src/Utils/TreePropSheet/PropPageFrame.cpp

   1 /********************************************************************
   2 *
   3 * Copyright (c) 2002 Sven Wiegand <mail@sven-wiegand.de>
   4 *
   5 * You can use this and modify this in any way you want,
   6 * BUT LEAVE THIS HEADER INTACT.
   7 *
   8 * Redistribution is appreciated.
   9 *
  10 * $Workfile:$
  11 * $Revision:$
  12 * $Modtime:$
  13 * $Author:$
  14 *
  15 * Revision History:
  16 *       $History:$
  17 *
  18 *********************************************************************/
  19
  20 #include "stdafx.h"
  21 #include "PropPageFrame.h"
  22
  23 #ifdef _DEBUG
  24 #define new DEBUG_NEW
  25 #undef THIS_FILE
  26 static char THIS_FILE[] = __FILE__;
  27 #endif
  28
  29
  30
  31 namespace TreePropSheet
  32 {
  33
  34
  35 //-------------------------------------------------------------------
  36 // class CPropPageFrame
  37 //-------------------------------------------------------------------
  38
  39 CPropPageFrame::CPropPageFrame()
  40 :       m_bShowCaption(FALSE),
  41         m_nCaptionHeight(0),
  42         m_hCaptionIcon(NULL),
  43         m_dwMsgFormat(DT_CENTER|DT_VCENTER|DT_NOPREFIX|DT_SINGLELINE)
  44 {
  45 }
  46
  47
  48 CPropPageFrame::~CPropPageFrame()
  49 {
  50 }
  51
  52
  53 /////////////////////////////////////////////////////////////////////
  54 // Operations
  55
  56
  57 void CPropPageFrame::ShowCaption(BOOL bEnable)
  58 {
  59         m_bShowCaption = bEnable;
  60         SafeUpdateWindow(CalcCaptionArea());
  61 }
  62
  63
  64 BOOL CPropPageFrame::GetShowCaption() const
  65 {
  66         return m_bShowCaption;
  67 }
  68
  69
  70 void CPropPageFrame::SetCaption(LPCTSTR lpszCaption, HICON hIcon /*= NULL*/)
  71 {
  72         m_strCaption = lpszCaption;
  73         m_hCaptionIcon = hIcon;
  74         SafeUpdateWindow(CalcCaptionArea());
  75 }
  76
  77
  78 CString CPropPageFrame::GetCaption(HICON *pIcon /* = NULL */) const
  79 {
  80         if (pIcon)
  81                 *pIcon = m_hCaptionIcon;
  82         return m_strCaption;
  83 }
  84
  85
  86 void CPropPageFrame::SetCaptionHeight(int nCaptionHeight)
  87 {
  88         m_nCaptionHeight = nCaptionHeight;
  89         SafeUpdateWindow(CalcCaptionArea());
  90 }
  91
  92
  93 int CPropPageFrame::GetCaptionHeight() const
  94 {
  95         return m_nCaptionHeight;
  96 }
  97
  98
  99 void CPropPageFrame::SetMsgText(LPCTSTR lpszMsg)
 100 {
 101         m_strMsg = lpszMsg;
 102         SafeUpdateWindow(CalcMsgArea());
 103 }
 104
 105
 106 CString CPropPageFrame::GetMsgText() const
 107 {
 108         return m_strMsg;
 109 }
 110
 111
 112 void CPropPageFrame::SetMsgFormat(DWORD dwFormat)
 113 {
 114         m_dwMsgFormat = dwFormat;
 115         SafeUpdateWindow(CalcMsgArea());
 116 }
 117
 118
 119 DWORD CPropPageFrame::GetMsgFormat() const
 120 {
 121         return m_dwMsgFormat;
 122 }
 123
 124
 125 /////////////////////////////////////////////////////////////////////
 126 // Overridable implementation helpers
 127
 128 void CPropPageFrame::Draw(CDC *pDc)
 129 {
 130         if (GetShowCaption())
 131                 DrawCaption(pDc, CalcCaptionArea(), m_strCaption, m_hCaptionIcon);
 132         DrawMsg(pDc, CalcMsgArea(), m_strMsg, m_dwMsgFormat);
 133 }
 134
 135
 136 CRect CPropPageFrame::CalcMsgArea()
 137 {
 138         ASSERT(IsWindow(GetWnd()->GetSafeHwnd()));
 139
 140         CRect   rectMsg;
 141         GetWnd()->GetClientRect(rectMsg);
 142         if (GetShowCaption())
 143                 rectMsg.top+= GetCaptionHeight();
 144
 145         return rectMsg;
 146 }
 147
 148
 149 void CPropPageFrame::DrawMsg(CDC *pDc, CRect rect, LPCTSTR /*lpszMsg*/, DWORD /*dwFormat*/)
 150 {
 151         CFont   *pPrevFont = dynamic_cast<CFont*>(pDc->SelectStockObject(DEFAULT_GUI_FONT));
 152         int             nPrevBkMode = pDc->SetBkMode(TRANSPARENT);
 153
 154         pDc->DrawText(GetMsgText(), rect, GetMsgFormat());
 155
 156         pDc->SetBkMode(nPrevBkMode);
 157         pDc->SelectObject(pPrevFont);
 158 }
 159
 160
 161 CRect   CPropPageFrame::CalcCaptionArea()
 162 {
 163         ASSERT(IsWindow(GetWnd()->GetSafeHwnd()));
 164
 165         CRect   rectCaption;
 166         GetWnd()->GetClientRect(rectCaption);
 167         if (!GetShowCaption())
 168                 rectCaption.bottom = rectCaption.top;
 169         else
 170                 rectCaption.bottom = rectCaption.top+GetCaptionHeight();
 171
 172         return rectCaption;
 173 }
 174
 175
 176 void CPropPageFrame::DrawCaption(CDC * /*pDc*/, CRect /*rect*/, LPCTSTR /*lpszCaption*/, HICON /*hIcon*/)
 177 {
 178         // should be implemented by specialized classes
 179 }
 180
 181
 182 /////////////////////////////////////////////////////////////////////
 183 // Implementation helpers
 184
 185 void CPropPageFrame::SafeUpdateWindow(LPCRECT lpRect /* = NULL */)
 186 {
 187         if (!IsWindow(GetWnd()->GetSafeHwnd()))
 188                 return;
 189
 190         GetWnd()->InvalidateRect(lpRect, TRUE);
 191 }
 192
 193
 194
 195 } //namespace TreePropSheet