jeditinitdlg.h

Java写的文本编辑器

/*
 * jeditinitDlg.h - part of jEditLauncher package
 * Copyright (C) 2001 John Gellene
 * [e-mail]
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or any later version.
 *
 * Notwithstanding the terms of the General Public License, the author grants
 * permission to compile and link object code generated by the compilation of
 * this program with object code and libraries that are not subject to the
 * GNU General Public License, provided that the executable output of such
 * compilation shall be distributed with source code on substantially the
 * same basis as the jEditLauncher package of which this program is a part.
 * By way of example, a distribution would satisfy this condition if it
 * included a working makefile for any freely available make utility that
 * runs on the Windows family of operating systems. This condition does not
 * require a licensee of this software to distribute any proprietary software
 * (including header files and libraries) that is licensed under terms
 * prohibiting redistribution to third parties.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Id: jeditinitDlg.h,v 1.2 2001/07/14 21:35:02 jgellene Exp $
 */
// jeditinitDlg.h : Declaration of the CJeditinitDlg

#ifndef __jeditinitDLG_H_
#define __jeditinitDLG_H_

#include "resource.h"       // main symbols
#include "StringPtr.h"

#define IDS_COMBO_BEGIN IDS_COMBO_1
#define IDS_COMBO_END (IDS_COMBO_6 + 1)

// Version-specific defines
#define IDD_ABOUTBOX			IDD_ABOUTBOX_3_2
#define IDS_MSG_USAGE			IDS_MSG_USAGE_3_2

/////////////////////////////////////////////////////////////////////////////
// CJeditinitDlg
class CJeditinitDlg :
	public CDialogImpl<CJeditinitDlg>
{
public:
	CJeditinitDlg()
		: m_bIsExchanging(FALSE), m_bIsDirty(FALSE)
	{
	}

	~CJeditinitDlg()
	{
	}

	enum { IDD = IDD_JEDITINIT_DIALOG };

private:
	enum { JavaExec, JavaOptions,
		JEditTarget, JEditOptions, JEditWorkingDir, CmdLine};
	OPENFILENAME m_ofn;
	BROWSEINFO m_brinfo;
	TCHAR m_szFileName[MAX_PATH];
	CString m_strings[6];
	HWND m_hwnds[6];
	HICON m_hIcon;
	BOOL m_bIsExchanging;
	BOOL m_bIsDirty;

BEGIN_MSG_MAP(CJeditinitDlg)
	MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
	MESSAGE_HANDLER(WM_SYSCOMMAND, OnSysCommand)
	COMMAND_ID_HANDLER(IDOK, OnOK)
	COMMAND_ID_HANDLER(IDCANCEL, OnCancel)
	COMMAND_ID_HANDLER(IDC_BUTTON_JAVA_EXEC, OnButtonJavaExec)
	COMMAND_ID_HANDLER(IDC_BUTTON_JEDIT_TARGET, OnButtonJEditTarget)
	COMMAND_ID_HANDLER(IDC_BUTTON_JEDIT_WORKINGDIR, OnButtonJEditWorkingDir)
	COMMAND_HANDLER(IDC_EDIT_JAVA_EXEC, EN_CHANGE, OnEditTextChange)
	COMMAND_HANDLER(IDC_COMBO_JAVA_OPTIONS, CBN_EDITCHANGE, OnEditTextChange)
	COMMAND_HANDLER(IDC_COMBO_JAVA_OPTIONS, CBN_SELCHANGE, OnEditTextChange)
	COMMAND_HANDLER(IDC_EDIT_JEDIT_TARGET, EN_CHANGE, OnEditTextChange)
	COMMAND_HANDLER(IDC_EDIT_JEDIT_OPTIONS, EN_CHANGE, OnEditTextChange)
	COMMAND_HANDLER(IDC_EDIT_JEDIT_WORKING_DIR, EN_CHANGE, OnEditTextChange)
END_MSG_MAP()
// Handler prototypes:
//  LRESULT MessageHandler(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
//  LRESULT CommandHandler(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled);
//  LRESULT NotifyHandler(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);

	LRESULT OnInitDialog(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		InitData();
		CenterWindow();
		m_bIsExchanging = TRUE;
		::SetWindowText(m_hwnds[JavaExec], (LPCTSTR)m_strings[JavaExec]);
		SetBatchElements(IsBatchFile());
		::SetWindowText(m_hwnds[JEditWorkingDir], (LPCTSTR)m_strings[JEditWorkingDir]);
		MakeCmdLine();
//		DoDataExchange(TRUE);
		m_bIsExchanging = FALSE;
		return 1;  // Let the system set the focus
	}

