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[TASKMGR] GraphCtrl_Dispose: Delete hdcGraph first

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The pen might be selected at GraphCtrl_Dispose.
Do not delete a drawing object (pen or brush) while it is still selected into a DC.
CORE-18014
This commit is contained in:
Katayama Hirofumi MZ 2023-06-15 15:14:32 +09:00
parent dc14a9f6e0
commit 7989e3f26c
1 changed files with 3 additions and 3 deletions
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6
base/applications/taskmgr/graphctl.c
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@ -116,6 +116,9 @@ GraphCtrl_Dispose(PTM_GRAPH_CONTROL inst)
if (inst->PointBuffer)
HeapFree(GetProcessHeap(), 0, inst->PointBuffer);
if (inst->hdcGraph)
DeleteDC(inst->hdcGraph);
if (inst->hPenGrid)
DeleteObject(inst->hPenGrid);
@ -130,9 +133,6 @@ GraphCtrl_Dispose(PTM_GRAPH_CONTROL inst)
if (inst->hbmGraph)
DeleteObject(inst->hbmGraph);
if (inst->hdcGraph)
DeleteDC(inst->hdcGraph);
}
void