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1
11 package org.eclipse.pde.internal.ui.editor.target;
12
13 import org.eclipse.core.runtime.IStatus;
14 import org.eclipse.core.runtime.Path;
15 import org.eclipse.core.runtime.Status;
16 import org.eclipse.debug.ui.StringVariableSelectionDialog;
17 import org.eclipse.jface.dialogs.Dialog;
18 import org.eclipse.jface.dialogs.StatusDialog;
19 import org.eclipse.jface.window.Window;
20 import org.eclipse.pde.core.plugin.TargetPlatform;
21 import org.eclipse.pde.internal.core.itarget.IAdditionalLocation;
22 import org.eclipse.pde.internal.core.itarget.ILocationInfo;
23 import org.eclipse.pde.internal.core.itarget.ITarget;
24 import org.eclipse.pde.internal.ui.PDEPlugin;
25 import org.eclipse.pde.internal.ui.PDEUIMessages;
26 import org.eclipse.pde.internal.ui.util.SWTUtil;
27 import org.eclipse.swt.SWT;
28 import org.eclipse.swt.events.ModifyEvent;
29 import org.eclipse.swt.events.ModifyListener;
30 import org.eclipse.swt.events.SelectionAdapter;
31 import org.eclipse.swt.events.SelectionEvent;
32 import org.eclipse.swt.layout.GridData;
33 import org.eclipse.swt.layout.GridLayout;
34 import org.eclipse.swt.widgets.Button;
35 import org.eclipse.swt.widgets.Composite;
36 import org.eclipse.swt.widgets.Control;
37 import org.eclipse.swt.widgets.DirectoryDialog;
38 import org.eclipse.swt.widgets.Label;
39 import org.eclipse.swt.widgets.Shell;
40 import org.eclipse.swt.widgets.Text;
41
42 public class LocationDialog extends StatusDialog {
43
44 private Text fPath;
45 private ITarget fTarget;
46 private IAdditionalLocation fLocation;
47 private IStatus fOkStatus;
48 private IStatus fErrorStatus;
49
50 public LocationDialog(Shell parent, ITarget target, IAdditionalLocation location) {
51 super(parent);
52 fTarget = target;
53 fLocation = location;
54 }
55
56 protected Control createDialogArea(Composite parent) {
57 Composite container = new Composite(parent, SWT.NULL);
58 GridLayout layout = new GridLayout();
59 layout.numColumns = 4;
60 layout.marginHeight = layout.marginWidth = 10;
61 container.setLayout(layout);
62 GridData gd = new GridData(GridData.FILL_BOTH);
63 container.setLayoutData(gd);
64
65 createEntry(container);
66
67 ModifyListener listener = new ModifyListener() {
68 public void modifyText(ModifyEvent e) {
69 dialogChanged();
70 }
71 };
72 fPath.addModifyListener(listener);
73 setTitle(PDEUIMessages.LocationDialog_title);
74 Dialog.applyDialogFont(container);
75
76 dialogChanged();
77
78 return container;
79 }
80
81 protected void createEntry(Composite container) {
82 Label label = new Label(container, SWT.NULL);
83 label.setText(PDEUIMessages.LocationDialog_path);
84 label.setLayoutData(new GridData());
85
86 fPath = new Text(container, SWT.SINGLE | SWT.BORDER);
87 GridData gd = new GridData(GridData.FILL_HORIZONTAL);
88 gd.horizontalSpan = 3;
89 fPath.setLayoutData(gd);
90
91 if (fLocation != null) {
92 fPath.setText(fLocation.getPath());
93 }
94
95 label = new Label(container, SWT.NONE);
96 gd = new GridData(GridData.FILL_HORIZONTAL);
97 gd.horizontalSpan = 2;
98 label.setLayoutData(gd);
99
100 Button fs = new Button(container, SWT.PUSH);
101 fs.setText(PDEUIMessages.LocationDialog_fileSystem);
102 fs.setLayoutData(new GridData());
