22 |
#include <X11/Xutil.h> |
#include <X11/Xutil.h> |
23 |
#include <time.h> |
#include <time.h> |
24 |
#include <errno.h> |
#include <errno.h> |
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#define XK_MISCELLANY |
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#include <X11/keysymdef.h> |
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25 |
#include "rdesktop.h" |
#include "rdesktop.h" |
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#include "scancodes.h" |
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26 |
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27 |
extern int width; |
extern int width; |
28 |
extern int height; |
extern int height; |
30 |
extern BOOL fullscreen; |
extern BOOL fullscreen; |
31 |
extern BOOL grab_keyboard; |
extern BOOL grab_keyboard; |
32 |
extern char title[]; |
extern char title[]; |
33 |
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BOOL enable_compose = False; |
34 |
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35 |
Display *display = NULL; |
Display *display; |
36 |
static int x_socket; |
static int x_socket; |
37 |
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static Screen *screen; |
38 |
static Window wnd; |
static Window wnd; |
39 |
static GC gc; |
static GC gc; |
40 |
static Visual *visual; |
static Visual *visual; |
41 |
static int depth; |
static int depth; |
42 |
static int bpp; |
static int bpp; |
43 |
static int dpy_width; |
static XIM IM; |
44 |
static int dpy_height; |
static XIC IC; |
45 |
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static Cursor current_cursor; |
46 |
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47 |
/* endianness */ |
/* endianness */ |
48 |
static BOOL host_be; |
static BOOL host_be; |
60 |
} |
} |
61 |
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62 |
/* colour maps */ |
/* colour maps */ |
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static BOOL owncolmap; |
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63 |
static Colormap xcolmap; |
static Colormap xcolmap; |
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static uint32 white; |
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64 |
static uint32 *colmap; |
static uint32 *colmap; |
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static XIM IM = NULL; |
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static XIC IC = NULL; |
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/* Compose support */ |
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BOOL enable_compose = False; |
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65 |
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66 |
/* toggle fullscreen globals */ |
#define SET_FOREGROUND(col) XSetForeground(display, gc, translate_colour(colmap[col])); |
67 |
static XSetWindowAttributes attribs; |
#define SET_BACKGROUND(col) XSetBackground(display, gc, translate_colour(colmap[col])); |
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static unsigned long input_mask; |
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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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68 |
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69 |
static int rop2_map[] = { |
static int rop2_map[] = { |
70 |
GXclear, /* 0 */ |
GXclear, /* 0 */ |
182 |
return colour; |
return colour; |
183 |
} |
} |
184 |
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static unsigned long |
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init_inputmethod(void) |
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{ |
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unsigned long filtered_events = 0; |
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IM = XOpenIM(display, NULL, NULL, NULL); |
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if (IM == NULL) |
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{ |
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error("Failed to open input method\n"); |
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} |
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if (IM != NULL) |
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{ |
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/* Must be done after XCreateWindow */ |
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IC = XCreateIC(IM, XNInputStyle, |
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(XIMPreeditNothing | XIMStatusNothing), |
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XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
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if (IC == NULL) |
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{ |
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error("Failed to create input context\n"); |
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XCloseIM(IM); |
