/
mainwindow.cpp
1447 lines (1044 loc) · 51.3 KB
/
mainwindow.cpp
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/*******************************************************************************
Copyright The University of Auckland
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*******************************************************************************/
//==============================================================================
// Main window
//==============================================================================
#include "centralwidget.h"
#include "checkforupdatesdialog.h"
#include "cliutils.h"
#include "coreinterface.h"
#include "eventloopinterface.h"
#include "guiapplication.h"
#include "guiinterface.h"
#include "guiutils.h"
#include "i18ninterface.h"
#include "mainwindow.h"
#include "plugininterface.h"
#include "pluginmanager.h"
#include "pluginsdialog.h"
#include "preferencesdialog.h"
#include "preferencesinterface.h"
#include "viewinterface.h"
#include "windowinterface.h"
#include "windowwidget.h"
//==============================================================================
#include "ui_mainwindow.h"
//==============================================================================
#ifdef Q_OS_WIN
#include <windows.h>
#endif
//==============================================================================
#include <QAction>
#include <QCloseEvent>
#include <QDesktopServices>
#include <QDesktopWidget>
#include <QLocale>
#include <QMenu>
#include <QMenuBar>
#include <QRect>
#include <QSettings>
#include <QShortcut>
#include <QUrl>
#include <QWindow>
//==============================================================================
#ifdef Q_OS_WIN
#include <shlobj.h>
#endif
//==============================================================================
#ifdef Q_OS_MAC
#include <CoreServices/CoreServices.h>
#endif
//==============================================================================
namespace OpenCOR {
//==============================================================================
static const auto EnglishLocale = QStringLiteral("en");
static const auto FrenchLocale = QStringLiteral("fr");
//==============================================================================
MainWindow::MainWindow(const QString &pApplicationDate) :
QMainWindow(),
mGui(new Ui::MainWindow),
mApplicationDate(pApplicationDate),
mLoadedPluginPlugins(Plugins()),
mLoadedI18nPlugins(Plugins()),
mLoadedGuiPlugins(Plugins()),
mLoadedPreferencesPlugins(Plugins()),
mLoadedWindowPlugins(Plugins()),
mRawLocale(QString()),
mMenus(QMap<QString, QMenu *>()),
mFileNewMenu(0),
mViewWindowsMenu(0),
mViewSeparator(0),
mViewPlugin(0),
mDockedWindowsVisible(true),
mDockedWindowsState(QByteArray()),
mEventLoopPlugin(0)
{
// Make sure that OpenCOR can handle a file opening request (from the
// operating system), as well as a message sent by another instance of
// itself
QObject::connect(qApp, SIGNAL(fileOpenRequest(const QString &)),
this, SLOT(openFileOrHandleUrl(const QString &)));
QObject::connect(qApp, SIGNAL(messageReceived(const QString &)),
this, SLOT(handleMessage(const QString &)));
// Handle OpenCOR URLs
// Note: we should, through our GuiApplication class (see main.cpp), be able
// to handle OpenCOR URLs (not least because we make sure that the
// OpenCOR URL scheme is set; see the call to
// registerOpencorUrlScheme() below), but our URL handler ensures that
// it will work whether the OpenCOR URL scheme is set or not (in case
// it can't be set on a given platform)...
QDesktopServices::setUrlHandler("opencor", this, "handleUrl");
// Register our OpenCOR URL scheme
registerOpencorUrlScheme();
// Create our settings object
mSettings = new QSettings();
// Create our plugin manager (which will automatically load our various
// plugins)
mPluginManager = new PluginManager();
// Retrieve some categories of plugins
foreach (Plugin *plugin, mPluginManager->loadedPlugins()) {
if (qobject_cast<PluginInterface *>(plugin->instance()))
mLoadedPluginPlugins << plugin;
if (qobject_cast<I18nInterface *>(plugin->instance()))
mLoadedI18nPlugins << plugin;
if (qobject_cast<GuiInterface *>(plugin->instance()))
mLoadedGuiPlugins << plugin;
if (qobject_cast<PreferencesInterface *>(plugin->instance()))
mLoadedPreferencesPlugins << plugin;
if (qobject_cast<WindowInterface *>(plugin->instance()))
mLoadedWindowPlugins << plugin;
}
// Set up the GUI
// Note: the application icon (which needs to be set for Linux, but not for
// Windows or macOS, since it's set through CMake in those cases (see
// CMakeLists.txt)) is set within the GUI file. This being said, it's
// good to have it set for all three platforms, since it can then be
// used in, for example, the about box...
