Source code of Windows XP (NT5)
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/**********************************************************************//** Microsoft Windows NT **//** Copyright(c) Microsoft Corp., 1991 **//**********************************************************************/
/*
getprint.hxx
This file contains the class defintion for the GET_PRINTERS_DIALOG class.
FILE HISTORY: NarenG 25-May-1993 Created
*/
#ifndef _GETPRINT_HXX_
#define _GETPRINT_HXX_
//#include <strlst.hxx>
#include "progress.hxx"
//
// TIMER_FREQ is the frequency of our timer messages.
// TIMER_MULT is a multiplier. We'll actually poll the
// service every (TIMER_FREQ * TIMER_MULT) seconds.
// This allows us to advance the progress indicator more
// fequently than we hit the net. Should keep the user better
// amused.
//
#define TIMER_FREQ 500
#define TIMER_MULT 6
#define POLL_TIMER_FREQ (TIMER_FREQ * TIMER_MULT)
#define POLL_DEFAULT_MAX_TRIES 1
/*************************************************************************
NAME: GET_PRINTERS_DIALOG
SYNOPSIS: class for 'wait while I do this' dialog
PARENT: DIALOG_WINDOW TIMER_CALLOUT
INTERFACE: no public methods of interest apart from constructor
CAVEATS: need convert to use BLT_TIMER
HISTORY: NarenG 25-May-1993 Created
**************************************************************************/class GET_PRINTERS_DIALOG : public DIALOG_WINDOW, public TIMER_CALLOUT{ //
// Since this class inherits from DIALOG_WINDOW and TIMER_CALLOUT
// which both inherit from BASE, we need to override the BASE
// methods.
//
NEWBASE( DIALOG_WINDOW )
public: GET_PRINTERS_DIALOG( HWND hWndOwner, PNBP_LOOKUP_STRUCT pBuffer );
~GET_PRINTERS_DIALOG( VOID );
protected:
virtual VOID OnTimerNotification( TIMER_ID tid ); virtual BOOL OnCancel( VOID ); virtual BOOL OnOK( VOID );
private:
TIMER _timer;
HANDLE _hthreadNBPLookup;
//
// This is the progress indicator which should keep the user amused.
//
PROGRESS_CONTROL _progress; SLT _sltMessage;
INT _nTickCounter;
};
#endif // _GETPRINT_HXX_
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