зеркало из https://github.com/mozilla/pjs.git
328 строки
9.8 KiB
Plaintext
328 строки
9.8 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.1 (the "License"); you may not use this file except in
|
|
* compliance with the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2002
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Ben Goodger <ben@netscape.com> (Original Author)
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the NPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the NPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#import "CHRDFOutlineViewDataSource.h"
|
|
|
|
#include "nsIRDFDataSource.h"
|
|
#include "nsIRDFService.h"
|
|
#include "nsIRDFLiteral.h"
|
|
#include "nsIRDFResource.h"
|
|
#include "nsIRDFContainer.h"
|
|
#include "nsIRDFContainerUtils.h"
|
|
#include "nsRDFCID.h"
|
|
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsIServiceManagerUtils.h"
|
|
|
|
#include "nsXPIDLString.h"
|
|
#include "nsString.h"
|
|
|
|
|
|
|
|
@implementation CHRDFOutlineViewDataSource
|
|
|
|
- (void) ensureDataSourceLoaded
|
|
{
|
|
nsCOMPtr<nsIRDFContainer> ctr = do_CreateInstance("@mozilla.org/rdf/container;1");
|
|
NS_ADDREF(mContainer = ctr);
|
|
|
|
nsCOMPtr<nsIRDFContainerUtils> ctrUtils = do_GetService("@mozilla.org/rdf/container-utils;1");
|
|
NS_ADDREF(mContainerUtils = ctrUtils);
|
|
|
|
nsCOMPtr<nsIRDFService> rdfService = do_GetService("@mozilla.org/rdf/rdf-service;1");
|
|
NS_ADDREF(mRDFService = rdfService);
|
|
|
|
mDataSource = nsnull;
|
|
mRootResource = nsnull;
|
|
}
|
|
|
|
- (void) dealloc
|
|
{
|
|
NS_IF_RELEASE(mContainer);
|
|
NS_IF_RELEASE(mContainerUtils);
|
|
NS_IF_RELEASE(mRDFService);
|
|
|
|
NS_IF_RELEASE(mDataSource);
|
|
NS_IF_RELEASE(mRootResource);
|
|
|
|
[super dealloc];
|
|
}
|
|
|
|
- (nsIRDFDataSource*) dataSource
|
|
{
|
|
return mDataSource;
|
|
}
|
|
|
|
- (nsIRDFResource*) rootResource
|
|
{
|
|
return mRootResource;
|
|
}
|
|
|
|
- (void) setDataSource: (nsIRDFDataSource*) aDataSource
|
|
{
|
|
NS_IF_RELEASE(mDataSource);
|
|
NS_IF_ADDREF(mDataSource = aDataSource);
|
|
}
|
|
|
|
- (void) setRootResource: (nsIRDFResource*) aResource
|
|
{
|
|
NS_IF_RELEASE(mRootResource);
|
|
NS_IF_ADDREF(mRootResource = aResource);
|
|
}
|
|
|
|
//
|
|
// XXX - For now, we'll just say that none of our items are editable, as we aren't using any
|
|
// RDF datasources that are mutable.
