1 | /* |
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2 | * This file is part of Modelica Development Tooling. |
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3 | * |
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4 | * Copyright (c) 2005, Linköpings universitet, Department of |
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5 | * Computer and Information Science, PELAB |
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6 | * |
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7 | * All rights reserved. |
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8 | * |
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9 | * (The new BSD license, see also |
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10 | * http://www.opensource.org/licenses/bsd-license.php) |
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11 | * |
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12 | * |
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13 | * Redistribution and use in source and binary forms, with or without |
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14 | * modification, are permitted provided that the following conditions are |
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15 | * met: |
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16 | * |
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17 | * * Redistributions of source code must retain the above copyright |
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18 | * notice, this list of conditions and the following disclaimer. |
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19 | * |
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20 | * * Redistributions in binary form must reproduce the above copyright |
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21 | * notice, this list of conditions and the following disclaimer in |
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22 | * the documentation and/or other materials provided with the |
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23 | * distribution. |
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24 | * |
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25 | * * Neither the name of Linköpings universitet nor the names of its |
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26 | * contributors may be used to endorse or promote products derived from |
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27 | * this software without specific prior written permission. |
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28 | * |
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29 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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30 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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31 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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32 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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33 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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34 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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35 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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36 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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37 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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38 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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39 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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40 | */ |
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41 | |
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42 | package org.modelica.mdt.ui; |
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43 | |
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44 | import org.eclipse.core.resources.IContainer; |
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45 | import org.eclipse.core.resources.IFolder; |
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46 | import org.eclipse.core.resources.IProject; |
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47 | import org.eclipse.core.runtime.CoreException; |
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48 | import org.eclipse.jface.viewers.ITreeContentProvider; |
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49 | import org.eclipse.jface.viewers.Viewer; |
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50 | import org.modelica.mdt.MdtPlugin; |
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51 | import org.modelica.mdt.core.IModelicaProject; |
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52 | import org.modelica.mdt.core.IModelicaRoot; |
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53 | import org.modelica.mdt.core.IParent; |
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54 | |
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55 | /** |
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56 | * @author Elmir Jagudin |
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57 | * |
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58 | */ |
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59 | public class ModelicaElementContentProvider implements ITreeContentProvider |
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60 | { |
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61 | |
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62 | public Object[] getElements(Object inputElement) |
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63 | { |
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64 | try |
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65 | { |
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66 | if (inputElement instanceof IModelicaRoot) |
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67 | { |
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68 | return ((IModelicaRoot)inputElement).getProjects(); |
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69 | } |
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70 | |
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71 | } |
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72 | catch (CoreException e) |
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73 | { |
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74 | MdtPlugin.log(e); |
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75 | } |
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76 | return new Object[] {}; |
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77 | } |
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78 | |
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79 | public void dispose() |
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80 | { |
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81 | } |
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82 | |
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83 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) |
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84 | { |
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85 | } |
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86 | |
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87 | public Object[] getChildren(Object parent) |
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88 | { |
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89 | if (parent instanceof IContainer) |
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90 | { |
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91 | try |
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92 | { |
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93 | return ((IContainer)parent).members(); |
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94 | } |
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95 | catch (CoreException e) |
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96 | { |
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97 | MdtPlugin.log(e); |
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98 | } |
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99 | } |
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100 | else if (parent instanceof IModelicaProject) |
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101 | { |
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102 | return ((IModelicaProject)parent).getRootFolder().getChildren().toArray(); |
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103 | } |
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104 | else if (parent instanceof IParent) |
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105 | { |
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106 | return ((IParent)parent).getChildren().toArray(); |
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107 | } |
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108 | return null; |
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109 | } |
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110 | |
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111 | public Object getParent(Object element) |
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112 | { |
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113 | return null; |
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114 | } |
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115 | |
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116 | public boolean hasChildren(Object element) |
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117 | { |
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118 | if (element instanceof IProject) |
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119 | { |
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120 | return ((IProject)element).isOpen(); |
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121 | } |
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122 | else if (element instanceof IFolder) |
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123 | { |
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124 | return true; |
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125 | } |
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126 | else if (element instanceof IModelicaProject) |
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127 | { |
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128 | return ((IModelicaProject)element).getProject().isOpen(); |
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129 | } |
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130 | else if (element instanceof IParent) |
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131 | { |
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132 | return true; |
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133 | } |
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134 | return false; |
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135 | } |
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136 | } |
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