#ifndef _WX_ACCESSBASE_H_
#define _WX_ACCESSBASE_H_
-#if defined(__GNUG__) && !defined(__APPLE__)
- #pragma interface "accessbase.h"
-#endif
-
// ----------------------------------------------------------------------------
// headers we have to include here
// ----------------------------------------------------------------------------
+#include "wx/defs.h"
+
+#if wxUSE_ACCESSIBILITY
+
#include "wx/variant.h"
typedef enum
{
wxACC_FAIL,
+ wxACC_FALSE,
wxACC_OK,
wxACC_NOT_IMPLEMENTED,
wxACC_NOT_SUPPORTED
typedef enum
{
wxNAVDIR_DOWN,
- // Navigate to the sibling object located below the starting object.
-
wxNAVDIR_FIRSTCHILD,
- // Navigate to the first child of this object. When using this flag,
- // the lVal member of the varStart parameter must be CHILDID_SELF.
-
wxNAVDIR_LASTCHILD,
- // Navigate to the last child of this object. When using this flag,
- // the lVal member of the varStart parameter must be CHILDID_SELF.
-
wxNAVDIR_LEFT,
- // Navigate to the sibling object located to the left of the starting object.
-
wxNAVDIR_NEXT,
- // Navigate to the next logical object, generally a sibling to the starting object.
-
wxNAVDIR_PREVIOUS,
- // Navigate to the previous logical object, generally a sibling to the starting object.
-
wxNAVDIR_RIGHT,
- // Navigate to the sibling object located to the right of the starting object.
-
wxNAVDIR_UP
- // Navigate to the sibling object located above the starting object.
} wxNavDir;
// Role constants
-typedef enum {
+typedef enum {
wxROLE_NONE,
- // No assigned role.
wxROLE_SYSTEM_ALERT,
- // The object represents an alert or a condition that a user should
- // be notified about. This role is used only for objects that embody
- // an alert but are not associated with another user interface element
- // such as a message box, graphic, text, or sound.
wxROLE_SYSTEM_ANIMATION,
- // The object represents an animation control, which contains content
- // that changes over time, such as a control that displays a series of
- // bitmap frames, like a film strip. Animation controls are displayed
- // when files are copied, or when some other time-consuming task is performed.
wxROLE_SYSTEM_APPLICATION,
- // The object represents a main window for an application.
wxROLE_SYSTEM_BORDER,
- // The object represents a window border. The entire border is
- // represented by a single object, rather than by separate objects
- // for each side.
wxROLE_SYSTEM_BUTTONDROPDOWN,
- // The object represents a button that drops down a list of items.
wxROLE_SYSTEM_BUTTONDROPDOWNGRID,
- // The object represents a button that drops down a grid.
wxROLE_SYSTEM_BUTTONMENU,
- // The object represents a button that drops down a menu.
wxROLE_SYSTEM_CARET,
- // The object represents the system caret.
wxROLE_SYSTEM_CELL,
- // The object represents a cell within a table.
wxROLE_SYSTEM_CHARACTER,
- // The object represents a cartoon-like graphic object which is
- // displayed to provide help to users of an application.
wxROLE_SYSTEM_CHART,
- // The object represents a graphical image used to represent data.
wxROLE_SYSTEM_CHECKBUTTON,
- // The object represents a check box control, an option turned on
- // or off independently of other options.
wxROLE_SYSTEM_CLIENT,
- // The object represents a window's client area.
wxROLE_SYSTEM_CLOCK,
- // The object represents a control that displays time.
wxROLE_SYSTEM_COLUMN,
- // The object represents a column of cells within a table.
wxROLE_SYSTEM_COLUMNHEADER,
- // The object represents a column header, providing a visual label
- // for a column in a table.
wxROLE_SYSTEM_COMBOBOX,
- // The object represents a combo box; an edit control with an
- // associated list box that provides a set of predefined choices.
wxROLE_SYSTEM_CURSOR,
- // The object represents the system mouse pointer.
wxROLE_SYSTEM_DIAGRAM,
- // The object represents a graphical image used to diagram data.
wxROLE_SYSTEM_DIAL,
- // The object represents a dial or knob. This is also a read-only
- // object with like a speedometer.
