# coding:utf-8 import sys import warnings from ctypes import POINTER, byref, c_bool, c_int, pointer, sizeof, WinDLL from ctypes.wintypes import DWORD, LONG, LPCVOID import win32api import win32con import win32gui from qtpy.QtGui import QColor from .win_c_structures import (ACCENT_POLICY, ACCENT_STATE, DWMNCRENDERINGPOLICY, DWMWINDOWATTRIBUTE, MARGINS, WINDOWCOMPOSITIONATTRIB, WINDOWCOMPOSITIONATTRIBDATA, DWM_BLURBEHIND) from .win32_utils import isGreaterEqualWin10, isGreaterEqualWin11, IsCompositionEnabled class WindowsWindowEffect: """ Windows window effect """ def __init__(self, window): self.window = window # Declare the function signature of the API self.user32 = WinDLL("user32") self.dwmapi = WinDLL("dwmapi") self.SetWindowCompositionAttribute = self.user32.SetWindowCompositionAttribute self.DwmExtendFrameIntoClientArea = self.dwmapi.DwmExtendFrameIntoClientArea self.DwmEnableBlurBehindWindow = self.dwmapi.DwmEnableBlurBehindWindow self.DwmSetWindowAttribute = self.dwmapi.DwmSetWindowAttribute self.SetWindowCompositionAttribute.restype = c_bool self.DwmExtendFrameIntoClientArea.restype = LONG self.DwmEnableBlurBehindWindow.restype = LONG self.DwmSetWindowAttribute.restype = LONG self.SetWindowCompositionAttribute.argtypes = [ c_int, POINTER(WINDOWCOMPOSITIONATTRIBDATA), ] self.DwmSetWindowAttribute.argtypes = [c_int, DWORD, LPCVOID, DWORD] self.DwmExtendFrameIntoClientArea.argtypes = [c_int, POINTER(MARGINS)] self.DwmEnableBlurBehindWindow.argtypes = [c_int, POINTER(DWM_BLURBEHIND)] # Initialize structure self.accentPolicy = ACCENT_POLICY() self.winCompAttrData = WINDOWCOMPOSITIONATTRIBDATA() self.winCompAttrData.Attribute = WINDOWCOMPOSITIONATTRIB.WCA_ACCENT_POLICY.value self.winCompAttrData.SizeOfData = sizeof(self.accentPolicy) self.winCompAttrData.Data = pointer(self.accentPolicy) def setAcrylicEffect(self, hWnd, gradientColor="F2F2F299", enableShadow=True, animationId=0): """ Add the acrylic effect to the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle gradientColor: str Hexadecimal acrylic mixed color, corresponding to four RGBA channels isEnableShadow: bool Enable window shadows animationId: int Turn on matte animation """ if not isGreaterEqualWin10(): warnings.warn("The acrylic effect is only available on Win10+") return hWnd = int(hWnd) gradientColor = ''.join(gradientColor[i:i+2] for i in range(6, -1, -2)) gradientColor = DWORD(int(gradientColor, base=16)) animationId = DWORD(animationId) accentFlags = DWORD(0x20 | 0x40 | 0x80 | 0x100) if enableShadow else DWORD(0) self.accentPolicy.AccentState = ACCENT_STATE.ACCENT_ENABLE_ACRYLICBLURBEHIND.value self.accentPolicy.GradientColor = gradientColor self.accentPolicy.AccentFlags = accentFlags self.accentPolicy.AnimationId = animationId self.winCompAttrData.Attribute = WINDOWCOMPOSITIONATTRIB.WCA_ACCENT_POLICY.value self.SetWindowCompositionAttribute(hWnd, pointer(self.winCompAttrData)) def setBorderAccentColor(self, hWnd, color: QColor): """ Set the border color of the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle color: QColor Border Accent color """ if not isGreaterEqualWin11(): return hWnd = int(hWnd) colorref = DWORD(color.red() | (color.green() << 8) | (color.blue() << 16)) self.DwmSetWindowAttribute(hWnd, DWMWINDOWATTRIBUTE.DWMWA_BORDER_COLOR.value, byref(colorref), 4) def removeBorderAccentColor(self, hWnd): """ Remove the border color of the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ if not isGreaterEqualWin11(): return hWnd = int(hWnd) self.DwmSetWindowAttribute(hWnd, DWMWINDOWATTRIBUTE.DWMWA_BORDER_COLOR.value, byref(DWORD(0xFFFFFFFF)), 4) def setMicaEffect(self, hWnd, isDarkMode=False, isAlt=False): """ Add the mica effect to the window (Win11 only) Parameters ---------- hWnd: int or `sip.voidptr` Window handle isDarkMode: bool whether to use dark mode mica effect isAlt: bool whether to enable mica alt effect """ if not isGreaterEqualWin11(): warnings.warn("The mica effect is only available on Win11") return hWnd = int(hWnd) # fix