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; |
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43 | |
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44 | |
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45 | import java.io.ByteArrayInputStream; |
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46 | import java.io.IOException; |
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47 | import java.io.InputStream; |
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48 | import java.lang.reflect.InvocationTargetException; |
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49 | import java.util.regex.Pattern; |
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50 | |
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51 | import org.eclipse.core.resources.IContainer; |
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52 | import org.eclipse.core.resources.IFile; |
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53 | import org.eclipse.core.resources.IResource; |
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54 | import org.eclipse.core.resources.IWorkspaceRoot; |
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55 | import org.eclipse.core.resources.ResourcesPlugin; |
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56 | import org.eclipse.core.runtime.CoreException; |
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57 | import org.eclipse.core.runtime.IPath; |
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58 | import org.eclipse.core.runtime.IProgressMonitor; |
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59 | import org.eclipse.core.runtime.IStatus; |
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60 | import org.eclipse.core.runtime.Path; |
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61 | import org.eclipse.core.runtime.Status; |
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62 | import org.eclipse.jface.dialogs.DialogPage; |
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63 | import org.eclipse.jface.dialogs.ErrorDialog; |
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64 | import org.eclipse.jface.dialogs.MessageDialog; |
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65 | import org.eclipse.jface.operation.IRunnableWithProgress; |
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66 | import org.eclipse.jface.viewers.IStructuredSelection; |
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67 | import org.eclipse.jface.wizard.Wizard; |
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68 | import org.eclipse.jface.wizard.WizardPage; |
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69 | import org.eclipse.swt.SWT; |
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70 | import org.eclipse.swt.events.ModifyEvent; |
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71 | import org.eclipse.swt.events.ModifyListener; |
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72 | import org.eclipse.swt.events.SelectionAdapter; |
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73 | import org.eclipse.swt.events.SelectionEvent; |
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74 | import org.eclipse.swt.events.SelectionListener; |
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75 | import org.eclipse.swt.layout.GridData; |
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76 | import org.eclipse.swt.layout.GridLayout; |
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77 | import org.eclipse.swt.widgets.Combo; |
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78 | import org.eclipse.swt.widgets.Composite; |
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79 | import org.eclipse.swt.widgets.Label; |
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80 | import org.eclipse.swt.widgets.Text; |
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81 | import org.eclipse.swt.widgets.Button; |
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82 | import org.eclipse.ui.INewWizard; |
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83 | import org.eclipse.ui.IWorkbench; |
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84 | import org.eclipse.ui.IWorkbenchPage; |
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85 | import org.eclipse.ui.PartInitException; |
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86 | import org.eclipse.ui.PlatformUI; |
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87 | import org.eclipse.ui.dialogs.ContainerSelectionDialog; |
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88 | import org.eclipse.ui.ide.IDE; |
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89 | |
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90 | public class NewClassWizard extends Wizard implements INewWizard |
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91 | { |
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92 | |
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93 | public class NewClassPage extends WizardPage |
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94 | { |
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95 | private Text sourceFolder; |
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96 | private Text className; |
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97 | private Combo classType; |
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98 | private Button initialEquation; |
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99 | private Button partialClass; |
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100 | private Button externalBody; |
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101 | |
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102 | private IPath selection = null; |
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103 | |
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104 | |
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105 | /* regexp pattern of a valid modelica class name */ |
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106 | //TODO add complete regexp for modelcia class name |
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107 | // see modelica specification page 9 (and perhaps some other pages as well) |
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108 | // http://www.modelica.org/documents/ModelicaSpec22.pdf |
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109 | Pattern classNamePattern = Pattern.compile("[a-zA-Z]\\w*"); |
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110 | |
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111 | private boolean classNameValid = false; |
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112 | private boolean sourceFolderValid = false; |
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113 | |
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114 | public NewClassPage() |
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115 | { |
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116 | super(""); |
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117 | } |
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118 | |
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119 | public void createControl(Composite parent) |
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120 | { |
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121 | setPageComplete(false); |
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122 | /* |
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123 | * configure description of this page |
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124 | */ |
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125 | setTitle("Modelica Class"); |
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126 | setDescription("Create a new Modelica class."); |
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127 | |
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128 | // TODO set image descriptor |
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129 | //setImageDescriptor(...); |
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130 | |
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131 | /* |
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132 | * setup widgets for this page |
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133 | */ |
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134 | Composite composite= new Composite(parent, SWT.NONE); |
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135 | setControl(composite); |
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136 | composite.setFont(parent.getFont()); |
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137 | |
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138 | GridLayout layout = new GridLayout(); |
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139 | layout.numColumns = 3; |
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140 | composite.setLayout(layout); |
