WndSettingsSheet.cpp

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//
// WndSettingsSheet.cpp
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza is free software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Shareaza is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#include "StdAfx.h"
#include "Shareaza.h"
#include "CoolInterface.h"
#include "WndSettingsSheet.h"
#include "WndSettingsPage.h"

#include <afxpriv.h>
#include <..\src\mfc\afximpl.h>
//#include "C:\Development\VisualStudio2003\Vc7\atlmfc\src\mfc\afximpl.h"

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

IMPLEMENT_DYNAMIC(CSettingsSheet, CSkinDialog)

BEGIN_MESSAGE_MAP(CSettingsSheet, CSkinDialog)
        ON_WM_PAINT()
        ON_COMMAND(IDRETRY, OnApply)
        ON_NOTIFY(TVN_ITEMEXPANDINGW, IDC_SETTINGS_TREE, OnTreeExpanding)
        ON_NOTIFY(TVN_ITEMEXPANDINGA, IDC_SETTINGS_TREE, OnTreeExpanding)
        ON_NOTIFY(TVN_SELCHANGEDW, IDC_SETTINGS_TREE, OnSelectPage)
        ON_NOTIFY(TVN_SELCHANGEDA, IDC_SETTINGS_TREE, OnSelectPage)
END_MESSAGE_MAP()


// CSettingsSheet construction

CSettingsSheet::CSettingsSheet(CWnd* pParent, UINT nCaptionID)
{
        m_pPage                 = NULL;
        m_pFirst                = NULL;
        m_pTemplate             = NULL;
        m_bModified             = FALSE;
        m_nLeftMargin   = 0;
        m_nTopMargin    = 0;
        m_nListWidth    = 120;
        m_nListMargin   = 6;
        m_nButtonHeight = 20;

        if ( nCaptionID ) m_sCaption.LoadString( nCaptionID );
}

CSettingsSheet::~CSettingsSheet()
{
}

void CSettingsSheet::DoDataExchange(CDataExchange* pDX)
{
        CSkinDialog::DoDataExchange( pDX );
}

// CSettingsSheet operations

void CSettingsSheet::AddPage(CSettingsPage* pPage, LPCTSTR pszCaption)
{
        if ( pszCaption ) pPage->m_sCaption = pszCaption;
        pPage->m_bGroup = FALSE;
        m_pPages.Add( pPage );
}

void CSettingsSheet::AddGroup(CSettingsPage* pPage, LPCTSTR pszCaption)
{
        if ( pszCaption ) pPage->m_sCaption = pszCaption;
        pPage->m_bGroup = TRUE;
        m_pPages.Add( pPage );
}

CSettingsPage* CSettingsSheet::GetPage(int nPage) const
{
        return (CSettingsPage*)m_pPages.GetAt( nPage );
}

CSettingsPage* CSettingsSheet::GetPage(CRuntimeClass* pClass) const
{
        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );
                if ( pPage->IsKindOf( pClass ) ) return pPage;
        }
        return NULL;
}

CSettingsPage* CSettingsSheet::GetPage(LPCTSTR pszClass) const
{
        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );
                if ( _tcscmp( CString( pPage->GetRuntimeClass()->m_lpszClassName ), pszClass ) == 0 ) return pPage;
        }
        return NULL;
}

int CSettingsSheet::GetPageIndex(CSettingsPage* pPage) const
{
        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                if ( pPage == GetPage( nPage ) ) return nPage;
        }
        return -1;
}

int CSettingsSheet::GetPageCount() const
{
        return m_pPages.GetSize();
}

CSettingsPage* CSettingsSheet::GetActivePage() const
{
        return m_pPage;
}

BOOL CSettingsSheet::SetActivePage(CSettingsPage* pPage)
{
        if ( pPage == NULL || pPage == m_pPage ) return FALSE;

        ASSERT_KINDOF(CSettingsPage, pPage);

        if ( m_hWnd == NULL )
        {
                m_pFirst = pPage;
                return TRUE;
        }

        if ( m_pPage != NULL )
        {
                if ( ! m_pPage->OnKillActive() ) return FALSE;
                m_pPage->ShowWindow( SW_HIDE );
        }

        if ( pPage->m_hWnd == NULL && ! CreatePage( pPage ) ) return FALSE;
        if ( ! pPage->OnSetActive() ) return FALSE;

        m_pPage = pPage;
        m_pPage->ShowWindow( SW_SHOW );

        for ( HTREEITEM hGroup = m_wndTree.GetRootItem() ; hGroup ; hGroup = m_wndTree.GetNextItem( hGroup, TVGN_NEXT ) )
        {
                if ( m_wndTree.GetItemData( hGroup ) == (DWORD)m_pPage )
                {
                        if ( ( m_wndTree.GetItemState( hGroup, TVIS_SELECTED ) & TVIS_SELECTED ) == 0 )
                        {
                                m_wndTree.SelectItem( hGroup );
                        }
                }
                for ( HTREEITEM hItem = m_wndTree.GetChildItem( hGroup ) ; hItem ; hItem = m_wndTree.GetNextItem( hItem, TVGN_NEXT ) )
                {
                        if ( m_wndTree.GetItemData( hItem ) == (DWORD)m_pPage )
                        {
                                if ( ( m_wndTree.GetItemState( hItem, TVIS_SELECTED ) & TVIS_SELECTED ) == 0 )
                                {
                                        m_wndTree.SelectItem( hItem );
                                }
                        }
                }
        }

        return TRUE;
}

BOOL CSettingsSheet::SetActivePage(int nPage)
{
        return SetActivePage( GetPage( nPage ) );
}

