1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
/* $Id$ $Revision$ */
/* vim:set shiftwidth=4 ts=8: */
/*************************************************************************
* Copyright (c) 2011 AT&T Intellectual Property
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: See CVS logs. Details at http://www.graphviz.org/
*************************************************************************/
#import "GVAttributeSchema.h"
static NSXMLDocument *_attributes = nil;
static NSTextFieldCell *_stringCell = nil;
static NSComboBoxCell *_enumCell = nil;
@implementation GVAttributeSchema
+ (void)initialize
{
_attributes = [[NSXMLDocument alloc] initWithContentsOfURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"attributes" ofType:@"xml"]] options:0 error:nil];
NSFont* smallFont = [NSFont labelFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]];
_stringCell = [[NSTextFieldCell alloc] init];
[_stringCell setControlSize:NSSmallControlSize];
[_stringCell setDrawsBackground:NO];
[_stringCell setEditable:YES];
[_stringCell setEnabled:YES];
[_stringCell setFont:smallFont];
_enumCell = [[NSComboBoxCell alloc] init];
[_enumCell setBezeled:NO];
[_enumCell setButtonBordered:NO];
[_enumCell setCompletes:YES];
[_enumCell setControlSize:NSSmallControlSize];
[_enumCell setDrawsBackground:NO];
[_enumCell setEditable:YES];
[_enumCell setEnabled:YES];
[_enumCell setFont:smallFont];
[_enumCell setHasVerticalScroller:NO];
}
+ (NSArray*)attributeSchemasWithComponent:(NSString *)component
{
NSMutableArray* attributeSchemas = [NSMutableArray array];
for (NSXMLElement* element in [_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:complexType[@name='%@']/xsd:attribute", component] error:nil])
[attributeSchemas addObject:[[[GVAttributeSchema alloc] initWithXMLElement:element] autorelease]];
return attributeSchemas;
}
- (id)initWithXMLElement:(NSXMLElement *)element
{
if (self = [super init])
_element = [element retain];
return self;
}
- (NSString*)name
{
return [[_element attributeForName:@"ref"] stringValue];
}
- (NSCell*)cell
{
NSCell *typeCell = _stringCell;
/* determine which cell to return */
NSString *type = [[[_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:attribute[@name='%@']/@type[1]", [self name]] error:nil] lastObject] stringValue];
if (type) {
if (![type hasPrefix:@"xsd:"]) {
NSXMLElement *simpleType = [[_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:simpleType[@name='%@'][1]", type] error:nil] lastObject];
NSArray *enumerations = [simpleType nodesForXPath:@"xsd:restriction/xsd:enumeration" error:nil];
if ([enumerations count]) {
[_enumCell removeAllItems];
for (NSXMLElement *enumeration in enumerations)
[_enumCell addItemWithObjectValue: [[enumeration attributeForName: @"value"] stringValue]];
typeCell = _enumCell;
}
}
}
/* determine the default value */
NSString* defaultValue = [[_element attributeForName:@"default"] stringValue];
if ([typeCell respondsToSelector:@selector(setPlaceholderString:)])
[typeCell performSelector:@selector(setPlaceholderString:) withObject:defaultValue];
return typeCell;
}
- (NSString*)documentation
{
return [[[_attributes nodesForXPath:[NSString stringWithFormat:@"/xsd:schema/xsd:attribute[@name='%@']/xsd:annotation/xsd:documentation[1]", [self name]] error:nil] lastObject] XMLString];
}
- (void)dealloc
{
[_element release];
[super dealloc];
}
@end
|
