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combobar.cpp
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C/C++ Source or Header
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1998-03-26
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3KB
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118 lines
// combobar.cpp : implementation of the CComboToolBar and CTBComboBox class
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
//
#include "stdafx.h"
#include "np.h"
#include "combobar.h"
#include "mainfrm.h"
#include "npdoc.h"
#include "npview.h"
#include "finddlg.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
BEGIN_MESSAGE_MAP(CComboToolBar, CToolBar)
//{{AFX_MSG_MAP(CComboToolBar)
//}}AFX_MSG_MAP
ON_CBN_SETFOCUS(IDW_COMBO, OnSetFocus)
END_MESSAGE_MAP()
void CComboToolBar::OnSetFocus()
{
// combobox is gaining focus, highlight text in edit control
m_toolBarCombo.SetEditSel(0,-1);
}
BOOL CComboToolBar::PreTranslateMessage(MSG* pMsg)
{
// Note: there is only one control in the toolbar that accepts keyboard input,
// this is the combobox.
// user hit ENTER
if (pMsg->wParam == VK_RETURN && GetKeyState(VK_RETURN) < 0)
{
// extract the text, update combobox lists, and do the search
CString s1;
m_toolBarCombo.GetWindowText(s1);
if(s1.GetLength())
{
CNotepadView* pView = GetApplicationView();
m_toolBarCombo.SetEditSel(0, -1);
pView->m_searchHistory.AddString(s1); // update combobox history list
pView->m_pFindDialog->m_szText = s1; // update last string
pView->OnViewFindNext(s1); // find the string
return TRUE; // key processed
}
else
{
MessageBeep(MB_ICONEXCLAMATION);
return TRUE; // key processed
}
}
// user hit ESC
if (pMsg->wParam == VK_ESCAPE && GetKeyState(VK_ESCAPE) < 0)
{
GetApplicationView()->SetFocus();
return TRUE; // key processed
}
// user hit DOWN-ARROW
if (pMsg->wParam == VK_DOWN && GetKeyState(VK_DOWN) < 0 &&
m_toolBarCombo.GetDroppedState() == FALSE)
{
m_toolBarCombo.ShowDropDown();
return TRUE; // key processed
}
return CToolBar::PreTranslateMessage(pMsg);
}
BEGIN_MESSAGE_MAP(CTBComboBox, CComboBox)
//{{AFX_MSG_MAP(CTBComboBox)
ON_WM_CREATE()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
int CTBComboBox::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CComboBox::OnCreate(lpCreateStruct) == -1)
return -1;
LOGFONT logFont;
TEXTMETRIC tm;
CClientDC dc(this);
dc.GetTextMetrics(&tm);
::EnumFontFamilies(dc.m_hDC, _T("MS Sans Serif"),
CTBComboBox::FontEnumProc, (LPARAM)&logFont);
// change the weight and create the font
logFont.lfWeight = FW_BOLD;
if (m_font.CreateFontIndirect(&logFont))
SetFont(&m_font);
return 0;
}
int CALLBACK CTBComboBox::FontEnumProc(const LOGFONT *pLogFont, const TEXTMETRIC *pTextMetric, DWORD type, LPARAM pDestLogFont)
{
memcpy((BYTE*)pDestLogFont, pLogFont, sizeof(LOGFONT));
return FALSE; // return the first font in the family(i.e. smallest).
}