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IM = NULL; |
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} |
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} |
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/* For correct Multi_key/Compose processing, I guess. |
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It seems to work alright anyway, though. */ |
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if (IC != NULL) |
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{ |
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if (XGetICValues(IC, XNFilterEvents, &filtered_events, NULL) != NULL) |
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{ |
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error("Failed to obtain XNFilterEvents value from IC\n"); |
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filtered_events = 0; |
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} |
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} |
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return filtered_events; |
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} |
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static void |
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close_inputmethod(void) |
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{ |
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if (IC != NULL) |
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{ |
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XDestroyIC(IC); |
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if (IM != NULL) |
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{ |
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XCloseIM(IM); |
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IM = NULL; |
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} |
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} |
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} |
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185 |
BOOL |
BOOL |
186 |
get_key_state(int keysym) |
get_key_state(int keysym) |
187 |
{ |
{ |
216 |
return (current_state & keysymMask) ? True : False; |
return (current_state & keysymMask) ? True : False; |
217 |
} |
} |
218 |
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219 |
BOOL |
BOOL |
220 |
ui_init() |
ui_init() |
221 |
{ |
{ |
222 |
Screen *screen; |
XPixmapFormatValues *pfm; |
223 |
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uint16 test; |
224 |
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int i; |
225 |
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226 |
display = XOpenDisplay(NULL); |
display = XOpenDisplay(NULL); |
227 |
if (display == NULL) |
if (display == NULL) |
228 |
{ |
{ |
229 |
error("Failed to open display\n"); |
error("Failed to open display\n"); |
230 |
return False; |
return False; |
231 |
} |
} |
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if (fullscreen) |
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{ |
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screen = DefaultScreenOfDisplay(display); |
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width = WidthOfScreen(screen); |
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height = HeightOfScreen(screen); |
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} |
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return True; |
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} |
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void |
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ui_create_window_obj(int xpos, int ypos, int width, int height, int valuemask) |
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{ |
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XClassHint *classhints; |
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XSizeHints *sizehints; |
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XEvent xevent; |
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Screen *screen; |
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screen = DefaultScreenOfDisplay(display); |
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wnd = XCreateWindow(display, RootWindowOfScreen(screen), xpos, |
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ypos, width, height, 0, CopyFromParent, |
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InputOutput, CopyFromParent, valuemask, &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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if (enable_compose) |
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input_mask |= init_inputmethod(); |
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XSelectInput(display, wnd, input_mask); |
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gc = XCreateGC(display, wnd, 0, NULL); |
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XMapWindow(display, wnd); |
