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Fix bug 1300 by querying current border size in ConfigureNotify, and adjusting window coordinates accordingly.

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This commit is contained in:
Stefanos Apostolopoulos 2013-10-20 17:23:43 +02:00
parent e343273abb
commit 6a3478c235
1 changed files with 23 additions and 1 deletions
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24
src/video/x11/SDL_x11events.c
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@ -519,10 +519,32 @@ X11_DispatchEvent(_THIS)
xevent.xconfigure.x, xevent.xconfigure.y, xevent.xconfigure.x, xevent.xconfigure.y,
xevent.xconfigure.width, xevent.xconfigure.height); xevent.xconfigure.width, xevent.xconfigure.height);
#endif #endif
long border_left = 0;
long border_right = 0;
long border_top = 0;
long border_bottom = 0;
if (data->xwindow) {
Atom _net_frame_extents = XInternAtom(display, "_NET_FRAME_EXTENTS", 0);
Atom type;
int format;
unsigned long nitems, bytes_after;
unsigned char *property;
XGetWindowProperty(display, data->xwindow,
_net_frame_extents, 0, 16, 0,
XA_CARDINAL, &type, &format,
&nitems, &bytes_after, &property);
border_left = ((long*)property)[0];
border_right = ((long*)property)[1];
border_top = ((long*)property)[2];
border_bottom = ((long*)property)[3];
}
if (xevent.xconfigure.x != data->last_xconfigure.x || if (xevent.xconfigure.x != data->last_xconfigure.x ||
xevent.xconfigure.y != data->last_xconfigure.y) { xevent.xconfigure.y != data->last_xconfigure.y) {
SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_MOVED, SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_MOVED,
xevent.xconfigure.x, xevent.xconfigure.y); xevent.xconfigure.x - border_left,
xevent.xconfigure.y - border_top);
} }
if (xevent.xconfigure.width != data->last_xconfigure.width || if (xevent.xconfigure.width != data->last_xconfigure.width ||
xevent.xconfigure.height != data->last_xconfigure.height) { xevent.xconfigure.height != data->last_xconfigure.height) {