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Sweden-Number/programs/winecfg/drive.c

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/*
* Drive management UI code
*
* Copyright 2003 Mark Westcott
* Copyright 2003 Mike Hearn
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <assert.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <windef.h>
#include <winbase.h>
#include <winreg.h>
#include <wine/debug.h>
#include <shellapi.h>
#include <objbase.h>
#include <shlguid.h>
#include <shlwapi.h>
#include <shlobj.h>
#include "winecfg.h"
#include "resource.h"
WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
static BOOL updatingUI = FALSE;
static char editWindowLetter; /* drive letter of the drive we are currently editing */
static int lastSel = 0; /* the last drive selected in the property sheet */
/* returns NULL on failure. caller is responsible for freeing result */
char *getDriveValue(char letter, const char *valueName) {
HKEY hkDrive = 0;
char *subKeyName;
char *result = NULL;
HRESULT hr;
DWORD bufferSize;
WINE_TRACE("letter=%c, valueName=%s\n", letter, valueName);
subKeyName = malloc(strlen("Drive X")+1);
sprintf(subKeyName, "Drive %c", letter);
hr = RegOpenKeyEx(configKey, subKeyName, 0, KEY_READ, &hkDrive);
if (hr != ERROR_SUCCESS) goto end;
hr = RegQueryValueEx(hkDrive, valueName, NULL, NULL, NULL, &bufferSize);
if (hr != ERROR_SUCCESS) goto end;
result = malloc(bufferSize);
hr = RegQueryValueEx(hkDrive, valueName, NULL, NULL, result, &bufferSize);
if (hr != ERROR_SUCCESS) goto end;
end:
if (hkDrive) RegCloseKey(hkDrive);
free(subKeyName);
return result;
}
/* call with newValue == NULL to remove a value */
void setDriveValue(char letter, const char *valueName, const char *newValue) {
char *driveSection = malloc(strlen("Drive X")+1);
sprintf(driveSection, "Drive %c", letter);
if (newValue)
addTransaction(driveSection, valueName, ACTION_SET, newValue);
else
addTransaction(driveSection, valueName, ACTION_REMOVE, NULL);
free(driveSection);
}
/* copies a drive configuration branch */
void copyDrive(char srcLetter, char destLetter) {
char driveSection[sizeof("Drive X") + 1];
char *path, *label, *type, *serial;
WINE_TRACE("srcLetter=%c, destLetter=%c\n", srcLetter, destLetter);
sprintf(driveSection, "Drive %c", srcLetter);
path = getDriveValue(srcLetter, "Path");
label = getDriveValue(srcLetter, "Label");
type = getDriveValue(srcLetter, "Type");
serial = getDriveValue(srcLetter, "Serial");
sprintf(driveSection, "Drive %c", destLetter);
if (path) addTransaction(driveSection, "Path", ACTION_SET, path);
if (label) addTransaction(driveSection, "Label", ACTION_SET, label);
if (type) addTransaction(driveSection, "Type", ACTION_SET, type);
if (serial) addTransaction(driveSection, "Serial", ACTION_SET, serial);
if (path) free(path);
if (label) free(label);
if (type) free(type);
if (serial) free(serial);
}
void removeDrive(char letter) {
char driveSection[sizeof("Drive X") + 1];
sprintf(driveSection, "Drive %c", letter);
addTransaction(driveSection, NULL, ACTION_REMOVE, NULL);
}
int refreshDriveDlg (HWND dialog)
{
int i;
