Qt 4.8
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The QAccessibleInterface class defines an interface that exposes information about accessible objects. More...
#include <qaccessible.h>
Public Functions | |
QAccessibleActionInterface * | actionInterface () |
virtual QString | actionText (int action, Text t, int child) const =0 |
Returns the text property t of the action action supported by the object, or of the object's child if child is not 0. More... | |
QColor | backgroundColor () |
virtual int | childAt (int x, int y) const =0 |
Returns the 1-based index of the child that contains the screen coordinates (x, y). More... | |
virtual int | childCount () const =0 |
Returns the number of children that belong to this object. More... | |
virtual bool | doAction (int action, int child, const QVariantList ¶ms=QVariantList())=0 |
Asks the object, or the object's child if child is not 0, to execute action using the parameters, params. More... | |
QAccessibleEditableTextInterface * | editableTextInterface () |
QColor | foregroundColor () |
QAccessibleImageInterface * | imageInterface () |
virtual int | indexOfChild (const QAccessibleInterface *) const =0 |
Returns the 1-based index of the object child in this object's children list, or -1 if child is not a child of this object. More... | |
QVariant | invokeMethod (Method method, int child=0, const QVariantList ¶ms=QVariantList()) |
Invokes a method on child with the given parameters params and returns the result of the operation as QVariant. More... | |
virtual bool | isValid () const =0 |
Returns true if all the data necessary to use this interface implementation is valid (e. More... | |
virtual int | navigate (RelationFlag relation, int index, QAccessibleInterface **iface) const =0 |
Navigates from this object to an object that has a relationship relation to this object, and returns the respective object in target. More... | |
virtual QObject * | object () const =0 |
Returns a pointer to the QObject this interface implementation provides information for. More... | |
virtual QRect | rect (int child) const =0 |
Returns the geometry of the object, or of the object's child if child is not 0. More... | |
virtual Relation | relationTo (int child, const QAccessibleInterface *other, int otherChild) const =0 |
Returns the relationship between this object's \a child and the \a other object's \a otherChild.More... | |
virtual Role | role (int child) const =0 |
Returns the role of the object, or of the object's child if child is not 0. More... | |
virtual void | setText (Text t, int child, const QString &text)=0 |
Sets the text property t of the object, or of the object's child if child is not 0, to text. More... | |
virtual State | state (int child) const =0 |
Returns the current state of the object, or of the object's child if child is not 0. More... | |
QSet< Method > | supportedMethods () |
Returns a QSet of QAccessible::Method that are supported by this accessible interface. More... | |
QAccessibleTable2Interface * | table2Interface () |
QAccessibleTableInterface * | tableInterface () |
virtual QString | text (Text t, int child) const =0 |
Returns the value of the text property t of the object, or of the object's child if child is not 0. More... | |
QAccessibleTextInterface * | textInterface () |
virtual int | userActionCount (int child) const =0 |
Returns the number of custom actions of the object, or of the object's child if child is not 0. More... | |
QAccessibleValueInterface * | valueInterface () |
virtual | ~QAccessibleInterface () |
Destroys the object. More... | |
Private Functions | |
QAccessible2Interface * | cast_helper (QAccessible2::InterfaceType) |
Additional Inherited Members | |
Public Types inherited from QAccessible | |
