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Further tweaks to accessibility code

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19256 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2003-02-19 16:31:28 +00:00
parent af7b5345ed
commit 2aefc52854
3 changed files with 453 additions and 234 deletions
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213
samples/access/accesstest.cpp
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@@ -93,6 +93,8 @@ public:
// Recursively give information about an object
void LogObject(int indent, IAccessible* obj);
// Get info for a child (id > 0) or object (id == 0)
void GetInfo(IAccessible* accessible, int id, wxString& name, wxString& role);
private:
wxTextCtrl* m_textCtrl;
@@ -212,7 +214,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
{
m_textCtrl = NULL;
SetAccessible(new FrameAccessible(this));
// SetAccessible(new FrameAccessible(this));
// set the frame icon
SetIcon(wxICON(mondrian));
@@ -238,12 +240,13 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
SetMenuBar(menuBar);
#endif // wxUSE_MENUS
#if 1 // wxUSE_STATUSBAR
#if 0 // wxUSE_STATUSBAR
// create a status bar just for fun (by default with 1 pane only)
CreateStatusBar(2);
SetStatusText(_T("Welcome to wxWindows!"));
#endif // wxUSE_STATUSBAR
#if 1
wxSplitterWindow* splitter = new wxSplitterWindow(this, -1);
splitter->CreateAccessible();
@@ -255,6 +258,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
m_textCtrl->CreateAccessible();
splitter->SplitHorizontally(listBox, m_textCtrl, 150);
#endif
#if 0
#if 1
@@ -297,8 +301,67 @@ void MyFrame::OnQuery(wxCommandEvent& WXUNUSED(event))
}
if (accessibleFrame)
{
Log(wxT("Got an IAccessible for the frame."));
//Log(wxT("Got an IAccessible for the frame."));
LogObject(0, accessibleFrame);
Log(wxT("Checking children using AccessibleChildren()..."));
// Now check the AccessibleChildren function works OK
long childCount = 0;
if (S_OK != accessibleFrame->get_accChildCount(& childCount))
{
Log(wxT("Could not get number of children."));
accessibleFrame->Release();
return;
}
else if (childCount == 0)
{
Log(wxT("No children."));
accessibleFrame->Release();
return;
}
long obtained = 0;
VARIANT *var = new VARIANT[childCount];
int i;
for (i = 0; i < childCount; i++)
{
VariantInit(& (var[i]));
var[i].vt = VT_DISPATCH;
}
if (S_OK == AccessibleChildren(accessibleFrame, 0, childCount, var, &obtained))
{
for (i = 0; i < childCount; i++)
{
IAccessible* childAccessible = NULL;
if (var[i].pdispVal)
{
if (var[i].pdispVal->QueryInterface(IID_IAccessible, (LPVOID*) & childAccessible) == S_OK)
{
var[i].pdispVal->Release();
wxString name, role;
GetInfo(childAccessible, 0, name, role);
wxString str;
str.Printf(wxT("Found child %s/%s"), name.c_str(), role.c_str());
Log(str);
childAccessible->Release();
}
else
{
var[i].pdispVal->Release();
}
}
}
}
else
{
Log(wxT("AccessibleChildren failed."));
}
delete[] var;
accessibleFrame->Release();
}
}
@@ -319,56 +382,16 @@ void MyFrame::Log(const wxString& text)
// Recursively give information about an object
void MyFrame::LogObject(int indent, IAccessible* obj)
{
VARIANT var;
VariantInit(& var);
var.vt = VT_I4;
var.lVal = 0;
BSTR bStrName = 0;
