📄 oleacc.h
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//+-------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright 1995 - 1996 Microsoft Corporation. All Rights Reserved.
//
// File: oleacc.h
//
//--------------------------------------------------------------------------
#ifndef _OLEACC_H_
#define _OLEACC_H_
// PROPERTIES: Hierarchical
#define DISPID_ACC_PARENT (-5000)
#define DISPID_ACC_CHILDCOUNT (-5001)
#define DISPID_ACC_CHILD (-5002)
// PROPERTIES: Descriptional
#define DISPID_ACC_NAME (-5003)
#define DISPID_ACC_VALUE (-5004)
#define DISPID_ACC_DESCRIPTION (-5005)
#define DISPID_ACC_ROLE (-5006)
#define DISPID_ACC_STATE (-5007)
#define DISPID_ACC_HELP (-5008)
#define DISPID_ACC_HELPTOPIC (-5009)
#define DISPID_ACC_KEYBOARDSHORTCUT (-5010)
#define DISPID_ACC_FOCUS (-5011)
#define DISPID_ACC_SELECTION (-5012)
#define DISPID_ACC_DEFAULTACTION (-5013)
// METHODS
#define DISPID_ACC_SELECT (-5014)
#define DISPID_ACC_LOCATION (-5015)
#define DISPID_ACC_NAVIGATE (-5016)
#define DISPID_ACC_HITTEST (-5017)
#define DISPID_ACC_DODEFAULTACTION (-5018)
#ifndef __MKTYPLIB__
// CONSTANTS
//
// Input to DISPID_ACC_NAVIGATE
//
#define NAVDIR_MIN 0x00000000
#define NAVDIR_UP 0x00000001
#define NAVDIR_DOWN 0x00000002
#define NAVDIR_LEFT 0x00000003
#define NAVDIR_RIGHT 0x00000004
#define NAVDIR_NEXT 0x00000005
#define NAVDIR_PREVIOUS 0x00000006
#define NAVDIR_FIRSTCHILD 0x00000007
#define NAVDIR_LASTCHILD 0x00000008
#define NAVDIR_MAX 0x00000009
// Input to DISPID_ACC_SELECT
#define SELFLAG_NONE 0x00000000
#define SELFLAG_TAKEFOCUS 0x00000001
#define SELFLAG_TAKESELECTION 0x00000002
#define SELFLAG_EXTENDSELECTION 0x00000004
#define SELFLAG_ADDSELECTION 0x00000008
#define SELFLAG_REMOVESELECTION 0x00000010
#define SELFLAG_VALID 0x0000001F
// Output from DISPID_ACC_STATE
#define STATE_SYSTEM_UNAVAILABLE 0x00000001 // Disabled
#define STATE_SYSTEM_SELECTED 0x00000002
#define STATE_SYSTEM_FOCUSED 0x00000004
#define STATE_SYSTEM_PRESSED 0x00000008
#define STATE_SYSTEM_CHECKED 0x00000010
#define STATE_SYSTEM_MIXED 0x00000020 // 3-state checkbox or toolbar button
#define STATE_SYSTEM_READONLY 0x00000040
#define STATE_SYSTEM_HOTTRACKED 0x00000080
#define STATE_SYSTEM_DEFAULT 0x00000100
#define STATE_SYSTEM_EXPANDED 0x00000200
#define STATE_SYSTEM_COLLAPSED 0x00000400
#define STATE_SYSTEM_BUSY 0x00000800
#define STATE_SYSTEM_FLOATING 0x00001000 // Children "owned" not "contained" by parent
#define STATE_SYSTEM_MARQUEED 0x00002000
#define STATE_SYSTEM_ANIMATED 0x00004000
