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1 /***************************************************************************** |
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2 ** wacomcfg.h |
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3 ** |
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4 ** Copyright (C) 2003 - John E. Joganic |
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5 ** Copyright (C) 2004-2008 - Ping Cheng |
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6 ** |
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7 ** This program is free software; you can redistribute it and/or |
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8 ** modify it under the terms of the GNU Lesser General Public License |
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9 ** as published by the Free Software Foundation; either version 2 |
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10 ** of the License, or (at your option) any later version. |
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11 ** |
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12 ** This program is distributed in the hope that it will be useful, |
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13 ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 ** GNU Lesser General Public License for more details. |
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16 ** |
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17 ** You should have received a copy of the GNU Lesser General Public License |
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18 ** along with this program; if not, write to the Free Software |
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19 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 ** |
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21 ****************************************************************************/ |
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22 |
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23 #ifndef __LINUXWACOM_WACOMCFG_H |
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24 #define __LINUXWACOM_WACOMCFG_H |
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25 |
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26 #include <X11/Xlib.h> |
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27 #include <X11/extensions/XInput.h> |
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28 #include <X11/extensions/XIproto.h> |
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29 |
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30 /* JEJ - NOTE WE DO NOT INCLUDE Xwacom.h HERE. THIS ELIMINATES A CONFLICT |
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31 * WHEN THIS FILE IS INSTALLED SINCE Xwacom.h WILL IN MANY CASES NOT |
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32 * GO WITH IT. SOMEDAY IT MAY BE PART OF XFREE86. */ |
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33 |
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34 typedef struct _WACOMCONFIG WACOMCONFIG; |
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35 typedef struct _WACOMDEVICE WACOMDEVICE; |
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36 typedef void (*WACOMERRORFUNC)(int err, const char* pszText); |
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37 typedef struct _WACOMDEVICEINFO WACOMDEVICEINFO; |
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38 |
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39 typedef enum |
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40 { |
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41 WACOMDEVICETYPE_UNKNOWN, |
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42 WACOMDEVICETYPE_CURSOR, |
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43 WACOMDEVICETYPE_STYLUS, |
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44 WACOMDEVICETYPE_ERASER, |
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45 WACOMDEVICETYPE_PAD, |
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46 WACOMDEVICETYPE_TOUCH, |
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47 WACOMDEVICETYPE_MAX |
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48 } WACOMDEVICETYPE; |
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49 |
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50 struct _WACOMDEVICEINFO |
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51 { |
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52 const char* pszName; |
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53 WACOMDEVICETYPE type; |
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54 }; |
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55 |
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56 struct _WACOMCONFIG |
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57 { |
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58 Display* pDisp; |
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59 WACOMERRORFUNC pfnError; |
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60 XDeviceInfo * pDevs; |
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61 int nDevCnt; |
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62 }; |
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63 |
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64 struct _WACOMDEVICE |
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65 { |
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66 WACOMCONFIG* pCfg; |
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67 XDevice* pDev; |
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68 }; |
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69 |
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70 |
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71 /***************************************************************************** |
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72 ** Functions |
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73 *****************************************************************************/ |
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74 |
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75 WACOMCONFIG * WacomConfigInit(Display* pDisplay, WACOMERRORFUNC pfnErrorHandler); |
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76 /* Initializes configuration library. |
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77 * pDisplay - display to configure |
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78 * pfnErrorHandler - handler to which errors are reported; may be NULL |
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79 * Returns WACOMCONFIG handle on success, NULL on error. |
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80 * errno contains error code. */ |
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81 |
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82 void WacomConfigTerm(WACOMCONFIG * hConfig); |
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83 /* Terminates configuration library, releasing display. */ |
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84 |
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85 int WacomConfigListDevices(WACOMCONFIG * hConfig, WACOMDEVICEINFO** ppInfo, |
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86 unsigned int* puCount); |
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87 /* Returns a list of wacom devices. |
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88 * ppInfo - pointer to WACOMDEVICEINFO* to receive device data |
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89 * puSize - pointer to receive device count |
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90 * Returns 0 on success, -1 on failure. errno contains error code. |
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91 * Comments: You must free this structure using WacomConfigFree. */ |
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92 |
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93 WACOMDEVICE * WacomConfigOpenDevice(WACOMCONFIG * hConfig, |
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94 const char* pszDeviceName); |
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95 /* Open a device by name. |
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96 * pszDeviceName - name of XInput device corresponding to wacom device |
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97 * Returns handle to device on success, NULL on error. |
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98 * errno contains error code. |
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99 * Comments: Close using WacomConfigCloseDevice */ |
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100 |
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101 int WacomConfigCloseDevice(WACOMDEVICE * hDevice); |
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102 /* Closes a device. |
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103 * Returns 0 on success, -1 on error. errno contains error code. */ |
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104 |
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105 int WacomConfigSetRawParam(WACOMDEVICE * hDevice, int nParam, int nValue, unsigned * keys); |
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106 /* Sets the raw device parameter to specified value. |
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107 * nParam - valid paramters can be found Xwacom.h which is not |
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108 * automatically included. |
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109 * nValue - 32 bit integer value |
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110 * keys - an array of keys and modifiers |
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111 * Returns 0 on success, -1 on error. errno contains error code. |
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112 * EINVAL - invalid parameter or value |
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113 * EIO - unknown X failure, use XSetErrorHandler to capture complete |
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114 * error code and message |
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115 * Comments: Data is sent to wacom_drv module without any error checking. |
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116 * Generally, you should use the more specific handler functions in this |
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117 * library, but for some parameters, particularly experimental ones, you |
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118 * will probably have to set them directly. */ |
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119 |
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120 int WacomConfigGetRawParam(WACOMDEVICE *hDevice, int nParam, int *nValue, int valu, unsigned * keys); |
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121 /* Gets the raw device parameter. |
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122 * nParam - valid paramters can be found Xwacom.h which is not |
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123 * automatically included. |
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124 * nValue - the device parameter is returned in the integer |
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125 * pointed by this parameter. |
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126 * valu - calling valuator value: 1: Get 3: GetDefault |
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127 * keys - an array of keys and modifiers |
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128 * Returns 0 on success, -1 on error. errno contains error code. |
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129 * EINVAL - invalid parameter or value |
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130 * EIO - unknown X failure, use XSetErrorHandler to capture complete |
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131 * error code and message |
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132 */ |
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133 |
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134 void WacomConfigFree(void* pvData); |
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135 /* Frees memory allocated by library. */ |
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136 |
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137 #endif /* __LINUXWACOM_WACOMCFG_H */ |
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138 |