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/* Wait for VisibilityNotify Event */ |
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for (;;) |
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{ |
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XNextEvent(display, &xevent); |
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if (xevent.type == VisibilityNotify) |
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break; |
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} |
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if (ownbackstore) |
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backstore = XCreatePixmap(display, wnd, width, height, depth); |
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/* clear the window so that cached data is not viewed upon start... */ |
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XSetBackground(display, gc, 0); |
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XSetForeground(display, gc, 0); |
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FILL_RECTANGLE(0, 0, width, height); |
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/* make sure the window is focused */ |
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XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
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} |
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BOOL |
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ui_create_window() |
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{ |
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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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232 |
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233 |
x_socket = ConnectionNumber(display); |
x_socket = ConnectionNumber(display); |
234 |
screen = DefaultScreenOfDisplay(display); |
screen = DefaultScreenOfDisplay(display); |
257 |
return False; |
return False; |
258 |
} |
} |
259 |
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260 |
if (depth <= 8) |
xcolmap = DefaultColormapOfScreen(screen); |
261 |
owncolmap = True; |
gc = XCreateGC(display, RootWindowOfScreen(screen), 0, NULL); |
262 |
else |
|
263 |
xcolmap = DefaultColormapOfScreen(screen); |
if (DoesBackingStore(screen) != Always) |
264 |
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ownbackstore = True; |
265 |
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266 |
test = 1; |
test = 1; |
267 |
host_be = !(BOOL) (*(uint8 *) (&test)); |
host_be = !(BOOL) (*(uint8 *) (&test)); |
268 |
xserver_be = (ImageByteOrder(display) == MSBFirst); |
xserver_be = (ImageByteOrder(display) == MSBFirst); |
269 |
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270 |
white = WhitePixelOfScreen(screen); |
if (fullscreen) |
271 |
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{ |
272 |
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width = WidthOfScreen(screen); |
273 |
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height = HeightOfScreen(screen); |
274 |
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} |
275 |
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276 |
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/* make sure width is a multiple of 4 */ |
277 |
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width = (width + 3) & ~3; |
278 |
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279 |
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if (ownbackstore) |
280 |
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{ |
281 |
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backstore = XCreatePixmap(display, RootWindowOfScreen(screen), width, height, depth); |
282 |
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283 |
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/* clear to prevent rubbish being exposed at startup */ |
284 |
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XSetForeground(display, gc, BlackPixelOfScreen(screen)); |
285 |
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XFillRectangle(display, backstore, gc, 0, 0, width, height); |
286 |
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} |
287 |
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288 |
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if (enable_compose) |
289 |
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IM = XOpenIM(display, NULL, NULL, NULL); |
290 |
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291 |
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xkeymap_init(); |
292 |
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return True; |
293 |
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} |
294 |
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295 |
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void |
296 |
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ui_deinit() |
297 |
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{ |
