WindowsXP/Source/XPSP1/NT/sdktools/tweakui/comdlg32.cpp
2024-08-03 16:30:48 +02:00

466 lines
13 KiB
C++

/*
* comdlg32 - Common Dialog settings
*
* NOTE! That it is safe to use Shlwapi here because all platforms that
* support the new common dialogs come with IE5 installed.
*/
#include "tweakui.h"
#define COMDLG32_KL(nm) \
KL const c_kl##nm = { &g_hkCUSMWCV, TEXT("Policies\\comdlg32"), TEXT(#nm) }
COMDLG32_KL(NoBackButton);
COMDLG32_KL(NoFileMru);
COMDLG32_KL(NoPlacesBar);
#define REGSTR_PATH_PLACESBAR TEXT("Policies\\comdlg32\\PlacesBar")
#define MAX_PLACES 5
const static DWORD CODESEG rgdwHelp[] = {
IDC_SHOWBACK, IDH_CDBACKBUTTON,
IDC_FILEMRU, IDH_CDFILEMRU,
IDC_PLACESGROUP, IDH_CDPLACESBAR,
IDC_PLACESDEF, IDH_CDPLACESBAR,
IDC_PLACESHIDE, IDH_CDPLACESBAR,
IDC_PLACESCUSTOM, IDH_CDPLACESBAR,
IDC_PLACE0+0, IDH_CDPLACESBAR,
IDC_PLACE0+1, IDH_CDPLACESBAR,
IDC_PLACE0+2, IDH_CDPLACESBAR,
IDC_PLACE0+3, IDH_CDPLACESBAR,
IDC_PLACE0+4, IDH_CDPLACESBAR,
0, 0,
};
/*****************************************************************************
*
* Comdlg32_GetPlacePidl
*
*****************************************************************************/
LPITEMIDLIST
Comdlg32_GetPlacePidl(int i)
{
PIDL pidl = NULL;
HKEY hkPlaces;
if (_RegOpenKey(g_hkCUSMWCV, REGSTR_PATH_PLACESBAR, &hkPlaces) == ERROR_SUCCESS) {
TCHAR szPlaceN[8];
wsprintf(szPlaceN, TEXT("Place%d"), i);
DWORD dwType;
union {
TCHAR szPath[MAX_PATH];
DWORD dwCsidl;
} u;
DWORD cbData = sizeof(u);
DWORD dwRc = SHQueryValueEx(hkPlaces, szPlaceN, NULL, &dwType,
&u, &cbData);
if (dwRc == ERROR_SUCCESS) {
switch (dwType) {
case REG_DWORD:
SHGetSpecialFolderLocation(NULL, u.dwCsidl, &pidl);
break;
case REG_SZ:
pidl = pidlSimpleFromPath(u.szPath);
break;
}
}
RegCloseKey(hkPlaces);
}
return pidl;
}
/*****************************************************************************
*
* c_rgcsidlPlace - an array of csidls that are good candidates for "Places"
*
*****************************************************************************/
const int c_rgcsidlPlace[] = {
-1, /* CSIDL_NONE */
#ifdef IDS_CWD
-2, /* CSIDL_CWD */
#endif
CSIDL_DESKTOP,
CSIDL_FAVORITES,
CSIDL_PERSONAL,
CSIDL_MYMUSIC,
CSIDL_MYVIDEO,
CSIDL_DRIVES,
CSIDL_NETWORK,
CSIDL_HISTORY,
CSIDL_MYPICTURES,
};
/*****************************************************************************
*
* CPlace - Wangle the "place" combobox
*
*****************************************************************************/
class CPlace {
public:
CPlace(HWND hwnd, HKEY hkPlaces, int iPlace);
void Apply(HKEY hkPlaces);
private:
HWND _hwnd;
int _iPlace;
DWORD _dwType; // REG_DWORD (_csidl) or REG_SZ (_szPath)
union {
TCHAR _szPath[MAX_PATH];
int _csidl;
} _u;
TCHAR _szValue[8]; /* place name value */
};
/*****************************************************************************
*
* CPlace::CPlace (constructor)
*
* The reference data for each combo item is a csidl (integer).
