質問

I'm making a game using gtk/cairo in haskell, and I'm looking for a way to completely clear the drawing area (a widget of type drawingArea). When a widget resizes for instance, the drawing area is cleared automatically. I'm looking for a way to clear it manually.

Any suggestions?

役に立ちましたか?

解決

First get the DrawWindow of the DrawingArea using the function widgetGetDrawWindow, then call drawWindowClear with the DrawWindow as the argument.

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