gecko-dev/modules/progress/public/pw_public.h
2004-04-25 21:07:34 +00:00

151 lines
4.7 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* pw_public.h
* public progress module interface
* Progress module has two main parts:
* progress window
* you can create a standard progress window
* that monitors the progress of a download
* progress context
* you can create an MWContext suitable for downloading
* with NET_GetURL
* progress context can be 'attached' to progress window and
* will display standard progress messages during download while
* it is attached
*/
#ifndef _PW_PUBLIC_H_
#define _PW_PUBLIC_H_
#include "structs.h"
XP_BEGIN_PROTOS
/***************************************************************
* PW window interface
***************************************************************/
typedef void * pw_ptr;
typedef enum _PW_WindowType {
pwApplicationModal,
pwStandard
} PW_WindowType;
typedef void(*PW_CancelCallback) (void * closure);
/* Creates the progress window */
/* The window is invisible until you call PW_Show */
pw_ptr PW_Create( MWContext * parent, /* Parent window, can be NULL */
PW_WindowType type /* What kind of window ? Modality, etc */
);
/* Setup */
void PW_SetCancelCallback(pw_ptr pw,
PW_CancelCallback cancelcb, /* Callback function for cancel */
void * cancelClosure); /* closure for cancel callback */
/*
* Window visibility
*/
/* Show the window */
/* brings the window to front if already visible */
void PW_Show(pw_ptr pw);
/* Hide the window. Does NOT destroy it */
void PW_Hide(pw_ptr pw);
/* Destroys the window */
void PW_Destroy(pw_ptr pw);
/**
* Text progress display
* all char * arguments can be NULL to erase
**/
void PW_SetWindowTitle(pw_ptr pw, const char * title);
void PW_SetLine1(pw_ptr pw, const char * text);
void PW_SetLine2(pw_ptr pw, const char * text);
/* aka SetLine3, named SetProgressText because this is where the
* usual "23K of 1235K (5 seconds remaining)" line goes
*/
void PW_SetProgressText(pw_ptr pw, const char * text);
/**
* Progress bar display
**/
/* if !(maximum > minimum) displays rotating pylon */
void PW_SetProgressRange(pw_ptr pw, int32 minimum, int32 maximum);
void PW_SetProgressValue(pw_ptr pw, int32 value);
/***************************************************************
* PW context interface
***************************************************************/
/* Purpose: create a downloading context anyone can use and destroy */
/* You can associate it with progress window to automatically display */
/* progress window text */
MWContext * PW_CreateProgressContext();
void PW_DestroyProgressContext(MWContext * context);
/* Associates MWContextProgressModule context with a downloading window */
/* If done so, the xp_thermo progress stuff will be displayed in the */
/* ProgressLine */
/* Make sure that you disassociate window from the context when window is */
/* destroyed by passing NULL as pw_ptr */
void PW_AssociateWindowWithContext(MWContext * context, pw_ptr pw);
pw_ptr PW_GetAssociatedWindowForContext(MWContext *context);
XP_END_PROTOS
#endif