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GUI: fix paste overflow undo corruption, part 3

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garbage collection
This commit is contained in:
tildearrow 2024-01-20 12:14:22 -05:00
parent 6f7cb8ce06
commit a768583bff
1 changed files with 7 additions and 1 deletions
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8
src/gui/editing.cpp
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@ -104,7 +104,7 @@ void FurnaceGUI::prepareUndo(ActionType action, UndoRegion region) {
auto it=oldPatMap.find(id); auto it=oldPatMap.find(id);
if (it==oldPatMap.end()) { if (it==oldPatMap.end()) {
p=oldPatMap[id]=new DivPattern; p=oldPatMap[id]=new DivPattern;
logV("oldPatMap: allocating for %.4x",id); //logV("oldPatMap: allocating for %.4x",id);
} else { } else {
p=it->second; p=it->second;
} }
@ -249,6 +249,12 @@ void FurnaceGUI::makeUndo(ActionType action, UndoRegion region) {
if (shallWalk) { if (shallWalk) {
e->walkSong(loopOrder,loopRow,loopEnd); e->walkSong(loopOrder,loopRow,loopEnd);
} }
// garbage collection
for (std::pair<unsigned short,DivPattern*> i: oldPatMap) {
delete i.second;
}
oldPatMap.clear();
} }
void FurnaceGUI::doSelectAll() { void FurnaceGUI::doSelectAll() {