EZOptionsDlg - Netscape Preferences like dialog

// EZOptionsDlg.cpp : implementation file
//

#include "stdafx.h"
#include "EZOptionsDlg.h"


#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CEZOptionsDlg dialog
IMPLEMENT_DYNAMIC(CEZOptionsDlg,CDialog)

static const UINT m_narDefPropSheetButtons[] = {IDOK, IDCANCEL, ID_APPLY_NOW, IDHELP };

CEZOptionsDlg::CEZOptionsDlg(UINT nIDResource,CWnd* pParent /*=NULL*/,CString strTreeTitle /*= _T("")*/,BOOL bShowButtons /*= TRUE*/)
: CDialog(nIDResource, pParent)
,m_rcTree(GAP_CTRLS,GAP_CTRLS*3,DEF_WIDTH+GAP_CTRLS,DEF_HEIGHT+GAP_CTRLS*3)
,m_rcPage(m_rcTree.right+GAP_CTRLS,GAP_CTRLS*3,m_rcTree.right+GAP_CTRLS+DEF_WIDTH,DEF_HEIGHT+GAP_CTRLS*3)
,m_rcLabel(m_rcTree.right+GAP_CTRLS,GAP_CTRLS,m_rcTree.right+GAP_CTRLS+DEF_WIDTH,GAP_CTRLS*3)
,m_rcTreeLabel(GAP_CTRLS,GAP_CTRLS,DEF_WIDTH+GAP_CTRLS,GAP_CTRLS*3)
,m_rcPanel(m_rcTree.left,m_rcTree.bottom+GAP_CTRLS*2,m_rcPage.right,m_rcTree.bottom+GAP_CTRLS*5)
,m_pcurPage(0)
,m_strTreeTitle(strTreeTitle)
,m_bShowButtons(bShowButtons)
{
	//{{AFX_DATA_INIT(CEZOptionsDlg)
	// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void CEZOptionsDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEZOptionsDlg)
	// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CEZOptionsDlg, CDialog)
//{{AFX_MSG_MAP(CEZOptionsDlg)
ON_WM_CREATE()
//}}AFX_MSG_MAP
ON_MESSAGE(WM_PAGECHANGED,OnPageChanged)

END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEZOptionsDlg message handlers
void CEZOptionsDlg::AddPage(CEZPropertyPage *pPage, CString strPage, CString strCategory)
{
	
	
	pPage->Create(this);
	
	if(strPage.IsEmpty())
		strPage = pPage->m_psp.pszTitle;
	
	m_wndTree.AddPage(pPage,strPage,strCategory);
	
	CSize szPage = pPage->GetPageSize();
	BOOL bResize = FALSE;
	
	if(m_rcPage.Width()<szPage.cx)
	{
		m_rcPage.right = m_rcPage.left+szPage.cx;
		bResize = TRUE;
	}
	if(m_rcPage.Height()<szPage.cy)
	{
		m_rcPage.bottom= m_rcPage.top+szPage.cy;
		bResize = TRUE;
	}
	
	if(!m_pcurPage)	
		m_wndTree.SelectPage(strPage);
	
	
	if(bResize)
		RepositionWindows();
	
	
	pPage->MoveWindow(&m_rcPage);
	
	
}

void CEZOptionsDlg::RepositionWindows()
{
	
	CalculateTreeRect();
	CalculatePageRect();
	CalculatePageLabelRect();
	CalculateTreeLabelRect();
	CalculateButtonPanelRect();
	CalculateWindowRect();
	
	m_wndTree.MoveWindow(&m_rcTree);
	m_wndPanel.MoveWindow(&m_rcPage);
	m_wndLabel.MoveWindow(&m_rcLabel);
	m_wndTreeLabel.MoveWindow(&m_rcTreeLabel);
	m_wndPanel.MoveWindow(&m_rcPanel);
	
	if(m_pcurPage)
		m_pcurPage->MoveWindow(&m_rcPage);
	SetWindowPos(NULL,0,0,m_rcWnd.Width(),m_rcWnd.Height(),SWP_NOMOVE|SWP_NOZORDER);
	
}

LRESULT CEZOptionsDlg::OnPageChanged(WPARAM wparam, LPARAM lparam)
{
	
	
	CString strText = (LPCTSTR)wparam;
	m_pcurPage = (CEZPropertyPage*)lparam;
	m_wndLabel.SetWindowText(strText);
	m_wndLabel.InvalidateRect(NULL);
	CRect rect;
	if(m_pcurPage)
	{
		
		m_pcurPage->GetWindowRect(&rect);
		if(rect.Width()<m_rcPage.Width() || rect.Height()<m_rcPage.Height())
			RepositionWindows();
		m_pcurPage->SetActiveWindow();
		m_pcurPage->SetFocus();
		
	}
	return 0L;
	
}

CEZPropertyPage* CEZOptionsDlg::RemovePage(CString strTitle)
{
	
	return m_wndTree.RemovePage(strTitle);
}


void CEZOptionsDlg::SetTreeCtrl(UINT nIDResource,CString strTitle)
{
	
	m_wndTree.SubclassDlgItem(nIDResource,this);
	m_strTreeTitle = strTitle;
	m_wndTreeLabel.SetWindowText(m_strTreeTitle);
}


void CEZOptionsDlg::SetLabel(UINT nID)
{
	
	m_wndLabel.SubclassDlgItem(nID,this);
}

void CEZOptionsDlg::SelectPage(CString strPage)
{
	
	m_wndTree.SelectPage(strPage);
	
