Added "Cursor Information" section to "Information" tab

AlexanderPro · Apr 2, 2023 · 4c2cda5 · 4c2cda5
1 parent 4c1f1e8
commit 4c2cda5
Show file tree

Hide file tree

Showing 7 changed files with 108 additions and 8 deletions.
diff --git a/WindowTextExtractor/Forms/MainForm.cs b/WindowTextExtractor/Forms/MainForm.cs
@@ -429,7 +429,7 @@ private void btnShowHide_Click(object sender, EventArgs e)
             var cmdShow = button.Text == "Show" ? ShowWindowCommands.SW_SHOW : ShowWindowCommands.SW_HIDE;
             User32.ShowWindow(windowHandle, cmdShow);
             button.Text = User32.IsWindowVisible(windowHandle) ? "Hide" : "Show";
-            var windowInformation = WindowUtils.GetWindowInformation(windowHandle);
+            var windowInformation = WindowUtils.GetWindowInformation(windowHandle, Cursor.Position);
             FillInformation(windowInformation);
         }
 
@@ -683,7 +683,7 @@ public bool PreFilterMessage(ref Message m)
                                                 FillImage(newImage);
                                             }
                                         }
-                                        var windowInformation = WindowUtils.GetWindowInformation(windowHandle);
+                                        var windowInformation = WindowUtils.GetWindowInformation(windowHandle, cursorPosition);
                                         FillInformation(windowInformation);
                                         if (previousProcessId != _windowProcessId)
                                         {
@@ -889,6 +889,23 @@ private void FillInformation(WindowInformation windowInformation)
             gvInformation.Rows.Clear();
             gvInformation.Tag = null;
 
+            if (windowInformation.CursorDetails.Keys.Any())
+            {
+                var indexHeader = gvInformation.Rows.Add();
+                var rowHeader = gvInformation.Rows[indexHeader];
+                rowHeader.Cells[0].Value = "Cursor Information";
+                rowHeader.Cells[0].Style.BackColor = Color.LightGray;
+                rowHeader.Cells[1].Style.BackColor = Color.LightGray;
+            }
+
+            foreach (var cursorDetailKey in windowInformation.CursorDetails.Keys)
+            {
+                var index = gvInformation.Rows.Add();
+                var row = gvInformation.Rows[index];
+                row.Cells[0].Value = cursorDetailKey;
+                row.Cells[1].Value = windowInformation.CursorDetails[cursorDetailKey];
+            }
+
             if (windowInformation.WindowDetails.Keys.Any())
             {
                 var indexHeader = gvInformation.Rows.Add();

diff --git a/WindowTextExtractor/Native/Constants.cs b/WindowTextExtractor/Native/Constants.cs
@@ -27,6 +27,11 @@ static class Constants
         public const int DWL_DLGPROC = 4;
         public const int DWL_USER = 8;
 
+        // MonitorFromWindow
+        public const uint MONITOR_DEFAULTTONULL = 0;
+        public const uint MONITOR_DEFAULTTOPRIMARY = 1;
+        public const uint MONITOR_DEFAULTTONEAREST = 2;
+
         public const int DWMWA_EXTENDED_FRAME_BOUNDS = 9;
 
         public const int EVENT_TYPE = 1;

diff --git a/WindowTextExtractor/Native/Structs/MonitorInfo.cs b/WindowTextExtractor/Native/Structs/MonitorInfo.cs
@@ -0,0 +1,18 @@
+using System.Runtime.InteropServices;
+
+namespace WindowTextExtractor.Native.Structs
+{
+    [StructLayout(LayoutKind.Sequential)]
+    struct MonitorInfo
+    {
+        public uint cbSize;
+        public Rect rcMonitor;
+        public Rect rcWork;
+        public uint dwFlags;
+
+        public void Init()
+        {
+            cbSize = (uint)Marshal.SizeOf(this);
+        }
+    }
+}
diff --git a/WindowTextExtractor/Native/User32.cs b/WindowTextExtractor/Native/User32.cs
@@ -108,5 +108,11 @@ static class User32
 
         [DllImport("user32.dll")]
         public static extern bool DrawIconEx(IntPtr hdc, int xLeft, int yTop, IntPtr hIcon, int cxWidth, int cyHeight, int istepIfAniCur, IntPtr hbrFlickerFreeDraw, int diFlags);
+
+        [DllImport("user32")]
+        public static extern bool GetMonitorInfo(IntPtr hMonitor, ref MonitorInfo info);
+
+        [DllImport("user32.dll")]
+        public static extern IntPtr MonitorFromWindow(IntPtr hwnd, uint dwFlags);
     }
 }
diff --git a/WindowTextExtractor/Utils/WindowUtils.cs b/WindowTextExtractor/Utils/WindowUtils.cs
@@ -7,6 +7,7 @@
 using System.Diagnostics;
 using System.Runtime.InteropServices;
 using System.Management;
+using System.Windows.Forms;
 using mshtml;
 using WindowTextExtractor.Extensions;
 using WindowTextExtractor.Native;
@@ -51,7 +52,7 @@ public static IList<string> GetPasswordsFromHtmlPage(IntPtr handle)
             return result;
         }
 
-        public static WindowInformation GetWindowInformation(IntPtr handle)
+        public static WindowInformation GetWindowInformation(IntPtr handle, Point cursorPosition)
         {
             var text = GetWindowText(handle);
             var wmText = GetWmGettext(handle);
@@ -73,6 +74,18 @@ public static WindowInformation GetWindowInformation(IntPtr handle)
             var dwlDlgproc = User32.GetClassLong(handle, Constants.DWL_DLGPROC);
             var dwlUser = User32.GetClassLong(handle, Constants.DWL_USER);
 
