dont overlap with screenborder

added xinerama-support
This commit is contained in:
mathias 2004-11-22 20:10:26 +00:00
parent b47f050367
commit a65f840b68

View file

@ -26,6 +26,12 @@
#include "StringUtil.hh"
#include "Color.hh"
#ifdef XINERAMA
extern "C" {
#include <X11/extensions/Xinerama.h>
}
#endif // XINERAMA
#include <string>
#include <iostream>
@ -158,10 +164,44 @@ int main(int argc, char **argv) {
&ret_win, &child_win,
&x, &y, &wx, &wy, &mask)) {
if ( x - (fbrun.width()/2) > 0 )
x-= fbrun.width()/2;
if ( y - (fbrun.height()/2) > 0 )
y-= fbrun.height()/2;
int root_x = 0;
int root_y = 0;
unsigned int root_w = WidthOfScreen(DefaultScreenOfDisplay(dpy));
unsigned int root_h = HeightOfScreen(DefaultScreenOfDisplay(dpy));
#ifdef XINERAMA
if(XineramaIsActive(dpy)) {
XineramaScreenInfo* screen_info = 0;
int number = 0;
screen_info = XineramaQueryScreens(dpy, &number);
if (screen_info) {
for(int i= 0; i < number; i++) {
if (x >= screen_info[i].x_org &&
x < screen_info[i].x_org + screen_info[i].width &&
y >= screen_info[i].y_org &&
y < screen_info[i].y_org + screen_info[i].height) {
root_x = screen_info[i].x_org;
root_y = screen_info[i].y_org;
root_w = screen_info[i].width;
root_h = screen_info[i].height;
break;
}
}
XFree(screen_info);
}
}
#endif // XINERAMA
x-= fbrun.width()/2;
y-= fbrun.height()/2;
if (x < root_x)
x = root_x;
if (x + fbrun.width() > root_x + root_w)
x = root_x + root_w - fbrun.width();
if (y < root_y)
y = root_y;
if (y + fbrun.height() > root_y + root_h)
y = root_y + root_h - fbrun.height();
}
}