1 /* 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 25 * OF SUCH DAMAGE. 26 * 27 * This file is part of the lwIP TCP/IP stack. 28 * 29 * Author: Martin Hentschel <info@cl-soft.de> 30 * 31 */ 32 33 using System; 34 using System.Collections.Generic; 35 36 namespace CCodeGeneration 37 { 38 public class ElseIf : CodeContainerBase 39 { 40 public string Condition { get; set; } 41 ElseIf()42 public ElseIf() 43 { 44 } 45 ElseIf(string condition)46 public ElseIf(string condition) 47 { 48 this.Condition = condition; 49 } 50 GenerateCode(int level, CGenerator generator)51 public override void GenerateCode(int level, CGenerator generator) 52 { 53 if (!String.IsNullOrWhiteSpace(this.Condition)) 54 { 55 generator.IndentLine(level); 56 generator.OutputStream.Write(String.Format("else if ({0})", this.Condition)); 57 generator.WriteNewLine(); 58 generator.IndentLine(level); 59 generator.OutputStream.Write("{"); 60 generator.WriteNewLine(); 61 62 base.GenerateCode(level, generator); 63 64 generator.IndentLine(level); 65 generator.OutputStream.Write("}"); 66 generator.WriteNewLine(); 67 } 68 } 69 } 70 71 public class IfThenElse: CodeContainerBase 72 { 73 public string Condition { get; set; } 74 75 private List<ElseIf> elseIf = new List<ElseIf>(); 76 private CodeContainerBase else_ = new CodeContainerBase(); 77 IfThenElse()78 public IfThenElse() 79 { 80 } 81 IfThenElse(string condition)82 public IfThenElse(string condition) 83 { 84 this.Condition = condition; 85 } 86 87 public List<ElseIf> ElseIf 88 { 89 get { return this.elseIf; } 90 } 91 92 public CodeContainerBase Else 93 { 94 get { return this.else_; } 95 } 96 GenerateCode(int level, CGenerator generator)97 public override void GenerateCode(int level, CGenerator generator) 98 { 99 if (!String.IsNullOrWhiteSpace(this.Condition)) 100 { 101 generator.IndentLine(level); 102 generator.OutputStream.Write(String.Format("if ({0})", this.Condition)); 103 generator.WriteNewLine(); 104 generator.IndentLine(level); 105 generator.OutputStream.Write("{"); 106 generator.WriteNewLine(); 107 108 base.GenerateCode(level, generator); 109 110 generator.IndentLine(level); 111 generator.OutputStream.Write("}"); 112 generator.WriteNewLine(); 113 114 foreach (ElseIf elif in this.elseIf) 115 { 116 elif.GenerateCode(level, generator); 117 } 118 119 if (this.else_.InnerElements.Count > 0) 120 { 121 generator.IndentLine(level); 122 generator.OutputStream.Write("else"); 123 generator.WriteNewLine(); 124 generator.IndentLine(level); 125 generator.OutputStream.Write("{"); 126 generator.WriteNewLine(); 127 128 this.else_.GenerateCode(level, generator); 129 130 generator.IndentLine(level); 131 generator.OutputStream.Write("}"); 132 generator.WriteNewLine(); 133 } 134 } 135 } 136 } 137 } 138