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Diffstat (limited to 'tools/designer/src/designer/qdesigner_actions.cpp')
| -rw-r--r-- | tools/designer/src/designer/qdesigner_actions.cpp | 1406 |
1 files changed, 1406 insertions, 0 deletions
diff --git a/tools/designer/src/designer/qdesigner_actions.cpp b/tools/designer/src/designer/qdesigner_actions.cpp new file mode 100644 index 0000000..65e5937 --- /dev/null +++ b/tools/designer/src/designer/qdesigner_actions.cpp @@ -0,0 +1,1406 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the Qt Designer of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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 are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qdesigner_actions.h" +#include "designer_enums.h" +#include "qdesigner.h" +#include "qdesigner_workbench.h" +#include "qdesigner_formwindow.h" +#include "newform.h" +#include "versiondialog.h" +#include "saveformastemplate.h" +#include "qdesigner_toolwindow.h" +#include "preferencesdialog.h" +#include "appfontdialog.h" + +#include <pluginmanager_p.h> +#include <qdesigner_formbuilder_p.h> +#include <qdesigner_utils_p.h> +#include <iconloader_p.h> +#include <qsimpleresource_p.h> +#include <previewmanager_p.h> +#include <codedialog_p.h> +#include <qdesigner_formwindowmanager_p.h> +#include "qdesigner_integration_p.h" + +// sdk +#include <QtDesigner/QDesignerFormEditorInterface> +#include <QtDesigner/QDesignerFormWindowInterface> +#include <QtDesigner/QDesignerLanguageExtension> +#include <QtDesigner/QDesignerMetaDataBaseInterface> +#include <QtDesigner/QDesignerFormWindowManagerInterface> +#include <QtDesigner/QDesignerFormWindowCursorInterface> +#include <QtDesigner/QDesignerFormEditorPluginInterface> +#include <QtDesigner/QExtensionManager> + +#include <QtDesigner/private/shared_settings_p.h> +#include <QtDesigner/private/formwindowbase_p.h> + +#include <QtGui/QAction> +#include <QtGui/QActionGroup> +#include <QtGui/QStyleFactory> +#include <QtGui/QCloseEvent> +#include <QtGui/QFileDialog> +#include <QtGui/QMenu> +#include <QtGui/QMessageBox> +#include <QtGui/QPushButton> +#include <QtGui/QIcon> +#include <QtGui/QImage> +#include <QtGui/QPixmap> +#include <QtGui/QMdiSubWindow> +#include <QtGui/QPrintDialog> +#include <QtGui/QPainter> +#include <QtGui/QTransform> +#include <QtGui/QCursor> +#include <QtCore/QSizeF> + +#include <QtCore/QLibraryInfo> +#include <QtCore/QBuffer> +#include <QtCore/QPluginLoader> +#include <QtCore/qdebug.h> +#include <QtCore/QTimer> +#include <QtCore/QMetaObject> +#include <QtCore/QFileInfo> +#include <QtGui/QStatusBar> +#include <QtGui/QDesktopWidget> +#include <QtXml/QDomDocument> + +QT_BEGIN_NAMESPACE + +using namespace qdesigner_internal; + +//#ifdef Q_WS_MAC +# define NONMODAL_PREVIEW +//#endif + +static QAction *createSeparator(QObject *parent) { + QAction * rc = new QAction(parent); + rc->setSeparator(true); + return rc; +} + +static QActionGroup *createActionGroup(QObject *parent, bool exclusive = false) { + QActionGroup * rc = new QActionGroup(parent); + rc->setExclusive(exclusive); + return rc; +} + +static inline QString savedMessage(const QString &fileName) +{ + return QDesignerActions::tr("Saved %1.").arg(fileName); +} + +// Prompt for a file and make sure an extension is added +// unless the user explicitly specifies another one. + +static QString getSaveFileNameWithExtension(QWidget *parent, const QString &title, QString dir, const QString &filter, const QString &extension) +{ + const QChar dot = QLatin1Char('.'); + + QString saveFile; + while (true) { + saveFile = QFileDialog::getSaveFileName(parent, title, dir, filter, 0, QFileDialog::DontConfirmOverwrite); + if (saveFile.isEmpty()) + return saveFile; + + const QFileInfo fInfo(saveFile); + if (fInfo.suffix().isEmpty() && !fInfo.fileName().endsWith(dot)) { + saveFile += dot; + saveFile += extension; + } + + const QFileInfo fi(saveFile); + if (!fi.exists()) + break; + + const QString prompt = QDesignerActions::tr("%1 already exists.\nDo you want to replace it?").arg(fi.fileName()); + if (QMessageBox::warning(parent, title, prompt, QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes) + break; + + dir = saveFile; + } + return saveFile; +} + +QDesignerActions::QDesignerActions(QDesignerWorkbench *workbench) + : QObject(workbench), + m_workbench(workbench), + m_core(workbench->core()), + m_settings(workbench->core()), + m_backupTimer(new QTimer(this)), + m_fileActions(createActionGroup(this)), + m_recentFilesActions(createActionGroup(this)), + m_editActions(createActionGroup(this)), + m_formActions(createActionGroup(this)), + m_settingsActions(createActionGroup(this)), + m_windowActions(createActionGroup(this)), + m_toolActions(createActionGroup(this, true)), + m_helpActions(0), + m_styleActions(0), + m_editWidgetsAction(new QAction(tr("Edit Widgets"), this)), + m_newFormAction(new QAction(qdesigner_internal::createIconSet(QLatin1String("filenew.png")), tr("&New..."), this)), + m_openFormAction(new QAction(qdesigner_internal::createIconSet(QLatin1String("fileopen.png")), tr("&Open..."), this)), + m_saveFormAction(new QAction(qdesigner_internal::createIconSet(QLatin1String("filesave.png")), tr("&Save"), this)), + m_saveFormAsAction(new QAction(tr("Save &As..."), this)), + m_saveAllFormsAction(new QAction(tr("Save A&ll"), this)), + m_saveFormAsTemplateAction(new QAction(tr("Save As &Template..."), this)), + m_closeFormAction(new QAction(tr("&Close"), this)), + m_savePreviewImageAction(new QAction(tr("Save &Image..."), this)), + m_printPreviewAction(new QAction(tr("&Print..."), this)), + m_quitAction(new QAction(tr("&Quit"), this)), + m_previewFormAction(0), + m_viewCodeAction(new QAction(tr("View &Code..."), this)), + m_minimizeAction(new