PrismLauncher/launcher/ui/instanceview/AccessibleInstanceView_p.h

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#pragma once
#include "QtCore/qpointer.h"
#include <QtGui/qaccessible.h>
#include <QAccessibleWidget>
#include <QAbstractItemView>
2019-10-01 14:55:40 +01:00
#ifndef QT_NO_ACCESSIBILITY
#include "InstanceView.h"
// #include <QHeaderView>
class QAccessibleTableCell;
class QAccessibleTableHeaderCell;
class AccessibleInstanceView :public QAccessibleTableInterface, public QAccessibleObject
{
public:
explicit AccessibleInstanceView(QWidget *w);
bool isValid() const override;
QAccessible::Role role() const override;
QAccessible::State state() const override;
QString text(QAccessible::Text t) const override;
QRect rect() const override;
QAccessibleInterface *childAt(int x, int y) const override;
int childCount() const override;
int indexOfChild(const QAccessibleInterface *) const override;
QAccessibleInterface *parent() const override;
QAccessibleInterface *child(int index) const override;
void *interface_cast(QAccessible::InterfaceType t) override;
// table interface
QAccessibleInterface *cellAt(int row, int column) const override;
QAccessibleInterface *caption() const override;
QAccessibleInterface *summary() const override;
QString columnDescription(int column) const override;
QString rowDescription(int row) const override;
int columnCount() const override;
int rowCount() const override;
// selection
int selectedCellCount() const override;
int selectedColumnCount() const override;
int selectedRowCount() const override;
QList<QAccessibleInterface*> selectedCells() const override;
QList<int> selectedColumns() const override;
QList<int> selectedRows() const override;
bool isColumnSelected(int column) const override;
bool isRowSelected(int row) const override;
bool selectRow(int row) override;
bool selectColumn(int column) override;
bool unselectRow(int row) override;
bool unselectColumn(int column) override;
QAbstractItemView *view() const;
void modelChange(QAccessibleTableModelChangeEvent *event) override;
protected:
// maybe vector
typedef QHash<int, QAccessible::Id> ChildCache;
mutable ChildCache childToId;
virtual ~AccessibleInstanceView();
private:
inline int logicalIndex(const QModelIndex &index) const;
};
class AccessibleInstanceViewItem: public QAccessibleInterface, public QAccessibleTableCellInterface, public QAccessibleActionInterface
{
public:
AccessibleInstanceViewItem(QAbstractItemView *view, const QModelIndex &m_index);
void *interface_cast(QAccessible::InterfaceType t) override;
QObject *object() const override { return nullptr; }
QAccessible::Role role() const override;
QAccessible::State state() const override;
QRect rect() const override;
bool isValid() const override;
QAccessibleInterface *childAt(int, int) const override { return nullptr; }
int childCount() const override { return 0; }
int indexOfChild(const QAccessibleInterface *) const override { return -1; }
QString text(QAccessible::Text t) const override;
void setText(QAccessible::Text t, const QString &text) override;
QAccessibleInterface *parent() const override;
QAccessibleInterface *child(int) const override;
// cell interface
int columnExtent() const override;
QList<QAccessibleInterface*> columnHeaderCells() const override;
int columnIndex() const override;
int rowExtent() const override;
QList<QAccessibleInterface*> rowHeaderCells() const override;
int rowIndex() const override;
bool isSelected() const override;
QAccessibleInterface* table() const override;
//action interface
QStringList actionNames() const override;
void doAction(const QString &actionName) override;
QStringList keyBindingsForAction(const QString &actionName) const override;
private:
QPointer<QAbstractItemView > view;
QPersistentModelIndex m_index;
void selectCell();
void unselectCell();
friend class AccessibleInstanceView;
};
#endif /* !QT_NO_ACCESSIBILITY */