enum | Action { DefaultAction = 0, Press = -1, FirstStandardAction = Press, SetFocus = -2, Increase = -3, Decrease = -4, Accept = -5, Cancel = -6, Select = -7, ClearSelection = -8, RemoveSelection = -9, ExtendSelection = -10, AddToSelection = -11, LastStandardAction = AddToSelection } |
This enum describes the possible types of action that can occur. More... | |
enum | Event { SoundPlayed = 0x0001, Alert = 0x0002, ForegroundChanged = 0x0003, MenuStart = 0x0004, MenuEnd = 0x0005, PopupMenuStart = 0x0006, PopupMenuEnd = 0x0007, ContextHelpStart = 0x000C, ContextHelpEnd = 0x000D, DragDropStart = 0x000E, DragDropEnd = 0x000F, DialogStart = 0x0010, DialogEnd = 0x0011, ScrollingStart = 0x0012, ScrollingEnd = 0x0013, MenuCommand = 0x0018, ActionChanged = 0x0101, ActiveDescendantChanged = 0x0102, AttributeChanged = 0x0103, DocumentContentChanged = 0x0104, DocumentLoadComplete = 0x0105, DocumentLoadStopped = 0x0106, DocumentReload = 0x0107, HyperlinkEndIndexChanged = 0x0108, HyperlinkNumberOfAnchorsChanged = 0x0109, HyperlinkSelectedLinkChanged = 0x010A, HypertextLinkActivated = 0x010B, HypertextLinkSelected = 0x010C, HyperlinkStartIndexChanged = 0x010D, HypertextChanged = 0x010E, HypertextNLinksChanged = 0x010F, ObjectAttributeChanged = 0x0110, PageChanged = 0x0111, SectionChanged = 0x0112, TableCaptionChanged = 0x0113, TableColumnDescriptionChanged = 0x0114, TableColumnHeaderChanged = 0x0115, TableModelChanged = 0x0116, TableRowDescriptionChanged = 0x0117, TableRowHeaderChanged = 0x0118, TableSummaryChanged = 0x0119, TextAttributeChanged = 0x011A, TextCaretMoved = 0x011B, TextColumnChanged = 0x011D, TextInserted = 0x011E, TextRemoved = 0x011F, TextUpdated = 0x0120, TextSelectionChanged = 0x0121, VisibleDataChanged = 0x0122, ObjectCreated = 0x8000, ObjectDestroyed = 0x8001, ObjectShow = 0x8002, ObjectHide = 0x8003, ObjectReorder = 0x8004, Focus = 0x8005, Selection = 0x8006, SelectionAdd = 0x8007, SelectionRemove = 0x8008, SelectionWithin = 0x8009, StateChanged = 0x800A, LocationChanged = 0x800B, NameChanged = 0x800C, DescriptionChanged = 0x800D, ValueChanged = 0x800E, ParentChanged = 0x800F, HelpChanged = 0x80A0, DefaultActionChanged = 0x80B0, AcceleratorChanged = 0x80C0 } |
This enum type defines accessible event types. More... | |
typedef QAccessibleInterface *(* | InterfaceFactory) (const QString &key, QObject *) |
This is a typedef for a pointer to a function with the following signature: More... | |
enum | Method { ListSupportedMethods = 0, SetCursorPosition = 1, GetCursorPosition = 2, ForegroundColor = 3, BackgroundColor = 4 } |
This enum describes the possible types of methods that can be invoked on an accessible object. More... | |
enum | RelationFlag { Unrelated = 0x00000000, Self = 0x00000001, Ancestor = 0x00000002, Child = 0x00000004, Descendent = 0x00000008, Sibling = 0x00000010, HierarchyMask = 0x000000ff, Up = 0x00000100, Down = 0x00000200, Left = 0x00000400, Right = 0x00000800, Covers = 0x00001000, Covered = 0x00002000, GeometryMask = 0x0000ff00, FocusChild = 0x00010000, Label = 0x00020000, Labelled = 0x00040000, Controller = 0x00080000, Controlled = 0x00100000, LogicalMask = 0x00ff0000 } |
This enum type defines bit flags that can be combined to indicate the relationship between two accessible objects. More... | |
