ContentWindows Sample (C++)
This sample illustrates content windows using Flash, Windows Media Player, Internet Explorer controls and forms.
The source code is located at C:\Program Files (x86)\Softelvdm\SftTree OCX 7.5\Samples\VC++\ContentWindows\ContentWindowsDlg.cpp or C:\Program Files\Softelvdm\SftTree OCX 7.5\Samples\VC++\ContentWindows\ContentWindowsDlg.cpp (on 32-bit Windows versions).
// ContentWindowsDlg.cpp : implementation file
//
#include "stdafx.h"
#include "ContentWindows.h"
#include "ContentWindowsDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CContentWindowsDlg dialog
CContentWindowsDlg::CContentWindowsDlg(CWnd* pParent /*=NULL*/)
: CDialog(CContentWindowsDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CContentWindowsDlg)
// NOTE: the ClassWizard will add member initialization here
//}}AFX_DATA_INIT
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
m_hIcon = LoadIcon(AfxGetApp()->m_hInstance, MAKEINTRESOURCE(IDR_MAINFRAME));
m_hIconSmall = (HICON) LoadImage(AfxGetApp()->m_hInstance, MAKEINTRESOURCE(IDR_MAINFRAME), IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR);
}
CContentWindowsDlg::~CContentWindowsDlg()
{
if (m_hIconSmall)
DestroyIcon(m_hIconSmall);
}
void CContentWindowsDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CContentWindowsDlg)
DDX_Control(pDX, IDC_SFTTREE1, m_Tree);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CContentWindowsDlg, CDialog)
//{{AFX_MSG_MAP(CContentWindowsDlg)
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_WM_SIZE()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CContentWindowsDlg message handlers
BOOL CContentWindowsDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// Set the icon for this dialog. The framework does this automatically
// when the application's main window is not a dialog
SetIcon(m_hIcon, TRUE); // Set big icon
SetIcon(m_hIcon, FALSE); // Set small icon
CRect rect;
GetClientRect(&rect);
m_Tree.MoveWindow(0, 0, rect.Width(), rect.Height());
m_vTree = m_Tree.GetControlUnknown();
ASSERT(m_vTree != NULL);
// Flash
// Create the dialog containing the Flash control
if (!m_FlashDialog.Create(IDD_FLASH_DIALOG, &m_Tree) || !m_FlashDialog.HaveFlash()) {
m_vTree->Item[3]->Cell[1]->Text = _T("Flash ActiveX control could not be instantiated - maybe Flash Player is not installed\n\n")
_T("Flash Player is available at www.adobe.com.");
} else {
m_vTree->Item[3]->Cell[1]->Text = _T("");
m_vTree->Item[3]->Cell[1]->AttachContentWindow((int) m_FlashDialog.m_hWnd, contentWindowSftTreeKeepSize);
}
// Windows Media Player
// Create the dialog containing the Windows Media Player control
if (!m_WMPDialog.Create(IDD_WMP_DIALOG, &m_Tree) || !m_WMPDialog.HaveWMP()) {
m_vTree->Item[4]->Cell[1]->Text = _T("Windows Media Player control could not be instantiated - maybe Windows Media Player is not installed\n\n")
_T("Windows Media Player is available at www.microsoft.com.");
} else {
m_vTree->Item[4]->Cell[1]->Text = _T("");
m_vTree->Item[4]->Cell[1]->AttachContentWindow((int) m_WMPDialog.m_hWnd, contentWindowSftTreeKeepSize);
}
// Internet Explorer
// Create the dialog containing the web browser control
if (!m_IEDialog.Create(IDD_IE_DIALOG, &m_Tree) || !m_IEDialog.HaveWebBrowser()) {
m_vTree->Item[5]->Cell[1]->Text = _T("Internet Explorer control could not be instantiated - maybe Internet Explorer is not installed\n\n")
_T("Internet Explorer is available at www.microsoft.com.");
} else {
ISftTreeItemPtr pItem = m_vTree->Item[5];
ISftTreeCellPtr pCell = pItem->Cell[1];
pCell->Text = _T("Internet Explorer");
pItem->MinHeightPix = 300; // always exactly 300 pixels
pItem->MaxHeightPix = 300; // always exactly 300 pixels
pCell->AttachContentWindow((int) m_IEDialog.m_hWnd, contentWindowSftTreeNone);
}
// Simple Dialog
// Create the dialog
m_SimpleDialog.Create(IDD_SIMPLEDIALOG, &m_Tree);
m_vTree->Item[6]->Cell[1]->Text = _T("");
m_vTree->Item[6]->Cell[1]->AttachContentWindow((int) m_SimpleDialog.m_hWnd, contentWindowSftTreeKeepSize);
m_vTree->RowHeaders->MakeOptimal(); // Make row header width optimal, so text and pictures are not clipped horizontally.
