91 lines
2.5 KiB
C#
91 lines
2.5 KiB
C#
//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright (C) Lluis Sanchez Gual, 2004
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//
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#if !FULL_AOT_RUNTIME
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using System;
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using System.Collections;
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using System.Reflection;
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using System.Reflection.Emit;
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namespace Mono.CodeGeneration
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{
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public class CodeSelect: CodeStatement
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{
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ArrayList conditions = new ArrayList ();
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ArrayList blocks = new ArrayList ();
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public CodeSelect ()
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{
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}
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public void AddCase (CodeExpression condition, CodeBlock block)
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{
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conditions.Add (condition);
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blocks.Add (block);
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}
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public override void Generate (ILGenerator gen)
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{
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if (blocks.Count == 0) return;
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CodeIf initialIf = new CodeIf ((CodeExpression)conditions[0]);
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initialIf.TrueBlock = (CodeBlock) blocks[0];
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CodeIf prevCif = initialIf;
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for (int n=1; n<blocks.Count; n++) {
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CodeIf cif = new CodeIf ((CodeExpression)conditions[n]);
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cif.TrueBlock = (CodeBlock) blocks[n];
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CodeBlock cb = new CodeBlock ();
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cb.Add (cif);
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prevCif.FalseBlock = cb;
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prevCif = cif;
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}
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initialIf.Generate (gen);
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}
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public override void PrintCode (CodeWriter cp)
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{
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for (int n=0; n<blocks.Count; n++) {
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if (n == 0)
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cp.Write ("if (");
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else
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cp.Write ("else if (");
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((CodeExpression)conditions[n]).PrintCode (cp);
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cp.Write (") {");
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cp.EndLine ();
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cp.Indent ();
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((CodeBlock) blocks[n]).PrintCode (cp);
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cp.Unindent ();
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cp.BeginLine ().Write ("}");
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if (n < blocks.Count - 1) {
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cp.EndLine ();
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cp.BeginLine ();
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}
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}
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}
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}
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}
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#endif
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