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141 | |
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142 | GridData gd; |
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143 | |
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144 | /* source folder field */ |
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145 | Label l = new Label(composite, SWT.LEFT | SWT.WRAP); |
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146 | l.setText("Source folder:"); |
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147 | gd = new GridData(); |
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148 | gd.horizontalAlignment = GridData.BEGINNING; |
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149 | l.setLayoutData(gd); |
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150 | |
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151 | sourceFolder = new Text(composite, SWT.SINGLE | SWT.BORDER); |
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152 | gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL); |
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153 | sourceFolder.setLayoutData(gd); |
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154 | setSourceFolder(selection); |
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155 | |
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156 | sourceFolder.addModifyListener(new ModifyListener() |
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157 | { |
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158 | /* check if entered path exists */ |
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159 | public void modifyText(ModifyEvent e) |
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160 | { |
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161 | sourceFolderChanged(); |
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162 | } |
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163 | }); |
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164 | |
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165 | |
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166 | Button b = new Button(composite, SWT.PUSH); |
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167 | b.setText("Browse..."); |
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168 | gd = new GridData(); |
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169 | gd.horizontalAlignment = GridData.END; |
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170 | b.setLayoutData(gd); |
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171 | b.addSelectionListener(new SelectionAdapter() |
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172 | { |
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173 | public void widgetSelected(SelectionEvent e) |
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174 | { |
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175 | handleBrowse(); |
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176 | } |
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177 | }); |
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178 | |
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179 | |
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180 | /* class name field */ |
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181 | l = new Label(composite, SWT.LEFT | SWT.WRAP); |
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182 | l.setText("Name:"); |
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183 | gd = new GridData(); |
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184 | gd.horizontalAlignment = GridData.BEGINNING; |
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185 | l.setLayoutData(gd); |
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186 | |
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187 | className = new Text(composite, SWT.SINGLE | SWT.BORDER); |
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188 | gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL); |
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189 | gd.horizontalSpan = 2; |
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190 | className.setLayoutData(gd); |
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191 | |
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192 | className.addModifyListener(new ModifyListener() |
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193 | { |
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194 | /* check if entered classname is valid */ |
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195 | public void modifyText(ModifyEvent e) |
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196 | { |
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197 | if (!isLegalClassName(className.getText())) |
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198 | { |
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199 | classNameValid = false; |
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200 | updateStatus("Class name is not valid. Illegal identifier.", |
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201 | DialogPage.WARNING); |
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202 | } |
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203 | else |
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204 | { |
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205 | classNameValid = true; |
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206 | updateStatus(null, DialogPage.NONE); |
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207 | } |
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208 | } |
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209 | }); |
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210 | className.setFocus(); |
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211 | |
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212 | /* class type field */ |
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213 | l = new Label(composite, SWT.LEFT | SWT.WRAP); |
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214 | l.setText("Type:"); |
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215 | gd = new GridData(); |
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216 | gd.horizontalAlignment = GridData.BEGINNING; |
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217 | l.setLayoutData(gd); |
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218 | |
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219 | classType = new Combo(composite, SWT.READ_ONLY); |
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220 | classType.setItems(new String [] {"model", "class", "connector", "record", |
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221 | "block", "type", "function"}); |
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222 | classType.setVisibleItemCount(7); |
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223 | classType.select(0); |
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224 | |
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225 | gd = new GridData(); |
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226 | gd.horizontalAlignment = GridData.BEGINNING; |
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227 | classType.setLayoutData(gd); |
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228 | |
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229 | classType.addSelectionListener(new SelectionListener() |
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230 | { |
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231 | |
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232 | public void widgetSelected(SelectionEvent e) |
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233 | { |
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234 | /* |
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235 | * update state of the modifiers checkboxes |
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236 | */ |
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237 | initialEquation.setEnabled |
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238 | (NewClassWizard.classTypeHaveEquations(classType.getText())); |
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239 | |
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240 | partialClass.setEnabled |
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241 | (NewClassWizard.canBePartial(classType.getText())); |
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242 | |
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243 | externalBody.setEnabled(classType.getText().equals("function")); |
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244 | |
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245 | } |
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246 | |
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247 | public void widgetDefaultSelected(SelectionEvent e) |
