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added infinite loop check in transient

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fluxgen 2002-02-26 22:34:49 +00:00
parent 8d911dcbdd
commit 6f1a0490c4
1 changed files with 14 additions and 9 deletions
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23
src/Workspace.cc
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@ -22,7 +22,7 @@
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: Workspace.cc,v 1.11 2002/02/16 11:28:16 fluxgen Exp $
// $Id: Workspace.cc,v 1.12 2002/02/26 22:34:49 fluxgen Exp $
// use GNU extensions
#ifndef _GNU_SOURCE
@ -188,12 +188,14 @@ void Workspace::removeAll(void) {
void Workspace::raiseWindow(FluxboxWindow *w) {
FluxboxWindow *win = (FluxboxWindow *) 0, *bottom = w;
while (bottom->isTransient() && bottom->getTransientFor())
while (bottom->isTransient() && bottom->getTransientFor() &&
bottom->getTransientFor() != bottom) //prevent infinite loop
bottom = bottom->getTransientFor();
int i = 1;
win = bottom;
while (win->hasTransient() && win->getTransient()) {
while (win->hasTransient() && win->getTransient() &&
win->getTransient() != win) {//prevent infinite loop
win = win->getTransient();
i++;
@ -213,9 +215,10 @@ void Workspace::raiseWindow(FluxboxWindow *w) {
wkspc->stackingList.push_front(win);
}
if (! win->hasTransient() || ! win->getTransient())
if (! win->hasTransient() || ! win->getTransient() ||
win->getTransient() == win) //prevent infinite loop
break;
win = win->getTransient();
}
@ -224,16 +227,17 @@ void Workspace::raiseWindow(FluxboxWindow *w) {
delete [] nstack;
}
void Workspace::lowerWindow(FluxboxWindow *w) {
FluxboxWindow *win = (FluxboxWindow *) 0, *bottom = w;
while (bottom->isTransient() && bottom->getTransientFor())
while (bottom->isTransient() && bottom->getTransientFor()
&& bottom->getTransientFor() != bottom) //prevent infinite loop
bottom = bottom->getTransientFor();
int i = 1;
win = bottom;
while (win->hasTransient() && win->getTransient()) {
while (win->hasTransient() && win->getTransient() &&
win->getTransient() != win) { //prevent infinite loop
win = win->getTransient();
i++;
@ -252,7 +256,8 @@ void Workspace::lowerWindow(FluxboxWindow *w) {
wkspc->stackingList.push_back(win);
}
if (! win->getTransientFor())
if (! win->getTransientFor() ||
win->getTransientFor() == win)//prevent infinite loop
break;
win = win->getTransientFor();