#define STATE_SYSTEM_INVISIBLE 0x00008000
#define STATE_SYSTEM_OFFSCREEN 0x00010000
#define STATE_SYSTEM_SIZEABLE 0x00020000
#define STATE_SYSTEM_MOVEABLE 0x00040000
#define STATE_SYSTEM_SELFVOICING 0x00080000
#define STATE_SYSTEM_FOCUSABLE 0x00100000
#define STATE_SYSTEM_SELECTABLE 0x00200000
#define STATE_SYSTEM_LINKED 0x00400000
#define STATE_SYSTEM_TRAVERSED 0x00800000
#define STATE_SYSTEM_MULTISELECTABLE 0x01000000 // Supports multiple selection
#define STATE_SYSTEM_EXTSELECTABLE 0x02000000 // Supports extended selection
#define STATE_SYSTEM_ALERT_LOW 0x04000000 // This information is of low priority
#define STATE_SYSTEM_ALERT_MEDIUM 0x08000000 // This information is of medium priority
#define STATE_SYSTEM_ALERT_HIGH 0x10000000 // This information is of high priority
#define STATE_SYSTEM_VALID 0x1FFFFFFF
// Output from DISPID_ACC_ROLE
#define ROLE_SYSTEM_TITLEBAR 0x00000001
#define ROLE_SYSTEM_MENUBAR 0x00000002
#define ROLE_SYSTEM_SCROLLBAR 0x00000003
#define ROLE_SYSTEM_GRIP 0x00000004
#define ROLE_SYSTEM_SOUND 0x00000005
#define ROLE_SYSTEM_CURSOR 0x00000006
#define ROLE_SYSTEM_CARET 0x00000007
#define ROLE_SYSTEM_ALERT 0x00000008
#define ROLE_SYSTEM_WINDOW 0x00000009
#define ROLE_SYSTEM_CLIENT 0x0000000A
#define ROLE_SYSTEM_MENUPOPUP 0x0000000B
#define ROLE_SYSTEM_MENUITEM 0x0000000C
#define ROLE_SYSTEM_TOOLTIP 0x0000000D
#define ROLE_SYSTEM_APPLICATION 0x0000000E
#define ROLE_SYSTEM_DOCUMENT 0x0000000F
#define ROLE_SYSTEM_PANE 0x00000010
#define ROLE_SYSTEM_CHART 0x00000011
#define ROLE_SYSTEM_DIALOG 0x00000012
#define ROLE_SYSTEM_BORDER 0x00000013
#define ROLE_SYSTEM_GROUPING 0x00000014
#define ROLE_SYSTEM_SEPARATOR 0x00000015
#define ROLE_SYSTEM_TOOLBAR 0x00000016
#define ROLE_SYSTEM_STATUSBAR 0x00000017
#define ROLE_SYSTEM_TABLE 0x00000018
#define ROLE_SYSTEM_COLUMNHEADER 0x00000019
#define ROLE_SYSTEM_ROWHEADER 0x0000001A
#define ROLE_SYSTEM_COLUMN 0x0000001B
#define ROLE_SYSTEM_ROW 0x0000001C
#define ROLE_SYSTEM_CELL 0x0000001D
#define ROLE_SYSTEM_LINK 0x0000001E
#define ROLE_SYSTEM_HELPBALLOON 0x0000001F
#define ROLE_SYSTEM_CHARACTER 0x00000020
#define ROLE_SYSTEM_LIST 0x00000021
#define ROLE_SYSTEM_LISTITEM 0x00000022
#define ROLE_SYSTEM_OUTLINE 0x00000023
#define ROLE_SYSTEM_OUTLINEITEM 0x00000024
#define ROLE_SYSTEM_PAGETAB 0x00000025
#define ROLE_SYSTEM_PROPERTYPAGE 0x00000026
#define ROLE_SYSTEM_INDICATOR 0x00000027
#define ROLE_SYSTEM_GRAPHIC 0x00000028
#define ROLE_SYSTEM_STATICTEXT 0x00000029
#define ROLE_SYSTEM_TEXT 0x0000002A // Editable, selectable, etc.
