Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
InsertTextMode |
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| 1.1428571428571428;1.143 |
1 | // Copyright 2004, 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.html; |
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16 | ||
17 | import org.apache.tapestry.IMarkupWriter; |
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18 | ||
19 | /** |
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20 | * Defines a number of ways to format multi-line text for proper renderring. |
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21 | * |
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22 | * @author Howard Lewis Ship |
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23 | */ |
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24 | ||
25 | public abstract class InsertTextMode |
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26 | { |
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27 | ||
28 | /** |
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29 | * Mode where each line (after the first) is preceded by a <br> tag. |
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30 | */ |
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31 | ||
32 | 1 | public static final InsertTextMode BREAK = new BreakMode(); |
33 | ||
34 | /** |
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35 | * Mode where each line is wrapped with a <p> element. |
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36 | */ |
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37 | ||
38 | 1 | public static final InsertTextMode PARAGRAPH = new ParagraphMode(); |
39 | ||
40 | private final String _name; |
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41 | ||
42 | protected InsertTextMode(String name) |
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43 | 2 | { |
44 | 2 | _name = name; |
45 | 2 | } |
46 | ||
47 | public String toString() |
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48 | { |
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49 | 0 | return "InsertTextMode[" + _name + "]"; |
50 | } |
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51 | ||
52 | /** |
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53 | * Invoked by the {@link InsertText} component to write the next line. |
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54 | * |
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55 | * @param lineNumber |
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56 | * the line number of the line, starting with 0 for the first |
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57 | * line. |
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58 | * @param line |
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59 | * the String for the current line. |
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60 | * @param writer |
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61 | * the {@link IMarkupWriter} to send output to. |
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62 | * @param raw |
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63 | * if true, then the output should be unfiltered |
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64 | */ |
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65 | ||
66 | public abstract void writeLine(int lineNumber, String line, |
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67 | IMarkupWriter writer, boolean raw); |
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68 | ||
69 | /** |
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70 | * |
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71 | * @author hls |
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72 | */ |
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73 | 1 | private static final class BreakMode extends InsertTextMode |
74 | { |
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75 | ||
76 | private BreakMode() |
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77 | { |
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78 | 1 | super("BREAK"); |
79 | 1 | } |
80 | ||
81 | public void writeLine(int lineNumber, String line, |
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82 | IMarkupWriter writer, boolean raw) |
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83 | { |
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84 | 7 | if (lineNumber > 0) writer.beginEmpty("br"); |
85 | ||
86 | 7 | writer.print(line, raw); |
87 | 7 | } |
88 | } |
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89 | ||
90 | /** |
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91 | * |
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92 | * @author hls |
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93 | */ |
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94 | 1 | private static final class ParagraphMode extends InsertTextMode |
95 | { |
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96 | ||
97 | private ParagraphMode() |
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98 | { |
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99 | 1 | super("PARAGRAPH"); |
100 | 1 | } |
101 | ||
102 | public void writeLine(int lineNumber, String line, |
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103 | IMarkupWriter writer, boolean raw) |
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104 | { |
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105 | 3 | writer.begin("p"); |
106 | ||
107 | 3 | writer.print(line, raw); |
108 | ||
109 | 3 | writer.end(); |
110 | 3 | } |
111 | } |
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112 | ||
113 | } |