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fix crashing bug in Pane when accessing dividers

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This commit is contained in:
Paul Davis 2016-06-06 16:05:43 -04:00
parent 5700296cb6
commit 9a50d15c7f
1 changed files with 18 additions and 16 deletions
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34
libs/gtkmm2ext/pane.cc
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@ -402,14 +402,15 @@ Pane::set_divider (Dividers::size_type div, float fract)
{
Dividers::iterator d = dividers.begin();
while (div--) {
++d;
if (d == dividers.end()) {
/* caller is trying to set divider that does not exist
* yet.
*/
return;
}
for (d = dividers.begin(); d != dividers.end() && div != 0; ++d, --div) {
/* relax */
}
if (d == dividers.end()) {
/* caller is trying to set divider that does not exist
* yet.
*/
return;
}
fract = max (0.0f, min (1.0f, fract));
@ -427,14 +428,15 @@ Pane::get_divider (Dividers::size_type div)
{
Dividers::iterator d = dividers.begin();
while (div--) {
++d;
if (d == dividers.end()) {
/* caller is trying to set divider that does not exist
* yet.
*/
return -1.0f;
}
for (d = dividers.begin(); d != dividers.end() && div != 0; ++d, --div) {
/* relax */
}
if (d == dividers.end()) {
/* caller is trying to set divider that does not exist
* yet.
*/
return -1.0f;
}
return (*d)->fract;