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