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/*******************************************************************************
* Copyright (c) 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.browser;
import org.eclipse.swt.internal.mozilla.*;
class AppFileLocProvider {
XPCOMObject supports;
XPCOMObject directoryServiceProvider;
XPCOMObject directoryServiceProvider2;
int refCount = 0;
String mozillaPath;
String grePath;
public AppFileLocProvider() {
mozillaPath = GRE.mozillaPath;
grePath = GRE.grePath;
if (mozillaPath == null) Browser.error(XPCOM.NS_ERROR_FAILURE);
createCOMInterfaces();
}
int AddRef() {
refCount++;
return refCount;
}
void createCOMInterfaces() {
/* Create each of the interfaces that this object implements */
supports = new XPCOMObject(new int[]{2, 0, 0}){
public int method0(int[] args) {return queryInterface(args[0], args[1]);}
public int method1(int[] args) {return AddRef();}
public int method2(int[] args) {return Release();}
};
directoryServiceProvider = new XPCOMObject(new int[]{2, 0, 0, 3}){
public int method0(int[] args) {return queryInterface(args[0], args[1]);}
public int method1(int[] args) {return AddRef();}
public int method2(int[] args) {return Release();}
public int method3(int[] args) {return getFile(args[0], args[1], args[2]);}
};
directoryServiceProvider2 = new XPCOMObject(new int[]{2, 0, 0, 3, 2}){
public int method0(int[] args) {return queryInterface(args[0], args[1]);}
public int method1(int[] args) {return AddRef();}
public int method2(int[] args) {return Release();}
public int method3(int[] args) {return getFile(args[0], args[1], args[2]);}
public int method4(int[] args) {return getFiles(args[0], args[1]);}
};
}
void disposeCOMInterfaces() {
if (supports != null) {
supports.dispose();
supports = null;
}
if (directoryServiceProvider != null) {
directoryServiceProvider.dispose();
directoryServiceProvider = null;
}
if (directoryServiceProvider2 != null) {
directoryServiceProvider2.dispose();
directoryServiceProvider2 = null;
}
}
int getAddress() {
return directoryServiceProvider.getAddress();
}
int queryInterface(int riid, int ppvObject) {
if (riid == 0 || ppvObject == 0) return XPCOM.NS_ERROR_NO_INTERFACE;
nsID guid = new nsID();
XPCOM.memmove(guid, riid, nsID.sizeof);
if (guid.Equals(nsISupports.NS_ISUPPORTS_IID)) {
XPCOM.memmove(ppvObject, new int[] {supports.getAddress()}, 4);
AddRef();
return XPCOM.NS_OK;
}
if (guid.Equals(nsIDirectoryServiceProvider.NS_IDIRECTORYSERVICEPROVIDER_IID)) {
XPCOM.memmove(ppvObject, new int[] {directoryServiceProvider.getAddress()}, 4);
AddRef();
return XPCOM.NS_OK;
}
if (guid.Equals(nsIDirectoryServiceProvider2.NS_IDIRECTORYSERVICEPROVIDER2_IID)) {
XPCOM.memmove(ppvObject, new int[] {directoryServiceProvider2.getAddress()}, 4);
AddRef();
return XPCOM.NS_OK;
}
XPCOM.memmove(ppvObject, new int[] {0}, 4);
return XPCOM.NS_ERROR_NO_INTERFACE;
}
int Release() {
refCount--;
if (refCount == 0) disposeCOMInterfaces();
return refCount;
}
/* nsIDirectoryServiceProvider2 implementation */
int getFiles(int str, int nsISimpleEnumerator) {
int rc = XPCOM.NS_ERROR_FAILURE;
int length = XPCOM.strlen(str);
byte[] dest = new byte[length];
