/// <summary>
/// 设置 WindowCompositonAttribute 以达到 透明 模糊 的效果
/// </summary>
/// <param name="handles">需要设置WCA的句柄</param>
/// <param name="data">WCA数据</param>
private static void SetWCA(IntPtr[] handles, WindowCompositonAttributeData data)
{
foreach (IntPtr handle in handles)
{
bool success = WindowsAPI.SetWindowCompositionAttribute(handle, ref data);
}
}
public static void Main(string[] args)
{
WindowCompositonAttributeData data = WindowCompositonAttributeData.透明;
if (args != null && args.Length > 0)
{
if ("透明".Equals(args[0]))
{
data = WindowCompositonAttributeData.透明;
}
else if ("模糊".Equals(args[0]))
{
data = WindowCompositonAttributeData.模糊;
}
}
Program.CloseOldProcess();
//Explorer.exe重启后，系统窗口句柄会发生改变，所以不定义全局变量，每次都重新去获取句柄
do
{
List <IntPtr> handles = new List <IntPtr>();
//获取句柄
//任务栏
IntPtr taskbar = WindowsAPI.FindWindow("Shell_TrayWnd", "");
if ((int)taskbar > 0)
{
handles.Add(taskbar);
//可能有多个屏幕，即存在多个任务栏
IntPtr taskbar_2 = new IntPtr(0);
do
{
taskbar_2 = WindowsAPI.FindWindowEx(new IntPtr(0), taskbar_2, "Shell_SecondaryTrayWnd", "");
if ((int)taskbar_2 > 0)
{
handles.Add(taskbar_2);
}
} while ((int)taskbar_2 > 0);
}
//开始菜单
IntPtr startMenu = WindowsAPI.FindWindow("Windows.UI.Core.CoreWindow", "启动");
if ((int)startMenu > 0)
{
handles.Add(startMenu);
}
//通知图标
IntPtr notifyIcon = WindowsAPI.FindWindow("NotifyIconOverflowWindow", "");
if ((int)notifyIcon > 0)
{
handles.Add(notifyIcon);
}
//操作中心
IntPtr operationCenter = WindowsAPI.FindWindow("Windows.UI.Core.CoreWindow", "操作中心");
if ((int)operationCenter > 0)
{
handles.Add(operationCenter);
}
//网络连接
IntPtr net = WindowsAPI.FindWindow("Windows.UI.Core.CoreWindow", "网络连接");
if ((int)net > 0)
{
handles.Add(net);
}
//音量控制
IntPtr volumeControl = WindowsAPI.FindWindow("Windows.UI.Core.CoreWindow", "音量控制");
if ((int)volumeControl > 0)
{
handles.Add(volumeControl);
}
//日期和时间信息
IntPtr dateInfo = WindowsAPI.FindWindow("Windows.UI.Core.CoreWindow", "日期和时间信息");
if ((int)dateInfo > 0)
{
handles.Add(dateInfo);
}
Program.SetWCA(handles.ToArray(), data);
} while (Program.Wait(20));
}
public static extern bool SetWindowCompositionAttribute(IntPtr hwnd, ref WindowCompositonAttributeData pAttrData);