m_vTree->ColumnsObj->MakeOptimal(); // Make all columns optimal
// triple the size of the last column
m_vTree->Column[1]->WidthPix = m_vTree->Column[1]->WidthPix * 3;
m_vTree->Items->RecalcHorizontalExtent(); // Update horizontal scrollbar
m_vTree->Items->Current = 0; // select the first item
m_vTree->Item[0]->Selected = VARIANT_TRUE;
SendMessage(WM_SYSCOMMAND, SC_MAXIMIZE, 0);
return TRUE; // return TRUE unless you set the focus to a control
}
// If you add a minimize button to your dialog, you will need the code below
// to draw the icon. For MFC applications using the document/view model,
// this is automatically done for you by the framework.
void CContentWindowsDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // device context for painting
SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
// Center icon in client rectangle
int cxIcon = GetSystemMetrics(SM_CXICON);
int cyIcon = GetSystemMetrics(SM_CYICON);
CRect rect;
GetClientRect(&rect);
int x = (rect.Width() - cxIcon + 1) / 2;
int y = (rect.Height() - cyIcon + 1) / 2;
// Draw the icon
dc.DrawIcon(x, y, m_hIcon);
}
else
{
CDialog::OnPaint();
}
}
// The system calls this to obtain the cursor to display while the user drags
// the minimized window.
HCURSOR CContentWindowsDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CContentWindowsDlg::OnSize(UINT nType, int cx, int cy)
{
CDialog::OnSize(nType, cx, cy);
if (m_Tree.m_hWnd)
m_Tree.MoveWindow(0, 0, cx, cy);
}
void CContentWindowsDlg::OnItemExpandedSfttree1(long ItemIndex)
{
// Here we make sure that the media stops playing when the control is not visible
if (ItemIndex == 2)
m_WMPDialog.m_pCtlWMP1->controls->play();
}
void CContentWindowsDlg::OnItemCollapsedSfttree1(long ItemIndex)
{
// here we make sure that the media stops playing when the control is not visible
if (ItemIndex == 2)
m_WMPDialog.m_pCtlWMP1->controls->pause();
}
void CContentWindowsDlg::OnItemDblClickSfttree1(long ItemIndex, short ColIndex, short AreaType, short Button, short Shift)
{
if (AreaType == constSftTreeColumnRes)
m_vTree->Column[ColIndex]->MakeOptimal();
}
BEGIN_EVENTSINK_MAP(CContentWindowsDlg, CDialog)
//{{AFX_EVENTSINK_MAP(CContentWindowsDlg)
ON_EVENT(CContentWindowsDlg, IDC_SFTTREE1, 42 /* ItemExpanded */, OnItemExpandedSfttree1, VTS_I4)
ON_EVENT(CContentWindowsDlg, IDC_SFTTREE1, 41 /* ItemCollapsed */, OnItemCollapsedSfttree1, VTS_I4)
ON_EVENT(CContentWindowsDlg, IDC_SFTTREE1, 5 /* ItemDblClick */, OnItemDblClickSfttree1, VTS_I4 VTS_I2 VTS_I2 VTS_I2 VTS_I2)
//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()
On
Off