103 lines
2.2 KiB
C++
103 lines
2.2 KiB
C++
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// FullScCtl.cpp : Implementation of CFullScCtl
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#include "stdafx.h"
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#include "Fullsc.h"
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#include "FullScCtl.h"
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/////////////////////////////////////////////////////////////////////////////
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// CFullScCtl
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STDMETHODIMP CFullScCtl::get_FullScreen(VARIANT_BOOL *pVal)
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{
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HRESULT hr;
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LPOLECLIENTSITE pClientSite = NULL;
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IWebBrowser2 *pBrowser=NULL;
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hr = GetClientSite(&pClientSite);
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if (FAILED(hr))
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return hr;
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hr = pClientSite->QueryInterface(IID_IWebBrowser2, reinterpret_cast<void**>(&pBrowser));
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pClientSite->Release();
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if (FAILED(hr))
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return hr;
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hr = pBrowser->get_FullScreen(pVal);
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pBrowser->Release();
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if (FAILED(hr))
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return hr;
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return S_OK;
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}
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STDMETHODIMP CFullScCtl::put_FullScreen(VARIANT_BOOL newVal)
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{
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HRESULT hr;
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LPOLECLIENTSITE pClientSite = NULL;
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IWebBrowser2 *pBrowser=NULL;
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hr = GetClientSite(&pClientSite);
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if (FAILED(hr))
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return hr;
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#if 0 //This doesn't work. Use undocumented way as in the #else part.
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hr = pClientSite->QueryInterface(IID_IWebBrowser2, (LPVOID*)&pBrowser);
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pClientSite->Release();
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if(FAILED(hr))
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return(hr);
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#else
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IServiceProvider* psp=NULL;
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hr = pClientSite->QueryInterface(IID_IServiceProvider, (LPVOID*)&psp);
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pClientSite->Release();
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if(FAILED(hr))
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return(hr);
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hr = psp->QueryService(IID_IWebBrowserApp, IID_IWebBrowser2, (LPVOID*)&pBrowser);
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psp->Release();
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if (FAILED(hr))
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return hr;
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#endif
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hr = pBrowser->put_FullScreen(newVal);
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/*
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if (newVal == VARIANT_FALSE)
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{
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HideTitleBar(pBrowser);
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}
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*/
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pBrowser->Release();
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if (FAILED(hr))
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return hr;
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return S_OK;
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}
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HRESULT
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CFullScCtl::HideTitleBar(IWebBrowser2 *pBrowser)
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{
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HWND hWnd = NULL;
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HRESULT hr;
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hr = pBrowser->get_HWND(reinterpret_cast<PLONG>(&hWnd)); //? Does get_HWND addref the hwnd?
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if (FAILED(hr))
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return hr;
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LONG lWndStyle = ::GetWindowLong(hWnd, GWL_STYLE);
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if (0 == lWndStyle)
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return hr;
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lWndStyle &= (~WS_TILEDWINDOW);
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::SetWindowLong(hWnd, GWL_STYLE, lWndStyle);
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::InvalidateRect(hWnd, NULL, TRUE);
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::UpdateWindow(hWnd);
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return S_OK;
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}
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