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/***************************************************************************
* *
* This program 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 2 of the License, or *
* (at your option) any later version. *
* *
* copyright (C) 2006-2007 *
* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
***************************************************************************/
// own header
#include "umlviewimageexporter.h"
// include files for TQt
#include <tqstring.h>
#include <tqstringlist.h>
//kde include files
#include <klocale.h>
#include <kfiledialog.h>
#include <kurl.h>
#include <kmessagebox.h>
#include <kio/netaccess.h>
// application specific includes
#include "umlviewimageexportermodel.h"
#include "uml.h"
#include "umldoc.h"
#include "umlview.h"
UMLViewImageExporter::UMLViewImageExporter(UMLView* view) {
m_view = view;
m_imageMimeType = UMLApp::app()->getImageMimeType();
}
void UMLViewImageExporter::exportView() {
if (!prepareExportView()) {
return;
}
UMLApp *app = UMLApp::app();
// export the view
app->getDocument()->writeToStatusBar(i18n("Exporting view..."));
TQString error = UMLViewImageExporterModel().exportView(m_view,
UMLViewImageExporterModel::mimeTypeToImageType(m_imageMimeType), m_imageURL);
if (!error.isNull()) {
KMessageBox::error(app, i18n("An error happened when exporting the image:\n") + error);
}
app->getDocument()->writeToStatusBar(i18n("Ready."));
}
bool UMLViewImageExporter::prepareExportView() {
bool exportPrepared = false;
do {
if (!getParametersFromUser()) {
return false;
}
// check if the file exists
if (TDEIO::NetAccess::exists(m_imageURL, true, UMLApp::app())) {
int wantSave = KMessageBox::warningContinueCancel(0,
i18n("The selected file %1 exists.\nDo you want to overwrite it?").arg(m_imageURL.prettyURL()),
i18n("File Already Exists"), i18n("&Overwrite"));
if (wantSave == KMessageBox::Continue) {
exportPrepared = true;
}
} else {
exportPrepared = true;
}
} while (!exportPrepared);
return true;
}
bool UMLViewImageExporter::getParametersFromUser() {
UMLApp *app = UMLApp::app();
// configure & show the file dialog
KFileDialog fileDialog(TQString(), TQString(), m_view,
":export-image", true);
prepareFileDialog(fileDialog);
fileDialog.exec();
if (fileDialog.selectedURL().isEmpty())
return false;
m_view->clearSelected(); // Thanks to Peter Soetens for the idea
// update image url and mime type
m_imageMimeType = fileDialog.currentMimeFilter();
app->setImageMimeType(m_imageMimeType);
m_imageURL = fileDialog.selectedURL();
// check if the extension is the extension of the mime type
TQFileInfo info(m_imageURL.filename());
TQString ext = info.extension(false);
TQString extDef = UMLViewImageExporterModel::mimeTypeToImageType(m_imageMimeType);
if(ext != extDef) {
m_imageURL.setFileName(m_imageURL.fileName() + '.' + extDef);
}
return true;
}
void UMLViewImageExporter::prepareFileDialog(KFileDialog &fileDialog) {
// get all supported mime types
TQStringList mimeTypes = UMLViewImageExporterModel::supportedMimeTypes();
fileDialog.setCaption(i18n("Save As"));
fileDialog.setOperationMode(KFileDialog::Saving);
fileDialog.setMimeFilter(mimeTypes, m_imageMimeType);
// set a sensible default filename
if (m_imageURL.isEmpty()) {
KURL docURL = UMLApp::app()->getDocument()->URL();
KURL directory = docURL;
directory.setPath(docURL.directory());
fileDialog.setURL(directory);
fileDialog.setSelection(m_view->getName() + '.' + UMLViewImageExporterModel::mimeTypeToImageType(m_imageMimeType));
} else {
fileDialog.setURL(m_imageURL);
fileDialog.setSelection(m_imageURL.fileName());
}
}
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