	LRESULT OnSysCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		if(wParam == IDM_ABOUTBOX)
		{
			CSimpleDialog<IDD_ABOUTBOX, TRUE> dlg;
			dlg.DoModal();
		}
		else bHandled = FALSE;
		return 0;
	}

	LRESULT OnOK(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
	{
		if(m_bIsDirty = FALSE)
			EndDialog(wID);
		for( int i = 0; i < 5; ++i)
		{
			CStringBuf<> p(m_strings[i]);
			::GetWindowText(m_hwnds[i], p, p.size());
		}
//		DoDataExchange(FALSE);
		if(ValidateData())
		{
			CString strMsg((LPCTSTR)IDS_MSG_RESTART);
			::MessageBox(m_hWnd, strMsg, _T("jEditInit"), MB_ICONINFORMATION);
			DoRegistryExchange(FALSE);
			EndDialog(wID);
		}
		return 0;
	}

	LRESULT OnCancel(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
	{
		EndDialog(wID);
		return 0;
	}

	LRESULT OnButtonJavaExec(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
	{
		m_ofn.lpstrFilter = _T("Executable file (*.exe)\0*.exe\0");
		m_ofn.lpstrTitle = _T("Set location of Java executable");
		if(GetOpenFileName(&m_ofn))
		{
			CString& strJE = m_strings[JavaExec];
			strJE = CString(m_szFileName);
			if(strJE.Find(_T(' ')) && strJE.GetAt(0) != _T('\"'))
				strJE = _T("\"") + strJE + _T("\"");
			::SetWindowText(m_hwnds[JavaExec], strJE);
			MakeCmdLine();
		}
		ZeroMemory(m_szFileName, sizeof(m_szFileName));

		return 0;
	}

	LRESULT OnButtonJEditTarget(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
	{
		m_ofn.lpstrFilter = _T("jEdit Java archive file (jedit.jar)\0jedit.jar\0");
		m_ofn.lpstrTitle = _T("Set location of jEdit target");
		if(GetOpenFileName(&m_ofn))
		{
			CString& strJET = m_strings[JEditTarget];
			strJET = CString(m_szFileName);
			if(strJET.Find(_T(' ')) && strJET.GetAt(0) != _T('\"'))
				strJET = _T("\"") + strJET + _T("\"");
			::SetWindowText(m_hwnds[JEditTarget], strJET);
			MakeCmdLine();
		}
		ZeroMemory(m_szFileName, sizeof(m_szFileName));

		return 0;
	}

	LRESULT OnButtonJEditWorkingDir(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
	{
		LPITEMIDLIST pIDList = SHBrowseForFolder(&m_brinfo);
		if(pIDList != 0)
		{
			SHGetPathFromIDList(pIDList, CStringBuf<>(m_strings[JEditWorkingDir]));
			::SetWindowText(m_hwnds[JEditWorkingDir], m_strings[JEditWorkingDir]);

			IMalloc *piMalloc = 0;
			if(SUCCEEDED(SHGetMalloc(&piMalloc)))
			{
				piMalloc->Free(pIDList);
				piMalloc->Release();
			}
		}
		return 0;
	}

	LRESULT OnEditTextChange(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
	{
		if(m_bIsExchanging) return 0;
		m_bIsDirty = TRUE;
		CStringBuf<> strPtr(m_strings[wID - IDC_EDIT_JAVA_EXEC]);
		if(wID == IDC_COMBO_JAVA_OPTIONS && wNotifyCode == CBN_SELCHANGE)
		{
			int nIndex = SendMessage(hWndCtl, CB_GETCURSEL, 0, 0);
			if(nIndex != CB_ERR)
				nIndex = SendMessage(hWndCtl, CB_GETLBTEXT,
					nIndex, (LPARAM)(LPCTSTR)strPtr);
		}
		else
		{
			::GetWindowText(hWndCtl, strPtr, MAX_PATH);
		}
		// reformatting other elements?
		if(wID == IDC_EDIT_JAVA_EXEC)
			SetBatchElements(IsBatchFile());
		else if(wID == IDC_COMBO_JAVA_OPTIONS)
			SetJarElements(IsJarFile());
		MakeCmdLine();
		return 0;
	}


	void InitData()
	{
		DoRegistryExchange(TRUE);
		ZeroMemory(m_szFileName, sizeof(m_szFileName));
		ZeroMemory(&m_ofn, sizeof(OPENFILENAME));
		OSVERSIONINFO os;
		os.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
		GetVersionEx(&os);

