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      1 /*
      2  * Copyright 2001,2002 Red Hat Inc., Durham, North Carolina.
      3  *
      4  * All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining
      7  * a copy of this software and associated documentation files (the
      8  * "Software"), to deal in the Software without restriction, including
      9  * without limitation on the rights to use, copy, modify, merge,
     10  * publish, distribute, sublicense, and/or sell copies of the Software,
     11  * and to permit persons to whom the Software is furnished to do so,
     12  * subject to the following conditions:
     13  *
     14  * The above copyright notice and this permission notice (including the
     15  * next paragraph) shall be included in all copies or substantial
     16  * portions of the Software.
     17  *
     18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     21  * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
     22  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     23  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     25  * SOFTWARE.
     26  */
     27 
     28 /*
     29  * Authors:
     30  *   David H. Dawes <dawes (at) xfree86.org>
     31  *   Kevin E. Martin <kem (at) redhat.com>
     32  *   Rickard E. (Rik) Faith <faith (at) redhat.com>
     33  *
     34  */
     35 
     36 /** \file
     37  * Provide the main entry points for input initialization and processing
     38  * that arequired by the dix layer.
     39  */
     40 
     41 #ifdef HAVE_DMX_CONFIG_H
     42 #include <dmx-config.h>
     43 #endif
     44 
     45 #include "dmx.h"
     46 #include "dmxlog.h"
     47 #include "dmxinput.h"
     48 
     49 #include "inputstr.h"
     50 #include "input.h"
     51 #include "mi.h"
     52 
     53 /** Returns TRUE if the key is a valid modifier.  For PC-class
     54  * keyboards, all keys can be used as modifiers, so return TRUE
     55  * always. */
     56 Bool LegalModifier(unsigned int key, DeviceIntPtr pDev)
     57 {
     58     return TRUE;
     59 }
     60 
     61 /** Called from dix/main.c on each server generation to initialize
     62  * inputs.  All the work is done in dmxInputInit.  \see
     63  * dmxInputInit() */
     64 void InitInput(int argc, char **argv)
     65 {
     66     int          i;
     67     DMXInputInfo *dmxInput;
     68 
     69     if (!dmxNumInputs)
     70         dmxLog(dmxFatal, "InitInput: no inputs specified\n");
     71 
     72     for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++)
     73         dmxInputInit(dmxInput);
     74 
     75     mieqInit();
     76 }
     77 
     78 void CloseInput(void)
     79 {
     80 }
     81 
     82 /** Called from dix/dispatch.c in Dispatch() whenever input events
     83  * require processing.  All the work is done in the lower level
     84  * routines. */
     85 void ProcessInputEvents(void)
     86 {
     87     int          i;
     88     DMXInputInfo *dmxInput;
     89 
     90     for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++)
     91         if (!dmxInput->detached && dmxInput->processInputEvents)
     92             dmxInput->processInputEvents(dmxInput);
     93 }
     94 
     95 /** This routine is called from \a dmxwindow.c whenever the layout of
     96  * windows on the display might have changed.  This information is used
     97  * by input drivers (currently only the console driver) that provide
     98  * information about window layout to the user. */
     99 void dmxUpdateWindowInfo(DMXUpdateType type, WindowPtr pWindow)
    100 {
    101     int          i;
    102     DMXInputInfo *dmxInput;
    103 
    104     for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++)
    105         if (!dmxInput->detached && dmxInput->updateWindowInfo)
    106             dmxInput->updateWindowInfo(dmxInput, type, pWindow);
    107 }
    108 
    109 int
    110 NewInputDeviceRequest (InputOption *options, InputAttributes *attrs,
    111                        DeviceIntPtr *pdev)
    112 {
    113     return BadRequest;
    114 }
    115 
    116 void
    117 DeleteInputDeviceRequest(DeviceIntPtr pDev)
    118 {
    119 }
    120