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248 | {} |
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249 | |
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250 | }); |
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251 | |
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252 | /* fill upp 'empty' space */ |
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253 | new Label(composite, SWT.NONE); |
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254 | |
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255 | |
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256 | /* create separator */ |
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257 | l = new Label(composite, SWT.HORIZONTAL | SWT.SEPARATOR); |
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258 | gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL); |
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259 | gd.horizontalSpan = 3; |
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260 | l.setLayoutData(gd); |
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261 | |
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262 | |
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263 | /* modifiers section */ |
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264 | l = new Label(composite, SWT.NONE); |
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265 | l.setText("Modifiers:"); |
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266 | |
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267 | /* initial equation block */ |
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268 | initialEquation = new Button(composite, SWT.CHECK); |
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269 | initialEquation.setText("include initial equation block"); |
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270 | |
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271 | gd = new GridData(); |
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272 | gd.horizontalAlignment = GridData.BEGINNING; |
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273 | gd.horizontalSpan = 2; |
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274 | initialEquation.setLayoutData(gd); |
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275 | |
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276 | /* partial class */ |
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277 | new Label(composite, SWT.NONE); /* empty label for padding */ |
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278 | partialClass = new Button(composite, SWT.CHECK); |
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279 | partialClass.setText("is partial class"); |
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280 | |
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281 | gd = new GridData(); |
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282 | gd.horizontalAlignment = GridData.BEGINNING; |
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283 | gd.horizontalSpan = 2; |
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284 | partialClass.setLayoutData(gd); |
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285 | |
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286 | /* external body */ |
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287 | new Label(composite, SWT.NONE); /* empty label for padding */ |
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288 | externalBody = new Button(composite, SWT.CHECK); |
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289 | externalBody.setText("have external body"); |
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290 | externalBody.setEnabled(false); |
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291 | |
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292 | gd = new GridData(); |
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293 | gd.horizontalAlignment = GridData.BEGINNING; |
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294 | gd.horizontalSpan = 2; |
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295 | externalBody.setLayoutData(gd); |
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296 | |
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297 | |
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298 | } |
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299 | |
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300 | private void sourceFolderChanged() |
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301 | { |
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302 | IResource container = ResourcesPlugin.getWorkspace().getRoot() |
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303 | .findMember(new Path(sourceFolder.getText())); |
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304 | |
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305 | sourceFolderValid = false; |
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306 | if (sourceFolder.getText().length() == 0) { |
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307 | updateStatus("File container must be specified", DialogPage.ERROR); |
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308 | return; |
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309 | } |
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310 | if (container == null |
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311 | || (container.getType() & (IResource.PROJECT | IResource.FOLDER)) == 0) { |
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312 | updateStatus("File container must exist", DialogPage.ERROR); |
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313 | return; |
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314 | } |
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315 | if (!container.isAccessible()) { |
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316 | updateStatus("Project must be writable", DialogPage.ERROR); |
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317 | return; |
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318 | } |
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319 | sourceFolderValid = true; |
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320 | updateStatus(null, DialogPage.NONE); |
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321 | } |
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322 | |
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323 | /** |
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324 | * @return true if name is a valid modelica class name |
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325 | */ |
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326 | protected boolean isLegalClassName(String name) |
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327 | { |
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328 | return classNamePattern.matcher(name).matches(); |
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329 | } |
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330 | |
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331 | public void init(IStructuredSelection selection) |
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332 | { |
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333 | if (selection == null || selection.size() != 1) |
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334 | { |
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335 | return; |
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336 | } |
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337 | if (!(selection.getFirstElement() instanceof IResource)) |
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338 | { |
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339 | return; |
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340 | } |
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341 | |
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342 | /* |
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343 | * now we know that a single element of type IResource is selected |
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344 | */ |
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345 | IResource sel = (IResource) selection.getFirstElement(); |
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346 | |
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347 | this.selection = sel.getFullPath(); |
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348 | if (sel.getType() == IResource.FILE) |
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349 | { |
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350 | this.selection = this.selection.removeLastSegments(1); |
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351 | } |
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352 | } |
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353 | |
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354 | private void handleBrowse() |
