hid_mouse_events.c

蓝牙鼠标的例程

/****************************************************************************
Copyright (C) Cambridge Silicon Radio Ltd. 2005-2006
Part of BlueLab 3.5.2-release

FILE NAME
    hid_mouse_events.c        
DESCRIPTION
    This file contains the functions to handle HID events.
NOTES

*/

/****************************************************************************
    Header files
*/
#include "hid_mouse.h"
#include "hid_mouse_sm.h"
#include "hid_mouse_events.h"

/*************************************************************************
NAME    
    appHandleHidSetReportInd   
DESCRIPTION
    Handles HID_SET_REPORT packets.
RETURNS
    void     
*/
void appHandleHidSetReportInd(appTaskData *theApp, HID_SET_REPORT_IND_T *ind, bool respond)
{
	MAIN_PRINT(("appHandleHidSetReportInd\n"));
    
	/* Unexpected */
    if (respond)
   		HidSetReportResponse(theApp->hid, hid_invalid_param);
}

/*************************************************************************
NAME    
    appHandleHidGetReportInd   
DESCRIPTION
    Handles HID_GET_REPORT packets.
RETURNS
    void     
*/
void appHandleHidGetReportInd(appTaskData *theApp, HID_GET_REPORT_IND_T *ind)
{
	MAIN_PRINT(("appHandleHidGetReportInd\n"));
    
	/* Return invalid param for any other report type */
    HidGetReportResponse(theApp->hid, hid_invalid_param, hid_report_output, 0, NULL);
}

/*************************************************************************
NAME    
    appHandleHidSetIdleInd   
DESCRIPTION
    Handles HID_SET_IDLE packets.
RETURNS
    void     
*/
void appHandleHidSetIdleInd(appTaskData *theApp, HID_SET_IDLE_IND_T *ind)
{
	MAIN_PRINT(("appHandleHidSetIdleInd\n"));
    
    /* We don't want to enter an idle mode which could cause us to run at a
       very high rate.  We therefore only allow a zero value or one greater
       than 5 (>20ms) */
    if ((ind->idle_rate == 0) || (ind->idle_rate >= 5))
	{
        /* Update the accepted idle rate */
    	theApp->mouse_idle_rate = ind->idle_rate;
        
        /* Configure HID source with new idle rate */
    	SourceConfigure(StreamHidSource(), VM_SOURCE_HID_IDLE_MODE, theApp->mouse_idle_rate);                
        
        /* Send response */
        HidSetIdleResponse(theApp->hid, hid_success);
    }
    else
    {
        /* Invalid parameter */
        HidSetIdleResponse(theApp->hid, hid_invalid_param);
    }    
}

/*************************************************************************
NAME    
    appHandleHidGetIdleInd   
DESCRIPTION
    Handles HID_GET_IDLE packets.
RETURNS
    void     
*/
void appHandleHidGetIdleInd(appTaskData *theApp, HID_GET_IDLE_IND_T *ind)
{
	MAIN_PRINT(("appHandleHidGetIdleInd\n"));
    
    /* Send response */
    HidGetIdleResponse(theApp->hid, hid_success, theApp->mouse_idle_rate);
}

/*************************************************************************
NAME    
    appHandleHidSetProtocolInd   
DESCRIPTION
    Handles HID_SET_PROTOCOL packets.
RETURNS
    void     
*/
void appHandleHidSetProtocolInd(appTaskData *theApp, HID_SET_PROTOCOL_IND_T *ind)
{
	MAIN_PRINT(("appHandleHidSetProtocolInd\n"));
    
	/* Store the protocol */
	theApp->mouse_protocol = ind->protocol;
    
    /* Send response */
    HidSetProtocolResponse(theApp->hid, hid_success);    
}

/*************************************************************************
NAME    
    appHandleHidGetProtocolInd   
DESCRIPTION
    Handles HID_GET_PROTOCOL packets.
RETURNS
    void     
*/
void appHandleHidGetProtocolInd(appTaskData *theApp, HID_GET_PROTOCOL_IND_T *ind)
{
	MAIN_PRINT(("appHandleHidGetReportInd\n"));
    
    /* Send response */
    HidGetProtocolResponse(theApp->hid, hid_success, theApp->mouse_protocol);
}

/*************************************************************************
NAME    
    appHandleHidControlInd   
DESCRIPTION
    Handles HID_CONTROL packets.
RETURNS
    void     
*/
extern void appHandleHidControlInd(appTaskData *theApp, HID_CONTROL_IND_T *ind)
{
	MAIN_PRINT(("appHandleHidControlInd\n"));

    switch (ind->operation)
    {
        case hid_control_op_hard_reset:
        case hid_control_op_soft_reset:
        {
            /* Panic VM, this should cause a reset */
            Panic();
        }
        break;

        case hid_control_op_suspend:
        {
            /* We should just disconnect */
            appSetState(theApp, appCabledDisconnecting);
        }
        break;

        default:
            break;
    }
}