Исчерпывающее руководство по написанию всплывающих подсказок

Джек Роджер

 HICON m_hIcon;

 CTitleTipListBox m_RegListBox; // Обычный список

 CODListBox m_ODListBox; // Список с пользовательской отрисовкой

 // Generated message map functions

 //{{AFX_MSG(CTTDemoDlg)

 virtual BOOL OnInitDialog;

 afx_msg void OnPaint;

 afx_msg HCURSOR OnQueryDragIcon;

 //}}AFX_MSG

 DECLARE_MESSAGE_MAP

};

// TTDemoDlg.cpp : implementation file

#include "stdafx.h"

#include "TTDemo.h"

#include "TTDemoDlg.h"

#ifdef _DEBUG

#define new DEBUG_NEW

#undef THIS_FILE

static char THIS_FILE[] = __FILE__;

#endif

/////////////////////////////////////////////////////////////////////////////

// CTTDemoDlg dialog

CTTDemoDlg::CTTDemoDlg(CWnd* pParent /*=NULL*/) : CDialog(CTTDemoDlg::IDD, pParent) {

 //{{AFX_DATA_INIT(CTTDemoDlg)

 // 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);

}

void CTTDemoDlg::DoDataExchange(CDataExchange* pDX) {

 CDialog::DoDataExchange(pDX);

 //{{AFX_DATA_MAP(CTTDemoDlg)

 // NOTE: the ClassWizard will add DDX and DDV calls here

 //}}AFX_DATA_MAP

}

BEGIN_MESSAGE_MAP(CTTDemoDlg, CDialog)

 //{{AFX_MSG_MAP(CTTDemoDlg)

 ON_WM_PAINT

 ON_WM_QUERYDRAGICON

 //}}AFX_MSG_MAP

END_MESSAGE_MAP

/////////////////////////////////////////////////////////////////////////////

// CTTDemoDlg message handlers

BOOL CTTDemoDlg::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

 //

Сабклассинг обычного элемента "список"

 HWND hwndRegListBox = ::GetDlgItem(GetSafeHwnd, IDC_REGLISTBOX);

 ASSERT(hwndRegListBox);

 VERIFY(m_RegListBox.SubclassWindow(hwndRegListBox));

 // Сабклассинг списка с пользовательской отрисовкой

 HWND hwndODListBox = ::GetDlgItem(GetSafeHwnd, IDC_ODLISTBOX);

 ASSERT(hwndODListBox);

 VERIFY(m_ODListBox.SubclassWindow(hwndODListBox));

 // Заполнение обоих списков строками

 static char* pszItemArray[] = {

"The C++ Programming Language",

"C++ Primer",

"OLE Controls Inside Out",

"Inside OLE 2nd Edition",

"Inside ODBC",

"Code Complete",

"Rapid Software Development",

"The Design Of Everyday Things",

"Object-Oriented Analysis And Design",

"MFC Internals",

"Animation Techniques In Win32",

"Inside Visual C++",

"Writing Solid Code",

"Learn Java Now"

 };

 static int nItemArrayCount = sizeof(pszItemArray) / sizeof(pszItemArray[0]);

 for (int n = 0; n < nItemArrayCount; n++) {

VERIFY(m_RegListBox.AddString(pszItemArray[n]) != LB_ERR);

VERIFY(m_ODListBox.AddString(pszItemArray[n]) != LB_ERR);

 }

 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 CTTDemoDlg::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;