mGui->setupUi(this);
// Set the role of some of our menu items, so that macOS can move them into
// the application menu
mGui->actionQuit->setMenuRole(QAction::QuitRole);
mGui->actionPreferences->setMenuRole(QAction::PreferencesRole);
mGui->actionAbout->setMenuRole(QAction::AboutRole);
mGui->actionCheckForUpdates->setMenuRole(QAction::ApplicationSpecificRole);
// Title of our main window
// Note: we don't set it in our .ui file since this will require
// 'translating' it in other languages...
setWindowTitle(qAppName());
// Customise our docked windows action and handle it through a connection
// Note #1: the reason for having several shortcuts is because one or
// several of them are bound to be already used on the target
// system...
// Note #2: normally we would call setShortcuts() rather than setShortcut()
// and then manually creating several QShortcut objects, but it
// doesn't work (bug?)...
mGui->actionDockedWindows->setShortcut(QKeySequence(Qt::CTRL|Qt::Key_Space));
connect(mGui->actionDockedWindows, SIGNAL(triggered(bool)),
this, SLOT(showDockedWindows(const bool &)));
new QShortcut(QKeySequence(Qt::META|Qt::Key_Space),
this, SLOT(toggleDockedWindows()));
new QShortcut(QKeySequence(Qt::ALT|Qt::Key_Space),
this, SLOT(toggleDockedWindows()));
new QShortcut(QKeySequence(Qt::CTRL|Qt::META|Qt::Key_Space),
this, SLOT(toggleDockedWindows()));
new QShortcut(QKeySequence(Qt::CTRL|Qt::ALT|Qt::Key_Space),
this, SLOT(toggleDockedWindows()));
new QShortcut(QKeySequence(Qt::META|Qt::ALT|Qt::Key_Space),
this, SLOT(toggleDockedWindows()));
new QShortcut(QKeySequence(Qt::CTRL|Qt::META|Qt::ALT|Qt::Key_Space),
this, SLOT(toggleDockedWindows()));
// A connection to handle the status bar
connect(mGui->actionStatusBar, SIGNAL(toggled(bool)),
mGui->statusBar, SLOT(setVisible(bool)));
// Some connections to handle our various menu items
connect(mGui->actionQuit, SIGNAL(triggered(bool)),
this, SLOT(close()));
connect(mGui->actionResetAll, SIGNAL(triggered(bool)),
this, SLOT(resetAll()));
// Set the shortcuts of some actions
// Note: we do it here, so that we can use standard shortcuts (whenever
// possible)...
#if defined(Q_OS_WIN) || defined(Q_OS_LINUX)
// Note: normally, we would be using QKeySequence::Quit, but we want to
// support both Alt+F4 and Ctrl+Q on Windows and Linux, and the
// default key sequence doesn't, so we set them ourselves...
mGui->actionQuit->setShortcuts(QList<QKeySequence>()
<< QKeySequence(Qt::ALT|Qt::Key_F4)
<< QKeySequence(Qt::CTRL|Qt::Key_Q));
#elif defined(Q_OS_MAC)
mGui->actionQuit->setShortcut(QKeySequence::Quit);
#else
#error Unsupported platform
#endif
#ifdef Q_OS_MAC
// A special shortcut to have OpenCOR minimised on macOS when pressing Cmd+M
// Note: indeed, when pressing Cmd+M on macOS, the active application is
// expected to minimise itself, but it doesn't using Qt only...
