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/***************************************************************************
*
* Copyright (C) 2005 Elad Lahav (elad_lahav@users.sourceforge.net)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
***************************************************************************/
#ifndef CTAGSLIST_H
#define CTAGSLIST_H
#include <qwidget.h>
#include <qpixmap.h>
#include <qmemarray.h>
#include "searchlist.h"
#include "frontend.h"
class CtagsListItem;
class CtagsToolTip;
/**
* Displays a list of tags for a source file.
* The list is embedded inside an editor page. Whenever a new document is
* opened in that editor, or the current document is changed and saved, the
* source file is re-scanned for tags, and the results are displayed in this
* list.
* @author Elad Lahav
*/
class CtagsList : public SearchList
{
Q_OBJECT
public:
CtagsList(QWidget* pParent = 0, const char* szName = 0);
~CtagsList();
void applyPrefs();
void gotoLine(uint);
void clear();
virtual bool getTip(QListViewItem*, QString&);
public slots:
void slotDataReady(FrontendToken*);
void slotCtagsFinished(uint);
signals:
/**
* Emitted when the size of the list is changed (usually as the result
* of moving the separator between the list and the editor.)
*/
void resized();
/**
* Emitted when the user selects a tag item from the list.
* @param nLine The line number associated with the selected tag
*/
void lineRequested(uint nLine);
protected:
virtual void resizeEvent(QResizeEvent*);
virtual void processItemSelected(QListViewItem*);
private:
/** An array of pointers to the tag list items, sorted by the line
number. */
QMemArray<CtagsListItem*> m_arrLines;
/** The number of items in the tag list. */
uint m_nItems;
/** The last item selected by gotoLine(). */
uint m_nCurItem;
/** This value is set to 'false' while the Ctags process is running. */
bool m_bReady;
/** The current line number. */
uint m_nCurLine;
/** Stores the requested line number during Ctags operation. */
uint m_nPendLine;
private slots:
void slotSortChanged(int);
};
#endif
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