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Merge branch 'trunk' into git_master

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This commit is contained in:
Diederick Niehorster 2014-08-29 08:42:23 +08:00
commit 06adf958bd
1 changed files with 61 additions and 11 deletions
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72
freeglut/freeglut/src/x11/fg_state_x11.c
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@ -84,8 +84,6 @@ int fgPlatformGlutGet ( GLenum eWhat )
*/ */
case GLUT_WINDOW_X: case GLUT_WINDOW_X:
case GLUT_WINDOW_Y: case GLUT_WINDOW_Y:
case GLUT_WINDOW_BORDER_WIDTH:
case GLUT_WINDOW_HEADER_HEIGHT:
{ {
int x, y; int x, y;
Window p,w; Window p,w;
@ -112,19 +110,71 @@ int fgPlatformGlutGet ( GLenum eWhat )
case GLUT_WINDOW_X: return x; case GLUT_WINDOW_X: return x;
case GLUT_WINDOW_Y: return y; case GLUT_WINDOW_Y: return y;
} }
}
if ( w == 0 || fgStructure.CurrentWindow->Parent)
/* logic below needs w, and child windows don't have borders */ case GLUT_WINDOW_BORDER_WIDTH:
case GLUT_WINDOW_HEADER_HEIGHT:
{
Atom actual_type, net_extents;
int actual_format;
unsigned long nitems, bytes_after;
unsigned char *data = NULL;
int result, top, left;
if (fgStructure.CurrentWindow == NULL || fgStructure.CurrentWindow->Parent)
/* can't get widths/heights if no current window
* and child windows don't have borders */
return 0; return 0;
XTranslateCoordinates(
fgDisplay.pDisplay.Display, /* try to get through _NET_FRAME_EXTENTS */
fgStructure.CurrentWindow->Window.Handle, net_extents = XInternAtom(fgDisplay.pDisplay.Display, "_NET_FRAME_EXTENTS", False);
w, 0, 0, &x, &y, &w);
result = XGetWindowProperty(
fgDisplay.pDisplay.Display, fgStructure.CurrentWindow->Window.Handle, net_extents,
0, 4, False, AnyPropertyType,
&actual_type, &actual_format,
&nitems, &bytes_after, &data);
if (result == Success && nitems == 4 && bytes_after == 0)
/* got the data we expected, here's to hoping that
* _NET_FRAME_EXTENTS is supported and the data
* contain sensible values */
{
long *extents = (long *)data;
left = (int) extents[0]; /* we take left as border width, consistent with old logic. bottom and right better be the same... */
top = (int) extents[2];
}
else
{
/* try in the previous way as fall-back */
Window w;
int x,y;
XTranslateCoordinates(
fgDisplay.pDisplay.Display,
fgStructure.CurrentWindow->Window.Handle,
fgDisplay.pDisplay.RootWindow,
0, 0, &x, &y, &w);
if (w == 0)
/* logic below needs w */
return 0;
XTranslateCoordinates(
fgDisplay.pDisplay.Display,
fgStructure.CurrentWindow->Window.Handle,
w, 0, 0, &x, &y, &w);
left = x;
top = y;
}
if (result == Success)
XFree(data);
switch ( eWhat ) switch ( eWhat )
{ {
case GLUT_WINDOW_BORDER_WIDTH: return x; case GLUT_WINDOW_BORDER_WIDTH: return left;
case GLUT_WINDOW_HEADER_HEIGHT: return y; case GLUT_WINDOW_HEADER_HEIGHT: return top;
} }
} }