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STR 2655: applied commited patch. Looks good to me. 

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8778 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Matthias Melcher 2011-06-03 19:51:19 +00:00
parent 6fde8226fa
commit 4236124af2
1 changed files with 36 additions and 92 deletions
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128
src/screen_xywh.cxx
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@ -202,81 +202,21 @@ int Fl::screen_count() {
\param[in] mx, my the absolute screen position
*/
void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my) {
int screen = 0;
int i;
if (num_screens < 0) screen_init();
#ifdef WIN32
if (num_screens > 0) {
int i;
for (i = 0; i < num_screens; i ++) {
if (mx >= screens[i].left && mx < screens[i].right &&
my >= screens[i].top && my < screens[i].bottom) {
X = screens[i].left;
Y = screens[i].top;
W = screens[i].right - screens[i].left;
H = screens[i].bottom - screens[i].top;
return;
}
for (i = 0; i < num_screens; i ++) {
int sx, sy, sw, sh;
Fl::screen_xywh(sx, sy, sw, sh, i);
if ((mx >= sx) && (mx < (sx+sw)) && (my >= sy) && (my < (sy+sh))) {
screen = i;
break;
}
}
// if all else fails:
X = Fl::x();
Y = Fl::y();
W = Fl::w();
H = Fl::h();
#elif defined(__APPLE__)
if (num_screens > 0) {
int i;
for (i = 0; i < num_screens; i ++) {
if (mx >= screens[i].x &&
mx < (screens[i].x + screens[i].width) &&
my >= screens[i].y &&
my < (screens[i].y + screens[i].height)) {
X = screens[i].x;
Y = screens[i].y;
W = screens[i].width;
H = screens[i].height;
return;
}
}
}
// if all else fails:
X = Fl::x();
Y = Fl::y();
W = Fl::w();
H = Fl::h();
#elif HAVE_XINERAMA
if (num_screens > 0 && screens) { // screens == NULL if !XineramaIsActive(fl_display)
int i;
for (i = 0; i < num_screens; i ++) {
if (mx >= screens[i].x_org &&
mx < (screens[i].x_org + screens[i].width) &&
my >= screens[i].y_org &&
my < (screens[i].y_org + screens[i].height)) {
X = screens[i].x_org;
Y = screens[i].y_org;
W = screens[i].width;
H = screens[i].height;
return;
}
}
}
// if all else fails:
X = Fl::x();
Y = Fl::y();
W = Fl::w();
H = Fl::h();
#else
(void)mx;
(void)my;
X = 0;
Y = 0;
W = DisplayWidth(fl_display, fl_screen);
H = DisplayHeight(fl_display, fl_screen);
#endif // WIN32
screen_xywh(X, Y, W, H, screen);
}
/**
@ -288,47 +228,51 @@ void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my) {
void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int n) {
if (num_screens < 0) screen_init();
if ((n < 0) || (n >= num_screens))
n = 0;
#ifdef WIN32
if (num_screens > 0 && n >= 0 && n < num_screens) {
if (num_screens > 0) {
X = screens[n].left;
Y = screens[n].top;
W = screens[n].right - screens[n].left;
H = screens[n].bottom - screens[n].top;
} else {
X = Fl::x();
Y = Fl::y();
W = Fl::w();
H = Fl::h();
/* Fallback if something is broken... */
X = 0;
Y = 0;
W = GetSystemMetrics(SM_CXSCREEN);
H = GetSystemMetrics(SM_CYSCREEN);
}
#elif defined(__APPLE__)
if (num_screens > 0 && n >= 0 && n < num_screens) {
if (num_screens > 0) {
X = screens[n].x;
Y = screens[n].y;
W = screens[n].width;
H = screens[n].height;
} else {
X = Fl::x();
Y = Fl::y();
W = Fl::w();
H = Fl::h();
}
#elif HAVE_XINERAMA
if (num_screens > 0 && n >= 0 && n < num_screens && screens) {
X = screens[n].x_org;
Y = screens[n].y_org;
W = screens[n].width;
H = screens[n].height;
} else {
/* Fallback if something is broken... */
X = Fl::x();
Y = Fl::y();
W = Fl::w();
H = Fl::h();
}
#else
X = 0;
Y = 0;
W = DisplayWidth(fl_display, fl_screen);
H = DisplayHeight(fl_display, fl_screen);
#if HAVE_XINERAMA
if (num_screens > 0) {
X = screens[n].x_org;
Y = screens[n].y_org;
W = screens[n].width;
H = screens[n].height;
} else
#endif // HAVE_XINERAMA
{
/* Fallback if something is broken (or no Xinerama)... */
X = 0;
Y = 0;
W = DisplayWidth(fl_display, fl_screen);
H = DisplayHeight(fl_display, fl_screen);
}
#endif // WIN32
}