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    41 

    42 #ifndef ABSTRACTFINDWIDGET_H

    43 #define ABSTRACTFINDWIDGET_H

    44 

    45 #include <QtGui/QIcon>

    46 #include <QtGui/QWidget>

    47 

    48 QT_BEGIN_NAMESPACE

    49 

    50 class QCheckBox;

    51 class QEvent;

    52 class QKeyEvent;

    53 class QLabel;

    54 class QLineEdit;

    55 class QObject;

    56 class QToolButton;

    57 

    58 class AbstractFindWidget : public QWidget

    59 {

    60     Q_OBJECT

    61 

    62 public:

    63     enum FindFlag {

    64         /// Use a layout that is roughly half as wide and twice as high as the regular one.

    65         NarrowLayout = 1,

    66         /// Do not show the "Whole words" checkbox.

    67         NoWholeWords = 2,

    68         /// Do not show the "Case sensitive" checkbox.

    69         NoCaseSensitive = 4

    70     };

    71     Q_DECLARE_FLAGS(FindFlags, FindFlag)

    72 

    73     AbstractFindWidget(FindFlags flags = FindFlags(), QWidget *parent = 0);

    74     virtual ~AbstractFindWidget();

    75 

    76     bool eventFilter(QObject *object, QEvent *e);

    77 

    78     static QIcon findIconSet();

    79 

    80 public slots:

    81     void activate();

    82     virtual void deactivate();

    83     void findNext();

    84     void findPrevious();

    85     void findCurrentText();

    86 

    87 protected:

    88     void keyPressEvent(QKeyEvent *event);

    89 

    90 private slots:

    91     void updateButtons();

    92 

    93 protected:

    94     virtual void find(const QString &textToFind, bool skipCurrent, bool backward, bool *found, bool *wrapped) = 0;

    95 

    96     bool caseSensitive() const;

    97     bool wholeWords() const;

    98 

    99 private:

   100     void findInternal(const QString &textToFind, bool skipCurrent, bool backward);

   101 

   102     QLineEdit *m_editFind;

   103     QLabel *m_labelWrapped;

   104     QToolButton *m_toolNext;

   105     QToolButton *m_toolClose;

   106     QToolButton *m_toolPrevious;

   107     QCheckBox *m_checkCase;

   108     QCheckBox *m_checkWholeWords;

   109 };

   110 

   111 Q_DECLARE_OPERATORS_FOR_FLAGS(AbstractFindWidget::FindFlags)

   112 

   113 QT_END_NAMESPACE

   114 

   115 #endif  // ABSTRACTFINDWIDGET_H