#define ROLE_SYSTEM_PUSHBUTTON 0x0000002B
#define ROLE_SYSTEM_CHECKBUTTON 0x0000002C
#define ROLE_SYSTEM_RADIOBUTTON 0x0000002D
#define ROLE_SYSTEM_COMBOBOX 0x0000002E
#define ROLE_SYSTEM_DROPLIST 0x0000002F
#define ROLE_SYSTEM_PROGRESSBAR 0x00000030
#define ROLE_SYSTEM_DIAL 0x00000031
#define ROLE_SYSTEM_HOTKEYFIELD 0x00000032
#define ROLE_SYSTEM_SLIDER 0x00000033
#define ROLE_SYSTEM_SPINBUTTON 0x00000034
#define ROLE_SYSTEM_DIAGRAM 0x00000035
#define ROLE_SYSTEM_ANIMATION 0x00000036
#define ROLE_SYSTEM_EQUATION 0x00000037
#define ROLE_SYSTEM_BUTTONDROPDOWN 0x00000038
#define ROLE_SYSTEM_BUTTONMENU 0x00000039
#define ROLE_SYSTEM_BUTTONDROPDOWNGRID 0x0000003A
#define ROLE_SYSTEM_WHITESPACE 0x0000003B
#define ROLE_SYSTEM_PAGETABLIST 0x0000003C
#define ROLE_SYSTEM_CLOCK 0x0000003D
////////////////////////////////////////////////////////////////////////////
// IAccessible definition
//
// #define NO_ACCESSIBLE_INTERFACE if you need to include multiple header
// files that define the IAccessible interface.
#ifdef NO_ACCESSIBLE_INTERFACE
interface IAccessible;
#else
#undef INTERFACE
#define INTERFACE IAccessible
DEFINE_GUID(LIBID_Accessibility, 0x1ea4dbf0, 0x3c3b, 0x11cf, 0x81, 0x0c, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
DEFINE_GUID(IID_IAccessible, 0x618736e0, 0x3c3d, 0x11cf, 0x81, 0x0c, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
DECLARE_INTERFACE_(IAccessible, IDispatch)
{
#ifndef NO_BASEINTERFACE_FUNCS
STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
STDMETHOD(GetTypeInfoCount)(THIS_ UINT FAR* pctinfo) PURE;
STDMETHOD(GetTypeInfo)(THIS_ UINT itinfo, LCID lcid, ITypeInfo FAR* FAR* pptinfo) PURE;
STDMETHOD(GetIDsOfNames)(THIS_ REFIID riid, OLECHAR FAR* FAR* rgszNames, UINT cNames,
LCID lcid, DISPID FAR* rgdispid) PURE;
STDMETHOD(Invoke)(THIS_ DISPID dispidMember, REFIID riid, LCID lcid, WORD wFlags,
DISPPARAMS FAR* pdispparams, VARIANT FAR* pvarResult, EXCEPINFO FAR* pexcepinfo,
UINT FAR* puArgErr) PURE;
#endif
STDMETHOD(get_accParent)(THIS_ IDispatch * FAR* ppdispParent) PURE;
STDMETHOD(get_accChildCount)(THIS_ long FAR* pChildCount) PURE;
STDMETHOD(get_accChild)(THIS_ VARIANT varChildIndex, IDispatch * FAR* ppdispChild) PURE;
STDMETHOD(get_accName)(THIS_ VARIANT varChild, BSTR* pszName) PURE;
STDMETHOD(get_accValue)(THIS_ VARIANT varChild, BSTR* pszValue) PURE;
STDMETHOD(get_accDescription)(THIS_ VARIANT varChild, BSTR FAR* pszDescription) PURE;
STDMETHOD(get_accRole)(THIS_ VARIANT varChild, VARIANT *pvarRole) PURE;
STDMETHOD(get_accState)(THIS_ VARIANT varChild, VARIANT *pvarState) PURE;
STDMETHOD(get_accHelp)(THIS_ VARIANT varChild, BSTR* pszHelp) PURE;
STDMETHOD(get_accHelpTopic)(THIS_ BSTR* pszHelpFile, VARIANT varChild, long* pidTopic) PURE;
STDMETHOD(get_accKeyboardShortcut)(THIS_ VARIANT varChild, BSTR* pszKeyboardShortcut) PURE;
STDMETHOD(get_accFocus)(THIS_ VARIANT FAR * pvarFocusChild) PURE;
STDMETHOD(get_accSelection)(THIS_ VARIANT FAR * pvarSelectedChildren) PURE;
STDMETHOD(get_accDefaultAction)(THIS_ VARIANT varChild, BSTR* pszDefaultAction) PURE;
STDMETHOD(accSelect)(THIS_ long flagsSelect, VARIANT varChild) PURE;
