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Viewing changes to macosx/GVAttributeSchema.m

  • Committer: Bazaar Package Importer
  • Author(s): Bryce Harrington
  • Date: 2008-06-19 20:23:23 UTC
  • mfrom: (1.2.5 upstream)
  • Revision ID: james.westby@ubuntu.com-20080619202323-ls23h96ntj9ny94m
Tags: 2.18-1ubuntu1
https://launchpad.net/bugs/174749
* Merge from debian unstable, remaining changes:
  - Build depend on liblualib50-dev instead of liblua5.1-0-dev.
  - Drop libttf-dev (libttf-dev is in universe) (LP: #174749).
  - Replace gs-common with ghostscript.
  - Build-depend on python-dev instead of python2.4-dev or python2.5-dev.
  - Mention the correct python version for the python bindings in the
    package description.

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macosx/GVAttributeSchema.m
 
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/* $Id: GVAttributeSchema.m,v 1.1 2008/02/11 12:34:07 glenlow Exp $ $Revision: 1.1 $ */
 
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/* vim:set shiftwidth=4 ts=8: */
 
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/**********************************************************
 
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*      This software is part of the graphviz package      *
 
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*                http://www.graphviz.org/                 *
 
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*                                                         *
 
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*            Copyright (c) 1994-2008 AT&T Corp.           *
 
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*                and is licensed under the                *
 
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*            Common Public License, Version 1.0           *
 
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*                      by AT&T Corp.                      *
 
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*                                                         *
 
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*        Information and Software Systems Research        *
 
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*              AT&T Research, Florham Park NJ             *
 
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**********************************************************/
 
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#import "GVAttributeSchema.h"
 
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static NSXMLDocument *_attributes = nil;
 
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static NSTextFieldCell *_stringCell = nil;
 
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static NSComboBoxCell *_enumCell = nil;
 
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@implementation GVAttributeSchema
 
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+ (void)initialize
 
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{
 
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        _attributes = [[NSXMLDocument alloc] initWithContentsOfURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"attributes" ofType:@"xml"]] options:0 error:nil];
 
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        NSFont* smallFont = [NSFont labelFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]];
 
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        _stringCell = [[NSTextFieldCell alloc] init];
 
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        [_stringCell setControlSize:NSSmallControlSize];
 
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        [_stringCell setDrawsBackground:NO];
 
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        [_stringCell setEditable:YES];
 
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        [_stringCell setEnabled:YES];
 
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        [_stringCell setFont:smallFont];
 
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        _enumCell = [[NSComboBoxCell alloc] init];
 
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        [_enumCell setBezeled:NO];
 
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        [_enumCell setButtonBordered:NO];
 
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        [_enumCell setCompletes:YES];
 
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        [_enumCell setControlSize:NSSmallControlSize];
 
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        [_enumCell setDrawsBackground:NO];
 
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        [_enumCell setEditable:YES];
 
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        [_enumCell setEnabled:YES];
 
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        [_enumCell setFont:smallFont];
 
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        [_enumCell setHasVerticalScroller:NO];
 
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}
 
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+ (NSArray*)attributeSchemasWithComponent:(NSString *)component
 
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{
 
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        NSMutableArray* attributeSchemas = [NSMutableArray array];
 
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        for (NSXMLElement* element in [_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:complexType[@name='%@']/xsd:attribute", component] error:nil])
 
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                [attributeSchemas addObject:[[[GVAttributeSchema alloc] initWithXMLElement:element] autorelease]];
 
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        return attributeSchemas;
 
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}
 
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- (id)initWithXMLElement:(NSXMLElement *)element
 
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{
 
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        if (self = [super init])
 
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                _element = [element retain];
 
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        return self;
 
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}
 
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- (NSString*)name
 
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{
 
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        return [[_element attributeForName:@"ref"] stringValue];
 
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}
 
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- (NSCell*)cell
 
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{
 
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        NSCell *typeCell = _stringCell;
 
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        /* determine which cell to return */
 
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        NSString *type = [[[_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:attribute[@name='%@']/@type[1]", [self name]] error:nil] lastObject] stringValue];
 
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        if (type) {
 
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                if (![type hasPrefix:@"xsd:"]) {
 
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                                NSXMLElement *simpleType = [[_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:simpleType[@name='%@'][1]", type] error:nil] lastObject];
 
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                                NSArray *enumerations = [simpleType nodesForXPath:@"xsd:restriction/xsd:enumeration" error:nil];
 
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                                if ([enumerations count]) {
 
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                                        [_enumCell removeAllItems];
 
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                                        for (NSXMLElement *enumeration in enumerations)
 
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                                                [_enumCell addItemWithObjectValue: [[enumeration attributeForName: @"value"] stringValue]];
 
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                                        typeCell = _enumCell;
 
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                                }
 
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                        }
 
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        }
 
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        /* determine the default value */
 
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        NSString* defaultValue = [[_element attributeForName:@"default"] stringValue];
 
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        if ([typeCell respondsToSelector:@selector(setPlaceholderString:)])
 
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                [typeCell performSelector:@selector(setPlaceholderString:) withObject:defaultValue];
 
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        return typeCell;
 
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}
 
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- (NSString*)documentation
 
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{
 
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        return [[[_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:attribute[@name='%@']/xsd:annotation/xsd:documentation[1]", [self name]] error:nil] lastObject] XMLString];
 
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}
 
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- (void)dealloc
 
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{
 
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        [_element release];
 
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        [super dealloc];
 
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}
 
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@end