 |
|
y + (short) glyph->baseline,\ |
891 |
|
glyph->width, glyph->height,\ |
892 |
|
glyph->pixmap, 0, 0, bgcolour, fgcolour);\ |
893 |
|
if (flags & TEXT2_IMPLICIT_X)\ |
894 |
|
x += glyph->width;\ |
895 |
|
}\ |
896 |
|
} |
897 |
|
|
898 |
void |
void |
899 |
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, |
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, |
900 |
int clipx, int clipy, int clipcx, int clipcy, |
int clipx, int clipy, int clipcx, int clipcy, int boxx, |
901 |
int boxx, int boxy, int boxcx, int boxcy, |
int boxy, int boxcx, int boxcy, int bgcolour, |
902 |
int bgcolour, int fgcolour, uint8 *text, uint8 length) |
int fgcolour, uint8 * text, uint8 length) |
903 |
{ |
{ |
904 |
FONTGLYPH *glyph; |
FONTGLYPH *glyph; |
905 |
int i, offset; |
int i, j, xyoffset; |
906 |
|
DATABLOB *entry; |
907 |
|
|
908 |
SET_FOREGROUND(bgcolour); |
SET_FOREGROUND(bgcolour); |
909 |
|
|
917 |
} |
} |
918 |
|
|
919 |
/* Paint text, character by character */ |
/* Paint text, character by character */ |
920 |
for (i = 0; i < length; i++) |
for (i = 0; i < length;) { |
921 |
{ |
switch (text[i]) { |
922 |
glyph = cache_get_font(font, text[i]); |
case 0xff: |
923 |
|
if (i + 2 < length) |
924 |
|
cache_put_text(text[i + 1], text, text[i + 2]); |
925 |
|
else { |
926 |
|
error("this shouldn't be happening\n"); |
927 |
|
break; |
928 |
|
} |
929 |
|
/* this will move pointer from start to first character after FF command */ |
930 |
|
length -= i + 3; |
931 |
|
text = &(text[i + 3]); |
932 |
|
i = 0; |
933 |
|
break; |
934 |
|
|
935 |
if (!(flags & TEXT2_IMPLICIT_X)) |
case 0xfe: |
936 |
{ |
entry = cache_get_text(text[i + 1]); |
937 |
offset = text[++i]; |
if (entry != NULL) { |
938 |
if (offset & 0x80) |
if ((((uint8 *) (entry->data))[1] == 0) |
939 |
offset = ((offset & 0x7f) << 8) | text[++i]; |
&& (!(flags & TEXT2_IMPLICIT_X))) { |
940 |
|
if (flags & TEXT2_VERTICAL) |
941 |
|
y += text[i + 2]; |
942 |
|
else |
943 |
|
x += text[i + 2]; |
944 |
|
} |
945 |
|
if (i + 2 < length) |
946 |
|
i += 3; |
947 |
|
else |
948 |
|
i += 2; |
949 |
|
length -= i; |
950 |
|
/* this will move pointer from start to first character after FE command */ |
951 |
|
text = &(text[i]); |
952 |
|
i = 0; |
953 |
|
for (j = 0; j < entry->size; j++) |
954 |
|
DO_GLYPH(((uint8 *) (entry->data)), j); |
955 |
|
} |
956 |
|
break; |
957 |
|
|
958 |
if (flags & TEXT2_VERTICAL) |
default: |
959 |
y += offset; |
DO_GLYPH(text, i); |
960 |
else |
i++; |
961 |
x += offset; |
break; |
962 |
} |
} |
963 |
|
} |
964 |
|
|
|
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); |
|
965 |
|
|
|
if (flags & TEXT2_IMPLICIT_X) |
|
|
x += glyph->width; |
|
|
} |
|
|
} |
|
966 |
} |
} |
967 |
|
|
968 |
void |
void |
987 |
|
|
988 |
offset *= bpp/8; |
offset *= bpp/8; |
989 |
cache_put_desktop(offset, cx, cy, image->bytes_per_line, |
cache_put_desktop(offset, cx, cy, image->bytes_per_line, |
990 |
bpp/8, image->data); |
bpp/8, (uint8 *)image->data); |
991 |
|
|
992 |
XDestroyImage(image); |
XDestroyImage(image); |
993 |
} |
} |