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/////////////////////////////////////////////////////////////////////////////
// Copyright (C) 1993-1996 Microsoft Corporation. All Rights Reserved.
//
// MODULE: GrpDlg.h
//
// PURPOSE: Defines the CGroupListDlg class.
//
#ifndef __GRPDLG_H__
#define __GRPDLG_H__
#define idtFindDelay 1
#define dtFindDelay 600
#define szDelimiters TEXT(" ,\t;")
// Forward references
class CNNTPServer;class CGroupList;class CSubList;class CEmptyList;
/////////////////////////////////////////////////////////////////////////////
// Types
// SERVERINFO - One of these structs is kept for each news server currently
// configured. We keep all the information about the server,
// including the agent used to connect, the list of groups which
// groups are subscribed or new, etc. here.
typedef struct tagSERVERINFO { LPTSTR pszAcct; CNNTPServer *pNNTPServer; CGroupList *pGroupList; CSubList *pSubList; LPDWORD rgdwItems; LPDWORD rgdwOrigSub; DWORD cOrigSub; DWORD cItems; BOOL fNewViewed; BOOL fDirty; } SERVERINFO, *PSERVERINFO;
// #define SetSubscribed(_b, _f) (_b) = (_f ? ((_b) | GROUP_SUBSCRIBED) : ((_b) & ~GROUP_SUBSCRIBED))
// #define SetNew(_b, _f) (_b) = (_f ? ((_b) | GROUP_NEW) : ((_b) & ~GROUP_NEW))
// SIZETABLE - This struct is used to make the dialog resizable. We keep one
// of these for each control in the dialog. The rect's are updated
// in WM_SIZE. A table of these is built in WM_INITDIALOG.
typedef struct tagSIZETABLE { HWND hwndCtl; UINT id; RECT rc; } SIZETABLE, *PSIZETABLE; // COLUMNS - This struct is used to store the widths of the columns in the
// dialog box so the widths can be persisted from session to session.
// This guy is created in the WM_DESTROY handler and read in
// CGroupListDlg::InitListView().
#define COLUMNS_VERSION 0x1
#define NUM_COLUMNS 2 // Group name, Description
typedef struct tagCOLUMNS { DWORD dwVersion; DWORD rgWidths[NUM_COLUMNS]; } COLUMNS, *PCOLUMNS;
// CGroupListDlg - This class manages the Newsgroups... Dialog. It used to have
// several subclasses so if it seems wierd to have all these
// functions as virtual that's why.
class CGroupListDlg { /////////////////////////////////////////////////////////////////////////
// Initialization
public: CGroupListDlg(); ~CGroupListDlg(); #ifdef DEAD
virtual BOOL FCreate(HWND hwndOwner, CNNTPServer *pNNTPServer, CSubList *pSubList, LPTSTR* ppszNewGroup, LPTSTR* ppszNewServer, UINT m_iTabSelect = 0, BOOL fEnableGoto = TRUE, LPTSTR pszAcctSel = NULL);#endif // DEAD
protected: virtual BOOL FCreate(HWND hwndOwner, UINT idd);
/////////////////////////////////////////////////////////////////////////
// Message Handlers
protected: static BOOL CALLBACK GroupListDlgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam); virtual BOOL OnInitDialog(HWND hwnd, HWND hwndFocus, LPARAM lParam); virtual void OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify); virtual LRESULT OnNotify(HWND hwnd, int idFrom, LPNMHDR pnmhdr); virtual void OnTimer(HWND hwnd, UINT id); virtual void OnPaint(HWND hwnd); virtual void OnClose(HWND hwnd); virtual void OnDestroy(HWND hwnd); virtual void OnSize(HWND hwnd, UINT state, int cx, int cy); virtual void OnGetMinMaxInfo(HWND hwnd, LPMINMAXINFO lpmmi); virtual void OnChangeServers(HWND hwnd); virtual BOOL IsGrpDialogMessage(HWND hwnd, LPMSG pMsg); /////////////////////////////////////////////////////////////////////////
// Group List manipulation
