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Fix a fluid crash when writing a template screenshot

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We need to show() the window before we call fl_read_image() if it
is not shown yet, otherwise fluid would crash.
This commit is contained in:
Albrecht Schlosser
2021-11-09 19:36:26 +01:00
parent 5e7eede311
commit 5c5244b162
1 changed files with 7 additions and 1 deletions
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fluid/Fl_Window_Type.cxx
+7 -1
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@@ -425,8 +425,14 @@ void Fl_Window_Type::open() {
uchar *Fl_Window_Type::read_image(int &ww, int &hh) { uchar *Fl_Window_Type::read_image(int &ww, int &hh) {
Overlay_Window *w = (Overlay_Window *)o; Overlay_Window *w = (Overlay_Window *)o;
int hidden = !w->shown();
w->show(); // make it the front window
// Read the screen image... // Read the screen image...
return (w->read_image(ww, hh)); uchar *idata = w->read_image(ww, hh);
if (hidden)
w->hide();
return idata;
} }