}

LRESULT CEZOptionsDlg::OnQuerySiblings(WPARAM wparam, LPARAM lparam)
{
	return m_wndTree.OnQuerySiblings(wparam,lparam);
}


int CEZOptionsDlg::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CDialog::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	m_wndTreeLabel.Create(m_strTreeTitle,WS_CHILD|WS_VISIBLE,m_rcTreeLabel,this,IDC_TREE_LABEL);
	
	m_wndTreeLabel.SetColors(GetSysColor(COLOR_ACTIVECAPTION),GetSysColor(COLOR_INACTIVECAPTION),GetSysColor(COLOR_CAPTIONTEXT));	
	m_wndLabel.Create(_T(""),WS_CHILD|WS_VISIBLE,m_rcLabel,this,IDC_TREE_LABEL+1);
	
	m_wndPanel.Create(m_rcPanel,this);
	return 0;
}

void CEZOptionsDlg::AddButton(CString strText, UINT nCommandID)
{
	
	m_wndPanel.AddButton(nCommandID,strText);
	
}

void CEZOptionsDlg::RemoveButton(UINT nCommandID)
{
	m_wndPanel.RemoveButton(nCommandID);
}

void CEZOptionsDlg::ShowButtons(BOOL bShow)
{
	
	m_bShowButtons = bShow;
	m_wndPanel.ShowWindow(m_bShowButtons?SW_SHOW:SW_HIDE);
	RepositionWindows();
	
	
}



void CEZOptionsDlg::CalculateTreeRect()
{
	
	m_rcTree.bottom = m_rcPage.bottom;
	m_rcTree.right = m_rcTree.left+m_wndTree.GetWidth();
	
	
}

void CEZOptionsDlg::CalculatePageRect()
{
	
	m_rcPage.right = m_rcPage.Width();
	m_rcPage.left = m_rcTree.right+GAP_CTRLS;
	m_rcPage.right += m_rcPage.left;
	
}

void CEZOptionsDlg::CalculatePageLabelRect()
{
	
	m_rcLabel.right = m_rcPage.right;
	m_rcLabel.left = m_rcPage.left;
	
}

void CEZOptionsDlg::CalculateTreeLabelRect()
{
	
	m_rcTreeLabel.right = m_rcTree.right;
}


void CEZOptionsDlg::CalculateButtonPanelRect()
{
	
	if(m_bShowButtons)
		m_rcPanel = CRect(m_rcTree.left,m_rcTree.bottom+GAP_CTRLS,m_rcPage.right,m_rcTree.bottom+GAP_CTRLS*6);
	else
		SetRectEmpty(&m_rcPanel);
	
}

void CEZOptionsDlg::CalculateWindowRect()
{
	
	int nWidth = m_rcPage.right+GAP_CTRLS;
	int nHeight = GAP_CTRLS*3;
	nHeight+=m_bShowButtons?m_rcPanel.bottom:m_rcTree.bottom;
	m_rcWnd = CRect(0,0, nWidth,nHeight);
	
	
}


BOOL CEZOptionsDlg::OnCommand(WPARAM wParam, LPARAM lParam) 
{
	
	if(m_pcurPage)
	{
		
		PSHNOTIFY pshn;
		ZeroMemory(&pshn,sizeof(PSHNOTIFY));
		pshn.hdr.hwndFrom = GetSafeHwnd();
		
		int nIDCtrl = pshn.hdr.idFrom = m_pcurPage->GetDlgCtrlID();
		
		
		UINT nID = LOWORD(wParam);
		
		switch(nID)
		{
		case ID_APPLY_NOW:
		case IDOK:			
			pshn.hdr.code = PSN_APPLY;
			break;
			
		case IDCANCEL:
			if(m_pcurPage->OnQueryCancel())
				break;
			
		case IDHELP:		
			pshn.hdr.code = PSN_HELP;
			break;
			
		default:
			return CDialog::OnCommand(wParam, lParam);
			
			
		};
		m_pcurPage->SendMessage(WM_NOTIFY,WPARAM(nIDCtrl),LPARAM(&pshn));
		
	}
	
	return CDialog::OnCommand(wParam, lParam);
}

BOOL CEZOptionsDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	m_wndPanel.AddButton(IDOK,_T("OK"));
	m_wndPanel.AddButton(ID_APPLY_NOW,_T("Apply"));
	m_wndPanel.AddButton(IDCANCEL,_T("Cancel"));

	m_wndPanel.EnableButton(ID_APPLY_NOW,FALSE);
	
	m_wndPanel.ShowWindow(m_bShowButtons?SW_SHOW:SW_HIDE);
	
	
	return FALSE;  // return TRUE unless you set the focus to a control
	// EXCEPTION: OCX Property Pages should return FALSE
}

LRESULT CEZOptionsDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) 
{
	
	switch(message)
	{
		
	case PSM_APPLY:
		{
			
			WPARAM wparam = MAKEWPARAM(ID_APPLY_NOW,0)	;
			return SendMessage(WM_COMMAND,wparam);
		}
	case PSM_CANCELTOCLOSE:
		m_wndPanel.SetButtonText(IDCANCEL,_T("Close"));
		return 0L;
	case PSM_CHANGED: 
		m_wndPanel.EnableButton(ID_APPLY_NOW,TRUE);
		return 0L;
	case PSM_UNCHANGED:
		m_wndPanel.EnableButton(ID_APPLY_NOW,FALSE);
		return 0L;
	case PSM_QUERYSIBLINGS:
			return OnQuerySiblings(wParam,lParam);
		
		
	}
	
	return CDialog::WindowProc(message, wParam, lParam);
}

BOOL CEZOptionsDlg::IsButtonEnabled(int iButton)
{
	
	return m_wndPanel.IsButtonEnabled(iButton);
}