new QShortcut(QKeySequence(Qt::CTRL|Qt::Key_M),
this, SLOT(showMinimized()));
#endif
mGui->actionFullScreen->setShortcut(QKeySequence::FullScreen);
// Initialise the plugins themselves
foreach (Plugin *plugin, mLoadedPluginPlugins)
qobject_cast<PluginInterface *>(plugin->instance())->initializePlugin();
// Initialise the plugin further by doing things that can only be done by
// OpenCOR itself (e.g. set the central widget, create some menus)
foreach (Plugin *plugin, mPluginManager->loadedPlugins())
initializeGuiPlugin(plugin);
// Let our various plugins know that all of them have been initialised
// Note: this is important to do since the initialisation of a plugin is
// something that is done without knowing anything about other
// plugins. However, there may be things that require knowledge of
// what one or several other plugins are about, and this is something
// that can only be done once all the plugins have been initialised
// (e.g. the SingleCellSimulationView plugin needs to know which
// solvers, if any, are available to it)...
foreach (Plugin *plugin, mLoadedPluginPlugins)
qobject_cast<PluginInterface *>(plugin->instance())->pluginsInitialized(mPluginManager->loadedPlugins());
// Keep track of the showing/hiding of the different window widgets
foreach (Plugin *plugin, mLoadedWindowPlugins) {
connect(qobject_cast<WindowInterface *>(plugin->instance())->windowWidget(), SIGNAL(visibilityChanged(bool)),
this, SLOT(updateDockWidgetsVisibility()));
}
// Show/hide and enable/disable the windows action depending on whether
// there are window widgets
showEnableAction(mGui->actionDockedWindows, mLoadedWindowPlugins.count());
// Retrieve the user settings from the previous session, if any
loadSettings();
// Check if any plugin may want to run the main event loop
foreach (Plugin *plugin, mLoadedPluginPlugins) {
EventLoopInterface *eventLoopInterface = qobject_cast<EventLoopInterface *>(plugin->instance());
if (eventLoopInterface) {
mEventLoopPlugin = plugin;
break;
}
}
// Initialise the checked state of our full screen action, since OpenCOR may
// (re)start in full screen mode
mGui->actionFullScreen->setChecked(isFullScreen());
// We are done initialising ourselves, so open/handle any file / OpenCOR URL
// we have been tracking until now
// Note: the way we open/handle those files / OpenCOR URLs ensures that we
// can still receive files / OpenCOR URLs to open/handle while we
// start opening/handling those that we have in stock, and this in the
// correct order...
GuiApplication *guiApplication = qobject_cast<GuiApplication *>(qApp);
while (guiApplication->hasFileNamesOrOpencorUrls())
openFileOrHandleUrl(guiApplication->firstFileNameOrOpencorUrl());
guiApplication->updateCanEmitFileOpenRequestSignal();
}
//==============================================================================
MainWindow::~MainWindow()
{
// Finalise our plugins
// Note: we only need to test for our default interface since we want to
// call the finalize method and this method is not overriden by any
// other interface...
foreach (Plugin *plugin, mLoadedPluginPlugins)
qobject_cast<PluginInterface *>(plugin->instance())->finalizePlugin();
// Delete our central widget
// Note: if we don't have one, then nothing will happen...
delete centralWidget();
// Delete some internal objects
delete mPluginManager;
delete mSettings;
// Delete the GUI
delete mGui;
}
//==============================================================================
void MainWindow::changeEvent(QEvent *pEvent)
{
// Default handling of the event
QMainWindow::changeEvent(pEvent);
// Do a few more things for some changes
if ( (pEvent->type() == QEvent::LocaleChange)
&& (mGui->actionSystem->isChecked())) {
// The system's locale has changed, so update OpenCOR's locale in case
// the user wants to use the system's locale
setLocale();
#ifdef Q_OS_MAC
} else if (pEvent->type() == QEvent::WindowStateChange) {
// The window state has changed, so update the checked state of our full
// screen action
// Note: useful on macOS since there is a special full screen button in
// the main window's title bar...
mGui->actionFullScreen->setChecked(isFullScreen());
#endif
}
}
//==============================================================================
void MainWindow::closeEvent(QCloseEvent *pEvent)
{
// Check with our Core plugin, if it has been loaded, that it's OK to close
bool canClose = true;
if (mPluginManager->corePlugin()) {
canClose = qobject_cast<CoreInterface *>(mPluginManager->corePlugin()->instance())->canClose();
// Note: if the Core plugin is loaded, then it means it supports the
// Core interface, so no need to check anything...