wxROLE_SYSTEM_DIALOG,
- // The object represents a dialog box or message box.
wxROLE_SYSTEM_DOCUMENT,
- // The object represents a document window. A document window is
- // always contained within an application window. This role applies
- // only to multiple-document interface (MDI) windows and refers to
- // the object that contains the MDI title bar.
wxROLE_SYSTEM_DROPLIST,
- // The object represents a drop-down list box. It shows one item and
- // allows the user to display and select another from a list of
- // alternative values.
wxROLE_SYSTEM_EQUATION,
- // The object represents a mathematical equation.
wxROLE_SYSTEM_GRAPHIC,
- // The object represents a picture.
wxROLE_SYSTEM_GRIP,
- // The object represents a special mouse pointer, which allows a user
- // to manipulate user interface elements such as a window. For
- // example, a user clicks and drags a sizing grip in the lower-right
- // corner of a window to resize it.
wxROLE_SYSTEM_GROUPING,
- // The object logically groups other objects. There is not always a
- // parent-child relationship between the grouping object and the
- // objects it contains.
wxROLE_SYSTEM_HELPBALLOON,
- // The object displays help in the form of a ToolTip or help balloon.
wxROLE_SYSTEM_HOTKEYFIELD,
- // The object represents a hot-key field that allows the user to
- // enter a combination or sequence of keystrokes.
wxROLE_SYSTEM_INDICATOR,
- // The object represents an indicator such as a pointer graphic
- // that points to the current item.
wxROLE_SYSTEM_LINK,
- // The object represents a link to something else. This object might
- // look like text or a graphic, but it acts like a button.
wxROLE_SYSTEM_LIST,
- // The object represents a list box, allowing the user to select
- // one or more items.
wxROLE_SYSTEM_LISTITEM,
- // The object represents an item in a list box or the list portion
- // of a combo box, drop-down list box, or drop-down combo box.
wxROLE_SYSTEM_MENUBAR,
- // The object represents the menu bar, following (beneath) the title
- // bar of a window, from which menus are selected by the user.
wxROLE_SYSTEM_MENUITEM,
- // The object represents a menu item, which is an entry in a menu
- // that a user can choose to carry out a command, select an option,
- // or display another menu. Functionally, a menu item is equivalent
- // to a push button, radio button, check box, or menu.
wxROLE_SYSTEM_MENUPOPUP,
- // The object represents a menu, which presents a list of options
- // from which the user can make a selection to perform an action.
- // All menu types must have this role, including drop-down menus
- // that are displayed by selection from a menu bar, and shortcut
- // menus that are displayed when the right mouse button is clicked.
wxROLE_SYSTEM_OUTLINE,
- // The object represents an outline or tree structure, such as a
- // tree view control, which displays a hierarchical list and allows
- // the user to expand and collapse branches.
wxROLE_SYSTEM_OUTLINEITEM,
- // The object represents an item in an outline or tree structure.
wxROLE_SYSTEM_PAGETAB,
- // The object represents a page tab. The only child of a page tab
- // control is a wxROLE_SYSTEM_GROUPING object that contains the
- // contents of the associated page.
wxROLE_SYSTEM_PAGETABLIST,
- // The object represents a container of page tab controls.
wxROLE_SYSTEM_PANE,
- // The object represents a pane within a frame or document window.
- // Users can navigate between panes and within the contents of the
- // current pane, but cannot navigate between items in different panes.
- // Thus, panes represent a level of grouping lower than frame windows
- // or documents, but above individual controls. The user navigates
- // between panes by pressing TAB, F6, or CTRL+TAB, depending on
- // the context.
wxROLE_SYSTEM_PROGRESSBAR,
- // The object represents a progress bar, dynamically showing the user
- // the percent complete of an operation in progress. This control takes no user input.
wxROLE_SYSTEM_PROPERTYPAGE,
- // The object represents a property sheet.
wxROLE_SYSTEM_PUSHBUTTON,
- // The object represents a push button control.
wxROLE_SYSTEM_RADIOBUTTON,
- // The object represents an option button, also called a radio button.
