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Diffstat (limited to 'src/gui/accessible/qaccessible_win.cpp')
| -rw-r--r-- | src/gui/accessible/qaccessible_win.cpp | 1217 |
1 files changed, 0 insertions, 1217 deletions
diff --git a/src/gui/accessible/qaccessible_win.cpp b/src/gui/accessible/qaccessible_win.cpp deleted file mode 100644 index caa21043d8..0000000000 --- a/src/gui/accessible/qaccessible_win.cpp +++ /dev/null @@ -1,1217 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the Technology Preview License Agreement accompanying -** this package. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "qaccessible.h" -#ifndef QT_NO_ACCESSIBILITY - -#include "qapplication.h" -#include <private/qsystemlibrary_p.h> -#include "qmessagebox.h" // ### dependency -#include "qt_windows.h" -#include "qwidget.h" -#include "qsettings.h" - -#include <winuser.h> -#if !defined(WINABLEAPI) -# if defined(Q_WS_WINCE) -# include <bldver.h> -# endif -# include <winable.h> -#endif - -#include <oleacc.h> -#if !defined(Q_CC_BOR) && !defined (Q_CC_GNU) -#include <comdef.h> -#endif - -#ifdef Q_WS_WINCE -#include "qguifunctions_wince.h" -#endif - -QT_BEGIN_NAMESPACE - -//#define DEBUG_SHOW_ATCLIENT_COMMANDS -#ifdef DEBUG_SHOW_ATCLIENT_COMMANDS -QT_BEGIN_INCLUDE_NAMESPACE -#include <qdebug.h> -QT_END_INCLUDE_NAMESPACE - -static const char *roleString(QAccessible::Role role) -{ - static const char *roles[] = { - "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 */, // Editable, selectable, etc. - "PushButton" /* = 0x0000002B */, - "CheckBox" /* = 0x0000002C */, - "RadioButton" /* = 0x0000002D */, - "ComboBox" /* = 0x0000002E */, - "DropList" /* = 0x0000002F */, // commented out - "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 */, - "UserRole" /* = 0x0000ffff*/ - }; - - if (role >=0x40) - role = QAccessible::UserRole; - return roles[int(role)]; -} - -void showDebug(const char* funcName, const QAccessibleInterface *iface) -{ - qDebug() << "Role:" << roleString(iface->role(0)) - << "Name:" << iface->text(QAccessible::Name, 0) - << "State:" << QString::number(int(iface->state(0)), 16) - << QLatin1String(funcName); -} -#else -# define showDebug(f, iface) -#endif - -void QAccessible::initialize() -{ - -} -void QAccessible::cleanup() -{ - -} - -void QAccessible::updateAccessibility(QObject *o, int who, Event reason) -{ - Q_ASSERT(o); - - if (updateHandler) { - updateHandler(o, who, reason); - return; - } - - QString soundName; - switch (reason) { - case PopupMenuStart: - soundName = QLatin1String("MenuPopup"); - break; - - case MenuCommand: - soundName = QLatin1String("MenuCommand"); - break; - - case Alert: - { -#ifndef QT_NO_MESSAGEBOX - QMessageBox *mb = qobject_cast<QMessageBox*>(o); - if (mb) { - switch (mb->icon()) { - case QMessageBox::Warning: - soundName = QLatin1String("SystemExclamation"); - break; - case QMessageBox::Critical: - soundName = QLatin1String("SystemHand"); - break; - case QMessageBox::Information: - soundName = QLatin1String("SystemAsterisk"); - break; - default: - break; - } - } else -#endif // QT_NO_MESSAGEBOX - { - soundName = QLatin1String("SystemAsterisk"); - } - - } - break; - default: - break; - } - - if (soundName.size()) { -#ifndef QT_NO_SETTINGS - QSettings settings(QLatin1String("HKEY_CURRENT_USER\\AppEvents\\Schemes\\Apps\\.Default\\") + soundName, - QSettings::NativeFormat); - QString file = settings.value(QLatin1String(".Current/.")).toString(); -#else - QString file; -#endif - if (!file.isEmpty()) { - PlaySound(reinterpret_cast<const