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Root pixmap is set when wallpaper is choosed (pseudo transparency).

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When icons are moved, correct shape is applied on that window.
...maybe something forgot to add...
This commit is contained in:
Sanel Zukan
2007-06-20 10:58:07 +00:00
parent 84339d9232
commit c153f4f114
7 changed files with 339 additions and 9 deletions
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60
eiconman/Utils.cpp
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@ -23,6 +23,7 @@ Atom _XA_NET_WM_WINDOW_TYPE_DESKTOP = 0;
Atom _XA_NET_NUMBER_OF_DESKTOPS = 0;
Atom _XA_NET_CURRENT_DESKTOP = 0;
Atom _XA_NET_DESKTOP_NAMES = 0;
Atom _XA_XROOTPMAP_ID = 0;
Atom _XA_EDE_DESKTOP_NOTIFY = 0;
Atom _XA_EDE_DESKTOP_NOTIFY_COLOR = 0;
@ -43,6 +44,7 @@ void init_atoms(void) {
_XA_NET_NUMBER_OF_DESKTOPS = XInternAtom(fl_display, "_NET_NUMBER_OF_DESKTOPS", False);
_XA_NET_CURRENT_DESKTOP = XInternAtom(fl_display, "_NET_CURRENT_DESKTOP", False);
_XA_NET_DESKTOP_NAMES = XInternAtom(fl_display, "_NET_DESKTOP_NAMES", False);
_XA_XROOTPMAP_ID = XInternAtom(fl_display, "_XROOTPMAP_ID", False);
_XA_EDE_DESKTOP_NOTIFY = XInternAtom(fl_display, "_EDE_DESKTOP_NOTIFY", False);
_XA_EDE_DESKTOP_NOTIFY_COLOR = XInternAtom(fl_display, "_EDE_DESKTOP_NOTIFY_COLOR", False);
@ -288,6 +290,64 @@ void set_xoverlay_drawable(Fl_Window* win) {
overlay_drawable = win;
}
Pixmap create_mask(Fl_Image* img) {
if(!img)
return 0;
// no alpha
if(img->d() != 4)
return 0;
int iw = img->w();
int ih = img->h();
unsigned char* xim_data = new unsigned char[((iw >> 3) + 8) * ih];
XImage* xim = XCreateImage(fl_display, fl_visual->visual, 1, ZPixmap, 0, (char*)xim_data, iw, ih, 8, 0);
if(!xim) {
delete [] xim_data;
return 0;
}
const char* src = img->data()[0];
unsigned char r,g,b,a;
for(int y = 0; y < ih; y++) {
for(int x = 0; x < iw; x++) {
r = *src++;
g = *src++;
b = *src++;
a = *src++;
//EDEBUG("x: %i y: %i\n", x, y);
if(a < 128)
XPutPixel(xim, x, y, 0);
else
XPutPixel(xim, x, y, 1);
}
}
Window drawable = XCreateSimpleWindow(fl_display, RootWindow(fl_display, fl_screen), 0, 0, iw,
ih, 0, 0, BlackPixel(fl_display, fl_screen));
Pixmap pix = XCreatePixmap(fl_display, drawable, iw, ih, 1);
XGCValues gcv;
gcv.graphics_exposures = False;
GC dgc = XCreateGC(fl_display, pix, GCGraphicsExposures, &gcv);
XPutImage(fl_display, pix, dgc, xim, 0, 0, 0, 0, iw, ih);
XDestroyWindow(fl_display, drawable);
XFreeGC(fl_display, dgc);
delete [] xim->data;
xim->data = 0;
XDestroyImage(xim);
return pix;
}
char* get_basename(const char* path) {
char* p = strrchr(path, '/');
if(p)