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1
11 package org.eclipse.jdt.internal.ui.wizards.buildpaths;
12
13 import org.eclipse.core.runtime.CoreException;
14
15 import org.eclipse.swt.widgets.Shell;
16
17 import org.eclipse.jface.resource.JFaceResources;
18 import org.eclipse.jface.wizard.IWizardPage;
19 import org.eclipse.jface.wizard.Wizard;
20 import org.eclipse.jface.wizard.WizardDialog;
21
22 import org.eclipse.jdt.core.IClasspathEntry;
23 import org.eclipse.jdt.core.IJavaProject;
24
25 import org.eclipse.jdt.ui.wizards.IClasspathContainerPage;
26 import org.eclipse.jdt.ui.wizards.IClasspathContainerPageExtension;
27 import org.eclipse.jdt.ui.wizards.IClasspathContainerPageExtension2;
28
29 import org.eclipse.jdt.internal.ui.util.ExceptionHandler;
30 import org.eclipse.jdt.internal.ui.util.PixelConverter;
31 import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages;
32
33
34
36 public class ClasspathContainerWizard extends Wizard {
37
38 private ClasspathContainerDescriptor fPageDesc;
39 private IClasspathEntry fEntryToEdit;
40
41 private IClasspathEntry[] fNewEntries;
42 private IClasspathContainerPage fContainerPage;
43 private IJavaProject fCurrProject;
44 private IClasspathEntry[] fCurrClasspath;
45
46 private ClasspathContainerSelectionPage fSelectionWizardPage;
47
48
54 public ClasspathContainerWizard(IClasspathEntry entryToEdit, IJavaProject currProject, IClasspathEntry[] currEntries) {
55 this(entryToEdit, null, currProject, currEntries);
56 }
57
58
64 public ClasspathContainerWizard(ClasspathContainerDescriptor pageDesc, IJavaProject currProject, IClasspathEntry[] currEntries) {
65 this(null, pageDesc, currProject, currEntries);
66 }
67
68 private ClasspathContainerWizard(IClasspathEntry entryToEdit, ClasspathContainerDescriptor pageDesc, IJavaProject currProject, IClasspathEntry[] currEntries) {
69 fEntryToEdit= entryToEdit;
70 fPageDesc= pageDesc;
71 fNewEntries= null;
72
73 fCurrProject= currProject;
74 fCurrClasspath= currEntries;
75
76 String  title;
77 if (entryToEdit == null) {
78 title= NewWizardMessages.ClasspathContainerWizard_new_title;
79 } else {
80 title= NewWizardMessages.ClasspathContainerWizard_edit_title;
81 }
82 setWindowTitle(title);
83 }
84
85 public IClasspathEntry[] getNewEntries() {
86 return fNewEntries;
87 }
88
89
92 public boolean performFinish() {
93 if (fContainerPage != null) {
94 if (fContainerPage.finish()) {
95 if (fEntryToEdit == null && fContainerPage instanceof IClasspathContainerPageExtension2) {
96 fNewEntries= ((IClasspathContainerPageExtension2) fContainerPage).getNewContainers();
97 } else {
98 IClasspathEntry entry= fContainerPage.getSelection();
99 fNewEntries= (entry != null) ? new IClasspathEntry[] { entry } : null;
100 }
101 return true;
102 }
103 }
104 return false;
105 }
106
107
110 public void addPages() {
111 if (fPageDesc != null) {
112 fContainerPage= getContainerPage(fPageDesc);
113 addPage(fContainerPage);
114 } else if (fEntryToEdit == null) { ClasspathContainerDescriptor[] containers= ClasspathContainerDescriptor.getDescriptors();
116
117 fSelectionWizardPage= new ClasspathContainerSelectionPage(containers);
118 addPage(fSelectionWizardPage);
119
120 fContainerPage= new ClasspathContainerDefaultPage();
122 addPage(fContainerPage);
123 } else { ClasspathContainerDescriptor[] containers= ClasspathContainerDescriptor.getDescriptors();
125 ClasspathContainerDescriptor descriptor= findDescriptorPage(containers, fEntryToEdit);
126 fContainerPage= getContainerPage(descriptor);
127 addPage(fContainerPage);
128 }
129 super.addPages();
130 }
131
132 private IClasspathContainerPage getContainerPage(ClasspathContainerDescriptor pageDesc) {
133 IClasspathContainerPage containerPage= null;
134 if (pageDesc != null) {
135 IClasspathContainerPage page= pageDesc.getPage();
136 if (page != null) {
137 return page; }
139 try {
140 containerPage= pageDesc.createPage();
141 } catch (CoreException e) {
142 handlePageCreationFailed(e);
143 containerPage= null;
144 }
145 }
146
147 if (containerPage == null) {
148 containerPage= new ClasspathContainerDefaultPage();
149 if (pageDesc != null) {
150 pageDesc.setPage(containerPage); }
152 }
153
154 if (containerPage instanceof IClasspathContainerPageExtension) {
155 ((IClasspathContainerPageExtension) containerPage).initialize(fCurrProject, fCurrClasspath);
156 }
157
158 containerPage.setSelection(fEntryToEdit);
159 containerPage.setWizard(this);
160 return containerPage;
161 }
162
163
166 public IWizardPage getNextPage(IWizardPage page) {
167 if (page == fSelectionWizardPage) {
168
169 ClasspathContainerDescriptor selected= fSelectionWizardPage.getSelected();
170 fContainerPage= getContainerPage(selected);
171
172 return fContainerPage;
173 }
174 return super.getNextPage(page);
175 }
176
177 private void handlePageCreationFailed(CoreException e) {
178 String title= NewWizardMessages.ClasspathContainerWizard_pagecreationerror_title;
179 String message= NewWizardMessages.ClasspathContainerWizard_pagecreationerror_message;
180 ExceptionHandler.handle(e, getShell(), title, message);
181 }
182
183
184 private ClasspathContainerDescriptor findDescriptorPage(ClasspathContainerDescriptor[] containers, IClasspathEntry entry) {
185 for (int i = 0; i < containers.length; i++) {
186 if (containers[i].canEdit(entry)) {
187 return containers[i];
188 }
189 }
190 return null;
191 }
192
193
196 public void dispose() {
197 if (fSelectionWizardPage != null) {
198 ClasspathContainerDescriptor[] descriptors= fSelectionWizardPage.getContainers();
199 for (int i= 0; i < descriptors.length; i++) {
200 descriptors[i].dispose();
201 }
202 }
203 super.dispose();
204 }
205
206
209 public boolean canFinish() {
210 if (fSelectionWizardPage != null) {
211 if (!fContainerPage.isPageComplete()) {
212 return false;
213 }
214 }
215 if (fContainerPage != null) {
216 return fContainerPage.isPageComplete();
217 }
218 return false;
219 }
220
221 public static int openWizard(Shell shell, ClasspathContainerWizard wizard) {
222 WizardDialog dialog= new WizardDialog(shell, wizard);
223 PixelConverter converter= new PixelConverter(JFaceResources.getDialogFont());
224 dialog.setMinimumPageSize(converter.convertWidthInCharsToPixels(70), converter.convertHeightInCharsToPixels(20));
225 dialog.create();
226 return dialog.open();
227 }
228
229 }
230 |
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