www.pudn.com > tab2ESRIshapefile.zip > CJSearchEdit.cpp, change:2004-03-28,size:6706b

// CJSearchEdit.cpp : implementation file 
//  
// Copyright © 1998-99 Kirk Stowell    
//		mailto:kstowell@codejockeys.com 
//		http://www.codejockeys.com/kstowell/ 
// 
// This source code may be used in compiled form in any way you desire.  
// Source file(s) may be redistributed unmodified by any means PROVIDING 
// they are not sold for profit without the authors expressed written consent, 
// and providing that this notice and the authors name and all copyright 
// notices remain intact. If the source code is used in any commercial 
// applications then a statement along the lines of: 
// 
// "Portions Copyright © 1998-99 Kirk Stowell" must be included in the 
// startup banner, "About" box or printed documentation. An email letting 
// me know that you are using it would be nice as well. That's not much to ask 
// considering the amount of work that went into this. 
// 
// This software is provided "as is" without express or implied warranty. Use 
// it at your own risk! The author accepts no liability for any damage/loss of 
// business that this product may cause. 
// 
// ==========================================================================   
// 
// Acknowledgements: 
//	<>  Many thanks to all of you, who have encouraged me to update my articles 
//		and code, and who sent in bug reports and fixes. 
//  <>  Many thanks Zafir Anjum (zafir@codeguru.com) for the tremendous job that 
//      he has done with codeguru, enough can not be said! 
//	<>  Many thanks to Microsoft for making the source code availiable for MFC.  
//		Since most of this work is a modification from existing classes and  
//		methods, this library would not have been possible. 
// 
// ==========================================================================   
// HISTORY:	   
// ==========================================================================   
//			1.00	16 Jan 1999	- Initial release.   
// ==========================================================================   
//   
///////////////////////////////////////////////////////////////////////////// 
 
#include "stdafx.h" 
#include "CJSearchEdit.h" 
#include "SHFileInfo.h" 
#include "resource.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CEditButton class 
///////////////////////////////////////////////////////////////////////////// 
 
CEditButton::CEditButton() 
{ 
	NONCLIENTMETRICS ncm; 
	ncm.cbSize = sizeof(NONCLIENTMETRICS); 
	VERIFY(::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, 
		sizeof(NONCLIENTMETRICS), &ncm, 0)); 
	m_Font.CreateFontIndirect(&ncm.lfMessageFont); 
} 
 
CEditButton::~CEditButton() 
{ 
} 
 
BEGIN_MESSAGE_MAP(CEditButton, CButton) 
	ON_CONTROL_REFLECT(BN_CLICKED, OnClicked) 
END_MESSAGE_MAP() 
 
BOOL CEditButton::Create(CWnd* pWnd, SEARCH_TYPE eType, UINT nMenu) 
{ 
	ASSERT(eType != -1); 
	ASSERT_VALID(pWnd); 
	m_eType = eType; 
	m_nMenu = nMenu; 
	m_pWnd = pWnd; 
	CWnd* pWndParent = m_pWnd->GetParent(); 
	ASSERT_VALID(pWndParent); 
	 
	CRect rc; 
	m_pWnd->GetWindowRect(&rc); 
	m_pWnd->SetWindowPos(NULL, 0, 0, rc.Width()-23, 
		rc.Height(), SWP_NOZORDER|SWP_NOMOVE); 
	pWndParent->ScreenToClient(&rc); 
	rc.left = rc.right-18; 
 
	DWORD dwStyle = WS_VISIBLE|WS_CHILD|WS_TABSTOP|BS_CENTER|BS_VCENTER; 
	switch (m_eType) 
	{ 
	case SEARCH_DIRECTORY: 
	case SEARCH_FILE: 
		{ 
			if (CButton::Create(_T("..."), dwStyle, rc, 
				pWndParent, GetNextID(pWndParent))) 
			{ 
				SetWindowPos(m_pWnd, 0,0,0,0, SWP_NOSIZE|SWP_NOMOVE); 
				EnableWindow(m_pWnd->IsWindowEnabled()); 
				SetFont(&m_Font); 
				return TRUE; 
			} 
		} 
 
	case SEARCH_POPUP: 
		{ 
			if (CButton::Create(_T("..."), dwStyle|BS_ICON, rc, 
				pWndParent, GetNextID(pWndParent))) 
			{ 
				SetWindowPos(m_pWnd, 0,0,0,0, SWP_NOSIZE|SWP_NOMOVE); 
				EnableWindow(m_pWnd->IsWindowEnabled()); 
				SetFont(&m_Font); 
 
