File that brings up a dialog loaded with a given image

cck/driver/ImageDialog.cpp

@@ -0,0 +1,130 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+// ImageDialog.cpp : implementation file
+//
+
+#include "stdafx.h"
+#include "WizardMachine.h"
+#include "ImageDialog.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// CImageDialog dialog
+
+extern char iniFilePath[MAX_SIZE];
+extern char imagesPath[MAX_SIZE];
+
+CImageDialog::CImageDialog(CWnd* pParent /*=NULL*/)
+	: CDialog(CImageDialog::IDD, pParent)
+{
+	//{{AFX_DATA_INIT(CImageDialog)
+		// NOTE: the ClassWizard will add member initialization here
+	//}}AFX_DATA_INIT
+}
+
+CImageDialog::CImageDialog(CString theIniFileName, CWnd* pParent /*=NULL*/)
+	: CDialog(CImageDialog::IDD, pParent)
+{
+	//{{AFX_DATA_INIT(CImageDialog)
+		// NOTE: the ClassWizard will add member initialization here
+	//}}AFX_DATA_INIT
+	imageSectionName = "IMAGE";
+
+	// All the images to be displayed on button clicks are 
+	// in this iniFile. So iniFileName is initialized thus.
+	iniFileName = CString(iniFilePath) + theIniFileName;
+	ReadImageFromIniFile();
+}
+
+void CImageDialog::DoDataExchange(CDataExchange* pDX)
+{
+	CDialog::DoDataExchange(pDX);
+	//{{AFX_DATA_MAP(CImageDialog)
+		// NOTE: the ClassWizard will add DDX and DDV calls here
+	//}}AFX_DATA_MAP
+}
+
+
+BEGIN_MESSAGE_MAP(CImageDialog, CDialog)
+	//{{AFX_MSG_MAP(CImageDialog)
+	ON_WM_PAINT()
+	//}}AFX_MSG_MAP
+END_MESSAGE_MAP()
+
+/////////////////////////////////////////////////////////////////////////////
+// CImageDialog message handlers
+
+void CImageDialog::OnPaint() 
+{
+	CPaintDC dc(this); // device context for painting
+	
+	// TODO: Add your message handler code here
+
+	CRect rect(0, 0, 4, 8);
+	MapDialogRect(&rect);
+
+	int baseWidth = rect.Width();
+	int baseHeight = rect.Height();
+
+	CClientDC cdc(this);
+	HBITMAP hbmpOld;
+	CDC dcMem;
+
+	dcMem.CreateCompatibleDC(&cdc);
+
+	hbmpOld = (HBITMAP)::SelectObject(dcMem, image.hBitmap);
+
+	dc.BitBlt((int)((float)(image.location.x) * (float)baseWidth / 4.0),
+		(int)((float)(image.location.y) * (float)baseHeight / 8.0),
+		(int)((float)(image.size.width) * (float)baseWidth / 4.0),
+		(int)((float)(image.size.height) * (float)baseHeight / 8.0),
+		&dcMem,  
+		0, 
+		0, 
+		SRCCOPY);
+
+	// Do not call CDialog::OnPaint() for painting messages
+}
+
+void CImageDialog::ReadImageFromIniFile()
+{
+	char buffer[500];
+	GetPrivateProfileString(imageSectionName, "Name", "", buffer, 250, iniFileName);
+	image.name = CString(imagesPath) + CString(buffer);
+
+	GetPrivateProfileString(imageSectionName, "start_X", "", buffer, 250, iniFileName);
+	image.location.x = atoi(buffer);
+
+	GetPrivateProfileString(imageSectionName, "start_Y", "", buffer, 250, iniFileName);
+	image.location.y = atoi(buffer);
+
+	GetPrivateProfileString(imageSectionName, "width", "", buffer, 250, iniFileName);
+	image.size.width = atoi(buffer);
+
+	GetPrivateProfileString(imageSectionName, "height", "", buffer, 250, iniFileName);
+	image.size.height = atoi(buffer);
+
+	image.hBitmap = (HBITMAP)LoadImage(NULL, image.name, IMAGE_BITMAP, 0, 0,
+											LR_LOADFROMFILE|LR_CREATEDIBSECTION);
+}