searchparamswnd.cpp

eMule0.44b的原代码

//this file is part of eMule
//Copyright (C)2002 Merkur ( [e-mail] / http://www.emule-project.net )
//
//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 (at your option) any later version.
//
//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., 675 Mass Ave, Cambridge, MA 02139, USA.
#include "stdafx.h"
#include "emule.h"
#include "emuledlg.h"
#include "SearchDlg.h"
#include "SearchParamsWnd.h"
#include "SearchResultsWnd.h"
#include "SearchParams.h"
#include "OtherFunctions.h"
#include "CustomAutoComplete.h"
#include "HelpIDs.h"
#include "Opcodes.h"
#include "StringConversion.h"

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

#ifndef LVS_EX_LABELTIP
#define LVS_EX_LABELTIP         0x00004000 // listview unfolds partly hidden labels if it does not have infotip text
#endif

#define	SEARCH_STRINGS_PROFILE	_T("AC_SearchStrings.dat")

IMPLEMENT_DYNAMIC(CSearchParamsWnd, CDialogBar);

BEGIN_MESSAGE_MAP(CSearchParamsWnd, CDialogBar)
	ON_WM_SIZE()
	ON_WM_DESTROY()
	ON_WM_SYSCOLORCHANGE()
	ON_MESSAGE(WM_INITDIALOG, OnInitDialog)
	ON_BN_CLICKED(IDC_STARTS, OnBnClickedStart)
	ON_BN_CLICKED(IDC_CANCELS, OnBnClickedCancel)
	ON_BN_CLICKED(IDC_MORE, OnBnClickedMore)
	ON_EN_CHANGE(IDC_SEARCHNAME, OnEnChangeName)
	ON_CBN_SELCHANGE(IDC_TypeSearch, OnEnChangeName)
	ON_BN_CLICKED(IDC_SEARCH_RESET, OnBnClickedSearchReset)
	ON_BN_CLICKED(IDC_DD, OnDDClicked)
	ON_CBN_SELCHANGE(IDC_COMBO1, OnCbnSelChangeMethod)
	ON_CBN_SELENDOK(IDC_COMBO1, OnCbnSelEndOkMethod)
	ON_WM_SYSCOMMAND()
	ON_WM_SETCURSOR()
	ON_WM_HELPINFO()
END_MESSAGE_MAP()


CSearchParamsWnd::CSearchParamsWnd()
{
	m_szFloat.SetSize(0,0);
	m_szMRU.SetSize(0,0);

	// load default windows system cursor (a shared resource)
	m_hcurMove = ::LoadCursor(NULL, IDC_SIZEALL);

	m_searchdlg = NULL;
	m_pacSearchString = NULL;
	m_rcNameLbl.SetRectEmpty();
	m_rcName.SetRectEmpty();
	m_rcDropDownArrow.SetRectEmpty();
	m_rcFileTypeLbl.SetRectEmpty();
	m_rcFileType.SetRectEmpty();
	m_rcReset.SetRectEmpty();
	m_rcMethodLbl.SetRectEmpty();
	m_rcMethod.SetRectEmpty();
	m_rcOpts.SetRectEmpty();
	m_rcStart.SetRectEmpty();
	m_rcMore.SetRectEmpty();
	m_rcCancel.SetRectEmpty();
	m_rcUnicode.SetRectEmpty();
}

CSearchParamsWnd::~CSearchParamsWnd()
{
	if (m_pacSearchString)
	{
		m_pacSearchString->Unbind();
		m_pacSearchString->Release();
	}

	// 'DestroyCursor' is not to be used for a shared cursor (as returned with LoadCursor) (?!)
//	if (m_hcurMove)
//		VERIFY( DestroyCursor(m_hcurMove) );
}

void CSearchParamsWnd::DoDataExchange(CDataExchange* pDX)
{
	CDialogBar::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_COMBO1, m_ctlMethod);
	DDX_Control(pDX, IDC_TypeSearch, m_ctlFileType);
	DDX_Control(pDX, IDC_SEARCHNAME, m_ctlName);
	DDX_Control(pDX, IDC_SEARCH_OPTS, m_ctlOpts);
	DDX_Control(pDX, IDC_STARTS, m_ctlStart);
	DDX_Control(pDX, IDC_CANCELS, m_ctlCancel);
	DDX_Control(pDX, IDC_MORE, m_ctlMore);
	DDX_Control(pDX, IDC_SEARCH_UNICODE, m_ctlUnicode);
}

LRESULT CSearchParamsWnd::OnInitDialog(WPARAM wParam, LPARAM lParam)
{
	Default();
	InitWindowStyles(this);