				CImageList imageList; 
				CBitmap    bitmap; 
 
				bitmap.LoadBitmap(IDB_BTN_ARROW); 
				imageList.Create(15, 17, ILC_COLORDDB|ILC_MASK, 1, 1); 
				imageList.Add(&bitmap, RGB(255,0,255)); 
 
				SetIcon(imageList.ExtractIcon(0)); 
 
				imageList.Detach(); 
				bitmap.Detach(); 
				return TRUE; 
			} 
		} 
	} 
 
	return FALSE; 
} 
 
void CEditButton::OnClicked() 
{ 
	switch (m_eType) 
	{ 
	case SEARCH_DIRECTORY: 
		{ 
			CSHFileInfo sfi; 
			sfi.m_strTitle = _T("Select Folder Location:"); 
			if (sfi.BrowseForFolder(GetParent()) == IDOK) { 
				m_pWnd->SetWindowText(sfi.m_strPath); 
			} 
		} 
		break; 
 
	case SEARCH_FILE: 
		{ 
			static char BASED_CODE szFilter[] = _T("All Files (*.*)|*.*||"); 
			CFileDialog dlg(TRUE, _T("*.*"), NULL, OFN_HIDEREADONLY, szFilter, GetParent()); 
			if (dlg.DoModal() == IDOK) { 
				m_pWnd->SetWindowText(dlg.GetPathName()); 
			} 
		} 
		break; 
 
	case SEARCH_POPUP: 
		{ 
			ASSERT(m_nMenu!=-1); 
			SetState(TRUE); 
 
			CRect rc; 
			GetWindowRect(&rc); 
			CWnd* pParentWnd = m_pWnd->GetParent(); 
 
			CMenu menu; 
			VERIFY(menu.LoadMenu(m_nMenu)); 
 
			CMenu* pPopup = menu.GetSubMenu(0); 
			ASSERT(pPopup != NULL); 
			CWnd* pWndPopupOwner = this; 
 
			while (pWndPopupOwner->GetStyle() & WS_CHILD) 
				pWndPopupOwner = pWndPopupOwner->GetParent(); 
 
			pPopup->TrackPopupMenu(TPM_LEFTALIGN | TPM_LEFTBUTTON | TPM_VERTICAL, 
				rc.right, rc.top, pParentWnd, &rc); 
 
			// Return the button state to normal. 
			SetState(FALSE); 
		} 
		break; 
	} 
} 
 
UINT CEditButton::GetNextID(CWnd* pWnd) const 
{ 
	for (UINT nID = 32767; nID != 1; --nID) 
		if(!pWnd->GetDlgItem(nID)) 
			return nID; 
		return -1; 
} 
///////////////////////////////////////////////////////////////////////////// 
// CCJSearchEdit 
 
CCJSearchEdit::CCJSearchEdit() 
{ 
	m_eType = SEARCH_DIRECTORY; 
	m_nMenu = -1; 
} 
 
CCJSearchEdit::~CCJSearchEdit() 
{ 
} 
 
BEGIN_MESSAGE_MAP(CCJSearchEdit, CEdit) 
	//{{AFX_MSG_MAP(CCJSearchEdit) 
	ON_WM_ENABLE() 
	ON_WM_SHOWWINDOW() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CCJSearchEdit message handlers 
 
void CCJSearchEdit::OnEnable(BOOL bEnable)  
{ 
	CEdit::OnEnable(bEnable); 
	m_button.EnableWindow(bEnable); 
} 
 
void CCJSearchEdit::OnShowWindow(BOOL bShow, UINT nStatus)  
{ 
	CEdit::OnShowWindow(bShow, nStatus); 
	m_button.ShowWindow(bShow?SW_SHOW:SW_HIDE); 
} 
 
void CCJSearchEdit::PreSubclassWindow()  
{ 
	CEdit::PreSubclassWindow(); 
	if (!m_button.Create(this, m_eType, m_nMenu)) { 
		TRACE0(_T("Failed to create browse button.\n")); 
		return; 
	} 
} 
 
void CCJSearchEdit::SetSearchType(SEARCH_TYPE eType, UINT nMenu) 
{ 
	m_eType = eType; 
	m_nMenu = nMenu; 
}