general.cpp

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/*
 *     'General' tab property sheet of Folder Options
 *
 * Copyright 2007 Johannes Anderwald <johannes.anderwald@reactos.org>
 * Copyright 2016-2018 Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include "precomp.h"
 
WINE_DEFAULT_DEBUG_CHANNEL (fprop);
 
typedef struct REGSHELLSTATE
{
    DWORD dwSize;
    SHELLSTATE ss;
} REGSHELLSTATE, *PREGSHELLSTATE;
 
#define REGSHELLSTATE_SIZE 0x24
 
static const LPCWSTR s_pszExplorerKey =
    L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer";
 
// Shell settings
 
static void
IntGetDefaultShellState(REGSHELLSTATE& rss)
{
    ZeroMemory(&rss, sizeof(rss));
    rss.dwSize = REGSHELLSTATE_SIZE;
 
    rss.ss.fShowAllObjects = TRUE;
    rss.ss.fShowExtensions = TRUE;
 
    rss.ss.fShowCompColor = TRUE;
    rss.ss.fDoubleClickInWebView = TRUE;
    rss.ss.fShowInfoTip = TRUE;
 
    rss.ss.iSortDirection = 1;
    rss.ss.version = 0xD;
    rss.ss.fStartPanelOn = TRUE;
}
 
// bDoubleClick is TRUE if "Double-click to open an item (single-click to select)".
// bDoubleClick is FALSE if "Single-click to open an item (point to select)".
// API Monitor:
// SHLWAPI.dll  RegOpenKeyExW ( 0x000000c8, NULL, 0, MAXIMUM_ALLOWED, 0x00def234 )  ERROR_SUCCESS       0.0000243
// SHLWAPI.dll  RegSetValueExW ( 0x000003e8, "ShellState", 0, REG_BINARY, 0x000c2050, 36 )  ERROR_SUCCESS       0.0001028
// SHLWAPI.dll  RegCloseKey ( 0x000003e8 )  ERROR_SUCCESS       0.0000081
// Explorer.EXE SHSettingsChanged ( 0, "ShellState" )           0.0000131
static BOOL
IntSetShellStateSettings(BOOL bDoubleClick, BOOL bUseCommonTasks)
{
    REGSHELLSTATE rss;
    DWORD dwSize = sizeof(rss);
    LSTATUS nStatus;
 
    // read ShellState
    nStatus = SHGetValueW(HKEY_CURRENT_USER,
                          s_pszExplorerKey,
                          L"ShellState",
                          NULL,
                          &rss,
                          &dwSize);
    if (nStatus != ERROR_SUCCESS || rss.dwSize < REGSHELLSTATE_SIZE)
    {
        IntGetDefaultShellState(rss);
    }
 
    // update ShellState
    rss.ss.fDoubleClickInWebView = (bDoubleClick ? TRUE : FALSE);
    rss.ss.fWebView = (bUseCommonTasks ? TRUE : FALSE);
 
    // write ShellState
    rss.dwSize = dwSize = REGSHELLSTATE_SIZE;
    nStatus = SHSetValueW(HKEY_CURRENT_USER,
                          s_pszExplorerKey,
                          L"ShellState",
                          REG_BINARY,
                          &rss,
                          dwSize);
    if (nStatus != ERROR_SUCCESS)
        return FALSE;
 
    SHSettingsChanged(0, L"ShellState");
    return TRUE;
}
 
// API Monitor:
// SHLWAPI.dll  RegOpenKeyExW ( 0x000000c8, NULL, 0, MAXIMUM_ALLOWED, 0x0007e484 )  ERROR_SUCCESS       0.0000388
// SHLWAPI.dll  RegQueryValueExW ( 0x000005a8, "ShellState", NULL, 0x0007e474, 0x000c2050, 0x0007e4fc ) ERROR_SUCCESS       0.0000271
// SHLWAPI.dll  RegCloseKey ( 0x000005a8 )  ERROR_SUCCESS       0.0000112
static BOOL
IntGetShellStateSettings(BOOL& bDoubleClick, BOOL& bUseCommonTasks)
{
    REGSHELLSTATE rss;
    DWORD dwSize = sizeof(rss);
    LSTATUS nStatus;
    bDoubleClick = TRUE;
    bUseCommonTasks = FALSE;
 
