SftButton/OCX 3.0 - Button Control

Images Sample (C++)

This sample illustrates button states and images.

The source code is located at C:\Program Files (x86)\Softelvdm\SftButton OCX 3.0\Samples\VC++\Images\ImagesDlg.cpp or C:\Program Files\Softelvdm\SftButton OCX 3.0\Samples\VC++\Images\ImagesDlg.cpp (on 32-bit Windows versions).

// ImagesDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Images.h"
#include "ImagesDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CImagesDlg dialog

CImagesDlg::CImagesDlg(CWnd* pParent /*=NULL*/)
    : CDialog(CImagesDlg::IDD, pParent)
{
    //{{AFX_DATA_INIT(CImagesDlg)
    //}}AFX_DATA_INIT
    // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
    m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CImagesDlg::DoDataExchange(CDataExchange* pDX)
{
    CDialog::DoDataExchange(pDX);
    //{{AFX_DATA_MAP(CImagesDlg)
    DDX_Control(pDX, IDC_TITLE, m_CtlTitle);
    DDX_Control(pDX, IDC_CHECK2, m_CtlCheck2);
    DDX_Control(pDX, IDC_CHECK1, m_CtlCheck1);
    DDX_Control(pDX, IDC_CLOSEBUTTON, m_CtlCloseButton);
    DDX_Control(pDX, IDC_SFTBTN1, m_CtlButton1);
    DDX_Control(pDX, IDC_SFTBTN2, m_CtlButton2);
    DDX_Control(pDX, IDC_SFTBUTTONCHECK, m_CtlSftButtonCheck);
    //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CImagesDlg, CDialog)
    //{{AFX_MSG_MAP(CImagesDlg)
    ON_WM_PAINT()
    ON_WM_QUERYDRAGICON()
    ON_BN_CLICKED(IDC_CHECK1, OnCheck1)
    ON_BN_CLICKED(IDC_CHECK2, OnCheck2)
    //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CImagesDlg message handlers

BOOL CImagesDlg::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

    // Make a bold font for the dialog title
    CFont* pFont = GetFont(); // get dialog font
    LOGFONT lf;
    pFont->GetLogFont(&lf);
    lf.lfWeight += (FW_BOLD-FW_NORMAL);
    m_BoldFont.CreateFontIndirect(&lf);

    m_CtlTitle.SetFont(&m_BoldFont);

    // Get all ISftButton interface pointers for access to all
    // properties and methods (see Using SftButton/OCX with Visual C++
    // in the online help for more information)
    m_vButton1 = m_CtlButton1.GetControlUnknown();
    m_vButton2 = m_CtlButton2.GetControlUnknown();
    m_vButtonCheck = m_CtlSftButtonCheck.GetControlUnknown();
    m_vCloseButton = m_CtlCloseButton.GetControlUnknown();

    // save the button size to demonstrate auto-sizing

    m_CtlButton2.GetClientRect(&m_savedRect);
    m_CtlButton2.MapWindowPoints(this, &m_savedRect);

    // initialize a SftButton control to look like a check box
    m_vButtonCheck->BorderAlways = VARIANT_FALSE;
    m_vButtonCheck->AutoSize = autosizeSftButtonLeftCenter;
    m_vButtonCheck->Bounce = bounceSftButtonNo;
    m_vButtonCheck->ButtonStyle = styleSftButtonNone;
    m_vButtonCheck->ClickStyle = clickstyleSftButtonPictures;
    m_vButtonCheck->HoverStyle = hoverstyleSftButtonExact;
    m_vButtonCheck->Image1->Appearance = sftImageCheckboxYes;
    m_vButtonCheck->Text = "A SftButton control that looks like a check box with a caption";
    m_vButtonCheck->ShowFocus = VARIANT_FALSE;

    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 CImagesDlg::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 CImagesDlg::OnQueryDragIcon()
{
    return (HCURSOR) m_hIcon;
}

void CImagesDlg::OnCheck1()
{
    // enable/disable the control so the image changes
    m_CtlButton1.EnableWindow(!m_CtlCheck1.GetCheck());
}

void CImagesDlg::OnCheck2()
{
    // resize the control
    if (m_CtlCheck2.GetCheck()) {
        m_vButton2->AutoSize = autosizeSftButtonLeftCenter;
    } else {
        m_vButton2->AutoSize = autosizeSftButtonNone;
        m_CtlButton2.MoveWindow(&m_savedRect, TRUE);
    }
}

void CImagesDlg::OnClickClosebutton()
{
    EndDialog(IDOK);
}

void CImagesDlg::OnClickSftbuttonCheck()
{
    // toggle the check box
    if (m_vButtonCheck->Image1->Appearance == sftImageCheckboxYes)
        m_vButtonCheck->Image1->Appearance = sftImageCheckboxNo;
    else
        m_vButtonCheck->Image1->Appearance = sftImageCheckboxYes;
}

void CImagesDlg::OnDblClickSftbuttonCheck()
{
    OnClickSftbuttonCheck();
}


BEGIN_EVENTSINK_MAP(CImagesDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CImagesDlg)
    ON_EVENT(CImagesDlg, IDC_CLOSEBUTTON, 2 /* Click */, OnClickClosebutton, VTS_NONE)
    ON_EVENT(CImagesDlg, IDC_SFTBUTTONCHECK, 2 /* Click */, OnClickSftbuttonCheck, VTS_NONE)
    ON_EVENT(CImagesDlg, IDC_SFTBUTTONCHECK, 3 /* DblClick */, OnDblClickSftbuttonCheck, VTS_NONE)
    //}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()