}
// Close ourselves, if possible
if (canClose) {
// Delete any Web inspector window (which may have been created through
// our use of QtWebKit)
foreach (QWindow *window, QGuiApplication::topLevelWindows()) {
if (!window->objectName().compare("QWebInspectorClassWindow"))
window->close();
}
// Keep track of our default settings
// Note: it must be done here, as opposed to the destructor, otherwise
// some settings (e.g. docked windows) won't be properly saved...
saveSettings();
// Accept the event
pEvent->accept();
} else {
// Ignore the event, i.e. don't close ourselves
pEvent->ignore();
}
}
//==============================================================================
void MainWindow::registerOpencorUrlScheme()
{
// Register our OpenCOR URL scheme
#if defined(Q_OS_WIN)
QSettings settings("HKEY_CURRENT_USER\\Software\\Classes", QSettings::NativeFormat);
QString applicationFileName = nativeCanonicalFileName(qApp->applicationFilePath());
settings.setValue("opencor/Default", QString("URL:%1 link").arg(qApp->applicationName()));
settings.setValue("opencor/Content Type", "x-scheme-handler/opencor");
settings.setValue("opencor/URL Protocol", "");
settings.setValue("opencor/DefaultIcon/Default", "\""+applicationFileName+"\",1");
settings.setValue("opencor/shell/Default", "open");
settings.setValue("opencor/shell/open/command/Default", "\""+applicationFileName+"\" \"%1\"");
SHChangeNotify(SHCNE_ASSOCCHANGED, SHCNF_IDLIST, 0, 0);
#elif defined(Q_OS_LINUX)
if (exec("which", QStringList() << "xdg-mime")) {
QString iconPath = nativeCanonicalFileName(QString("%1/.local/share/%2/%3/%3.png").arg(QDir::homePath(),
qApp->organizationName(),
qApp->applicationName()));
writeResourceToFile(iconPath, ":/app_icon");
writeFileContentsToFile(QString("%1/.local/share/applications/opencor.desktop").arg(QDir::homePath()),
QString("[Desktop Entry]\n"
"Type=Application\n"
"Name=%1\n"
"Exec=%2 %u\n"
"Icon=%3\n"
"Terminal=false\n"
"MimeType=x-scheme-handler/opencor\n").arg(qApp->applicationName(),
nativeCanonicalFileName(qApp->applicationFilePath()),
iconPath));
exec("xdg-mime", QStringList() << "default" << "opencor.desktop" << "x-scheme-handler/opencor");
}
#elif defined(Q_OS_MAC)
LSSetDefaultHandlerForURLScheme(CFSTR("opencor"),
CFBundleGetIdentifier(CFBundleGetMainBundle()));
#else
#error Unsupported platform
#endif
}
//==============================================================================
void MainWindow::initializeGuiPlugin(Plugin *pPlugin)
{
// Retrieve and apply the plugin's GUI settings, if any
GuiInterface *guiInterface = qobject_cast<GuiInterface *>(pPlugin->instance());
if (guiInterface) {
// Add the menus to our menu bar or merge them to existing menus, if
// needed
// Note: we must do that in reverse order since we are inserting menus,
// as opposed to appending some...
Gui::Menus guiMenus = guiInterface->guiMenus();
for (int i = guiMenus.count()-1; i >= 0; --i) {
// Insert the menu in the right place
QMenu *newMenu = guiMenus[i].menu();
QString newMenuName = newMenu->objectName();
QMenu *oldMenu = mMenus.value(newMenuName);
if (oldMenu && !guiMenus[i].action()) {
// A menu with the same name already exists, so add the contents
// of the new menu to the existing one
oldMenu->addSeparator();
oldMenu->addActions(newMenu->actions());
// Delete the new menu since we don't need it anymore
delete newMenu;
} else {
// No menu with the same name already exists (or the menu
// doesn't have a name), so add the new menu to our menu bar
switch (guiMenus[i].type()) {
case Gui::Menu::File:
// Not a relevant type, so do nothing
break;
case Gui::Menu::View:
mGui->menuBar->insertAction(mGui->menuView->menuAction(),
newMenu->menuAction());
break;
}
// Keep track of the new menu, but only if it has a name
if (!newMenuName.isEmpty())
mMenus.insert(newMenuName, newMenu);
}
}
// Add the actions/separators to our different menus
// Note: as for the menus above, we must do it in reverse order since we
// are inserting actions, as opposed to appending some...