BOOL CSettingsSheet::IsModified() const
{
        return m_bModified;
}

void CSettingsSheet::SetModified(BOOL bChanged)
{
        if ( m_bModified == bChanged ) return;
        m_bModified = bChanged;
}

// CSettingsSheet message handlers

int CSettingsSheet::DoModal()
{
        m_pTemplate = (DLGTEMPLATE *)malloc( sizeof(DLGTEMPLATE) + 6 );
        ZeroMemory( m_pTemplate, sizeof(DLGTEMPLATE) + 6 );

        DWORD dwExStyle = theApp.m_bRTL ? WS_EX_RTLREADING|WS_EX_RIGHT|WS_EX_LEFTSCROLLBAR|WS_EX_LAYOUTRTL : 
                WS_EX_LEFT|WS_EX_LTRREADING|WS_EX_RIGHTSCROLLBAR;

        m_pTemplate->style                              = WS_POPUPWINDOW|WS_VISIBLE|WS_CLIPSIBLINGS|WS_DLGFRAME|WS_OVERLAPPED|DS_MODALFRAME;
        m_pTemplate->dwExtendedStyle    = dwExStyle|WS_EX_DLGMODALFRAME|WS_EX_WINDOWEDGE|WS_EX_CONTROLPARENT;

        m_pTemplate->cdit       = 0;
        m_pTemplate->x          = 0;
        m_pTemplate->y          = 0;
        m_pTemplate->cx         = 100;
        m_pTemplate->cy         = 100;

        m_pPage         = NULL;
        m_bModified     = FALSE;

        CSkinDialog::InitModalIndirect( m_pTemplate, m_pParentWnd );

        int nResult = CSkinDialog::DoModal();

        free( m_pTemplate );

        m_pTemplate             = NULL;
        m_pParentWnd    = NULL;
        m_pFirst                = m_pPage;
        m_pPage                 = NULL;

        return nResult;
}

BOOL CSettingsSheet::OnInitDialog()
{
        CSkinDialog::OnInitDialog();

        SetWindowText( m_sCaption );

        CRect rect;
        m_wndTree.Create( WS_CHILD|WS_TABSTOP|WS_VISIBLE|/*TVS_PRIVATEIMAGELISTS|*/
                TVS_HASLINES|TVS_SHOWSELALWAYS|TVS_TRACKSELECT, rect, this, IDC_SETTINGS_TREE );

        m_wndOK.Create( _T("OK"), WS_CHILD|WS_TABSTOP|WS_VISIBLE|BS_DEFPUSHBUTTON, rect, this, IDOK );
        m_wndOK.SetFont( &theApp.m_gdiFont );
        m_wndCancel.Create( _T("Cancel"), WS_CHILD|WS_TABSTOP|WS_VISIBLE, rect, this, IDCANCEL );
        m_wndCancel.SetFont( &theApp.m_gdiFont );
        m_wndApply.Create( _T("Apply"), WS_CHILD|WS_TABSTOP|WS_VISIBLE, rect, this, IDRETRY );
        m_wndApply.SetFont( &theApp.m_gdiFont );

        Layout();
        CenterWindow();

        if ( m_pFirst == NULL ) m_pFirst = GetPage( 0 );
        SetActivePage( m_pFirst );

        BuildTree();

        return TRUE;
}

void CSettingsSheet::BuildTree()
{
        HTREEITEM hGroup = NULL;

        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );

                if ( pPage->m_bGroup ) hGroup = NULL;

                HTREEITEM hItem = m_wndTree.InsertItem(
                        TVIF_PARAM|TVIF_TEXT|TVIF_STATE,
                        pPage->m_sCaption, 0, 0, TVIS_EXPANDED|(TVIS_BOLD*pPage->m_bGroup),
                        TVIS_EXPANDED|TVIS_BOLD, (LPARAM)pPage, hGroup, TVI_LAST );

                if ( pPage->m_bGroup ) hGroup = hItem;

                if ( pPage == m_pPage ) m_wndTree.SelectItem( hItem );
        }
}

void CSettingsSheet::Layout()
{
        TEXTMETRIC txtMetric;

        CDC* pDC = GetDC();
        pDC->SelectObject( &theApp.m_gdiFont );
        pDC->GetTextMetrics( &txtMetric );
        ReleaseDC( pDC );

        m_nButtonHeight = ( txtMetric.tmHeight + txtMetric.tmExternalLeading ) + 10;

        m_szPages.cx = m_szPages.cy = 0;

