Method eventFilter

Demo/NewFramelessWindow.py:106–132

(self, obj, event)

                                Qt.LeftButton, Qt.NoButton, Qt.NoModifier))

    def eventFilter(self, obj, event):
        if obj.isWindowType():
            # top window 处理光标样式
            if event.type() == QEvent.MouseMove and obj.windowState(
            ) == Qt.WindowNoState:
                obj.setCursor(
                    self._get_cursor(
                        self._get_edges(event.pos(), obj.width(),
                                        obj.height())))
            elif event.type() == QEvent.TouchUpdate:
                self.moveOrResize(obj, event.pos(), obj.width(), obj.height())
        elif obj in self.Widgets and isinstance(
                event, QMouseEvent) and event.button() == Qt.LeftButton:
            if event.type() == QEvent.MouseButtonDblClick:
                # 双击最大化还原
                if self.is_titlebar(event.pos()):
                    if obj.windowState() == Qt.WindowFullScreen:
                        pass
                    elif obj.windowState() == Qt.WindowMaximized:
                        obj.showNormal()
                    else:
                        obj.showMaximized()
            elif event.type() == QEvent.MouseButtonPress:
                self.moveOrResize(obj.windowHandle(), event.pos(), obj.width(),
                                  obj.height())

        return False


class FramelessWindow(QWidget, Ui_FormFrameless):