base/applications/osk/settings.c

   1 /*
   2  * PROJECT:         ReactOS On-Screen Keyboard
   3  * LICENSE:         GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
   4  * PURPOSE:         Settings file for warning dialog on startup
   5  * COPYRIGHT:       Copyright 2018 Bișoc George (fraizeraust99 at gmail dot com)
   6  */
   7
   8 /* INCLUDES *******************************************************************/
   9
  10 #include "osk.h"
  11 #include "settings.h"
  12
  13 /* FUNCTIONS *******************************************************************/
  14
  15 BOOL LoadDataFromRegistry()
  16 {
  17     HKEY hKey;
  18     LONG lResult;
  19     DWORD dwShowWarningData, dwLayout;
  20     DWORD cbData = sizeof(DWORD);
  21
  22     /* Set the structure members to TRUE */
  23     Globals.bShowWarning = TRUE;
  24     Globals.bIsEnhancedKeyboard = TRUE;
  25
  26     /* Open the key, so that we can query it */
  27     lResult = RegOpenKeyExW(HKEY_CURRENT_USER,
  28                             L"Software\\Microsoft\\osk",
  29                             0,
  30                             KEY_READ,
  31                             &hKey);
  32
  33     if (lResult != ERROR_SUCCESS)
  34     {
  35         /* Bail out and return FALSE if we fail */
  36         return FALSE;
  37     }
  38
  39     /* Query the key */
  40     lResult = RegQueryValueExW(hKey,
  41                                L"ShowWarning",
  42                                0,
  43                                0,
  44                                (BYTE *)&dwShowWarningData,
  45                                &cbData);
  46
  47     if (lResult != ERROR_SUCCESS)
  48     {
  49         /* Bail out and return FALSE if we fail */
  50         RegCloseKey(hKey);
  51         return FALSE;
  52     }
  53
  54     /* Load the data value (it can be either FALSE or TRUE depending on the data itself) */
  55     Globals.bShowWarning = (dwShowWarningData != 0);
  56
  57     /* Query the key */
  58     lResult = RegQueryValueExW(hKey,
  59                                L"IsEnhancedKeyboard",
  60                                0,
  61                                0,
  62                                (BYTE *)&dwLayout,
  63                                &cbData);
  64
  65     if (lResult != ERROR_SUCCESS)
  66     {
  67         /* Bail out and return FALSE if we fail */
  68         RegCloseKey(hKey);
  69         return FALSE;
  70     }
  71
  72     /* Load the dialog layout value */
  73     Globals.bIsEnhancedKeyboard = (dwLayout != 0);
  74
  75     /* If we're here then we succeed, close the key and return TRUE */
  76     RegCloseKey(hKey);
  77     return TRUE;
  78 }
  79
  80 BOOL SaveDataToRegistry()
  81 {
  82     HKEY hKey;
  83     LONG lResult;
  84     DWORD dwShowWarningData, dwLayout;
  85
  86     /* If no key has been made, create one */
  87     lResult = RegCreateKeyExW(HKEY_CURRENT_USER,
  88                               L"Software\\Microsoft\\osk",
  89                               0,
  90                               NULL,
  91                               0,
  92                               KEY_WRITE,
  93                               NULL,
  94                               &hKey,
  95                               NULL);
  96
  97     if (lResult != ERROR_SUCCESS)
  98     {
  99         /* Bail out and return FALSE if we fail */
 100         return FALSE;
 101     }
 102
 103     /* The data value of the subkey will be appended to the warning dialog switch */
 104     dwShowWarningData = Globals.bShowWarning;
 105
 106     lResult = RegSetValueExW(hKey,
 107                              L"ShowWarning",
 108                              0,
 109                              REG_DWORD,
 110                              (BYTE *)&dwShowWarningData,
 111                              sizeof(dwShowWarningData));
 112
 113     if (lResult != ERROR_SUCCESS)
 114     {
 115         /* Bail out and return FALSE if we fail */
 116         RegCloseKey(hKey);
 117         return FALSE;
 118     }
 119
 120     /* The value will be appended to the layout dialog */
 121     dwLayout = Globals.bIsEnhancedKeyboard;
 122
 123     lResult = RegSetValueExW(hKey,
 124                              L"IsEnhancedKeyboard",
 125                              0,
 126                              REG_DWORD,
 127                              (BYTE *)&dwLayout,
 128                              sizeof(dwLayout));
 129
 130     if (lResult != ERROR_SUCCESS)
 131     {
 132         /* Bail out and return FALSE if we fail */
 133         RegCloseKey(hKey);
 134         return FALSE;
 135     }
 136
 137     /* If we're here then we succeed, close the key and return TRUE */
 138     RegCloseKey(hKey);
 139     return TRUE;
 140 }