[Mwinapi-commits] SF.net SVN: mwinapi:[78] trunk/ManagedWinapi

[<sch...@us...>]

Revision: 78
          http://mwinapi.svn.sourceforge.net/mwinapi/?rev=78&view=rev
Author:   schierlm
Date:     2009-01-17 14:28:47 +0000 (Sat, 17 Jan 2009)

Log Message:
-----------
Use WM_GETTEXT to receive text content of text boxes, which works better than GetWindowText.

Modified Paths:
--------------
    trunk/ManagedWinapi/Contents/ListParser.cs
    trunk/ManagedWinapi/Contents/TextFieldParser.cs
    trunk/ManagedWinapi/SystemWindow.cs

Modified: trunk/ManagedWinapi/Contents/ListParser.cs
===================================================================
--- trunk/ManagedWinapi/Contents/ListParser.cs	2009-01-17 14:28:01 UTC (rev 77)
+++ trunk/ManagedWinapi/Contents/ListParser.cs	2009-01-17 14:28:47 UTC (rev 78)
@@ -184,7 +184,7 @@
             {
                 values[i] = slb[i];
             }
-            return new ListContent("ComboBox", -1, sw.Title, values);
+            return new ListContent("ComboBox", -1, sw.Text, values);
         }
     }
 
@@ -340,7 +340,8 @@
             {
                 List<string> treeNodes = new List<string>();
                 int selected = -1;
-                foreach(SystemAccessibleObject n in sao.Children) {
+                foreach (SystemAccessibleObject n in sao.Children)
+                {
                     if (n.RoleIndex == 36)
                     {
                         if ((n.State & 0x2) != 0)

Modified: trunk/ManagedWinapi/Contents/TextFieldParser.cs
===================================================================
--- trunk/ManagedWinapi/Contents/TextFieldParser.cs	2009-01-17 14:28:01 UTC (rev 77)
+++ trunk/ManagedWinapi/Contents/TextFieldParser.cs	2009-01-17 14:28:47 UTC (rev 78)
@@ -104,13 +104,13 @@
             }
             else
             {
-                return sw.Title != "";
+                return sw.Text != "";
             }
         }
 
         internal override WindowContent ParseContent(SystemWindow sw)
         {
-            return new TextContent(sw.Title, sw.PasswordCharacter != 0, strict);
+            return new TextContent(sw.Text, sw.PasswordCharacter != 0, strict);
         }
     }
 }

Modified: trunk/ManagedWinapi/SystemWindow.cs
===================================================================
--- trunk/ManagedWinapi/SystemWindow.cs	2009-01-17 14:28:01 UTC (rev 77)
+++ trunk/ManagedWinapi/SystemWindow.cs	2009-01-17 14:28:47 UTC (rev 78)
@@ -508,6 +508,22 @@
         }
 
         /// <summary>
+        /// The text inside of this window (by sending a <c>WM_GETTEXT</c> message).
+        /// For child windows of other applications, this is more reliable
+        /// than the <see cref="Title"/> function.
+        /// </summary>
+        public string Text
+        {
+            get
+            {
+                int length = SendGetMessage(WM_GETTEXTLENGTH);
+                StringBuilder sb = new StringBuilder(length + 1);
+                SendMessage(new HandleRef(this, HWnd), WM_GETTEXT, new IntPtr(sb.Capacity), sb);
+                return sb.ToString();
+            }
+        }
+
+        /// <summary>
         /// The name of the window class (by the <c>GetClassName</c> API function).
         /// This class has nothing to do with classes in C# or other .NET languages.
         /// </summary>
@@ -1306,7 +1322,7 @@
         [DllImport("user32.dll")]
         static extern IntPtr GetDC(IntPtr hWnd);
 
-        private const int WM_CLOSE = 16;
+        private const int WM_CLOSE = 16, WM_GETTEXT = 13, WM_GETTEXTLENGTH = 14;
 
         private enum GetWindow_Cmd
         {


This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.