1 /*
2 * PROJECT:         input.dll
3 * FILE:            dll/cpl/input/advanced_settings_page.c
4 * PURPOSE:         input.dll
5 * PROGRAMMER:      Dmitry Chapyshev (dmitry@reactos.org)
6 *                  Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
7 */
8 
9 #include "input.h"
10 
11 BOOL g_bTextServiceIsOff = FALSE;
12 
13 BOOL LoadAdvancedSettings(HWND hwndDlg)
14 {
15     HKEY hKey;
16     LRESULT error;
17     DWORD dwType;
18     DWORD dwValue;
19     DWORD cbValue = sizeof(dwValue);
20 
21     error = RegOpenKeyExW(HKEY_CURRENT_USER, L"Software\\Microsoft\\CTF", 0, KEY_READ, &hKey);
22     if (error != ERROR_SUCCESS)
23         return FALSE;
24 
25     error = RegQueryValueExW(hKey,
26                              L"Disable Thread Input Manager",
27                              NULL,
28                              &dwType,
29                              (LPBYTE)&dwValue,
30                              &cbValue);
31     if ((error != ERROR_SUCCESS) || (dwType != REG_DWORD) || (cbValue != sizeof(dwValue)))
32         dwValue = FALSE; /* Default */
33 
34     RegCloseKey(hKey);
35 
36     CheckDlgButton(hwndDlg, IDC_TURNOFFTEXTSVCS_CB, (dwValue ? BST_CHECKED : BST_UNCHECKED));
37     g_bTextServiceIsOff = !!dwValue;
38     return TRUE;
39 }
40 
41 BOOL SaveAdvancedSettings(HWND hwndDlg)
42 {
43     HKEY hKey;
44     LRESULT error;
45     const DWORD dwValue = g_bTextServiceIsOff;
46     const DWORD cbValue = sizeof(dwValue);
47 
48     error = RegOpenKeyExW(HKEY_CURRENT_USER, L"Software\\Microsoft\\CTF", 0, KEY_WRITE, &hKey);
49     if (error != ERROR_SUCCESS)
50         return FALSE;
51 
52     error = RegSetValueExW(hKey, L"Disable Thread Input Manager", 0, REG_DWORD,
53                            (const BYTE *)&dwValue, cbValue);
54 
55     RegCloseKey(hKey);
56     return (error == ERROR_SUCCESS);
57 }
58 
59 static INT_PTR OnNotifyAdvancedSettingsPage(HWND hwndDlg, LPARAM lParam)
60 {
61     LPNMHDR header = (LPNMHDR)lParam;
62 
63     switch (header->code)
64     {
65         case PSN_APPLY:
66         {
67             BOOL bOff = (IsDlgButtonChecked(hwndDlg, IDC_TURNOFFTEXTSVCS_CB) == BST_CHECKED);
68             g_bRebootNeeded |= (g_bTextServiceIsOff && !bOff);
69             g_bTextServiceIsOff = bOff;
70 
71             /* Write advanced settings */
72             SaveAdvancedSettings(hwndDlg);
73             break;
74         }
75     }
76 
77     return 0;
78 }
79 
80 INT_PTR CALLBACK
81 AdvancedSettingsPageProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
82 {
83     switch (uMsg)
84     {
85         case WM_INITDIALOG:
86             LoadAdvancedSettings(hwndDlg);
87             return TRUE;
88 
89         case WM_NOTIFY:
90             return OnNotifyAdvancedSettingsPage(hwndDlg, lParam);
91 
92         case WM_COMMAND:
93         {
94             switch (LOWORD(wParam))
95             {
96                 case IDC_TURNOFFTEXTSVCS_CB:
97                     PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
98                     break;
99             }
100             break;
101         }
102     }
103 
104     return 0;
105 }
106