kdbg/sourcewnd.h

   1 // $Id$
   2
   3 // Copyright by Johannes Sixt
   4 // This file is under GPL, the GNU General Public Licence
   5
   6 #ifndef SOURCEWND_H
   7 #define SOURCEWND_H
   8
   9 #include <qpixmap.h>
  10 #include "textvw.h"
  11 #include "dbgdriver.h"
  12
  13 // forward declarations
  14 class KDebugger;
  15 struct DbgAddr;
  16
  17 class SourceWindow : public KTextView
  18 {
  19     Q_OBJECT
  20 public:
  21     SourceWindow(const char* fileName, QWidget* parent, const char* name);
  22     ~SourceWindow();
  23
  24     bool loadFile();
  25     void reloadFile();
  26     bool fileNameMatches(const QString& other);
  27     void scrollTo(int lineNo, const DbgAddr& address);
  28     const QString& fileName() const { return m_fileName; }
  29     void updateLineItems(const KDebugger* dbg);
  30     void setPC(bool set, int lineNo, const DbgAddr& address, int frameNo);
  31     enum FindDirection { findForward = 1, findBackward = -1 };
  32     void find(const QString& text, bool caseSensitive, FindDirection dir);
  33     bool wordAtPoint(const QPoint& p, QString& word, QRect& r);
  34     /**
  35      * Translates row number (zero-based) to zero-based source line number.
  36      * If sourceRow is non-zero, it is filled with the source code row
  37      * belonging to the line number.
  38      */
  39     int rowToLine(int row, int* sourceRow = 0);
  40     /** Translates zero-based source line number to row number (zero-based) */
  41     int lineToRow(int line);
  42     /** Is the row disassembled? */
  43     bool isRowExpanded(int row);
  44     /** Does the row show disassembled code? */
  45     bool isRowDisassCode(int row);
  46
  47     /** lineNo is zero-based */
  48     void disassembled(int lineNo, const QList<DisassembledCode>& disass);
  49
  50     void activeLine(int& lineNo, DbgAddr& address);
  51
  52 protected:
  53     virtual int textCol() const;
  54     virtual int cellWidth(int col) const;
  55     virtual void paintCell(QPainter* p, int row, int col);
  56     virtual void mousePressEvent(QMouseEvent* ev);
  57     virtual void keyPressEvent(QKeyEvent* ev);
  58     virtual void paletteChange(const QPalette&);
  59     void updateLineItem(int i);
  60     void expandRow(int row);
  61     void collapseRow(int row);
  62     void scrollToRow(int row);
  63     /** translates (0-based) line number plus a code address into a row number */
  64     int lineToRow(int row, const DbgAddr& address);
  65
  66     void actionExpandRow(int row);
  67     void actionCollapseRow(int row);
  68
  69 signals:
  70     void clickedLeft(const QString&, int, const DbgAddr& address, bool);
  71     void clickedMid(const QString&, int, const DbgAddr& address);
  72     void clickedRight(const QPoint &);
  73     void disassemble(const QString&, int);
  74     void expanded(int lineNo);          /* source lineNo has been expanded */
  75     void collapsed(int lineNo);         /* source lineNo has been collapsed */
  76
  77 protected:
  78     QString m_fileName;
  79     enum LineItem { liPC = 1, liPCup = 2,
  80         liBP = 4, liBPdisabled = 8, liBPtemporary = 16,
  81         liBPconditional = 32, liBPorphan = 64,
  82         liBPany = liBP|liBPdisabled|liBPtemporary|liBPconditional|liBPorphan
  83     };
  84
  85     struct SourceLine {
  86         QString code;                   /* a line of text */
  87         ValArray<QString> disass;       /* its disassembled code */
  88         ValArray<DbgAddr> disassAddr;   /* the addresses thereof */
  89         bool canDisass;                 /* if line can be disassembled */
  90         SourceLine() : canDisass(true) { }
  91         int findAddressRowOffset(const DbgAddr& address) const;
  92     };
  93     ValArray<SourceLine> m_sourceCode;
  94
  95     ValArray<int> m_rowToLine;          /* source line number for each row */
  96     ValArray<uchar> m_lineItems;
  97     QPixmap m_pcinner;                  /* PC at innermost frame */
  98     QPixmap m_pcup;                     /* PC at frame up the stack */
  99     QPixmap m_brkena;                   /* enabled breakpoint */
 100     QPixmap m_brkdis;                   /* disabled breakpoint */
 101     QPixmap m_brktmp;                   /* temporary breakpoint marker */
 102     QPixmap m_brkcond;                  /* conditional breakpoint marker */
 103     QPixmap m_brkorph;                  /* orphaned breakpoint marker */
 104 };
 105
 106 #endif // SOURCEWND_H