- // It is one of a group of mutually exclusive options. All objects
- // sharing a single parent that have this attribute are assumed to
- // be part of single mutually exclusive group. Use
- // wxROLE_SYSTEM_GROUPING objects to divide them into separate groups.
wxROLE_SYSTEM_ROW,
- // The object represents a row of cells within a table.
wxROLE_SYSTEM_ROWHEADER,
- // The object represents a row header, that provides a visual label
- // for a table row.
wxROLE_SYSTEM_SCROLLBAR,
- // The object represents a vertical or horizontal scroll bar, which
- // is part of the client area or used in a control.
wxROLE_SYSTEM_SEPARATOR,
- // The object is used to visually divide a space into two regions,
- // such as a separator menu item or a bar that divides split panes
- // within a window.
wxROLE_SYSTEM_SLIDER,
- // The object represents a slider, which allows the user to adjust
- // a setting in given increments between minimum and maximum values.
wxROLE_SYSTEM_SOUND,
- // The object represents a system sound, which is associated with
- // various system events.
wxROLE_SYSTEM_SPINBUTTON,
- // The object represents a spin box, which is a control that allows
- // the user to increment or decrement the value displayed in a
- // separate "buddy" control associated with the spin box.
wxROLE_SYSTEM_STATICTEXT,
- // The object represents read-only text such as labels for other
- // controls or instructions in a dialog box. Static text cannot be
- // modified or selected.
wxROLE_SYSTEM_STATUSBAR,
- // The object represents a status bar, which is an area at the
- // bottom of a window that displays information about the current
- // operation, state of the application, or selected object. The
- // status bar has multiple fields, which display different kinds
- // of information.
wxROLE_SYSTEM_TABLE,
- // The object represents a table that contains rows and columns of
- // cells, and optionally, row headers and column headers.
wxROLE_SYSTEM_TEXT,
- // The object represents selectable text that allows edits or is read-only.
wxROLE_SYSTEM_TITLEBAR,
- // The object represents a title or caption bar for a window.
wxROLE_SYSTEM_TOOLBAR,
- // The object represents a toolbar, which is a grouping of controls
- // that provide easy access to frequently used features.
wxROLE_SYSTEM_TOOLTIP,
- // The object represents a ToolTip that provides helpful hints.
wxROLE_SYSTEM_WHITESPACE,
- // The object represents blank space between other objects.
wxROLE_SYSTEM_WINDOW
- // The object represents the window frame, which contains child objects
- // such as a title bar, client, and other objects contained in a window.
} wxAccRole;
-// Accessible states
+// Object types
+
+typedef enum {
+ wxOBJID_WINDOW = 0x00000000,
+ wxOBJID_SYSMENU = 0xFFFFFFFF,
+ wxOBJID_TITLEBAR = 0xFFFFFFFE,
+ wxOBJID_MENU = 0xFFFFFFFD,
+ wxOBJID_CLIENT = 0xFFFFFFFC,
+ wxOBJID_VSCROLL = 0xFFFFFFFB,
+ wxOBJID_HSCROLL = 0xFFFFFFFA,
+ wxOBJID_SIZEGRIP = 0xFFFFFFF9,
+ wxOBJID_CARET = 0xFFFFFFF8,
+ wxOBJID_CURSOR = 0xFFFFFFF7,
+ wxOBJID_ALERT = 0xFFFFFFF6,
+ wxOBJID_SOUND = 0xFFFFFFF5
+} wxAccObject;
-#define wxACC_STATE_SYSTEM_ALERT_HIGH 0x0000001
-/*
- Indicates important information to convey to the user
- immediately. For example, a battery level indicator that
- reaches a critical low level transitions to this state,
- in which case a blind access utility announces this
- information immediately to the user, and a screen
- magnification program scrolls the screen so the battery
- indicator is in view. This state is also appropriate for
- any prompt or operation that must be completed before
- the user can continue.
-*/
+// Accessible states
+#define wxACC_STATE_SYSTEM_ALERT_HIGH 0x00000001
#define wxACC_STATE_SYSTEM_ALERT_MEDIUM 0x00000002
-/*
- Indicates important information that is not conveyed to
- the user immediately. For example, when a battery level
- indicator is starting to reach a low level, it generates
- a medium-level alert. Blind access utilities then
- generate a sound to let the user know that important
- information is available, without actually interrupting
- the user's work. The user could then query the alert
- information at his or her leisure.