Gui::MenuActions guiMenuActions = guiInterface->guiMenuActions();
for (int i = guiMenuActions.count()-1; i >= 0; --i) {
// Insert the action/separator to the right menu, if any
QMenu *menu = 0;
if (guiMenuActions[i].type() == Gui::MenuAction::File)
menu = mGui->menuFile;
else if (guiMenuActions[i].type() == Gui::MenuAction::Tools)
menu = mGui->menuTools;
if (menu) {
QAction *action = guiMenuActions[i].action();
if (action)
menu->insertAction(menu->actions().first(), action);
else
menu->insertSeparator(menu->actions().first());
}
}
// Make sure that our language menu item is first in our tools menu
mGui->menuTools->insertSeparator(mGui->menuTools->actions().first());
mGui->menuTools->insertAction(mGui->menuTools->actions().first(), mGui->menuLanguage->menuAction());
// Add some sub-menus before some menu items
foreach (const Gui::Menu &guiMenu, guiMenus) {
// Insert the menu before a menu item / separator
if (guiMenu.action()) {
switch (guiMenu.type()) {
case Gui::Menu::File:
mGui->menuFile->insertMenu(guiMenu.action(), guiMenu.menu());
break;
case Gui::Menu::View:
// Not a relevant type, so do nothing
;
}
}
}
// Add some actions to some sub-menus and keep track of them
static QString pluginForFileNewMenu = QString();
foreach (const Gui::MenuAction &menuAction, guiInterface->guiMenuActions()) {
// Insert the action to the right menu
switch (menuAction.type()) {
case Gui::MenuAction::File:
// Not a relevant type, so do nothing
break;
case Gui::MenuAction::FileNew:
// Check whether the File|New menu has been created and if not,
// then create it
if (!mFileNewMenu) {
// The menu doesn't already exist, so create it
mFileNewMenu = new QMenu(this);
mFileNewMenu->menuAction()->setIcon(QIcon(":/oxygen/mimetypes/application-x-zerosize.png"));
// Add the New menu to our File menu and add a separator
// after it
mGui->menuFile->insertMenu(mGui->menuFile->actions().first(),
mFileNewMenu);
mGui->menuFile->insertSeparator(mGui->menuFile->actions()[1]);
pluginForFileNewMenu = pPlugin->name();
} else if (pluginForFileNewMenu.compare(pPlugin->name())) {
// The File|New menu already exists, so add a separator to
// it so that previous menu items (from a different plugin)
// don't get mixed up with the new one
mFileNewMenu->addSeparator();
pluginForFileNewMenu = pPlugin->name();
}
mFileNewMenu->addAction(menuAction.action());
break;
case Gui::MenuAction::Tools:
// Not a relevant type, so do nothing
break;
}
}
}
// Set our central widget, in case we are dealing with the Core plugin
if (pPlugin == mPluginManager->corePlugin()) {
// We are dealing with the Core plugin, so set our central widget
setCentralWidget(qobject_cast<CoreInterface *>(pPlugin->instance())->centralWidget());
// Note: if the Core plugin is loaded, then it means it supports the
// Core interface, so no need to check anything...