|
|
//
|
|
- (BOOL) outlineView: (NSOutlineView*) aOutlineView shouldEditTableColumn: (NSTableColumn*) aTableColumn
|
|
item: (id) aItem
|
|
{
|
|
return NO;
|
|
}
|
|
|
|
- (BOOL) outlineView: (NSOutlineView*) aOutlineView isItemExpandable: (id) aItem
|
|
{
|
|
if (!mDataSource)
|
|
return NO;
|
|
|
|
if (!aItem)
|
|
return YES; // The root is always open
|
|
|
|
nsCOMPtr<nsIRDFResource> itemResource = [aItem resource];
|
|
|
|
PRBool isSeq = PR_FALSE;
|
|
mContainerUtils->IsSeq(mDataSource, itemResource, &isSeq);
|
|
if (isSeq)
|
|
return YES;
|
|
|
|
nsCOMPtr<nsIRDFResource> childProperty;
|
|
mRDFService->GetResource("http://home.netscape.com/NC-rdf#child", getter_AddRefs(childProperty));
|
|
|
|
nsCOMPtr<nsIRDFNode> childNode;
|
|
mDataSource->GetTarget(itemResource, childProperty, PR_TRUE, getter_AddRefs(childNode));
|
|
|
|
return childNode != nsnull;
|
|
}
|
|
|
|
- (id) outlineView: (NSOutlineView*) aOutlineView child: (int) aIndex
|
|
ofItem: (id) aItem
|
|
{
|
|
if (!mDataSource)
|
|
return nil;
|
|
|
|
nsCOMPtr<nsIRDFResource> resource = !aItem ? mRootResource : [aItem resource];
|
|
|
|
nsCOMPtr<nsIRDFResource> ordinalResource;
|
|
mContainerUtils->IndexToOrdinalResource(aIndex + 1, getter_AddRefs(ordinalResource));
|
|
|
|
nsCOMPtr<nsIRDFNode> childNode;
|
|
mDataSource->GetTarget(resource, ordinalResource, PR_TRUE, getter_AddRefs(childNode));
|
|
if (childNode) {
|
|
// Yay. A regular container. We don't need to count, we can go directly to
|
|
// our object.
|
|
nsCOMPtr<nsIRDFResource> childResource(do_QueryInterface(childNode));
|
|
if (childResource)
|
|
return [self MakeWrapperFor:childResource];
|
|
}
|
|
#if 0
|
|
else {
|
|
// Oh well, not a regular container. We need to count, dagnabbit.
|
|
nsCOMPtr<nsIRDFResource> childProperty;
|
|
mRDFService->GetResource("http://home.netscape.com/NC-rdf#child", getter_AddRefs(childProperty));
|
|
|
|
NSLog(@"1");
|
|
nsCOMPtr<nsISimpleEnumerator> childNodes;
|
|
mDataSource->GetTargets(resource, childProperty, PR_TRUE, getter_AddRefs(childNodes));
|
|
|
|
NSLog(@"2");
|
|
PRBool hasMore = PR_FALSE;
|
|
childNodes->HasMoreElements(&hasMore);
|
|
|
|
PRInt32 count = 0;
|
|
|
|
NSLog(@"3");
|
|
nsCOMPtr<nsISupports> supp;
|
|
while (hasMore && count < aIndex) {
|
|
childNodes->GetNext(getter_AddRefs(supp));
|
|
|
|
NSLog(@"4");
|
|
++count;
|
|
|
|
childNodes->HasMoreElements(&hasMore);
|
|
NSLog(@"5");
|
|
}
|
|
nsCOMPtr<nsIRDFResource> childResource(do_QueryInterface(supp));
|
|
NSLog(@"6");
|
|
if (childResource) {
|
|
NSLog(@"6.5");
|
|
RDFOutlineViewItem* thing = [self MakeWrapperFor:childResource];
|
|
|
|
NSLog(@"thing = %@", thing);
|
|
return thing;
|
|
}
|
|
}
|
|
NSLog(@"7");
|
|
#endif
|
|
return nil;
|
|
}
|
|
|
|
- (int) outlineView: (NSOutlineView*) aOutlineView numberOfChildrenOfItem: (id) aItem;
|
|
{
|
|
if (!mDataSource)
|
|
return nil;
|
|
|
|
nsCOMPtr<nsIRDFResource> resource = !aItem ? mRootResource : [aItem resource];
|
|
|
|
// XXX just assume NC:child is the only containment arc for now
|
|
nsCOMPtr<nsIRDFResource> childProperty;
|
|