QAction(tr("&Minimize"), this)), + m_bringAllToFrontSeparator(createSeparator(this)), + m_bringAllToFrontAction(new QAction(tr("Bring All to Front"), this)), + m_windowListSeparatorAction(createSeparator(this)), + m_preferencesAction(new QAction(tr("Preferences..."), this)), + m_appFontAction(new QAction(tr("Additional Fonts..."), this)), + m_appFontDialog(0), +#ifndef QT_NO_PRINTER + m_printer(0), +#endif + m_previewManager(0) +{ + Q_ASSERT(m_core != 0); + qdesigner_internal::QDesignerFormWindowManager *ifwm = qobject_cast<qdesigner_internal::QDesignerFormWindowManager *>(m_core->formWindowManager()); + Q_ASSERT(ifwm); + m_previewManager = ifwm->previewManager(); + m_previewFormAction = ifwm->actionDefaultPreview(); + m_styleActions = ifwm->actionGroupPreviewInStyle(); + connect(ifwm, SIGNAL(formWindowSettingsChanged(QDesignerFormWindowInterface*)), + this, SLOT(formWindowSettingsChanged(QDesignerFormWindowInterface*))); + + m_editWidgetsAction->setObjectName(QLatin1String("__qt_edit_widgets_action")); + m_newFormAction->setObjectName(QLatin1String("__qt_new_form_action")); + m_openFormAction->setObjectName(QLatin1String("__qt_open_form_action")); + m_saveFormAction->setObjectName(QLatin1String("__qt_save_form_action")); + m_saveFormAsAction->setObjectName(QLatin1String("__qt_save_form_as_action")); + m_saveAllFormsAction->setObjectName(QLatin1String("__qt_save_all_forms_action")); + m_saveFormAsTemplateAction->setObjectName(QLatin1String("__qt_save_form_as_template_action")); + m_closeFormAction->setObjectName(QLatin1String("__qt_close_form_action")); + m_quitAction->setObjectName(QLatin1String("__qt_quit_action")); + m_previewFormAction->setObjectName(QLatin1String("__qt_preview_form_action")); + m_viewCodeAction->setObjectName(QLatin1String("__qt_preview_code_action")); + m_minimizeAction->setObjectName(QLatin1String("__qt_minimize_action")); + m_bringAllToFrontAction->setObjectName(QLatin1String("__qt_bring_all_to_front_action")); + m_preferencesAction->setObjectName(QLatin1String("__qt_preferences_action")); + + m_helpActions = createHelpActions(); + + QDesignerFormWindowManagerInterface *formWindowManager = m_core->formWindowManager(); + Q_ASSERT(formWindowManager != 0); + +// +// file actions +// + m_newFormAction->setShortcut(QKeySequence::New); + connect(m_newFormAction, SIGNAL(triggered()), this, SLOT(createForm())); + m_fileActions->addAction(m_newFormAction); + + m_openFormAction->setShortcut(QKeySequence::Open); + connect(m_openFormAction, SIGNAL(triggered()), this, SLOT(slotOpenForm())); + m_fileActions->addAction(m_openFormAction); + + m_fileActions->addAction(createRecentFilesMenu()); + m_fileActions->addAction(createSeparator(this)); + + m_saveFormAction->setShortcut(QKeySequence::Save); + connect(m_saveFormAction, SIGNAL(triggered()), this, SLOT(saveForm())); + m_fileActions->addAction(m_saveFormAction); + + connect(m_saveFormAsAction, SIGNAL(triggered()), this, SLOT(saveFormAs())); + m_fileActions->addAction(m_saveFormAsAction); + +#ifdef Q_OS_MAC + m_saveAllFormsAction->setShortcut(tr("ALT+CTRL+S")); +#else + m_saveAllFormsAction->setShortcut(tr("CTRL+SHIFT+S")); // Commonly "Save As" on Mac +#endif + connect(m_saveAllFormsAction, SIGNAL(triggered()), this, SLOT(saveAllForms())); + m_fileActions->addAction(m_saveAllFormsAction); + + connect(m_saveFormAsTemplateAction, SIGNAL(triggered()), this, SLOT(saveFormAsTemplate())); + m_fileActions->addAction(m_saveFormAsTemplateAction); + + m_fileActions->addAction(createSeparator(this)); + + m_printPreviewAction->setShortcut(QKeySequence::Print); + connect(m_printPreviewAction, SIGNAL(triggered()), this, SLOT(printPreviewImage())); + m_fileActions->addAction(m_printPreviewAction); + m_printPreviewAction->setObjectName(QLatin1String("__qt_print_action")); + + connect(m_savePreviewImageAction, SIGNAL(triggered()), this, SLOT(savePreviewImage())); + m_savePreviewImageAction->setObjectName(QLatin1String("__qt_saveimage_action")); + m_fileActions->addAction(m_savePreviewImageAction); + m_fileActions->addAction(createSeparator(this)); + + m_closeFormAction->setShortcut(QKeySequence::Close); + connect(m_closeFormAction, SIGNAL(triggered()), this, SLOT(closeForm())); + m_fileActions->addAction(m_closeFormAction); + updateCloseAction(); + + m_fileActions->addAction(createSeparator(this)); + + m_quitAction->setShortcut(tr("CTRL+Q")); + m_quitAction->setMenuRole(QAction::QuitRole); + connect(m_quitAction, SIGNAL(triggered()), this, SLOT(shutdown())); + m_fileActions->addAction(m_quitAction); + +// +// edit actions +// + QAction *undoAction = formWindowManager->actionUndo(); + undoAction->setObjectName(QLatin1String("__qt_undo_action")); + undoAction->setShortcut(QKeySequence::Undo); + m_editActions->addAction(undoAction); + + QAction *redoAction = formWindowManager->actionRedo(); + redoAction->setObjectName(QLatin1String("__qt_redo_action")); + redoAction->setShortcut(QKeySequence::Redo); + m_editActions->addAction(redoAction); + + m_editActions->addAction(createSeparator(this)); + + m_editActions->addAction(formWindowManager->actionCut()); + m_editActions->addAction(formWindowManager->actionCopy()); + m_editActions->addAction(formWindowManager->actionPaste()); + m_editActions->addAction(formWindowManager->actionDelete()); + + m_editActions->addAction(formWindowManager->actionSelectAll()); + + m_editActions->addAction(createSeparator(this)); + + m_editActions->addAction(formWindowManager->actionLower()); + m_editActions->addAction(formWindowManager->actionRaise()); + +// +// edit mode actions +// + + m_editWidgetsAction->setCheckable(true); + QList<QKeySequence> shortcuts; + shortcuts.append(QKeySequence(Qt::Key_F3)); +#if QT_VERSION >= 0x040900 // "ESC" switching to edit mode: Activate once item delegates handle shortcut overrides for ESC. + shortcuts.append(QKeySequence(Qt::Key_Escape)); +#endif + m_editWidgetsAction->setShortcuts(shortcuts); + m_editWidgetsAction->setIcon(QIcon(m_core->resourceLocation() + QLatin1String("/widgettool.png"))); + connect(m_editWidgetsAction, SIGNAL(triggered()), this, SLOT(editWidgetsSlot())); + m_editWidgetsAction->setChecked(true); + m_editWidgetsAction->setEnabled(false); + m_toolActions->addAction(m_editWidgetsAction); + + connect(formWindowManager, SIGNAL(activeFormWindowChanged(QDesignerFormWindowInterface*)), + this, SLOT(activeFormWindowChanged(QDesignerFormWindowInterface*))); + + QList<QObject*> builtinPlugins = QPluginLoader::staticInstances(); + builtinPlugins += m_core->pluginManager()->instances(); + foreach (QObject *plugin, builtinPlugins) { + if (QDesignerFormEditorPluginInterface *formEditorPlugin = qobject_cast<QDesignerFormEditorPluginInterface*>(plugin)) { + if (QAction *action = formEditorPlugin->action()) { + m_toolActions->addAction(action); + action->setCheckable(true); + } + } + } + + connect(m_preferencesAction, SIGNAL(triggered()), this, SLOT(showPreferencesDialog())); + m_preferencesAction->setMenuRole(QAction::PreferencesRole); + m_settingsActions->addAction(m_preferencesAction); + + connect(m_appFontAction, SIGNAL(triggered()), this, SLOT(showAppFontDialog())); + m_appFontAction->setMenuRole(QAction::PreferencesRole); + m_settingsActions->addAction(m_appFontAction); +// +// form actions +// + + m_formActions->addAction(formWindowManager->actionHorizontalLayout()); + m_formActions->addAction(formWindowManager->actionVerticalLayout()); + m_formActions->addAction(formWindowManager->actionSplitHorizontal()); + m_formActions->addAction(formWindowManager->actionSplitVertical()); + m_formActions->addAction(formWindowManager->actionGridLayout()); + m_formActions->addAction(formWindowManager->actionFormLayout()); + m_formActions->addAction(formWindowManager->actionBreakLayout()); + m_formActions->addAction(formWindowManager->actionAdjustSize()); + m_formActions->addAction(formWindowManager->actionSimplifyLayout()); + m_formActions->addAction(createSeparator(this)); + + m_previewFormAction->setShortcut(tr("CTRL+R")); + m_formActions->addAction(m_previewFormAction); + connect(m_previewManager, SIGNAL(firstPreviewOpened()), this, SLOT(updateCloseAction())); + connect(m_previewManager, SIGNAL(lastPreviewClosed()), this, SLOT(updateCloseAction())); + + connect(m_viewCodeAction, SIGNAL(triggered()), this, SLOT(viewCode())); + // Preview code only in Cpp + if (qt_extension<QDesignerLanguageExtension *>(m_core->extensionManager(), m_core) == 0) + m_formActions->addAction(m_viewCodeAction); + + m_formActions->addAction(createSeparator(this)); + + m_formActions->addAction(ifwm->actionShowFormWindowSettingsDialog()); +// +// window actions +// + m_minimizeAction->setEnabled(false); + m_minimizeAction->setCheckable(true); + m_minimizeAction->setShortcut(tr("CTRL+M")); + connect(m_minimizeAction, SIGNAL(triggered()), m_workbench, SLOT(toggleFormMinimizationState())); + m_windowActions->addAction(m_minimizeAction); + + m_windowActions->addAction(m_bringAllToFrontSeparator); + connect(m_bringAllToFrontAction, SIGNAL(triggered()), m_workbench, SLOT(bringAllToFront())); + m_windowActions->addAction(m_bringAllToFrontAction); + m_windowActions->addAction(m_windowListSeparatorAction); + + setWindowListSeparatorVisible(false); + +// +// connections +// + fixActionContext(); + activeFormWindowChanged(core()->formWindowManager()->activeFormWindow()); + + m_backupTimer->start(180000); // 3min + connect(m_backupTimer, SIGNAL(timeout()), this, SLOT(backupForms())); + + // Enable application font action + connect(formWindowManager, SIGNAL(formWindowAdded(QDesignerFormWindowInterface*)), this, SLOT(formWindowCountChanged())); + connect(formWindowManager, SIGNAL(formWindowRemoved(QDesignerFormWindowInterface*)), this, SLOT(formWindowCountChanged())); + formWindowCountChanged(); +} + +QActionGroup *QDesignerActions::createHelpActions() +{ + QActionGroup *helpActions = createActionGroup(this); + +#ifndef QT_JAMBI_BUILD + QAction *mainHelpAction = new QAction(tr("Qt Designer &Help"), this); + mainHelpAction->setObjectName(QLatin1String("__qt_designer_help_action")); + connect(mainHelpAction, SIGNAL(triggered()), this, SLOT(showDesignerHelp())); + mainHelpAction->setShortcut(Qt::CTRL + Qt::Key_Question); + helpActions->addAction(mainHelpAction); + + helpActions->addAction(createSeparator(this)); + QAction *widgetHelp = new QAction(tr("Current Widget Help"), this); + widgetHelp->setObjectName(QLatin1String("__qt_current_widget_help_action")); + widgetHelp->setShortcut(Qt::Key_F1); + connect(widgetHelp, SIGNAL(triggered()), this, SLOT(showWidgetSpecificHelp())); + helpActions->addAction(widgetHelp); + + helpActions->addAction(createSeparator(this)); + QAction *whatsNewAction = new QAction(tr("What's New in Qt Designer?"), this); + whatsNewAction->setObjectName(QLatin1String("__qt_whats_new_in_qt_designer_action")); + connect(whatsNewAction, SIGNAL(triggered()), this, SLOT(showWhatsNew())); + helpActions->addAction(whatsNewAction); +#endif + + helpActions->addAction(createSeparator(this)); + QAction *aboutPluginsAction = new QAction(tr("About Plugins"), this); + aboutPluginsAction->setObjectName(QLatin1String("__qt_about_plugins_action")); + aboutPluginsAction->setMenuRole(QAction::ApplicationSpecificRole); + connect(aboutPluginsAction, SIGNAL(triggered()), m_core->formWindowManager(), SLOT(aboutPlugins())); + helpActions->addAction(aboutPluginsAction); + + QAction *aboutDesignerAction = new QAction(tr("About Qt