if no b/a area enabled some speed up when opening images

2010-09-09 16:17:56 -07:00
commit 459a8e4b0e
597 changed files with 121217 additions and 0 deletions
--- a/rtgui/windirmonitor.cc
+++ b/rtgui/windirmonitor.cc
@@ -0,0 +1,80 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
+ *
+ *  RawTherapee 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 3 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  RawTherapee 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 RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <windirmonitor.h>
+
+static void CALLBACK current_directory_monitor_callback (DWORD error, DWORD nBytes, LPOVERLAPPED lpOverlapped) {
+
+//    printf ("hivas: %d %d %d\n", error, nBytes, lpOverlapped);
+  
+    WinDirMonitor::MonitorData* monData = (WinDirMonitor::MonitorData*)lpOverlapped;
+    if (!nBytes) {
+        delete monData;
+        return;
+    }
+
+    if (monData->listener)
+        monData->listener->winDirChanged ();
+	
+    ReadDirectoryChangesW (monData->hDirectory,
+			 monData->file_notify_buffer,
+			 monData->buffer_allocated_bytes,
+			 FALSE, 
+			 FILE_NOTIFY_CHANGE_FILE_NAME |
+			 FILE_NOTIFY_CHANGE_DIR_NAME |
+			 FILE_NOTIFY_CHANGE_ATTRIBUTES |
+			 FILE_NOTIFY_CHANGE_SIZE,
+			 &monData->buffer_filled_bytes,
+			 &monData->overlapped,
+			 current_directory_monitor_callback);
+}
+
+WinDirMonitor::WinDirMonitor (Glib::ustring dirName, WinDirChangeListener* listener) : monData(NULL) {
+
+    wchar_t* wdirname = (wchar_t*)g_utf8_to_utf16 (dirName.raw().c_str(), -1, NULL, NULL, NULL);
+    HANDLE hDirectory = CreateFileW (wdirname, FILE_LIST_DIRECTORY,FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED, NULL); 
+    g_free (wdirname);
+  
+    if (hDirectory != INVALID_HANDLE_VALUE) {
+
+        monData = new MonitorData ();
+        monData->listener = listener;
+        monData->buffer_allocated_bytes = 32768;
+        monData->file_notify_buffer = new char [monData->buffer_allocated_bytes];
+        monData->hDirectory = hDirectory;
+        
+//        printf ("mondata=%d\n", monData);
+        ReadDirectoryChangesW (monData->hDirectory,
+				  monData->file_notify_buffer,
+				  monData->buffer_allocated_bytes,
+				  FALSE, 
+				  FILE_NOTIFY_CHANGE_FILE_NAME |
+				  FILE_NOTIFY_CHANGE_DIR_NAME |
+				  FILE_NOTIFY_CHANGE_ATTRIBUTES |
+				  FILE_NOTIFY_CHANGE_SIZE,
+				  &monData->buffer_filled_bytes,
+				  &monData->overlapped,
+				  current_directory_monitor_callback);
+    }
+}
+
+WinDirMonitor::~WinDirMonitor () {
+
+    if (monData && monData->hDirectory != INVALID_HANDLE_VALUE)
+        CloseHandle (monData->hDirectory);
+}