103 fs.addSelectionListener(new SelectionAdapter() {
104 public void widgetSelected(SelectionEvent e) {
105 handleBrowseFileSystem();
106 }
107 });
108 SWTUtil.setButtonDimensionHint(fs);
109
110 Button var = new Button(container, SWT.PUSH);
111 var.setText(PDEUIMessages.LocationDialog_variables);
112 var.setLayoutData(new GridData());
113 var.addSelectionListener(new SelectionAdapter() {
114 public void widgetSelected(SelectionEvent e) {
115 handleInsertVariable();
116 }
117 });
118 SWTUtil.setButtonDimensionHint(var);
119 }
120
121 private IStatus createErrorStatus(String  message) {
122 return new Status(IStatus.ERROR, PDEPlugin.getPluginId(), IStatus.OK,
123 message, null);
124 }
125
126 private void dialogChanged() {
127 IStatus status = null;
128 if (fPath.getText().length() == 0)
129 status = getEmptyErrorStatus();
130 else {
131 if (hasPath(fPath.getText()))
132 status = createErrorStatus(PDEUIMessages.LocationDialog_locationExists);
133 }
134 if (status == null)
135 status = getOKStatus();
136 updateStatus(status);
137 }
138
139 private IStatus getOKStatus() {
140 if (fOkStatus == null)
141 fOkStatus = new Status(IStatus.OK, PDEPlugin.getPluginId(),
142 IStatus.OK, "", null);
144 return fOkStatus;
145 }
146
147 private IStatus getEmptyErrorStatus() {
148 if (fErrorStatus == null)
149 fErrorStatus = createErrorStatus(PDEUIMessages.LocationDialog_emptyPath);
150 return fErrorStatus;
151 }
152
153 protected boolean hasPath(String path) {
154 Path checkPath = new Path(path);
155 Path currentPath = (fLocation != null) ? new Path(fLocation.getPath()) : null;
156 if (checkPath.equals(currentPath))
157 return false;
158 IAdditionalLocation[] locs = fTarget.getAdditionalDirectories();
159 for (int i = 0; i < locs.length; i++) {
160 if (new Path(locs[i].getPath()).equals(checkPath))
161 return true;
162 }
163 return isTargetLocation(checkPath);
164 }
165
166 private boolean isTargetLocation(Path path) {
167 ILocationInfo info = fTarget.getLocationInfo();
168 if (info.useDefault()) {
169 Path home = new Path(TargetPlatform.getDefaultLocation());
170 return home.equals(path);
171 }
172 return new Path(info.getPath()).equals(path);
173 }
174
175 protected void handleBrowseFileSystem() {
176 DirectoryDialog dialog = new DirectoryDialog(getShell());
177 String text = fPath.getText();
178 if (text.length() == 0)
179 text = TargetEditor.LAST_PATH;
180 dialog.setFilterPath(text);
181 dialog.setText(PDEUIMessages.BaseBlock_dirSelection);
182 dialog.setMessage(PDEUIMessages.BaseBlock_dirChoose);
183 String result = dialog.open();
184 if (result != null) {
185 fPath.setText(result);
186 TargetEditor.LAST_PATH = result;
187 }
188 }
189
190 private void handleInsertVariable() {
191 StringVariableSelectionDialog dialog =
192 new StringVariableSelectionDialog(getShell());
193 if (dialog.open() == Window.OK) {
194 fPath.insert(dialog.getVariableExpression());
195 }
196 }
197
198 protected void okPressed() {
199 boolean add = fLocation == null;
200 if (add) {
201 fLocation = fTarget.getModel().getFactory().createAdditionalLocation();
202 }
203 fLocation.setPath(fPath.getText());
204 if (add)
205 fTarget.addAdditionalDirectories(new IAdditionalLocation[]{fLocation});
206 super.okPressed();
207 }
208 }
209 |
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