Designer"), this); + aboutDesignerAction->setMenuRole(QAction::AboutRole); + aboutDesignerAction->setObjectName(QLatin1String("__qt_about_designer_action")); + connect(aboutDesignerAction, SIGNAL(triggered()), this, SLOT(aboutDesigner())); + helpActions->addAction(aboutDesignerAction); + + QAction *aboutQtAction = new QAction(tr("About Qt"), this); + aboutQtAction->setMenuRole(QAction::AboutQtRole); + aboutQtAction->setObjectName(QLatin1String("__qt_about_qt_action")); + connect(aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt())); + helpActions->addAction(aboutQtAction); + return helpActions; +} + +QDesignerActions::~QDesignerActions() +{ +#ifndef QT_NO_PRINTER + delete m_printer; +#endif +} + +QString QDesignerActions::uiExtension() const +{ + QDesignerLanguageExtension *lang + = qt_extension<QDesignerLanguageExtension *>(m_core->extensionManager(), m_core); + if (lang) + return lang->uiExtension(); + return QLatin1String("ui"); +} + +QAction *QDesignerActions::createRecentFilesMenu() +{ + QMenu *menu = new QMenu; + QAction *act; + // Need to insert this into the QAction. + for (int i = 0; i < MaxRecentFiles; ++i) { + act = new QAction(this); + act->setVisible(false); + connect(act, SIGNAL(triggered()), this, SLOT(openRecentForm())); + m_recentFilesActions->addAction(act); + menu->addAction(act); + } + updateRecentFileActions(); + menu->addSeparator(); + act = new QAction(tr("Clear &Menu"), this); + act->setObjectName(QLatin1String("__qt_action_clear_menu_")); + connect(act, SIGNAL(triggered()), this, SLOT(clearRecentFiles())); + m_recentFilesActions->addAction(act); + menu->addAction(act); + + act = new QAction(tr("&Recent Forms"), this); + act->setMenu(menu); + return act; +} + +QActionGroup *QDesignerActions::toolActions() const +{ return m_toolActions; } + +QDesignerWorkbench *QDesignerActions::workbench() const +{ return m_workbench; } + +QDesignerFormEditorInterface *QDesignerActions::core() const +{ return m_core; } + +QActionGroup *QDesignerActions::fileActions() const +{ return m_fileActions; } + +QActionGroup *QDesignerActions::editActions() const +{ return m_editActions; } + +QActionGroup *QDesignerActions::formActions() const +{ return m_formActions; } + +QActionGroup *QDesignerActions::settingsActions() const +{ return m_settingsActions; } + +QActionGroup *QDesignerActions::windowActions() const +{ return m_windowActions; } + +QActionGroup *QDesignerActions::helpActions() const +{ return m_helpActions; } + +QActionGroup *QDesignerActions::styleActions() const +{ return m_styleActions; } + +QAction *QDesignerActions::previewFormAction() const +{ return m_previewFormAction; } + +QAction *QDesignerActions::viewCodeAction() const +{ return m_viewCodeAction; } + + +void QDesignerActions::editWidgetsSlot() +{ + QDesignerFormWindowManagerInterface *formWindowManager = core()->formWindowManager(); + for (int i=0; i<formWindowManager->formWindowCount(); ++i) { + QDesignerFormWindowInterface *formWindow = formWindowManager->formWindow(i); + formWindow->editWidgets(); + } +} + +void QDesignerActions::createForm() +{ + showNewFormDialog(QString()); +} + +void QDesignerActions::showNewFormDialog(const QString &fileName) +{ + closePreview(); + NewForm *dlg = new NewForm(workbench(), workbench()->core()->topLevel(), fileName); + + dlg->setAttribute(Qt::WA_DeleteOnClose); + dlg->setAttribute(Qt::WA_ShowModal); + + dlg->setGeometry(fixDialogRect(dlg->rect())); + dlg->exec(); +} + +void QDesignerActions::slotOpenForm() +{ + openForm(core()->topLevel()); +} + +bool QDesignerActions::openForm(QWidget *parent) +{ + closePreview(); + const QString extension = uiExtension(); + const QStringList fileNames = QFileDialog::getOpenFileNames(parent, tr("Open Form"), + m_openDirectory, tr("Designer UI files (*.%1);;All Files (*)").arg(extension), 0, QFileDialog::DontUseSheet); + + if (fileNames.isEmpty()) + return false; + + bool atLeastOne = false; + foreach (QString fileName, fileNames) { + if (readInForm(fileName) && !atLeastOne) + atLeastOne = true; + } + + return atLeastOne; +} + +bool QDesignerActions::saveFormAs(QDesignerFormWindowInterface *fw) +{ + const QString extension = uiExtension(); + + QString dir = fw->fileName(); + if (dir.isEmpty()) { + do { + // Build untitled name + if (!m_saveDirectory.isEmpty()) { + dir = m_saveDirectory; + break; + } + if (!m_openDirectory.isEmpty()) { + dir = m_openDirectory; + break; + } + dir = QDir::current().absolutePath(); + } while (false); + dir += QDir::separator(); + dir += QLatin1String("untitled."); + dir += extension; + } + + const QString saveFile = getSaveFileNameWithExtension(fw, tr("Save Form As"), dir, tr("Designer UI files (*.%1);;All Files (*)").arg(extension), extension); + if (saveFile.isEmpty()) + return false; + + fw->setFileName(saveFile); + return writeOutForm(fw, saveFile); +} + +void QDesignerActions::saveForm() +{ + if (QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow()) { + if (saveForm(fw)) + showStatusBarMessage(savedMessage(QFileInfo(fw->fileName()).fileName())); + } +} + +void QDesignerActions::saveAllForms() +{ + QString fileNames; + QDesignerFormWindowManagerInterface *formWindowManager = core()->formWindowManager(); + if (const int totalWindows = formWindowManager->formWindowCount()) { + const QString separator = QLatin1String(", "); + for (int i = 0; i < totalWindows; ++i) { + QDesignerFormWindowInterface *fw = formWindowManager->formWindow(i); + if (fw && fw->isDirty()) { + formWindowManager->setActiveFormWindow(fw); + if (saveForm(fw)) { + if (!fileNames.isEmpty()) + fileNames += separator; + fileNames += QFileInfo(fw->fileName()).fileName(); + } else { + break; + } + } + } + } + + if (!fileNames.isEmpty()) { + showStatusBarMessage(savedMessage(fileNames)); + } +} + +bool