void QueryList(LPTSTR pszQuery); void ResetList(void); void FilterFavorites(void); void FilterNew(void); void SetSubscribed(PSERVERINFO psi, DWORD index, BOOL fSubscribe); BOOL IsSubscribed(PSERVERINFO psi, DWORD index); BOOL IsNew(PSERVERINFO psi, DWORD index);
/////////////////////////////////////////////////////////////////////////
// Utility functions
LPTSTR GetFindText(void); virtual BOOL ChangeServers(LPTSTR pszAcct, BOOL fUseAgent, BOOL fForce = FALSE); BOOL FillServerList(HWND hwndList, LPTSTR pszSelectServer); BOOL OnSwitchTabs(HWND hwnd, UINT iTab); void UpdateStateInfo(PSERVERINFO psi); virtual BOOL InitListView(HWND hwndList); void SetLastServer(LPTSTR pszAcct); void SetLastGroup(LPTSTR pszGroup); PSERVERINFO FInitServer(LPTSTR pszAcct, CNNTPServer* pNNTPServer, CSubList* pSubList); void Sort(LPDWORD rgdw, DWORD c); void ShowHideDescriptions(BOOL fShow); HRESULT HandleResetButton(void); HRESULT SaveCurrentSubscribed(PSERVERINFO psi, LPTSTR** prgszSubscribed, LPUINT pcSub); HRESULT RestoreCurrentSubscribed(PSERVERINFO psi, LPTSTR* rgszSub, UINT cSub);
// Whenever we do something that might update the state of a button on
// the dialog, we call this to allow the subclasses to update their UI.
virtual void UpdateStateUI(void);
protected: /////////////////////////////////////////////////////////////////////////
// Class Data
// Array of server information objects. Each object contains all the
// objects and state arrays for the server it needs.
PSERVERINFO m_rgServerInfo; DWORD m_cServers; DWORD m_cMaxServers; PSERVERINFO m_psiCur; // Handy window handles to have available
HWND m_hwnd; HWND m_hwndList; HWND m_hwndFindText; HWND m_hwndOwner;
// State variables
BOOL m_fAllowDesc; // TRUE if the user can search descriptions
LPTSTR m_pszPrevQuery; // The string that we last searched on
UINT m_cchPrevQuery; // The allocated length of m_pszPrevQuery
// Values used in resizing
UINT m_cxHorzSep; UINT m_cyVertSep; PSIZETABLE m_rgst; // st - SizeTable. I use this a lot so I wanted it short - SteveSer
SIZE m_sizeDlg; POINT m_ptDragMin;
// Everything else
HIMAGELIST m_himlFolders; // The folder image list.
HIMAGELIST m_himlState; CNNTPServer *m_pNNTPServer; CSubList *m_pSubList; BOOL m_fServerListInited; DWORD m_dwCurrentAccount; LPTSTR m_pszCurrentAccount; LPTSTR m_pszLastAccount; LPTSTR m_pszLastGroup; BOOL m_fSaveWindowPos; UINT m_iTabSelect; BOOL m_fEnableGoto; LPTSTR m_pszAcctSel; HICON m_hIcon;
CEmptyList *m_pEmptyList; };
/////////////////////////////////////////////////////////////////////////////
// Dialog Control ID's
//
#define idcGroupList 2001 // Group list listview
#define idcFindText 2002 // Find query edit box
#define idcShowFavorites 2003 // Filter favorites toggle
#define idcUseDesc 2004 // Use Desc checkbox
#define idcServers 2005 // Server Listview
#define idcHelp 2006 // Help button
#define idcResetList 2007 // Rebuild the group list
#define idcUpdateNow 1001
#define idcFullWord 1004
#define idcPreview 1006
#define idcProgress 1007
#define idcApply 1008
#define idcFind 1010
#define idcDispText 1011
#define idcServerText 1012
#define idcPreviewBtn 1013
#define idcSubscribe 1014
#define idcUnsubscribe 1015
#define idcTabs 1016
#define idcStaticNewsServers 1017
#define idcStaticVertLine 1018
#define idcStaticHorzLine 1019
#define idcGoto 1020
enum { iTabAll = 0, iTabSubscribed, iTabNew, iTabMax };enum { iCtlFindText = 0, iCtlUseDesc, iCtlGroupList, iCtlSubscribe, iCtlUnsubscribe, iCtlResetList, iCtlGoto, iCtlOK, iCtlCancel, iCtlServers, iCtlStaticNewsServers, iCtlStaticVertLine, iCtlStaticHorzLine, iCtlTabs, iCtlMax };
#endif
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