enum | Role { NoRole = 0x00000000, TitleBar = 0x00000001, MenuBar = 0x00000002, ScrollBar = 0x00000003, Grip = 0x00000004, Sound = 0x00000005, Cursor = 0x00000006, Caret = 0x00000007, AlertMessage = 0x00000008, Window = 0x00000009, Client = 0x0000000A, PopupMenu = 0x0000000B, MenuItem = 0x0000000C, ToolTip = 0x0000000D, Application = 0x0000000E, Document = 0x0000000F, Pane = 0x00000010, Chart = 0x00000011, Dialog = 0x00000012, Border = 0x00000013, Grouping = 0x00000014, Separator = 0x00000015, ToolBar = 0x00000016, StatusBar = 0x00000017, Table = 0x00000018, ColumnHeader = 0x00000019, RowHeader = 0x0000001A, Column = 0x0000001B, Row = 0x0000001C, Cell = 0x0000001D, Link = 0x0000001E, HelpBalloon = 0x0000001F, Assistant = 0x00000020, List = 0x00000021, ListItem = 0x00000022, Tree = 0x00000023, TreeItem = 0x00000024, PageTab = 0x00000025, PropertyPage = 0x00000026, Indicator = 0x00000027, Graphic = 0x00000028, StaticText = 0x00000029, EditableText = 0x0000002A, PushButton = 0x0000002B, CheckBox = 0x0000002C, RadioButton = 0x0000002D, ComboBox = 0x0000002E, ProgressBar = 0x00000030, Dial = 0x00000031, HotkeyField = 0x00000032, Slider = 0x00000033, SpinBox = 0x00000034, Canvas = 0x00000035, Animation = 0x00000036, Equation = 0x00000037, ButtonDropDown = 0x00000038, ButtonMenu = 0x00000039, ButtonDropGrid = 0x0000003A, Whitespace = 0x0000003B, PageTabList = 0x0000003C, Clock = 0x0000003D, Splitter = 0x0000003E, LayeredPane = 0x0000003F, Terminal = 0x00000040, Desktop = 0x00000041, UserRole = 0x0000ffff } |
This enum defines the role of an accessible object. More... | |
typedef void(* | RootObjectHandler) (QObject *) |
A function pointer type. More... | |
enum | StateFlag { Normal = 0x00000000, Unavailable = 0x00000001, Selected = 0x00000002, Focused = 0x00000004, Pressed = 0x00000008, Checked = 0x00000010, Mixed = 0x00000020, ReadOnly = 0x00000040, HotTracked = 0x00000080, DefaultButton = 0x00000100, Expanded = 0x00000200, Collapsed = 0x00000400, Busy = 0x00000800, Marqueed = 0x00002000, Animated = 0x00004000, Invisible = 0x00008000, Offscreen = 0x00010000, Sizeable = 0x00020000, Movable = 0x00040000, SelfVoicing = 0x00080000, Focusable = 0x00100000, Selectable = 0x00200000, Linked = 0x00400000, Traversed = 0x00800000, MultiSelectable = 0x01000000, ExtSelectable = 0x02000000, Protected = 0x20000000, HasPopup = 0x40000000, Modal = 0x80000000, HasInvokeExtension = 0x10000000 } |
This enum type defines bit flags that can be combined to indicate the state of an accessible object. More... | |
enum | Text { Name = 0, Description, Value, Help, Accelerator, UserText = 0x0000ffff } |
This enum specifies string information that an accessible object returns. More... | |
typedef void(* | UpdateHandler) (QObject *, int who, Event reason) |
A function pointer type. More... | |
Static Public Functions inherited from QAccessible | |
static void | cleanup () |
static void | initialize () |
static void | installFactory (InterfaceFactory) |
Installs the InterfaceFactory factory. More... | |
static RootObjectHandler | installRootObjectHandler (RootObjectHandler) |
Installs the given handler as the function to be used by setRootObject(), and returns the previously installed handler. More... | |
static UpdateHandler | installUpdateHandler (UpdateHandler) |
Installs the given handler as the function to be used by updateAccessibility(), and returns the previously installed handler. More... | |
static bool | isActive () |
Returns true if an accessibility implementation has been requested during the runtime of the application; otherwise returns false. More... | |
static QAccessibleInterface * | queryAccessibleInterface (QObject *) |
If a QAccessibleInterface implementation exists for the given object, this function returns a pointer to the implementation; otherwise it returns 0. More... | |
static void | removeFactory (InterfaceFactory) |
Removes factory from the list of installed InterfaceFactories. More... | |
static void | setRootObject (QObject *) |
Sets the root accessible object of this application to object. More... | |
static void | updateAccessibility (QObject *, int who, Event reason) |
Notifies accessibility clients about a change in object's accessibility information. More... | |
The QAccessibleInterface class defines an interface that exposes information about accessible objects.
