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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
InsertTextMode.java | 100% | 90% | 83.3% | 88.9% |
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1 | // Copyright 2004, 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.html; | |
16 | ||
17 | import org.apache.tapestry.IMarkupWriter; | |
18 | ||
19 | /** | |
20 | * Defines a number of ways to format multi-line text for proper renderring. | |
21 | * | |
22 | * @author Howard Lewis Ship | |
23 | */ | |
24 | ||
25 | public abstract class InsertTextMode | |
26 | { | |
27 | /** | |
28 | * Mode where each line (after the first) is preceded by a <br> tag. | |
29 | */ | |
30 | ||
31 | public static final InsertTextMode BREAK = new BreakMode(); | |
32 | ||
33 | /** | |
34 | * Mode where each line is wrapped with a <p> element. | |
35 | */ | |
36 | ||
37 | public static final InsertTextMode PARAGRAPH = new ParagraphMode(); | |
38 | ||
39 | private final String _name; | |
40 | ||
41 | 4 | protected InsertTextMode(String name) |
42 | { | |
43 | 4 | _name = name; |
44 | } | |
45 | ||
46 | 0 | public String toString() |
47 | { | |
48 | 0 | return "InsertTextMode[" + _name + "]"; |
49 | } | |
50 | ||
51 | /** | |
52 | * Invoked by the {@link InsertText} component to write the next line. | |
53 | * | |
54 | * @param lineNumber | |
55 | * the line number of the line, starting with 0 for the first line. | |
56 | * @param line | |
57 | * the String for the current line. | |
58 | * @param writer | |
59 | * the {@link IMarkupWriter} to send output to. | |
60 | * @param raw | |
61 | * if true, then the output should be unfiltered | |
62 | */ | |
63 | ||
64 | public abstract void writeLine(int lineNumber, String line, IMarkupWriter writer, boolean raw); | |
65 | ||
66 | private static class BreakMode extends InsertTextMode | |
67 | { | |
68 | 2 | private BreakMode() |
69 | { | |
70 | 2 | super("BREAK"); |
71 | } | |
72 | ||
73 | 10 | public void writeLine(int lineNumber, String line, IMarkupWriter writer, boolean raw) |
74 | { | |
75 | 10 | if (lineNumber > 0) |
76 | 6 | writer.beginEmpty("br"); |
77 | ||
78 | 10 | writer.print(line, raw); |
79 | } | |
80 | } | |
81 | ||
82 | private static class ParagraphMode extends InsertTextMode | |
83 | { | |
84 | 2 | private ParagraphMode() |
85 | { | |
86 | 2 | super("PARAGRAPH"); |
87 | } | |
88 | ||
89 | 6 | public void writeLine(int lineNumber, String line, IMarkupWriter writer, boolean raw) |
90 | { | |
91 | 6 | writer.begin("p"); |
92 | ||
93 | 6 | writer.print(line, raw); |
94 | ||
95 | 6 | writer.end(); |
96 | } | |
97 | } | |
98 | ||
99 | } |
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