QDesignerActions::saveForm(QDesignerFormWindowInterface *fw) +{ + bool ret; + if (fw->fileName().isEmpty()) + ret = saveFormAs(fw); + else + ret = writeOutForm(fw, fw->fileName()); + return ret; +} + +void QDesignerActions::closeForm() +{ + if (m_previewManager->previewCount()) { + closePreview(); + return; + } + + if (QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow()) + if (QWidget *parent = fw->parentWidget()) { + if (QMdiSubWindow *mdiSubWindow = qobject_cast<QMdiSubWindow *>(parent->parentWidget())) { + mdiSubWindow->close(); + } else { + parent->close(); + } + } +} + +void QDesignerActions::saveFormAs() +{ + if (QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow()) { + if (saveFormAs(fw)) + showStatusBarMessage(savedMessage(fw->fileName())); + } +} + +void QDesignerActions::saveFormAsTemplate() +{ + if (QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow()) { + SaveFormAsTemplate dlg(core(), fw, fw->window()); + dlg.exec(); + } +} + +void QDesignerActions::notImplementedYet() +{ + QMessageBox::information(core()->topLevel(), tr("Designer"), tr("Feature not implemented yet!")); +} + +void QDesignerActions::closePreview() +{ + m_previewManager->closeAllPreviews(); +} + +void QDesignerActions::viewCode() +{ + QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow(); + if (!fw) + return; + QString errorMessage; + if (!qdesigner_internal::CodeDialog::showCodeDialog(fw, fw, &errorMessage)) + QMessageBox::warning(fw, tr("Code generation failed"), errorMessage); +} + +void QDesignerActions::fixActionContext() +{ + QList<QAction*> actions; + actions += m_fileActions->actions(); + actions += m_editActions->actions(); + actions += m_toolActions->actions(); + actions += m_formActions->actions(); + actions += m_windowActions->actions(); + actions += m_helpActions->actions(); + + foreach (QAction *a, actions) { + a->setShortcutContext(Qt::ApplicationShortcut); + } +} + +bool QDesignerActions::readInForm(const QString &fileName) +{ + QString fn = fileName; + + // First make sure that we don't have this one open already. + QDesignerFormWindowManagerInterface *formWindowManager = core()->formWindowManager(); + const int totalWindows = formWindowManager->formWindowCount(); + for (int i = 0; i < totalWindows; ++i) { + QDesignerFormWindowInterface *w = formWindowManager->formWindow(i); + if (w->fileName() == fn) { + w->raise(); + formWindowManager->setActiveFormWindow(w); + addRecentFile(fn); + return true; + } + } + + // Otherwise load it. + do { + QString errorMessage; + if (workbench()->openForm(fn, &errorMessage)) { + addRecentFile(fn); + m_openDirectory = QFileInfo(fn).absolutePath(); + return true; + } else { + // prompt to reload + QMessageBox box(QMessageBox::Warning, tr("Read error"), + tr("%1\nDo you want to update the file location or generate a new form?").arg(errorMessage), + QMessageBox::Cancel, core()->topLevel()); + + QPushButton *updateButton = box.addButton(tr("&Update"), QMessageBox::ActionRole); + QPushButton *newButton = box.addButton(tr("&New Form"), QMessageBox::ActionRole); + box.exec(); + if (box.clickedButton() == box.button(QMessageBox::Cancel)) + return false; + + if (box.clickedButton() == updateButton) { + const QString extension = uiExtension(); + fn = QFileDialog::getOpenFileName(core()->topLevel(), + tr("Open Form"), m_openDirectory, + tr("Designer UI files (*.%1);;All Files (*)").arg(extension), 0, QFileDialog::DontUseSheet); + + if (fn.isEmpty()) + return false; + } else if (box.clickedButton() == newButton) { + // If the file does not exist, but its directory, is valid, open the template with the editor file name set to it. + // (called from command line). + QString newFormFileName; + const QFileInfo fInfo(fn); + if (!fInfo.exists()) { + // Normalize file name + const QString directory = fInfo.absolutePath(); + if (QDir(directory).exists()) { + newFormFileName = directory; + newFormFileName += QLatin1Char('/'); + newFormFileName += fInfo.fileName(); + } + } + showNewFormDialog(newFormFileName); + return false; + } + } + } while (true); + return true; +} + +static QString createBackup(const QString &fileName) +{ + const QString suffix = QLatin1String(".bak"); + QString backupFile = fileName + suffix; + QFileInfo fi(backupFile); + int i = 0; + while (fi.exists()) { + backupFile = fileName + suffix + QString::number(++i); + fi.setFile(backupFile); + } + + if (QFile::copy(fileName, backupFile)) + return backupFile; + return QString(); +} + +static void removeBackup(const QString &backupFile) +{ + if (!backupFile.isEmpty()) + QFile::remove(backupFile); +} + +bool QDesignerActions::writeOutForm(QDesignerFormWindowInterface *fw, const QString &saveFile) +{ + Q_ASSERT(fw && !saveFile.isEmpty()); + + QString backupFile; + QFileInfo fi(saveFile); + if (fi.exists()) + backupFile = createBackup(saveFile); + + QString contents = fw->contents(); + if (qdesigner_internal::FormWindowBase *fwb = qobject_cast<qdesigner_internal::FormWindowBase *>(fw)) { + if (fwb->lineTerminatorMode() == qdesigner_internal::FormWindowBase::CRLFLineTerminator) + contents.replace(QLatin1Char('\n'), QLatin1String("\r\n")); + } + const QByteArray utf8Array = contents.toUtf8(); + m_workbench->updateBackup(fw); + + QFile f(saveFile); + while (!f.open(QFile::WriteOnly)) { + QMessageBox box(QMessageBox::Warning, + tr("Save Form?"), + tr("Could not open file"), + QMessageBox::NoButton, fw); + + box.setWindowModality(Qt::WindowModal); + box.setInformativeText(tr("The file %1 could not be opened." + "\nReason: %2" + "\nWould you like to retry or select a different file?") + .arg(f.fileName()).arg(f.errorString())); + QPushButton *retryButton = box.addButton(QMessageBox::Retry); + retryButton->setDefault(true); + QPushButton *switchButton = box.addButton(tr("Select New File"), QMessageBox::AcceptRole); + QPushButton *cancelButton = box.addButton(QMessageBox::Cancel); + box.exec(); + + if (box.clickedButton() == cancelButton) { + removeBackup(backupFile); + return false; + } else if (box.clickedButton() == switchButton) { + QString extension = uiExtension(); + const QString fileName = QFileDialog::getSaveFileName(fw, tr("Save Form As"), + QDir::current().absolutePath(), + QLatin1String("*.") + extension); + if (fileName.isEmpty()) { + removeBackup(backupFile); + return false; + } + if (f.fileName() != fileName) { + removeBackup(backupFile); + fi.setFile(fileName); + backupFile = QString(); + if (fi.exists()) + backupFile = createBackup(fileName); + } + f.setFileName(fileName); + fw->setFileName(fileName); + } + // loop back around... + } + while (f.write(utf8Array, utf8Array.size()) != utf8Array.size()) { + QMessageBox box(QMessageBox::Warning, tr("Save Form?"), + tr("Could not write file"), + QMessageBox::Retry|QMessageBox::Cancel, fw); + box.setWindowModality(Qt::WindowModal); + box.setInformativeText(tr("It was not possible to write the entire file %1 to disk." + "\nReason:%2\nWould you like to retry?") + .arg(f.fileName()).arg(f.errorString())); + box.setDefaultButton(QMessageBox::Retry); + switch (box.exec()) { + case QMessageBox::Retry: + f.resize(0); + break; + default: + return false; + } + } + f.close(); + removeBackup(backupFile); + addRecentFile(saveFile); + m_saveDirectory = QFileInfo(f).absolutePath(); + + fw->setDirty(false); + fw->parentWidget()->setWindowModified(false); + return true; +} + +void QDesignerActions::shutdown() +{ + // Follow the idea from the Mac, i.e. send the Application a close event + // and if it's accepted, quit. + QCloseEvent ev; + QApplication::sendEvent(qDesigner, &ev); + if (ev.isAccepted()) + qDesigner->quit(); +} + +void QDesignerActions::activeFormWindowChanged(QDesignerFormWindowInterface *formWindow) +{ + const bool enable = formWindow != 0; + m_saveFormAction->setEnabled(enable); + m_saveFormAsAction->setEnabled(enable); + m_saveAllFormsAction->setEnabled(enable); + m_saveFormAsTemplateAction->setEnabled(enable); + m_closeFormAction->setEnabled(enable); + m_savePreviewImageAction->setEnabled(enable); + m_printPreviewAction->setEnabled(enable); + + m_editWidgetsAction->setEnabled(enable); + + m_previewFormAction->setEnabled(enable); + m_viewCodeAction->setEnabled(enable); + m_styleActions->setEnabled(enable); +} + +void QDesignerActions::formWindowSettingsChanged(QDesignerFormWindowInterface *fw) +{ + if (QDesignerFormWindow *window = m_workbench->findFormWindow(fw)) + window->updateChanged(); +} + +void QDesignerActions::updateRecentFileActions() +{ + QStringList files = m_settings.recentFilesList(); + const int originalSize = files.size(); + int numRecentFiles = qMin(files.size(), int(MaxRecentFiles)); + const QList<QAction *> recentFilesActs = m_recentFilesActions->actions(); + + for (int i = 0; i < numRecentFiles; ++i) { + const QFileInfo fi(files[i]); + // If the file doesn't exist anymore, just remove it from the list so + // people don't get confused. + if (!fi.exists()) { + files.removeAt(i); + --i; + numRecentFiles = qMin(files.size(), int(MaxRecentFiles)); + continue; + } + const QString text = fi.fileName(); + recentFilesActs[i]->setText(text); + recentFilesActs[i]->setIconText(files[i]); + recentFilesActs[i]->setVisible(true); + } + + for (int j = numRecentFiles; j < MaxRecentFiles; ++j) + recentFilesActs[j]->setVisible(false); + + // If there's been a change, right it back + if (originalSize != files.size()) + m_settings.setRecentFilesList(files); +} + +void QDesignerActions::openRecentForm() +{ + if (const QAction *action = qobject_cast<const QAction *>(sender())) { + if (!readInForm(action->iconText())) + updateRecentFileActions(); // File doesn't exist, remove it from settings + } +} + +void QDesignerActions::clearRecentFiles() +{ + m_settings.setRecentFilesList(QStringList()); + updateRecentFileActions(); +} + +QActionGroup *QDesignerActions::recentFilesActions() const +{ + return m_recentFilesActions; +} + +void QDesignerActions::addRecentFile(const QString &fileName) +{ + QStringList files = m_settings.recentFilesList(); + files.removeAll(fileName); + files.prepend(fileName); + while (files.size() > MaxRecentFiles) + files.removeLast(); + + m_settings.setRecentFilesList(files); + updateRecentFileActions(); +} + +QAction *QDesignerActions::openFormAction() const +{ + return m_openFormAction; +} + +QAction *QDesignerActions::closeFormAction() const +{ + return m_closeFormAction; +} + +QAction *QDesignerActions::minimizeAction() const +{ + return m_minimizeAction; +} + +void QDesignerActions::showDesignerHelp() +{ + QString url = AssistantClient::designerManualUrl(); + url += QLatin1String("designer-manual.html"); + showHelp(url); +} + +void QDesignerActions::showWhatsNew() +{ + QString url = AssistantClient::qtReferenceManualUrl(); + url += QLatin1String("qt4-designer.html"); + showHelp(url); +} + +void QDesignerActions::helpRequested(const QString &manual, const QString &document) +{ + QString url = AssistantClient::documentUrl(manual); + url += document; + showHelp(url); +} + +void QDesignerActions::showHelp(const QString &url) +{ + QString errorMessage; + if (!m_assistantClient.showPage(url, &errorMessage)) + QMessageBox::warning(core()->topLevel(), tr("Assistant"), errorMessage); +} + +void QDesignerActions::aboutDesigner() +{ + VersionDialog mb(core()->topLevel()); + mb.setWindowTitle(tr("About Qt Designer")); + if (mb.exec()) { + QMessageBox messageBox(QMessageBox::Information, QLatin1String("Easter Egg"), + QLatin1String("Easter