Samples/Castle/PetStore.Web/Components/ImageLocationComponent.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   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 namespace PetStore.Web.Components
  16 {
  17         using System;
  18         using System.IO;
  19
  20         using Castle.MonoRail.Framework;
  21
  22
  23         public class ImageLocationComponent : ViewComponent
  24         {
  25                 private String productImagesDir;
  26
  27                 public ImageLocationComponent(String productImagesDir)
  28                 {
  29                         this.productImagesDir = productImagesDir;
  30                 }
  31
  32                 public override void Render()
  33                 {
  34                         String appPath = RailsContext.ApplicationPath;
  35
  36                         appPath = Path.Combine("/" + appPath, productImagesDir);
  37
  38                         String image = (String) ComponentParams["image"];
  39                         String border = (String) ComponentParams["border"];
  40                         String width = (String) ComponentParams["width"];
  41                         String height = (String) ComponentParams["height"];
  42
  43                         image = Path.Combine(appPath, image);
  44
  45                         if (border == null) border = "0";
  46
  47                         if (width == null && height == null)
  48                         {
  49                                 RenderText(String.Format("<img src=\"{0}\" border=\"{1}\" />",
  50                                         image, border));
  51                         }
  52                         else
  53                         {
  54                                 RenderText(String.Format("<img src=\"{0}\" border=\"{1}\" width=\"{2}\" height=\"{3}\" />",
  55                                         image, border, width, height));
  56                         }
  57                 }
  58         }
  59 }