Leaked source code of windows server 2003
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//*********************************************************************
//* Microsoft Windows **
//* Copyright(c) Microsoft Corp., 1999 **
//*********************************************************************
//
// STATUSPN.CPP - Implementation of CIFrmStatusPane
//
// HISTORY:
//
// 9/11/99 vyung Created.
//
// Class which will handle the creation of an Iframe which is hosted in the mainpane.
//
#include <assert.h>
#include "STATUSPN.h"
#include "appdefs.h"
#include "dispids.h"
#include <shlwapi.h>
#define IMG_ITEM L"imgStatus%s"
#define IMG_ACTIVE L"active.gif"
#define IMG_INACTIVE L"inactive.gif"
#define IMG_ACTIVE_TOP L"act_top.gif"
#define IMG_INACTIVE_TOP L"inact_top.gif"
//Statuspane script functions
#define SCRIPTFN_ADDSTATUSITEM L"AddStatusItem(\"%s\", %i)"
#define SCRIPTFN_REDRAWFORNEWCURITEM L"RedrawForNewCurrentItem(%i)"
///////////////////////////////////////////////////////////
//
// Creation function used by CIFrmStatusPane.
//
CIFrmStatusPane::CIFrmStatusPane()
: m_hStatusWnd (NULL),
m_pObWebBrowser (NULL),
m_pDispEvent (NULL)
{
m_iCurrentSelection = 0;
m_iTotalItems = 0;
}
///////////////////////////////////////////////////////////
// ~CIFrmStatusPane
//
CIFrmStatusPane::~CIFrmStatusPane()
{
}
///////////////////////////////////////////////////////////
// InitStatusPane
//
HRESULT CIFrmStatusPane::InitStatusPane(IObWebBrowser* pObWebBrowser)
{
HRESULT hr = E_FAIL;
if (pObWebBrowser)
{
m_pObWebBrowser = pObWebBrowser;
}
return S_OK;
}
///////////////////////////////////////////////////////////
// GetFrame
//
HRESULT CIFrmStatusPane::GetFrame(IHTMLWindow2** pFrWin)
{
HRESULT hr = E_FAIL;
IDispatch* pDisp = NULL;
IHTMLDocument2* pDoc = NULL;
IHTMLDocument2* pParentDoc = NULL;
IHTMLFramesCollection2* pFrColl = NULL;
IHTMLWindow2* pParentWin = NULL;
if (m_pObWebBrowser)
{
if(SUCCEEDED(m_pObWebBrowser->get_WebBrowserDoc(&pDisp)) && pDisp)
{
if(SUCCEEDED(pDisp->QueryInterface(IID_IHTMLDocument2, (void**)&pDoc)) && pDoc)
{
if(SUCCEEDED(pDoc->get_parentWindow(&pParentWin)) && pParentWin)
{
if(SUCCEEDED(pParentWin->get_document(&pParentDoc))&& pParentDoc)
{
if(SUCCEEDED(pParentDoc->get_frames(&pFrColl)) && pFrColl)
{
VARIANT varRet;
VARIANTARG varg;
VariantInit(&varg);
V_VT(&varg) = VT_BSTR;
varg.bstrVal= SysAllocString(IFRMSTATUSPANE);
if(SUCCEEDED(pFrColl->item(&varg, &varRet)) && varRet.pdispVal)
{
if(SUCCEEDED(varRet.pdispVal->QueryInterface(IID_IHTMLWindow2, (void**)pFrWin)) && *pFrWin)
{
VARIANT varExec;
VariantInit(&varExec);
hr = S_OK;
}
varRet.pdispVal->Release();
varRet.pdispVal = NULL;
}
pFrColl->Release();
pFrColl = NULL;
}
pParentDoc->Release();
pParentDoc = NULL;
}
pParentWin->Release();
pParentWin = NULL;
}
pDoc->Release();
pDoc = NULL;
}
pDisp->Release();
pDisp = NULL;
}
}
return hr;
}
///////////////////////////////////////////////////////////
// GetElement
//
HRESULT CIFrmStatusPane::GetElement(WCHAR* szHTMLId, IHTMLElement** lpElem)
{
IHTMLWindow2* pFrWin = NULL;
IHTMLDocument2* pFrDoc = NULL;
IHTMLElementCollection* pColl = NULL;
HRESULT hr = E_FAIL;
if(SUCCEEDED(GetFrame(&pFrWin)) && pFrWin)
{
VARIANT varExec;
VariantInit(&varExec);
if(SUCCEEDED(pFrWin->get_document(&pFrDoc)) && pFrDoc)
{
if(SUCCEEDED(pFrDoc->get_all(&pColl)) && pColl)
{
if (SUCCEEDED(GetElementFromCollection(pColl, szHTMLId, lpElem)) && *lpElem)
{
hr = S_OK;
}
pColl->Release();
pColl = NULL;
}
pFrDoc->Release();
pFrDoc = NULL;
}
pFrWin->Release();
pFrWin = NULL;
}
return hr;
}