// Also keep track of GUI updates in our central widget
connect(static_cast<Core::CentralWidget *>(centralWidget()), SIGNAL(guiUpdated(Plugin *, const QString &)),
this, SLOT(updateGui(Plugin *, const QString &)));
}
// Add the plugin's window, in case we are dealing with a window plugin
WindowInterface *windowInterface = qobject_cast<WindowInterface *>(pPlugin->instance());
if (windowInterface) {
// Dock the window to its default dock area
addDockWidget(windowInterface->windowDefaultDockArea(), windowInterface->windowWidget());
// Add an action to our menu to show/hide the window
if (!pPlugin->name().compare("HelpWindow")) {
// Special case of the help window
mGui->menuHelp->insertAction(mGui->actionHomePage,
windowInterface->windowAction());
mGui->menuHelp->insertSeparator(mGui->actionHomePage);
} else {
// Update the View menu by adding the action to the
// View|Windows menu
updateViewWindowsMenu(windowInterface->windowAction());
}
// Connect the action to the window
connect(windowInterface->windowAction(), SIGNAL(triggered(bool)),
windowInterface->windowWidget(), SLOT(setVisible(bool)));
connect(windowInterface->windowWidget()->toggleViewAction(), SIGNAL(toggled(bool)),
windowInterface->windowAction(), SLOT(setChecked(bool)));
}
}
//==============================================================================
static const auto SettingsGeometry = QStringLiteral("Geometry");
static const auto SettingsState = QStringLiteral("State");
static const auto SettingsDockedWindowsVisible = QStringLiteral("DockedWindowsVisible");
static const auto SettingsDockedWindowsState = QStringLiteral("DockedWindowsState");
static const auto SettingsStatusBarVisible = QStringLiteral("StatusBarVisible");
//==============================================================================
void MainWindow::loadSettings()
{
// Retrieve and set the language to be used by OpenCOR
// Note: the setting is forced in order to account for locale-dependent
// initialisations (e.g. see CentralWidget::retranslateUi())...
setLocale(rawLocale(), true);
// Retrieve the geometry and state of the main window
if ( !restoreGeometry(mSettings->value(SettingsGeometry).toByteArray())
|| !restoreState(mSettings->value(SettingsState).toByteArray())) {
// The geometry and/or state of the main window couldn't be retrieved,
// so go with some default settings
// Default size and position of the main window
QRect desktopGeometry = qApp->desktop()->availableGeometry();
int horizSpace = desktopGeometry.width()/13;
int vertSpace = desktopGeometry.height()/13;
setGeometry(desktopGeometry.left()+horizSpace,
desktopGeometry.top()+vertSpace,
desktopGeometry.width()-2*horizSpace,
desktopGeometry.height()-2*vertSpace);
}
// Retrieve whether the docked windows are to be shown
showDockedWindows(mSettings->value(SettingsDockedWindowsVisible, true).toBool(), true);
// Retrieve the state of the docked windows
mDockedWindowsState = mSettings->value(SettingsDockedWindowsState, QByteArray()).toByteArray();
// Retrieve the settings of our various plugins
foreach (Plugin *plugin, mLoadedPluginPlugins) {
mSettings->beginGroup(SettingsPlugins);
mSettings->beginGroup(plugin->name());
qobject_cast<PluginInterface *>(plugin->instance())->loadSettings(mSettings);
mSettings->endGroup();
mSettings->endGroup();
}
// Let our core plugin know that all of the plugins have loaded their
// settings
// Note: this is similar to initializePlugin() vs. pluginsInitialized()...
if (mPluginManager->corePlugin()) {
qobject_cast<CoreInterface *>(mPluginManager->corePlugin()->instance())->settingsLoaded(mPluginManager->loadedPlugins());
// Note: if the Core plugin is loaded, then it means it supports the
// Core interface, so no need to check anything...
}
// Remove the File menu when on macOS, should no plugins be loaded
// Note: our File menu should only contain the Exit menu item, but on macOS
// that menu item gets automatically moved to the application menu...