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355 | { |
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356 | ContainerSelectionDialog dialog = |
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357 | new ContainerSelectionDialog( |
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358 | getShell(), ResourcesPlugin.getWorkspace().getRoot(), false, |
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359 | "Choose a source folder:"); |
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360 | |
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361 | if (dialog.open() == ContainerSelectionDialog.OK) |
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362 | { |
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363 | Object[] result = dialog.getResult(); |
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364 | if (result.length == 1) |
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365 | { |
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366 | setSourceFolder((IPath) result[0]); |
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367 | } |
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368 | } |
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369 | } |
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370 | |
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371 | private void updateStatus(String message, int messageType) |
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372 | { |
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373 | setMessage(message, messageType); |
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374 | setPageComplete((classNameValid && sourceFolderValid)); |
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375 | } |
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376 | |
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377 | |
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378 | public void setSourceFolder(IPath path) |
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379 | { |
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380 | if (path != null) |
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381 | { |
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382 | sourceFolder.setText(path.makeRelative().toString()); |
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383 | setPageComplete(isPageComplete()); |
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384 | sourceFolderValid = true; |
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385 | } |
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386 | } |
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387 | |
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388 | } |
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389 | |
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390 | |
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391 | private NewClassPage classPage = new NewClassPage(); |
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392 | |
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393 | public NewClassWizard() |
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394 | { |
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395 | super(); |
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396 | } |
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397 | |
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398 | /** |
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399 | * @param classType name of the class type, e.g. 'record' |
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400 | * @return false if class type can't have equations, e.g. |
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401 | * false is returned for record |
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402 | */ |
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403 | public static boolean classTypeHaveEquations(String classType) |
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404 | { |
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405 | return |
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406 | !(classType.equals("record") |
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407 | || classType.equals("type") |
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408 | || classType.equals("connector") |
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409 | || classType.equals("function")); |
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410 | } |
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411 | |
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412 | /** |
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413 | * @param classType name of the class type, e.g. 'record' |
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414 | * @return false if class type can't have equations, e.g. |
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415 | * false is returned for type |
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416 | */ |
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417 | public static boolean canBePartial(String classType) |
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418 | { |
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419 | return |
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420 | (!(classType.equals("type") |
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421 | || classType.equals("function"))); |
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422 | } |
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423 | |
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424 | |
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425 | @Override |
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426 | public boolean performFinish() |
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427 | { |
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428 | final String sourceFolder = classPage.sourceFolder.getText(); |
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429 | final String className = classPage.className.getText(); |
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430 | final String classType = classPage.classType.getText(); |
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431 | final boolean initialEquationBlock = |
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432 | classPage.initialEquation.getSelection(); |
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433 | final boolean partialClass = |
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434 | classPage.partialClass.getSelection(); |
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435 | final boolean externalBody = |
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436 | classPage.externalBody.getSelection(); |
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437 | |
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438 | |
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439 | IRunnableWithProgress op = new IRunnableWithProgress() { |
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440 | public void run(IProgressMonitor monitor) |
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441 | throws InvocationTargetException |
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442 | { |
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443 | try |
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444 | { |
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445 | doFinish(sourceFolder, className, classType, |
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446 | initialEquationBlock, partialClass, externalBody, monitor); |
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447 | } |
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448 | catch (CoreException e) |
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449 | { |
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450 | throw new InvocationTargetException(e); |
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451 | } |
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452 | finally |
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453 | { |
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454 | monitor.done(); |
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455 | } |
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456 | } |
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457 | }; |
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458 | try |
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459 | { |
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460 | getContainer().run(true, false, op); |
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461 | } |
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462 | catch (InterruptedException e) |
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463 | { |
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464 | return false; |
