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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 EDITORPAGE_H
#define EDITORPAGE_H
#include <ntqwidget.h>
#include <ntqhbox.h>
#include <ntqsplitter.h>
#include <ntqtabwidget.h>
#include <ntqpopupmenu.h>
#include <tdetexteditor/document.h>
#include <tdetexteditor/view.h>
#include <tdetexteditor/markinterfaceextension.h>
#include "ctagsfrontend.h"
#include "ctagslist.h"
#include "kscopeconfig.h"
#include "symbolcompletion.h"
#include "projectbase.h"
/**
* An editor window based on the system's current editing application.
* The page is divided into two panes. One holds an embedded editor, and the
* other holds a list of tags (generated by Ctags) of the file currently being
* edited.
* The widget creates an instance of the editor application, and uses its
* document and view objects that allow KScope to control it. A page also
* Each page is inserted in a separate tab in the EditorTabs widget.
* @author Elad Lahav
*/
class EditorPage : public TQHBox, SymbolCompletion::Interface
{
Q_OBJECT
public:
EditorPage(KTextEditor::Document*, TQPopupMenu*, TQTabWidget* pParent = 0,
const char* szName = 0);
~EditorPage();
void open(const TQString&);
void setNewFile();
void save();
bool close(bool bForce = false);
void applyPrefs();
void setEditorFocus();
void setTagListFocus();
void addBookmark(uint);
void getBookmarks(FileLocationList&);
KTextEditor::Document* getDocument();
KTextEditor::View* getView();
TQString getFilePath();
TQString getFileName();
bool isWritable();
bool isModified();
TQString getSelection();
TQString getSuggestedText();
TQString getLineContents(uint);
void setLayout(bool bShowTagList, const SPLIT_SIZES&);
bool getCursorPos(uint&, uint&);
bool setCursorPos(uint, uint nCol = 1);
void setTabWidth(uint);
virtual TQString getWordUnderCursor(uint* pPosInWord = NULL);
/**
* Implements the SymbolCompletion interface method for returning an
* object that supports KTextEditor::CodeCompletionInterface.
* @return A pointer to the View object of the editor
*/
virtual TQObject* getCCObject() { return m_pView; }
/**
* @return true if a previously unsaved file is currently being edited,
* false otherwise
*/
bool isNewFile() { return m_bNewFile; }
/** The identifier of the Window menu item which activates this page. */
int m_nMenuId;
public slots:
void slotGotoLine(uint);
void slotMenuSelect();
void slotCompleteSymbol();
signals:
/**
* Emitted when a file has been fully loaded into the editor.
* @param pPage The emitting object
* @param sPath The full path of the loaded file
*/
void fileOpened(EditorPage* pPage, const TQString& sPath);
/**
* Emitted when an editor is opened for editing a new file.
* @param pPage The emitting object
*/
void newFile(EditorPage* pPage);
/**
* Emitted when the 'modified' status of the editor changes.
* This happens when the contents of the editor change, or when the file
* being edited is saved.
* @param pPage The emitting object
* @param bModified true if the new state is 'modified', false if the
* new state is 'unmodified'
*/
void modified(EditorPage* pPage, bool bModified);
/**
* Emitted when the position of the cursor changes.
* @param nLine The new line number
* @param nCol The new column number
*/
void cursorPosChanged(uint nLine, uint nCol);
/**
* Emitted when a file is saved after it was modified.
* Indicates the project's cross-reference database needs to be updated.
* @param sPath The full path of the saved file
* @param bIsNew true if this is a new file, false otherwise
*/
void fileSaved(const TQString& sPath, bool bIsNew);
/**
* Emitted when a file is closed.
* @param sPath The full path of the closed file
*/
void fileClosed(const TQString& sPath);
private:
/** The tab widget holding this page. */
TQTabWidget* m_pParentTab;
/** A Ctags process to use on the edited source file. */
CtagsFrontend m_ctags;
/** An adjustable splitter for separating the tag list from the editor
part. */
TQSplitter* m_pSplit;
/** A list view for displaying Ctags results. */
CtagsList* m_pCtagsList;
/** The document part of the editor. */
KTextEditor::Document* m_pDoc;
/** The view part of the editor. */
KTextEditor::View* m_pView;
/** Whether a source file is currently loaded. */
bool m_bOpen;
/** Whether the file being edited is a new one (i.e., never saved
before.) */
bool m_bNewFile;
/** The name of the file being edited. */
TQString m_sName;
/** true if the file system allows this file to be modified, false
otherwise. */
bool m_bWritable;
/** This variable is required in addition to m_pDoc->isModified() so
that the modified() signal is emitted only once. */
bool m_bModified;
/** The current line position of the cursor. */
uint m_nLine;
/** Provides symbol completion. */
SymbolCompletion* m_pCompletion;
/** Determines whether size changes in the child widgets should be
stored in the global configuration file.
Needs to be explicitly set to false before _each_ operation that
does not wish to change the defaults. */
bool m_bSaveNewSizes;
private slots:
void slotChildResized();
void slotFileOpened();
void slotSetModified();
void slotUndoChanged();
void slotCursorPosChange();
};
#endif
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