wchar_t *>(soundName.utf16()), 0, SND_ALIAS | SND_ASYNC | SND_NODEFAULT | SND_NOWAIT); - } - } - - if (!isActive()) - return; - - typedef void (WINAPI *PtrNotifyWinEvent)(DWORD, HWND, LONG, LONG); - -#if defined(Q_WS_WINCE) // ### TODO: check for NotifyWinEvent in CE 6.0 - // There is no user32.lib nor NotifyWinEvent for CE - return; -#else - static PtrNotifyWinEvent ptrNotifyWinEvent = 0; - static bool resolvedNWE = false; - if (!resolvedNWE) { - resolvedNWE = true; - ptrNotifyWinEvent = (PtrNotifyWinEvent)QSystemLibrary::resolve(QLatin1String("user32"), "NotifyWinEvent"); - } - if (!ptrNotifyWinEvent) - return; - - // An event has to be associated with a window, - // so find the first parent that is a widget. - QWidget *w = 0; - if (o->isWidgetType()) { - w = (QWidget*)o; - } else { - QObject *p = o; - while ((p = p->parent()) != 0) { - if (p->isWidgetType()) { - w = (QWidget*)p; - break; - } - } - } - - if (!w) { - if (reason != QAccessible::ContextHelpStart && - reason != QAccessible::ContextHelpEnd) - w = QApplication::focusWidget(); - if (!w) { - w = QApplication::activeWindow(); - - if (!w) - return; - -// ### Fixme -// if (!w) { -// w = qApp->mainWidget(); -// if (!w) -// return; -// } - } - } - - if (reason != MenuCommand) { // MenuCommand is faked - ptrNotifyWinEvent(reason, w->winId(), OBJID_CLIENT, who); - } -#endif // Q_WS_WINCE -} - -void QAccessible::setRootObject(QObject *o) -{ - if (rootObjectHandler) { - rootObjectHandler(o); - } -} - -class QWindowsEnumerate : public IEnumVARIANT -{ -public: - QWindowsEnumerate(const QVector<int> &a) - : ref(0), current(0),array(a) - { - } - - virtual ~QWindowsEnumerate() {} - - HRESULT STDMETHODCALLTYPE QueryInterface(REFIID, LPVOID *); - ULONG STDMETHODCALLTYPE AddRef(); - ULONG STDMETHODCALLTYPE Release(); - - HRESULT STDMETHODCALLTYPE Clone(IEnumVARIANT **ppEnum); - HRESULT STDMETHODCALLTYPE Next(unsigned long celt, VARIANT FAR* rgVar, unsigned long FAR* pCeltFetched); - HRESULT STDMETHODCALLTYPE Reset(); - HRESULT STDMETHODCALLTYPE Skip(unsigned long celt); - -private: - ULONG ref; - ULONG current; - QVector<int> array; -}; - -HRESULT STDMETHODCALLTYPE QWindowsEnumerate::QueryInterface(REFIID id, LPVOID *iface) -{ - *iface = 0; - if (id == IID_IUnknown) - *iface = (IUnknown*)this; - else if (id == IID_IEnumVARIANT) - *iface = (IEnumVARIANT*)this; - - if (*iface) { - AddRef(); - return S_OK; - } - - return E_NOINTERFACE; -} - -ULONG STDMETHODCALLTYPE QWindowsEnumerate::AddRef() -{ - return ++ref; -} - -ULONG STDMETHODCALLTYPE QWindowsEnumerate::Release() -{ - if (!--ref) { - delete this; - return 0; - } - return ref; -} - -HRESULT STDMETHODCALLTYPE QWindowsEnumerate::Clone(IEnumVARIANT **ppEnum) -{ - QWindowsEnumerate *penum = 0; - *ppEnum = 0; - - penum = new QWindowsEnumerate(array); - if (!penum) - return E_OUTOFMEMORY; - penum->current = current; - penum->array = array; - penum->AddRef(); - *ppEnum = penum; - - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsEnumerate::Next(unsigned long celt, VARIANT FAR* rgVar, unsigned long FAR* pCeltFetched) -{ - if (pCeltFetched) - *pCeltFetched = 0; - - ULONG l; - for (l = 0; l < celt; l++) { - VariantInit(&rgVar[l]); - if ((current+1) > (ULONG)array.size()) { - *pCeltFetched = l; - return S_FALSE; - } - - rgVar[l].vt = VT_I4; - rgVar[l].lVal = array[(int)current]; - ++current; - } - *pCeltFetched = l; - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsEnumerate::Reset() -{ - current = 0; - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsEnumerate::Skip(unsigned