]> git.lyx.org Git - lyx.git/blobdiff - src/frontends/qt4/GuiApplication.cpp
Extend list of accessible menu info
[lyx.git] / src / frontends / qt4 / GuiApplication.cpp
index b21d86ed27a4fb794ea0ba6d42be76a26e7e130e..d4b1701758ae248bae8345d66164d0d7d1250441 100644 (file)
 
 #include <queue>
 
-#include <QFontDatabase>
 #include <QByteArray>
-#include <QClipboard>
 #include <QDateTime>
 #include <QDesktopWidget>
 #include <QDir>
 #include <QEvent>
-#include <QEventLoop>
 #include <QFileOpenEvent>
 #include <QFileInfo>
+#include <QFontDatabase>
 #include <QHash>
 #include <QIcon>
 #include <QImageReader>
 #include <QRegExp>
 #include <QSessionManager>
 #include <QSettings>
-#include <QShowEvent>
 #include <QSocketNotifier>
 #include <QSortFilterProxyModel>
 #include <QStandardItemModel>
-#include <QTextCodec>
 #include <QTimer>
 #include <QTranslator>
 #include <QThreadPool>
@@ -668,38 +664,48 @@ public:
 };
 
 
-////////////////////////////////////////////////////////////////////////
-//
-// Mac specific stuff goes here...
-//
-////////////////////////////////////////////////////////////////////////
-
-class MenuTranslator : public QTranslator
+class GuiTranslator : public QTranslator
 {
 public:
-       MenuTranslator(QObject * parent)
+       GuiTranslator(QObject * parent = nullptr)
                : QTranslator(parent)
        {}
 
-#if QT_VERSION >= 0x050000
        virtual QString translate(const char * /* context */,
                const char *sourceText,
+#if QT_VERSION >= 0x050000
                const char * /* disambiguation */ = 0, int /* n */ = -1) const
 #else
-       QString translate(const char * /*context*/,
-         const char * sourceText,
-         const char * /*comment*/ = 0) const
+               const char * /*comment*/ = 0) const
 #endif
        {
-               string const s = sourceText;
-               if (s == N_("About %1") || s == N_("Preferences")
-                               || s == N_("Reconfigure") || s == N_("Quit %1"))
-                       return qt_(s);
-               else
-                       return QString();
+               // Here we declare the strings that need to be translated from Qt own GUI
+               // This is needed to include these strings to po files
+               _("About %1");
+               _("Preferences");
+               _("Reconfigure");
+               _("Quit %1");
+               _("&OK");
+               // Already in po: "Cancel", "&Cancel"
+               _("Apply"); // Already in po: "&Apply"
+               _("Reset"); // Already in po: "&Reset" "R&eset" "Rese&t"
+
+               docstring s = getGuiMessages().getIfFound(sourceText);
+               // This test should eventually be removed when translations are updated
+               if (s.empty())
+                       LYXERR(Debug::LOCALE, "Missing translation for `"
+                              << string(sourceText) << "'");
+               return toqstr(s);
        }
 };
 
+
+////////////////////////////////////////////////////////////////////////
+//
+// Mac specific stuff goes here...
+//
+////////////////////////////////////////////////////////////////////////
+
 #ifdef Q_OS_MAC
 // QMacPasteboardMimeGraphics can only be compiled on Mac.
 
@@ -948,8 +954,10 @@ struct GuiApplication::Private
        FontLoader font_loader_;
        ///
        ColorCache color_cache_;
-       ///
+       /// the built-in Qt translation mechanism
        QTranslator qt_trans_;
+       /// LyX gettext-based translation for Qt elements
+       GuiTranslator gui_trans_;
        ///
        QHash<int, SocketNotifier *> socket_notifiers_;
        ///
@@ -1029,7 +1037,9 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
 
        qsrand(QDateTime::currentDateTime().toTime_t());
 
-       // Install translator for GUI elements.
+       // Install LyX translator for missing Qt translations
+       installTranslator(&d->gui_trans_);
+       // Install Qt native translator for GUI elements.
        installTranslator(&d->qt_trans_);
 