        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );
                CDialogTemplate pTemplate;

                if ( pPage->GetTemplateName() == NULL )  continue;

                if ( pTemplate.Load( pPage->GetTemplateName() ) )
                {
                        CSize size;
                        pTemplate.GetSizeInPixels( &size );
                        m_szPages.cx = max( m_szPages.cx, size.cx );
                        m_szPages.cy = max( m_szPages.cy, size.cy );
                }
        }

        CRect rc( 0, 0, m_szPages.cx, m_szPages.cy );
        rc.right += m_nListWidth + m_nListMargin;
        rc.right += m_nLeftMargin;
        rc.bottom += m_nTopMargin + m_nButtonHeight + 16;

        CalcWindowRect( &rc );
        SetWindowPos( &wndTop, 0, 0, rc.Width(), rc.Height(), SWP_NOMOVE|SWP_NOZORDER );

        rc.SetRect( m_nLeftMargin, m_nTopMargin, 0, 0 );
        rc.right        = rc.left + m_nListWidth;
        rc.bottom       = rc.top  + m_szPages.cy;

        m_wndTree.MoveWindow( &rc );

        rc.SetRect( 8, rc.bottom + 8, 76, m_nButtonHeight );
        rc.right += rc.left;
        rc.bottom += rc.top;

        m_wndOK.MoveWindow( &rc );
        rc.OffsetRect( rc.Width() + 8, 0 );
        m_wndCancel.MoveWindow( &rc );
        rc.OffsetRect( rc.Width() + 8, 0 );
        m_wndApply.MoveWindow( &rc );
}

BOOL CSettingsSheet::CreatePage(CSettingsPage* pPage)
{
        CRect rc( m_nLeftMargin, m_nTopMargin, 0, 0 );

        rc.left         += m_nListWidth + m_nListMargin;
        rc.right        = rc.left + m_szPages.cx;
        rc.bottom       = rc.top  + m_szPages.cy;

        return pPage->Create( rc, this );
}

void CSettingsSheet::OnTreeExpanding(NM_TREEVIEW* pNotify, LRESULT *pResult)
{
        *pResult = TRUE;
}

void CSettingsSheet::OnSelectPage(NM_TREEVIEW* pNotify, LRESULT *pResult)
{
        *pResult = NULL;

        if ( ( pNotify->itemNew.state & TVIS_SELECTED ) == 0 ) return;
        CSettingsPage* pPage = (CSettingsPage*)m_wndTree.GetItemData( m_wndTree.GetSelectedItem() );
        if ( pPage == NULL || pPage == m_pPage ) return;

        SetActivePage( pPage );
}

void CSettingsSheet::OnPaint()
{
        CPaintDC dc( this );
        DoPaint( dc );
}

void CSettingsSheet::DoPaint(CDC& dc)
{
        CRect rc( m_nLeftMargin, m_nTopMargin - 1, 0, 0 );

        rc.left         += m_nListWidth;
        rc.right        = rc.left + m_nListMargin;
        rc.bottom       = rc.top  + m_szPages.cy + 1;

        dc.FillSolidRect( rc.left, rc.top, 1, rc.Height(), GetSysColor( COLOR_BTNFACE ) );
        dc.FillSolidRect( rc.left + 1, rc.top, 1, rc.Height(), GetSysColor( COLOR_3DHIGHLIGHT ) );
        dc.FillSolidRect( rc.right - 1, rc.top, 1, rc.Height(), GetSysColor( COLOR_3DSHADOW ) );
        dc.FillSolidRect( rc.left + 2, rc.top, rc.Width() - 3, rc.Height(),
                GetSysColor( COLOR_BTNFACE ) );

        GetClientRect( &rc );
        rc.top = rc.bottom - ( m_nButtonHeight + 16 );

        dc.FillSolidRect( rc.left, rc.top, rc.Width(), 1, GetSysColor( COLOR_BTNFACE ) );
        dc.FillSolidRect( rc.left, rc.top + 1, rc.Width(), 1, GetSysColor( COLOR_3DHIGHLIGHT ) );
}

void CSettingsSheet::OnOK()
{
        if ( m_pPage && ! m_pPage->OnKillActive() ) return;

        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );
                if ( pPage->m_hWnd ) pPage->OnOK();
        }

        EndDialog( IDOK );
}

void CSettingsSheet::OnCancel()
{
        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );
                if ( pPage->m_hWnd ) pPage->OnCancel();
        }

        EndDialog( IDCANCEL );
}

void CSettingsSheet::OnApply()
{
        if ( m_pPage && ! m_pPage->OnKillActive() ) return;

        for ( int nPage = 0 ; nPage < GetPageCount() ; nPage++ )
        {
                CSettingsPage* pPage = GetPage( nPage );
                if ( pPage->m_hWnd && ! pPage->OnApply() ) return;
        }

        SetModified( FALSE );
}

BOOL CSettingsSheet::OnCommand(WPARAM wParam, LPARAM lParam)
{
        if ( LOWORD( wParam ) == IDOK )
        {
                OnOK();
                return TRUE;
        }
        else if ( LOWORD( wParam ) == IDCANCEL )
        {
                OnCancel();
                return TRUE;
        }

        return CSkinDialog::OnCommand(wParam, lParam);
}

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