Egg"), QMessageBox::Ok, core()->topLevel()); + messageBox.setInformativeText(QLatin1String("The Easter Egg has been removed.")); + messageBox.exec(); + } +} + +QAction *QDesignerActions::editWidgets() const +{ + return m_editWidgetsAction; +} + +void QDesignerActions::showWidgetSpecificHelp() +{ + QString helpId; + if (const qdesigner_internal::QDesignerIntegration *integration = qobject_cast<qdesigner_internal::QDesignerIntegration *>(core()->integration())) + helpId = integration->contextHelpId(); + + if (helpId.isEmpty()) { + showDesignerHelp(); + return; + } + + QString errorMessage; + const bool rc = m_assistantClient.activateIdentifier(helpId, &errorMessage); + if (!rc) + QMessageBox::warning(core()->topLevel(), tr("Assistant"), errorMessage); +} + +void QDesignerActions::updateCloseAction() +{ + if (m_previewManager->previewCount()) { + m_closeFormAction->setText(tr("&Close Preview")); + } else { + m_closeFormAction->setText(tr("&Close")); + } +} + +void QDesignerActions::backupForms() +{ + const int count = m_workbench->formWindowCount(); + if (!count || !ensureBackupDirectories()) + return; + + + QStringList tmpFiles; + QMap<QString, QString> backupMap; + QDir backupDir(m_backupPath); + const bool warningsEnabled = qdesigner_internal::QSimpleResource::setWarningsEnabled(false); + for (int i = 0; i < count; ++i) { + QDesignerFormWindow *fw = m_workbench->formWindow(i); + QDesignerFormWindowInterface *fwi = fw->editor(); + + QString formBackupName; + QTextStream(&formBackupName) << m_backupPath << QDir::separator() + << QLatin1String("backup") << i << QLatin1String(".bak"); + + QString fwn = QDir::convertSeparators(fwi->fileName()); + if (fwn.isEmpty()) + fwn = fw->windowTitle(); + + backupMap.insert(fwn, formBackupName); + + QFile file(formBackupName.replace(m_backupPath, m_backupTmpPath)); + if (file.open(QFile::WriteOnly)){ + QString contents = fixResourceFileBackupPath(fwi, backupDir); + if (qdesigner_internal::FormWindowBase *fwb = qobject_cast<qdesigner_internal::FormWindowBase *>(fwi)) { + if (fwb->lineTerminatorMode() == qdesigner_internal::FormWindowBase::CRLFLineTerminator) + contents.replace(QLatin1Char('\n'), QLatin1String("\r\n")); + } + const QByteArray utf8Array = contents.toUtf8(); + if (file.write(utf8Array, utf8Array.size()) != utf8Array.size()) { + backupMap.remove(fwn); + qdesigner_internal::designerWarning(tr("The backup file %1 could not be written.").arg(file.fileName())); + } else + tmpFiles.append(formBackupName); + + file.close(); + } + } + qdesigner_internal::QSimpleResource::setWarningsEnabled(warningsEnabled); + if(!tmpFiles.isEmpty()) { + const QStringList backupFiles = backupDir.entryList(QDir::Files); + if(!backupFiles.isEmpty()) { + QStringListIterator it(backupFiles); + while (it.hasNext()) + backupDir.remove(it.next()); + } + + QStringListIterator it(tmpFiles); + while (it.hasNext()) { + const QString tmpName = it.next(); + QString name(tmpName); + name.replace(m_backupTmpPath, m_backupPath); + QFile tmpFile(tmpName); + if (!tmpFile.copy(name)) + qdesigner_internal::designerWarning(tr("The backup file %1 could not be written.").arg(name)); + tmpFile.remove(); + } + + m_settings.setBackup(backupMap); + } +} + +QString QDesignerActions::fixResourceFileBackupPath(QDesignerFormWindowInterface *fwi, const QDir& backupDir) +{ + const QString content = fwi->contents(); + QDomDocument domDoc(QLatin1String("backup")); + if(!domDoc.setContent(content)) + return content; + + const QDomNodeList list = domDoc.elementsByTagName(QLatin1String("resources")); + if (list.isEmpty()) + return content; + + for (int i = 0; i < list.count(); i++) { + const QDomNode node = list.at(i); + if (!node.isNull()) { + const QDomElement element = node.toElement(); + if(!element.isNull() && element.tagName() == QLatin1String("resources")) { + QDomNode childNode = element.firstChild(); + while (!childNode.isNull()) { + QDomElement childElement = childNode.toElement(); + if(!childElement.isNull() && childElement.tagName() == QLatin1String("include")) { + const QString attr = childElement.attribute(QLatin1String("location")); + const QString path = fwi->absoluteDir().absoluteFilePath(attr); + childElement.setAttribute(QLatin1String("location"), backupDir.relativeFilePath(path)); + } + childNode = childNode.nextSibling(); + } + } + } + } + + + return domDoc.toString(); +} + +QRect QDesignerActions::fixDialogRect(const QRect &rect) const +{ + QRect frameGeometry; + const QRect availableGeometry = QApplication::desktop()->availableGeometry(core()->topLevel()); + + if (workbench()->mode() == DockedMode) { + frameGeometry = core()->topLevel()->frameGeometry(); + } else + frameGeometry = availableGeometry; + + QRect dlgRect = rect; + dlgRect.moveCenter(frameGeometry.center()); + + // make sure that parts of the dialog are not outside of screen + dlgRect.moveBottom(qMin(dlgRect.bottom(), availableGeometry.bottom())); + dlgRect.moveRight(qMin(dlgRect.right(), availableGeometry.right())); + dlgRect.moveLeft(qMax(dlgRect.left(), availableGeometry.left())); + dlgRect.moveTop(qMax(dlgRect.top(), availableGeometry.top())); + + return dlgRect; +} + +void QDesignerActions::showStatusBarMessage(const QString &message) const +{ + if (workbench()->mode() == DockedMode) { + QStatusBar *bar = qDesigner->mainWindow()->statusBar(); + if (bar && !bar->isHidden()) + bar->showMessage(message, 3000); + } +} + +void QDesignerActions::setBringAllToFrontVisible(bool visible) +{ + m_bringAllToFrontSeparator->setVisible(visible); + m_bringAllToFrontAction->setVisible(visible); +} + +void QDesignerActions::setWindowListSeparatorVisible(bool visible) +{ + m_windowListSeparatorAction->setVisible(visible); +} + +bool QDesignerActions::ensureBackupDirectories() { + + if (m_backupPath.isEmpty()) { + // create