mainframe.h

// mainframe.h		- Declaration of CMySplitterWnd and CMainFrame
//
// WinDirStat - Directory Statistics
// Copyright (C) 2003-2004 Bernhard Seifert
//
// 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
// Author: bseifert@users.sourceforge.net, bseifert@daccord.net
//
// Last modified: $Date: 2004/11/05 16:53:07 $

#pragma once

#include "pacman.h"

class CMySplitterWnd;
class CMainFrame;

class CDirstatView;
class CGraphView;
class CTypeView;

//
// The "logical focus" can be 
// - on the Directory List
// - on the Extension List
// Although these windows can loose the real focus, for instance
// when a dialog box is opened, the logical focus will not be lost.
//
enum LOGICAL_FOCUS
{
	LF_NONE,
	LF_DIRECTORYLIST,
	LF_EXTENSIONLIST
};


//
// COptionsPropertySheet. The options dialog.
//
class COptionsPropertySheet: public CPropertySheet
{
	DECLARE_DYNAMIC(COptionsPropertySheet)

public:
	COptionsPropertySheet();
	void SetLanguageChanged(bool changed);
	virtual BOOL OnInitDialog();

	bool m_restartApplication;	// [out]

protected:
	virtual BOOL OnCommand(WPARAM wParam, LPARAM lParam);

	bool m_languageChanged;
	bool m_alreadyAsked;
};


//
// CMySplitterWnd. A CSplitterWnd with 2 columns or rows, which
// knows about the current split ratio and retains it even when resized.
//
class CMySplitterWnd: public CSplitterWnd
{
public:
	CMySplitterWnd(LPCTSTR name);
	virtual void StopTracking(BOOL bAccept);
	double GetSplitterPos();
	void SetSplitterPos(double pos);
	void RestoreSplitterPos(double posIfVirgin);

protected:
	CString m_persistenceName;	// Name of object for CPersistence
	double m_splitterPos;		// Current split ratio
	bool m_wasTrackedByUser;	// True as soon as user has modified the splitter position
	double m_userSplitterPos;	// Split ratio as set by the user

	DECLARE_MESSAGE_MAP()
	afx_msg void OnSize(UINT nType, int cx, int cy);
public:
	afx_msg void OnDestroy();
};

//
// CPacmanControl. Pacman on the status bar.
//
class CPacmanControl: public CStatic
{
public:
	CPacmanControl();
	void Drive(LONGLONG readJobs);
	void Start(bool start);

protected:
	CPacman m_pacman;

	DECLARE_MESSAGE_MAP()
	afx_msg void OnPaint();
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
};

//
// CDeadFocusWnd. The focus in Windirstat can be on 
// - the directory list
// - the extension list,
// - or none of them. In this case the focus lies on
//   an invisible (zero-size) child of CMainFrame.
// On VK_TAB CDeadFocusWnd moves the focus to the
// directory list then.
//
class CDeadFocusWnd: public CWnd
{
public:
	CDeadFocusWnd();
	void Create(CWnd *parent);
	~CDeadFocusWnd();

protected:
	DECLARE_MESSAGE_MAP()
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
};


//
// CMainFrame. The main application window.
//
class CMainFrame: public CFrameWnd
{
protected:
	static CMainFrame *_theFrame;
	CMainFrame();		// Created by MFC only
	DECLARE_DYNCREATE(CMainFrame)

public:
	static CMainFrame *GetTheFrame();
	virtual ~CMainFrame();
	void InitialShowWindow();

	void RestoreGraphView();
	void RestoreTypeView();
	void MinimizeGraphView();
	void MinimizeTypeView();
	void CopyToClipboard(LPCTSTR psz);

	CDirstatView *GetDirstatView();
	CGraphView *GetGraphView();
	CTypeView *GetTypeView();

	void ShowProgress(LONGLONG range);
	void HideProgress();
	void SetProgressPos(LONGLONG pos);
	void SetProgressPos100();
	bool IsProgressSuspended();
	void DrivePacman();

	void UpdateProgress();
	void AppendUserDefinedCleanups(CMenu *menu);

	void SetLogicalFocus(LOGICAL_FOCUS lf);
	LOGICAL_FOCUS GetLogicalFocus();
	void MoveFocus(LOGICAL_FOCUS lf);

	void SetSelectionMessageText();

protected:
	virtual BOOL OnCreateClient(LPCREATESTRUCT lpcs, CCreateContext* pContext);
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	void MakeSaneShowCmd(UINT& u);

	void CreateStatusProgress();
	void CreatePacmanProgress();
	void CreateSuspendButton(CRect& rc);
	void DestroyProgress();

	void UpdateCleanupMenu(CMenu *menu);
	void MyQueryRecycleBin(CRecycleBinApi& rb, LONGLONG& items, LONGLONG& bytes);

	bool m_progressVisible;		// True while progress must be shown (either pacman or progressbar)
	LONGLONG m_progressRange;	// Progress range. A range of 0 means that we have no range available. In this case we should display pacman.
	LONGLONG m_progressPos;		// Progress position (<= progressRange, or an item count in case of m_progressRang == 0)

	CMySplitterWnd m_wndSubSplitter;	// Contains the two upper views
	CMySplitterWnd m_wndSplitter;		// Contains (a) m_wndSubSplitter and (b) the graphview.

	CStatusBar		m_wndStatusBar;	// Status bar
	CToolBar		m_wndToolBar;	// Tool bar
	CProgressCtrl	m_progress;		// Progress control. Is Create()ed and Destroy()ed again every time.
	CPacmanControl	m_pacman;		// Static control for Pacman.
	CButton			m_suspendButton;// Progress-Suspend-Button

	LOGICAL_FOCUS	m_logicalFocus; // Which view has the logical focus
	CDeadFocusWnd	m_wndDeadFocus;	// Zero-size window which holds the focus if logical focus is "NONE"

	DECLARE_MESSAGE_MAP()
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg LRESULT OnEnterSizeMove(WPARAM, LPARAM);
	afx_msg LRESULT OnExitSizeMove(WPARAM, LPARAM);
	afx_msg void OnClose();
	afx_msg void OnInitMenuPopup(CMenu* pPopupMenu, UINT nIndex, BOOL bSysMenu);
	afx_msg void OnUpdateMemoryUsage(CCmdUI *pCmdUI);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnUpdateViewShowtreemap(CCmdUI *pCmdUI);
	afx_msg void OnViewShowtreemap();
	afx_msg void OnUpdateViewShowfiletypes(CCmdUI *pCmdUI);
	afx_msg void OnViewShowfiletypes();
	afx_msg void OnConfigure();
	afx_msg void OnDestroy();
	afx_msg void OnUpdateSendmailtoowner(CCmdUI *pCmdUI);
	afx_msg void OnSendmailtoowner();
	afx_msg void OnBnClickedSuspend();
	afx_msg void OnTreemapHelpabouttreemaps();

public:
	#ifdef _DEBUG
		virtual void AssertValid() const;
		virtual void Dump(CDumpContext& dc) const;
	#endif
		afx_msg void OnSysColorChange();
};




// $Log: mainframe.h,v $
// Revision 1.5  2004/11/05 16:53:07  assarbad
// Added Date and History tag where appropriate.
//