298 |
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if (IM != NULL) |
299 |
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XCloseIM(IM); |
300 |
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301 |
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if (ownbackstore) |
302 |
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XFreePixmap(display, backstore); |
303 |
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304 |
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XFreeGC(display, gc); |
305 |
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XCloseDisplay(display); |
306 |
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display = NULL; |
307 |
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} |
308 |
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309 |
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BOOL |
310 |
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ui_create_window() |
311 |
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{ |
312 |
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XSetWindowAttributes attribs; |
313 |
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XClassHint *classhints; |
314 |
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XSizeHints *sizehints; |
315 |
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int wndwidth, wndheight; |
316 |
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long input_mask, ic_input_mask; |
317 |
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XEvent xevent; |
318 |
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319 |
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wndwidth = fullscreen ? WidthOfScreen(screen) : width; |
320 |
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wndheight = fullscreen ? HeightOfScreen(screen) : height; |
321 |
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322 |
attribs.background_pixel = BlackPixelOfScreen(screen); |
attribs.background_pixel = BlackPixelOfScreen(screen); |
323 |
attribs.backing_store = DoesBackingStore(screen); |
attribs.backing_store = ownbackstore ? NotUseful : Always; |
324 |
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attribs.override_redirect = fullscreen; |
325 |
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326 |
if (attribs.backing_store == NotUseful) |
wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, wndwidth, wndheight, |
327 |
ownbackstore = True; |
0, CopyFromParent, InputOutput, CopyFromParent, |
328 |
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CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
329 |
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330 |
dpy_width = WidthOfScreen(screen); |
XStoreName(display, wnd, title); |
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dpy_height = HeightOfScreen(screen); |
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331 |
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332 |
if (fullscreen) |
classhints = XAllocClassHint(); |
333 |
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if (classhints != NULL) |
334 |
{ |
{ |
335 |
attribs.override_redirect = True; |
classhints->res_name = classhints->res_class = "rdesktop"; |
336 |
width = dpy_width; |
XSetClassHint(display, wnd, classhints); |
337 |
height = dpy_height; |
XFree(classhints); |
338 |
} |
} |
339 |
else |
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340 |
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sizehints = XAllocSizeHints(); |
341 |
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if (sizehints) |
342 |
{ |
{ |
343 |
attribs.override_redirect = False; |
sizehints->flags = PMinSize | PMaxSize; |
344 |
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sizehints->min_width = sizehints->max_width = width; |
345 |
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sizehints->min_height = sizehints->max_height = height; |
346 |
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XSetWMNormalHints(display, wnd, sizehints); |
347 |
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XFree(sizehints); |
348 |
} |
} |
349 |
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350 |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
351 |
VisibilityChangeMask | FocusChangeMask; |
StructureNotifyMask | FocusChangeMask; |
352 |
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353 |
if (grab_keyboard) |
if (grab_keyboard) |
354 |
input_mask |= EnterWindowMask | LeaveWindowMask; |
input_mask |= EnterWindowMask | LeaveWindowMask; |
355 |
if (sendmotion) |
if (sendmotion) |
356 |
input_mask |= PointerMotionMask; |
input_mask |= PointerMotionMask; |
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357 |
if (ownbackstore) |
if (ownbackstore) |
358 |
input_mask |= ExposureMask; |
input_mask |= ExposureMask; |
359 |
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360 |
if (fullscreen) |
if (IM != NULL) |
