workbench/c/iprefs/inputprefs.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc:
   6     Lang: English
   7 */
   8
   9 /*********************************************************************************************/
  10
  11 #include "global.h"
  12
  13 #include <prefs/prefhdr.h>
  14 #include <prefs/input.h>
  15 #include <devices/input.h>
  16 #include <devices/keymap.h>
  17
  18 #include <string.h>
  19
  20 #define DEBUG 0
  21 #include <aros/debug.h>
  22
  23 /*********************************************************************************************/
  24
  25 struct FileInputPrefs
  26 {
  27     char    ip_Keymap[16];
  28     UBYTE   ip_PointerTicks[2];
  29     UBYTE   ip_DoubleClick_secs[4];
  30     UBYTE   ip_DoubleClick_micro[4];
  31     UBYTE   ip_KeyRptDelay_secs[4];
  32     UBYTE   ip_KeyRptDelay_micro[4];
  33     UBYTE   ip_KeyRptSpeed_secs[4];
  34     UBYTE   ip_KeyRptSpeed_micro[4];
  35     UBYTE   ip_MouseAccel[2];
  36     UBYTE   ip_ClassicKeyboard[4];
  37     char    ip_KeymapName[64];
  38     UBYTE   ip_SwitchMouseButtons[4];
  39 };
  40
  41 /*********************************************************************************************/
  42
  43 static LONG stopchunks[] =
  44 {
  45     ID_PREF, ID_INPT,
  46     ID_PREF, ID_KMSW
  47 };
  48
  49 /*********************************************************************************************/
  50
  51 static void SetInputPrefs(struct FileInputPrefs *prefs)
  52 {
  53     struct KeyMapNode     *kmn;
  54     struct Preferences     p;
  55     struct IOStdReq        ioreq;
  56
  57     char *keymap = prefs->ip_KeymapName;
  58
  59     if (!keymap[0])
  60         keymap = prefs->ip_Keymap;
  61     D(bug("[InputPrefs] Keymap name: %s\n", keymap));
  62
  63     kmn = OpenKeymap(keymap);
  64     if (kmn)
  65         SetKeyMapDefault(&kmn->kn_KeyMap);
  66
  67     GetPrefs(&p, sizeof(p));
  68
  69     #define GETLONG(x) ((x[0] << 24) | (x[1] << 16) | (x[2] << 8) | x[3])
  70     #define GETWORD(x) ((x[0] << 8) | x[1])
  71
  72     p.PointerTicks         = GETWORD(prefs->ip_PointerTicks);
  73     p.DoubleClick.tv_secs  = GETLONG(prefs->ip_DoubleClick_secs);
  74     p.DoubleClick.tv_micro = GETLONG(prefs->ip_DoubleClick_micro);
  75     p.KeyRptDelay.tv_secs  = GETLONG(prefs->ip_KeyRptDelay_secs);
  76     p.KeyRptDelay.tv_micro = GETLONG(prefs->ip_KeyRptDelay_micro);
  77     p.KeyRptSpeed.tv_secs  = GETLONG(prefs->ip_KeyRptSpeed_secs);
  78     p.KeyRptSpeed.tv_micro = GETLONG(prefs->ip_KeyRptSpeed_micro);
  79     if (GETWORD(prefs->ip_MouseAccel))
  80     {
  81         p.EnableCLI |= MOUSE_ACCEL;
  82     }
  83     else
  84     {
  85         p.EnableCLI &= ~MOUSE_ACCEL;
  86     }
  87
  88     SetPrefs(&p, sizeof(p), FALSE);
  89
  90     memset(&ioreq, 0, sizeof(ioreq));
  91     ioreq.io_Message.mn_Length = sizeof(ioreq);
  92
  93     if (!OpenDevice("input.device", 0, (struct IORequest *)&ioreq, 0))
  94     {
  95         struct InputDevice *InputBase = (struct InputDevice *)ioreq.io_Device;
  96
  97         D(bug("[InputPrefs] Opened input.device v%d.%d\n", InputBase->id_Device.dd_Library.lib_Version,
  98               InputBase->id_Device.dd_Library.lib_Revision));
  99         /* AROS input.device support this since v41.3 */
 100         if ((InputBase->id_Device.dd_Library.lib_Version >= 41) &&
 101             (InputBase->id_Device.dd_Library.lib_Revision >= 3))
 102         {
 103             InputBase->id_Flags = prefs->ip_SwitchMouseButtons[3] ? IDF_SWAP_BUTTONS : 0;
 104             D(bug("[InputPrefs] Flags set to 0x%08lX\n", InputBase->id_Flags));
 105         }
 106
 107         CloseDevice((struct IORequest *)&ioreq);
 108     }
 109 }
 110
 111 /*********************************************************************************************/
 112
 113 void InputPrefs_Handler(STRPTR filename)
 114 {
 115     struct IFFHandle *iff;
 116
 117     D(bug("In IPrefs:InputPrefs_Handler\n"));
 118
 119     if ((iff = CreateIFF(filename, stopchunks, 2)))
 120     {
 121         /*
 122          * Disable keymap switcher.