char *subKeyName = malloc(MAX_NAME_LENGTH);
int driveCount = 0;
DWORD sizeOfSubKeyName = MAX_NAME_LENGTH;
int doesDriveCExist = FALSE;
WINE_TRACE("\n");
updatingUI = TRUE;
/* Clear the listbox */
SendMessageA(GetDlgItem(dialog, IDC_LIST_DRIVES), LB_RESETCONTENT, 0, 0);
for (i = 0;
RegEnumKeyExA(configKey, i, subKeyName, &sizeOfSubKeyName, NULL, NULL, NULL, NULL ) != ERROR_NO_MORE_ITEMS;
++i, sizeOfSubKeyName = MAX_NAME_LENGTH) {
HKEY hkDrive;
char returnBuffer[MAX_NAME_LENGTH];
DWORD sizeOfReturnBuffer = sizeof(returnBuffer);
LONG r;
WINE_TRACE("%s\n", subKeyName);
if (!strncmp("Drive ", subKeyName, 5)) {
char driveLetter = '\0';
char *label;
char *title;
char *device;
int titleLen;
const char *itemLabel = "Drive %s (%s)";
int itemIndex;
if (RegOpenKeyExA (configKey, subKeyName, 0, KEY_READ, &hkDrive) != ERROR_SUCCESS) {
WINE_ERR("unable to open drive registry key");
RegCloseKey(configKey);
return -1;
}
/* extract the drive letter, force to upper case */
driveLetter = subKeyName[strlen(subKeyName)-1];
if (driveLetter) driveLetter = toupper(driveLetter);
if (driveLetter == 'C') doesDriveCExist = TRUE;
ZeroMemory(returnBuffer, sizeof(*returnBuffer));
sizeOfReturnBuffer = sizeof(returnBuffer);
r = RegQueryValueExA(hkDrive, "Label", NULL, NULL, returnBuffer, &sizeOfReturnBuffer);
if (r == ERROR_SUCCESS) {
label = malloc(sizeOfReturnBuffer);
strncpy(label, returnBuffer, sizeOfReturnBuffer);
} else {
WINE_WARN("label not loaded: %ld\n", r);
label = NULL;
}
device = getDriveValue(driveLetter, "Device");
/* We now know the label and drive letter, so we can add to the list. The list items will have the letter associated
* with them, which acts as the key. We can then use that letter to get/set the properties of the drive. */
WINE_TRACE("Adding %c: label=%s to the listbox, device=%s\n", driveLetter, label, device);
/* fixup label */
if (!label && device) {
label = malloc(strlen("[label read from device ]")+1+strlen(device));
sprintf(label, "[label read from device %s]", device);
}
if (!label) label = strdup("(no label)");
titleLen = strlen(itemLabel) - 1 + strlen(label) - 2 + 1;
title = malloc(titleLen);
/* the %s in the item label will be replaced by the drive letter, so -1, then
-2 for the second %s which will be expanded to the label, finally + 1 for terminating #0 */
snprintf(title, titleLen, "Drive %c: %s", driveLetter, label);
/* the first SendMessage call adds the string and returns the index, the second associates that index with it */
itemIndex = SendMessageA(GetDlgItem(dialog, IDC_LIST_DRIVES), LB_ADDSTRING ,(WPARAM) -1, (LPARAM) title);
SendMessageA(GetDlgItem(dialog, IDC_LIST_DRIVES), LB_SETITEMDATA, itemIndex, (LPARAM) driveLetter);
free(title);
free(label);
driveCount++;
}
}
WINE_TRACE("loaded %d drives\n", driveCount);
SendDlgItemMessage(dialog, IDC_LIST_DRIVES, LB_SETSEL, TRUE, lastSel);
/* show the warning if there is no Drive C */
if (!doesDriveCExist)
ShowWindow(GetDlgItem(dialog, IDS_DRIVE_NO_C), SW_NORMAL);
else
ShowWindow(GetDlgItem(dialog, IDS_DRIVE_NO_C), SW_HIDE);
free(subKeyName);
