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Print warnings on invalid resizes 

These warnings might help catching some problems in the future. These
could be asserts, but printing a warning is a lot nicer than dying.

Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
Uli Schlachter 2017-01-08 15:25:54 +01:00
parent e659b80f36
commit 528455045c
1 changed files with 21 additions and 0 deletions
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21
objects/client.c
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@ -1176,12 +1176,33 @@ client_geometry_refresh(void)
area_t real_geometry = c->geometry;
if (!c->fullscreen)
{
if ((real_geometry.width < c->titlebar[CLIENT_TITLEBAR_LEFT].size
+ c->titlebar[CLIENT_TITLEBAR_RIGHT].size) ||
(real_geometry.height < c->titlebar[CLIENT_TITLEBAR_TOP].size
+ c->titlebar[CLIENT_TITLEBAR_BOTTOM].size))
warn("Resizing a window to a negative size!? Have width %d-%d-%d=%d"
" and height %d-%d-%d=%d", real_geometry.width,
c->titlebar[CLIENT_TITLEBAR_LEFT].size,
c->titlebar[CLIENT_TITLEBAR_RIGHT].size,
real_geometry.width -
c->titlebar[CLIENT_TITLEBAR_LEFT].size -
c->titlebar[CLIENT_TITLEBAR_RIGHT].size,
real_geometry.height,
c->titlebar[CLIENT_TITLEBAR_TOP].size,
c->titlebar[CLIENT_TITLEBAR_BOTTOM].size,
real_geometry.height -
c->titlebar[CLIENT_TITLEBAR_TOP].size -
c->titlebar[CLIENT_TITLEBAR_BOTTOM].size);
real_geometry.x = c->titlebar[CLIENT_TITLEBAR_LEFT].size;
real_geometry.y = c->titlebar[CLIENT_TITLEBAR_TOP].size;
real_geometry.width -= c->titlebar[CLIENT_TITLEBAR_LEFT].size;
real_geometry.width -= c->titlebar[CLIENT_TITLEBAR_RIGHT].size;
real_geometry.height -= c->titlebar[CLIENT_TITLEBAR_TOP].size;
real_geometry.height -= c->titlebar[CLIENT_TITLEBAR_BOTTOM].size;
if (real_geometry.width == 0 || real_geometry.height == 0)
warn("Resizing a window to size zero!?");
} else {
real_geometry.x = 0;
real_geometry.y = 0;