280 lines
9.1 KiB
C
280 lines
9.1 KiB
C
/****************************************************************************
|
|
* graphics/nxmu/nxmu.h
|
|
*
|
|
* Copyright (C) 2008-2013, 2019 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __GRAPHICS_NXMU_NXMU_H
|
|
#define __GRAPHICS_NXMU_NXMU_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <mqueue.h>
|
|
#include <semaphore.h>
|
|
|
|
#include <nuttx/nx/nx.h>
|
|
#include <nuttx/nx/nxmu.h>
|
|
|
|
#include "nxbe.h"
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
/* Server state structure ***************************************************/
|
|
|
|
/* This the server 'front-end' state structure */
|
|
|
|
struct nxmu_state_s
|
|
{
|
|
/* The 'back-end' window status. Must be first so that instances of
|
|
* struct nxbe_state_s can be simply cast to an instance of struct
|
|
* nxmu_state_s
|
|
*/
|
|
|
|
struct nxbe_state_s be;
|
|
|
|
/* This is the server's connection to itself */
|
|
|
|
struct nxmu_conn_s conn;
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
#define EXTERN extern "C"
|
|
extern "C"
|
|
{
|
|
#else
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_sendclient
|
|
*
|
|
* Description:
|
|
* Send a message to the client at NX_CLIMSG_PRIO priority
|
|
*
|
|
* Input Parameters:
|
|
* conn - A pointer to the server connection structure
|
|
* msg - A pointer to the message to send
|
|
* msglen - The length of the message in bytes.
|
|
*
|
|
* Returned Value:
|
|
* OK on success; ERROR on failure with errno set appropriately
|
|
*
|
|
****************************************************************************/
|
|
|
|
int nxmu_sendclient(FAR struct nxmu_conn_s *conn,
|
|
FAR const void *msg, size_t msglen);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_sendclientwindow
|
|
*
|
|
* Description:
|
|
* Send a message to the client at NX_CLIMSG_PRIO priority
|
|
*
|
|
* Input Parameters:
|
|
* wnd - A pointer to the back-end window structure
|
|
* msg - A pointer to the message to send
|
|
* msglen - The length of the message in bytes.
|
|
*
|
|
* Returned Value:
|
|
* OK on success; ERROR on failure with errno set appropriately
|
|
*
|
|
****************************************************************************/
|
|
|
|
int nxmu_sendclientwindow(FAR struct nxbe_window_s *wnd, FAR const void *msg,
|
|
size_t msglen);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_openwindow
|
|
*
|
|
* Description:
|
|
* Create a new window.
|
|
*
|
|
* Input Parameters:
|
|
* be - The back-end status structure
|
|
* wnd - The pre-allocated window structure to be initialized [IN/OUT]
|
|
*
|
|
* Returned Value:
|
|
* None
|
|
*
|
|
****************************************************************************/
|
|
|
|
void nxmu_openwindow(FAR struct nxbe_state_s *be,
|
|
FAR struct nxbe_window_s *wnd);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_requestbkgd
|
|
*
|
|
* Description:
|
|
* Perform the server-side operation for the nx_requestbkgd operation:
|
|
* Give the client control of the background window connection and receipt
|
|
* of all background window callbacks.
|
|
*
|
|
* conn - The client containing connection information [IN]
|
|
* be - The server state structure [IN]
|
|
* cb - Callbacks used to process window events
|
|
* arg - User provided argument (see nx_openwindow, nx_constructwindow)
|
|
*
|
|
* Returned Value:
|
|
* None
|
|
*
|
|
****************************************************************************/
|
|
|
|
void nxmu_requestbkgd(FAR struct nxmu_conn_s *conn,
|
|
FAR struct nxbe_state_s *be,
|
|
FAR const struct nx_callback_s *cb,
|
|
FAR void *arg);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_releasebkgd
|
|
*
|
|
* Description:
|
|
* Release the background window previously acquired using nxmu_openbgwindow
|
|
* and return control of the background to NX.
|
|
*
|
|
* Input Parameters:
|
|
* fe - The front-end state structure
|
|
*
|
|
* Returned Value:
|
|
* None
|
|
*
|
|
****************************************************************************/
|
|
|
|
void nxmu_releasebkgd(FAR struct nxmu_state_s *fe);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_reportposition
|
|
*
|
|
* Description:
|
|
* Report the new size/position of the window.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void nxmu_reportposition(FAR struct nxbe_window_s *wnd);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_redrawreq
|
|
*
|
|
* Description:
|
|
* Request the client that has this window to redraw the rectangular region.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void nxmu_redrawreq(FAR struct nxbe_window_s *wnd,
|
|
FAR const struct nxgl_rect_s *rect);
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_mouseinit
|
|
*
|
|
* Description:
|
|
* Initialize with the mouse in the center of the display
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_NX_XYINPUT
|
|
void nxmu_mouseinit(int x, int y);
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_mousereport
|
|
*
|
|
* Description:
|
|
* Report mouse position info to the specified window
|
|
*
|
|
* Input Parameters:
|
|
* wnd - The window to receive the mouse report
|
|
*
|
|
* Returned Value:
|
|
* 0: Mouse report sent; >0: Mouse report not sent; <0: An error occurred
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_NX_XYINPUT
|
|
int nxmu_mousereport(struct nxbe_window_s *wnd);
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_mousein
|
|
*
|
|
* Description:
|
|
* New positional data has been received from the thread or interrupt
|
|
* handler that manages some kind of pointing hardware. Route that
|
|
* positional data to the appropriate window client.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_NX_XYINPUT
|
|
int nxmu_mousein(FAR struct nxmu_state_s *fe,
|
|
FAR const struct nxgl_point_s *pos, int button);
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_kbdin
|
|
*
|
|
* Description:
|
|
* New keyboard data has been received from the thread or interrupt
|
|
* handler that manages some kind of keyboard/keypad hardware. Route that
|
|
* positional data to the appropriate window client.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_NX_KBD
|
|
void nxmu_kbdin(FAR struct nxmu_state_s *fe, uint8_t nch, FAR uint8_t *ch);
|
|
#endif
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif /* __GRAPHICS_NXMU_NXMU_H */
|