names + m_backupPath = QDir::homePath(); + m_backupPath += QDir::separator(); + m_backupPath += QLatin1String(".designer"); + m_backupPath += QDir::separator(); + m_backupPath += QLatin1String("backup"); + m_backupPath = QDir::convertSeparators(m_backupPath ); + + m_backupTmpPath = m_backupPath; + m_backupTmpPath += QDir::separator(); + m_backupTmpPath += QLatin1String("tmp"); + m_backupTmpPath = QDir::convertSeparators(m_backupTmpPath); + } + + // ensure directories + const QDir backupDir(m_backupPath); + const QDir backupTmpDir(m_backupTmpPath); + + if (!backupDir.exists()) { + if (!backupDir.mkpath(m_backupPath)) { + qdesigner_internal::designerWarning(tr("The backup directory %1 could not be created.").arg(m_backupPath)); + return false; + } + } + if (!backupTmpDir.exists()) { + if (!backupTmpDir.mkpath(m_backupTmpPath)) { + qdesigner_internal::designerWarning(tr("The temporary backup directory %1 could not be created.").arg(m_backupTmpPath)); + return false; + } + } + return true; +} + +void QDesignerActions::showPreferencesDialog() +{ + PreferencesDialog preferencesDialog(workbench()->core(), m_core->topLevel()); + preferencesDialog.exec(); +} + +void QDesignerActions::showAppFontDialog() +{ + if (!m_appFontDialog) // Might get deleted when switching ui modes + m_appFontDialog = new AppFontDialog(core()->topLevel()); + m_appFontDialog->show(); + m_appFontDialog->raise(); +} + +QPixmap QDesignerActions::createPreviewPixmap(QDesignerFormWindowInterface *fw) +{ + const QCursor oldCursor = core()->topLevel()->cursor(); + core()->topLevel()->setCursor(Qt::WaitCursor); + + QString errorMessage; + const QPixmap pixmap = m_previewManager->createPreviewPixmap(fw, QString(), &errorMessage); + core()->topLevel()->setCursor(oldCursor); + if (pixmap.isNull()) { + QMessageBox::warning(fw, tr("Preview failed"), errorMessage); + } + return pixmap; +} + +qdesigner_internal::PreviewConfiguration QDesignerActions::previewConfiguration() +{ + qdesigner_internal::PreviewConfiguration pc; + QDesignerSharedSettings settings(core()); + if (settings.isCustomPreviewConfigurationEnabled()) + pc = settings.customPreviewConfiguration(); + return pc; +} + +void QDesignerActions::savePreviewImage() +{ + const char *format = "png"; + + QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow(); + if (!fw) + return; + + QImage image; + const QString extension = QString::fromAscii(format); + const QString filter = tr("Image files (*.%1)").arg(extension); + + QString suggestion = fw->fileName(); + if (!suggestion.isEmpty()) { + suggestion = QFileInfo(suggestion).baseName(); + suggestion += QLatin1Char('.'); + suggestion += extension; + } + do { + const QString fileName = getSaveFileNameWithExtension(fw, tr("Save Image"), suggestion, filter, extension); + if (fileName.isEmpty()) + break; + + if (image.isNull()) { + const QPixmap pixmap = createPreviewPixmap(fw); + if (pixmap.isNull()) + break; + + image = pixmap.toImage(); + } + + if (image.save(fileName, format)) { + showStatusBarMessage(tr("Saved image %1.").arg(QFileInfo(fileName).fileName())); + break; + } + + QMessageBox box(QMessageBox::Warning, tr("Save Image"), + tr("The file %1 could not be written.").arg( fileName), + QMessageBox::Retry|QMessageBox::Cancel, fw); + if (box.exec() == QMessageBox::Cancel) + break; + } while (true); +} + +void QDesignerActions::formWindowCountChanged() +{ + const bool enabled = m_core->formWindowManager()->formWindowCount() == 0; + /* Disable the application font action if there are form windows open + * as the reordering of the fonts sets font properties to 'changed' + * and overloaded fonts are not updated. */ + static const QString disabledTip = tr("Please close all forms to enable the loading of additional fonts."); + m_appFontAction->setEnabled(enabled); + m_appFontAction->setStatusTip(enabled ? QString() : disabledTip); +} + +void QDesignerActions::printPreviewImage() +{ +#ifndef QT_NO_PRINTER + QDesignerFormWindowInterface *fw = core()->formWindowManager()->activeFormWindow(); + if (!fw) + return; + + if (!m_printer) + m_printer = new QPrinter(QPrinter::HighResolution); + + m_printer->setFullPage(false); + + // Grab the image to be able to a suggest suitable orientation + const QPixmap pixmap = createPreviewPixmap(fw); + if (pixmap.isNull()) + return; + + const QSizeF pixmapSize = pixmap.size(); + m_printer->setOrientation( pixmapSize.width() > pixmapSize.height() ? QPrinter::Landscape : QPrinter::Portrait); + + // Printer parameters + QPrintDialog dialog(m_printer, fw); + if (!dialog.exec()) + return; + + const QCursor oldCursor = core()->topLevel()->cursor(); + core()->topLevel()->setCursor(Qt::WaitCursor); + // Estimate of required scaling to make form look the same on screen and printer. + const double suggestedScaling = static_cast<double>(m_printer->physicalDpiX()) / static_cast<double>(fw->physicalDpiX()); + + QPainter painter(m_printer); + painter.setRenderHint(QPainter::SmoothPixmapTransform); + + // Clamp to page + const QRectF page = painter.viewport(); + const double maxScaling = qMin(page.size().width() / pixmapSize.width(), page.size().height() / pixmapSize.height()); + const double scaling = qMin(suggestedScaling, maxScaling); + + const double xOffset = page.left() + qMax(0.0, (page.size().width() - scaling * pixmapSize.width()) / 2.0); + const double yOffset = page.top() + qMax(0.0, (page.size().height() - scaling * pixmapSize.height()) / 2.0); + + // Draw. + painter.translate(xOffset, yOffset); + painter.scale(scaling, scaling); + painter.drawPixmap(0, 0, pixmap); + core()->topLevel()->setCursor(oldCursor); + + showStatusBarMessage(tr("Printed %1.").arg(QFileInfo(fw->fileName()).fileName())); +#endif +} + +QT_END_NAMESPACE |