	//(void)m_sizeDefault; // not yet set
	CRect sizeDefault;
	GetWindowRect(&sizeDefault);
	CRect rcBorders(4, 4, 4, 4);
	SetBorders(&rcBorders);
	m_szFloat.cx = sizeDefault.Width() + rcBorders.left + rcBorders.right + GetSystemMetrics(SM_CXEDGE) * 2;
	m_szFloat.cy = sizeDefault.Height() + rcBorders.top + rcBorders.bottom + GetSystemMetrics(SM_CYEDGE) * 2;
	m_szMRU = m_szFloat;

	UpdateData(FALSE);
	SetAllIcons();

	GetDlgItem(IDC_MSTATIC3)->GetWindowRect(&m_rcNameLbl);
	ScreenToClient(&m_rcNameLbl);

	m_ctlName.GetWindowRect(&m_rcName);
	ScreenToClient(&m_rcName);

	m_ctlUnicode.GetWindowRect(&m_rcUnicode);
	ScreenToClient(&m_rcUnicode);

	GetDlgItem(IDC_DD)->GetWindowRect(&m_rcDropDownArrow);
	ScreenToClient(&m_rcDropDownArrow);

	GetDlgItem(IDC_MSTATIC7)->GetWindowRect(&m_rcFileTypeLbl);
	ScreenToClient(&m_rcFileTypeLbl);

	m_ctlFileType.GetWindowRect(&m_rcFileType);
	ScreenToClient(&m_rcFileType);

	GetDlgItem(IDC_SEARCH_RESET)->GetWindowRect(&m_rcReset);
	ScreenToClient(&m_rcReset);

	GetDlgItem(IDC_METH)->GetWindowRect(&m_rcMethodLbl);
	ScreenToClient(&m_rcMethodLbl);

	m_ctlMethod.GetWindowRect(&m_rcMethod);
	ScreenToClient(&m_rcMethod);

	m_ctlOpts.GetWindowRect(&m_rcOpts);
	ScreenToClient(&m_rcOpts);

	m_ctlStart.GetWindowRect(&m_rcStart);
	ScreenToClient(&m_rcStart);
	
	m_ctlMore.GetWindowRect(&m_rcMore);
	ScreenToClient(&m_rcMore);
	
	m_ctlCancel.GetWindowRect(&m_rcCancel);
	ScreenToClient(&m_rcCancel);

	if (thePrefs.GetUseAutocompletion())
	{
		m_pacSearchString = new CCustomAutoComplete();
		m_pacSearchString->AddRef();
		if (m_pacSearchString->Bind(m_ctlName, ACO_UPDOWNKEYDROPSLIST | ACO_AUTOSUGGEST))
			m_pacSearchString->LoadList(thePrefs.GetConfigDir() +  _T("\\") SEARCH_STRINGS_PROFILE);
		if (theApp.emuledlg->m_fontMarlett.m_hObject)
		{
			GetDlgItem(IDC_DD)->SetFont(&theApp.emuledlg->m_fontMarlett);
			GetDlgItem(IDC_DD)->SetWindowText(_T("6")); // show a down-arrow
		}
	}
	else
		GetDlgItem(IDC_DD)->ShowWindow(SW_HIDE);

	m_ctlName.LimitText(MAX_SEARCH_EXPRESSION_LEN); // max. length of search expression
	InitMethodsCtrl();
	if (m_ctlMethod.SetCurSel(thePrefs.GetSearchMethod()) == CB_ERR)
		m_ctlMethod.SetCurSel(SearchTypeEd2kServer);

	CImageList ilDummyImageList; //dummy list for getting the proper height of listview entries
	ilDummyImageList.Create(1, theApp.GetSmallSytemIconSize().cy, theApp.m_iDfltImageListColorFlags|ILC_MASK, 1, 1); 
	m_ctlOpts.SetImageList(&ilDummyImageList, LVSIL_SMALL);
	ASSERT( (m_ctlOpts.GetStyle() & LVS_SHAREIMAGELISTS) == 0 );
	ilDummyImageList.Detach();

	m_ctlOpts.SetExtendedStyle(LVS_EX_GRIDLINES | LVS_EX_LABELTIP);
	m_ctlOpts.InsertColumn(0, _T("Parameter"));
	m_ctlOpts.InsertColumn(1, _T("Value"));

	m_ctlOpts.InsertItem(orMinSize, GetResString(IDS_SEARCHMINSIZE));
	m_ctlOpts.InsertItem(orMaxSize, GetResString(IDS_SEARCHMAXSIZE));
	m_ctlOpts.InsertItem(orAvailability, GetResString(IDS_SEARCHAVAIL));
	m_ctlOpts.InsertItem(orExtension, GetResString(IDS_SEARCHEXTENTION));
	m_ctlOpts.InsertItem(orCompleteSources, GetResString(IDS_COMPLSOURCES));
	m_ctlOpts.InsertItem(orCodec, GetResString(IDS_CODEC));
	m_ctlOpts.InsertItem(orBitrate, GetResString(IDS_MINBITRATE));
	m_ctlOpts.InsertItem(orLength, GetResString(IDS_MINLENGTH));
	m_ctlOpts.InsertItem(orTitle, GetResString(IDS_TITLE));
	m_ctlOpts.InsertItem(orAlbum, GetResString(IDS_ALBUM));
	m_ctlOpts.InsertItem(orArtist, GetResString(IDS_ARTIST));
	m_ctlOpts.SetColumnWidth(0, 100/*LVSCW_AUTOSIZE*/);
	m_ctlOpts.SetColumnWidth(1, 120);

