X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FGuiApplication.h;h=de6013d4c7e691fa127e128d9de5a37fcc0fbcb3;hb=1f10969bb5c5f36017bf5ba8671381b09945cf57;hp=4b01f257fec666bc71657238ad86ffe4ab18ee3d;hpb=a3adb3a21b86e948b54fe182827876d74b964f29;p=lyx.git diff --git a/src/frontends/qt4/GuiApplication.h b/src/frontends/qt4/GuiApplication.h index 4b01f257fe..de6013d4c7 100644 --- a/src/frontends/qt4/GuiApplication.h +++ b/src/frontends/qt4/GuiApplication.h @@ -14,26 +14,32 @@ #define GUIAPPLICATION_H #include "frontends/Application.h" +#include "support/filetools.h" #include #include +#ifdef QPA_XCB +#include +#endif class QAbstractItemModel; class QIcon; -class QObject; class QSessionManager; -class QSortFilterProxyModel; +class QFont; namespace lyx { class BufferView; class ColorCache; +class KeySymbol; + +namespace support { +class FileName; +} namespace frontend { class GuiView; -class LyXView; -class GlobalMenuBar; class GuiWorkArea; class Menus; class SocketNotifier; @@ -42,9 +48,12 @@ class Toolbars; /// The Qt main application class /** There should be only one instance of this class. No Qt object -initialisation should be done before the instanciation of this class. +initialisation should be done before the instantiation of this class. */ class GuiApplication : public QApplication, public Application +#ifdef QPA_XCB + , public QAbstractNativeEventFilter +#endif { Q_OBJECT @@ -52,20 +61,13 @@ public: GuiApplication(int & argc, char ** argv); ~GuiApplication(); - /// Clear all session information. - void clearSession(); - - /// Method inherited from \c Application class + /// \name Methods inherited from Application class //@{ - LyXView * currentWindow(); - bool getStatus(FuncRequest const & cmd, FuncStatus & flag) const; - bool dispatch(FuncRequest const &); - void dispatchDelayed(FuncRequest const &); - void resetGui(); + DispatchResult const & dispatch(FuncRequest const &); + void dispatch(FuncRequest const &, DispatchResult & dr); + FuncStatus getStatus(FuncRequest const & cmd) const; void restoreGuiSession(); - Clipboard & clipboard(); - Selection & selection(); - FontLoader & fontLoader(); + Buffer const * updateInset(Inset const * inset) const; int exec(); void exit(int status); bool event(QEvent * e); @@ -74,21 +76,41 @@ public: void registerSocketCallback(int fd, SocketCallback func); void unregisterSocketCallback(int fd); bool searchMenu(FuncRequest const & func, docstring_list & names) const; - docstring iconName(FuncRequest const & f, bool unknown); - void hideDialogs(std::string const & name, Inset * inset) const; - Buffer const * updateInset(Inset const * inset) const; + void handleKeyFunc(FuncCode action); //@} + /// + bool getStatus(FuncRequest const & cmd, FuncStatus & status) const; + /// + void hideDialogs(std::string const & name, Inset * inset) const; + /// + void resetGui(); + + /// + Clipboard & clipboard(); + /// + Selection & selection(); + /// + FontLoader & fontLoader(); + + /// Toolbars const & toolbars() const; + /// Toolbars & toolbars(); + /// Menus const & menus() const; + /// Menus & menus(); - /// Methods inherited from \c QApplication class + + /// \name Methods inherited from QApplication class //@{ bool notify(QObject * receiver, QEvent * event); void commitData(QSessionManager & sm); #ifdef Q_WS_X11 bool x11EventFilter(XEvent * ev); +#elif defined(QPA_XCB) + virtual bool nativeEventFilter(const QByteArray & eventType, void * message, + long * result) Q_DECL_OVERRIDE; #endif //@} @@ -108,9 +130,12 @@ public: /// QList viewIds() const; + /// Clear all session information. + void clearSession(); + /// ColorCache & colorCache(); - + /// QAbstractItemModel * languageModel(); /// return a suitable serif font name. @@ -121,35 +146,103 @@ public: /// return a suitable monospaced font name. QString const typewriterFontName(); + QFont const typewriterSystemFont(); + /// void unregisterView(GuiView * gv); /// GuiView & view(int id) const; + /// Current ratio between physical pixels and device-independent pixels + double pixelRatio() const; + + /// How to load image files + support::search_mode imageSearchMode() const { +#if QT_VERSION >= 0x050000 + return pixelRatio() > 1 ? support::check_hidpi : support::must_exist; +#else + return support::must_exist; +#endif + } + + /// return true if the key is part of a shortcut + bool queryKeySym(KeySymbol const & key, KeyModifier state) const; + /// + void processKeySym(KeySymbol const & key, KeyModifier state); + /// return the status bar state string + docstring viewStatusMessage(); + + /// \name Methods to process FuncRequests + //@{ + /// process the func request + void processFuncRequest(FuncRequest const &); + /// add a func request to the queue and process it asynchronously + /// \note As a side-effect this will also process the + /// func requests that were added to the queue before. + void processFuncRequestAsync(FuncRequest const &); + /// process the func requests in the queue + void processFuncRequestQueue(); + /// process the func requests in the queue asynchronously + void processFuncRequestQueueAsync(); + /// add a func request to the queue for later processing + void addToFuncRequestQueue(FuncRequest const &); + //@} + + /// goto a bookmark + /// openFile: whether or not open a file if the file is not opened + /// switchToBuffer: whether or not switch to buffer if the buffer is + /// not the current buffer + void gotoBookmark(unsigned int idx, bool openFile, bool switchToBuffer); + + /// Start a long operation with some cancel possibility (button or ESC) + void startLongOperation(); + /// This needs to be periodically called to avoid freezing the GUI + bool longOperationCancelled(); + /// Stop the long operation mode (i.e., release the GUI) + void stopLongOperation(); + /// A started long operation is still in progress ? + bool longOperationStarted(); private Q_SLOTS: /// void execBatchCommands(); /// void socketDataReceived(int fd); - /// events to be triggered by general_timer_ should go here + /// events to be triggered by Private::general_timer_ should go here void handleRegularEvents(); /// void onLastWindowClosed(); - /// - void processFuncRequestQueue(); + void slotProcessFuncRequestQueue() { processFuncRequestQueue(); } private: + /// + void validateCurrentView(); + /// + void updateCurrentView(FuncRequest const & cmd, DispatchResult & dr); /// bool closeAllViews(); + /// Things that need to be done when the OSes session manager + /// requests a log out. + bool prepareAllViewsForLogout(); /// read the given ui (menu/toolbar) file bool readUIFile(QString const & name, bool include = false); /// + enum ReturnValues { + ReadOK, + ReadError, + FormatMismatch + }; + /// + ReturnValues readUIFile(support::FileName); + /// void setGuiLanguage(); + /// + void reconfigure(std::string const & option); - /// This LyXView is the one receiving Clipboard and Selection + /// This GuiView is the one receiving Clipboard and Selection /// events GuiView * current_view_; + /// struct Private; Private * const d; @@ -160,13 +253,18 @@ extern GuiApplication * guiApp; /// \return the icon file name for the given action. QString iconName(FuncRequest const & f, bool unknown); - /// \return the pixmap for the given path, name and extension. +/// in case of errors a warning is produced and an empty pixmap is returned. QPixmap getPixmap(QString const & path, QString const & name, QString const & ext); +/// Load the file at \param path and convert it to a pixmap. +/// \return true on success otherwise invalidate the pixmap and return false. +/// The caller is responsible for error reporting. +bool getPixmap(QPixmap & pixmap, QString const & path); /// \return an icon for the given action. QIcon getIcon(FuncRequest const & f, bool unknown); +/// GuiApplication * theGuiApp(); } // namespace frontend