qt_demoe/designer/form/newform.cpp

230 lines
8.2 KiB
C++
Raw Normal View History

/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#include "newform.h"
#include "qdesigner_workbench.h"
#include "qdesigner_actions.h"
#include "qdesigner_formwindow.h"
#include "qdesigner_settings.h"
#include <newformwidget_p.h>
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtCore/QDir>
#include <QtCore/QFileInfo>
#include <QtCore/QDebug>
#include <QtCore/QDir>
#include <QtCore/QTemporaryFile>
#include <QtGui/QApplication>
#include <QtGui/QVBoxLayout>
#include <QtGui/QPushButton>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QMenu>
#include <QtGui/QCheckBox>
#include <QtGui/QFrame>
#include <QtGui/QMessageBox>
QT_BEGIN_NAMESPACE
NewForm::NewForm(QDesignerWorkbench *workbench, QWidget *parentWidget, const QString &fileName)
: QDialog(parentWidget,
#ifdef Q_WS_MAC
Qt::Tool |
#endif
Qt::WindowTitleHint | Qt::WindowSystemMenuHint),
m_fileName(fileName),
m_newFormWidget(QDesignerNewFormWidgetInterface::createNewFormWidget(workbench->core())),
m_workbench(workbench),
m_chkShowOnStartup(new QCheckBox(tr("Show this Dialog on Startup"))),
m_createButton(new QPushButton(QApplication::translate("NewForm", "C&reate", 0, QApplication::UnicodeUTF8))),
m_recentButton(new QPushButton(QApplication::translate("NewForm", "Recent", 0, QApplication::UnicodeUTF8))),
m_buttonBox(0)
{
setWindowTitle(tr("New Form"));
QDesignerSettings settings(m_workbench->core());
QVBoxLayout *vBoxLayout = new QVBoxLayout;
connect(m_newFormWidget, SIGNAL(templateActivated()), this, SLOT(slotTemplateActivated()));
connect(m_newFormWidget, SIGNAL(currentTemplateChanged(bool)), this, SLOT(slotCurrentTemplateChanged(bool)));
vBoxLayout->addWidget(m_newFormWidget);
QFrame *horizontalLine = new QFrame;
horizontalLine->setFrameShape(QFrame::HLine);
horizontalLine->setFrameShadow(QFrame::Sunken);
vBoxLayout->addWidget(horizontalLine);
m_chkShowOnStartup->setChecked(settings.showNewFormOnStartup());
vBoxLayout->addWidget(m_chkShowOnStartup);
m_buttonBox = createButtonBox();
vBoxLayout->addWidget(m_buttonBox);
setLayout(vBoxLayout);
resize(500, 400);
slotCurrentTemplateChanged(m_newFormWidget->hasCurrentTemplate());
}
QDialogButtonBox *NewForm::createButtonBox()
{
// Dialog buttons with 'recent files'
QDialogButtonBox *buttonBox = new QDialogButtonBox;
buttonBox->addButton(QApplication::translate("NewForm", "&Close", 0,
QApplication::UnicodeUTF8), QDialogButtonBox::RejectRole);
buttonBox->addButton(m_createButton, QDialogButtonBox::AcceptRole);
buttonBox->addButton(QApplication::translate("NewForm", "&Open...", 0,
QApplication::UnicodeUTF8), QDialogButtonBox::ActionRole);
buttonBox->addButton(m_recentButton, QDialogButtonBox::ActionRole);
QDesignerActions *da = m_workbench->actionManager();
QMenu *recentFilesMenu = new QMenu(tr("&Recent Forms"), m_recentButton);
// Pop the "Recent Files" stuff in here.
const QList<QAction *> recentActions = da->recentFilesActions()->actions();
if (!recentActions.empty()) {
const QList<QAction *>::const_iterator acend = recentActions.constEnd();
for (QList<QAction *>::const_iterator it = recentActions.constBegin(); it != acend; ++it) {
recentFilesMenu->addAction(*it);
connect(*it, SIGNAL(triggered()), this, SLOT(recentFileChosen()));
}
}
m_recentButton->setMenu(recentFilesMenu);
connect(buttonBox, SIGNAL(clicked(QAbstractButton*)), this, SLOT(slotButtonBoxClicked(QAbstractButton*)));
return buttonBox;
}
NewForm::~NewForm()
{
QDesignerSettings settings (m_workbench->core());
settings.setShowNewFormOnStartup(m_chkShowOnStartup->isChecked());
}
void NewForm::recentFileChosen()
{
QAction *action = qobject_cast<QAction *>(sender());
if (!action)
return;
if (action->objectName() == QLatin1String("__qt_action_clear_menu_"))
return;
close();
}
void NewForm::slotCurrentTemplateChanged(bool templateSelected)
{
if (templateSelected) {
m_createButton->setEnabled(true);
m_createButton->setDefault(true);
} else {
m_createButton->setEnabled(false);
}
}
void NewForm::slotTemplateActivated()
{
m_createButton->animateClick(0);
}
void NewForm::slotButtonBoxClicked(QAbstractButton *btn)
{
switch (m_buttonBox->buttonRole(btn)) {
case QDialogButtonBox::RejectRole:
reject();
break;
case QDialogButtonBox::ActionRole:
if (btn != m_recentButton) {
m_fileName.clear();
if (m_workbench->actionManager()->openForm(this))
accept();
}
break;
case QDialogButtonBox::AcceptRole: {
QString errorMessage;
if (openTemplate(&errorMessage)) {
accept();
} else {
QMessageBox::warning(this, tr("Read error"), errorMessage);
}
}
break;
default:
break;
}
}
bool NewForm::openTemplate(QString *ptrToErrorMessage)
{
const QString contents = m_newFormWidget->currentTemplate(ptrToErrorMessage);
if (contents.isEmpty())
return false;
// Write to temporary file and open
QString tempPattern = QDir::tempPath();
if (!tempPattern.endsWith(QDir::separator())) // platform-dependant
tempPattern += QDir::separator();
tempPattern += QLatin1String("XXXXXX.ui");
QTemporaryFile tempFormFile(tempPattern);
tempFormFile.setAutoRemove(true);
if (!tempFormFile.open()) {
*ptrToErrorMessage = tr("A temporary form file could not be created in %1.").arg(QDir::tempPath());
return false;
}
const QString tempFormFileName = tempFormFile.fileName();
tempFormFile.write(contents.toUtf8());
if (!tempFormFile.flush()) {
*ptrToErrorMessage = tr("The temporary form file %1 could not be written.").arg(tempFormFileName);
return false;
}
tempFormFile.close();
return m_workbench->openTemplate(tempFormFileName, m_fileName, ptrToErrorMessage);
}
QImage NewForm::grabForm(QDesignerFormEditorInterface *core,
QIODevice &file,
const QString &workingDir,
const qdesigner_internal::DeviceProfile &dp)
{
return qdesigner_internal::NewFormWidget::grabForm(core, file, workingDir, dp);
}
QT_END_NAMESPACE