mRDFService->GetResource("http://home.netscape.com/NC-rdf#child", getter_AddRefs(childProperty));
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> childNodes;
|
|
mDataSource->GetTargets(resource, childProperty, PR_TRUE, getter_AddRefs(childNodes));
|
|
|
|
PRBool hasMore = PR_FALSE;
|
|
childNodes->HasMoreElements(&hasMore);
|
|
|
|
PRInt32 count = 0;
|
|
|
|
while (hasMore) {
|
|
nsCOMPtr<nsISupports> supp;
|
|
childNodes->GetNext(getter_AddRefs(supp));
|
|
|
|
++count;
|
|
|
|
childNodes->HasMoreElements(&hasMore);
|
|
}
|
|
|
|
if (!count) {
|
|
nsresult rv = mContainer->Init(mDataSource, resource);
|
|
if (NS_FAILED(rv))
|
|
return 0;
|
|
|
|
mContainer->GetCount(&count);
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
- (id) outlineView: (NSOutlineView*) aOutlineView objectValueForTableColumn: (NSTableColumn*) aTableColumn
|
|
byItem: (id) aItem
|
|
{
|
|
NSLog(@"*** aItem = %@", aItem);
|
|
if (!mDataSource || !aItem)
|
|
return nil;
|
|
|
|
NSLog(@"1");
|
|
|
|
// The table column's identifier is the RDF Resource URI of the property being displayed in
|
|
// that column, e.g. "http://home.netscape.com/NC-rdf#Name"
|
|
NSString* columnPropertyURI = [aTableColumn identifier];
|
|
|
|
NSLog(@"2");
|
|
|
|
nsCOMPtr<nsIRDFResource> propertyResource;
|
|
mRDFService->GetResource([columnPropertyURI cString], getter_AddRefs(propertyResource));
|
|
|
|
NSLog(@"3");
|
|
|
|
nsCOMPtr<nsIRDFResource> resource = [aItem resource];
|
|
|
|
NSLog(@"4");
|
|
|
|
nsCOMPtr<nsIRDFNode> valueNode;
|
|
mDataSource->GetTarget(resource, propertyResource, PR_TRUE, getter_AddRefs(valueNode));
|
|
if (!valueNode) {
|
|
NSLog(@"ValueNode is null!");
|
|
return nil;
|
|
}
|
|
|
|
nsCOMPtr<nsIRDFLiteral> valueLiteral(do_QueryInterface(valueNode));
|
|
nsXPIDLString str3;
|
|
valueLiteral->GetValue(getter_Copies(str3));
|
|
nsCAutoString str2; str2.AssignWithConversion(str3);
|
|
NSLog(@"Value = %@", [NSString stringWithCString: str2.get()]);
|
|
|
|
if (!valueLiteral)
|
|
return nil;
|
|
|
|
nsXPIDLString literalValue;
|
|
valueLiteral->GetValue(getter_Copies(literalValue));
|
|
|
|
nsCAutoString str; str.AssignWithConversion(literalValue);
|
|
return [NSString stringWithCString: str.get()];
|
|
}
|
|
|
|
- (void) outlineView: (NSOutlineView*) aOutlineView setObjectValue: (id) aObject
|
|
forTableColumn: (NSTableColumn*) aTableColumn
|
|
byItem: (id) aItem
|
|
{
|
|
|
|
}
|
|
|
|
- (void) reloadDataForItem: (id) aItem reloadChildren: (BOOL) aReloadChildren
|
|
{
|
|
if (!aItem)
|
|
[mOutlineView reloadData];
|
|
else
|
|
[mOutlineView reloadItem: aItem reloadChildren: aReloadChildren];
|
|
}
|
|
|
|
- (id) MakeWrapperFor: (nsIRDFResource*) aRDFResource
|
|
{
|
|
RDFOutlineViewItem* item = [[[RDFOutlineViewItem alloc] init] autorelease];
|
|
[item setResource: aRDFResource];
|
|
return item;
|
|
}
|
|
|
|
|
|
@end
|
|
|
|
@implementation RDFOutlineViewItem
|
|
|
|
- (nsIRDFResource*) resource
|
|
{
|
|
return mResource;
|
|
}
|
|
|
|
- (void) setResource: (nsIRDFResource*) aResource
|
|
{
|
|
mResource = aResource;
|
|
}
|
|
|
|
@end
|