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/*
* Copyright (c) 2002-2006 Samit Basu
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __KeyManager_hpp__
#define __KeyManager_hpp__
#include <list>
#include "Scope.hpp"
#include <QEventLoop>
#include "Context.hpp"
#define KM_CTRLA 0x01
#define KM_CTRLB 0x02
#define KM_CTRLZ 0x1A
#define KM_CTRLD 0x04
#define KM_CTRLE 0x05
#define KM_TAB 0x09
#define KM_CTRLK 0x0b
#define KM_CTRLW 0x17
#define KM_CTRLY 0x19
#define KM_BACKSPACE 0x08
#define KM_BACKSPACEALT 0x7f
#define KM_ESC 0x1b
#define KM_NEWLINE 0x0d
#define KM_LEFT 0x101
#define KM_RIGHT 0x102
#define KM_UP 0x103
#define KM_DOWN 0x104
#define KM_DELETE 0x108
#define KM_INSERT 0x105
#define KM_HOME 0x106
#define KM_END 0x107
class KeyManager : public QObject
{
Q_OBJECT
public:
KeyManager();
virtual ~KeyManager();
void Redisplay();
void setTerminalWidth(int w);
void AddCharToLine(QChar c);
void ReplacePrompt(QString prmt);
int DisplayPrompt();
void OutputChar(QChar c, QChar pad);
void OutputString(QString msg, QChar c);
void TerminalMove(int n);
void SetTermCurpos(int n);
void PlaceCursor(int n);
int DisplayedCharWidth(QChar c, int aterm_curpos);
int DisplayedStringWidth(QString s, int nc, int offset);
int BuffCurposToTermCurpos(int n);
void DeleteChars(int nc, int cut);
void TruncateDisplay();
void EndOfLine();
void KillLine();
int getTerminalWidth();
void RegisterTerm(QObject* term);
void SetCompletionContext(Context* ctxt);
Context* GetCompletionContext();
void getKeyPress();
private:
Context *context;
StringVector GetCompletions(QString line, int word_end,
QString &matchString);
void CursorLeft();
void CursorRight();
void BeginningOfLine();
void BackwardDeleteChar();
void ForwardDeleteChar();
void HistorySearchBackward();
void HistorySearchForward();
void AddHistory(QString line);
void HistoryFindForwards();
void HistoryFindBackwards();
void AddStringToLine(QString s);
void SearchPrefix(QString aline, int alen);
void Yank();
void ClearCurrentLine();
void ListCompletions(StringVector completions);
void CompleteWord();
protected:
void EraseCharacters(int pos, int count);
void InsertCharacter(int pos, QChar c);
void SetCharacter(int pos, QChar c);
void InsertString(int pos, QString s);
void NewLine();
void ResetLineBuffer();
StringVector enteredLines;
bool enteredLinesEmpty;
// the size (in text coords) of the window
int nline;
int ncolumn;
// the text
StringVector history;
// The new line buffer
QString lineData;
// The maximum allowed line length
int linelen;
// The cut buffer
QString cutbuf;
// number of characters in line
int ntotal;
// Current position in the buffer
int buff_curpos;
// Current position on the terminal
int term_curpos;
// Number of characters used to display the current input line
int term_len;
// Marker location in the buffer
int buff_mark;
// Cursor position at start of insert
int insert_curpos;
int keyseq_count;
int last_search;
QString prefix;
int prefix_len;
// True in insert mode
bool insert;
int startsearch;
// The prompt
QString prompt;
// length of the prompt string
int prompt_len;
// Are we waiting for input?
int loopactive;
// Are we waiting for a key press
bool keypresswait;
signals:
void CWDChanged();
void UpdateCWD(QString);
void updateDirView(QVariant);
void updateVarView(QVariant);
void updateStackView(QStringList);
void MoveDown();
void MoveUp();
void MoveRight();
void MoveLeft();
void ClearEOL();
void ClearEOD();
void MoveBOL();
void ClearDisplay();
void OutputRawString(QString txt);
void SendCommand(QString);
void Interrupt();
void UpdateInfoViews();
void ExecuteLine(QString txt);
void PopCompletions(QStringList txt);
public slots:
void Ready();
void ClearHistory();
void WriteHistory();
void OnChar( int c );
void SetTermWidth(int w);
void QueueString(QString);
void QueueMultiString(QString);
void QueueCommand(QString);
void QueueSilent(QString);
void ContinueAction();
void StopAction();
void DbStepAction();
void DbTraceAction();
void SetPrompt(QString);
void ClearDisplayCommand();
void ChangeDir(const QString& dir);
void PlaceCursorDXDY(int dx, int dy);
void updateStackDepth(int);
signals:
void UpdateTermWidth(int);
void RegisterInterrupt();
};
#endif
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