361 |
ui_create_window_obj(0, 0, width, height, |
{ |
362 |
CWBackingStore | CWBackPixel | CWOverrideRedirect); |
IC = XCreateIC(IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), |
363 |
else |
XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
364 |
ui_create_window_obj(0, 0, width, height, CWBackingStore | CWBackPixel); |
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365 |
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if ((IC != NULL) && (XGetICValues(IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) |
366 |
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input_mask |= ic_input_mask; |
367 |
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} |
368 |
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369 |
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XSelectInput(display, wnd, input_mask); |
370 |
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XMapWindow(display, wnd); |
371 |
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372 |
xkeymap_init2(); |
/* wait for MapNotify */ |
373 |
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do { |
374 |
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XMaskEvent(display, StructureNotifyMask, &xevent); |
375 |
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} while (xevent.type != MapNotify); |
376 |
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377 |
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if (fullscreen) |
378 |
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XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
379 |
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380 |
return True; |
return True; |
381 |
} |
} |
383 |
void |
void |
384 |
ui_destroy_window() |
ui_destroy_window() |
385 |
{ |
{ |
386 |
if (ownbackstore) |
if (IC != NULL) |
387 |
XFreePixmap(display, backstore); |
XDestroyIC(IC); |
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XFreeGC(display, gc); |
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close_inputmethod(); |
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388 |
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389 |
XDestroyWindow(display, wnd); |
XDestroyWindow(display, wnd); |
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XCloseDisplay(display); |
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display = NULL; |
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390 |
} |
} |
391 |
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392 |
void |
void |
393 |
reset_keys() |
xwin_toggle_fullscreen() |
394 |
{ |
{ |
395 |
/* reset keys */ |
Pixmap contents = 0; |
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uint32 ev_time; |
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ev_time = time(NULL); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
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} |
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396 |
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397 |
void |
if (!ownbackstore) |
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toggle_fullscreen() |
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{ |
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/* save window contents */ |
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Pixmap pixmap; |
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pixmap = XCreatePixmap(display, wnd, width, height, depth); |
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if (ownbackstore) |
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XCopyArea(display, backstore, pixmap, gc, 0, 0, width, height, 0, 0); |
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else |
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XCopyArea(display, wnd, pixmap, gc, 0, 0, width, height, 0, 0); |
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fullscreen = fullscreen ? False : True; |
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close_inputmethod(); |
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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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if (fullscreen) |
|
398 |
{ |
{ |
399 |
attribs.override_redirect = True; |
/* need to save contents of window */ |
400 |
ui_create_window_obj(0, 0, dpy_width, dpy_height, |
contents = XCreatePixmap(display, wnd, width, height, depth); |
401 |
CWBackingStore | CWBackPixel | CWOverrideRedirect); |
XCopyArea(display, wnd, contents, gc, 0, 0, width, height, 0, 0); |
402 |
} |
} |
403 |
else |
|
404 |
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ui_destroy_window(); |
405 |
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fullscreen = !fullscreen; |
406 |
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ui_create_window(); |
407 |
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408 |
|
XDefineCursor(display, wnd, current_cursor); |
409 |
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410 |
