]>
Commit | Line | Data |
---|---|---|
1b2798f6 EK |
1 | /******************************************************************************* |
2 | * Copyright (c) 2000, 2011 IBM Corporation and others. | |
3 | * All rights reserved. This program and the accompanying materials | |
4 | * are made available under the terms of the Eclipse Public License v1.0 | |
5 | * which accompanies this distribution, and is available at | |
6 | * http://www.eclipse.org/legal/epl-v10.html | |
7 | * | |
8 | * Contributors: | |
9 | * IBM Corporation - initial API and implementation | |
10 | *******************************************************************************/ | |
11 | package org.eclipse.jdt.internal.ui.wizards.buildpaths; | |
12 | import java.util.List; | |
13 | ||
14 | import org.eclipse.swt.SWT; | |
15 | import org.eclipse.swt.events.SelectionEvent; | |
16 | import org.eclipse.swt.events.SelectionListener; | |
17 | import org.eclipse.swt.layout.GridData; | |
18 | import org.eclipse.swt.widgets.Button; | |
19 | import org.eclipse.swt.widgets.Composite; | |
20 | import org.eclipse.swt.widgets.Control; | |
21 | import org.eclipse.swt.widgets.Label; | |
22 | import org.eclipse.swt.widgets.Shell; | |
23 | import org.eclipse.swt.widgets.Text; | |
24 | ||
25 | import org.eclipse.core.runtime.IPath; | |
26 | import org.eclipse.core.runtime.Path; | |
27 | ||
28 | import org.eclipse.jface.dialogs.StatusDialog; | |
29 | import org.eclipse.jface.viewers.DoubleClickEvent; | |
30 | import org.eclipse.jface.viewers.IDoubleClickListener; | |
31 | import org.eclipse.jface.viewers.ISelectionChangedListener; | |
32 | import org.eclipse.jface.viewers.SelectionChangedEvent; | |
33 | import org.eclipse.jface.window.Window; | |
34 | ||
35 | import org.eclipse.ui.PlatformUI; | |
36 | ||
37 | import org.eclipse.jdt.core.JavaCore; | |
38 | ||
39 | import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; | |
40 | import org.eclipse.jdt.internal.ui.JavaPlugin; | |
41 | import org.eclipse.jdt.internal.ui.dialogs.StatusInfo; | |
42 | import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages; | |
43 | import org.eclipse.jdt.internal.ui.wizards.dialogfields.IStringButtonAdapter; | |
44 | import org.eclipse.jdt.internal.ui.wizards.dialogfields.StringButtonDialogField; | |
45 | ||
46 | public class VariablePathDialogField extends StringButtonDialogField { | |
47 | ||
48 | public static class ChooseVariableDialog extends StatusDialog implements ISelectionChangedListener, IDoubleClickListener { | |
49 | private VariableBlock fVariableBlock; | |
50 | ||
51 | public ChooseVariableDialog(Shell parent, String variableSelection) { | |
52 | super(parent); | |
53 | ||
54 | setTitle(NewWizardMessages.VariablePathDialogField_variabledialog_title); | |
55 | fVariableBlock= new VariableBlock(false, variableSelection); | |
56 | } | |
57 | ||
58 | @Override | |
59 | protected Control createDialogArea(Composite parent) { | |
60 | Composite composite= (Composite) super.createDialogArea(parent); | |
61 | Control control= fVariableBlock.createContents(composite); | |
62 | ||
63 | GridData data= new GridData(GridData.FILL_BOTH); | |
64 | data.widthHint= convertWidthInCharsToPixels(80); | |
65 | data.heightHint= convertHeightInCharsToPixels(15); | |
66 | control.setLayoutData(data); | |
67 | ||
68 | fVariableBlock.addDoubleClickListener(this); | |
69 | fVariableBlock.addSelectionChangedListener(this); | |
70 | applyDialogFont(composite); | |
71 | return composite; | |
72 | } | |
73 | ||
74 | /* | |
75 | * @see org.eclipse.jface.dialogs.Dialog#isResizable() | |
76 | * @since 3.4 | |
77 | */ | |
78 | @Override | |
79 | protected boolean isResizable() { | |
80 | return true; | |
81 | } | |
82 | ||
83 | @Override | |
84 | protected void okPressed() { | |
85 | fVariableBlock.performOk(); | |
86 | super.okPressed(); | |
87 | } | |
88 | ||
89 | public String getSelectedVariable() { | |
90 | List<CPVariableElement> elements= fVariableBlock.getSelectedElements(); | |
91 | return elements.get(0).getName(); | |
92 | } | |
93 | ||
94 | /* | |
95 | * @see IDoubleClickListener#doubleClick(DoubleClickEvent) | |
96 | */ | |
97 | public void doubleClick(DoubleClickEvent event) { | |
98 | if (getStatus().isOK()) { | |
99 | okPressed(); | |
100 | } | |
101 | } | |
102 | ||
103 | /* (non-Javadoc) | |
