netsurf/riscos/plugin.h

/*
 * This file is part of NetSurf, http://netsurf.sourceforge.net/
 * Licensed under the GNU General Public License,
 *                http://www.opensource.org/licenses/gpl-license
 * Copyright 2003 John M Bell <jmb202@ecs.soton.ac.uk>
 */

#ifndef _NETSURF_RISCOS_PLUGIN_H_
#define _NETSURF_RISCOS_PLUGIN_H_

#include <stdbool.h>
#include "oslib/plugin.h"
#include "oslib/wimp.h"

struct box;
struct browser_window;
struct content;
struct object_params;

struct content_plugin_data {
	struct browser_window *bw;	/* window containing this content */
	struct content *page;		/* parent content */
	struct box *box;		/* box containing this content */
	char *taskname;			/* plugin task to launch */
	char *filename;			/* filename of parameters file */
	char *datafile;			/* filename of filestreamed file */
	bool opened;			/* has this plugin been opened? */
	int repeated;			/* indication of opening state */
	unsigned int browser;		/* browser handle */
	unsigned int plugin;		/* plugin handle */
	unsigned int browser_stream;	/* browser stream handle */
	unsigned int plugin_stream;	/* plugin stream handle */
	unsigned int plugin_task;	/* plugin task handle */
	unsigned int consumed;		/* size of data consumed by plugin */
	bool reformat_pending;		/* is a reformat pending? */
	int width, height;		/* reformat width & height */
	bool stream_waiting;		/* waiting to stream a datastream */
	bool file_stream_waiting;	/* waiting to stream as file */
};

/* function definitions */
bool plugin_handleable(const char *mime_type);
void plugin_msg_parse(wimp_message *message, int ack);
bool plugin_create(struct content *c, const char *params[]);
bool plugin_convert(struct content *c, int width, int height);
void plugin_reformat(struct content *c, int width, int height);
void plugin_destroy(struct content *c);
bool plugin_redraw(struct content *c, int x, int y,
		int width, int height,
		int clip_x0, int clip_y0, int clip_x1, int clip_y1,
		float scale, unsigned long background_colour);
void plugin_open(struct content *c, struct browser_window *bw,
		struct content *page, struct box *box,
		struct object_params *params);
void plugin_close(struct content *c);

/* message handlers */
void plugin_open_msg(wimp_message *message);
void plugin_opening(wimp_message *message);
void plugin_close_msg(wimp_message *message);
void plugin_closed(wimp_message *message);
void plugin_reshape_request(wimp_message *message);
void plugin_status(wimp_message *message);
void plugin_stream_new(wimp_message *message);
void plugin_stream_written(wimp_message *message);
void plugin_url_access(wimp_message *message);



#endif