 #ifdef QPA_XCB
@@ -1048,10 +1058,6 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
        // FIXME: Do we need a lyxrc setting for this on Mac? This behaviour
        // seems to be the default case for applications like LyX.
        setQuitOnLastWindowClosed(false);
-       // This allows to translate the strings that appear in the LyX menu.
-       /// A translator suitable for the entries in the LyX menu.
-       /// Only needed with Qt/Mac.
-       installTranslator(new MenuTranslator(this));
        ///
        setupApplescript();
 #endif
@@ -1349,12 +1355,12 @@ bool GuiApplication::getStatus(FuncRequest const & cmd, FuncStatus & flag) const
 static docstring makeDispatchMessage(docstring const & msg,
                                     FuncRequest const & cmd)
 {
-       const bool verbose = (cmd.origin() == FuncRequest::MENU
+       const bool be_verbose = (cmd.origin() == FuncRequest::MENU
                              || cmd.origin() == FuncRequest::TOOLBAR
                              || cmd.origin() == FuncRequest::COMMANDBUFFER);
 
-       if (cmd.action() == LFUN_SELF_INSERT || !verbose) {
-               LYXERR(Debug::ACTION, "dispatch msg is " << msg);
+       if (cmd.action() == LFUN_SELF_INSERT || !be_verbose) {
+               LYXERR(Debug::ACTION, "dispatch msg is `" << msg << "'");
                return msg;
        }
 
@@ -1391,25 +1397,31 @@ static docstring makeDispatchMessage(docstring const & msg,
 
 DispatchResult const & GuiApplication::dispatch(FuncRequest const & cmd)
 {
+       DispatchResult dr;
+
        Buffer * buffer = 0;
+       if (cmd.view_origin() && current_view_ != cmd.view_origin()) {
+               //setCurrentView(cmd.view_origin); //does not work
+               dr.setError(true);
+               dr.setMessage(_("Wrong focus!"));
+               d->dispatch_result_ = dr;
+               return d->dispatch_result_;
+       }
        if (current_view_ && current_view_->currentBufferView()) {
                current_view_->currentBufferView()->cursor().saveBeforeDispatchPosXY();
                buffer = &current_view_->currentBufferView()->buffer();
-               if (buffer)
-                       buffer->undo().beginUndoGroup();
        }
 
-       DispatchResult dr;
+       dr.screenUpdate(Update::FitCursor);
+       {
+               // This handles undo groups automagically
+               UndoGroupHelper ugh(buffer);
+               dispatch(cmd, dr);
+       }
+
        // redraw the screen at the end (first of the two drawing steps).
        // This is done unless explicitly requested otherwise
-       dr.screenUpdate(Update::FitCursor);
-       dispatch(cmd, dr);
        updateCurrentView(cmd, dr);
-
-       // the buffer may have been closed by one action
-       if (theBufferList().isLoaded(buffer))
-               buffer->undo().endUndoGroup();
-
        d->dispatch_result_ = dr;
        return d->dispatch_result_;
 }
@@ -1439,7 +1451,7 @@ void GuiApplication::updateCurrentView(FuncRequest const & cmd, DispatchResult &
                theSelection().haveSelection(bv->cursor().selection());
 
                // update gui
-               current_view_->restartCursor();
+               current_view_->restartCaret();
        }
        if (dr.needMessageUpdate()) {
                // Some messages may already be translated, so we cannot use _()
@@ -1633,14 +1645,7 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
        case LFUN_SCREEN_FONT_UPDATE: {
                // handle the screen font changes.
                d->font_loader_.update();
-               // Backup current_view_
-               GuiView * view = current_view_;
-               // Set current_view_ to zero to forbid GuiWorkArea::redraw()
-               // to skip the refresh.
-               current_view_ = 0;
-               theBufferList().changed(false);
-               // Restore current_view_
-               current_view_ = view;
+               dr.screenUpdate(Update::Force | Update::FitCursor);
                break;
        }
 
@@ -1797,6 +1802,7 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
                //   UI, then, nothing would happen. This seems fairly unlikely, but
                //   it definitely is a bug.
 
