🐛 1修复程序崩溃, :boom:2添加时钟显秒

2022-07-25 17:57:57 +08:00
parent 6f62e6b2a0
commit a50d88f2c2
23 changed files with 1239 additions and 131 deletions
--- a/Util/ScreenUtil.cs
+++ b/Util/ScreenUtil.cs
@@ -0,0 +1,124 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Forms;
+
+namespace GeekDesk.Util
+{
+    public class ScreenUtil
+    {
+
+        [DllImport("user32.dll")]
+        static extern bool GetCursorPos(ref System.Drawing.Point lpPoint);
+
+        [DllImport("gdi32.dll", CharSet = CharSet.Auto, SetLastError = true, ExactSpelling = true)]
+        public static extern int BitBlt(IntPtr hDC, int x, int y, int nWidth, int nHeight, IntPtr hSrcDC, int xSrc, int ySrc, int dwRop);
+
+        [StructLayout(LayoutKind.Sequential)]
+        private struct RECT
+        {
+            public int left;
+            public int top;
+            public int right;
+            public int bottom;
+        }
+
+        //取得前台窗口句柄函数 
+        [DllImport("user32.dll")]
+        private static extern IntPtr GetForegroundWindow();
+        //取得桌面窗口句柄函数 
+        [DllImport("user32.dll")]
+        private static extern IntPtr GetDesktopWindow();
+        //取得Shell窗口句柄函数 
+        [DllImport("user32.dll")]
+        private static extern IntPtr GetShellWindow();
+        //取得窗口大小函数 
+        [DllImport("user32.dll", SetLastError = true)]
+        private static extern int GetWindowRect(IntPtr hwnd, out RECT rc);
+        //获取窗口标题
+        [DllImport("user32", SetLastError = true)]
+        private static extern int GetWindowText(
+            IntPtr hWnd,//窗口句柄
+            StringBuilder lpString,//标题
+            int nMaxCount //最大值
+            );
+
+        //获取类的名字
+        [DllImport("user32.dll")]
+        private static extern int GetClassName(
+            IntPtr hWnd,//句柄
+            StringBuilder lpString, //类名
+            int nMaxCount); //最大值
+
+        /// <summary>
+        /// 判断当前屏幕(鼠标最后活动屏幕)是否有全屏化应用
+        /// </summary>
+        /// <returns></returns>
+        public static bool IsPrimaryFullScreen()
+        {
+
+            //桌面窗口句柄 
+            IntPtr desktopHandle; //Window handle for the desktop  
+                                  //Shell窗口句柄 
+            IntPtr shellHandle; //Window handle for the shell  因为桌面窗口和Shell窗口也是全屏，要排除在其他全屏程序之外。               //取得桌面和Shell窗口句柄 
+            desktopHandle = GetDesktopWindow();
+            shellHandle = GetShellWindow();    //取得前台窗口句柄并判断是否全屏 
+            bool runningFullScreen = false;
+            RECT appBounds;
+            Rectangle screenBounds;
+            IntPtr hWnd;
+            //取得前台窗口 
+            hWnd = GetForegroundWindow();
+
+            StringBuilder sb = new StringBuilder(256);
+            try
+            {
+                GetClassName(hWnd, sb, sb.Capacity);
+            }
+            catch { }
+            if (sb.ToString().ToLower().Equals("workerw")) return false;
+            if (hWnd != null && !hWnd.Equals(IntPtr.Zero))
+            {
+                //判断是否桌面或shell        
+                if (!(hWnd.Equals(desktopHandle) || hWnd.Equals(shellHandle)))
+                {
+                    //取得窗口大小 
+                    GetWindowRect(hWnd, out appBounds);
+                    //判断是否全屏 
+                    screenBounds = Screen.FromHandle(hWnd).Bounds;
+                    if ((appBounds.bottom - appBounds.top) == screenBounds.Height
+                        && (appBounds.right - appBounds.left) == screenBounds.Width)
+                        runningFullScreen = true;
+                }
+            }
+            return runningFullScreen;
+        }
+
+
+        public static Color GetColorAt(System.Drawing.Point location)
+        {
+            Bitmap screenPixel = new Bitmap(1, 1, PixelFormat.Format32bppArgb);
+
+            using (Graphics gdest = Graphics.FromImage(screenPixel))
+            {
+                using (Graphics gsrc = Graphics.FromHwnd(IntPtr.Zero))
+                {
+                    IntPtr hSrcDC = gsrc.GetHdc();
+                    IntPtr hDC = gdest.GetHdc();
+                    int retval = BitBlt(hDC, 0, 0, 1, 1, hSrcDC, location.X, location.Y, (int)CopyPixelOperation.SourceCopy);
+                    gdest.ReleaseHdc();
+                    gsrc.ReleaseHdc();
+                }
+            }
+
+            return screenPixel.GetPixel(0, 0);
+        }
+
+    }
+}