def create_window(self, *largs): """Will create the main window and configure it. .. warning:: This method is called automatically at runtime. If you call it, it will recreate a RenderContext and Canvas. This means you'll have a new graphics tree, and the old one will be unusable. This method exist to permit the creation of a new OpenGL context AFTER closing the first one. (Like using runTouchApp() and stopTouchApp()). This method has only been tested in a unittest environment and is not suitable for Applications. Again, don't use this method unless you know exactly what you are doing! """ # just to be sure, if the trigger is set, and if this method is # manually called, unset the trigger Clock.unschedule(self.create_window) # ensure the window creation will not be called twice if platform in ("android", "ios"): self._unbind_create_window() if not self.initialized: from kivy.core.gl import init_gl init_gl() # create the render context and canvas, only the first time. from kivy.graphics import RenderContext, Canvas self.render_context = RenderContext() self.canvas = Canvas() self.render_context.add(self.canvas) else: # if we get initialized more than once, then reload opengl state # after the second time. # XXX check how it's working on embed platform. if platform == "linux" or Window.__class__.__name__ == "WindowSDL": # on linux, it's safe for just sending a resize. self.dispatch("on_resize", *self.system_size) else: # on other platform, window are recreated, we need to reload. from kivy.graphics.context import get_context get_context().reload() Clock.schedule_once(lambda x: self.canvas.ask_update(), 0) self.dispatch("on_resize", *self.system_size) # ensure the gl viewport is correct self.update_viewport()
def create_window(self, *largs): '''Will create the main window and configure it. .. warning:: This method is called automatically at runtime. If you call it, it will recreate a RenderContext and Canvas. This means you'll have a new graphics tree, and the old one will be unusable. This method exist to permit the creation of a new OpenGL context AFTER closing the first one. (Like using runTouchApp() and stopTouchApp()). This method has only been tested in a unittest environment and is not suitable for Applications. Again, don't use this method unless you know exactly what you are doing! ''' # just to be sure, if the trigger is set, and if this method is # manually called, unset the trigger Clock.unschedule(self.create_window) # ensure the window creation will not be called twice if platform in ('android', 'ios'): self._unbind_create_window() if not self.initialized: from kivy.core.gl import init_gl init_gl() # create the render context and canvas, only the first time. from kivy.graphics import RenderContext, Canvas self.render_context = RenderContext() self.canvas = Canvas() self.render_context.add(self.canvas) else: # if we get initialized more than once, then reload opengl state # after the second time. # XXX check how it's working on embed platform. if platform == 'linux' or Window.__class__.__name__ == 'WindowSDL': # on linux, it's safe for just sending a resize. self.dispatch('on_resize', *self.system_size) else: # on other platform, window are recreated, we need to reload. from kivy.graphics.context import get_context get_context().reload() Clock.schedule_once(lambda x: self.canvas.ask_update(), 0) self.dispatch('on_resize', *self.system_size) # ensure the gl viewport is correct self.update_viewport()