src/patchcontent.h

   1 /*
   2         Author: Marco Costalba (C) 2005-2007
   3
   4         Copyright: See COPYING file that comes with this distribution
   5
   6 */
   7 #ifndef PATCHCONTENT_H
   8 #define PATCHCONTENT_H
   9
  10 #include <QPointer>
  11 #include <QTextEdit>
  12 #include <QSyntaxHighlighter>
  13 #include "common.h"
  14
  15 class Domain;
  16 class Git;
  17 class MyProcess;
  18 class StateInfo;
  19
  20 class DiffHighlighter : public QSyntaxHighlighter {
  21 public:
  22         DiffHighlighter(QTextEdit* p) : QSyntaxHighlighter(p), cl(0) {}
  23         void setCombinedLength(uint c) { cl = c; }
  24         virtual void highlightBlock(const QString& text);
  25 private:
  26         uint cl;
  27 };
  28
  29 class PatchContent: public QTextEdit {
  30 Q_OBJECT
  31 public:
  32         PatchContent(QWidget* parent);
  33         void setup(Domain* parent, Git* git);
  34         void clear();
  35         void centerOnFileHeader(StateInfo& st);
  36         void refresh();
  37         void update(StateInfo& st);
  38
  39         enum PatchFilter {
  40                 VIEW_ALL,
  41                 VIEW_ADDED,
  42                 VIEW_REMOVED
  43         };
  44         PatchFilter curFilter, prevFilter;
  45
  46 public slots:
  47         void on_highlightPatch(const QString&, bool);
  48         void typeWriterFontChanged();
  49         void procReadyRead(const QByteArray& data);
  50         void procFinished();
  51
  52 private:
  53         friend class DiffHighlighter;
  54
  55         void scrollCursorToTop();
  56         void scrollLineToTop(int lineNum);
  57         int positionToLineNum(int pos);
  58         int topToLineNum();
  59         void saveRestoreSizes(bool startup = false);
  60         int doSearch(const QString& txt, int pos);
  61         bool computeMatches();
  62         bool getMatch(int para, int* indexFrom, int* indexTo);
  63         void centerMatch(int id = 0);
  64         bool centerTarget(SCRef target);
  65         void processData(const QByteArray& data, int* prevLineNum = NULL);
  66
  67         Git* git;
  68         DiffHighlighter* diffHighlighter;
  69         QPointer<MyProcess> proc;
  70         bool diffLoaded;
  71         QByteArray patchRowData;
  72         QString halfLine;
  73         bool isRegExp;
  74         QRegExp pickAxeRE;
  75         QString target;
  76         bool seekTarget;
  77
  78         struct MatchSelection {
  79                 int paraFrom;
  80                 int indexFrom;
  81                 int paraTo;
  82                 int indexTo;
  83         };
  84         typedef QVector<MatchSelection> Matches;
  85         Matches matches;
  86 };
  87
  88 #endif