Accessibility tools (also called AT Clients), such as screen readers or braille displays, require high-level information about accessible objects in an application. Accessible objects provide specialized input and output methods, making it possible for users to use accessibility tools with enabled applications (AT Servers).
Every element that the user needs to interact with or react to is an accessible object, and should provide this information. These are mainly visual objects, such as widgets and widget elements, but can also be content, such as sounds.
The AT client uses three basic concepts to acquire information about any accessible object in an application:
The QAccessibleInterface defines the API for these three concepts.
The functions childCount() and indexOfChild() return the number of children of an accessible object and the index a child object has in its parent. The childAt() function returns the index of a child at a given position.
The relationTo() function provides information about how two different objects relate to each other, and navigate() allows traversing from one object to another object with a given relationship.
The central property of an accessible objects is what role() it has. Different objects can have the same role, e.g. both the "Add
line" element in a scroll bar and the OK
button in a dialog have the same role, "button". The role implies what kind of interaction the user can perform with the user interface element.
An object's state() property is a combination of different state flags and can describe both how the object's state differs from a "normal" state, e.g. it might be unavailable, and also how it behaves, e.g. it might be selectable.
The text() property provides textual information about the object. An object usually has a name, but can provide extended information such as a description, help text, or information about any keyboard accelerators it provides. Some objects allow changing the text() property through the setText() function, but this information is in most cases read-only.
The rect() property provides information about the geometry of an accessible object. This information is usually only available for visual objects.
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.
Objects that support selections can define actions to change the selection.
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.
Definition at line 370 of file qaccessible.h.
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Definition at line 426 of file qaccessible.h.
Returns the text property t of the action action supported by the object, or of the object's child if child is not 0.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleTable2HeaderCell, QAccessibleTabBar, QAccessibleTable2Cell, QAccessibleSlider, QAccessibleItemRow, QAccessibleApplication, QAccessibleWidgetEx, QAccessibleMenuItem, QAccessibleToolButton, QAccessibleObjectEx, QAccessibleTable2, QAccessibleWidget, QAccessibleObject, and QAccessibleButton.
Referenced by QWindowsAccessible::get_accDefaultAction().
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Definition at line 411 of file qaccessible.h.
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Definition at line 1240 of file qaccessible.cpp.
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Returns the 1-based index of the child that contains the screen coordinates (x, y).
This function returns 0 if the point is positioned on the object itself. If the tested point is outside the boundaries of the object this function returns -1.
This function is only relyable for visible objects (invisible object might not be laid out correctly).
All visual objects provide this information.
Implemented in QAccessibleMainWindow, QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleCalendarWidget, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleMdiSubWindow, QAccessibleTable2HeaderCell, QAccessibleTable2Cell, QAccessibleStackedWidget, QAccessibleItemView, QAccessibleTree, QAccessibleTextEdit, QAccessibleItemRow, QAccessibleWidgetStack, QAccessibleApplication, QAccessibleMenuItem, QAccessibleWidgetEx, QAccessibleAbstractScrollArea, QAccessibleMenuBar, QAccessibleTable2, QAccessibleWidget, and QAccessibleMenu.
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Returns the number of children that belong to this object.
A child can provide accessibility information on its own (e.g. a child widget), or be a sub-element of this accessible object.
All objects provide this information.
Implemented in QAccessibleMainWindow, QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleCalendarWidget, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleWorkspace, QAccessibleTable2HeaderCell, QAccessibleMdiSubWindow, QAccessibleTabBar, QAccessibleMdiArea, QAccessibleDial, QAccessibleToolBox, QAccessibleTable2Cell, QAccessibleSlider, QAccessibleStackedWidget, QAccessibleItemView, QAccessibleScrollBar, QAccessibleTree, QAccessibleTextEdit, QAccessibleItemRow, QAccessibleWidgetStack, QAccessiblePlainTextEdit, QAccessibleDoubleSpinBox, QAccessibleApplication, QAccessibleMenuItem, QAccessibleHeader, QAccessibleWidgetEx, QAccessibleToolButton, QAccessibleMenuBar, QAccessibleAbstractScrollArea, QAccessibleTable2, QAccessibleAbstractSpinBox, QAccessibleWidget, and QAccessibleMenu.
