Set a maximum value to zoom level

[lyx.git] / src / frontends / qt4 / GuiViewSource.h

diff --git a/src/frontends/qt4/GuiViewSource.h b/src/frontends/qt4/GuiViewSource.h
index 60003bf70136051a89c9b3d161c529c8d3dab36e..3d35587940de308ab2550d626cbf2e7b0d7fe2d4 100644 (file)
--- a/src/frontends/qt4/GuiViewSource.h
+++ b/src/frontends/qt4/GuiViewSource.h
@@ -14,61 +14,131 @@
 #ifndef GUIVIEWSOURCE_H
 #define GUIVIEWSOURCE_H
 
-#include "GuiDialog.h"
-#include "ControlViewSource.h"
-#include "Application.h"
 #include "ui_ViewSourceUi.h"
 
-#include <QWidget>
-#include <QSyntaxHighlighter>
-#include <QTextCharFormat>
+#include "Buffer.h"
+#include "DockView.h"
+
+#include <QDockWidget>
+#include <QString>
+#include <QTimer>
+
 
 class QTextDocument;
 
+
 namespace lyx {
+
+class TexRow;
+
+
 namespace frontend {
 
-// used already twice...
-class LaTeXHighlighter : public QSyntaxHighlighter
+class GuiViewSource;
+class LaTeXHighlighter;
+
+
+class ViewSourceWidget : public QWidget, public Ui::ViewSourceUi
 {
+       Q_OBJECT
+
 public:
-       LaTeXHighlighter(QTextDocument * parent);
+       ViewSourceWidget(QWidget * parent);
+       /// returns true if the string has changed
+       bool setText(QString const & qstr = QString());
+       ///
+       void saveSession(QSettings & settings, QString const & session_key) const;
+       ///
+       void restoreSession(QString const & session_key);
+       ///
+       int updateDelay() const;
 
 protected:
-       void highlightBlock(QString const & text);
+       ///
+       void resizeEvent (QResizeEvent * event);
+
+public Q_SLOTS:
+       ///
+       void updateView(BufferView const * bv);
+       ///
+       void setViewFormat(int const index);
+       //
+       void updateDefaultFormat(BufferView const & bv);
+       ///
+       void contentsChanged();
+       ///
+       void goToCursor() const;
+       /// Name of the current format. Empty if none.
+       docstring currentFormatName(BufferView const * bv) const;
+
+Q_SIGNALS:
+       void needUpdate() const;
 
 private:
-       QTextCharFormat commentFormat;
-       QTextCharFormat keywordFormat;
-       QTextCharFormat mathFormat;
+       /// Get the source code of selected paragraphs, or the whole document.
+       void getContent(BufferView const & view, Buffer::OutputWhat output,
+                          docstring & str, std::string const & format, bool master);
+       /// Grab double clicks on the viewport
+       bool eventFilter(QObject * obj, QEvent * event);
+       ///
+       QTextDocument * document_;
+       /// LaTeX syntax highlighter
+       LaTeXHighlighter * highlighter_;
+       ///
+       std::string view_format_;
+       /// TexRow information from the last source view. If TexRow is unavailable
+       /// for the last format then texrow_ is null.
+       unique_ptr<TexRow> texrow_;
 };
 
 
-class GuiViewSourceDialog : public QWidget, public Ui::ViewSourceUi
+class GuiViewSource : public DockView
 {
        Q_OBJECT
 
 public:
-       GuiViewSourceDialog(ControlViewSource &);
+       GuiViewSource(
+               GuiView & parent, ///< the main window where to dock.
+               Qt::DockWidgetArea area = Qt::BottomDockWidgetArea, ///< Position of the dock (and also drawer)
+               Qt::WindowFlags flags = {});
+
+       /// Controller inherited method.
+       ///@{
+       bool initialiseParams(std::string const & source);
+       void clearParams() {}
+       void dispatchParams() {}
+       bool isBufferDependent() const { return true; }
+       bool canApply() const { return true; }
+       bool canApplyToReadOnly() const { return true; }
+       void updateView();
+       void enableView(bool enable);
+       void saveSession(QSettings & settings) const;
+       void restoreSession();
+       bool wantInitialFocus() const { return false; }
+       ///@}
 
 public Q_SLOTS:
-       // update content
-       void updateView();
-       ///
-       QTextDocument * document() { return document_; }
        ///
-       void update(bool full_source);
+       void onBufferViewChanged();//override
+
+private Q_SLOTS:
+       /// The title displayed by the dialog reflects source type.
+       void updateTitle();
+       /// schedule an update after delay
+       void scheduleUpdate();
+       /// schedule an update now
+       void scheduleUpdateNow();
+
+       /// update content
+       void realUpdateView();
 
 private:
+       /// The encapsulated widget.
+       ViewSourceWidget * widget_;
        ///
-       ControlViewSource & controller_;        
-       ///
-       QTextDocument * document_;
-       /// LaTeX syntax highlighter
-       LaTeXHighlighter * highlighter_;
+       QTimer * update_timer_;
 };
 
-
 } // namespace frontend
 } // namespace lyx