/* disable or enable controls depending on whether we are editing global vs app specific config */
if (appSettings == EDITING_GLOBAL) {
WINE_TRACE("enabling controls\n");
enable(IDC_LIST_DRIVES);
enable(IDC_BUTTON_ADD);
enable(IDC_BUTTON_REMOVE);
enable(IDC_BUTTON_EDIT);
enable(IDC_BUTTON_AUTODETECT);
} else {
WINE_TRACE("disabling controls\n");
disable(IDC_LIST_DRIVES);
disable(IDC_BUTTON_ADD);
disable(IDC_BUTTON_REMOVE);
disable(IDC_BUTTON_EDIT);
disable(IDC_BUTTON_AUTODETECT);
}
updatingUI = FALSE;
return driveCount;
}
/******************************************************************************/
/* The Drive Editing Dialog */
/******************************************************************************/
#define DRIVE_MASK_BIT(B) 1<<(toupper(B)-'A')
typedef struct {
const char *sCode;
const char *sDesc;
} code_desc_pair;
static code_desc_pair type_pairs[] = {
{"hd", "Local hard disk"},
{"network", "Network share" },
{"floppy", "Floppy disk"},
{"cdrom", "CD-ROM"}
};
#define DRIVE_TYPE_DEFAULT 1
void fill_drive_droplist(long mask, char currentLetter, HWND hDlg)
{
int i;
int selection;
int count;
int next_letter;
char sName[4] = "A:";
for( i=0, count=0, selection=-1, next_letter=-1; i <= 'Z'-'A'; ++i ) {
if( mask & DRIVE_MASK_BIT('A'+i) ) {
int index;
sName[0] = 'A' + i;
index = SendDlgItemMessage( hDlg, IDC_COMBO_LETTER, CB_ADDSTRING, 0, (LPARAM) sName );
if( toupper(currentLetter) == 'A' + i ) {
selection = count;
}
if( i >= 2 && next_letter == -1){ /*default drive is first one of C-Z */
next_letter = count;
}
count++;
}
}
if( selection == -1 ) {
selection = next_letter;
}
SendDlgItemMessage( hDlg, IDC_COMBO_LETTER, CB_SETCURSEL, selection, 0 );
}
#define BOX_MODE_CD_ASSIGN 1
#define BOX_MODE_CD_AUTODETECT 2
#define BOX_MODE_NONE 3
#define BOX_MODE_NORMAL 4
void enable_labelserial_box(HWND dialog, int mode)
{
WINE_TRACE("mode=%d\n", mode);
switch (mode) {
case BOX_MODE_CD_ASSIGN:
enable(IDC_RADIO_AUTODETECT);
enable(IDC_RADIO_ASSIGN);
disable(IDC_EDIT_DEVICE);
disable(IDC_BUTTON_BROWSE_DEVICE);
enable(IDC_EDIT_SERIAL);
enable(IDC_EDIT_LABEL);
enable(IDC_STATIC_SERIAL);
enable(IDC_STATIC_LABEL);
break;
case BOX_MODE_CD_AUTODETECT:
enable(IDC_RADIO_AUTODETECT);
enable(IDC_RADIO_ASSIGN);
enable(IDC_EDIT_DEVICE);
enable(IDC_BUTTON_BROWSE_DEVICE);
disable(IDC_EDIT_SERIAL);
disable(IDC_EDIT_LABEL);
disable(IDC_STATIC_SERIAL);
disable(IDC_STATIC_LABEL);
break;
case BOX_MODE_NONE:
disable(IDC_RADIO_AUTODETECT);
disable(IDC_RADIO_ASSIGN);
disable(IDC_EDIT_DEVICE);
disable(IDC_BUTTON_BROWSE_DEVICE);
disable(IDC_EDIT_SERIAL);
disable(IDC_EDIT_LABEL);
disable(IDC_STATIC_SERIAL);
disable(IDC_STATIC_LABEL);
break;
case BOX_MODE_NORMAL:
disable(IDC_RADIO_AUTODETECT);
enable(IDC_RADIO_ASSIGN);
disable(IDC_EDIT_DEVICE);
disable(IDC_BUTTON_BROWSE_DEVICE);
enable(IDC_EDIT_SERIAL);
enable(IDC_EDIT_LABEL);
enable(IDC_STATIC_SERIAL);
enable(IDC_STATIC_LABEL);
break;
}
}
/* This function produces a mask for each drive letter that isn't currently used. Each bit of the long result
* represents a letter, with A being the least significant bit, and Z being the most significant.
