def __call__(self, action=2):
        for hwnd in GetTargetWindows():
            if not IsWindow(hwnd):
                self.PrintError("Not a window")
                continue
            isAlwaysOnTop = GetAlwaysOnTop(hwnd)
            if action == 1 or (action == 2 and not isAlwaysOnTop):
                flag = HWND_TOPMOST
            else:
                flag = HWND_NOTOPMOST

            SetWindowPos(hwnd, flag, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE)
        return GetAlwaysOnTop(hwnd)
示例#2
0
    def ShowOSD(
            self,
            osdText="",
            fontInfo=None,
            textColour=(255, 255, 255),
            outlineColour=(0, 0, 0),
            alignment=0,
            offset=(0, 0),
            displayNumber=0,
            timeout=3.0,
            event=None,
            skin=None,
    ):
        self.timer.cancel()
        if osdText.strip() == "":
            self.bitmap = wx.EmptyBitmap(0, 0)
            SetWindowPos(self.hwnd, 0, 0, 0, 0, 0, HWND_FLAGS | SWP_HIDEWINDOW)
            SetEvent(event)
            return

        #self.Freeze()
        memoryDC = wx.MemoryDC()

        # make sure the mask colour is not used by foreground or
        # background colour
        forbiddenColours = (textColour, outlineColour)
        maskColour = (255, 0, 255)
        if maskColour in forbiddenColours:
            maskColour = (0, 0, 2)
            if maskColour in forbiddenColours:
                maskColour = (0, 0, 3)
        maskBrush = wx.Brush(maskColour, wx.SOLID)
        memoryDC.SetBackground(maskBrush)

        if fontInfo is None:
            fontInfo = DEFAULT_FONT_INFO
        font = wx.FontFromNativeInfoString(fontInfo)
        memoryDC.SetFont(font)

        textLines = osdText.splitlines()
        sizes = [memoryDC.GetTextExtent(line or " ") for line in textLines]
        textWidths, textHeights = zip(*sizes)
        textWidth = max(textWidths)
        textHeight = sum(textHeights)

        if skin:
            bitmap = self.GetSkinnedBitmap(textLines, textWidths, textHeights,
                                           textWidth, textHeight, memoryDC,
                                           textColour, "Default")
            width, height = bitmap.GetSize()
        elif outlineColour is None:
            width, height = textWidth, textHeight
            bitmap = wx.EmptyBitmap(width, height)
            memoryDC.SelectObject(bitmap)

            # fill the DC background with the maskColour
            memoryDC.Clear()

            # draw the text with the foreground colour
            memoryDC.SetTextForeground(textColour)
            DrawTextLines(memoryDC, textLines, textHeights)

            # mask the bitmap, so we can use it to get the needed
            # region of the window
            memoryDC.SelectObject(wx.NullBitmap)
            bitmap.SetMask(wx.Mask(bitmap, maskColour))

            # fill the anti-aliased pixels of the text with the foreground
            # colour, because the region of the window will add these
            # half filled pixels also. Otherwise we would get an ugly
            # border with mask-coloured pixels.
            memoryDC.SetBackground(wx.Brush(textColour, wx.SOLID))
            memoryDC.SelectObject(bitmap)
            memoryDC.Clear()
            memoryDC.SelectObject(wx.NullBitmap)
        else:
            width, height = textWidth + 5, textHeight + 5
            outlineBitmap = wx.EmptyBitmap(width, height, 1)
            outlineDC = wx.MemoryDC()
            outlineDC.SetFont(font)
            outlineDC.SelectObject(outlineBitmap)
            outlineDC.Clear()
            outlineDC.SetBackgroundMode(wx.SOLID)
            DrawTextLines(outlineDC, textLines, textHeights)
            outlineDC.SelectObject(wx.NullBitmap)
            outlineBitmap.SetMask(wx.Mask(outlineBitmap))
            outlineDC.SelectObject(outlineBitmap)

            bitmap = wx.EmptyBitmap(width, height)
            memoryDC.SetTextForeground(outlineColour)
            memoryDC.SelectObject(bitmap)
            memoryDC.Clear()

            Blit = memoryDC.Blit
            logicalFunc = wx.COPY
            for x in xrange(5):
                for y in xrange(5):
                    Blit(x, y, width, height, outlineDC, 0, 0, logicalFunc,
                         True)
            outlineDC.SelectObject(wx.NullBitmap)
            memoryDC.SetTextForeground(textColour)
            DrawTextLines(memoryDC, textLines, textHeights, 2, 2)
            memoryDC.SelectObject(wx.NullBitmap)
            bitmap.SetMask(wx.Mask(bitmap, maskColour))

        region = wx.RegionFromBitmap(bitmap)
        self.SetShape(region)
        self.bitmap = bitmap
        monitorDimensions = GetMonitorDimensions()
        try:
            displayRect = monitorDimensions[displayNumber]
        except IndexError:
            displayRect = monitorDimensions[0]
        xOffset, yOffset = offset
        xFunc, yFunc = ALIGNMENT_FUNCS[alignment]
        x = displayRect.x + xFunc((displayRect.width - width), xOffset)
        y = displayRect.y + yFunc((displayRect.height - height), yOffset)
        deviceContext = wx.ClientDC(self)
        deviceContext.DrawBitmap(self.bitmap, 0, 0, False)
        SetWindowPos(self.hwnd, 0, x, y, width, height,
                     HWND_FLAGS | SWP_SHOWWINDOW)

        if timeout > 0.0:
            self.timer = threading.Timer(timeout, self.OnTimeout)
            self.timer.start()
        eg.app.Yield(True)
        SetEvent(event)