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deskband.cpp
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Upload User: xhy777
Upload Date: 2007-02-14
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Code Size: 2k
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Windows Kernel

Development Platform:

Visual C++

deskband.cpp：Code Content
  1. //+-------------------------------------------------------------------------
  2. //
  3. //  Copyright (C) Microsoft, 1997
  4. //
  5. //  File:       IDeskBand.cpp
  6. //
  7. //  Contents:   CPreviewBand::IDeskBand methods
  8. //
  9. //  History:    7-24-97  Davepl  Created
  10. //
  11. //--------------------------------------------------------------------------
  13. #include "stdafx.h"
  14. #include "PreviewBand.h"
  16. //
  17. // IObjectWithSite::GetBandInfo for CPreviewBand
  18. //
  20. const int CPreviewBand::m_MIN_SIZE_X = 20;
  21. const int CPreviewBand::m_MIN_SIZE_Y = 20;
  23. STDMETHODIMP CPreviewBand::GetBandInfo(DWORD dwBandID, DWORD dwViewMode, DESKBANDINFO* pdbi)
  24. {
  25.     if(NULL == pdbi)
  26.     {
  27.         return E_INVALIDARG;
  28.     }
  29.     else
  30.     {
  31.         m_dwBandID = dwBandID;
  32.         m_dwViewMode = dwViewMode;
  34.         if(pdbi->dwMask & DBIM_MINSIZE)
  35.         {
  36.             pdbi->ptMinSize.x = m_MIN_SIZE_X;
  37.             pdbi->ptMinSize.y = m_MIN_SIZE_Y;
  38.         }
  40.         if(pdbi->dwMask & DBIM_MAXSIZE)
  41.         {
  42.             pdbi->ptMaxSize.x = -1;
  43.             pdbi->ptMaxSize.y = -1;
  44.         }
  46.         if(pdbi->dwMask & DBIM_INTEGRAL)
  47.         {
  48.             pdbi->ptIntegral.x = 1;
  49.             pdbi->ptIntegral.y = 1;
  50.         }
  52.         if(pdbi->dwMask & DBIM_ACTUAL)
  53.         {
  54.             pdbi->ptActual.x = 0;
  55.             pdbi->ptActual.y = 0;
  56.         }
  58.         if(pdbi->dwMask & DBIM_TITLE)
  59.         {
  60.             #ifdef UNICODE
  61.                 LoadStringW(pdbi->wszTitle, IDS_BANDNAME);
  62.             #else
  63.                 CHAR szAnsi[MAX_PATH];
  64.                 LoadStringA(_Module.m_hInstResource, IDS_BANDNAME, szAnsi, MAX_PATH);
  65.                 MultiByteToWideChar(CP_ACP, 0, szAnsi, MAX_PATH, pdbi->wszTitle, MAX_PATH);
  66.             #endif
  67.         }
  69.         if(pdbi->dwMask & DBIM_MODEFLAGS)
  70.         {
  71.             pdbi->dwModeFlags = DBIMF_VARIABLEHEIGHT;
  72.         }
  73.    
  74.         if(pdbi->dwMask & DBIM_BKCOLOR)
  75.         {
  76.             //Use the default background color by removing this flag.
  77.             pdbi->dwMask &= ~DBIM_BKCOLOR;
  78.         }
  80.         return S_OK;
  81.     }
  82. }