#ifdef Q_OS_MAC
mGui->menuFile->menuAction()->setVisible(mPluginManager->loadedPlugins().count());
#endif
// Retrieve whether the status bar is to be shown
mGui->actionStatusBar->setChecked(mSettings->value(SettingsStatusBarVisible, true).toBool());
}
//==============================================================================
void MainWindow::saveSettings() const
{
// Keep track of the geometry and state of the main window
mSettings->setValue(SettingsGeometry, saveGeometry());
mSettings->setValue(SettingsState, saveState());
// Keep track of whether the docked windows are to be shown
mSettings->setValue(SettingsDockedWindowsVisible, mDockedWindowsVisible);
// Keep track of the state of the docked windows
mSettings->setValue(SettingsDockedWindowsState, mDockedWindowsState);
// Keep track of whether the status bar is to be shown
mSettings->setValue(SettingsStatusBarVisible,
mGui->statusBar->isVisible());
// Keep track of the settings of our various plugins
foreach (Plugin *plugin, mLoadedPluginPlugins) {
mSettings->beginGroup(SettingsPlugins);
mSettings->beginGroup(plugin->name());
qobject_cast<PluginInterface *>(plugin->instance())->saveSettings(mSettings);
mSettings->endGroup();
mSettings->endGroup();
}
}
//==============================================================================
void MainWindow::setLocale(const QString &pRawLocale, const bool &pForceSetting)
{
QString systemLocale = QLocale::system().name().left(2);
QString oldLocale = mRawLocale.isEmpty()?systemLocale:mRawLocale;
QString newLocale = pRawLocale.isEmpty()?systemLocale:pRawLocale;
// Keep track of the new locale, if needed
if (pRawLocale.compare(mRawLocale) || pForceSetting) {
mRawLocale = pRawLocale;
// Also keep a copy of the new raw locale in our settings (so that the
// new locale can be retrieved from plugins)
setRawLocale(mRawLocale);
}
// Check whether the new locale is different from the old one and if so,
// then retranslate everything
if (oldLocale.compare(newLocale) || pForceSetting) {
// Specify the language to be used by OpenCOR
QLocale::setDefault(QLocale(newLocale));
qApp->removeTranslator(&mQtBaseTranslator);
mQtBaseTranslator.load(QString(":/translations/qtbase_%1.qm").arg(newLocale));
qApp->installTranslator(&mQtBaseTranslator);
qApp->removeTranslator(&mQtHelpTranslator);
mQtHelpTranslator.load(QString(":/translations/qt_help_%1.qm").arg(newLocale));
qApp->installTranslator(&mQtHelpTranslator);
qApp->removeTranslator(&mQtXmlPatternsTranslator);
mQtXmlPatternsTranslator.load(QString(":/translations/qtxmlpatterns_%1.qm").arg(newLocale));
qApp->installTranslator(&mQtXmlPatternsTranslator);
qApp->removeTranslator(&mAppTranslator);
mAppTranslator.load(":/app_"+newLocale);
qApp->installTranslator(&mAppTranslator);
// Retranslate OpenCOR
mGui->retranslateUi(this);
// Retranslate some widgets that are not originally part of our user
// interface
if (mFileNewMenu)
I18nInterface::retranslateMenu(mFileNewMenu, tr("New"));
if (mViewWindowsMenu)
I18nInterface::retranslateMenu(mViewWindowsMenu, tr("Windows"));
// Update the translator of our various loaded plugins
// Note: we must update the translator of all our plugins before we can
// safely retranslate them since a plugin may require another
// plugin to work properly...
foreach (Plugin *plugin, mLoadedI18nPlugins)
qobject_cast<I18nInterface *>(plugin->instance())->updateTranslator(QString(":/%1_%2").arg(plugin->name(), newLocale));
// Retranslate our various plugins
foreach (Plugin *plugin, mLoadedI18nPlugins)
qobject_cast<I18nInterface *>(plugin->instance())->retranslateUi();
// Reorder our various View|Windows menu items, just in case
reorderViewWindowsMenu();
}
// Update the checked menu item
// Note: it has to be done every single time, since selecting a menu item
// will automatically toggle its checked status...
