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//File: xen-client.h
//Written by: Mark Rader
//Version: 1.0
//Date: Mon Mar 17 2008
//Copyright (c) 2008 by Mark Rader. All rights reserved.
// $Header$
// $Log$
//
#ifndef _XEN_CLIENT_h
#define _XEN_CLIENT_h
#include <stdbool.h>
#include "fbif.h"
int nitpicker_init_ipc();
// ??? Returns 1 if alive. This is a bogus function, primarily to
// simply test the commo infrastructure.
long nitpicker_alive_call();
long nitpicker_kill_graphics_call();
/*** DONATE MEMORY ***
*
* Donate memory for the storage of client-specific data structures
* inside nitpicker. When called a second time, nitpicker discards
* the previous donation including all views and buffers. If a client
* has to increase max_views or max_buffers later on, the client has
* to recover the old state by itself.
*
* To calculate the needed size for the dataspace to donate, use:
* size = sizeof(client)
* + sizeof(view) * max_views
* + sizeof(buffer) * max_buffers
*
* \return 0 on success, or
* -1 if supplied memory block is too small to store the
* requested number of views and buffers, or
* -2 dataspace is invalid
*/
long nitpicker_initialize_client_call(uint8_t max_views, uint8_t max_buffers);
/*** REQUEST INFORMATION ABOUT PHYSICAL SCREEN ***/
void nitpicker_get_screen_info_call(uint16_t *width, uint16_t *height,
uint8_t *depth, uint8_t *mode);
/*** INJECT NEW BUFFER ***/
long nitpicker_import_buffer_call(uint16_t width, uint16_t height);
/*** REMOVE BUFFER ***/
void nitpicker_remove_buffer_call(uint8_t buf_id);
/*** REFRESH GRAPHICAL REPRESENTATION OF THE NEW BUFFER ***/
void nitpicker_refresh_call(uint8_t buf_id, uint16_t x, uint16_t y,
uint16_t width, uint16_t height);
/*** CREATE A NEW VIEW AT A BUFFER ***
*
* \param buf_id buffer that is displayed by the view
*/
long nitpicker_new_view_call(uint8_t buf_id);
/*** CLOSE VIEW ***/
void nitpicker_destroy_view_call(uint8_t view_id);
/*** DEFINE VIEWPORT ON THE BUFFER ***/
long nitpicker_set_view_port_call(uint8_t view_id,
uint16_t buf_x, uint16_t buf_y,
uint16_t x, uint16_t y, uint16_t width, uint16_t height,
bool do_redraw);
/*** POSITION VIEW IN VIEW STACK ***
*
* \param neighbor neighbor view id or
* -1 top or bottom of view stack
* \param behind 0 insert view in front or
* 1 behind the specified neightbor
*
* To insert a view at the top of the view stack, specify
* neighbor = -1 and behind = 1. To insert a view at the
* bottom of the view stack, specify neighbor = -1 and
* behind = 0.
*/
long nitpicker_stack_view_call(uint8_t view_id, int8_t neighbor_id,
bool behind, bool do_redraw);
/*** SET TITLE INFORMATION OF A VIEW ***/
long nitpicker_set_view_title_call(uint8_t view_id, char *title);
/*** DEFINE VIEW THAT IS USED AS DESKTOP BACKGROUND ***/
long nitpicker_set_background_call(uint8_t view_id);
/*** CONFIGURE MOUSE BEHAVIOUR FOR A VIEW ***/
long nitpicker_set_mousemode_call(uint8_t view_id, uint8_t mode);
#endif
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