wineandroid: Wait until we receive the desktop size before proceeding with startup.

dlls/wineandroid.drv/WineActivity.java

@@ -70,7 +70,6 @@ public class WineActivity extends Activity
             Locale.getDefault().getCountry() + ".UTF-8";
 
         copyAssetFiles();
-        runOnUiThread( new Runnable() { public void run() { progress_dialog.dismiss(); }});
 
         HashMap<String,String> env = new HashMap<String,String>();
         env.put( "WINELOADER", loader.toString() );
@@ -96,6 +95,8 @@ public class WineActivity extends Activity
             log.delete();
         }
 
+        createProgressDialog( 0, "Setting up the Windows environment..." );
+
         System.load( libdir.toString() + "/libwine.so" );
         prefix.mkdirs();
 

dlls/wineandroid.drv/window.c

@@ -282,6 +282,28 @@ static int process_events( DWORD mask )
 
 
 /***********************************************************************
+ *           wait_events
+ */
+static int wait_events( int timeout )
+{
+    assert( GetCurrentThreadId() == desktop_tid );
+
+    for (;;)
+    {
+        struct pollfd pollfd;
+        int ret;
+
+        pollfd.fd = event_pipe[0];
+        pollfd.events = POLLIN | POLLHUP;
+        ret = poll( &pollfd, 1, timeout );
+        if (ret == -1 && errno == EINTR) continue;
+        if (ret && (pollfd.revents & (POLLHUP | POLLERR))) ret = -1;
+        return ret;
+    }
+}
+
+
+/***********************************************************************
  *           ANDROID_MsgWaitForMultipleObjectsEx
  */
 DWORD CDECL ANDROID_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles,
@@ -411,3 +433,22 @@ void CDECL ANDROID_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flag
     TRACE( "win %p window %s client %s style %08x flags %08x\n",
            hwnd, wine_dbgstr_rect(window_rect), wine_dbgstr_rect(client_rect), new_style, swp_flags );
 }
+
+
+/***********************************************************************
+ *           ANDROID_create_desktop
+ */
+BOOL CDECL ANDROID_create_desktop( UINT width, UINT height )
+{
+    /* wait until we receive the surface changed event */
+    while (!screen_width)
+    {
+        if (wait_events( 2000 ) != 1)
+        {
+            ERR( "wait timed out\n" );
+            break;
+        }
+        process_events( QS_ALLINPUT );
+    }
+    return TRUE;
+}

dlls/wineandroid.drv/wineandroid.drv.spec

@@ -11,3 +11,6 @@
 @ cdecl MsgWaitForMultipleObjectsEx(long ptr long long long) ANDROID_MsgWaitForMultipleObjectsEx
 @ cdecl WindowPosChanging(long long long ptr ptr ptr ptr) ANDROID_WindowPosChanging
 @ cdecl WindowPosChanged(long long long ptr ptr ptr ptr ptr) ANDROID_WindowPosChanged
+
+# Desktop
+@ cdecl wine_create_desktop(long long) ANDROID_create_desktop