mGui->actionSystem->setChecked(pRawLocale.isEmpty());
mGui->actionEnglish->setChecked(!pRawLocale.compare(EnglishLocale));
mGui->actionFrench->setChecked(!pRawLocale.compare(FrenchLocale));
}
//==============================================================================
void MainWindow::reorderViewWindowsMenu()
{
// Reorder the View|Windows menu, should it exist
// Note: this is useful after having added a new menu item or after having
// changed the locale
if (mViewWindowsMenu) {
// Retrieve the title of the menu items and keep track of their actions
QStringList menuItemTitles;
QMap<QString, QAction *> menuItemActions;
foreach (QAction *menuItemAction, mViewWindowsMenu->actions()) {
// Remove any "&" present in the menu item title, as well as replace
// accentuated characters by non-accentuated ones, making the
// sorting sensible
QString menuItemTitle = menuItemAction->text().remove("&").normalized(QString::NormalizationForm_KD);
for (int i = menuItemTitle.length()-1; i >= 0; --i) {
if (menuItemTitle[i].category() == QChar::Mark_NonSpacing)
menuItemTitle.remove(i, 1);
}
// Keep track of the menu item title and the action to which it is
// associated
menuItemTitles << menuItemTitle;
menuItemActions.insert(menuItemTitle, menuItemAction);
}
// Sort the menu items
menuItemTitles.sort();
// Add the menu items actions in the new order
// Note: to use addAction will effectively 'move' the menu items to the
// end of the menu, so since we do it in the right order, we end
// up with the menu items being properly ordered...
foreach (const QString &menuItemTitle, menuItemTitles)
mViewWindowsMenu->addAction(menuItemActions.value(menuItemTitle));
}
}
//==============================================================================
void MainWindow::updateViewWindowsMenu(QAction *pAction)
{
// Check whether we need to insert a separator before the docked windows
// menu item
if (!mViewSeparator)
mViewSeparator = mGui->menuView->insertSeparator(mGui->actionDockedWindows);
// Check whether the View|Windows menu already exists and create it if not
if (!mViewWindowsMenu) {
// The View|Windows menu doesn't already exist, so create it
mViewWindowsMenu = new QMenu(this);
// Add the View|Windows menu to our View menu
mGui->menuView->insertMenu(mViewSeparator, mViewWindowsMenu);
}
// At this stage, the View|Windows menu exist, so add the given action to
// it
mViewWindowsMenu->addAction(pAction);
}
//==============================================================================
void MainWindow::showSelf()
{
// Note: to show ourselves, one would normally use activateWindow() (and
// possibly raise()), but depending on the operating system it may or
// not bring OpenCOR to the foreground, so instead we do what follows,
// depending on the operating system...
#if defined(Q_OS_WIN)
// Show ourselves the Windows way
// Retrieve OpenCOR's window Id
HWND mainWinId = reinterpret_cast<HWND>(winId());
// Bring OpenCOR to the foreground
DWORD foregroundThreadProcId = GetWindowThreadProcessId(GetForegroundWindow(), 0);
DWORD mainThreadProcId = GetWindowThreadProcessId(mainWinId, 0);
if (foregroundThreadProcId != mainThreadProcId) {
// OpenCOR's thread process Id is not that of the foreground window, so
// attach the foreground thread to OpenCOR's, set OpenCOR to the
// foreground, and detach the foreground thread from OpenCOR's
AttachThreadInput(foregroundThreadProcId, mainThreadProcId, true);
SetForegroundWindow(mainWinId);
SetFocus(mainWinId);
AttachThreadInput(foregroundThreadProcId, mainThreadProcId, false);
} else {
// OpenCOR's thread process Id is that of the foreground window, so
// just set OpenCOR to the foreground
SetForegroundWindow(mainWinId);
}
// Show/restore OpenCOR, depending on its current state
if (IsIconic(mainWinId))
ShowWindow(mainWinId, SW_RESTORE);
else
ShowWindow(mainWinId, SW_SHOW);
// Note: under Windows, to use activateWindow() will only highlight the
// application in the taskbar, since under Windows no application
// should be allowed to bring itself to the foreground when another
// application is already in the foreground. Fair enough, but it
// happens that, here, the user wants OpenCOR to be brought to the
// foreground, hence the above code to get the effect we are after...
#elif defined(Q_OS_LINUX) || defined(Q_OS_MAC)
// We are on Linux or macOS, so we can simply activate the window and raise
// ourselves
activateWindow();
raise();
#else