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if (!ownbackstore) |
411 |
{ |
{ |
412 |
attribs.override_redirect = False; |
XCopyArea(display, contents, wnd, gc, 0, 0, width, height, 0, 0); |
413 |
ui_create_window_obj(0, 0, width, height, CWBackingStore | CWBackPixel); |
XFreePixmap(display, contents); |
414 |
} |
} |
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ui_set_cursor(cache_get_cursor(0)); |
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ui_move_pointer(width / 2, height / 2); |
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reset_keys(); |
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/* restore window contents */ |
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if (ownbackstore) |
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XCopyArea(display, pixmap, backstore, gc, 0, 0, width, height, 0, 0); |
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XCopyArea(display, pixmap, wnd, gc, 0, 0, width, height, 0, 0); |
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XFreePixmap(display, pixmap); |
|
415 |
} |
} |
416 |
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|
417 |
/* Process all events in Xlib queue */ |
/* Process all events in Xlib queue */ |
419 |
xwin_process_events() |
xwin_process_events() |
420 |
{ |
{ |
421 |
XEvent xevent; |
XEvent xevent; |
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|
422 |
KeySym keysym; |
KeySym keysym; |
423 |
uint16 button, flags; |
uint16 button, flags; |
424 |
uint32 ev_time; |
uint32 ev_time; |
427 |
char str[256]; |
char str[256]; |
428 |
Status status; |
Status status; |
429 |
|
|
430 |
while (XCheckMaskEvent(display, ~0, &xevent)) |
while (XPending(display) > 0) |
431 |
{ |
{ |
432 |
if (enable_compose && (XFilterEvent(&xevent, None) == True)) |
XNextEvent(display, &xevent); |
433 |
|
|
434 |
|
if ((IC != NULL) && (XFilterEvent(&xevent, None) == True)) |
435 |
{ |
{ |
436 |
DEBUG_KBD(("Filtering event\n")); |
DEBUG_KBD(("Filtering event\n")); |
437 |
continue; |
continue; |
459 |
else |
else |
460 |
{ |
{ |
461 |
/* Plain old XLookupString */ |
/* Plain old XLookupString */ |
462 |
DEBUG_KBD(("No input context, using XLookupString\n")); |
DEBUG_KBD(("\nNo input context, using XLookupString\n")); |
463 |
XLookupString((XKeyEvent *) & xevent, |
XLookupString((XKeyEvent *) & xevent, |
464 |
str, sizeof(str), &keysym, NULL); |
str, sizeof(str), &keysym, NULL); |
465 |
} |
} |
466 |
|
|
467 |
ksname = get_ksname(keysym); |
ksname = get_ksname(keysym); |
468 |
DEBUG_KBD(("\nKeyPress for (keysym 0x%lx, %s)\n", keysym, ksname)); |
DEBUG_KBD(("KeyPress for (keysym 0x%lx, %s)\n", keysym, ksname)); |
469 |
|
|
470 |
if (handle_special_keys(keysym, ev_time, True)) |
if (handle_special_keys(keysym, ev_time, True)) |
471 |
break; |
break; |
518 |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
519 |
break; |
break; |
520 |
|
|
|
case FocusIn: |
|
|
/* fall through */ |
|
521 |
case EnterNotify: |
case EnterNotify: |
522 |
if (grab_keyboard) |
if (grab_keyboard) |
523 |
XGrabKeyboard(display, wnd, True, |
XGrabKeyboard(display, wnd, True, |
524 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
GrabModeAsync, GrabModeAsync, CurrentTime); |
525 |
break; |
break; |
526 |
|
|
|
case FocusOut: |
|
|
reset_keys(); |
|
|
/* fall through */ |
|
527 |
case LeaveNotify: |
case LeaveNotify: |
528 |
if (grab_keyboard) |
if (grab_keyboard) |
529 |
XUngrabKeyboard(display, CurrentTime); |
XUngrabKeyboard(display, CurrentTime); |
530 |
break; |
break; |
531 |
|
|
532 |
|
case FocusIn: |
533 |
|
reset_modifier_keys(); |
534 |
|
break; |
535 |
|
|
536 |
case Expose: |
case Expose: |
537 |
XCopyArea(display, backstore, wnd, gc, |
XCopyArea(display, backstore, wnd, gc, |
538 |
xevent.xexpose.x, xevent.xexpose.y, |
xevent.xexpose.x, xevent.xexpose.y, |
558 |
{ |
{ |
559 |
int n = (rdp_socket > x_socket) ? rdp_socket + 1 : x_socket + 1; |
int n = (rdp_socket > x_socket) ? rdp_socket + 1 : x_socket + 1; |
560 |
fd_set rfds; |
fd_set rfds; |
|
XEvent xevent; |
|
561 |
|
|
562 |
FD_ZERO(&rfds); |
FD_ZERO(&rfds); |
563 |
|
|
564 |
while (True) |
while (True) |
565 |
{ |
{ |
566 |
/* Process any events already in queue */ |
/* Process any events already waiting */ |
567 |
xwin_process_events(); |
xwin_process_events(); |
568 |
|
|
569 |
FD_ZERO(&rfds); |
FD_ZERO(&rfds); |
570 |
FD_SET(rdp_socket, &rfds); |
FD_SET(rdp_socket, &rfds); |
571 |
if (display != NULL) |
FD_SET(x_socket, &rfds); |
|
{ |
|
|
FD_SET(x_socket, &rfds); |
|
|
XFlush(display); |
|
|
} |
|
572 |
|
|
573 |
switch (select(n, &rfds, NULL, NULL, NULL)) |
switch (select(n, &rfds, NULL, NULL, NULL)) |
574 |
{ |
{ |
579 |
continue; |
continue; |
580 |
} |
} |
581 |
|
|
|
if (FD_ISSET(x_socket, &rfds)) |
|
|
{ |
|
|
/* Move new events from socket to queue */ |
|
|
XPeekEvent(display, &xevent); |
|
|
continue; |
|
|
} |
|
|
|
|
582 |
if (FD_ISSET(rdp_socket, &rfds)) |