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465 | } |
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466 | catch (InvocationTargetException e) |
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467 | { |
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468 | Throwable realException = e.getTargetException(); |
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469 | MessageDialog.openError(getShell(), "Error", realException.getMessage()); |
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470 | return false; |
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471 | } |
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472 | return true; |
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473 | } |
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474 | |
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475 | protected void doFinish(String sourceFolder, String className, |
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476 | String classType, boolean initialEquationBlock, boolean partialClass, |
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477 | boolean haveExternalBody, IProgressMonitor monitor) |
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478 | throws CoreException |
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479 | { |
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480 | // create a sample file |
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481 | monitor.beginTask("Creating " + className, 2); |
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482 | |
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483 | IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot(); |
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484 | IResource resource = root.findMember(new Path(sourceFolder)); |
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485 | |
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486 | IContainer container = (IContainer) resource; |
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487 | |
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488 | final IFile file = container.getFile(new Path(className+".mo")); |
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489 | |
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490 | try |
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491 | { |
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492 | String contents = generateClassContentes(className, classType, |
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493 | initialEquationBlock, partialClass, haveExternalBody); |
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494 | InputStream stream = |
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495 | new ByteArrayInputStream(contents.getBytes()); |
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496 | if (file.exists()) |
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497 | { |
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498 | file.appendContents(stream, true, true, monitor); |
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499 | } |
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500 | else |
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501 | { |
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502 | file.create(stream, true, monitor); |
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503 | } |
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504 | stream.close(); |
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505 | } |
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506 | catch (IOException e) |
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507 | { |
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508 | /* ignored */ |
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509 | } |
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510 | monitor.worked(1); |
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511 | monitor.setTaskName("Opening file for editing..."); |
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512 | getShell().getDisplay().asyncExec(new Runnable() |
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513 | { |
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514 | public void run() |
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515 | { |
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516 | IWorkbenchPage page = |
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517 | PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
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518 | try |
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519 | { |
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520 | IDE.openEditor(page, file, true); |
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521 | } |
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522 | catch (PartInitException e) |
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523 | { |
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524 | ErrorDialog.openError(null, "Error", |
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525 | "Could not open class filer in an editor.",(new Status(IStatus.ERROR, |
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526 | MdtPlugin.getSymbolicName(), 0, |
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527 | "error starting editor for " + file.getName(), e))); |
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528 | } |
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529 | } |
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530 | }); |
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531 | monitor.worked(1); |
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532 | |
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533 | } |
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534 | |
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535 | private String generateClassContentes(String className, String classType, |
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536 | boolean initialEquationBlock, boolean partialClass, boolean haveExternalBody) |
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537 | { |
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538 | /* |
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539 | * the gory logic of generating a skeleton for a modelica class |
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540 | */ |
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541 | String contents = ""; |
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542 | |
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543 | if (canBePartial(classType) && partialClass) |
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544 | { |
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545 | contents += "partial "; |
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546 | } |
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547 | |
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548 | contents += classType + " " + className; |
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549 | |
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550 | if (classTypeHaveEquations(classType)) |
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551 | { |
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552 | contents += "\n\nequation\n"; |
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553 | if (initialEquationBlock) |
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554 | { |
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555 | contents += "\ninitial equation\n"; |
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556 | } |
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557 | } |
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558 | |
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559 | if (classType.equals("function")) |
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560 | { |
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561 | if (haveExternalBody) |
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562 | { |
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563 | contents += "\nexternal"; |
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564 | } |
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565 | else |
---|
566 | { |
---|
567 | contents += "\nalgorithm\n"; |
---|
568 | } |
---|
569 | } |
---|
570 | |
---|
571 | if (!classType.equals("type")) |
---|
572 | { |
---|
573 | contents += "\nend " + className; |
---|
574 | } |
---|
575 | |
---|
576 | contents += ";"; |
---|
577 | return contents ; |
---|
578 | } |
---|
579 | |
---|
580 | public void init(IWorkbench workbench, IStructuredSelection selection) |
---|
581 | { |
---|
582 | classPage.init(selection); |
---|
583 | setWindowTitle("New Modelica Class"); |
---|
584 | } |
---|
585 | |
---|
586 | @Override |
---|
587 | public void addPages() |
---|
588 | { |
---|
589 | addPage(classPage); |
---|
590 | } |
---|
591 | } |
---|