*
* To calculate this, we loop over each letter, and see if we can get a drive entry for it. If so, we
* set the appropriate bit. At the end, we flip each bit, to give the desired result.
*
* The letter parameter is always marked as being available. This is so the edit dialog can display the
* currently used drive letter alongside the available ones.
*/
long drive_available_mask(char letter)
{
long result = 0;
char curLetter;
char *slop;
WINE_TRACE("\n");
for (curLetter = 'A'; curLetter < 'Z'; curLetter++) {
slop = getDriveValue(curLetter, "Path");
if (slop != NULL) {
result |= DRIVE_MASK_BIT(curLetter);
free(slop);
}
}
result = ~result;
if (letter) result |= DRIVE_MASK_BIT(letter);
WINE_TRACE( "finished drive letter loop with %lx\n", result );
return result;
}
void refreshDriveEditDialog(HWND dialog) {
char *path;
char *type;
char *serial;
char *label;
char *device;
int i, selection;
updatingUI = TRUE;
/* Drive letters */
fill_drive_droplist( drive_available_mask( editWindowLetter ), editWindowLetter, dialog );
/* path */
path = getDriveValue(editWindowLetter, "Path");
if (path) {
SetWindowText(GetDlgItem(dialog, IDC_EDIT_PATH), path);
} else WINE_WARN("no Path field?\n");
/* drive type */
type = getDriveValue(editWindowLetter, "Type");
if (type) {
for(i = 0, selection = -1; i < sizeof(type_pairs)/sizeof(code_desc_pair); i++) {
SendDlgItemMessage(dialog, IDC_COMBO_TYPE, CB_ADDSTRING, 0,
(LPARAM) type_pairs[i].sDesc);
if(strcasecmp(type_pairs[i].sCode, type) == 0){
selection = i;
}
}
if( selection == -1 ) selection = DRIVE_TYPE_DEFAULT;
SendDlgItemMessage(dialog, IDC_COMBO_TYPE, CB_SETCURSEL, selection, 0);
} else WINE_WARN("no Type field?\n");
/* removeable media properties */
serial = getDriveValue(editWindowLetter, "Serial");
if (serial) {
SendDlgItemMessage(dialog, IDC_EDIT_SERIAL, WM_SETTEXT, 0,(LPARAM)serial);
} else WINE_WARN("no Serial field?\n");
label = getDriveValue(editWindowLetter, "Label");
if (label) {
SendDlgItemMessage(dialog, IDC_EDIT_LABEL, WM_SETTEXT, 0,(LPARAM)label);
} else WINE_WARN("no Label field?\n");
device = getDriveValue(editWindowLetter, "Device");
if (device) {
SendDlgItemMessage(dialog, IDC_EDIT_DEVICE, WM_SETTEXT, 0,(LPARAM)device);
} else WINE_WARN("no Device field?\n");
selection = IDC_RADIO_ASSIGN;
if ((type && strcmp("cdrom", type) == 0) || (type && strcmp("floppy", type) == 0)) {
if (device) {
selection = IDC_RADIO_AUTODETECT;
enable_labelserial_box(dialog, BOX_MODE_CD_AUTODETECT);
} else {
selection = IDC_RADIO_ASSIGN;
enable_labelserial_box(dialog, BOX_MODE_CD_ASSIGN);
}
} else {
enable_labelserial_box(dialog, BOX_MODE_NORMAL);
selection = IDC_RADIO_ASSIGN;
}
CheckRadioButton( dialog, IDC_RADIO_AUTODETECT, IDC_RADIO_ASSIGN, selection );
if (path) SendDlgItemMessage(dialog, IDC_EDIT_PATH, WM_SETTEXT, 0,(LPARAM)path);
if (path) free(path);
if (type) free(type);
if (serial) free(serial);
if (label) free(label);
if (device) free(device);
updatingUI = FALSE;
return;
}
/* storing the drive propsheet HWND here is a bit ugly, but the simplest solution for now */