104 | * @see ISelectionChangedListener#selectionChanged(SelectionChangedEvent) | |
105 | */ | |
106 | public void selectionChanged(SelectionChangedEvent event) { | |
107 | List<CPVariableElement> elements= fVariableBlock.getSelectedElements(); | |
108 | StatusInfo status= new StatusInfo(); | |
109 | if (elements.size() != 1) { | |
110 | status.setError(""); //$NON-NLS-1$ | |
111 | } | |
112 | updateStatus(status); | |
113 | } | |
114 | /* | |
115 | * @see org.eclipse.jface.window.Window#configureShell(Shell) | |
116 | */ | |
117 | @Override | |
118 | protected void configureShell(Shell newShell) { | |
119 | super.configureShell(newShell); | |
120 | PlatformUI.getWorkbench().getHelpSystem().setHelp(newShell, IJavaHelpContextIds.CHOOSE_VARIABLE_DIALOG); | |
121 | } | |
122 | } | |
123 | ||
124 | private Button fBrowseVariableButton; | |
125 | private String fVariableButtonLabel; | |
126 | ||
127 | public VariablePathDialogField(IStringButtonAdapter adapter) { | |
128 | super(adapter); | |
129 | } | |
130 | ||
131 | public void setVariableButtonLabel(String label) { | |
132 | fVariableButtonLabel= label; | |
133 | } | |
134 | ||
135 | // ------- layout helpers | |
136 | ||
137 | @Override | |
138 | public Control[] doFillIntoGrid(Composite parent, int nColumns) { | |
139 | assertEnoughColumns(nColumns); | |
140 | ||
141 | Label label= getLabelControl(parent); | |
142 | label.setLayoutData(gridDataForLabel(1)); | |
143 | Text text= getTextControl(parent); | |
144 | text.setLayoutData(gridDataForText(nColumns - 3)); | |
145 | Button variableButton= getBrowseVariableControl(parent); | |
146 | variableButton.setLayoutData(gridDataForButton(variableButton, 1)); | |
147 | Button browseButton= getChangeControl(parent); | |
148 | browseButton.setLayoutData(gridDataForButton(browseButton, 1)); | |
149 | return new Control[] { label, text, variableButton, browseButton }; | |
150 | } | |
151 | ||
152 | @Override | |
153 | public int getNumberOfControls() { | |
154 | return 4; | |
155 | } | |
156 | public Button getBrowseVariableControl(Composite parent) { | |
157 | if (fBrowseVariableButton == null) { | |
158 | assertCompositeNotNull(parent); | |
159 | ||
160 | fBrowseVariableButton= new Button(parent, SWT.PUSH); | |
161 | fBrowseVariableButton.setText(fVariableButtonLabel); | |
162 | fBrowseVariableButton.setEnabled(isEnabled()); | |
163 | fBrowseVariableButton.addSelectionListener(new SelectionListener() { | |
164 | public void widgetDefaultSelected(SelectionEvent e) { | |
165 | chooseVariablePressed(); | |
166 | } | |
167 | public void widgetSelected(SelectionEvent e) { | |
168 | chooseVariablePressed(); | |
169 | } | |
170 | }); | |
171 | ||
172 | } | |
173 | return fBrowseVariableButton; | |
174 | } | |
175 | ||
176 | public IPath getPath() { | |
177 | return new Path(getText()); | |
178 | } | |
179 | ||
180 | public String getVariable() { | |
181 | IPath path= getPath(); | |
182 | if (!path.isEmpty()) { | |
183 | return path.segment(0); | |
184 | } | |
185 | return null; | |
186 | } | |
187 | ||
188 | public IPath getPathExtension() { | |
189 | return new Path(getText()).removeFirstSegments(1).setDevice(null); | |
190 | } | |
191 | ||
192 | public IPath getResolvedPath() { | |
193 | String variable= getVariable(); | |
194 | if (variable != null) { | |
195 | IPath path= JavaCore.getClasspathVariable(variable); | |
196 | if (path != null) { | |
197 | return path.append(getPathExtension()); | |
198 | } | |
199 | } | |
200 | return null; | |
201 | } | |
202 | ||
203 | private Shell getShell() { | |
204 | if (fBrowseVariableButton != null) { | |
205 | return fBrowseVariableButton.getShell(); | |
206 | } | |
207 | return JavaPlugin.getActiveWorkbenchShell(); | |
208 | } | |
209 | ||
210 | private void chooseVariablePressed() { | |
211 | String variable= getVariable(); | |
212 | ChooseVariableDialog dialog= new ChooseVariableDialog(getShell(), variable); | |
213 | if (dialog.open() == Window.OK) { | |
214 | IPath newPath= new Path(dialog.getSelectedVariable()).append(getPathExtension()); | |
215 | setText(newPath.toString()); | |
216 | } | |
217 | } | |
218 | ||
219 | @Override | |
220 | protected void updateEnableState() { | |
221 | super.updateEnableState(); | |
222 | if (isOkToUse(fBrowseVariableButton)) { | |
223 | fBrowseVariableButton.setEnabled(isEnabled()); | |
224 | } | |
225 | } | |
226 | ||
227 | } |