STDMETHOD(accLocation)(THIS_ long* pxLeft, long* pyTop, long* pcxWidth, long* pcyHeight, VARIANT varChild) PURE;
STDMETHOD(accNavigate)(THIS_ long navDir, VARIANT varStart, VARIANT * pvarEndUpAt) PURE;
STDMETHOD(accHitTest)(THIS_ long xLeft, long yTop, VARIANT * pvarChildAtPoint) PURE;
STDMETHOD(accDoDefaultAction)(THIS_ VARIANT varChild) PURE;
STDMETHOD(put_accName)(THIS_ VARIANT varChild, BSTR szName) PURE;
STDMETHOD(put_accValue)(THIS_ VARIANT varChild, BSTR pszValue) PURE;
};
#endif // NO_ACCESSIBLE_INTERFACE
typedef IAccessible* LPACCESSIBLE;
////////////////////////////////////////////////////////////////////////////
// GUIDs (these GUIDs can be linked to from OLEACC.LIB)
//EXTERN_C __declspec(dllimport) const GUID LIBID_Accessibility;
//EXTERN_C __declspec(dllimport) const IID IID_IAccessible;
////////////////////////////////////////////////////////////////////////////
// Types to help dynamic binding to OLEACC.DLL
typedef LRESULT (STDAPICALLTYPE *LPFNLRESULTFROMOBJECT)(REFIID riid, WPARAM wParam, LPUNKNOWN punk);
typedef HRESULT (STDAPICALLTYPE *LPFNOBJECTFROMLRESULT)(LRESULT lResult, REFIID riid, WPARAM wParam, void** ppvObject);
typedef HRESULT (STDAPICALLTYPE *LPFNACCESSIBLEOBJECTFROMWINDOW)(HWND hwnd, DWORD dwId, REFIID riid, void** ppvObject);
typedef HRESULT (STDAPICALLTYPE *LPFNACCESSIBLEOBJECTFROMPOINT)(POINT ptScreen, IAccessible** ppacc, VARIANT* pvarChild);
typedef HRESULT (STDAPICALLTYPE *LPFNCREATESTDACCESSIBLEOBJECT)(HWND hwnd, LONG idObject, REFIID riid, void** ppvObject);
typedef HRESULT (STDAPICALLTYPE *LPFNACCESSIBLECHILDREN)(IAccessible* paccContainer, LONG iChildStart,LONG cChildren,
VARIANT* rgvarChildren,LONG* pcObtained);
////////////////////////////////////////////////////////////////////////////
// Prototypes
STDAPI_(LRESULT) LresultFromObject(REFIID riid, WPARAM wParam, LPUNKNOWN punk);
STDAPI ObjectFromLresult(LRESULT lResult, REFIID riid, WPARAM wParam, void** ppvObject);
STDAPI WindowFromAccessibleObject(IAccessible*, HWND* phwnd);
STDAPI AccessibleObjectFromWindow(HWND hwnd, DWORD dwId, REFIID riid, void **ppvObject);
STDAPI AccessibleObjectFromEvent(HWND hwnd, DWORD dwId, DWORD dwChildId, IAccessible** ppacc, VARIANT* pvarChild);
STDAPI AccessibleObjectFromPoint(POINT ptScreen, IAccessible ** ppacc, VARIANT* pvarChild);
STDAPI CreateStdAccessibleObject(HWND hwnd, LONG idObject, REFIID riid, void** ppvObject);
STDAPI AccessibleChildren (IAccessible* paccContainer, LONG iChildStart,
LONG cChildren, VARIANT* rgvarChildren,LONG* pcObtained);
STDAPI_(UINT) GetRoleTextA(DWORD lRole, LPSTR lpszRole, UINT cchRoleMax);
STDAPI_(UINT) GetRoleTextW(DWORD lRole, LPWSTR lpszRole, UINT cchRoleMax);
#ifdef UNICODE
#define GetRoleText GetRoleTextW
#else
#define GetRoleText GetRoleTextA
#endif // UNICODE
STDAPI_(UINT) GetStateTextA(DWORD lStateBit, LPSTR lpszState, UINT cchState);
STDAPI_(UINT) GetStateTextW(DWORD lStateBit, LPWSTR lpszState, UINT cchState);
#ifdef UNICODE
#define GetStateText GetStateTextW
#else
#define GetStateText GetStateTextA
#endif // UNICODE
#endif // !__MKTYPLIB__
#endif // _OLEACC_H_
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