UltimateToolbox/UltimateToolbox93_samples/Ultimate Toolbox/samples/gui/TaskBarIcon/TaskbarDlg.cpp

// TaskbarDlg.cpp : implementation file
//

#include "stdafx.h"
#include "utsampleabout.h"
#include "Taskbar.h"
#include "TaskbarDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTaskbarDlg dialog

CTaskbarDlg::CTaskbarDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTaskbarDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTaskbarDlg)
	m_sTooltipText = _T("The Code Project - COXTaskbarIcon Demo");
	m_bRouteToMe = FALSE;
	m_nIcon = 0;
	//}}AFX_DATA_INIT
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

	//---------------- Demo Codes: all other codes were generated by AppWizard

	m_TaskbarIcon.Create();
	// When there is only one taskbar icon, you don't need to specify an ID.
	// The ID is useful only when implementing two (or more) taskbar icons, AND you want 
	// to handle mouse messages from both icons within one message handler (therefore, you
	// need that ID to tell which icon posted the msg). However, it might be a good idea to
	// assign an ID, and check the ID in the message handler, especially when you may need
	// to derive your classes (somebody else may add another taskbar icon).

	// Note: you don't need to detroy a taskbar icon. It's done in its own destructor.

	m_TaskbarIcon.m_pPopupOwner = this;
	// let this dialog handle popup menu's message
	// Note: m_pPopupOwner is NOT a member of COXTaskbarIcon. This is for demo only.

	//---------------- End of this block
}

void CTaskbarDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTaskbarDlg)
	DDX_Text(pDX, IDC_EDIT_TOOLTIP, m_sTooltipText);
	DDX_Check(pDX, IDC_ROUTE_TO_ME, m_bRouteToMe);
	DDX_Radio(pDX, IDC_ICON1, m_nIcon);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTaskbarDlg, CDialog)
	//{{AFX_MSG_MAP(CTaskbarDlg)
	ON_WM_PAINT()
	ON_WM_SYSCOMMAND()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_TOGGLE_SHOW, OnToggleShow)
	ON_BN_CLICKED(IDC_ICON1, OnIcon1)
	ON_BN_CLICKED(IDC_ICON2, OnIcon2)
	ON_BN_CLICKED(IDC_SET_TOOLTIP, OnSetTooltip)
	ON_BN_CLICKED(IDC_ROUTE_TO_ME, OnRouteToMe)
	ON_BN_CLICKED(IDC_MINIMIZE, OnMinimize)
	ON_MESSAGE(WM_NOTIFY_TASKBAR_ICON, OnNotifyTaskbarIcon)
	ON_COMMAND(ID_OPEN, OnOpen)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTaskbarDlg message handlers

BOOL CTaskbarDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}
	SetIcon(m_hIcon, TRUE);
	SetIcon(m_hIcon, FALSE);
	
	return TRUE;
}

// 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 CTaskbarDlg::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();
	}
}

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

//---------------- Demo Codes: all other codes were generated by AppWizard

void CTaskbarDlg::OnToggleShow() 
{
	if(m_TaskbarIcon.IsShowing())
	{
		m_TaskbarIcon.Hide();
		SetDlgItemText(IDC_EDIT_CODES, _T("Hide()"));
	}
	else
	{
		UpdateData(); // pushing data exchange

		m_TaskbarIcon.SetIcon(m_nIcon == 0 ? IDI_ICON1 : IDI_ICON2);
		// no need to specify bRefresh before showing a taskbar icon 
		m_TaskbarIcon.SetTooltipText(m_sTooltipText);
		m_TaskbarIcon.Show();
		SetDlgItemText(IDC_EDIT_CODES, _T("Show()"));
	}

	SetDlgItemText(IDC_TOGGLE_SHOW, m_TaskbarIcon.IsShowing() ? _T("Hide") : _T("Show"));
}
void CTaskbarDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CUTSampleAboutDlg dlgAbout(IDR_MAINFRAME,ID_DESCRIPTION_FILE);
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}


void CTaskbarDlg::OnIcon1() 
{
	m_TaskbarIcon.SetIcon(IDI_ICON1); // taking the default TRUE value of bRefresh
	// if the code is wriiten as
	//		m_TaskbarIcon.SetIcon(IDI_ICON1, FALSE);
	// no instant refresh will occur.

