CPCibLoading.j

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/*
 * _CPCibLoading.j
 * AppKit
 *
 * Created by Francisco Tolmasky.
 * Copyright 2008, 280 North, Inc.
 *
 * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
 */



var CPCibOwner = @"CPCibOwner",
    CPBundleDefaultLanguage = @"CPBundleDefaultLanguage",
    CPBundleTypeOfLocalization = @"CPBundleTypeOfLocalization",
    CPBundleBaseLocalizationType = @"CPBundleBaseLocalizationType",
    CPBundleInterfaceBuilderLocalizationType = @"CPBundleInterfaceBuilderLocalizationType";

@implementation CPObject (CPCibLoading)

- (void)awakeFromCib
{
}

@end

@implementation CPBundle (CPCibLoading)

+ (CPCib)loadCibFile:(CPString)anAbsolutePath externalNameTable:(CPDictionary)aNameTable
{
    return [[[CPCib alloc] initWithContentsOfURL:anAbsolutePath] instantiateCibWithExternalNameTable:aNameTable];
}

+ (CPCib)loadCibNamed:(CPString)aName owner:(id)anOwner
{
    return [self loadCibFile:[self _cibPathForName:aName withOwner:anOwner] externalNameTable:@{ CPCibOwner: anOwner }];
}

- (CPCib)loadCibFile:(CPString)aFileName externalNameTable:(CPDictionary)aNameTable
{
    return [[[CPCib alloc] initWithContentsOfURL:aFileName] instantiateCibWithExternalNameTable:aNameTable];
}

+ (CPCib)loadCibFile:(CPString)anAbsolutePath externalNameTable:(CPDictionary)aNameTable loadDelegate:aDelegate
{
    return ([[CPCib alloc]
               initWithContentsOfURL:anAbsolutePath
                        loadDelegate:[[_CPCibLoadDelegate alloc]
                initWithLoadDelegate:aDelegate
                   externalNameTable:aNameTable]]);
}

+ (CPCib)loadCibNamed:(CPString)aName owner:(id)anOwner loadDelegate:(id)aDelegate
{
    return [self loadCibFile:[self _cibPathForName:aName withOwner:anOwner] externalNameTable:@{ CPCibOwner: anOwner } loadDelegate:aDelegate];
}

- (CPCib)loadCibFile:(CPString)aFileName externalNameTable:(CPDictionary)aNameTable loadDelegate:(id)aDelegate
{
    return ([[CPCib alloc]
                    initWithCibNamed:aFileName
                              bundle:self
                        loadDelegate:[[_CPCibLoadDelegate alloc]
                initWithLoadDelegate:aDelegate
                   externalNameTable:aNameTable]]);
}

- (CPString)_cibPathForResource:(CPString)aName
{
    var defaultBundleLanguage = [self objectForInfoDictionaryKey:CPBundleDefaultLanguage],
        typeOfLocalization = [self objectForInfoDictionaryKey:CPBundleTypeOfLocalization];

    if (defaultBundleLanguage && (!typeOfLocalization || typeOfLocalization == CPBundleBaseLocalizationType))
        aName = @"Base.lproj/" + aName;
    else if (defaultBundleLanguage && typeOfLocalization == CPBundleInterfaceBuilderLocalizationType)
        aName = _bundle.loadedLanguage() + ".lproj/" + aName;

    return [self pathForResource:aName];
}

+ (CPString)_cibPathForName:(CPString)aName withOwner:(id)anOwner
{
    if (![aName hasSuffix:@".cib"])
        aName = [aName stringByAppendingString:@".cib"];

    // Path is based solely on anOwner:
    var bundle = anOwner ? [CPBundle bundleForClass:[anOwner class]] : [CPBundle mainBundle];

    return [bundle _cibPathForResource:aName];
}

@end

@implementation _CPCibLoadDelegate : CPObject
{
    id              _loadDelegate;
    CPDictionary    _externalNameTable;
}

- (id)initWithLoadDelegate:(id)aLoadDelegate externalNameTable:(id)anExternalNameTable
{
    self = [self init];

    if (self)
    {
        _loadDelegate = aLoadDelegate;
        _externalNameTable = anExternalNameTable;
    }

    return self;
}

- (void)cibDidFinishLoading:(CPCib)aCib
{
    [aCib instantiateCibWithExternalNameTable:_externalNameTable];

    [_loadDelegate cibDidFinishLoading:aCib];
}

- (void)cibDidFailToLoad:(CPCib)aCib
{
    [_loadDelegate cibDidFailToLoad:aCib];
}

@end