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Bug 2250 - Closing Screenshot dialog within the 5 second wait window causes a crash

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Timer notify was happening after the window closed.
This commit is contained in:
Leland Lucius 2020-03-02 19:38:34 -06:00
parent a0578f71c3
commit 2ad3fe5406
1 changed files with 7 additions and 4 deletions
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11
src/Screenshot.cpp
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@ -50,6 +50,7 @@ It forwards the actual work of doing the commands to the ScreenshotCommand.
#include "WaveTrack.h"
class OldStyleCommandType;
class ScreenFrameTimer;
////////////////////////////////////////////////////////////////////////////////
@ -106,6 +107,8 @@ class ScreenshotBigDialog final : public wxFrame
wxToggleButton *mWhite;
wxStatusBar *mStatus;
std::unique_ptr<ScreenFrameTimer> mTimer;
std::unique_ptr<ScreenshotCommand> mCommand;
const CommandContext mContext;
@ -158,7 +161,6 @@ class ScreenFrameTimer final : public wxTimer
// Process timer notification just once, then destroy self
evt->SetEventObject(NULL);
screenFrame->ProcessEvent(*evt);
delete this;
}
private:
@ -505,9 +507,8 @@ bool ScreenshotBigDialog::ProcessEvent(wxEvent & e)
{
if( id >= IdAllDelayedEvents && id <= IdLastDelayedEvent &&
e.GetEventObject() != NULL) {
// safenew because it's a one-shot that deletes itself
ScreenFrameTimer *timer = safenew ScreenFrameTimer(this, e);
timer->Start(5000, true);
mTimer = std::make_unique<ScreenFrameTimer>(this, e);
mTimer->Start(5000, true);
return true;
}
}
@ -520,11 +521,13 @@ bool ScreenshotBigDialog::ProcessEvent(wxEvent & e)
void ScreenshotBigDialog::OnCloseWindow(wxCloseEvent & WXUNUSED(event))
{
mTimer->Stop();
Destroy();
}
void ScreenshotBigDialog::OnClose(wxCommandEvent & WXUNUSED(event))
{
mTimer->Stop();
Destroy();
}