downloadlistctrl.h

非常出名开源客户端下载的程序emule

//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.

#pragma once
#include "types.h"
#include "memdc.h"
#include "titlemenu.h"
#include <map>

// Foward declaration
class CPartFile;
class CUpDownClient;

enum ItemType {FILE_TYPE = 1, AVAILABLE_SOURCE = 2, UNAVAILABLE_SOURCE = 3};
struct CtrlItem_Struct{
   ItemType         type;
   CPartFile*       owner;
   void*            value; // could be both CPartFile or CUpDownClient
   CtrlItem_Struct* parent;
   DWORD            dwUpdated;
   CBitmap          status;
   ~CtrlItem_Struct() { status.DeleteObject(); }
};

// CDownloadListCtrl
class CDownloadListCtrl : public CMuleListCtrl
{
	DECLARE_DYNAMIC(CDownloadListCtrl)

public:
	CDownloadListCtrl();
	virtual ~CDownloadListCtrl();
	virtual void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);
	uint8	curTab;
	void	UpdateItem(void* toupdate);
	void	Init();
	void	AddFile(CPartFile* toadd);
	void	AddSource(CPartFile* owner,CUpDownClient* source,bool notavailable);
	void	RemoveSource(CUpDownClient* source,CPartFile* owner);
	void	RemoveFile(CPartFile* toremove);
	void	ClearCompleted();
	virtual BOOL OnCommand(WPARAM wParam,LPARAM lParam );
	//virtual BOOL Create(DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID);
	void	SetStyle();
	void	CreateMenues();
	void	Localize();
	void HideSources(CPartFile* toCollapse,bool isShift = false,bool isCtrl = false,bool isAlt = false);
	void	ShowFilesCount();
	void	ChangeCategory(int newsel);
	CString getTextList();
	void	ShowSelectedFileDetails();
	void	HideFile(CPartFile* tohide);
	void	ShowFile(CPartFile* tohide);

protected:
	void	DrawFileItem(CDC *dc, int nColumn, LPRECT lpRect, CtrlItem_Struct *lpCtrlItem);
	void	DrawSourceItem(CDC *dc, int nColumn, LPRECT lpRect, CtrlItem_Struct *lpCtrlItem);
	afx_msg void OnItemActivate(NMHDR *pNMHDR, LRESULT *pResult);
	afx_msg void OnContextMenu(CWnd* pWnd, CPoint point);
	afx_msg	void OnColumnClick( NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg void OnListModified(NMHDR *pNMHDR, LRESULT *pResult);
    static int CALLBACK SortProc(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort);
    static int Compare(CPartFile* file1, CPartFile* file2, LPARAM lParamSort);
    static int Compare(CUpDownClient* client1, CUpDownClient* client2, LPARAM lParamSort, int sortMod);

	DECLARE_MESSAGE_MAP()
private:
	bool CheckShowItemInGivenCat(CPartFile* file,int inCategory);

	typedef std::pair<void*, CtrlItem_Struct*> ListItemsPair;
	typedef std::multimap<void*, CtrlItem_Struct*> ListItems;
    ListItems	m_ListItems;

	CImageList  m_ImageList;
	CTitleMenu	m_ClientMenu;
	CMenu		m_PrioMenu;
	CTitleMenu	m_FileMenu;
	CMenu		m_Web;
};