HRESULT hResult = obj->get_accName(var, & bStrName);
if (hResult == S_OK)
wxString name, role;
if (indent == 0)
{
wxString strName(wxConvertStringFromOle(bStrName));
SysFreeString(bStrName);
GetInfo(obj, 0, name, role);
wxString str;
str.Printf(wxT("Name: %s"), strName.c_str());
str.Printf(wxT("Name = %s; Role = %s"), name.c_str(), role.c_str());
str.Pad(indent, wxT(' '), FALSE);
Log(str);
}
else
{
wxString str;
str.Printf(wxT("NO NAME"));
str.Pad(indent, wxT(' '), FALSE);
Log(str);
}
VARIANT varRole;
VariantInit(& varRole);
hResult = obj->get_accRole(var, & varRole);
if (hResult == S_OK && varRole.vt == VT_I4)
{
wxChar buf[256];
GetRoleText(varRole.lVal, buf, 256);
wxString strRole(buf);
wxString str;
str.Printf(wxT("Role: %s"), strRole.c_str());
str.Pad(indent, wxT(' '), FALSE);
Log(str);
}
else
{
wxString str;
str.Printf(wxT("NO ROLE"));
str.Pad(indent, wxT(' '), FALSE);
Log(str);
}
long childCount = 0;
if (S_OK == obj->get_accChildCount(& childCount))
@@ -377,11 +400,19 @@ void MyFrame::LogObject(int indent, IAccessible* obj)
str.Printf(wxT("There are %d children."), (int) childCount);
str.Pad(indent, wxT(' '), FALSE);
Log(str);
Log(wxT(""));
}
int i;
for (i = 1; i <= childCount; i++)
{
GetInfo(obj, i, name, role);
wxString str;
str.Printf(wxT("%d) Name = %s; Role = %s"), i, name.c_str(), role.c_str());
str.Pad(indent, wxT(' '), FALSE);
Log(str);
VARIANT var;
VariantInit(& var);
var.vt = VT_I4;
@@ -389,52 +420,6 @@ void MyFrame::LogObject(int indent, IAccessible* obj)
IDispatch* pDisp = NULL;
IAccessible* childObject = NULL;
BSTR bStrName = 0;
HRESULT hResult = obj->get_accName(var, & bStrName);
if (hResult == S_OK)
{
wxString strName(wxConvertStringFromOle(bStrName));
SysFreeString(bStrName);
wxString str;
str.Printf(wxT("Name: %s"), strName.c_str());
str.Pad(indent+4, wxT(' '), FALSE);
Log(str);
}
else
{
wxString str;
str.Printf(wxT("NO NAME"));
str.Pad(indent+4, wxT(' '), FALSE);
Log(str);
}
VARIANT varRole;
VariantInit(& varRole);
hResult = obj->get_accRole(var, & varRole);
if (hResult == S_OK && varRole.vt == VT_I4)
{
wxChar buf[256];
GetRoleText(varRole.lVal, buf, 256);
wxString strRole(buf);
wxString str;
str.Printf(wxT("Role: %s"), strRole.c_str());
str.Pad(indent+4, wxT(' '), FALSE);
Log(str);
}
else
{
wxString str;
str.Printf(wxT("NO ROLE"));
str.Pad(indent+4, wxT(' '), FALSE);
Log(str);
}
if (S_OK == obj->get_accChild(var, & pDisp) && pDisp)
{
wxString str;
@@ -456,8 +441,46 @@ void MyFrame::LogObject(int indent, IAccessible* obj)
str.Pad(indent+4, wxT(' '), FALSE);
Log(str);
}
Log(wxT(""));
// Log(wxT(""));
}
}
// Get info for a child (id > 0) or object (id == 0)
void MyFrame::GetInfo(IAccessible* accessible, int id, wxString& name, wxString& role)
{
VARIANT var;
VariantInit(& var);
var.vt = VT_I4;
var.lVal = id;
BSTR bStrName = 0;
HRESULT hResult = accessible->get_accName(var, & bStrName);
if (hResult == S_OK)
{
name = wxConvertStringFromOle(bStrName);
SysFreeString(bStrName);
}
else
{
name = wxT("NO NAME");
}
VARIANT varRole;
VariantInit(& varRole);
hResult = accessible->get_accRole(var, & varRole);
if (hResult == S_OK && varRole.vt == VT_I4)
{
wxChar buf[256];
GetRoleText(varRole.lVal, buf, 256);
role = buf;
}
else
{
role = wxT("NO ROLE");
}
}