	UpdateControls();
	OnEnChangeName();

	return TRUE;
}

#define	MIN_HORZ_WIDTH	500
#define	MIN_VERT_WIDTH	200

CSize CSearchParamsWnd::CalcDynamicLayout(int nLength, DWORD dwMode)
{
	CFrameWnd* pFrm = GetDockingFrame();

	// This function is typically called with
	// CSize sizeHorz = m_pBar->CalcDynamicLayout(0, LM_HORZ | LM_HORZDOCK);
	// CSize sizeVert = m_pBar->CalcDynamicLayout(0, LM_VERTDOCK);
	// CSize sizeFloat = m_pBar->CalcDynamicLayout(0, LM_HORZ | LM_MRUWIDTH);

	CRect rcFrmClnt;
	pFrm->GetClientRect(&rcFrmClnt);
	CRect rcInside = rcFrmClnt;
	CalcInsideRect(rcInside, dwMode & LM_HORZDOCK);
	CRect rcBorders;
	rcBorders.left = rcInside.left - rcFrmClnt.left;
	rcBorders.top = rcInside.top - rcFrmClnt.top;
	rcBorders.bottom = rcFrmClnt.bottom - rcInside.bottom;
	rcBorders.right = rcFrmClnt.right - rcInside.right;

	if (dwMode & (LM_HORZDOCK | LM_VERTDOCK))
	{
		if (dwMode & LM_VERTDOCK)
		{
			CSize szFloat;
			szFloat.cx = MIN_VERT_WIDTH;
			szFloat.cy = rcFrmClnt.Height() + GetSystemMetrics(SM_CYEDGE) * 2;
			m_szFloat = szFloat;
			return szFloat;
		}
		else if (dwMode & LM_HORZDOCK)
		{
			CSize szFloat;
			szFloat.cx = rcFrmClnt.Width() + GetSystemMetrics(SM_CXEDGE) * 2;
			szFloat.cy = m_sizeDefault.cy + rcBorders.top + rcBorders.bottom;
			m_szFloat = szFloat;
			return szFloat;
		}
		return CDialogBar::CalcDynamicLayout(nLength, dwMode);
	}

	if (dwMode & LM_MRUWIDTH){
		return m_szMRU;
	}
	if (dwMode & LM_COMMIT){
		m_szMRU = m_szFloat;
		return m_szFloat;
	}

	CSize szFloat;
	if ((dwMode & LM_LENGTHY) == 0)
	{
		szFloat.cx = nLength;
		if (nLength < m_sizeDefault.cx + rcBorders.left + rcBorders.right)
		{
			szFloat.cx = MIN_VERT_WIDTH;
			szFloat.cy = MIN_HORZ_WIDTH;
		}
		else
		{
			szFloat.cy = m_sizeDefault.cy + rcBorders.top + rcBorders.bottom;
		}
	}
	else
	{
		szFloat.cy = nLength;
		if (nLength < MIN_HORZ_WIDTH)
		{
			szFloat.cx = m_sizeDefault.cx + rcBorders.left + rcBorders.right;
			szFloat.cy = m_sizeDefault.cy + rcBorders.top + rcBorders.bottom;
		}
		else
		{
			szFloat.cx = MIN_VERT_WIDTH;
		}
	}

	m_szFloat = szFloat;
	return szFloat;
}

BOOL CSearchParamsWnd::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message)
{
	if (m_hcurMove && ((m_dwStyle & (CBRS_GRIPPER|CBRS_FLOATING)) == CBRS_GRIPPER) && pWnd->GetSafeHwnd() == m_hWnd)
	{
		CPoint ptCursor;
		if (GetCursorPos(&ptCursor))
		{
			ScreenToClient(&ptCursor);
			CRect rcClnt;
			GetClientRect(&rcClnt);
			bool bMouseOverGripper;
			if (m_dwStyle & CBRS_ORIENT_HORZ)
				bMouseOverGripper = (rcClnt.PtInRect(ptCursor) && ptCursor.x <= 10);
			else
				bMouseOverGripper = (rcClnt.PtInRect(ptCursor) && ptCursor.y <= 10);
			if (bMouseOverGripper)
			{
				::SetCursor(m_hcurMove);
				return TRUE;
			}
		}