    // read ShellState
    nStatus = SHGetValueW(HKEY_CURRENT_USER, s_pszExplorerKey,
                          L"ShellState", NULL, &rss, &dwSize);
    if (nStatus != ERROR_SUCCESS || rss.dwSize < REGSHELLSTATE_SIZE)
        return FALSE;
 
    bDoubleClick = !!rss.ss.fDoubleClickInWebView;
    bUseCommonTasks = !!rss.ss.fWebView;
    return TRUE;
}
 
// bIconUnderline is TRUE if "Underline icon titles only when I point at them".
// bIconUnderline is FALSE if "Underline icon titles consistent with my browser".
// API Monitor:
// SHELL32.dll  SHRegGetUSValueW ( "Software\Microsoft\Windows\CurrentVersion\Explorer", "IconUnderline", NULL, 0x00d2f324, 0x00d2f328, FALSE, 0x00d2f32c, 4 )  ERROR_SUCCESS       0.0002484
// SHELL32.dll  IsDlgButtonChecked ( 0x0005009e, 30104 )    BST_CHECKED     0.0000212
// SHELL32.dll  SHRegSetUSValueW ( "Software\Microsoft\Windows\CurrentVersion\Explorer", "IconUnderline", 0, 0x00d2f314, 4, 6 ) ERROR_SUCCESS       0.0008300
// Explorer.EXE SHSettingsChanged ( 0, "Software\Microsoft\Windows\CurrentVersion\Explorer\IconUnderline" )         0.0000092
static BOOL IntSetUnderlineState(BOOL bIconUnderline)
{
    LSTATUS Status;
    DWORD dwValue = (bIconUnderline ? 3 : 2), dwSize = sizeof(DWORD);
    Status = SHRegSetUSValue(s_pszExplorerKey, L"IconUnderline", REG_NONE,
                             &dwValue, dwSize, SHREGSET_FORCE_HKCU | SHREGSET_HKLM);
    if (Status != ERROR_SUCCESS)
        return FALSE;
 
    SHSettingsChanged(0, L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\IconUnderline");
    return TRUE;
}
 
static BOOL IntGetUnderlineState(VOID)
{
    DWORD dwValue, dwDefault = 2, dwSize = sizeof(DWORD);
    SHRegGetUSValue(s_pszExplorerKey, L"IconUnderline", NULL, &dwValue, &dwSize, FALSE, &dwDefault, sizeof(DWORD));
    return dwValue == 3;
}
 
// bNewWindowMode is TRUE if "Open each folder in its own window".
// bNewWindowMode is FALSE if "Open each folder in the same window".
// API Monitor:
// SHELL32.dll  RegCreateKeyExW ( HKEY_CURRENT_USER, "Software\Microsoft\Windows\CurrentVersion\Explorer\CabinetState", 0, NULL, 0, KEY_SET_VALUE, NULL, 0x00d2f2b8, NULL ) ERROR_SUCCESS       0.0000455
// SHELL32.dll  RegSetValueExW ( 0x00000854, "Settings", 0, REG_BINARY, 0x0210f170, 12 )    ERROR_SUCCESS       0.0001472
// SHELL32.dll  RegSetValueExW ( 0x00000854, "FullPath", 0, REG_DWORD, 0x00d2f2ac, 4 )  ERROR_SUCCESS       0.0000168
// SHELL32.dll  RegCloseKey ( 0x00000854 )  ERROR_SUCCESS       0.0000000
static BOOL IntSetNewWindowMode(BOOL bNewWindowMode)
{
    CABINETSTATE cs;
    if (!ReadCabinetState(&cs, sizeof(cs)))
        return FALSE;
 
    cs.fNewWindowMode = (bNewWindowMode ? TRUE : FALSE);
    return WriteCabinetState(&cs);
}
 
static BOOL IntGetNewWindowMode(VOID)
{
    CABINETSTATE cs;
    if (!ReadCabinetState(&cs, sizeof(cs)))
        return FALSE;
 
