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116 lines
2.4 KiB
C
116 lines
2.4 KiB
C
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// -*- C++ -*-
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/**
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* \file GuiCompleter.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Stefan Schimanski
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef GUICOMPLETER_H
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#define GUICOMPLETER_H
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#include "frontends/WorkArea.h"
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#include "DocIterator.h"
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#include "FuncRequest.h"
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#include "qt_helpers.h"
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#include "support/docstring.h"
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#include <QAbstractItemModel>
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#include <QCompleter>
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#include <QStringListModel>
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#include <QTimer>
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namespace lyx {
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class Buffer;
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namespace frontend {
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class GuiWorkArea;
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class GuiCompleter : private QCompleter
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{
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Q_OBJECT
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public:
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///
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GuiCompleter(GuiWorkArea * gui, QObject * parent = 0);
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///
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virtual ~GuiCompleter();
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///
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bool popupVisible() const;
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///
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bool inlineVisible() const;
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///
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bool popupPossible(Cursor const & cur) const;
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///
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bool inlinePossible(Cursor const & cur) const;
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/// Activate the current completion, i.e. finalize it.
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void activate();
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/// Do a completion as far as it is unique, but at least one character.
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void tab();
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/// Update the visibility of the popup and the inline completion.
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/// This method might set the update flags of the cursor to request
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/// a redraw.
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void updateVisibility(Cursor & cur, bool start, bool keep, bool cursorInView = true);
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/// Update the visibility of the popup and the inline completion.
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/// This method handles the redraw if needed.
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void updateVisibility(bool start, bool keep);
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///
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QString currentCompletion() const;
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///
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docstring longestUniqueCompletion() const;
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public Q_SLOTS:
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/// Show the popup.
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void showPopup();
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/// Show the inline completion.
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void showInline();
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private Q_SLOTS:
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///
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void popupActivated(const QString & completion);
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///
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void popupHighlighted(const QString & completion);
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private:
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///
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void setCurrentCompletion(QString const & s);
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///
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void showPopup(Cursor & cur);
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///
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void showInline(Cursor & cur);
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///
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void updatePopup(Cursor & cur);
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///
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void updateInline(Cursor & cur, QString const & completion);
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///
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void updatePrefix(Cursor & cur);
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///
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void updateModel(Cursor & cur, bool popupUpdate, bool inlineUpdate);
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///
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bool eventFilter(QObject * watched, QEvent * event);
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///
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GuiWorkArea * gui_;
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///
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DocIterator old_cursor_;
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///
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QTimer popup_timer_;
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///
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QTimer inline_timer_;
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///
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QString last_selection_;
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}; // GuiCompleter
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} // namespace frontend
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} // namespace lyx
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#endif // GUICOMPLETER_H
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