static HWND driveDlgHandle;
void onEditChanged(HWND hDlg, WORD controlID) {
WINE_TRACE("controlID=%d\n", controlID);
switch (controlID) {
case IDC_EDIT_LABEL: {
char *label = getDialogItemText(hDlg, controlID);
setDriveValue(editWindowLetter, "Label", label);
refreshDriveDlg(driveDlgHandle);
if (label) free(label);
break;
}
case IDC_EDIT_PATH: {
char *path = getDialogItemText(hDlg, controlID);
if (!path) path = strdup("fake_windows"); /* default to assuming fake_windows in the .wine directory */
setDriveValue(editWindowLetter, "Path", path);
free(path);
break;
}
case IDC_EDIT_SERIAL: {
char *serial = getDialogItemText(hDlg, controlID);
setDriveValue(editWindowLetter, "Serial", serial);
if (serial) free (serial);
break;
}
case IDC_EDIT_DEVICE: {
char *device = getDialogItemText(hDlg,controlID);
setDriveValue(editWindowLetter, "Device", device);
if (device) free(device);
refreshDriveDlg(driveDlgHandle);
break;
}
}
}
INT_PTR CALLBACK DriveEditDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
int selection;
switch (uMsg) {
case WM_INITDIALOG: {
editWindowLetter = (char) lParam;
refreshDriveEditDialog(hDlg);
}
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDC_COMBO_TYPE:
if (HIWORD(wParam) != CBN_SELCHANGE) break;
selection = SendDlgItemMessage( hDlg, IDC_COMBO_TYPE, CB_GETCURSEL, 0, 0);
if( selection == 2 || selection == 3 ) { /* cdrom or floppy */
if (IsDlgButtonChecked(hDlg, IDC_RADIO_AUTODETECT))
enable_labelserial_box(hDlg, BOX_MODE_CD_AUTODETECT);
else
enable_labelserial_box(hDlg, BOX_MODE_CD_ASSIGN);
}
else {
enable_labelserial_box( hDlg, BOX_MODE_NORMAL );
}
setDriveValue(editWindowLetter, "Type", type_pairs[selection].sCode);
break;
case IDC_COMBO_LETTER: {
int item = SendDlgItemMessage(hDlg, IDC_COMBO_LETTER, CB_GETCURSEL, 0, 0);
char newLetter;
SendDlgItemMessage(hDlg, IDC_COMBO_LETTER, CB_GETLBTEXT, item, (LPARAM) &newLetter);
if (HIWORD(wParam) != CBN_SELCHANGE) break;
if (newLetter == editWindowLetter) break;
WINE_TRACE("changing drive letter to %c\n", newLetter);
copyDrive(editWindowLetter, newLetter);
removeDrive(editWindowLetter);
editWindowLetter = newLetter;
refreshDriveDlg(driveDlgHandle);
break;
}
case IDC_BUTTON_BROWSE_PATH:
WRITEME(hDlg);
break;
case IDC_RADIO_AUTODETECT: {
setDriveValue(editWindowLetter, "Label", NULL);
setDriveValue(editWindowLetter, "Serial", NULL);
setDriveValue(editWindowLetter, "Device", getDialogItemText(hDlg, IDC_EDIT_DEVICE));
enable_labelserial_box(hDlg, BOX_MODE_CD_AUTODETECT);
refreshDriveDlg(driveDlgHandle);
break;
}
case IDC_RADIO_ASSIGN:
setDriveValue(editWindowLetter, "Device", NULL);
setDriveValue(editWindowLetter, "Label", getDialogItemText(hDlg, IDC_EDIT_LABEL));
setDriveValue(editWindowLetter, "Serial", getDialogItemText(hDlg, IDC_EDIT_SERIAL));
enable_labelserial_box(hDlg, BOX_MODE_CD_ASSIGN);
refreshDriveDlg(driveDlgHandle);
break;
case ID_BUTTON_OK:
EndDialog(hDlg, wParam);
return TRUE;
}
if (HIWORD(wParam) == EN_CHANGE) onEditChanged(hDlg, LOWORD(wParam));
break;
}
return FALSE;
}