long celt) -{ - current += celt; - if (current > (ULONG)array.size()) { - current = array.size(); - return S_FALSE; - } - return S_OK; -} - -/* -*/ -class QWindowsAccessible : public IAccessible, IOleWindow, QAccessible -{ -public: - QWindowsAccessible(QAccessibleInterface *a) - : ref(0), accessible(a) - { - } - - virtual ~QWindowsAccessible() - { - delete accessible; - } - - HRESULT STDMETHODCALLTYPE QueryInterface(REFIID, LPVOID *); - ULONG STDMETHODCALLTYPE AddRef(); - ULONG STDMETHODCALLTYPE Release(); - - HRESULT STDMETHODCALLTYPE GetTypeInfoCount(unsigned int *); - HRESULT STDMETHODCALLTYPE GetTypeInfo(unsigned int, unsigned long, ITypeInfo **); - HRESULT STDMETHODCALLTYPE GetIDsOfNames(const _GUID &, wchar_t **, unsigned int, unsigned long, long *); - HRESULT STDMETHODCALLTYPE Invoke(long, const _GUID &, unsigned long, unsigned short, tagDISPPARAMS *, tagVARIANT *, tagEXCEPINFO *, unsigned int *); - - HRESULT STDMETHODCALLTYPE accHitTest(long xLeft, long yTop, VARIANT *pvarID); - HRESULT STDMETHODCALLTYPE accLocation(long *pxLeft, long *pyTop, long *pcxWidth, long *pcyHeight, VARIANT varID); - HRESULT STDMETHODCALLTYPE accNavigate(long navDir, VARIANT varStart, VARIANT *pvarEnd); - HRESULT STDMETHODCALLTYPE get_accChild(VARIANT varChildID, IDispatch** ppdispChild); - HRESULT STDMETHODCALLTYPE get_accChildCount(long* pcountChildren); - HRESULT STDMETHODCALLTYPE get_accParent(IDispatch** ppdispParent); - - HRESULT STDMETHODCALLTYPE accDoDefaultAction(VARIANT varID); - HRESULT STDMETHODCALLTYPE get_accDefaultAction(VARIANT varID, BSTR* pszDefaultAction); - HRESULT STDMETHODCALLTYPE get_accDescription(VARIANT varID, BSTR* pszDescription); - HRESULT STDMETHODCALLTYPE get_accHelp(VARIANT varID, BSTR *pszHelp); - HRESULT STDMETHODCALLTYPE get_accHelpTopic(BSTR *pszHelpFile, VARIANT varChild, long *pidTopic); - HRESULT STDMETHODCALLTYPE get_accKeyboardShortcut(VARIANT varID, BSTR *pszKeyboardShortcut); - HRESULT STDMETHODCALLTYPE get_accName(VARIANT varID, BSTR* pszName); - HRESULT STDMETHODCALLTYPE put_accName(VARIANT varChild, BSTR szName); - HRESULT STDMETHODCALLTYPE get_accRole(VARIANT varID, VARIANT *pvarRole); - HRESULT STDMETHODCALLTYPE get_accState(VARIANT varID, VARIANT *pvarState); - HRESULT STDMETHODCALLTYPE get_accValue(VARIANT varID, BSTR* pszValue); - HRESULT STDMETHODCALLTYPE put_accValue(VARIANT varChild, BSTR szValue); - - HRESULT STDMETHODCALLTYPE accSelect(long flagsSelect, VARIANT varID); - HRESULT STDMETHODCALLTYPE get_accFocus(VARIANT *pvarID); - HRESULT STDMETHODCALLTYPE get_accSelection(VARIANT *pvarChildren); - - HRESULT STDMETHODCALLTYPE GetWindow(HWND *phwnd); - HRESULT STDMETHODCALLTYPE ContextSensitiveHelp(BOOL fEnterMode); - -private: - ULONG ref; - QAccessibleInterface *accessible; -}; - -static inline BSTR QStringToBSTR(const QString &str) -{ - BSTR bstrVal; - - int wlen = str.length()+1; - bstrVal = SysAllocStringByteLen(0, wlen*2); - memcpy(bstrVal, str.unicode(), sizeof(QChar)*(wlen)); - bstrVal[wlen] = 0; - - return bstrVal; -} - -/* -*/ -IAccessible *qt_createWindowsAccessible(QAccessibleInterface *access) -{ - QWindowsAccessible *acc = new QWindowsAccessible(access); - IAccessible *iface; - acc->QueryInterface(IID_IAccessible, (void**)&iface); - - return iface; -} - -/* - IUnknown -*/ -HRESULT STDMETHODCALLTYPE QWindowsAccessible::QueryInterface(REFIID id, LPVOID *iface) -{ - *iface = 0; - if (id == IID_IUnknown) - *iface = (IUnknown*)(IDispatch*)this; - else if (id == IID_IDispatch) - *iface = (IDispatch*)this; - else if (id == IID_IAccessible) - *iface = (IAccessible*)this; - else if (id == IID_IOleWindow) - *iface = (IOleWindow*)this; - else - return E_NOINTERFACE; - - AddRef(); - return S_OK; -} - -ULONG STDMETHODCALLTYPE QWindowsAccessible::AddRef() -{ - return ++ref; -} - -ULONG STDMETHODCALLTYPE QWindowsAccessible::Release() -{ - if (!