Referenced by QAccessibleWidget::navigate(), and QAInterface::QAInterface().
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Asks the object, or the object's child if child is not 0, to execute action using the parameters, params.
Returns true if the action could be executed; otherwise returns false.
action can be a predefined or a custom action.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleTable2HeaderCell, QAccessibleTabBar, QAccessibleTable2Cell, QAccessibleItemRow, QAccessibleApplication, QAccessibleWidgetEx, QAccessibleMenuItem, QAccessibleToolButton, QAccessibleSpinBox, QAccessibleObjectEx, QAccessibleMenuBar, QAccessibleTable2, QAccessibleAbstractSpinBox, QAccessibleWidget, QAccessibleMenu, QAccessibleObject, and QAccessibleButton.
Referenced by QWindowsAccessible::accDoDefaultAction(), and QWindowsAccessible::accSelect().
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Definition at line 417 of file qaccessible.h.
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Definition at line 408 of file qaccessible.h.
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Definition at line 429 of file qaccessible.h.
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Returns the 1-based index of the object child in this object's children list, or -1 if child is not a child of this object.
0 is not a possible return value.
All objects provide this information about their children.
Implemented in QAccessibleMainWindow, QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleCalendarWidget, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleWorkspace, QAccessibleTable2HeaderCell, QAccessibleMdiSubWindow, QAccessibleMdiArea, QAccessibleToolBox, QAccessibleTable2Cell, QAccessibleStackedWidget, QAccessibleItemView, QAccessibleTree, QAccessibleItemRow, QAccessibleWidgetStack, QAccessibleApplication, QAccessibleMenuItem, QAccessibleWidgetEx, QAccessibleMenuBar, QAccessibleAbstractScrollArea, QAccessibleTable2, QAccessibleMenu, and QAccessibleWidget.
Referenced by QWindowsAccessible::accNavigate(), QAccessibleWidget::navigate(), QAccessibleMenuItem::navigate(), and QAccessibleWidget::relationTo().
QVariant QAccessibleInterface::invokeMethod | ( | Method | method, |
int | child = 0 , |
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const QVariantList & | params = QVariantList() |
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Invokes a method on child with the given parameters params and returns the result of the operation as QVariant.
Note that the type of the returned QVariant depends on the action.
Returns an invalid QVariant if the object doesn't support the action.
Definition at line 1226 of file qaccessible.cpp.
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Returns true if all the data necessary to use this interface implementation is valid (e.
g. all pointers are non-null); otherwise returns false.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleTable2HeaderCell, QAccessibleTable2Cell, QAccessibleItemView, QAccessibleItemRow, QAccessibleMenuItem, QAccessibleObjectEx, QAccessibleAbstractScrollArea, and QAccessibleObject.
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Navigates from this object to an object that has a relationship relation to this object, and returns the respective object in target.
It is the caller's responsibility to delete *target after use.
If an object is found, target is set to point to the object, and the index of the child of target is returned. The return value is 0 if target itself is the requested object. target is set to null if this object is the target object (i.e. the requested object is a handled by this object).
If no object is found target is set to null, and the return value is -1.
The entry parameter has two different meanings:
Hierarchical and Logical relationships – if multiple objects with the requested relationship exist entry specifies which one to return. entry is 1-based, e.g. use 1 to get the first (and possibly only) object with the requested relationship.
The following code demonstrates how to use this function to navigate to the first child of an object:
Note that the Descendent
value for relation is not supported.
All objects support navigation.