-*/
-
#define wxACC_STATE_SYSTEM_ALERT_LOW 0x00000004
-/*
- Indicates low-priority information that is not important
- to the user. This state is used, for example, when Word
- changes the appearance of the TipWizard button on its
- toolbar to indicate that it has a hint for the user.
-*/
-
#define wxACC_STATE_SYSTEM_ANIMATED 0x00000008
-/*
- The object's appearance changes rapidly or constantly.
- Graphics that are occasionally animated are described as
- wxROLE_SYSTEM_GRAPHIC with the State property set to
- This state is be used to indicate
- that the object's location is changing.
-*/
-
#define wxACC_STATE_SYSTEM_BUSY 0x00000010
-/*
- The control cannot accept input at this time.
-*/
-
#define wxACC_STATE_SYSTEM_CHECKED 0x00000020
-/*
- The object's check box is selected.
-*/
-
#define wxACC_STATE_SYSTEM_COLLAPSED 0x00000040
-/*
- Children of this object that have the
- ROLE_SYSTEM_OUTLINEITEM role are hidden.
-*/
-
#define wxACC_STATE_SYSTEM_DEFAULT 0x00000080
-/*
- The default button or menu item.
-*/
-
#define wxACC_STATE_SYSTEM_EXPANDED 0x00000100
-/*
- Children of this object that have the
- ROLE_SYSTEM_OUTLINEITEM role are displayed.
-*/
-
#define wxACC_STATE_SYSTEM_EXTSELECTABLE 0x00000200
-/*
- Indicates that an object extends its selection using
- SELFLAG_EXTENDSELECTION in the IAccessible::accSelect
- method.
-*/
-
#define wxACC_STATE_SYSTEM_FLOATING 0x00000400
-/*
- The object is not clipped to the boundary of its parent
- object and does not move automatically when the parent
- moves.
-*/
-
#define wxACC_STATE_SYSTEM_FOCUSABLE 0x00000800
-/*
- The object is on the active window and ready to receive
- keyboard focus.
-*/
-
#define wxACC_STATE_SYSTEM_FOCUSED 0x00001000
-/*
- The object has the keyboard focus. Do not confuse object
- focus with object selection. For more information, see
- Selection and Focus Properties and Methods.
-*/
-
#define wxACC_STATE_SYSTEM_HOTTRACKED 0x00002000
-/*
- The object is hot-tracked by the mouse, meaning that its
- appearance has changed to indicate that the mouse
- pointer is located over it.
-*/
-
#define wxACC_STATE_SYSTEM_INVISIBLE 0x00004000
-/*
- Object is hidden or not visible. A list of files names
- in a list box contain several hundred names, but only a
- few are visible to the user. The rest are clipped by the
- parent and have wxACC_STATE_SYSTEM_INVISIBLE set. Objects that
- are never visible are set as wxACC_STATE_SYSTEM_OFFSCREEN.
- Note that an object is considered visible when the
- wxACC_STATE_SYSTEM_INVISIBLE flag is not set, and yet obscured
- by another application, so is not visible to the user.
- For example, an object is considered visible if it
- appears in the main window of an application even though
- it is obscured by a dialog.
-*/
-
#define wxACC_STATE_SYSTEM_MARQUEED 0x00008000
-/*
- Indicates scrolling or moving text or graphics.
-*/
-
#define wxACC_STATE_SYSTEM_MIXED 0x00010000
-/*
- Indicates that the state of a three-state check box or
- toolbar button is not determined. The check box is
- neither checked nor unchecked and is therefore in the
- third or mixed state.
-*/
-
#define wxACC_STATE_SYSTEM_MULTISELECTABLE 0x00020000
-/*
- Object accepts multiple selected items,
- SELFLAG_ADDSELECTION for the IAccessible::accSelect
- method is valid.
-*/
-
#define wxACC_STATE_SYSTEM_OFFSCREEN 0x00040000
-/*
- Indicates that the object has no on-screen
- representation. A sound or alert object has this state,
- or a hidden window that is never made visible.
-*/
-
#define wxACC_STATE_SYSTEM_PRESSED 0x00080000
-/*
- The object is pressed.