if (FD_ISSET(rdp_socket, &rfds)) |
583 |
return; |
return; |
584 |
} |
} |
597 |
Pixmap bitmap; |
Pixmap bitmap; |
598 |
uint8 *tdata; |
uint8 *tdata; |
599 |
|
|
600 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
tdata = translate_image(width, height, data); |
601 |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
602 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
603 |
(char *) tdata, width, height, 8, 0); |
(char *) tdata, width, height, 8, 0); |
605 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
606 |
|
|
607 |
XFree(image); |
XFree(image); |
608 |
if (!owncolmap) |
xfree(tdata); |
|
xfree(tdata); |
|
609 |
return (HBITMAP) bitmap; |
return (HBITMAP) bitmap; |
610 |
} |
} |
611 |
|
|
615 |
XImage *image; |
XImage *image; |
616 |
uint8 *tdata; |
uint8 *tdata; |
617 |
|
|
618 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
tdata = translate_image(width, height, data); |
619 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
620 |
(char *) tdata, width, height, 8, 0); |
(char *) tdata, width, height, 8, 0); |
621 |
|
|
630 |
} |
} |
631 |
|
|
632 |
XFree(image); |
XFree(image); |
633 |
if (!owncolmap) |
xfree(tdata); |
|
xfree(tdata); |
|
634 |
} |
} |
635 |
|
|
636 |
void |
void |
745 |
void |
void |
746 |
ui_set_cursor(HCURSOR cursor) |
ui_set_cursor(HCURSOR cursor) |
747 |
{ |
{ |
748 |
XDefineCursor(display, wnd, (Cursor) cursor); |
current_cursor = (Cursor) cursor; |
749 |
|
XDefineCursor(display, wnd, current_cursor); |
750 |
} |
} |
751 |
|
|
752 |
void |
void |
766 |
{ |
{ |
767 |
COLOURENTRY *entry; |
COLOURENTRY *entry; |
768 |
int i, ncolours = colours->ncolours; |
int i, ncolours = colours->ncolours; |
769 |
|
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
770 |
|
XColor xentry; |
771 |
|
XColor xc_cache[256]; |
772 |
|
uint32 colour; |
773 |
|
int colLookup = 256; |
774 |
|
for (i = 0; i < ncolours; i++) |
775 |
|
{ |
776 |
|
entry = &colours->colours[i]; |
777 |
|
MAKE_XCOLOR(&xentry, entry); |
778 |
|
|
779 |
|
if (XAllocColor(display, xcolmap, &xentry) == 0) |
780 |
|
{ |
781 |
|
/* Allocation failed, find closest match. */ |
782 |
|
int j = 256; |
783 |
|
int nMinDist = 3 * 256 * 256; |
784 |
|
long nDist = nMinDist; |
785 |
|
|
786 |
|
/* only get the colors once */ |
787 |
|
while( colLookup-- ){ |
788 |
|
xc_cache[colLookup].pixel = colLookup; |
789 |
|
xc_cache[colLookup].red = xc_cache[colLookup].green = xc_cache[colLookup].blue = 0; |
790 |
|
xc_cache[colLookup].flags = 0; |
791 |
|
XQueryColor(display, DefaultColormap(display, DefaultScreen(display)), &xc_cache[colLookup]); |
792 |
|
} |
793 |
|
colLookup = 0; |
794 |
|
|
795 |
if (owncolmap) |
/* approximate the pixel */ |
796 |
{ |
while( j-- ){ |
797 |
XColor *xcolours, *xentry; |
if( xc_cache[j].flags ){ |
798 |
Colormap map; |
nDist = |
799 |
|
((long) (xc_cache[j].red >> 8) - (long) (xentry.red >> 8)) * |
800 |
xcolours = xmalloc(sizeof(XColor) * ncolours); |
((long) (xc_cache[j].red >> 8) - (long) (xentry.red >> 8)) + |
801 |
for (i = 0; i < ncolours; i++) |
((long) (xc_cache[j].green >> 8) - (long) (xentry.green >> 8)) * |
802 |
{ |
((long) (xc_cache[j].green >> 8) - (long) (xentry.green >> 8)) + |
803 |
entry = &colours->colours[i]; |
((long) (xc_cache[j].blue >> 8) - (long) (xentry.blue >> 8)) * |
804 |
xentry = &xcolours[i]; |
((long) (xc_cache[j].blue >> 8) - (long) (xentry.blue >> 8)); |
805 |
xentry->pixel = i; |
} |
806 |
MAKE_XCOLOR(xentry, entry); |
if( nDist < nMinDist ){ |
807 |
|
nMinDist = nDist; |
808 |
|
xentry.pixel = j; |
809 |
|
} |
810 |
|
} |
811 |
} |
} |
812 |
|
colour = xentry.pixel; |
813 |
|
|
814 |
map = XCreateColormap(display, wnd, visual, AllocAll); |
/* update our cache */ |
815 |
XStoreColors(display, map, xcolours, ncolours); |
if( xentry.pixel < 256 ){ |
816 |
|
xc_cache[xentry.pixel].red = xentry.red; |
817 |
xfree(xcolours); |
xc_cache[xentry.pixel].green = xentry.green; |
818 |
return (HCOLOURMAP) map; |
xc_cache[xentry.pixel].blue = xentry.blue; |
|
} |
|
|
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; |
|
819 |
|
|
|
/* byte swap here to make translate_image faster */ |
|
|
map[i] = translate_colour(colour); |
|
820 |
} |
} |
821 |
|
|
822 |
return map; |
|
823 |
|
/* byte swap here to make translate_image faster */ |
824 |
|
map[i] = translate_colour(colour); |
825 |
} |
} |
826 |
|
|
827 |
|
return map; |
828 |
} |
} |
829 |
|
|
830 |
void |
void |
831 |
ui_destroy_colourmap(HCOLOURMAP map) |
ui_destroy_colourmap(HCOLOURMAP map) |
832 |
{ |
{ |
833 |
if (owncolmap) |
xfree(map); |
|
XFreeColormap(display, (Colormap) map); |
|
|
else |
|
|
xfree(map); |
|
834 |
} |
} |
835 |
|
|
836 |
void |
void |
837 |
ui_set_colourmap(HCOLOURMAP map) |
ui_set_colourmap(HCOLOURMAP map) |
838 |
{ |
{ |
839 |
if (owncolmap) |
colmap = map; |
|
XSetWindowColormap(display, wnd, (Colormap) map); |
|
|
else |
|
|
colmap = map; |
|
840 |
} |
} |
841 |
|
|
842 |
void |
void |