Implemented in QAccessibleMainWindow, QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleCalendarWidget, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleWorkspace, QAccessibleTable2HeaderCell, QAccessibleTabBar, QAccessibleMdiSubWindow, QAccessibleMdiArea, QAccessibleToolBox, QAccessibleTable2Cell, QAccessibleStackedWidget, QAccessibleItemView, QAccessibleTree, QAccessibleGroupBox, QAccessibleItemRow, QAccessibleWidgetStack, QAccessibleDisplay, QAccessibleDoubleSpinBox, QAccessibleApplication, QAccessibleMenuItem, QAccessibleWidgetEx, QAccessibleMenuBar, QAccessibleAbstractScrollArea, QAccessibleTable2, QAccessibleAbstractSpinBox, QAccessibleMenu, and QAccessibleWidget.
Referenced by QWindowsAccessible::accHitTest(), QWindowsAccessible::accNavigate(), QWindowsAccessible::get_accChild(), QWindowsAccessible::get_accFocus(), QWindowsAccessible::get_accParent(), QWindowsAccessible::get_accSelection(), QAccessibleWidget::navigate(), QAccessibleMenu::navigate(), QAccessibleMenuItem::navigate(), QAccessibleItemRow::navigate(), QAccessibleItemView::navigate(), QAccessibleTable2Cell::navigate(), and QAccessibleWidget::relationTo().
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Returns a pointer to the QObject this interface implementation provides information for.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleTable2HeaderCell, QAccessibleTable2Cell, QAccessibleItemView, QAccessibleItemRow, QAccessibleMenuItem, QAccessibleObjectEx, and QAccessibleObject.
Referenced by QAccessibleWidget::indexOfChild(), QAccessibleMenu::indexOfChild(), QAccessibleAbstractScrollArea::indexOfChild(), QAccessibleMenuBar::indexOfChild(), QAccessibleApplication::indexOfChild(), QAccessibleMenuItem::indexOfChild(), QAccessibleWidgetStack::indexOfChild(), QAccessibleStackedWidget::indexOfChild(), QAccessibleToolBox::indexOfChild(), QAccessibleMdiArea::indexOfChild(), QAccessibleMdiSubWindow::indexOfChild(), QAccessibleWorkspace::indexOfChild(), QAccessibleComboBox::indexOfChild(), QAccessibleCalendarWidget::indexOfChild(), QAccessibleMainWindow::indexOfChild(), QAInterface::QAInterface(), QAccessibleWidget::relationTo(), QAccessibleApplication::relationTo(), QAccessibleMenuItem::relationTo(), QAccessibleDisplay::relationTo(), QAccessibleItemRow::relationTo(), and QAccessibleGroupBox::relationTo().
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Returns the geometry of the object, or of the object's child if child is not 0.
The geometry is in screen coordinates.
This function is only reliable for visible objects (invisible objects might not be laid out correctly).
All visual objects provide this information.
Implemented in QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleCalendarWidget, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleMdiSubWindow, QAccessibleTable2HeaderCell, QAccessibleTabBar, QAccessibleDial, QAccessibleSlider, QAccessibleTable2Cell, QAccessibleItemView, QAccessibleScrollBar, QAccessibleTextEdit, QAccessibleItemRow, QAccessibleDoubleSpinBox, QAccessibleMenuItem, QAccessibleHeader, QAccessibleWidgetEx, QAccessibleToolButton, QAccessibleObjectEx, QAccessibleMenuBar, QAccessibleAbstractScrollArea, QAccessibleAbstractSpinBox, QAccessibleTable2, QAccessibleObject, QAccessibleWidget, and QAccessibleMenu.
Referenced by QWindowsAccessible::accLocation(), QAccessibleWidget::navigate(), QAccessibleItemView::rect(), QAccessibleWidget::relationTo(), and QAccessibleItemRow::state().
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Returns the relationship between this object's \a child and the \a other object's \a otherChild.
If child is 0 the object's own relation is returned.
The returned value indicates the relation of the called object to the other object, e.g. if this object is a child of other the return value will be Child
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The return value is a combination of the bit flags in the QAccessible::Relation enumeration.
