huwcampbell.com
Reactos
1#include "intl.h"
2
3#include <shellapi.h>
4#include <shlobj.h>
5#include <shlwapi.h>
6#include <strsafe.h>
7
8/* What is the uninstallation command line of "ReactOS JPN Package"? */
9BOOL GetJapaneseUninstallCmdLine(HWND hwnd, LPWSTR pszCmdLine, SIZE_T cchCmdLine)
10{
11 HKEY hKey;
12 LONG error;
13 DWORD dwSize;
14
15 pszCmdLine[0] = UNICODE_NULL;
16
17 error = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
18 L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\"
19 L"{80F03D6E-0549-4202-BE81-FF583F56A7A8}_is1",
20 0,
21 KEY_READ,
22 &hKey);
23 if (error != ERROR_SUCCESS)
24 return FALSE;
25
26 dwSize = cchCmdLine * sizeof(WCHAR);
27 error = RegQueryValueExW(hKey, L"UninstallString", NULL, NULL, (LPBYTE)pszCmdLine, &dwSize);
28 if (error != ERROR_SUCCESS)
29 {
30 RegCloseKey(hKey);
31 return FALSE;
32 }
33
34 pszCmdLine[cchCmdLine - 1] = UNICODE_NULL;
35 RegCloseKey(hKey);
36 return TRUE;
37}
38
39/* Is there any installed "ReactOS JPN Package"? */
40BOOL HasJapanesePackage(HWND hwnd)
41{
42 WCHAR szPath[MAX_PATH];
43 return GetJapaneseUninstallCmdLine(hwnd, szPath, _countof(szPath));
44}
45
46/* Property page dialog callback */
47INT_PTR CALLBACK
48LanguagesPageProc(HWND hwndDlg,
49 UINT uMsg,
50 WPARAM wParam,
51 LPARAM lParam)
52{
53 SHELLEXECUTEINFOW shInputDll;
54 PGLOBALDATA pGlobalData;
55
56 pGlobalData = (PGLOBALDATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
57
58 switch (uMsg)
59 {
60 case WM_INITDIALOG:
61 pGlobalData = (PGLOBALDATA)((LPPROPSHEETPAGE)lParam)->lParam;
62 SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
63
64 if (!pGlobalData->bIsUserAdmin)
65 {
66 EnableWindow(GetDlgItem(hwndDlg, IDC_INST_FILES_FOR_RTOL_LANG), FALSE);
67 EnableWindow(GetDlgItem(hwndDlg, IDC_INST_FILES_FOR_ASIAN), FALSE);
68 }
69
70 /* EAST ASIAN specific */
71 switch (PRIMARYLANGID(GetUserDefaultLangID()))
72 {
73 case LANG_JAPANESE:
74 if (HasJapanesePackage(hwndDlg))
75 {
76 CheckDlgButton(hwndDlg, IDC_INST_FILES_FOR_ASIAN, BST_CHECKED);
77 }
78 break;
79
80 case LANG_CHINESE: /* Not supported yet */
81 case LANG_KOREAN: /* Not supported yet */
82 default:
83 EnableWindow(GetDlgItem(hwndDlg, IDC_INST_FILES_FOR_ASIAN), FALSE);
84 break;
85 }
86 break;
87
88 case WM_COMMAND:
89 switch (LOWORD(wParam))
90 {
91 /* If "detail" button pressed */
92 case IDC_DETAIL_BUTTON:
93 if (HIWORD(wParam) == BN_CLICKED)
94 {
95 memset(&shInputDll, 0x0, sizeof(SHELLEXECUTEINFOW));
96 shInputDll.cbSize = sizeof(shInputDll);
97 shInputDll.hwnd = hwndDlg;
98 shInputDll.lpVerb = L"open";
99 shInputDll.lpFile = L"RunDll32.exe";
100 shInputDll.lpParameters = L"shell32.dll,Control_RunDLL input.dll";
101 if (ShellExecuteExW(&shInputDll) == 0)
102 {
103 PrintErrorMsgBox(IDS_ERROR_INPUT_DLL);
104 }
105 }
106 break;
107
108 case IDC_INST_FILES_FOR_ASIAN:
109 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
110 break;
111 }
112 break;
113
114 case WM_NOTIFY:
115 if (((LPNMHDR)lParam)->code == (UINT)PSN_APPLY) /* Apply changes */
116 {
117 /* EAST ASIAN specific */
118 switch (PRIMARYLANGID(GetUserDefaultLangID()))
119 {
120 case LANG_JAPANESE:
121 if (IsDlgButtonChecked(hwndDlg, IDC_INST_FILES_FOR_ASIAN) == BST_CHECKED)
122 {
123 if (!HasJapanesePackage(hwndDlg))
124 {
125 /* Install now */
126 ShellExecuteW(hwndDlg, NULL, L"rapps.exe", L"/INSTALL jpn-package",
127 NULL, SW_SHOWNORMAL);
128 }
129 }
130 else
131 {
132 WCHAR szUninstall[MAX_PATH];
133 if (GetJapaneseUninstallCmdLine(hwndDlg, szUninstall, _countof(szUninstall)))
134 {
135 /* Go to arguments of command line */
136 PWCHAR pchArgs = PathGetArgsW(szUninstall);
137 if (pchArgs && *pchArgs)
138 {
139 --pchArgs;
140 /* pchArgs pointer is inside szUninstall,
141 * so we have to split both strings */
142 *pchArgs = UNICODE_NULL;
143 ++pchArgs;
144 }
145 PathUnquoteSpacesW(szUninstall);
146
147 /* Uninstall now */
148 ShellExecuteW(hwndDlg, NULL, szUninstall, pchArgs, NULL, SW_SHOWNORMAL);
149 }
150 }
151 break;
152
153 case LANG_CHINESE: /* Not supported yet */
154 case LANG_KOREAN: /* Not supported yet */
155 default:
156 break;
157 }
158
159 PropSheet_UnChanged(GetParent(hwndDlg), hwndDlg);
160 }
161 break;
162 }
163 return FALSE;
164}
165
166/* EOF */