win32gui_demo.py 文件源码

def OnPaint_2(hwnd, msg, wp, lp):
    dc, ps=win32gui.BeginPaint(hwnd)
    win32gui.SetGraphicsMode(dc, win32con.GM_ADVANCED)
    l,t,r,b=win32gui.GetClientRect(hwnd)

    for x in range(25):
        vertices=(
            {'x':int(random.random()*r), 'y':int(random.random()*b), 'Red':int(random.random()*0xff00), 'Green':0, 'Blue':0, 'Alpha':0},
            {'x':int(random.random()*r), 'y':int(random.random()*b), 'Red':0, 'Green':int(random.random()*0xff00), 'Blue':0, 'Alpha':0},
            {'x':int(random.random()*r), 'y':int(random.random()*b), 'Red':0, 'Green':0, 'Blue':int(random.random()*0xff00), 'Alpha':0},
            )
        mesh=((0,1,2),)
        win32gui.GradientFill(dc,vertices, mesh, win32con.GRADIENT_FILL_TRIANGLE)
    win32gui.EndPaint(hwnd, ps)
    return 0