	SetDlgItemText(IDC_EDIT_CODES, _T("SetIcon(IDI_ICON1)"));
}

void CTaskbarDlg::OnIcon2() 
{
	m_TaskbarIcon.SetIcon(IDI_ICON2); // instantly refresh its icon
	SetDlgItemText(IDC_EDIT_CODES, _T("SetIcon(IDI_ICON2)"));
}

void CTaskbarDlg::OnSetTooltip() 
{
	UpdateData(); // pushing data exchange
	m_TaskbarIcon.SetTooltipText(m_sTooltipText); // instantly refresh its tooltip text
	SetDlgItemText(IDC_EDIT_CODES, 
		CString(_T("SetTooltipText(\"")) + m_sTooltipText + _T("\")"));
}

void CTaskbarDlg::OnRouteToMe() 
{
	UpdateData(); // pushing data exchange
	if (m_bRouteToMe)
	{
		m_TaskbarIcon.SetOwner(this); // use message handlers in this class
		SetDlgItemText(IDC_EDIT_CODES, _T("SetOwner(this)"));
	}
	else
	{
		m_TaskbarIcon.SetOwner(NULL); // use message handlers in taskbar icon class
		SetDlgItemText(IDC_EDIT_CODES, _T("SetOwner(NULL)"));
		SetDlgItemText(IDC_EDIT_MOUSEMSG, _T(""));
	}
}

void CTaskbarDlg::OnMinimize() 
{
	if (!m_TaskbarIcon.IsShowing()) // don't hide all things from users
	{
		OnToggleShow();
	}

	if (m_bRouteToMe) // I'm sure I can't handle messages when I'm hidden
	{
		((CButton*)GetDlgItem(IDC_ROUTE_TO_ME))->SetCheck(0);
		m_TaskbarIcon.SetOwner(NULL); // let taskbar icon do it
		SetDlgItemText(IDC_EDIT_MOUSEMSG, _T(""));
	}

	ShowWindow(FALSE);

	// This is only one way to hide the dialog window. In real situation, you may
	// want to try DestroyWindow() to conserve system resource if possible (in this
	// demo, this dialog is the main window).
}

// handling taskbar icon's notification here after SetOwner(this)
LRESULT CTaskbarDlg::OnNotifyTaskbarIcon(WPARAM wParam, LPARAM lParam)
{
	UINT uID = (UINT)wParam; // this is the ID you assigned to your taskbar icon
	UINT uMouseMsg = (UINT)lParam; // mouse messages

	if (uID != 0) return 0;
	// no ID was assigned when calling Create(), therefore, if a message has some value
	// in uID, it may not from the expected taskbar icon.
	// In real situation, you may write it in another way:
	//		if (uID == IDC_MYTASKBARICON)
	//			...

	CString sOutput;

	switch (uMouseMsg)
	{
	case WM_LBUTTONDOWN:	sOutput = _T("WM_LBUTTONDOWN");		break;
	case WM_LBUTTONDBLCLK:	sOutput = _T("WM_LBUTTONDBLCLK");	break;
	case WM_RBUTTONDOWN:	sOutput = _T("WM_RBUTTONDOWN");		break;
	case WM_RBUTTONDBLCLK:	sOutput = _T("WM_RBUTTONDBLCLK");	break;
	case WM_MOUSEMOVE:		sOutput = _T("WM_MOUSEMOVE");		break;
	}

	// You may also use GetKeyState() here.

	if (!sOutput.IsEmpty()) SetDlgItemText(IDC_EDIT_MOUSEMSG, sOutput);

	return -1; // don't care value
}

// handling popup menu commands sent by the taskbar icon object
void CTaskbarDlg::OnOpen()
{
	ShowWindow(TRUE);
	BringWindowToTop();
}

//---------------- End of this block