basic structure for GreenshotCore/GreenshotEditor

git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@702 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
2025-07-30 19:50:11 -07:00 · 2010-07-25 14:32:03 +00:00 · 2010-07-25 14:32:03 +00:00 · b574f82685
commit b574f82685
parent ae1e63976d
11 changed files with 168 additions and 11 deletions
--- a/GreenshotCore/UnmanagedHelpers/User32.cs
+++ b/GreenshotCore/UnmanagedHelpers/User32.cs
@ -0,0 +1,134 @@
+/*
+ * Greenshot - a free and open source screenshot tool
+ * Copyright (C) 2007-2010  Thomas Braun, Jens Klingen, Robin Krom
+ * 
+ * For more information see: http://getgreenshot.org/
+ * The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 1 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+using System;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Greenshot.UnmanagedHelpers {
+	/// <summary>
+	/// User32 Wrappers
+	/// </summary>
+	public class User32 {
+		#region Structures and constants
+		public const Int32 CURSOR_SHOWING = 0x00000001;
+		
+		[StructLayout(LayoutKind.Sequential)]
+		public struct POINT {
+			public Int32 x;
+			public Int32 y;
+		}
+        
+		[StructLayout(LayoutKind.Sequential)]
+		public struct CursorInfo {
+			public Int32 cbSize;
+			public Int32 flags;
+			public IntPtr hCursor;
+			public POINT ptScreenPos;
+		}
+
+		[StructLayout(LayoutKind.Sequential)]
+		public struct IconInfo {
+			public bool fIcon;
+			public Int32 xHotspot;
+			public Int32 yHotspot;
+			public IntPtr hbmMask;
+			public IntPtr hbmColor;
+		}
+		
+		#endregion
+        [DllImport("user32.dll", SetLastError = true)]
+        public static extern IntPtr GetDesktopWindow();
+        [DllImport("user32.dll", SetLastError = true)]
+        public static extern IntPtr GetWindowDC(IntPtr hWnd);
+        [DllImport("user32.dll", SetLastError = true)]
+        public static extern IntPtr ReleaseDC(IntPtr hWnd,IntPtr hDC);
+		[DllImport("user32.dll", SetLastError = true)]
+		public static extern IntPtr GetForegroundWindow();
+		
+		[DllImport("User32.dll", SetLastError = true)]
+		public static extern IntPtr GetDC(IntPtr hwnd);
+
+		[DllImport("User32.dll", SetLastError = true)]
+		public static extern void ReleaseDC(IntPtr dc);
+
+		[DllImport("User32.dll", SetLastError = true)]
+   		[return: MarshalAs(UnmanagedType.Bool)]
+		public static extern bool PrintWindow(IntPtr hwnd, IntPtr hDC, uint nFlags);
+   
+		[DllImport("user32.dll", SetLastError = true)]
+		public static extern IntPtr GetClipboardOwner();
+		
+		[DllImport("user32.dll", SetLastError = true)]
+		public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
+
+		[DllImport("kernel32.dll", SetLastError = true)]
+		public static extern bool AttachConsole(uint dwProcessId);
+		public const uint ATTACH_PARENT_PROCESS = 0x0ffffffff;  // default value if not specifing a process ID
+		
+		[DllImport("kernel32")]
+		public static extern bool AllocConsole();
+		
+		/// uiFlags: 0 - Count of GDI objects
+	    /// uiFlags: 1 - Count of USER objects
+	    /// - Win32 GDI objects (pens, brushes, fonts, palettes, regions, device contexts, bitmap headers)
+	    /// - Win32 USER objects:
+	    ///      - WIN32 resources (accelerator tables, bitmap resources, dialog box templates, font resources, menu resources, raw data resources, string table entries, message table entries, cursors/icons)
+	    /// - Other USER objects (windows, menus)
+	    ///
+		[DllImport("user32.dll", SetLastError = true)]
+		public static extern uint GetGuiResources(IntPtr hProcess, uint uiFlags);
+
+		public static uint GetGuiResourcesGDICount() {
+		    return GetGuiResources(Process.GetCurrentProcess().Handle, 0);
+		}
+
+		public static uint GetGuiResourcesUserCount() {
+		    return GetGuiResources(Process.GetCurrentProcess().Handle, 1);
+		}
+		
+		/// <summary>
+		/// Helper method to create a Win32 exception with the windows message in it
+		/// </summary>
+		/// <param name="method">string with current method</param>
+		/// <returns>Exception</returns>
+		public static Exception CreateWin32Exception(string method) {
+			Win32Exception exceptionToThrow = new Win32Exception();
+ 			exceptionToThrow.Data.Add("Method", method);
+			return exceptionToThrow;
+		}
+
+        #region icon
+		[DllImport("user32.dll")]
+		public static extern IntPtr CopyIcon(IntPtr hIcon);
+
+		[DllImport("user32.dll")]
+		public static extern bool DestroyIcon(IntPtr hIcon);
+
+        [DllImport("user32.dll")]
+        public static extern bool GetCursorInfo(out CursorInfo cursorInfo);
+
+        [DllImport("user32.dll")]
+        public static extern bool GetIconInfo(IntPtr hIcon, out IconInfo iconInfo);
+        #endregion
+    }
+}