src/kitemviews/kitemlistviewaccessible.h

   1 #ifndef ACCESSIBLE_ITEMVIEWS_H
   2 #define ACCESSIBLE_ITEMVIEWS_H
   3
   4 #include "QtCore/qpointer.h"
   5 #include <QtGui/qaccessible.h>
   6 #include <QtGui/qaccessible2.h>
   7 #include <QtGui/qaccessiblewidget.h>
   8 #include <QtGui/qaccessibleobject.h>
   9
  10 #include "kitemlistview.h"
  11 #include "kitemlistcontainer.h"
  12
  13 #ifndef QT_NO_ACCESSIBILITY
  14
  15 class KItemListAccessibleCell;
  16
  17 class KItemListViewAccessible: public QAccessibleTable2Interface, public QAccessibleObjectEx
  18 {
  19     Q_ACCESSIBLE_OBJECT
  20 public:
  21     explicit KItemListViewAccessible(KItemListView* view);
  22
  23     virtual ~KItemListViewAccessible();
  24
  25     Role role(int child) const;
  26     State state(int child) const;
  27     QString text(Text t, int child) const;
  28     QRect rect(int child) const;
  29
  30     int childAt(int x, int y) const;
  31     int childCount() const;
  32     int indexOfChild(const QAccessibleInterface* ) const;
  33
  34     int navigate(RelationFlag relation, int index, QAccessibleInterface** iface) const;
  35     Relation relationTo(int child, const QAccessibleInterface* other, int otherChild) const;
  36
  37 #ifndef QT_NO_ACTION
  38     int userActionCount(int child) const;
  39     QString actionText(int action, Text t, int child) const;
  40     bool doAction(int action, int child, const QVariantList &params);
  41 #endif
  42     QVariant invokeMethodEx(Method, int, const QVariantList &);
  43
  44     // Table2 interface
  45     virtual QAccessibleTable2CellInterface* cellAt(int row, int column) const;
  46     virtual QAccessibleInterface* caption() const;
  47     virtual QAccessibleInterface* summary() const;
  48     virtual QString columnDescription(int column) const;
  49     virtual QString rowDescription(int row) const;
  50     virtual int columnCount() const;
  51     virtual int rowCount() const;
  52     virtual QAccessible2::TableModelChange modelChange() const;
  53     virtual void rowsInserted(const QModelIndex&, int, int) {}
  54     virtual void rowsRemoved(const QModelIndex&, int, int) {}
  55     virtual void columnsInserted(const QModelIndex&, int, int) {}
  56     virtual void columnsRemoved(const QModelIndex&, int, int) {}
  57     virtual void rowsMoved(const QModelIndex&, int, int, const QModelIndex&, int) {}
  58     virtual void columnsMoved(const QModelIndex&, int, int, const QModelIndex&, int) {}
  59
  60     // Selection
  61     virtual int selectedCellCount() const;
  62     virtual int selectedColumnCount() const;
  63     virtual int selectedRowCount() const;
  64     virtual QList<QAccessibleTable2CellInterface*> selectedCells() const;
  65     virtual QList<int> selectedColumns() const;
  66     virtual QList<int> selectedRows() const;
  67     virtual bool isColumnSelected(int column) const;
  68     virtual bool isRowSelected(int row) const;
  69     virtual bool selectRow(int row);
  70     virtual bool selectColumn(int column);
  71     virtual bool unselectRow(int row);
  72     virtual bool unselectColumn(int column);
  73
  74     KItemListView* view() const;
  75
  76 protected:
  77     virtual void modelReset();
  78     inline QAccessibleTable2CellInterface* cell(int index) const;
  79     inline QAccessible::Role cellRole() const;
  80 };
  81
  82 class KItemListAccessibleCell: public QAccessibleTable2CellInterface
  83 {
  84 public:
  85     KItemListAccessibleCell(KItemListView* view, int m_index);
  86
  87     QObject* object() const;
  88     Role role(int) const;
  89     State state(int) const;
  90     QRect rect(int) const;
  91     bool isValid() const;
  92     int childAt(int, int) const;
  93     int childCount() const;
  94     int indexOfChild(const QAccessibleInterface*) const;
  95     QString text(Text t, int child) const;
  96     void setText(Text t, int child, const QString& text);
  97     int navigate(RelationFlag relation, int m_index, QAccessibleInterface** iface) const;
  98     Relation relationTo(int child, const QAccessibleInterface* other, int otherChild) const;
  99     bool isExpandable() const;
 100
 101 #ifndef QT_NO_ACTION
 102     int userActionCount(int child) const;
 103     QString actionText(int action, Text t, int child) const;
 104     bool doAction(int action, int child, const QVariantList &params);
 105 #endif
 106
 107     // Cell Interface
 108     virtual int columnExtent() const;
 109     virtual QList<QAccessibleInterface* > columnHeaderCells() const;
 110     virtual int columnIndex() const;
 111     virtual int rowExtent() const;
 112     virtual QList<QAccessibleInterface* > rowHeaderCells() const;
 113     virtual int rowIndex() const;
 114     virtual bool isSelected() const;
 115     virtual void rowColumnExtents(int* row, int* column, int* rowExtents, int* columnExtents, bool* selected) const;
 116     virtual QAccessibleTable2Interface* table() const;
 117
 118     inline int index() const;
 119
 120 private:
 121     QPointer<KItemListView> m_view;
 122     int m_index;
 123
 124 friend class KItemListViewAccessible;
 125 };
 126
 127 class KItemListContainerAccessible : public QAccessibleWidgetEx
 128 {
 129     Q_ACCESSIBLE_OBJECT
 130 public:
 131     explicit KItemListContainerAccessible(KItemListContainer*);
 132     virtual ~KItemListContainerAccessible();
 133     int childCount () const;
 134     int indexOfChild ( const QAccessibleInterface* child ) const;
 135     int navigate ( RelationFlag relation, int entry, QAccessibleInterface** target ) const;
 136
 137 private:
 138     inline KItemListContainer* container() const
 139     {
 140         return static_cast<KItemListContainer* >(object());
 141     }
 142 };
 143
 144 #endif // QT_NO_ACCESSIBILITY
 145
 146 #endif // ACCESSIBLE_ITEMVIEWS_H