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Ensure wxWebViewIE::SetPage clears the existing content before writing the new output. Also add a basic unit test to verify correctness in the future.

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Fixes #13770

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70041 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Steve Lamerton
2011-12-18 11:51:52 +00:00
parent 913ce2990e
commit 7f98bdd6a5
2 changed files with 49 additions and 18 deletions
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54
src/msw/webview_ie.cpp
View File

@@ -102,43 +102,63 @@ void wxWebViewIE::LoadURL(const wxString& url)
void wxWebViewIE::SetPage(const wxString& html, const wxString& baseUrl)
{
BSTR bstr = SysAllocString(html.wc_str());
// Creates a new one-dimensional array
BSTR bstr = SysAllocString(OLESTR(""));
SAFEARRAY *psaStrings = SafeArrayCreateVector(VT_VARIANT, 0, 1);
if (psaStrings != NULL)
{
VARIANT *param;
HRESULT hr = SafeArrayAccessData(psaStrings, (LPVOID*)&param);
param->vt = VT_BSTR;
param->bstrVal = bstr;
hr = SafeArrayUnaccessData(psaStrings);
IHTMLDocument2* document = GetDocument();
document->write(psaStrings);
document->close();
document->Release();
// SafeArrayDestroy calls SysFreeString for each BSTR
SafeArrayDestroy(psaStrings);
//We send the events when we are done to mimic webkit
//Navigated event
wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_NAVIGATED,
GetId(), baseUrl, "");
event.SetEventObject(this);
HandleWindowEvent(event);
bstr = SysAllocString(html.wc_str());
//Document complete event
event.SetEventType(wxEVT_COMMAND_WEB_VIEW_LOADED);
event.SetEventObject(this);
HandleWindowEvent(event);
// Creates a new one-dimensional array
psaStrings = SafeArrayCreateVector(VT_VARIANT, 0, 1);
if (psaStrings != NULL)
{
hr = SafeArrayAccessData(psaStrings, (LPVOID*)&param);
param->vt = VT_BSTR;
param->bstrVal = bstr;
hr = SafeArrayUnaccessData(psaStrings);
document = GetDocument();
document->write(psaStrings);
document->Release();
// SafeArrayDestroy calls SysFreeString for each BSTR
SafeArrayDestroy(psaStrings);
//We send the events when we are done to mimic webkit
//Navigated event
wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_NAVIGATED,
GetId(), baseUrl, "");
event.SetEventObject(this);
HandleWindowEvent(event);
//Document complete event
event.SetEventType(wxEVT_COMMAND_WEB_VIEW_LOADED);
event.SetEventObject(this);
HandleWindowEvent(event);
}
else
{
wxLogError("wxWebViewIE::SetPage() : psaStrings is NULL");
}
}
else
{
wxLogError("wxWebViewIE::SetPage() : psaStrings is NULL");
wxLogError("wxWebViewIE::SetPage() : psaStrings is NULL during clear");
}
}
wxString wxWebViewIE::GetPageSource() const

11
tests/controls/webtest.cpp
View File

@@ -44,6 +44,7 @@ private:
CPPUNIT_TEST( Selection );
CPPUNIT_TEST( Zoom );
CPPUNIT_TEST( RunScript );
CPPUNIT_TEST( SetPage );
CPPUNIT_TEST_SUITE_END();
void Title();
@@ -56,6 +57,7 @@ private:
void Selection();
void Zoom();
void RunScript();
void SetPage();
void LoadUrl(int times = 1);
wxWebView* m_browser;
@@ -244,4 +246,13 @@ void WebTestCase::RunScript()
CPPUNIT_ASSERT_EQUAL("Hello World!", m_browser->GetPageText());
}
void WebTestCase::SetPage()
{
m_browser->SetPage("<html><body>text</body></html>", "");
CPPUNIT_ASSERT_EQUAL("text", m_browser->GetPageText());
m_browser->SetPage("<html><body>other text</body></html>", "");
CPPUNIT_ASSERT_EQUAL("other text", m_browser->GetPageText());
}
#endif //wxUSE_WEBVIEW && (wxUSE_WEBVIEW_WEBKIT || wxUSE_WEBVIEW_IE)