CtrlDownloadTabBar.h

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//
// CtrlDownloadTabBar.h
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza 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.
//
// Shareaza 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 Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#pragma once

class CDownloadGroup;


class CDownloadTabBar : public CControlBar
{
// Construction
public:
        CDownloadTabBar();
        virtual ~CDownloadTabBar();

// Item Class
public:
        class TabItem
        {
        // Construction
        public:
                TabItem(CDownloadGroup* pGroup, int nCookie);
                virtual ~TabItem();

        // Attributes
        public:
                CDownloadGroup* m_pGroup;
                CString                 m_sCaption;
                int                             m_nImage;
                CString                 m_sName;
                int                             m_nCount;
                BOOL                    m_bSelected;

        // Operations
        public:
                BOOL    Update(int nCookie);
                BOOL    Select(BOOL bSelect);
                void    Paint(CDownloadTabBar* pBar, CDC* pDC, CRect* pRect, BOOL bHot, BOOL bTransparent);
        };

// Attributes
protected:
        CPtrList                m_pItems;
        TabItem*                m_pHot;
        BOOL                    m_bTimer;
        BOOL                    m_bMenuGray;
        int                             m_nCookie;
protected:
        int                             m_nMaximumWidth;
        UINT                    m_nMessage;
        CString                 m_sMessage;
        CBitmap                 m_bmImage;

// Operations
public:
        void                    SetWatermark(HBITMAP hBitmap);
        void                    Update(int nCookie);
        BOOL                    DropShowTarget(CPtrList* pList, const CPoint& ptScreen);
        BOOL                    DropObjects(CPtrList* pList, const CPoint& ptScreen);
protected:
        void                    UpdateGroups(int nCookie);
        void                    UpdateStates(int nCookie);
        TabItem*                HitTest(const CPoint& point, CRect* pItemRect = NULL) const;
        BOOL                    Select(TabItem* pHit);
        int                             GetSelectedCount(BOOL bDownloads = FALSE);
        TabItem*                GetSelectedItem();
        CDownloadGroup* GetSelectedGroup();
        void                    GetSelectedDownloads(CPtrList* pDownloads);
        void                    NotifySelection();

// Overrides
public:
        virtual BOOL    Create(CWnd* pParentWnd, DWORD dwStyle = WS_CHILD|WS_VISIBLE|CBRS_BOTTOM, UINT nID = AFX_IDW_STATUS_BAR);
        virtual CSize   CalcFixedLayout(BOOL bStretch, BOOL bHorz);
        virtual int             OnToolHitTest(CPoint point, TOOLINFO* pTI) const;
        virtual void    DoPaint(CDC* pDC);
        virtual void    OnUpdateCmdUI(CFrameWnd* pTarget, BOOL bDisableIfNoHndler) {};

// Implementation
protected:
        DECLARE_MESSAGE_MAP()
        afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
        afx_msg void OnRButtonUp(UINT nFlags, CPoint point);
        afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
        afx_msg void OnMouseMove(UINT nFlags, CPoint point);
        afx_msg void OnTimer(UINT nIDEvent);
        afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
        afx_msg void OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct);
        afx_msg void OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT lpDrawItemStruct);
        afx_msg void OnDownloadGroupNew();
        afx_msg void OnUpdateDownloadGroupRemove(CCmdUI* pCmdUI);
        afx_msg void OnDownloadGroupRemove();
        afx_msg void OnUpdateDownloadGroupProperties(CCmdUI* pCmdUI);
        afx_msg void OnDownloadGroupProperties();
        afx_msg void OnUpdateDownloadGroupResume(CCmdUI* pCmdUI);
        afx_msg void OnDownloadGroupResume();
        afx_msg void OnUpdateDownloadGroupPause(CCmdUI* pCmdUI);
        afx_msg void OnDownloadGroupPause();
        afx_msg void OnUpdateDownloadGroupClear(CCmdUI* pCmdUI);
        afx_msg void OnDownloadGroupClear();

        friend class TabItem;
};

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