diff options
| -rw-r--r-- | src/gui/accessible/qaccessible.cpp | 46 |
1 files changed, 16 insertions, 30 deletions
diff --git a/src/gui/accessible/qaccessible.cpp b/src/gui/accessible/qaccessible.cpp index 34484ad352..5faadc8dfb 100644 --- a/src/gui/accessible/qaccessible.cpp +++ b/src/gui/accessible/qaccessible.cpp @@ -709,7 +709,7 @@ void QAccessible::updateAccessibility(QObject *o, int who, Event reason) about accessible objects. \ingroup accessibility - \inmodule QtWidgets + \inmodule QtGui Accessibility tools (also called AT Clients), such as screen readers or braille displays, require high-level information about @@ -772,39 +772,25 @@ void QAccessible::updateAccessibility(QObject *o, int who, Event reason) accessible object. This information is usually only available for visual objects. - \section1 Actions and Selection + \section1 Interfaces To enable the user to interact with an accessible object the - object must expose information about the actions that it can - perform. userActionCount() returns the number of actions supported by - an accessible object, and actionText() returns textual information - about those actions. doAction() invokes an action. - + object must implement QAccessibleActionInterface in addition to + QAccessibleInterface. Objects that support selections can define actions to change the selection. - \section2 Objects and children - - A QAccessibleInterface provides information about the accessible - object, and can also provide information for the children of that - object if those children don't provide a QAccessibleInterface - implementation themselves. This is practical if the object has - many similar children (e.g. items in a list view), or if the - children are an integral part of the object itself, for example, the - different sections in a scroll bar. - - If an accessible object provides information about its children - through one QAccessibleInterface, the children are referenced - using indexes. The index is 1-based for the children, i.e. 0 - refers to the object itself, 1 to the first child, 2 to the second - child, and so on. - - All functions in QAccessibleInterface that take a child index - relate to the object itself if the index is 0, or to the child - specified. If a child provides its own interface implementation - (which can be retrieved through navigation) asking the parent for - information about that child will usually not succeed. - - \sa QAccessible + There are several other interfaces that should be implemented as required. + QAccessibleTextInterface should be used for bigger texts edits such as document views. + This interface should not be implemented for labels/single line edits. + The complementary QAccessibleEditableTextInterface should be added when the + Text is editable. + + For sliders, scrollbars and other numerical value selectors QAccessibleValueInterface + should be implemented. + + Lists, tables and trees should implement QAccessibleTableInterface. + + \sa QAccessible, QAccessibleActionInterface, QAccessibleTextInterface, QAccessibleEditableTextInterface, QAccessibleValueInterface, QAccessibleTableInterface */ /*! |