📄 dhtmlcontrol.h
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// DHTMLControl.h : Declaration of the CDHTMLControl
#ifndef __DHTMLCONTROL_H_
#define __DHTMLCONTROL_H_
#include "resource.h" // main symbols
#include <atlctl.h>
/////////////////////////////////////////////////////////////////////////////
// CDHTMLControl
class ATL_NO_VTABLE CDHTMLControl :
public CComObjectRootEx<CComSingleThreadModel>,
public IDispatchImpl<IDHTMLControl, &IID_IDHTMLControl, &LIBID_DHTMLGRADESLib>,
public IDispatchImpl<IDHTMLControlUI, &IID_IDHTMLControlUI, &LIBID_DHTMLGRADESLib>,
public CComControl<CDHTMLControl>,
public IPersistStreamInitImpl<CDHTMLControl>,
public IOleControlImpl<CDHTMLControl>,
public IOleObjectImpl<CDHTMLControl>,
public IOleInPlaceActiveObjectImpl<CDHTMLControl>,
public IViewObjectExImpl<CDHTMLControl>,
public IOleInPlaceObjectWindowlessImpl<CDHTMLControl>,
public IPersistStorageImpl<CDHTMLControl>,
public ISpecifyPropertyPagesImpl<CDHTMLControl>,
public IQuickActivateImpl<CDHTMLControl>,
public IDataObjectImpl<CDHTMLControl>,
public IProvideClassInfo2Impl<&CLSID_DHTMLControl, NULL, &LIBID_DHTMLGRADESLib>,
public CComCoClass<CDHTMLControl, &CLSID_DHTMLControl>
{
public:
CDHTMLControl()
{
m_bWindowOnly = TRUE;
}
DECLARE_REGISTRY_RESOURCEID(IDR_DHTMLCONTROL)
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(CDHTMLControl)
COM_INTERFACE_ENTRY(IDHTMLControl)
COM_INTERFACE_ENTRY(IDHTMLControlUI)
COM_INTERFACE_ENTRY2(IDispatch, IDHTMLControl)
COM_INTERFACE_ENTRY(IViewObjectEx)
COM_INTERFACE_ENTRY(IViewObject2)
COM_INTERFACE_ENTRY(IViewObject)
COM_INTERFACE_ENTRY(IOleInPlaceObjectWindowless)
COM_INTERFACE_ENTRY(IOleInPlaceObject)
COM_INTERFACE_ENTRY2(IOleWindow, IOleInPlaceObjectWindowless)
COM_INTERFACE_ENTRY(IOleInPlaceActiveObject)
COM_INTERFACE_ENTRY(IOleControl)
COM_INTERFACE_ENTRY(IOleObject)
COM_INTERFACE_ENTRY(IPersistStreamInit)
COM_INTERFACE_ENTRY2(IPersist, IPersistStreamInit)
COM_INTERFACE_ENTRY(ISpecifyPropertyPages)
COM_INTERFACE_ENTRY(IQuickActivate)
COM_INTERFACE_ENTRY(IPersistStorage)
COM_INTERFACE_ENTRY(IDataObject)
COM_INTERFACE_ENTRY(IProvideClassInfo)
COM_INTERFACE_ENTRY(IProvideClassInfo2)
END_COM_MAP()
BEGIN_PROP_MAP(CDHTMLControl)
PROP_DATA_ENTRY("_cx", m_sizeExtent.cx, VT_UI4)
PROP_DATA_ENTRY("_cy", m_sizeExtent.cy, VT_UI4)
// Example entries
// PROP_ENTRY("Property Description", dispid, clsid)
// PROP_PAGE(CLSID_StockColorPage)
END_PROP_MAP()
BEGIN_MSG_MAP(CDHTMLControl)
MESSAGE_HANDLER(WM_CREATE, OnCreate)
CHAIN_MSG_MAP(CComControl<CDHTMLControl>)
END_MSG_MAP()
// Handler prototypes:
// LRESULT MessageHandler(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
// LRESULT CommandHandler(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled);
// LRESULT NotifyHandler(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
// IViewObjectEx
DECLARE_VIEW_STATUS(0)
// IDHTMLControl
public:
// IDHTMLControlUI
public:
// Example method called by the HTML to change the <BODY> background color
STDMETHOD(OnClick)(IDispatch* pdispBody, VARIANT varColor)
{
CComQIPtr<IHTMLBodyElement> spBody(pdispBody);
if (spBody != NULL)
spBody->put_bgColor(varColor);
return S_OK;
}
LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
{
CAxWindow wnd(m_hWnd);
HRESULT hr = wnd.CreateControl(IDH_DHTMLCONTROL);
if (SUCCEEDED(hr))
hr = wnd.SetExternalDispatch(static_cast<IDHTMLControlUI*>(this));
if (SUCCEEDED(hr))
hr = wnd.QueryControl(IID_IWebBrowser2, (void**)&m_spBrowser);
return SUCCEEDED(hr) ? 0 : -1;
}
CComPtr<IWebBrowser2> m_spBrowser;
};
#endif //__DHTMLCONTROL_H_
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