 123          * It will stay disabled if the file does not contain KMSW chunk.
 124          * This is done for backwards compatibility.
 125          */
 126         KMSBase->kms_SwitchQual = KMS_QUAL_DISABLE;
 127
 128         while(ParseIFF(iff, IFFPARSE_SCAN) == 0)
 129         {
 130             struct ContextNode *cn;
 131             struct FileInputPrefs *inputprefs;
 132             struct KMSPrefs *kmsprefs;
 133
 134             D(bug("InputPrefs_Handler: ParseIFF okay\n"));
 135             cn = CurrentChunk(iff);
 136
 137             switch (cn->cn_ID)
 138             {
 139             case ID_INPT:
 140                 D(bug("InputPrefs_Handler: INPT chunk\n"));
 141
 142                 inputprefs = LoadChunk(iff, sizeof(struct FileInputPrefs), MEMF_ANY);
 143                 if (inputprefs)
 144                 {
 145                     SetInputPrefs(inputprefs);
 146                     FreeVec(inputprefs);
 147                 }
 148                 break;
 149
 150             case ID_KMSW:
 151                 D(bug("InputPrefs_Handler: KMSW chunk\n"));
 152
 153                 kmsprefs = LoadChunk(iff, sizeof(struct KMSPrefs), MEMF_ANY);
 154                 if (kmsprefs)
 155                 {
 156                     D(bug("KMS Chunk @ 0x%p\n", kmsprefs));
 157                     if (kmsprefs->kms_Enabled)
 158                     {
 159                         struct KeyMapNode *alt_km;
 160
 161                         D(bug("KMS Enabled\n"));
 162
 163                         D(bug("Attempting to use AltKeymap name @ 0x%p\n", kmsprefs->kms_AltKeymap));
 164                         D(bug("AltKeymap name '%s'\n", kmsprefs->kms_AltKeymap));
 165
 166                         alt_km = OpenKeymap(kmsprefs->kms_AltKeymap);
 167
 168                         D(bug("Keymap @ 0x%p\n", alt_km));
 169
 170                         if (alt_km)
 171                         {
 172                             KMSBase->kms_SwitchQual = AROS_BE2WORD(kmsprefs->kms_SwitchQual);
 173                             KMSBase->kms_SwitchCode = AROS_BE2WORD(kmsprefs->kms_SwitchCode);
 174                             KMSBase->kms_AltKeymap  = &alt_km->kn_KeyMap;
 175                         }
 176                     }
 177
 178                     FreeVec(kmsprefs);
 179                 }
 180                 break;
 181             }
 182         } /* while(ParseIFF(iff, IFFPARSE_SCAN) == 0) */
 183
 184         KillIFF(iff);
 185
 186     } /* if ((iff = CreateIFF(filename))) */
 187
 188
 189     D(bug("In IPrefs:InputPrefs_Handler. Done.\n", filename));
 190 }
 191
 192 /*********************************************************************************************/