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1
11 package org.eclipse.update.internal.ui.views;
12
13 import java.lang.reflect.InvocationTargetException  ;
14
15 import org.eclipse.core.runtime.CoreException;
16 import org.eclipse.core.runtime.IStatus;
17 import org.eclipse.jface.dialogs.ErrorDialog;
18 import org.eclipse.jface.viewers.IStructuredSelection;
19 import org.eclipse.swt.widgets.Shell;
20 import org.eclipse.update.configuration.IConfiguredSite;
21 import org.eclipse.update.core.IFeature;
22 import org.eclipse.update.internal.core.InstallRegistry;
23 import org.eclipse.update.internal.operations.OperationFactory;
24 import org.eclipse.update.internal.operations.UpdateUtils;
25 import org.eclipse.update.internal.ui.UpdateUI;
26 import org.eclipse.update.internal.ui.UpdateUIMessages;
27 import org.eclipse.update.internal.ui.model.ConfiguredFeatureAdapter;
28 import org.eclipse.update.operations.IFeatureOperation;
29 import org.eclipse.update.operations.IOperation;
30 import org.eclipse.update.operations.OperationsManager;
31
32 public class FeaturesStateAction extends FeatureAction {
33
34
35 private ConfiguredFeatureAdapter[] adapters;
36
37 public FeaturesStateAction(Shell shell, String text) {
38 super(shell, text);
39 setWindowTitle(UpdateUIMessages.FeatureStateAction_dialogTitle);
40 }
41
42 public void setSelection(IStructuredSelection selection) {
43
44 this.adapters = (ConfiguredFeatureAdapter[]) selection.toList().toArray(new ConfiguredFeatureAdapter[selection.size()]);
45 if (canUnconfigure()) {
46 setText(UpdateUIMessages.FeatureStateAction_disable);
47 } else {
48 setText(UpdateUIMessages.FeatureStateAction_enable);
49 }
50
51 }
52
53 public void run() {
54 try {
55 if ( (adapters == null) && (adapters.length == 0))
56 return;
57
58 IStatus status = OperationsManager.getValidator().validatePlatformConfigValid();
59 if (status != null)
60 throw new CoreException(status);
61
62 boolean isConfigured = canUnconfigure();
63 String message =
65 isConfigured
66 ? UpdateUIMessages.FeatureStateAction_disableQuestion
67 : UpdateUIMessages.FeatureStateAction_EnableQuestion;
68
69 if (!confirm(message))
70 return;
71
72 if (OperationsManager.getValidator().validateCurrentState() != null &&
74 !confirm(UpdateUIMessages.Actions_brokenConfigQuestion))
75 return;
76
77 IOperation toggleOperation = null;
78
79 IFeature[] features = new IFeature[adapters.length];
80 IConfiguredSite[] configuredSites = new IConfiguredSite[adapters.length];
81 for( int i = 0; i < adapters.length; i++) {
82 features[i] = adapters[i].getFeature(null);
83 configuredSites[i] = adapters[i].getConfiguredSite();
84 }
85
86 if (isConfigured) {
87 toggleOperation = ((OperationFactory)OperationsManager.getOperationFactory()).createUnconfigureFeaturesOperation( configuredSites, features);
88 } else if (canConfigure()){
89 toggleOperation = ((OperationFactory)OperationsManager.getOperationFactory()).createConfigureFeaturesOperation( configuredSites, features);
90 }
91
92 if (toggleOperation != null) {
93 boolean restartNeeded = toggleOperation.execute(null, null);
94 UpdateUI.requestRestart(restartNeeded);
95 }
96
97 } catch (CoreException e) {
98 ErrorDialog.openError(shell,
99 null, null, e.getStatus());
100 } catch (InvocationTargetException e) {
101 UpdateUtils.logException(e.getTargetException());
103 }
104 }
105
106 public boolean canExecuteAction() {
107 return canConfigure() || canUnconfigure();
108 }
109
110 private boolean canConfigure() {
111
112 if (adapters == null || adapters.length == 0)
113 return false;
114
115 for( int i = 0; i < adapters.length; i++) {
116
117 if (adapters[i].isConfigured())
118 return false;
119
120 try {
121 IFeatureOperation pendingOperation = OperationsManager.findPendingOperation(adapters[i].getFeature(null));
123 if (pendingOperation != null)
124 return false;
125
126 if (InstallRegistry.getInstance().get("feature_"+adapters[i].getFeature(null).getVersionedIdentifier()) == null) return false;
128 } catch (CoreException e) {
129 return false;
130 }
131 }
132
133 return true;
134 }
135
136 private boolean canUnconfigure() {
137
138 if (adapters == null || adapters.length == 0)
139 return false;
140
141 for( int i = 0; i < adapters.length; i++) {
142
143 if (!adapters[i].isConfigured())
144 return false;
145
146 try {
147 IFeatureOperation pendingOperation = OperationsManager.findPendingOperation(adapters[i].getFeature(null));
149 if (pendingOperation != null)
150 return false;
151
152 if (InstallRegistry.getInstance().get("feature_"+adapters[i].getFeature(null).getVersionedIdentifier()) == null) return false;
154 } catch (CoreException e) {
155 return false;
156 }
157 }
158
159 return true;
160 }
161
162
163 }
164 |
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