--ref) { - delete this; - return 0; - } - return ref; -} - -/* - IDispatch -*/ - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::GetTypeInfoCount(unsigned int * pctinfo) -{ - // We don't use a type library - *pctinfo = 0; - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::GetTypeInfo(unsigned int, unsigned long, ITypeInfo **pptinfo) -{ - // We don't use a type library - *pptinfo = 0; - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::GetIDsOfNames(const _GUID &, wchar_t **rgszNames, unsigned int, unsigned long, long *rgdispid) -{ -#if !defined(Q_CC_BOR) && !defined(Q_CC_GNU) - // PROPERTIES: Hierarchical - if (_bstr_t(rgszNames[0]) == _bstr_t(L"accParent")) - rgdispid[0] = DISPID_ACC_PARENT; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accChildCount")) - rgdispid[0] = DISPID_ACC_CHILDCOUNT; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accChild")) - rgdispid[0] = DISPID_ACC_CHILD; - - // PROPERTIES: Descriptional - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accName(")) - rgdispid[0] = DISPID_ACC_NAME; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accValue")) - rgdispid[0] = DISPID_ACC_VALUE; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accDescription")) - rgdispid[0] = DISPID_ACC_DESCRIPTION; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accRole")) - rgdispid[0] = DISPID_ACC_ROLE; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accState")) - rgdispid[0] = DISPID_ACC_STATE; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accHelp")) - rgdispid[0] = DISPID_ACC_HELP; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accHelpTopic")) - rgdispid[0] = DISPID_ACC_HELPTOPIC; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accKeyboardShortcut")) - rgdispid[0] = DISPID_ACC_KEYBOARDSHORTCUT; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accFocus")) - rgdispid[0] = DISPID_ACC_FOCUS; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accSelection")) - rgdispid[0] = DISPID_ACC_SELECTION; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accDefaultAction")) - rgdispid[0] = DISPID_ACC_DEFAULTACTION; - - // METHODS - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accSelect")) - rgdispid[0] = DISPID_ACC_SELECT; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accLocation")) - rgdispid[0] = DISPID_ACC_LOCATION; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accNavigate")) - rgdispid[0] = DISPID_ACC_NAVIGATE; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accHitTest")) - rgdispid[0] = DISPID_ACC_HITTEST; - else if(_bstr_t(rgszNames[0]) == _bstr_t(L"accDoDefaultAction")) - rgdispid[0] = DISPID_ACC_DODEFAULTACTION; - else - return DISP_E_UNKNOWNINTERFACE; - - return S_OK; -#else - Q_UNUSED(rgszNames); - Q_UNUSED(rgdispid); - - return DISP_E_MEMBERNOTFOUND; -#endif -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::Invoke(long dispIdMember, const _GUID &, unsigned long, unsigned short wFlags, tagDISPPARAMS *pDispParams, tagVARIANT *pVarResult, tagEXCEPINFO *, unsigned int *) -{ - HRESULT hr = DISP_E_MEMBERNOTFOUND; - - switch(dispIdMember) - { - case DISPID_ACC_PARENT: - if (wFlags == DISPATCH_PROPERTYGET) { - if (!pVarResult) - return E_INVALIDARG; - hr = get_accParent(&pVarResult->pdispVal); - } else { - hr = DISP_E_MEMBERNOTFOUND; - } - break; - - case DISPID_ACC_CHILDCOUNT: - if (wFlags == DISPATCH_PROPERTYGET) { - if (!pVarResult) - return E_INVALIDARG; - hr = get_accChildCount(&pVarResult->lVal); - } else { - hr = DISP_E_MEMBERNOTFOUND; - } - break; - - case DISPID_ACC_CHILD: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accChild(pDispParams->rgvarg[0], &pVarResult->pdispVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_NAME: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accName(pDispParams->rgvarg[0], &pVarResult->bstrVal); - else if (wFlags == DISPATCH_PROPERTYPUT) - hr = put_accName(pDispParams->rgvarg[0], pVarResult->bstrVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_VALUE: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accValue(pDispParams->rgvarg[0], &pVarResult->bstrVal); - else if (wFlags == DISPATCH_PROPERTYPUT) - hr = put_accValue(pDispParams->rgvarg[0], pVarResult->bstrVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_DESCRIPTION: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accDescription(pDispParams->rgvarg[0], &pVarResult->bstrVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_ROLE: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accRole(pDispParams->rgvarg[0], pVarResult); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_STATE: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accState(pDispParams->rgvarg[0], pVarResult); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_HELP: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accHelp(pDispParams->rgvarg[0], &pVarResult->bstrVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_HELPTOPIC: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accHelpTopic(&pDispParams->rgvarg[2].bstrVal, pDispParams->rgvarg[1], &pDispParams->rgvarg[0].lVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_KEYBOARDSHORTCUT: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accKeyboardShortcut(pDispParams->rgvarg[0], &pVarResult->bstrVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_FOCUS: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accFocus(pVarResult); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_SELECTION: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accSelection(pVarResult); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_DEFAULTACTION: - if (wFlags == DISPATCH_PROPERTYGET) - hr = get_accDefaultAction(pDispParams->rgvarg[0], &pVarResult->bstrVal); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_SELECT: - if (wFlags == DISPATCH_METHOD) - hr = accSelect(pDispParams->rgvarg[1].lVal, pDispParams->rgvarg[0]); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_LOCATION: - if (wFlags == DISPATCH_METHOD) - hr = accLocation(&pDispParams->rgvarg[4].lVal, &pDispParams->rgvarg[3].lVal, &pDispParams->rgvarg[2].lVal, &pDispParams->rgvarg[1].lVal, pDispParams->rgvarg[0]); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_NAVIGATE: - if (wFlags == DISPATCH_METHOD) - hr = accNavigate(pDispParams->rgvarg[1].lVal, pDispParams->rgvarg[0], pVarResult); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_HITTEST: - if (wFlags == DISPATCH_METHOD) - hr = accHitTest(pDispParams->rgvarg[1].lVal, pDispParams->rgvarg[0].lVal, pVarResult); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - case DISPID_ACC_DODEFAULTACTION: - if (wFlags == DISPATCH_METHOD) - hr = accDoDefaultAction(pDispParams->rgvarg[0]); - else - hr = DISP_E_MEMBERNOTFOUND; - break; - - default: - hr = DISP_E_MEMBERNOTFOUND; - break; - } - - if (!SUCCEEDED(hr)) { - return hr; - } - return hr; -} - -/* - IAccessible -*/ -HRESULT STDMETHODCALLTYPE QWindowsAccessible::accHitTest(long xLeft, long yTop, VARIANT *pvarID) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - int control = accessible->childAt(xLeft, yTop); - if (control == -1) { - (*pvarID).vt = VT_EMPTY; - return S_FALSE; - } - QAccessibleInterface *acc = 0; - if (control) - accessible->navigate(Child, control, &acc); - if (!acc) { - (*pvarID).vt = VT_I4; - (*pvarID).lVal = control; - return S_OK; - } - - QWindowsAccessible* wacc = new QWindowsAccessible(acc); - IDispatch *iface = 0; - wacc->QueryInterface(IID_IDispatch, (void**)&iface); - if (iface) { - (*pvarID).vt = VT_DISPATCH; - (*pvarID).pdispVal = iface; - return S_OK; - } else { - delete wacc; - } - - (*pvarID).vt = VT_EMPTY; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::accLocation(long *pxLeft, long *pyTop, long *pcxWidth, long *pcyHeight, VARIANT varID) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QRect rect = accessible->rect(varID.lVal); - if (rect.isValid()) { - *pxLeft = rect.x(); - *pyTop = rect.y(); - *pcxWidth = rect.width(); - *pcyHeight = rect.height(); - } else { - *pxLeft = 0; - *pyTop = 0; - *pcxWidth = 0; - *pcyHeight = 0; - } - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::accNavigate(long navDir, VARIANT varStart, VARIANT *pvarEnd) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QAccessibleInterface *acc = 0; - int control = -1; - switch(navDir) { - case NAVDIR_FIRSTCHILD: - control = accessible->navigate(Child, 1, &acc); - break; - case NAVDIR_LASTCHILD: - control = accessible->navigate(Child, accessible->childCount(), &acc); - break; - case NAVDIR_NEXT: - case NAVDIR_PREVIOUS: - if (!varStart.lVal){ - QAccessibleInterface *parent = 0; - accessible->navigate(Ancestor, 1, &parent); - if (parent) { - int index = parent->indexOfChild(accessible); - index += (navDir == NAVDIR_NEXT) ? 1 : -1; - if (index > 0 && index <= parent->childCount()) - control = parent->navigate(Child, index, &acc); - delete parent; - } - } else { - int index = varStart.lVal; - index += (navDir == NAVDIR_NEXT) ? 1 : -1; - if (index > 0 && index <= accessible->childCount()) - control = accessible->navigate(Child, index, &acc); - } - break; - case NAVDIR_UP: - control = accessible->navigate(Up, varStart.lVal, &acc); - break; - case NAVDIR_DOWN: - control = accessible->navigate(Down, varStart.lVal, &acc); - break; - case NAVDIR_LEFT: - control = accessible->navigate(Left, varStart.lVal, &acc); - break; - case NAVDIR_RIGHT: - control = accessible->navigate(Right, varStart.lVal, &acc); - break; - default: - break; - } - if (control == -1) { - (*pvarEnd).vt = VT_EMPTY; - return S_FALSE; - } - if (!acc) { - (*pvarEnd).vt = VT_I4; - (*pvarEnd).lVal = control; - return S_OK; - } - - QWindowsAccessible* wacc = new QWindowsAccessible(acc); - - IDispatch *iface = 0; - wacc->QueryInterface(IID_IDispatch, (void**)&iface); - if (iface) { - (*pvarEnd).vt = VT_DISPATCH; - (*pvarEnd).pdispVal = iface; - return S_OK; - } else { - delete wacc; - } - - (*pvarEnd).vt = VT_EMPTY; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accChild(VARIANT varChildID, IDispatch** ppdispChild) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - if (varChildID.vt == VT_EMPTY) - return E_INVALIDARG; - - QAccessibleInterface *acc = 0; - RelationFlag rel = varChildID.lVal ? Child : Self; - accessible->navigate(rel, varChildID.lVal, &acc); - - if (acc) { - QWindowsAccessible* wacc = new QWindowsAccessible(acc); - wacc->QueryInterface(IID_IDispatch, (void**)ppdispChild); - return S_OK; - } - - *ppdispChild = 0; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accChildCount(long* pcountChildren) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - *pcountChildren = accessible->childCount(); - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accParent(IDispatch** ppdispParent) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QAccessibleInterface *acc = 0; - accessible->navigate(Ancestor, 1, &acc); - if (acc) { - QWindowsAccessible* wacc = new QWindowsAccessible(acc); - wacc->QueryInterface(IID_IDispatch, (void**)ppdispParent); - - if (*ppdispParent) - return S_OK; - } - - *ppdispParent = 0; - return S_FALSE; -} - -/* - Properties and methods -*/ -HRESULT STDMETHODCALLTYPE QWindowsAccessible::accDoDefaultAction(VARIANT varID) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - return accessible->doAction(DefaultAction, varID.lVal, QVariantList()) ? S_OK : S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accDefaultAction(VARIANT varID, BSTR* pszDefaultAction) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QString def = accessible->actionText(DefaultAction, Name, varID.lVal); - if (def.isEmpty()) { - *pszDefaultAction = 0; - return S_FALSE; - } - - *pszDefaultAction = QStringToBSTR(def); - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accDescription(VARIANT varID, BSTR* pszDescription) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QString descr = accessible->text(Description, varID.lVal); - if (descr.size()) { - *pszDescription = QStringToBSTR(descr); - return S_OK; - } - - *pszDescription = 0; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accHelp(VARIANT varID, BSTR *pszHelp) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QString help = accessible->text(Help, varID.lVal); - if (help.size()) { - *pszHelp = QStringToBSTR(help); - return S_OK; - } - - *pszHelp = 0; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accHelpTopic(BSTR *, VARIANT, long *) -{ - return DISP_E_MEMBERNOTFOUND; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accKeyboardShortcut(VARIANT varID, BSTR *pszKeyboardShortcut) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QString sc = accessible->text(Accelerator, varID.lVal); - if (sc.size()) { - *pszKeyboardShortcut = QStringToBSTR(sc); - return S_OK; - } - - *pszKeyboardShortcut = 0; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accName(VARIANT varID, BSTR* pszName) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QString n = accessible->text(Name, varID.lVal); - if (n.size()) { - *pszName = QStringToBSTR(n); - return S_OK; - } - - *pszName = 0; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::put_accName(VARIANT, BSTR) -{ - showDebug(__FUNCTION__, accessible); - return DISP_E_MEMBERNOTFOUND; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accRole(VARIANT varID, VARIANT *pvarRole) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - Role role = accessible->role(varID.lVal); - if (role != NoRole) { - if (role == LayeredPane) - role = QAccessible::Pane; - (*pvarRole).vt = VT_I4; - (*pvarRole).lVal = role; - } else { - (*pvarRole).vt = VT_EMPTY; - } - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accState(VARIANT varID, VARIANT *pvarState) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - (*pvarState).vt = VT_I4; - (*pvarState).lVal = accessible->state(varID.lVal); - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accValue(VARIANT varID, BSTR* pszValue) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QString value = accessible->text(Value, varID.lVal); - if (!value.isNull()) { - *pszValue = QStringToBSTR(value); - return S_OK; - } - - *pszValue = 0; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::put_accValue(VARIANT, BSTR) -{ - showDebug(__FUNCTION__, accessible); - return DISP_E_MEMBERNOTFOUND; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::accSelect(long flagsSelect, VARIANT varID) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - bool res = false; - - if (flagsSelect & SELFLAG_TAKEFOCUS) - res = accessible->doAction(SetFocus, varID.lVal, QVariantList()); - if (flagsSelect & SELFLAG_TAKESELECTION) { - accessible->doAction(ClearSelection, 0, QVariantList()); - res = accessible->doAction(AddToSelection, varID.lVal, QVariantList()); - } - if (flagsSelect & SELFLAG_EXTENDSELECTION) - res = accessible->doAction(ExtendSelection, varID.lVal, QVariantList()); - if (flagsSelect & SELFLAG_ADDSELECTION) - res = accessible->doAction(AddToSelection, varID.lVal, QVariantList()); - if (flagsSelect & SELFLAG_REMOVESELECTION) - res = accessible->doAction(RemoveSelection, varID.lVal, QVariantList()); - - return res ? S_OK : S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accFocus(VARIANT *pvarID) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - QAccessibleInterface *acc = 0; - int control = accessible->navigate(FocusChild, 1, &acc); - if (control == -1) { - (*pvarID).vt = VT_EMPTY; - return S_FALSE; - } - if (!acc || control == 0) { - (*pvarID).vt = VT_I4; - (*pvarID).lVal = control ? control : CHILDID_SELF; - return S_OK; - } - - QWindowsAccessible* wacc = new QWindowsAccessible(acc); - IDispatch *iface = 0; - wacc->QueryInterface(IID_IDispatch, (void**)&iface); - if (iface) { - (*pvarID).vt = VT_DISPATCH; - (*pvarID).pdispVal = iface; - return S_OK; - } else { - delete wacc; - } - - (*pvarID).vt = VT_EMPTY; - return S_FALSE; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::get_accSelection(VARIANT *pvarChildren) -{ - showDebug(__FUNCTION__, accessible); - if (!accessible->isValid()) - return E_FAIL; - - int cc = accessible->childCount(); - QVector<int> sel(cc); - int selIndex = 0; - for (int i = 1; i <= cc; ++i) { - QAccessibleInterface *child = 0; - int i2 = accessible->navigate(Child, i, &child); - bool isSelected = false; - if (child) { - isSelected = child->state(0) & Selected; - delete child; - child = 0; - } else { - isSelected = accessible->state(i2) & Selected; - } - if (isSelected) - sel[selIndex++] = i; - } - sel.resize(selIndex); - if (sel.isEmpty()) { - (*pvarChildren).vt = VT_EMPTY; - return S_FALSE; - } - if (sel.size() == 1) { - (*pvarChildren).vt = VT_I4; - (*pvarChildren).lVal = sel[0]; - return S_OK; - } - IEnumVARIANT *iface = new QWindowsEnumerate(sel); - IUnknown *uiface; - iface->QueryInterface(IID_IUnknown, (void**)&uiface); - (*pvarChildren).vt = VT_UNKNOWN; - (*pvarChildren).punkVal = uiface; - - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::GetWindow(HWND *phwnd) -{ - *phwnd = 0; - if (!accessible->isValid()) - return E_UNEXPECTED; - - QObject *o = accessible->object(); - if (!o || !o->isWidgetType()) - return E_FAIL; - - *phwnd = static_cast<QWidget*>(o)->winId(); - return S_OK; -} - -HRESULT STDMETHODCALLTYPE QWindowsAccessible::ContextSensitiveHelp(BOOL) -{ - return S_OK; -} - -QT_END_NAMESPACE - -#endif // QT_NO_ACCESSIBILITY |