void onAddDriveClicked(HWND hDlg) {
/* we should allocate a drive letter automatically. We also need some way to let the user choose the mapping point,
for now we will just force them to enter a path automatically, with / being the default. In future we should
be able to temporarily map / then invoke the directory chooser dialog. */
char newLetter = 'C'; /* we skip A and B, they are historically floppy drives */
long mask = ~drive_available_mask(0); /* the mask is now which drives aren't available */
char *sectionName;
while (mask & (1 << (newLetter - 'A'))) {
newLetter++;
if (newLetter > 'Z') {
MessageBox(NULL, "You cannot add any more drives.\n\nEach drive must have a letter, from A to Z, so you cannot have more than 26", "", MB_OK | MB_ICONEXCLAMATION);
return;
}
}
WINE_TRACE("allocating drive letter %c\n", newLetter);
sectionName = malloc(strlen("Drive X") + 1);
sprintf(sectionName, "Drive %c", newLetter);
if (newLetter == 'C') {
addTransaction(sectionName, "Path", ACTION_SET, "fake_windows");
addTransaction(sectionName, "Label", ACTION_SET, "System Drive");
} else
addTransaction(sectionName, "Path", ACTION_SET, "/"); /* default to root path */
addTransaction(sectionName, "Type", ACTION_SET, "hd");
processTransQueue(); /* make sure the drive has been added, even if we are not in instant apply mode */
free(sectionName);
refreshDriveDlg(driveDlgHandle);
DialogBoxParam(NULL, MAKEINTRESOURCE(IDD_DRIVE_EDIT), NULL, (DLGPROC) DriveEditDlgProc, (LPARAM) newLetter);
}
INT_PTR CALLBACK
DriveDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
int nItem;
char letter;
switch (uMsg) {
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDC_LIST_DRIVES:
/* double click should open the edit window for the chosen drive */
if (HIWORD(wParam) == LBN_DBLCLK)
SendMessageA(hDlg, WM_COMMAND, IDC_BUTTON_EDIT, 0);
if (HIWORD(wParam) == LBN_SELCHANGE) lastSel = SendDlgItemMessage(hDlg, IDC_LIST_DRIVES, LB_GETCURSEL, 0, 0);
break;
case IDC_BUTTON_ADD:
onAddDriveClicked(hDlg);
break;
case IDC_BUTTON_REMOVE:
if (HIWORD(wParam) != BN_CLICKED) break;
nItem = SendDlgItemMessage(hDlg, IDC_LIST_DRIVES, LB_GETCURSEL, 0, 0);
letter = SendDlgItemMessage(hDlg, IDC_LIST_DRIVES, LB_GETITEMDATA, nItem, 0);
removeDrive(letter);
refreshDriveDlg(driveDlgHandle);
break;
case IDC_BUTTON_EDIT:
if (HIWORD(wParam) != BN_CLICKED) break;
nItem = SendMessage(GetDlgItem(hDlg, IDC_LIST_DRIVES), LB_GETCURSEL, 0, 0);
letter = SendMessage(GetDlgItem(hDlg, IDC_LIST_DRIVES), LB_GETITEMDATA, nItem, 0);
DialogBoxParam(NULL, MAKEINTRESOURCE(IDD_DRIVE_EDIT), NULL, (DLGPROC) DriveEditDlgProc, (LPARAM) letter);
break;
case IDC_BUTTON_AUTODETECT:
WRITEME(hDlg);
break;
}
break;
case WM_NOTIFY: switch(((LPNMHDR)lParam)->code) {
case PSN_KILLACTIVE:
SetWindowLong(hDlg, DWL_MSGRESULT, FALSE);
break;
case PSN_APPLY:
SetWindowLong(hDlg, DWL_MSGRESULT, PSNRET_NOERROR);
break;
case PSN_SETACTIVE:
driveDlgHandle = hDlg;
refreshDriveDlg (driveDlgHandle);
break;
}
break;
}
return FALSE;
}
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