issue #125 margins = MARGINS(16777215, 16777215, 0, 0) self.DwmExtendFrameIntoClientArea(hWnd, byref(margins)) self.winCompAttrData.Attribute = WINDOWCOMPOSITIONATTRIB.WCA_ACCENT_POLICY.value self.accentPolicy.AccentState = ACCENT_STATE.ACCENT_ENABLE_HOSTBACKDROP.value self.SetWindowCompositionAttribute(hWnd, pointer(self.winCompAttrData)) if isDarkMode: self.winCompAttrData.Attribute = WINDOWCOMPOSITIONATTRIB.WCA_USEDARKMODECOLORS.value self.SetWindowCompositionAttribute(hWnd, pointer(self.winCompAttrData)) if sys.getwindowsversion().build < 22523: self.DwmSetWindowAttribute(hWnd, 1029, byref(c_int(1)), 4) else: self.DwmSetWindowAttribute(hWnd, DWMWINDOWATTRIBUTE.DWMWA_SYSTEMBACKDROP_TYPE.value, byref(c_int(4 if isAlt else 2)), 4) self.DwmSetWindowAttribute(hWnd, DWMWINDOWATTRIBUTE.DWMWA_USE_IMMERSIVE_DARK_MODE.value, byref(c_int(1*isDarkMode)), 4) def setAeroEffect(self, hWnd): """ Add the aero effect to the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ hWnd = int(hWnd) self.winCompAttrData.Attribute = WINDOWCOMPOSITIONATTRIB.WCA_ACCENT_POLICY.value self.accentPolicy.AccentState = ACCENT_STATE.ACCENT_ENABLE_BLURBEHIND.value self.SetWindowCompositionAttribute(hWnd, pointer(self.winCompAttrData)) def removeBackgroundEffect(self, hWnd): """ Remove background effect Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ hWnd = int(hWnd) self.accentPolicy.AccentState = ACCENT_STATE.ACCENT_DISABLED.value self.SetWindowCompositionAttribute(hWnd, pointer(self.winCompAttrData)) @staticmethod def moveWindow(hWnd): """ Move the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ hWnd = int(hWnd) win32gui.ReleaseCapture() win32api.SendMessage( hWnd, win32con.WM_SYSCOMMAND, win32con.SC_MOVE + win32con.HTCAPTION, 0 ) def addShadowEffect(self, hWnd): """ Add DWM shadow to window Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ if not IsCompositionEnabled(): return hWnd = int(hWnd) margins = MARGINS(-1, -1, -1, -1) self.DwmExtendFrameIntoClientArea(hWnd, byref(margins)) def addMenuShadowEffect(self, hWnd): """ Add DWM shadow to menu Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ if not IsCompositionEnabled(): return hWnd = int(hWnd) self.DwmSetWindowAttribute( hWnd, DWMWINDOWATTRIBUTE.DWMWA_NCRENDERING_POLICY.value, byref(c_int(DWMNCRENDERINGPOLICY.DWMNCRP_ENABLED.value)), 4, ) margins = MARGINS(-1, -1, -1, -1) self.DwmExtendFrameIntoClientArea(hWnd, byref(margins)) def removeShadowEffect(self, hWnd): """ Remove DWM shadow from the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ hWnd = int(hWnd) self.DwmSetWindowAttribute( hWnd, DWMWINDOWATTRIBUTE.DWMWA_NCRENDERING_POLICY.value, byref(c_int(DWMNCRENDERINGPOLICY.DWMNCRP_DISABLED.value)), 4, ) @staticmethod def removeMenuShadowEffect(hWnd): """ Remove shadow from pop-up menu Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ hWnd = int(hWnd) style = win32gui.GetClassLong(hWnd, win32con.GCL_STYLE) style &= ~0x00020000 # CS_DROPSHADOW win32api.SetClassLong(hWnd, win32con.GCL_STYLE, style) @staticmethod def addWindowAnimation(hWnd): """ Enables the maximize and minimize animation of the window Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ hWnd = int(hWnd) style = win32gui.GetWindowLong(hWnd, win32con.GWL_STYLE) win32gui.SetWindowLong( hWnd, win32con.GWL_STYLE, style | win32con.WS_MINIMIZEBOX | win32con.WS_MAXIMIZEBOX | win32con.WS_CAPTION | win32con.CS_DBLCLKS | win32con.WS_THICKFRAME, ) @staticmethod def disableMaximizeButton(hWnd): """ Disable the maximize button of window Parameters ---------- hWnd : int or `sip.voidptr` Window handle """ hWnd = int(hWnd) style = win32gui.GetWindowLong(hWnd, win32con.GWL_STYLE) win32gui.SetWindowLong( hWnd, win32con.GWL_STYLE, style & ~win32con.WS_MAXIMIZEBOX, ) def enableBlurBehindWindow(self, hWnd): """ enable the blur effect behind the whole client Parameters ---------- hWnd: int or `sip.voidptr` Window handle """ blurBehind = DWM_BLURBEHIND(1, True, 0, False) self.DwmEnableBlurBehindWindow(int(hWnd), byref(blurBehind))