diff options
Diffstat (limited to 'src/Fl_Device.cxx')
| -rw-r--r-- | src/Fl_Device.cxx | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/Fl_Device.cxx b/src/Fl_Device.cxx index 430aa2bf5..9f0b6292c 100644 --- a/src/Fl_Device.cxx +++ b/src/Fl_Device.cxx @@ -48,14 +48,17 @@ TODO: */ +Fl_Surface_Device *Fl_Surface_Device::pre_surface_ = NULL; /** \brief Make this surface the current drawing surface. This surface will receive all future graphics requests. */ void Fl_Surface_Device::set_current(void) { + if (pre_surface_) pre_surface_->end_current_(); fl_graphics_driver = pGraphicsDriver; _surface = this; pGraphicsDriver->global_gc(); + pre_surface_ = this; } Fl_Surface_Device* Fl_Surface_Device::_surface; // the current target surface of graphics operations @@ -63,6 +66,7 @@ Fl_Surface_Device* Fl_Surface_Device::_surface; // the current target surface of Fl_Surface_Device::~Fl_Surface_Device() { + if (pre_surface_ == this) pre_surface_ = NULL; } |