All objects provide this information.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleTable2HeaderCell, QAccessibleTable2Cell, QAccessibleTree, QAccessibleGroupBox, QAccessibleItemRow, QAccessibleDisplay, QAccessibleMenuItem, QAccessibleApplication, QAccessibleWidgetEx, QAccessibleTable2, and QAccessibleWidget.
Referenced by QAccessibleWidget::navigate(), and QAccessibleWidget::relationTo().
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Returns the role of the object, or of the object's child if child is not 0.
The role of an object is usually static.
All accessible objects have a role.
Implemented in QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleTextBrowser, QAccessibleComboBox, QAccessibleTable2CornerButton, QAccessibleTabBar, QAccessibleTable2HeaderCell, QAccessibleDial, QAccessibleSlider, QAccessibleTable2Cell, QAccessibleScrollBar, QAccessibleItemView, QAccessibleListBox, QAccessibleTextEdit, QAccessibleGroupBox, QAccessibleItemRow, QAccessibleDoubleSpinBox, QAccessibleApplication, QAccessibleMenuItem, QAccessibleDisplay, Q3AccessibleTextEdit, QAccessibleHeader, QAccessibleWidgetEx, QAccessibleIconView, QAccessibleToolButton, QAccessibleMenuBar, QAccessibleAbstractSpinBox, QAccessibleListView, QAccessibleWidget, QAccessibleTable2, and QAccessibleMenu.
Referenced by QWindowsAccessible::get_accRole(), QAccessibleMenu::indexOfChild(), QAccessibleTable2::indexOfChild(), QAccessibleMenuBar::indexOfChild(), QAccessibleMenuItem::indexOfChild(), QAccessibleItemRow::indexOfChild(), QAccessibleTree::indexOfChild(), QAccessibleItemView::indexOfChild(), QAccessibleDockWidget::indexOfChild(), QAccessibleTable2Cell::relationTo(), and QAccessibleWidget::role().
Sets the text property t of the object, or of the object's child if child is not 0, to text.
Note that the text properties of most objects are read-only.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleTable2HeaderCell, QAccessibleMdiSubWindow, QAccessibleToolBox, QAccessibleTable2Cell, QAccessibleItemView, QAccessibleLineEdit, QAccessibleTextEdit, QAccessibleItemRow, QAccessibleMenuItem, Q3AccessibleTextEdit, QAccessibleObjectEx, QAccessibleAbstractScrollArea, and QAccessibleObject.
Referenced by QAccessibleSimpleEditableTextInterface::deleteText(), QAccessibleSimpleEditableTextInterface::insertText(), QAccessibleSimpleEditableTextInterface::pasteText(), QAccessibleSimpleEditableTextInterface::replaceText(), and QAccessibleAbstractScrollArea::setText().
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Returns the current state of the object, or of the object's child if child is not 0.
The returned value is a combination of the flags in the QAccessible::StateFlag enumeration.
All accessible objects have a state.
Implemented in QAccessibleTitleBar, QAccessibleDockWidget, QAccessibleComboBox, QAccessibleTable2CornerButton, QAccessibleWorkspace, QAccessibleTabBar, QAccessibleTable2HeaderCell, QAccessibleMdiSubWindow, QAccessibleDial, QAccessibleMdiArea, QAccessibleToolBox, QAccessibleSlider, QAccessibleTable2Cell, QAccessibleScrollBar, QAccessibleItemView, QAccessibleLineEdit, QAccessibleListBox, QAccessibleGroupBox, QAccessibleItemRow, QAccessibleDoubleSpinBox, QAccessibleApplication, QAccessibleMenuItem, QAccessibleHeader, QAccessibleWidgetEx, QAccessibleSpinBox, QAccessibleIconView, QAccessibleToolButton, QAccessibleMenuBar, QAccessibleAbstractScrollArea, QAccessibleListView, QAccessibleWidget, QAccessibleTable2, QAccessibleMenu, and QAccessibleButton.
