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1
11 package org.eclipse.debug.internal.ui.actions;
12
13 import java.util.ArrayList  ;
14 import java.util.List ;
15
16 import org.eclipse.debug.core.DebugException;
17 import org.eclipse.debug.core.model.IValue;
18 import org.eclipse.debug.core.model.IVariable;
19 import org.eclipse.debug.internal.ui.DebugUIPlugin;
20 import org.eclipse.debug.internal.ui.views.DebugViewDecoratingLabelProvider;
21 import org.eclipse.debug.internal.ui.views.DebugViewInterimLabelProvider;
22 import org.eclipse.debug.internal.ui.views.DebugViewLabelDecorator;
23 import org.eclipse.debug.internal.ui.views.variables.VariablesView;
24 import org.eclipse.debug.internal.ui.views.variables.VariablesViewer;
25 import org.eclipse.debug.ui.IDebugModelPresentation;
26 import org.eclipse.debug.ui.IValueDetailListener;
27 import org.eclipse.jface.dialogs.Dialog;
28 import org.eclipse.jface.dialogs.IDialogConstants;
29 import org.eclipse.jface.viewers.ILabelProvider;
30 import org.eclipse.jface.viewers.ILabelProviderListener;
31 import org.eclipse.jface.viewers.ISelectionChangedListener;
32 import org.eclipse.jface.viewers.IStructuredContentProvider;
33 import org.eclipse.jface.viewers.IStructuredSelection;
34 import org.eclipse.jface.viewers.SelectionChangedEvent;
35 import org.eclipse.jface.viewers.StructuredSelection;
36 import org.eclipse.jface.viewers.TableViewer;
37 import org.eclipse.jface.viewers.Viewer;
38 import org.eclipse.jface.viewers.ViewerFilter;
39 import org.eclipse.swt.SWT;
40 import org.eclipse.swt.events.ModifyEvent;
41 import org.eclipse.swt.events.ModifyListener;
42 import org.eclipse.swt.graphics.Image;
43 import org.eclipse.swt.layout.GridData;
44 import org.eclipse.swt.widgets.Composite;
45 import org.eclipse.swt.widgets.Control;
46 import org.eclipse.swt.widgets.Label;
47 import org.eclipse.swt.widgets.Shell;
48 import org.eclipse.swt.widgets.Table;
49 import org.eclipse.swt.widgets.Text;
50 import org.eclipse.swt.widgets.TreeItem;
51 import org.eclipse.ui.IEditorInput;
52 import org.eclipse.ui.internal.ide.StringMatcher;
53
54 public class FindVariableDialog extends Dialog {
55
56 private TableViewer fViewer;
57 private VariablesView fView;
58 private Text fText;
59 private StringMatcher fMatcher;
60 private int fTextLength;
61
62 private class FindVariableContentProvider implements IStructuredContentProvider {
63 public void dispose() {
64 }
65 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
66 }
67 public Object [] getElements(Object inputElement) {
68 return getVariables(((VariablesViewer) fView.getViewer()).getTree().getItems());
69 }
70 private IVariable[] getVariables(TreeItem[] items) {
71 List variables= new ArrayList ();
72 getVariables(items, variables);
73 return (IVariable[]) variables.toArray(new IVariable[variables.size()]);
74 }
75 private void getVariables(TreeItem[] items, List variables) {
76 for (int i = 0; i < items.length; i++) {
77 Object data = items[i].getData();
78 if (data instanceof IVariable) {
79 variables.add(data);
80 }
81 getVariables(items[i].getItems(), variables);
82 }
83 }
84 }
85
86 private class FindVariableFilter extends ViewerFilter {
87 public boolean select(Viewer viewer, Object parentElement, Object element) {
88 if (fMatcher == null) {
89 return true;
90 }
91 try {
92 String name= ((IVariable) element).getName();
93 fMatcher.match(name, 0, fTextLength - 1);
94 return fMatcher.match(name);
95 } catch (DebugException e) {
96 }
97 return false;
98 }
99 }
100
101 private class FindVariableModelPresentation implements IDebugModelPresentation {
102 public Image getImage(Object element) {
103 IVariable variable= (IVariable) element;
104 IDebugModelPresentation presentation= fView.getPresentation(variable.getModelIdentifier());
105 return presentation.getImage(element);