    return !!cs.fNewWindowMode;
}
 
// GeneralDlg
 
typedef struct GENERAL_DIALOG
{
    HICON hTaskIcon;
    HICON hFolderIcon;
    HICON hClickIcon;
} GENERAL_DIALOG, *PGENERAL_DIALOG;
 
static VOID
GeneralDlg_UpdateIcons(HWND hDlg, UINT nCtrlID, PGENERAL_DIALOG pGeneral)
{
    HICON hTaskIcon = NULL, hFolderIcon = NULL, hClickIcon = NULL;
    LPTSTR lpTaskIconName = NULL, lpFolderIconName = NULL, lpClickIconName = NULL;
 
    // Show task setting icon.
    if (IsDlgButtonChecked(hDlg, IDC_FOLDER_OPTIONS_COMMONTASKS) == BST_CHECKED)
        lpTaskIconName = MAKEINTRESOURCE(IDI_SHELL_SHOW_COMMON_TASKS);
    else if (IsDlgButtonChecked(hDlg, IDC_FOLDER_OPTIONS_CLASSICFOLDERS) == BST_CHECKED)
        lpTaskIconName = MAKEINTRESOURCE(IDI_SHELL_CLASSIC_FOLDERS);
 
    if (lpTaskIconName)
    {
        hTaskIcon = (HICON)LoadImage(shell32_hInstance, lpTaskIconName,
                                     IMAGE_ICON, 0, 0, LR_DEFAULTCOLOR);
        if (hTaskIcon)
        {
            HWND hwndTaskIcon = GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_TASKICON);
            SendMessage(hwndTaskIcon, STM_SETIMAGE, IMAGE_ICON, (LPARAM)hTaskIcon);
        }
    }
 
    // Show Folder setting icons
    if (IsDlgButtonChecked(hDlg, IDC_FOLDER_OPTIONS_SAMEWINDOW) == BST_CHECKED)
        lpFolderIconName = MAKEINTRESOURCE(IDI_SHELL_OPEN_IN_SOME_WINDOW);
    else if (IsDlgButtonChecked(hDlg, IDC_FOLDER_OPTIONS_OWNWINDOW) == BST_CHECKED)
        lpFolderIconName = MAKEINTRESOURCE(IDI_SHELL_OPEN_IN_NEW_WINDOW);
 
    if (lpFolderIconName)
    {
        hFolderIcon = (HICON)LoadImage(shell32_hInstance, lpFolderIconName,
                                       IMAGE_ICON, 0, 0, LR_DEFAULTCOLOR);
        if (hFolderIcon)
        {
            HWND hwndFolderIcon = GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_FOLDERICON);
            SendMessage(hwndFolderIcon, STM_SETIMAGE, IMAGE_ICON, (LPARAM)hFolderIcon);
        }
    }
 
    // Show click setting icon
    if (IsDlgButtonChecked(hDlg, IDC_FOLDER_OPTIONS_SINGLECLICK) == BST_CHECKED)
        lpClickIconName = MAKEINTRESOURCE(IDI_SHELL_SINGLE_CLICK_TO_OPEN);
    else if (IsDlgButtonChecked(hDlg, IDC_FOLDER_OPTIONS_DOUBLECLICK) == BST_CHECKED)
        lpClickIconName = MAKEINTRESOURCE(IDI_SHELL_DOUBLE_CLICK_TO_OPEN);
 
    if (lpClickIconName)
    {
        hClickIcon = (HICON)LoadImage(shell32_hInstance, lpClickIconName,
                                      IMAGE_ICON, 0, 0, LR_DEFAULTCOLOR);
        if (hClickIcon)
        {
            HWND hwndClickIcon = GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_CLICKICON);
            SendMessage(hwndClickIcon, STM_SETIMAGE, IMAGE_ICON, (LPARAM)hClickIcon);
        }
    }
 