XPCOM.memmove(dest, str, length);
String prop = new String(dest);
XPCOM.memmove(nsISimpleEnumerator, new int[] {0}, 4);
nsILocalFile localFile = null;
if (XPCOM.NS_APP_PLUGINS_DIR_LIST.equals(prop)) {
if (mozillaPath == null) return XPCOM.NS_ERROR_FAILURE;
if (mozillaPath.length() <= 0) return XPCOM.NS_ERROR_FAILURE;
int[] result = new int[1];
nsString path = new nsString(mozillaPath);
rc = XPCOM.NS_NewLocalFile(path.getAddress(), true, result);
path.dispose();
if (rc == XPCOM.NS_OK && result[0] == 0) rc = XPCOM.NS_ERROR_NULL_POINTER;
if (rc == XPCOM.NS_OK) localFile = new nsILocalFile(result[0]);
nsString node = new nsString(XPCOM.PLUGINS_DIR_NAME);
rc = localFile.Append(node.getAddress());
node.dispose();
}
if (rc == XPCOM.NS_OK) {
int[] retVal = new int[1];
rc = XPCOM.NS_NewSingletonEnumerator(localFile.getAddress(), retVal);
if (rc == XPCOM.NS_OK && retVal[0] == 0) rc = XPCOM.NS_ERROR_NULL_POINTER;
if (rc == XPCOM.NS_OK) XPCOM.memmove(nsISimpleEnumerator, retVal, 4);
}
if (localFile != null) localFile.Release();
return rc;
}
/* nsIDirectoryServiceProvider implementation */
int getFile(int str, int persistent, int nsFile) {
int rc = XPCOM.NS_ERROR_FAILURE;
int length = XPCOM.strlen(str);
byte[] dest = new byte[length];
XPCOM.memmove(dest, str, length);
String prop = new String(dest);
XPCOM.memmove(persistent, new int[] {1}, 4);
XPCOM.memmove(nsFile, new int[] {0}, 4);
nsILocalFile localFile = null;
if (XPCOM.NS_GRE_DIR.equals(prop) || XPCOM.NS_GRE_COMPONENT_DIR.equals(prop)) {
if (grePath == null || grePath.length() == 0) return XPCOM.NS_ERROR_FAILURE;
int[] result = new int[1];
nsString path = new nsString(grePath);
rc = XPCOM.NS_NewLocalFile(path.getAddress(), true, result);
path.dispose();
if (rc == XPCOM.NS_OK && result[0] == 0) rc = XPCOM.NS_ERROR_NULL_POINTER;
if (rc == XPCOM.NS_OK) {
localFile = new nsILocalFile(result[0]);
if (XPCOM.NS_GRE_COMPONENT_DIR.equals(prop)) {
nsString node = new nsString(XPCOM.COMPONENTS_DIR_NAME);
rc = localFile.Append(node.getAddress());
node.dispose();
}
}
}
else if (XPCOM.NS_XPCOM_INIT_CURRENT_PROCESS_DIR.equals(prop) ||
XPCOM.NS_OS_CURRENT_PROCESS_DIR.equals(prop) ||
XPCOM.NS_XPCOM_COMPONENT_DIR.equals(prop) ||
XPCOM.NS_APP_USER_PROFILE_50_DIR.equals(prop)) {
if (mozillaPath == null || mozillaPath.length() == 0) return XPCOM.NS_ERROR_FAILURE;
int[] result = new int[1];
nsString path = new nsString(mozillaPath);
rc = XPCOM.NS_NewLocalFile(path.getAddress(), true, result);
path.dispose();
if (rc == XPCOM.NS_OK && result[0] == 0) rc = XPCOM.NS_ERROR_NULL_POINTER;
if (rc == XPCOM.NS_OK) {
localFile = new nsILocalFile(result[0]);
if (XPCOM.NS_XPCOM_COMPONENT_DIR.equals(prop)) {
nsString node = new nsString(XPCOM.COMPONENTS_DIR_NAME);
rc = localFile.Append(node.getAddress());
node.dispose();
}
}
}
if (localFile != null && XPCOM.NS_OK == rc) {
int[] result = new int[1];
int rc1 = localFile.QueryInterface(nsIFile.NS_IFILE_IID, result);
if (rc1 != XPCOM.NS_OK || result[0] == 0) rc1 = XPCOM.NS_NOINTERFACE;
else XPCOM.memmove(nsFile, result, 4);
}
if (localFile != null) localFile.Release();
return rc;
}
}
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