-*/
-
#define wxACC_STATE_SYSTEM_PROTECTED 0x00100000
-/*
- The object is a password-protected edit control.
-*/
-
#define wxACC_STATE_SYSTEM_READONLY 0x00200000
-/*
- The object is read-only.
-*/
-
#define wxACC_STATE_SYSTEM_SELECTABLE 0x00400000
-/*
- The object accepts selection.
-*/
-
#define wxACC_STATE_SYSTEM_SELECTED 0x00800000
-/*
- The object is selected.
-*/
-
#define wxACC_STATE_SYSTEM_SELFVOICING 0x01000000
-/*
- The object or child uses text-to-speech (TTS) for
- description purposes. A speech-based accessibility aid
- does not announce information when an object with this
- state has the focus because the object automatically
- announces information.
-*/
-
#define wxACC_STATE_SYSTEM_UNAVAILABLE 0x02000000
-/*
- The object is unavailable.
-*/
// Selection flag
wxACC_SEL_REMOVESELECTION = 16
} wxAccSelectionFlags;
+// Accessibility event identifiers
+
+#define wxACC_EVENT_SYSTEM_SOUND 0x0001
+#define wxACC_EVENT_SYSTEM_ALERT 0x0002
+#define wxACC_EVENT_SYSTEM_FOREGROUND 0x0003
+#define wxACC_EVENT_SYSTEM_MENUSTART 0x0004
+#define wxACC_EVENT_SYSTEM_MENUEND 0x0005
+#define wxACC_EVENT_SYSTEM_MENUPOPUPSTART 0x0006
+#define wxACC_EVENT_SYSTEM_MENUPOPUPEND 0x0007
+#define wxACC_EVENT_SYSTEM_CAPTURESTART 0x0008
+#define wxACC_EVENT_SYSTEM_CAPTUREEND 0x0009
+#define wxACC_EVENT_SYSTEM_MOVESIZESTART 0x000A
+#define wxACC_EVENT_SYSTEM_MOVESIZEEND 0x000B
+#define wxACC_EVENT_SYSTEM_CONTEXTHELPSTART 0x000C
+#define wxACC_EVENT_SYSTEM_CONTEXTHELPEND 0x000D
+#define wxACC_EVENT_SYSTEM_DRAGDROPSTART 0x000E
+#define wxACC_EVENT_SYSTEM_DRAGDROPEND 0x000F
+#define wxACC_EVENT_SYSTEM_DIALOGSTART 0x0010
+#define wxACC_EVENT_SYSTEM_DIALOGEND 0x0011
+#define wxACC_EVENT_SYSTEM_SCROLLINGSTART 0x0012
+#define wxACC_EVENT_SYSTEM_SCROLLINGEND 0x0013
+#define wxACC_EVENT_SYSTEM_SWITCHSTART 0x0014
+#define wxACC_EVENT_SYSTEM_SWITCHEND 0x0015
+#define wxACC_EVENT_SYSTEM_MINIMIZESTART 0x0016
+#define wxACC_EVENT_SYSTEM_MINIMIZEEND 0x0017
+#define wxACC_EVENT_OBJECT_CREATE 0x8000
+#define wxACC_EVENT_OBJECT_DESTROY 0x8001
+#define wxACC_EVENT_OBJECT_SHOW 0x8002
+#define wxACC_EVENT_OBJECT_HIDE 0x8003
+#define wxACC_EVENT_OBJECT_REORDER 0x8004
+#define wxACC_EVENT_OBJECT_FOCUS 0x8005
+#define wxACC_EVENT_OBJECT_SELECTION 0x8006
+#define wxACC_EVENT_OBJECT_SELECTIONADD 0x8007
+#define wxACC_EVENT_OBJECT_SELECTIONREMOVE 0x8008
+#define wxACC_EVENT_OBJECT_SELECTIONWITHIN 0x8009
+#define wxACC_EVENT_OBJECT_STATECHANGE 0x800A
+#define wxACC_EVENT_OBJECT_LOCATIONCHANGE 0x800B
+#define wxACC_EVENT_OBJECT_NAMECHANGE 0x800C
+#define wxACC_EVENT_OBJECT_DESCRIPTIONCHANGE 0x800D
+#define wxACC_EVENT_OBJECT_VALUECHANGE 0x800E
+#define wxACC_EVENT_OBJECT_PARENTCHANGE 0x800F
+#define wxACC_EVENT_OBJECT_HELPCHANGE 0x8010
+#define wxACC_EVENT_OBJECT_DEFACTIONCHANGE 0x8011
+#define wxACC_EVENT_OBJECT_ACCELERATORCHANGE 0x8012
+
// ----------------------------------------------------------------------------
// wxAccessible
// All functions return an indication of success, failure, or not implemented.