*
*****************************************************************************/
CPlace::CPlace(HWND hwnd, HKEY hkPlaces, int iPlace) :
_hwnd(hwnd), _iPlace(iPlace)
{
PIDL pidlPlace = NULL;
PIDL pidl;
wsprintf(_szValue, TEXT("Place%d"), _iPlace);
DWORD dwRc = ERROR_INVALID_FUNCTION; /* anything that isn't ERROR_SUCCESS */
if (hkPlaces) {
DWORD cbData = sizeof(_u);
dwRc = SHQueryValueEx(hkPlaces, _szValue, NULL, &_dwType, &_u, &cbData);
#ifdef IDS_CWD
if (dwRc == ERROR_SUCCESS && _dwType == REG_SZ && _u._szPath[0] == TEXT('\0')) {
_dwType = REG_DWORD;
_u._csidl = -2;
}
#endif
}
/* Sigh - SHQueryValueEx trashes its inputs on failure */
if (dwRc != ERROR_SUCCESS) {
_dwType = REG_DWORD;
_u._csidl = -1; /* Default to <none> */
}
for (int i = 0; i < cA(c_rgcsidlPlace); i++) {
int csidl = c_rgcsidlPlace[i];
pidl = NULL;
if (csidl < 0 || SUCCEEDED(SHGetSpecialFolderLocation(NULL, csidl, &pidl))) {
TCHAR tszName[MAX_PATH];
UINT ids;
switch (csidl) {
case -1: ids = IDS_NONE; break;
#ifdef IDS_CWD
case -2: ids = IDS_CWD; break;
#endif
default: ids = csidl + IDS_FOLDER_BASE; break;
}
LoadString(hinstCur, ids, tszName, cA(tszName));
int iCombo = ComboBox_AddString(_hwnd, tszName);
if (iCombo >= 0) {
ComboBox_SetItemData(_hwnd, iCombo, csidl);
if (_dwType == REG_DWORD && _u._csidl == csidl) {
ComboBox_SetCurSel(_hwnd, iCombo);
}
}
Ole_Free(pidl);
}
}
if (ComboBox_GetCurSel(_hwnd) == -1) {
switch (_dwType) {
case REG_SZ:
ComboBox_SetText(_hwnd, _u._szPath);
break;
case REG_DWORD:
if (SUCCEEDED(SHGetSpecialFolderLocation(NULL, _u._csidl, &pidl))) {
SHFILEINFO sfi;
if (SHGetFileInfo((LPCTSTR)pidl, 0, &sfi, sizeof(sfi), SHGFI_DISPLAYNAME | SHGFI_PIDL)) {
ComboBox_SetText(_hwnd, sfi.szDisplayName);
}
Ole_Free(pidl);
}
break;
}
}
}
/*****************************************************************************
*
* CPlace::Apply
*
*****************************************************************************/
void CPlace::Apply(HKEY hkPlaces)
{
int iSel = ComboBox_GetCurSel(_hwnd);
/* If the selection is -1, see if it matches any of the predefined items */
if (iSel == -1) {
ComboBox_GetText(_hwnd, _u._szPath, cA(_u._szPath));
/* Special case: Blank string equals "<none>" */
if (_u._szPath[0] == TEXT('\0')) {
LoadString(hinstCur, IDS_NONE, _u._szPath, cA(_u._szPath));
}
iSel = ComboBox_GetCount(_hwnd);
while (--iSel >= 0) {
TCHAR szSpecial[MAX_PATH];
ComboBox_GetLBText(_hwnd, iSel, szSpecial);
if (lstrcmpi(szSpecial, _u._szPath) == 0) break;
}
}
if (iSel >= 0) {
int csidl = (int)ComboBox_GetItemData(_hwnd, iSel);
switch (csidl) {
case -1: RegDeleteValue(hkPlaces, _szValue); break;
#ifdef IDS_CWD
case -2: SHRegSetPath(hkPlaces, NULL, _szValue, TEXT("."), 0); break;
#endif
default: RegSetValueEx(hkPlaces, _szValue, NULL, REG_DWORD, (LPCBYTE)&csidl, sizeof(csidl)); break;
}
} else {
/* text is a path, we hope */
SHRegSetPath(hkPlaces, NULL, _szValue, _u._szPath, 0);
}
}
/*****************************************************************************
*
* Comdlg32_SetDirty
*
* Make a control dirty.
*
*****************************************************************************/
#define Comdlg32_SetDirty Common_SetDirty
/*****************************************************************************
*
* Comdlg32_EnableDisableItems
*
* If "Custom places bar" is set, then enable the combos.
* If any combo is set to "Custom location", then enable the Change button.
*
*****************************************************************************/
void
Comdlg32_EnableDisableItems(HWND hdlg)
{
BOOL bEnableCombo = IsDlgButtonChecked(hdlg, IDC_PLACESCUSTOM);
for (int i = 0; i < MAX_PLACES; i++)
{
EnableDlgItem(hdlg, IDC_PLACE0+i, bEnableCombo);
}
}
/*****************************************************************************
*
* Comdlg32_OnCommand
*
* Ooh, we got a command.
*
*****************************************************************************/
BOOL PASCAL
Comdlg32_OnCommand(HWND hdlg, int id, UINT codeNotify)
{
switch (id) {
case IDC_SHOWBACK:
case IDC_FILEMRU:
if (codeNotify == BN_CLICKED) Comdlg32_SetDirty(hdlg);
break;
case IDC_PLACESDEF:
case IDC_PLACESHIDE:
case IDC_PLACESCUSTOM:
if (codeNotify == BN_CLICKED) {
Comdlg32_SetDirty(hdlg);
Comdlg32_EnableDisableItems(hdlg);
}
break;
case IDC_PLACE0+0:
case IDC_PLACE0+1:
case IDC_PLACE0+2:
case IDC_PLACE0+3:
case IDC_PLACE0+4:
if (codeNotify == CBN_SELCHANGE ||
codeNotify == CBN_EDITCHANGE) {
Comdlg32_SetDirty(hdlg);
}
break;
}
return 0;
}
/*****************************************************************************
*
* Comdlg32_OnInitDialog
*
* Initialize the listview with the current restrictions.