+            var cursorDetailes = new Dictionary<string, string>();
+            cursorDetailes.Add("Position", $"X = {cursorPosition.X}, Y = {cursorPosition.Y}");
+
+            var monitorInfo = GetMonitorInfo(handle);
+            cursorDetailes.Add("Monitor Position", $"X = {cursorPosition.X - monitorInfo.rcMonitor.Left}, Y = {cursorPosition.Y - monitorInfo.rcMonitor.Top}");
+
+            var monitorNumber = GetMonitorNumber(cursorPosition);
+            cursorDetailes.Add("Monitor", monitorNumber.ToString());
+
+            var color = GetColorUnderCursor(cursorPosition);
+            cursorDetailes.Add("Color Picker", ColorTranslator.ToHtml(color));
+
             var windowDetailes = new Dictionary<string, string>();
             windowDetailes.Add("GetWindowText", text);
             windowDetailes.Add("WM_GETTEXT", wmText);
@@ -236,7 +249,7 @@ public static WindowInformation GetWindowInformation(IntPtr handle)
             {
             }
 
-            return new WindowInformation(windowDetailes, processDetailes);
+            return new WindowInformation(cursorDetailes, windowDetailes, processDetailes);
         }
 
         public static Bitmap CaptureWindow(IntPtr handle, bool captureCursor = false)
@@ -387,7 +400,6 @@ private static Rect GetFrameBounds(IntPtr handle)
             };
         }
 
-
         private static Process GetProcessByIdSafely(int pId)
         {
             try
@@ -445,6 +457,34 @@ private static int EnumWindows(IntPtr handle, ref IntPtr lParam)
             return result;
         }
 
+        private static Color GetColorUnderCursor(Point cursorPosition)
+        {
+            using (var bmp = new Bitmap(1, 1))
+            using (var graphics = Graphics.FromImage(bmp))
+            {
+                graphics.CopyFromScreen(cursorPosition, Point.Empty, new Size(1, 1));
+                var color = bmp.GetPixel(0, 0);
+                return color;
+            }
+        }
+
+        private static int GetMonitorNumber(Point cursorPosition)
+        {
+            var screenFromPoint = Screen.FromPoint(cursorPosition);
+            var screens = Screen.AllScreens.Select((x, i) => new { Index = i + 1, Item = x }).ToList();
+            var screen = screens.FirstOrDefault(x => x.Item.Equals(screenFromPoint));
+            return screen?.Index ?? 0;
+        }
+
+        private static MonitorInfo GetMonitorInfo(IntPtr handle)
+        {
+            var monitorHandle = User32.MonitorFromWindow(handle, Constants.MONITOR_DEFAULTTONEAREST);
+            var monitorInfo = new MonitorInfo();
+            monitorInfo.Init();
+            User32.GetMonitorInfo(monitorHandle, ref monitorInfo);
+            return monitorInfo;
+        }
+
         private class WmiProcessInfo
         {
             public string CommandLine { get; set; }

diff --git a/WindowTextExtractor/WindowInformation.cs b/WindowTextExtractor/WindowInformation.cs
@@ -7,16 +7,19 @@ namespace WindowTextExtractor
 {
     class WindowInformation
     {
+        public IDictionary<string, string> CursorDetails { get; private set; }
+
         public IDictionary<string, string> WindowDetails { get; private set; }
 
         public IDictionary<string, string> ProcessDetails { get; private set; }
 
-        public WindowInformation() : this(new Dictionary<string, string>(), new Dictionary<string, string>())
+        public WindowInformation() : this(new Dictionary<string, string>(), new Dictionary<string, string>(), new Dictionary<string, string>())
         {
         }
 
-        public WindowInformation(IDictionary<string, string> windowDetails, IDictionary<string, string> processDetails)
+        public WindowInformation(IDictionary<string, string> cursorDetails, IDictionary<string, string> windowDetails, IDictionary<string, string> processDetails)
         {
+            CursorDetails = cursorDetails;
             WindowDetails = windowDetails;
             ProcessDetails = processDetails;
         }
@@ -25,7 +28,17 @@ public override string ToString()
         {
             const int paddingSize = 25;
             var builder = new StringBuilder(1024);
-
+
+            if (CursorDetails.Keys.Any())
+            {
+                builder.AppendFormat($"Cursor Information {Environment.NewLine}");
+            }
+
+            foreach (var cursorDetailKey in CursorDetails.Keys)
+            {
+                builder.AppendFormat($"{cursorDetailKey.PadRight(paddingSize)}: {CursorDetails[cursorDetailKey]}{Environment.NewLine}");
+            }
+
             if (WindowDetails.Keys.Any())
             {
                 builder.AppendFormat($"Window Information {Environment.NewLine}");

diff --git a/WindowTextExtractor/WindowTextExtractor.csproj b/WindowTextExtractor/WindowTextExtractor.csproj
@@ -150,6 +150,7 @@
     </Compile>
     <Compile Include="Native\Structs\CURSORINFO.cs" />
     <Compile Include="Native\Structs\ICONINFO.cs" />
+    <Compile Include="Native\Structs\MonitorInfo.cs" />
     <Compile Include="Native\Winmm.cs" />
     <Compile Include="Utils\FileUtils.cs" />
     <Compile Include="Utils\ImageUtils.cs" />