106 }
107 public String getText(Object element) {
108 try {
109 return ((IVariable) element).getName();
110 } catch (DebugException e) {
111 DebugUIPlugin.log(e.getStatus());
112 }
113 return ActionMessages.FindVariableDialog_0; }
115 public void setAttribute(String attribute, Object value) {}
116 public void computeDetail(IValue value, IValueDetailListener listener) {}
117 public void addListener(ILabelProviderListener listener) {}
118 public void dispose() {}
119 public boolean isLabelProperty(Object element, String property) {
120 return false;
121 }
122 public void removeListener(ILabelProviderListener listener) {}
123 public IEditorInput getEditorInput(Object element) {
124 return null;
125 }
126 public String getEditorId(IEditorInput input, Object element) {
127 return null;
128 }
129 }
130
131 protected FindVariableDialog(Shell parentShell, VariablesView view) {
132 super(parentShell);
133 fView= view;
134 }
135
136 protected Control createDialogArea(Composite parent) {
137 Composite composite= (Composite) super.createDialogArea(parent);
138
139 Label label= new Label(composite, SWT.NONE);
140 label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
141 label.setFont(parent.getFont());
142 label.setText(ActionMessages.FindVariableDialog_1);
144 fText= new Text(composite, SWT.SINGLE | SWT.BORDER);
145 fText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
146 fText.setFont(parent.getFont());
147 fText.addModifyListener(new ModifyListener() {
148 public void modifyText(ModifyEvent e) {
149 textModified();
150 }
151 });
152
153 label= new Label(composite, SWT.NONE);
154 label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
155 label.setFont(parent.getFont());
156 label.setText(ActionMessages.FindVariableDialog_2);
158 fViewer= new TableViewer(composite, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
159 Table table = fViewer.getTable();
160 GridData gridData = new GridData(GridData.FILL_BOTH);
161 gridData.heightHint= 200;
162 table.setLayoutData(gridData);
163 table.setFont(parent.getFont());
164 fViewer.setContentProvider(new FindVariableContentProvider());
165 fViewer.addFilter(new FindVariableFilter());
166 fViewer.setInput(new Object ());
167 FindVariableModelPresentation presentation = new FindVariableModelPresentation();
168 ILabelProvider provider= new DebugViewDecoratingLabelProvider(fViewer, new DebugViewInterimLabelProvider(presentation), new DebugViewLabelDecorator(presentation));
169 fViewer.setLabelProvider(provider);
170 fViewer.addPostSelectionChangedListener(new ISelectionChangedListener() {
171 public void selectionChanged(SelectionChangedEvent event) {
172 FindVariableDialog.this.selectionChanged();
173 }
174 });
175
176 return composite;
177 }
178
179 private void textModified() {
180 StringBuffer text = new StringBuffer (fText.getText());
181 if (text.length() == 0 || text.charAt(text.length() - 1) != '*') {
182 text.append("*"); }
184 fMatcher= new StringMatcher(text.toString(), true, false);
185 fTextLength= text.length();
186 fViewer.refresh(false);
187 if (((IStructuredSelection) fViewer.getSelection()).isEmpty()) {
188 Table table= fViewer.getTable();
189 if (table.getItemCount() > 0) {
190 fViewer.setSelection(new StructuredSelection(table.getItem(0).getData()));
191 selectionChanged();
192 }
193 }
194 }
195
196 private void selectionChanged() {
197 fView.getViewer().setSelection(fViewer.getSelection(), true);
198 }
199
200 protected void createButtonsForButtonBar(Composite parent) {
201 createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL,
202 true);
203 }
204
205 protected void configureShell(Shell newShell) {
206 newShell.setText(ActionMessages.FindVariableDialog_3); super.configureShell(newShell);
208 }
209
210 }
211 |
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