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[SHELL32] Allow deleting a file type/extension (#553)

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CORE-12906
This commit is contained in:
Katayama Hirofumi MZ 2018-05-19 23:12:11 +09:00 • committed by Hermès BÉLUSCA - MAÏTO
parent d7e40954d5
commit 82a5983504
34 changed files with 128 additions and 0 deletions
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62
dll/win32/shell32/dialogs/folder_options.cpp
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@ -1349,6 +1349,30 @@ FindItem(HWND hDlgCtrl, WCHAR * ItemName)
return ListView_FindItem(hDlgCtrl, 0, &findInfo);
}
static BOOL
DeleteExt(HWND hwndDlg, LPCWSTR pszExt)
{
if (*pszExt != L'.')
return FALSE;
HKEY hKey;
LONG nResult = RegOpenKeyExW(HKEY_CLASSES_ROOT, pszExt, 0, KEY_READ, &hKey);
if (nResult != ERROR_SUCCESS)
return FALSE;
WCHAR szValue[64];
DWORD cbValue = sizeof(szValue);
nResult = RegQueryValueExW(hKey, NULL, NULL, NULL, LPBYTE(szValue), &cbValue);
RegCloseKey(hKey);
if (nResult != ERROR_SUCCESS)
return FALSE;
if (szValue[0])
SHDeleteKeyW(HKEY_CLASSES_ROOT, szValue);
return SHDeleteKeyW(HKEY_CLASSES_ROOT, pszExt) == ERROR_SUCCESS;
}
static
VOID
InsertFileType(HWND hDlgCtrl, WCHAR * szName, PINT iItem, WCHAR * szFile)
@ -1749,6 +1773,12 @@ NewExtDlg_OnOK(HWND hwndDlg, NEWEXT_DIALOG *pNewExt)
return FALSE;
}
// Delete the extension
CStringW strExt(L".");
strExt += find.psz;
strExt.MakeLower();
DeleteExt(hwndDlg, strExt);
// Delete the item
ListView_DeleteItem(pNewExt->hwndLV, iItem);
}
@ -1873,6 +1903,28 @@ FileTypesDlg_AddExt(HWND hwndDlg, LPCWSTR pszExt, LPCWSTR pszFileType)
return TRUE;
}
static BOOL
FileTypesDlg_RemoveExt(HWND hwndDlg)
{
HWND hListView = GetDlgItem(hwndDlg, IDC_FILETYPES_LISTVIEW);
INT iItem = ListView_GetNextItem(hListView, -1, LVNI_SELECTED);
if (iItem == -1)
return FALSE;
WCHAR szExt[20];
szExt[0] = L'.';
ListView_GetItemText(hListView, iItem, 0, &szExt[1], _countof(szExt) - 1);
CharLowerW(szExt);
if (DeleteExt(hwndDlg, szExt))
{
ListView_DeleteItem(hListView, iItem);
return TRUE;
}
return FALSE;
}
// IDD_FOLDER_OPTIONS_FILETYPES dialog
INT_PTR
CALLBACK
@ -1911,6 +1963,16 @@ FolderOptionsFileTypesDlg(
FileTypesDlg_AddExt(hwndDlg, newext.szExt, newext.szFileType);
}
break;
case IDC_FILETYPES_DELETE:
{
CStringW strRemoveExt(MAKEINTRESOURCEW(IDS_REMOVE_EXT));
CStringW strTitle(MAKEINTRESOURCEW(IDS_FILE_TYPES));
if (MessageBoxW(hwndDlg, strRemoveExt, strTitle, MB_ICONQUESTION | MB_YESNO) == IDYES)
{
FileTypesDlg_RemoveExt(hwndDlg);
}
}
break;
case IDC_FILETYPES_CHANGE:
pItem = FindSelectedItem(GetDlgItem(hwndDlg, IDC_FILETYPES_LISTVIEW));
if (pItem)