///////////////////////////////////////////////////////////
// SetImageSrc
//
HRESULT CIFrmStatusPane::SetImageSrc(WCHAR* szID, BSTR bstrPath)
{
IHTMLElement* pElement = NULL;
IHTMLImgElement* pImage = NULL;
if(SUCCEEDED(GetElement(szID, &pElement)) && pElement)
{
if(SUCCEEDED(pElement->QueryInterface(IID_IHTMLImgElement, (void**)&pImage)) && pImage)
{
pImage->put_src(bstrPath);
pImage->Release();
pImage = NULL;
}
pElement->Release();
pElement = NULL;
}
return S_OK;
}
///////////////////////////////////////////////////////////
// GetElementFromCollection
//
HRESULT CIFrmStatusPane::GetElementFromCollection(IHTMLElementCollection* pColl, WCHAR* szHTMLId, IHTMLElement** lpElem)
{
VARIANT varName;
VARIANT varIdx;
IDispatch* pDisp = NULL;
HRESULT hr = E_FAIL;
VariantInit(&varName);
V_VT(&varName) = VT_BSTR;
varIdx.vt = VT_UINT;
varIdx.lVal = 0;
varName.bstrVal = SysAllocString(szHTMLId);
if (SUCCEEDED(pColl->item(varName, varIdx, &pDisp)) && pDisp)
{
if(SUCCEEDED(pDisp->QueryInterface(IID_IHTMLElement, (void**)lpElem)) && *lpElem)
{
hr = S_OK;
}
pDisp->Release();
}
return hr;
}
///////////////////////////////////////////////////////////
// SetSelectionAttributes
//
HRESULT CIFrmStatusPane::SetSelectionAttributes(int iIndex, BOOL bActive)
{
WCHAR szimgStatus [20] = L"\0";
WCHAR szIndex [3] = L"\0";
_itow(iIndex, szIndex, 10);
wsprintf(szimgStatus, IMG_ITEM, szIndex);
if (1 == iIndex)
{
if (bActive)
{
SetImageSrc(szimgStatus, IMG_ACTIVE_TOP);
}
else
{
SetImageSrc(szimgStatus, IMG_INACTIVE_TOP);
}
}
else
{
if (bActive)
{
SetImageSrc(szimgStatus, IMG_ACTIVE);
}
else
{
SetImageSrc(szimgStatus, IMG_INACTIVE);
}
}
return S_OK;
}
///////////////////////////////////////////////////////////
// SelectItem
//
HRESULT CIFrmStatusPane::SelectItem(int iIndex)
{
if ((iIndex <= m_iTotalItems) && (iIndex >= OBSHEL_STATUSPANE_MINITEM))
{
if (iIndex > m_iCurrentSelection)
{
for (int i = m_iCurrentSelection + 1; i <= iIndex; i++)
{
// To make the status go from Bottom to top use:
// SetSelectionAttributes(m_iTotalItems - i + 1, 1);
// Status goes from Top to Bottom:
SetSelectionAttributes(i, 1);
}
}
else if(iIndex < m_iCurrentSelection)
{
for (int i = m_iCurrentSelection; i > iIndex; i--)
{
// To make the status go from Bottom to top use:
// SetSelectionAttributes(m_iTotalItems - i + 1, 0);
// Status goes from Top to Bottom:
SetSelectionAttributes(i, 0);
}
}
// reset text colors, current item marker ptr. easier to do this in script.
VARIANT varRet;
WCHAR szScriptFn [MAX_PATH] = L"\0";
wsprintf(szScriptFn, SCRIPTFN_REDRAWFORNEWCURITEM, iIndex);
BSTR bstrScriptFn = SysAllocString(szScriptFn);
if (NULL == bstrScriptFn)
{
return E_OUTOFMEMORY;
}
ExecScriptFn(bstrScriptFn, &varRet);
m_iCurrentSelection = iIndex;
}
return S_OK;
}
///////////////////////////////////////////////////////////
// AddItem
//
HRESULT CIFrmStatusPane::AddItem(BSTR bstrText, int iIndex)
{
m_iTotalItems++;
VARIANT varRet;
WCHAR szScriptFn [MAX_PATH] = L"\0";
wsprintf(szScriptFn, SCRIPTFN_ADDSTATUSITEM, bstrText, iIndex);
BSTR bstrScriptFn = SysAllocString(szScriptFn);
if (NULL == bstrScriptFn)
{
return E_OUTOFMEMORY;
}
ExecScriptFn(bstrScriptFn, &varRet);
SysFreeString(bstrScriptFn);
return S_OK;
}
///////////////////////////////////////////////////////////
// ExecScriptFn
//
HRESULT CIFrmStatusPane::ExecScriptFn(BSTR bstrScriptFn, VARIANT* pvarRet)
{
IHTMLWindow2* pFrWin = NULL;
HRESULT hr = E_FAIL;
if(SUCCEEDED(GetFrame(&pFrWin)) && pFrWin)
{
VariantInit(pvarRet);
hr = pFrWin->execScript(bstrScriptFn, NULL, pvarRet);
pFrWin->Release();
pFrWin = NULL;
}
return hr;
}