*
*****************************************************************************/
BOOL PASCAL
Comdlg32_OnInitDialog(HWND hdlg)
{
CheckDlgButton(hdlg, IDC_SHOWBACK, !GetDwordPkl(&c_klNoBackButton, 0));
CheckDlgButton(hdlg, IDC_FILEMRU, !GetDwordPkl(&c_klNoFileMru, 0));
HKEY hkPlaces = NULL;
_RegOpenKey(g_hkCUSMWCV, REGSTR_PATH_PLACESBAR, &hkPlaces);
UINT idc;
if (GetDwordPkl(&c_klNoPlacesBar, 0)) {
idc = IDC_PLACESHIDE;
} else if (hkPlaces) {
idc = IDC_PLACESCUSTOM;
} else {
idc = IDC_PLACESDEF;
}
CheckRadioButton(hdlg, IDC_PLACESDEF, IDC_PLACESCUSTOM, idc);
for (int i = 0; i < MAX_PLACES; i++) {
HWND hwndCombo = GetDlgItem(hdlg, IDC_PLACE0+i);
CPlace *pplace = new CPlace(hwndCombo, hkPlaces, i);
if (pplace) {
SetWindowLongPtr(hwndCombo, GWLP_USERDATA, (LPARAM)pplace);
}
}
if (hkPlaces) {
RegCloseKey(hkPlaces);
}
Comdlg32_EnableDisableItems(hdlg);
return 1;
}
/*****************************************************************************
*
* Comdlg32_Apply
*
*****************************************************************************/
void PASCAL
Comdlg32_Apply(HWND hdlg)
{
SetDwordPkl2(&c_klNoBackButton, !IsDlgButtonChecked(hdlg, IDC_SHOWBACK));
SetDwordPkl2(&c_klNoFileMru, !IsDlgButtonChecked(hdlg, IDC_FILEMRU));
if (IsDlgButtonChecked(hdlg, IDC_PLACESHIDE)) {
SetDwordPkl2(&c_klNoPlacesBar, 1);
} else if (IsDlgButtonChecked(hdlg, IDC_PLACESDEF)) {
DelPkl(&c_klNoPlacesBar);
RegDeleteTree(g_hkCUSMWCV, REGSTR_PATH_PLACESBAR);
} else {
DelPkl(&c_klNoPlacesBar);
HKEY hkPlaces;
if (_RegCreateKey(g_hkCUSMWCV, REGSTR_PATH_PLACESBAR, &hkPlaces) == ERROR_SUCCESS) {
for (int i = 0; i < MAX_PLACES; i++) {
HWND hwndCombo = GetDlgItem(hdlg, IDC_PLACE0+i);
CPlace *pplace = (CPlace *)GetWindowLongPtr(hwndCombo, GWLP_USERDATA);
if (pplace) {
pplace->Apply(hkPlaces);
}
}
RegCloseKey(hkPlaces);
}
}
}
/*****************************************************************************
*
* Comdlg32_OnNotify
*
* Ooh, we got a notification.
*
*****************************************************************************/
BOOL PASCAL
Comdlg32_OnNotify(HWND hdlg, NMHDR FAR *pnm)
{
switch (pnm->code) {
case PSN_APPLY:
Comdlg32_Apply(hdlg);
break;
}
return 0;
}
/*****************************************************************************
*
* Comdlg32_OnDestroy
*
*****************************************************************************/
void
Comdlg32_OnDestroy(HWND hdlg)
{
for (int i = 0; i < MAX_PLACES; i++) {
HWND hwndCombo = GetDlgItem(hdlg, IDC_PLACE0+i);
CPlace *pplace = (CPlace *)GetWindowLongPtr(hwndCombo, GWLP_USERDATA);
delete pplace;
}
}
/*****************************************************************************
*
* Our window procedure.
*
*****************************************************************************/
INT_PTR EXPORT
Comdlg32_DlgProc(HWND hdlg, UINT wm, WPARAM wParam, LPARAM lParam)
{
switch (wm) {
case WM_INITDIALOG: return Comdlg32_OnInitDialog(hdlg);
case WM_COMMAND:
return Comdlg32_OnCommand(hdlg,
(int)GET_WM_COMMAND_ID(wParam, lParam),
(UINT)GET_WM_COMMAND_CMD(wParam, lParam));
case WM_NOTIFY:
return Comdlg32_OnNotify(hdlg, (NMHDR FAR *)lParam);
case WM_DESTROY:
Comdlg32_OnDestroy(hdlg);
break;
case WM_HELP: Common_OnHelp(lParam, &rgdwHelp[0]); break;
case WM_CONTEXTMENU: Common_OnContextMenu(wParam, &rgdwHelp[0]); break;
default: return 0; /* Unhandled */
}
return 1; /* Handled */
}