+               dr.forceBufferUpdate();
                break;
        }
 
@@ -1861,8 +1867,11 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
                        dr.setMessage(bformat(_("Cannot iterate more than %1$d times"), max_iter));
                        dr.setError(true);
                } else {
-                       for (int i = 0; i < count; ++i)
-                               dispatch(lyxaction.lookupFunc(rest));
+                       for (int i = 0; i < count; ++i) {
+                               FuncRequest lfun = lyxaction.lookupFunc(rest);
+                               lfun.allowAsync(false);
+                               dispatch(lfun);
+                       }
                }
                break;
        }
@@ -1873,23 +1882,22 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
                // FIXME: this LFUN should also work without any view.
                Buffer * buffer = (current_view_ && current_view_->documentBufferView())
                                  ? &(current_view_->documentBufferView()->buffer()) : 0;
-               if (buffer)
-                       buffer->undo().beginUndoGroup();
+               // This handles undo groups automagically
+               UndoGroupHelper ugh(buffer);
                while (!arg.empty()) {
                        string first;
                        arg = split(arg, first, ';');
                        FuncRequest func(lyxaction.lookupFunc(first));
+                       func.allowAsync(false);
                        func.setOrigin(cmd.origin());
                        dispatch(func);
                }
-               // the buffer may have been closed by one action
-               if (theBufferList().isLoaded(buffer))
-                       buffer->undo().endUndoGroup();
                break;
        }
 
        case LFUN_BUFFER_FORALL: {
-               FuncRequest const funcToRun = lyxaction.lookupFunc(cmd.getLongArg(0));
+               FuncRequest funcToRun = lyxaction.lookupFunc(cmd.getLongArg(0));
+               funcToRun.allowAsync(false);
 
                map<Buffer *, GuiView *> views_lVisible;
                map<GuiView *, Buffer *> activeBuffers;
@@ -2158,7 +2166,7 @@ void GuiApplication::processKeySym(KeySymbol const & keysym, KeyModifier state)
                if (!keysym.isOK())
                        LYXERR(Debug::KEY, "Empty kbd action (probably composing)");
                if (current_view_)
-                       current_view_->restartCursor();
+                       current_view_->restartCaret();
                return;
        }
 
@@ -2218,7 +2226,7 @@ void GuiApplication::processKeySym(KeySymbol const & keysym, KeyModifier state)
                        if (!isPrintable(encoded_last_key)) {
                                LYXERR(Debug::KEY, "Non-printable character! Omitting.");
                                if (current_view_)
-                                       current_view_->restartCursor();
+                                       current_view_->restartCaret();
                                return;
                        }
                        // The following modifier check is not needed on Mac.
@@ -2240,7 +2248,7 @@ void GuiApplication::processKeySym(KeySymbol const & keysym, KeyModifier state)
                        {
                                if (current_view_) {
                                        current_view_->message(_("Unknown function."));
-                                       current_view_->restartCursor();
+                                       current_view_->restartCaret();
                                }
                                return;
                        }
@@ -2255,7 +2263,7 @@ void GuiApplication::processKeySym(KeySymbol const & keysym, KeyModifier state)
                        LYXERR(Debug::KEY, "Unknown Action and not isText() -- giving up");
                        if (current_view_) {
                                current_view_->message(_("Unknown function."));
-                               current_view_->restartCursor();
+                               current_view_->restartCaret();
                        }
                        return;
                }
@@ -2289,8 +2297,12 @@ void GuiApplication::processFuncRequestAsync(FuncRequest const & func)
 void GuiApplication::processFuncRequestQueue()
 {
        while (!d->func_request_queue_.empty()) {
-               processFuncRequest(d->func_request_queue_.front());
+               // take the item from the stack _before_ processing the
+               // request in order to avoid race conditions from nested
+               // or parallel requests (see #10406)
+               FuncRequest const fr(d->func_request_queue_.front());
                d->func_request_queue_.pop();
+               processFuncRequest(fr);
        }
 }
 
@@ -2723,7 +2735,8 @@ bool GuiApplication::notify(QObject * receiver, QEvent * event)
 #endif
                        // In release mode, try to exit gracefully.
                        this->exit(1);
-
+                       // FIXME: GCC 7 thinks we can fall through here. Can we?
+                       // fall through
                case BufferException: {
                        if (!current_view_ || !current_view_->documentBufferView())
                                return false;
@@ -2922,7 +2935,16 @@ Buffer const * GuiApplication::updateInset(Inset const * inset) const
 bool GuiApplication::searchMenu(FuncRequest const & func,
        docstring_list & names) const
 {
-       return d->menus_.searchMenu(func, names);
+       BufferView * bv = 0;
+       if (current_view_)
+               bv = current_view_->currentBufferView();
+       return d->menus_.searchMenu(func, names, bv);
+}
+
+
+bool GuiApplication::hasBufferView() const
+{
+       return (current_view_ && current_view_->currentBufferView());
 }