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/*
This is part of TeXworks, an environment for working with TeX documents
Copyright (C) 2007-08 Jonathan Kew
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
For links to further information, or to contact the author,
see <http://texworks.org/>.
*/
#ifndef TWApp_H
#define TWApp_H
#include <QApplication>
#include <QList>
#include <QAction>
#include <QSettings>
#include "TWUtils.h"
#ifdef Q_WS_WIN
#define PATH_LIST_SEP ';'
#define EXE ".exe"
#else
#define PATH_LIST_SEP ':'
#define EXE
#endif
class QString;
class QMenu;
class QMenuBar;
// general constants used by multiple document types
const int kStatusMessageDuration = 3000;
const int kNewWindowOffset = 32;
#ifdef Q_WS_WIN // for communication with the original instance
#define _WIN32_WINNT 0x0500 // for HWND_MESSAGE
#include <windows.h>
#define TW_HIDDEN_WINDOW_CLASS TEXWORKS_NAME ":MessageTarget"
#define TW_OPEN_FILE_MSG (('T' << 8) + 'W') // just a small sanity check for the receiver
#endif
#ifdef Q_WS_MAC
#define QSETTINGS_OBJECT(s) \
QSettings s(TWApp::instance()->getSettingsFormat(), QSettings::UserScope, \
TWApp::instance()->organizationDomain(), TWApp::instance()->applicationName())
#else
#define QSETTINGS_OBJECT(s) \
QSettings s(TWApp::instance()->getSettingsFormat(), QSettings::UserScope, \
TWApp::instance()->organizationName(), TWApp::instance()->applicationName())
#endif
class TWApp : public QApplication
{
Q_OBJECT
public:
TWApp(int &argc, char **argv);
int maxRecentFiles() const;
void setMaxRecentFiles(int value);
void addToRecentFiles(const QString& fileName);
void emitHighlightLineOptionChanged();
void setBinaryPaths(const QStringList& paths);
void setEngineList(const QList<Engine>& engines);
void open(const QString &fileName);
const QStringList getBinaryPaths();
const QList<Engine> getEngineList();
void saveEngineList();
const Engine getNamedEngine(const QString& name);
const Engine getDefaultEngine();
void setDefaultEngine(const QString& name);
void setDefaultPaths();
void setDefaultEngineList();
QTextCodec *getDefaultCodec();
void setDefaultCodec(QTextCodec *codec);
void openUrl(const QUrl& url);
QSettings::Format getSettingsFormat() const { return settingsFormat; }
void setSettingsFormat(QSettings::Format fmt) { settingsFormat = fmt; }
static TWApp *instance();
QString getPortableLibPath() const { return portableLibPath; }
#ifdef Q_WS_WIN
void createMessageTarget(QWidget* aWindow);
#endif
#ifdef Q_WS_X11
void bringToFront();
#endif
#ifdef Q_WS_MAC
private:
// on the Mac only, we have a top-level app menu bar, including its own copy of the recent files menu
QMenuBar *menuBar;
QMenu *menuFile;
QAction *actionNew;
QAction *actionNew_from_Template;
QAction *actionOpen;
QAction *actionPreferences;
QMenu *menuRecent;
QList<QAction*> recentFileActions;
QMenu *menuHelp;
QAction *aboutAction;
QAction *homePageAction;
QAction *mailingListAction;
#endif
public slots:
// called by documents when they load a file
void updateRecentFileActions();
// called by windows when they open/close/change name
void updateWindowMenus();
// called once when the app is first launched
void launchAction();
void activatedWindow(QWidget* theWindow);
void goToHomePage();
void writeToMailingList();
void openHelpFile(const QString& helpDirName);
void applyTranslation(const QString& locale);
void maybeQuit();
signals:
// emitted in response to updateRecentFileActions(); documents can listen to this if they have a recent files menu
void recentFileActionsChanged();
// emitted when the window list may have changed, so documents can update their window menu
void windowListChanged();
// emitted when the engine list is changed from Preferences, so docs can update their menus
void engineListChanged();
void syncPdf(const QString& sourceFile, int lineNo);
void hideFloatersExcept(QWidget* theWindow);
void updatedTranslators();
void highlightLineOptionChanged();
private slots:
void about();
void newFile();
void newFromTemplate();
void open();
void openRecentFile();
void preferences();
void stackWindows();
void tileWindows();
void syncFromSource(const QString& sourceFile, int lineNo);
void changeLanguage();
protected:
virtual bool event(QEvent *);
private:
void init();
void arrangeWindows(TWUtils::WindowArrangementFunction func);
int recentFilesLimit;
QTextCodec *defaultCodec;
QStringList *binaryPaths;
QStringList *defaultBinPaths;
QList<Engine> *engineList;
int defaultEngineIndex;
QString portableLibPath;
QList<QTranslator*> translators;
QSettings::Format settingsFormat;
#ifdef Q_WS_WIN
HWND messageTargetWindow;
#endif
static TWApp *theAppInstance;
};
inline TWApp *TWApp::instance()
{
return theAppInstance;
}
#ifdef Q_WS_X11
#include <QtDBus>
#define TW_SERVICE_NAME "org.tug.texworks.application"
#define TW_APP_PATH "/org/tug/texworks/application"
#define TW_INTERFACE_NAME "org.tug.texworks.application"
class TWAdaptor: public QDBusAbstractAdaptor
{
Q_OBJECT
Q_CLASSINFO("D-Bus Interface", "org.tug.texworks.application") // using the #define here fails :(
private:
TWApp *app;
public:
TWAdaptor(TWApp *application)
: QDBusAbstractAdaptor(application), app(application)
{ }
public slots:
Q_NOREPLY void openFile(const QString& fileName)
{ app->open(fileName); }
Q_NOREPLY void bringToFront()
{ app->bringToFront(); }
};
#endif // Q_WS_X11
#endif // TWApp_H
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