    // Replace icons
    if (hTaskIcon)
    {
        DestroyIcon(pGeneral->hTaskIcon);
        pGeneral->hTaskIcon = hTaskIcon;
    }
    if (hFolderIcon)
    {
        DestroyIcon(pGeneral->hFolderIcon);
        pGeneral->hFolderIcon = hFolderIcon;
    }
    if (hClickIcon)
    {
        DestroyIcon(pGeneral->hClickIcon);
        pGeneral->hClickIcon = hClickIcon;
    }
 
    if (nCtrlID == IDC_FOLDER_OPTIONS_SINGLECLICK)
    {
        EnableWindow(GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_ULBROWSER), TRUE);
        EnableWindow(GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_ULPOINT), TRUE);
    }
 
    if (nCtrlID == IDC_FOLDER_OPTIONS_DOUBLECLICK)
    {
        CheckRadioButton(hDlg, IDC_FOLDER_OPTIONS_ULBROWSER, IDC_FOLDER_OPTIONS_ULPOINT, IDC_FOLDER_OPTIONS_ULBROWSER);
        EnableWindow(GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_ULBROWSER), FALSE);
        EnableWindow(GetDlgItem(hDlg, IDC_FOLDER_OPTIONS_ULPOINT), FALSE);
    }
}
 
static void
GeneralDlg_StoreToUI(HWND hwndDlg, BOOL bDoubleClick, BOOL bUseCommonTasks,
                     BOOL bUnderline, BOOL bNewWindowMode, PGENERAL_DIALOG pGeneral)
{
    if (bUseCommonTasks)
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_COMMONTASKS, IDC_FOLDER_OPTIONS_CLASSICFOLDERS, IDC_FOLDER_OPTIONS_COMMONTASKS);
    else
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_COMMONTASKS, IDC_FOLDER_OPTIONS_CLASSICFOLDERS, IDC_FOLDER_OPTIONS_CLASSICFOLDERS);
 
    if (bDoubleClick)
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_SINGLECLICK, IDC_FOLDER_OPTIONS_DOUBLECLICK, IDC_FOLDER_OPTIONS_DOUBLECLICK);
    else
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_SINGLECLICK, IDC_FOLDER_OPTIONS_DOUBLECLICK, IDC_FOLDER_OPTIONS_SINGLECLICK);
 
    if (bNewWindowMode)
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_SAMEWINDOW, IDC_FOLDER_OPTIONS_OWNWINDOW, IDC_FOLDER_OPTIONS_OWNWINDOW);
    else
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_SAMEWINDOW, IDC_FOLDER_OPTIONS_OWNWINDOW, IDC_FOLDER_OPTIONS_SAMEWINDOW);
 
    if (!bDoubleClick)
    {
        EnableWindow(GetDlgItem(hwndDlg, IDC_FOLDER_OPTIONS_ULBROWSER), TRUE);
        EnableWindow(GetDlgItem(hwndDlg, IDC_FOLDER_OPTIONS_ULPOINT), TRUE);
        if (bUnderline)
            CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_ULBROWSER, IDC_FOLDER_OPTIONS_ULPOINT, IDC_FOLDER_OPTIONS_ULPOINT);
        else
            CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_ULBROWSER, IDC_FOLDER_OPTIONS_ULPOINT, IDC_FOLDER_OPTIONS_ULBROWSER);
    }
    else
    {
        EnableWindow(GetDlgItem(hwndDlg, IDC_FOLDER_OPTIONS_ULBROWSER), FALSE);
        EnableWindow(GetDlgItem(hwndDlg, IDC_FOLDER_OPTIONS_ULPOINT), FALSE);
        CheckRadioButton(hwndDlg, IDC_FOLDER_OPTIONS_ULBROWSER, IDC_FOLDER_OPTIONS_ULPOINT, IDC_FOLDER_OPTIONS_ULBROWSER);
    }
}
 
static BOOL
GeneralDlg_OnInitDialog(HWND hwndDlg, PGENERAL_DIALOG pGeneral)
{
    BOOL bDoubleClick = TRUE;
    BOOL bUseCommonTasks = FALSE;
    BOOL bUnderline = IntGetUnderlineState();
    BOOL bNewWindowMode = IntGetNewWindowMode();
 
    IntGetShellStateSettings(bDoubleClick, bUseCommonTasks);
 
