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Java > Open Source Codes > org > objectstyle > cayenne > modeler > editor > SQLTemplateTabbedView


1 /* ====================================================================
2  *
3  * The ObjectStyle Group Software License, version 1.1
4  * ObjectStyle Group - http://objectstyle.org/
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6  * Copyright (c) 2002-2005, Andrei (Andrus) Adamchik and individual authors
7  * of the software. All rights reserved.
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10  * modification, are permitted provided that the following conditions
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24  * and hosted on ObjectStyle Group web site (http://objectstyle.org/)."
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26  * if and wherever such third-party acknowlegements normally appear.
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52  * individuals and hosted on ObjectStyle Group web site. For more
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54  * <http://objectstyle.org/>.
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56
57 package org.objectstyle.cayenne.modeler.editor;
58
59 import javax.swing.JScrollPane JavaDoc;
60 import javax.swing.JTabbedPane JavaDoc;
61 import javax.swing.event.ChangeEvent JavaDoc;
62 import javax.swing.event.ChangeListener JavaDoc;
63
64 import org.objectstyle.cayenne.modeler.ProjectController;
65 import org.objectstyle.cayenne.modeler.event.QueryDisplayEvent;
66 import org.objectstyle.cayenne.modeler.event.QueryDisplayListener;
67 import org.objectstyle.cayenne.query.SQLTemplate;
68
69 /**
70  * @author Andrei Adamchik
71  */
72 public class SQLTemplateTabbedView extends JTabbedPane JavaDoc {
73
74     protected ProjectController mediator;
75     protected SQLTemplateMainTab mainTab;
76     protected SQLTemplateScriptsTab scriptsTab;
77     protected int lastSelectionIndex;
78
79     public SQLTemplateTabbedView(ProjectController mediator) {
80         this.mediator = mediator;
81
82         initView();
83         initController();
84     }
85
86     private void initView() {
87         setTabPlacement(JTabbedPane.TOP);
88
89         this.mainTab = new SQLTemplateMainTab(mediator);
90         addTab("General", new JScrollPane JavaDoc(mainTab));
91
92         this.scriptsTab = new SQLTemplateScriptsTab(mediator);
93         addTab("SQL Scripts", scriptsTab);
94     }
95
96     private void initController() {
97         mediator.addQueryDisplayListener(new QueryDisplayListener() {
98
99             public void currentQueryChanged(QueryDisplayEvent e) {
100                 initFromModel();
101             }
102         });
103
104         this.addChangeListener(new ChangeListener JavaDoc() {
105
106             public void stateChanged(ChangeEvent JavaDoc e) {
107                 lastSelectionIndex = getSelectedIndex();
108                 updateTabs();
109             }
110         });
111     }
112
113     void initFromModel() {
114         if (!(mediator.getCurrentQuery() instanceof SQLTemplate)) {
115             setVisible(false);
116             return;
117         }
118
119         // if no root, reset tabs to show the first panel..
120 if (mediator.getCurrentQuery().getRoot() == null) {
121             lastSelectionIndex = 0;
122         }
123
124         // tab did not change - force update
125 if (getSelectedIndex() == lastSelectionIndex) {
126             updateTabs();
127         }
128         // change tab, this will update newly displayed tab...
129 else {
130             setSelectedIndex(lastSelectionIndex);
131         }
132
133         setVisible(true);
134     }
135
136     void updateTabs() {
137         switch (lastSelectionIndex) {
138             case 0:
139                 mainTab.initFromModel();
140                 break;
141             case 1:
142                 scriptsTab.initFromModel();
143                 break;
144         }
145     }
146 }
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