[gedmurphy] 24562: To stop the app hanging when enumerating, use a separate thread for enumerating exclusively

Author: gedmurphy
Date: Wed Oct 18 19:50:05 2006
New Revision: 24562

URL: http://svn.reactos.org/svn/reactos?rev=24562&view=rev
Log:
To stop the app hanging when enumerating, use a separate thread for enumerating
exclusively

Modified:
    trunk/reactos/base/applications/devmgmt/mainwnd.c
    trunk/reactos/base/applications/devmgmt/misc.c
    trunk/reactos/base/applications/devmgmt/precomp.h

Modified: trunk/reactos/base/applications/devmgmt/mainwnd.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/devmgmt/…
==============================================================================
--- trunk/reactos/base/applications/devmgmt/mainwnd.c (original)
+++ trunk/reactos/base/applications/devmgmt/mainwnd.c Wed Oct 18 19:50:05 2006
@@ -206,6 +206,9 @@
 
     hTreeView = (HWND *)lpParameter;
 
+    if (*hTreeView)
+        FreeDeviceStrings(*hTreeView);
+
     hRoot = InitTreeView(*hTreeView);
     if (hRoot)
     {
@@ -411,13 +414,7 @@
 
         case IDC_REFRESH:
         {
-            HTREEITEM hRoot;
-
-            FreeDeviceStrings(Info->hTreeView);
-
-            hRoot = InitTreeView(Info->hTreeView);
-            if (hRoot)
-                ListDevicesByType(Info->hTreeView, hRoot);
+            HANDLE DevEnumThread;
 
             SendMessage(Info->hTool,
                         TB_SETSTATE,
@@ -426,6 +423,21 @@
 
             EnableMenuItem(GetMenu(Info->hMainWnd), IDC_PROP, MF_GRAYED);
             EnableMenuItem(Info->hShortcutMenu, IDC_PROP, MF_GRAYED);
+
+            /* create seperate thread to emum devices */
+            DevEnumThread = CreateThread(NULL,
+                                         0,
+                                         DeviceEnumThread,
+                                         &Info->hTreeView,
+                                         0,
+                                         NULL);
+            if (!DevEnumThread)
+            {
+                DisplayString(_T("Failed to enumerate devices"));
+                break;
+            }
+
+            CloseHandle(DevEnumThread);
         }
         break;
 

Modified: trunk/reactos/base/applications/devmgmt/misc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/devmgmt/…
==============================================================================
--- trunk/reactos/base/applications/devmgmt/misc.c (original)
+++ trunk/reactos/base/applications/devmgmt/misc.c Wed Oct 18 19:50:05 2006
@@ -248,7 +248,7 @@
                   0,
                   NULL );
 
-    MessageBox(NULL, (LPTSTR)lpMsgBuf, _T("Error!"), MB_OK | MB_ICONERROR);
+    MessageBox(NULL, lpMsgBuf, _T("Error!"), MB_OK | MB_ICONERROR);
 
     LocalFree(lpMsgBuf);
 }

Modified: trunk/reactos/base/applications/devmgmt/precomp.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/devmgmt/…
==============================================================================
--- trunk/reactos/base/applications/devmgmt/precomp.h (original)
+++ trunk/reactos/base/applications/devmgmt/precomp.h Wed Oct 18 19:50:05 2006
@@ -111,10 +111,6 @@
                          UINT Height);
 
 VOID GetError(VOID);
-
-VOID DisplayString(PTCHAR);
-
-VOID TimerInfo(LPTSTR);
-
+VOID DisplayString(LPTSTR);
 
 #endif /* __DEVMGMT_PRECOMP_H */