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authorManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>2019-05-25 11:59:16 +0200
committerManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>2019-05-25 11:59:16 +0200
commit0d3a37439625e60cf247228412007fabd04ad289 (patch)
tree8eac87f1d763dbea5e68ed869a85f9c25217e447 /src/drivers/GDI
parentbf50352afe8c8aee3cfe1779474d6b6c1854f56f (diff)
Call virtual member Fl_Surface_Device::end_current() when necessary
Rename member function Fl_Surface_Device::end_current_() to end_current(), set it protected, and make it called by the destructor of all classes derived from Fl_Surface_Device that re-implement end_current(). This way, end_current() runs equally if Fl_Surface_Device()::pop_current() is called before or after the drawing surface is deleted.
Diffstat (limited to 'src/drivers/GDI')
-rw-r--r--src/drivers/GDI/Fl_GDI_Image_Surface_Driver.cxx5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/drivers/GDI/Fl_GDI_Image_Surface_Driver.cxx b/src/drivers/GDI/Fl_GDI_Image_Surface_Driver.cxx
index bfb528490..5c03621cb 100644
--- a/src/drivers/GDI/Fl_GDI_Image_Surface_Driver.cxx
+++ b/src/drivers/GDI/Fl_GDI_Image_Surface_Driver.cxx
@@ -24,7 +24,7 @@
#include <windows.h>
class Fl_GDI_Image_Surface_Driver : public Fl_Image_Surface_Driver {
- virtual void end_current_();
+ virtual void end_current();
public:
Window pre_window;
int _savedc;
@@ -61,6 +61,7 @@ Fl_GDI_Image_Surface_Driver::Fl_GDI_Image_Surface_Driver(int w, int h, int high_
Fl_GDI_Image_Surface_Driver::~Fl_GDI_Image_Surface_Driver() {
if (offscreen && !external_offscreen) DeleteObject(offscreen);
+ if (is_current()) end_current();
delete driver();
}
@@ -93,7 +94,7 @@ Fl_RGB_Image* Fl_GDI_Image_Surface_Driver::image()
}
-void Fl_GDI_Image_Surface_Driver::end_current_()
+void Fl_GDI_Image_Surface_Driver::end_current()
{
HDC gc = (HDC)driver()->gc();
GetWindowOrgEx(gc, &origin);