    GeneralDlg_StoreToUI(hwndDlg, bDoubleClick, bUseCommonTasks, bUnderline, bNewWindowMode, pGeneral);
    GeneralDlg_UpdateIcons(hwndDlg, 0, pGeneral);
 
    return TRUE;
}
 
static void
GeneralDlg_OnRestoreDefaults(HWND hwndDlg, PGENERAL_DIALOG pGeneral)
{
    // default values
    BOOL bDoubleClick = TRUE;
    BOOL bUseCommonTasks = FALSE;
    BOOL bUnderline = FALSE;
    BOOL bNewWindowMode = FALSE;
 
    GeneralDlg_StoreToUI(hwndDlg, bDoubleClick, bUseCommonTasks, bUnderline, bNewWindowMode, pGeneral);
    GeneralDlg_UpdateIcons(hwndDlg, 0, pGeneral);
}
 
static BOOL
GeneralDlg_OnApply(HWND hwndDlg, PGENERAL_DIALOG pGeneral)
{
    BOOL bDoubleClick = !(IsDlgButtonChecked(hwndDlg, IDC_FOLDER_OPTIONS_SINGLECLICK) == BST_CHECKED);
    BOOL bUseCommonTasks = (IsDlgButtonChecked(hwndDlg, IDC_FOLDER_OPTIONS_COMMONTASKS) == BST_CHECKED);
    BOOL bUnderline = (IsDlgButtonChecked(hwndDlg, IDC_FOLDER_OPTIONS_ULPOINT) == BST_CHECKED);
    BOOL bNewWindowMode = !(IsDlgButtonChecked(hwndDlg, IDC_FOLDER_OPTIONS_SAMEWINDOW) == BST_CHECKED);
 
    IntSetUnderlineState(bUnderline);
    IntSetNewWindowMode(bNewWindowMode);
    IntSetShellStateSettings(bDoubleClick, bUseCommonTasks);
    return TRUE;
}
 
INT_PTR CALLBACK
FolderOptionsGeneralDlg(
    HWND hwndDlg,
    UINT uMsg,
    WPARAM wParam,
    LPARAM lParam)
{
    static GENERAL_DIALOG general;
 
    switch (uMsg)
    {
        case WM_INITDIALOG:
            general.hTaskIcon = NULL;
            general.hFolderIcon = NULL;
            general.hClickIcon = NULL;
            return GeneralDlg_OnInitDialog(hwndDlg, &general);
 
        case WM_COMMAND:
            switch (LOWORD(wParam))
            {
                case IDC_FOLDER_OPTIONS_COMMONTASKS:
                case IDC_FOLDER_OPTIONS_CLASSICFOLDERS:
                case IDC_FOLDER_OPTIONS_SAMEWINDOW:
                case IDC_FOLDER_OPTIONS_OWNWINDOW:
                case IDC_FOLDER_OPTIONS_SINGLECLICK:
                case IDC_FOLDER_OPTIONS_DOUBLECLICK:
                case IDC_FOLDER_OPTIONS_ULBROWSER:
                case IDC_FOLDER_OPTIONS_ULPOINT:
                    if (HIWORD(wParam) == BN_CLICKED)
                    {
                        GeneralDlg_UpdateIcons(hwndDlg, LOWORD(wParam), &general);
 
                        // Enable the 'Apply' button
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    }
                    break;
                case IDC_FOLDER_OPTIONS_RESTORE:
                    if (HIWORD(wParam) == BN_CLICKED)
                    {
                        GeneralDlg_OnRestoreDefaults(hwndDlg, &general);
 
                        // Enable the 'Apply' button
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    }
                    break;
            }
            break;
 
        case WM_NOTIFY:
        {
            LPNMHDR pnmh = (LPNMHDR)lParam;
 
            switch (pnmh->code)
            {
                case PSN_SETACTIVE:
                    break;
 
                case PSN_APPLY:
                    return GeneralDlg_OnApply(hwndDlg, &general);
            }
            break;
        }
 
        case WM_DESTROY:
            DestroyIcon(general.hTaskIcon);
            DestroyIcon(general.hFolderIcon);
            DestroyIcon(general.hClickIcon);
            break;
 
        default:
             return FALSE;
    }
    return FALSE;
}