C++ (Cpp) MyCanvas::ClearBackgroundの例

コード例 #1

ファイル: docview.cpp プロジェクト: Bluehorn/wxPython

// Creates a canvas. Called either from view.cc when a new drawing
// view is created, or in OnInit as a child of the main window,
// if in 'single window' mode.
MyCanvas *MyFrame::CreateCanvas(wxView *view, wxFrame *parent)
{
    int width, height;
    parent->GetClientSize(&width, &height);
    
    // Non-retained canvas
    MyCanvas *canvas = new MyCanvas(view, parent, wxPoint(0, 0), wxSize(width, height), 0);
    canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
    
    // Give it scrollbars
    canvas->SetScrollbars(20, 20, 50, 50);
    canvas->SetBackgroundColour(*wxWHITE);
    canvas->ClearBackground();
    
    return canvas;
}