		// init OPENFILENAME structure
		m_ofn.lStructSize 		= os.dwMajorVersion  == 5 ?
									sizeof(OPENFILENAME) :
									OPENFILENAME_SIZE_VERSION_400;
		m_ofn.hwndOwner 		= m_hWnd;
		m_ofn.hInstance 		= _Module.GetModuleInstance();
//		m_ofn.lpstrFilter 		= NULL;
//		m_ofn.lpstrCustomFilter = NULL;
//		m_ofn.nMaxCustFilter	= 0;
//		m_ofn.nFilterIndex		= 0;
		m_ofn.lpstrFile			= m_szFileName;
		m_ofn.nMaxFile          = sizeof(m_szFileName);
//		m_ofn.lpstrFileTitle    = NULL;
//		m_ofn.nMaxFileTitle     = 0;
//		m_ofn.lpstrInitialDir   = NULL;
//		m_ofn.lpstrTitle        = 0;
//		m_ofn.nFileOffset       = 0;
//		m_ofn.nFileExtension    = 0;
//		m_ofn.lpstrDefExt       = NULL;
//		m_ofn.lCustData         = NULL;
		m_ofn.lpfnHook 		    = OFNHookProc;
//		m_ofn.lpTemplateName    = 0;
		m_ofn.Flags             = OFN_EXPLORER | OFN_ENABLEHOOK |
								  OFN_PATHMUSTEXIST | OFN_HIDEREADONLY;

		m_brinfo.hwndOwner = m_hWnd;
		m_brinfo.pidlRoot = 0;
		m_brinfo.pszDisplayName = m_szFileName;
		m_brinfo.lpszTitle = _T("Set working directory for jEdit");
		m_brinfo.ulFlags = BIF_RETURNONLYFSDIRS;
		m_brinfo.lpfn = NULL;
		m_brinfo.lParam = 0;
		m_brinfo.iImage = 0;

		// system menu
		HMENU hSysMenu = ::GetSystemMenu(m_hWnd, FALSE);
		if (hSysMenu != NULL)
		{
			CString strAboutMenu;
			strAboutMenu.LoadString(IDS_ABOUTBOX);
			if (!strAboutMenu.IsEmpty())
			{
				AppendMenu(hSysMenu, MF_SEPARATOR, 0, 0);
				AppendMenu(hSysMenu, MF_STRING, IDM_ABOUTBOX, (LPCTSTR)strAboutMenu);
			}
		}


		m_hIcon = LoadIcon(m_ofn.hInstance, MAKEINTRESOURCE(IDI_JEDIT));
		SetIcon(m_hIcon, TRUE);			// Set big icon
		SetIcon(m_hIcon, FALSE);		// Set small icon

		for(UINT i = 0, nID = IDC_EDIT_JAVA_EXEC; i < 6; ++i, ++nID)
			m_hwnds[i] = GetDlgItem(nID);

		CString strComboText;
		for(UINT nComboID = IDS_COMBO_BEGIN; nComboID < IDS_COMBO_END; ++nComboID)
		{
			strComboText.LoadString(nComboID);
			::SendMessage(m_hwnds[JavaOptions], CB_ADDSTRING, 0, (LPARAM)(LPCTSTR)strComboText);
		}
	}

//	BOOL DoDataExchange(BOOL bSendToDialog);
	BOOL ValidateData();
	BOOL DoRegistryExchange(BOOL bSendToDialog);

	BOOL IsJarFile();
	BOOL IsBatchFile();

	void SetJarElements(BOOL bCheck);
	void SetBatchElements(BOOL bCheck);

	void MakeCmdLine();
	BOOL MakeServerFilePath(CString& strFileName);

	static TCHAR* trimcpy(TCHAR* pDest, const TCHAR* pSource);

	static UINT CALLBACK OFNHookProc(HWND hdlg,       // handle to child dialog box
						  UINT uiMsg,      // message identifier
						  WPARAM wParam,   // message parameter
						  LPARAM lParam);  // message parameter

	void SetControlReadOnly(int nIndex, BOOL bCheck);
};

#endif //__jeditinitDLG_H_