81 lines
2.8 KiB
C++
81 lines
2.8 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <windirmonitor.h>
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static void CALLBACK current_directory_monitor_callback (DWORD error, DWORD nBytes, LPOVERLAPPED lpOverlapped) {
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// printf ("hivas: %d %d %d\n", error, nBytes, lpOverlapped);
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WinDirMonitor::MonitorData* monData = (WinDirMonitor::MonitorData*)lpOverlapped;
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if (!nBytes) {
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delete monData;
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return;
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}
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if (monData->listener)
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monData->listener->winDirChanged ();
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ReadDirectoryChangesW (monData->hDirectory,
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monData->file_notify_buffer,
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monData->buffer_allocated_bytes,
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FALSE,
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FILE_NOTIFY_CHANGE_FILE_NAME |
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FILE_NOTIFY_CHANGE_DIR_NAME |
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FILE_NOTIFY_CHANGE_ATTRIBUTES |
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FILE_NOTIFY_CHANGE_SIZE,
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&monData->buffer_filled_bytes,
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&monData->overlapped,
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current_directory_monitor_callback);
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}
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WinDirMonitor::WinDirMonitor (Glib::ustring dirName, WinDirChangeListener* listener) : monData(NULL) {
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wchar_t* wdirname = (wchar_t*)g_utf8_to_utf16 (dirName.raw().c_str(), -1, NULL, NULL, NULL);
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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);
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g_free (wdirname);
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if (hDirectory != INVALID_HANDLE_VALUE) {
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monData = new MonitorData ();
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monData->listener = listener;
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monData->buffer_allocated_bytes = 32768;
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monData->file_notify_buffer = new char [monData->buffer_allocated_bytes];
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monData->hDirectory = hDirectory;
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// printf ("mondata=%d\n", monData);
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ReadDirectoryChangesW (monData->hDirectory,
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monData->file_notify_buffer,
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monData->buffer_allocated_bytes,
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FALSE,
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FILE_NOTIFY_CHANGE_FILE_NAME |
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FILE_NOTIFY_CHANGE_DIR_NAME |
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FILE_NOTIFY_CHANGE_ATTRIBUTES |
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FILE_NOTIFY_CHANGE_SIZE,
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&monData->buffer_filled_bytes,
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&monData->overlapped,
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current_directory_monitor_callback);
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}
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}
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WinDirMonitor::~WinDirMonitor () {
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if (monData && monData->hDirectory != INVALID_HANDLE_VALUE)
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CloseHandle (monData->hDirectory);
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}
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