Referenced by QWindowsAccessible::get_accSelection(), QWindowsAccessible::get_accState(), QAccessibleWidget::navigate(), QAccessibleWidget::relationTo(), QAccessibleAbstractScrollArea::state(), and QAccessibleMenuItem::state().
Returns a QSet of QAccessible::Method that are supported by this accessible interface.
Definition at line 405 of file qaccessible.h.
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Definition at line 432 of file qaccessible.h.
Referenced by QAbstractItemViewPrivate::_q_columnsInserted(), QAbstractItemViewPrivate::_q_columnsRemoved(), QAbstractItemViewPrivate::_q_layoutChanged(), QAbstractItemViewPrivate::_q_rowsInserted(), QAbstractItemViewPrivate::_q_rowsRemoved(), QAbstractItemView::reset(), and QAccessibleTable2Cell::table().
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Definition at line 423 of file qaccessible.h.
Returns the value of the text property t of the object, or of the object's child if child is not 0.
The Name is a string used by clients to identify, find, or announce an accessible object for the user. All objects must have a name that is unique within their container. The name can be used differently by clients, so the name should both give a short description of the object and be unique.
An accessible object's Description provides textual information about an object's visual appearance. The description is primarily used to provide greater context for vision-impaired users, but is also used for context searching or other applications. Not all objects have a description. An "OK" button would not need a description, but a tool button that shows a picture of a smiley would.
The Value of an accessible object represents visual information contained by the object, e.g. the text in a line edit. Usually, the value can be modified by the user. Not all objects have a value, e.g. static text labels don't, and some objects have a state that already is the value, e.g. toggle buttons.
The Help text provides information about the function and usage of an accessible object. Not all objects provide this information.
The Accelerator is a keyboard shortcut that activates the object's default action. A keyboard shortcut is the underlined character in the text of a menu, menu item or widget, and is either the character itself, or a combination of this character and a modifier key like Alt, Ctrl or Shift. Command controls like tool buttons also have shortcut keys and usually display them in their tooltip.
All objects provide a string for Name .
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleComboBox, QAccessibleTable2HeaderCell, QAccessibleTabBar, QAccessibleMdiSubWindow, QAccessibleDial, QAccessibleToolBox, QAccessibleTable2Cell, QAccessibleSlider, QAccessibleItemView, QAccessibleScrollBar, QAccessibleLineEdit, QAccessibleListBox, QAccessibleTextEdit, QAccessibleGroupBox, QAccessibleItemRow, QAccessibleMenuItem, QAccessibleDoubleSpinBox, QAccessibleApplication, QAccessibleDisplay, Q3AccessibleTextEdit, QAccessibleHeader, QAccessibleWidgetEx, QAccessibleToolButton, QAccessibleIconView, QAccessibleMenuBar, QAccessibleAbstractSpinBox, QAccessibleAbstractScrollArea, QAccessibleListView, QAccessibleTable2, QAccessibleWidget, QAccessibleMenu, and QAccessibleButton.
Referenced by QAccessibleSimpleEditableTextInterface::deleteText(), QAccessibleTable2::indexOfChild(), QAccessibleTree::indexOfChild(), QAccessibleSimpleEditableTextInterface::insertText(), QAccessibleSimpleEditableTextInterface::pasteText(), QtWndProc(), QAccessibleSimpleEditableTextInterface::replaceText(), QAccessibleAbstractScrollArea::text(), AccessibleElement::text(), and textForRange().
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Definition at line 414 of file qaccessible.h.
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Returns the number of custom actions of the object, or of the object's child if child is not 0.
The Action
type enumerates predefined actions: these are not included in the returned value.
Implemented in QAccessibleTitleBar, QAccessibleTable2CornerButton, QAccessibleTable2HeaderCell, QAccessibleTabBar, QAccessibleTable2Cell, QAccessibleItemRow, QAccessibleApplication, QAccessibleMenuItem, QAccessibleObjectEx, QAccessibleTable2, QAccessibleWidget, and QAccessibleObject.
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Definition at line 420 of file qaccessible.h.