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    40 ****************************************************************************/

    41 

    42 #ifndef QTEXTCONTROL_P_P_H

    43 #define QTEXTCONTROL_P_P_H

    44 

    45 //

    46 //  W A R N I N G

    47 //  -------------

    48 //

    49 // This file is not part of the Qt API.  It exists purely as an

    50 // implementation detail.  This header file may change from version to

    51 // version without notice, or even be removed.

    52 //

    53 // We mean it.

    54 //

    55 

    56 #include "QtGui/qtextdocumentfragment.h"

    57 #include "QtGui/qscrollbar.h"

    58 #include "QtGui/qtextcursor.h"

    59 #include "QtGui/qtextformat.h"

    60 #include "QtGui/qmenu.h"

    61 #include "QtGui/qabstracttextdocumentlayout.h"

    62 #include "QtCore/qbasictimer.h"

    63 #include "QtCore/qpointer.h"

    64 #include "private/qobject_p.h"

    65 

    66 QT_BEGIN_NAMESPACE

    67 

    68 class QMimeData;

    69 class QAbstractScrollArea;

    70 class QInputContext;

    71 

    72 class QTextControlPrivate : public QObjectPrivate

    73 {

    74     Q_DECLARE_PUBLIC(QTextControl)

    75 public:

    76     QTextControlPrivate();

    77 

    78     bool cursorMoveKeyEvent(QKeyEvent *e);

    79 

    80     void updateCurrentCharFormat();

    81 

    82     void indent();

    83     void outdent();

    84 

    85     void gotoNextTableCell();

    86     void gotoPreviousTableCell();

    87 

    88     void createAutoBulletList();

    89 

    90     void init(Qt::TextFormat format = Qt::RichText, const QString &text = QString(),

    91               QTextDocument *document = 0);

    92     void setContent(Qt::TextFormat format = Qt::RichText, const QString &text = QString(),

    93                     QTextDocument *document = 0);

    94     void startDrag();

    95 

    96     void paste(const QMimeData *source);

    97 

    98     void setCursorPosition(const QPointF &pos);

    99     void setCursorPosition(int pos, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);

   100 

   101     void repaintCursor();

   102     inline void repaintSelection()

   103     { repaintOldAndNewSelection(QTextCursor()); }

   104     void repaintOldAndNewSelection(const QTextCursor &oldSelection);

   105 

   106     void selectionChanged(bool forceEmitSelectionChanged = false);

   107 

   108     void _q_updateCurrentCharFormatAndSelection();

   109 

   110 #ifndef QT_NO_CLIPBOARD

   111     void setClipboardSelection();

   112 #endif

   113 

   114     void _q_emitCursorPosChanged(const QTextCursor &someCursor);

   115 

   116     void setBlinkingCursorEnabled(bool enable);

   117 

   118     void extendWordwiseSelection(int suggestedNewPosition, qreal mouseXPosition);

   119     void extendBlockwiseSelection(int suggestedNewPosition);

   120 

   121     void _q_deleteSelected();

   122 

   123     void _q_setCursorAfterUndoRedo(int undoPosition, int charsAdded, int charsRemoved);

   124 

   125     QRectF cursorRectPlusUnicodeDirectionMarkers(const QTextCursor &cursor) const;

   126     QRectF rectForPosition(int position) const;

   127     QRectF selectionRect(const QTextCursor &cursor) const;

   128     inline QRectF selectionRect() const

   129     { return selectionRect(this->cursor); }

   130 

   131     QString anchorForCursor(const QTextCursor &anchor) const;

   132 

   133     void keyPressEvent(QKeyEvent *e);

   134     void mousePressEvent(Qt::MouseButton button, const QPointF &pos,

   135                          Qt::KeyboardModifiers modifiers,

   136                          Qt::MouseButtons buttons,

   137                          const QPoint &globalPos = QPoint());

   138     void mouseMoveEvent(Qt::MouseButtons buttons, const QPointF &pos);

   139     void mouseReleaseEvent(Qt::MouseButton button, const QPointF &pos);

   140     void mouseDoubleClickEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos);

   141     void contextMenuEvent(const QPoint &screenPos, const QPointF &docPos, QWidget *contextWidget);

   142     void focusEvent(QFocusEvent *e);

   143 #ifdef QT_KEYPAD_NAVIGATION

   144     void editFocusEvent(QEvent *e);

   145 #endif

   146     bool dragEnterEvent(QEvent *e, const QMimeData *mimeData);

   147     void dragLeaveEvent();

   148     bool dragMoveEvent(QEvent *e, const QMimeData *mimeData, const QPointF &pos);

   149     bool dropEvent(const QMimeData *mimeData, const QPointF &pos, Qt::DropAction dropAction, QWidget *source);

   150 

   151     void inputMethodEvent(QInputMethodEvent *);

   152 

   153     void activateLinkUnderCursor(QString href = QString());

   154 

   155 #ifndef QT_NO_TOOLTIP

   156     void showToolTip(const QPoint &globalPos, const QPointF &pos, QWidget *contextWidget);

   157 #endif

   158 

   159     void append(const QString &text, Qt::TextFormat format = Qt::AutoText);

   160 

   161     QInputContext *inputContext();

   162 

   163     QTextDocument *doc;

   164     bool cursorOn;

   165     QTextCursor cursor;

   166     bool cursorIsFocusIndicator;

   167     QTextCharFormat lastCharFormat;

   168 

   169     QTextCursor dndFeedbackCursor;

   170 

   171     Qt::TextInteractionFlags interactionFlags;

   172 

   173     QBasicTimer cursorBlinkTimer;

   174     QBasicTimer trippleClickTimer;

   175     QPointF trippleClickPoint;

   176 

   177     bool mousePressed;

   178 

   179     bool mightStartDrag;

   180     QPoint dragStartPos;

   181     QPointer<QWidget> contextWidget;

   182 

   183     bool lastSelectionState;

   184 

   185     bool ignoreAutomaticScrollbarAdjustement;

   186 

   187     QTextCursor selectedWordOnDoubleClick;

   188     QTextCursor selectedBlockOnTrippleClick;

   189 

   190     bool overwriteMode;

   191     bool acceptRichText;

   192 

   193     int preeditCursor;

   194     bool hideCursor; // used to hide the cursor in the preedit area

   195 

   196     QVector<QAbstractTextDocumentLayout::Selection> extraSelections;

   197 

   198     QPalette palette;

   199     bool hasFocus;

   200 #ifdef QT_KEYPAD_NAVIGATION

   201     bool hasEditFocus;

   202 #endif

   203     bool isEnabled;

   204 

   205     QString highlightedAnchor; // Anchor below cursor

   206     QString anchorOnMousePress;

   207     bool hadSelectionOnMousePress;

   208 

   209     bool openExternalLinks;

   210 

   211     QString linkToCopy;

   212     void _q_copyLink();

   213     void _q_updateBlock(const QTextBlock &);

   214     void _q_documentLayoutChanged();

   215 };

   216 

   217 QT_END_NAMESPACE

   218 

   219 #endif // QTEXTCONTROL_P_H