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxAccessible;
-class WXDLLEXPORT wxAccessibleBase : public wxObject
+class WXDLLIMPEXP_FWD_CORE wxAccessible;
+class WXDLLIMPEXP_FWD_CORE wxWindow;
+class WXDLLIMPEXP_FWD_CORE wxPoint;
+class WXDLLIMPEXP_FWD_CORE wxRect;
+class WXDLLIMPEXP_CORE wxAccessibleBase : public wxObject
{
DECLARE_NO_COPY_CLASS(wxAccessibleBase)
public:
- wxAccessibleBase(wxWindow* win): m_window(win) {};
- virtual ~wxAccessibleBase() {};
+ wxAccessibleBase(wxWindow* win): m_window(win) {}
+ virtual ~wxAccessibleBase() {}
// Overridables
// Can return either a child object, or an integer
// representing the child element, starting from 1.
+ // pt is in screen coordinates.
virtual wxAccStatus HitTest(const wxPoint& WXUNUSED(pt), int* WXUNUSED(childId), wxAccessible** WXUNUSED(childObject))
{ return wxACC_NOT_IMPLEMENTED; }
// Returns the rectangle for this object (id = 0) or a child element (id > 0).
+ // rect is in screen coordinates.
virtual wxAccStatus GetLocation(wxRect& WXUNUSED(rect), int WXUNUSED(elementId))
{ return wxACC_NOT_IMPLEMENTED; }
{ return wxACC_NOT_IMPLEMENTED; }
// Gets the number of children.
- virtual wxAccStatus GetChildCount(int* WXUNUSED(childId))
+ virtual wxAccStatus GetChildCount(int* WXUNUSED(childCount))
{ return wxACC_NOT_IMPLEMENTED; }
// Gets the specified child (starting from 1).
virtual wxAccStatus GetFocus(int* WXUNUSED(childId), wxAccessible** WXUNUSED(child))
{ return wxACC_NOT_IMPLEMENTED; }
+#if wxUSE_VARIANT
// Gets a variant representing the selected children
// of this object.
// Acceptable values:
// - a "void*" pointer to a wxAccessible child object
virtual wxAccStatus GetSelections(wxVariant* WXUNUSED(selections))
{ return wxACC_NOT_IMPLEMENTED; }
+#endif // wxUSE_VARIANT
// Accessors
void SetWindow(wxWindow* window) { m_window = window; }
+// Operations
+
+ // Each platform's implementation must define this
+ // static void NotifyEvent(int eventType, wxWindow* window, wxAccObject objectType,
+ // int objectId);
+
private:
// Data members
};
-/*
-
-NOTES
-Possibly have ways to access other accessible objects.
-What if they're not explicitly implemented? Should be able to use
-the accessible API to retrieve info about them. Probably
-should use a quite different client API, to be able to
-retrieve info from other apps too.
-But try to avoid implementing this unless absolutely necessary.
-
- */
-
// ----------------------------------------------------------------------------
// now include the declaration of the real class
// ----------------------------------------------------------------------------
#if defined(__WXMSW__)
#include "wx/msw/ole/access.h"
-#elif defined(__WXMOTIF__)
- #include "wx/generic/access.h"
-#elif defined(__WXMGL__)
- #include "wx/generic/access.h"
-#elif defined(__WXGTK__)
- #include "wx/generic/access.h"
-#elif defined(__WXX11__)
- #include "wx/generic/access.h"
-#elif defined(__WXMAC__)
- #include "wx/generic/access.h"
-#elif defined(__WXPM__)
- #include "wx/generic/access.h"
#endif
-#endif
- // _WX_ACCESSBASE_H_
+#endif // wxUSE_ACCESSIBILITY
+
+#endif // _WX_ACCESSBASE_H_
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