]> gerrit.simantics Code Review - simantics/platform.git/blobdiff - bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/Combo.java
Fixed all line endings of the repository
[simantics/platform.git] / bundles / org.simantics.browsing.ui.swt / src / org / simantics / browsing / ui / swt / widgets / Combo.java
index 9e7f90207bd889b60c6a6d9d3b2a7d660f9b9940..6aae2f9aae851aca583a26384359fe5f2baa2932 100644 (file)
-/*******************************************************************************\r
- * Copyright (c) 2007, 2012 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- *     VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.browsing.ui.swt.widgets;\r
-\r
-import java.util.List;\r
-import java.util.Map;\r
-import java.util.concurrent.CopyOnWriteArrayList;\r
-import java.util.concurrent.atomic.AtomicBoolean;\r
-\r
-import org.eclipse.swt.events.ModifyListener;\r
-import org.eclipse.swt.widgets.Composite;\r
-import org.eclipse.swt.widgets.Control;\r
-import org.eclipse.swt.widgets.Display;\r
-import org.simantics.browsing.ui.swt.widgets.impl.ReadFactory;\r
-import org.simantics.browsing.ui.swt.widgets.impl.Widget;\r
-import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
-import org.simantics.db.management.ISessionContext;\r
-import org.simantics.db.procedure.Listener;\r
-import org.simantics.utils.datastructures.Pair;\r
-\r
-public class Combo extends WidgetImpl {\r
-\r
-    private ReadFactory<?, Map<String, Object>> itemFactory;\r
-    private ReadFactory<?, List<Pair<String, Object>>> itemFactory2;\r
-    private ReadFactory<?, String> selectionFactory;\r
-    private final CopyOnWriteArrayList<ModifyListener> modifyListeners = new CopyOnWriteArrayList<ModifyListener>();\r
-    private List<Pair<String, Object>> itemList;\r
-\r
-    final private Display display;\r
-    final private org.eclipse.swt.widgets.Combo combo;\r
-\r
-    public Combo(Composite parent, WidgetSupport support, int style) {\r
-       super(support);\r
-        this.display = parent.getDisplay();\r
-        combo = new org.eclipse.swt.widgets.Combo(parent, style);\r
-        combo.setData("org.simantics.browsing.ui.widgets.Combo", this);\r
-        support.register(this);\r
-    }\r
-\r
-    public void setItemFactory(ReadFactory<?, Map<String, Object>> itemFactory) {\r
-        if (this.itemFactory2 != null)\r
-            throw new IllegalStateException("Cannot use both itemFactory and itemFactory2");\r
-        this.itemFactory = itemFactory;\r
-    }\r
-\r
-    public void setItemFactory2(ReadFactory<?, List<Pair<String, Object>>> itemFactory) {\r
-        if (this.itemFactory != null)\r
-            throw new IllegalStateException("Cannot use both itemFactory and itemFactory2");\r
-        this.itemFactory2 = itemFactory;\r
-    }\r
-\r
-    public void setSelectionFactory(ReadFactory<?, String> selectionFactory) {\r
-        this.selectionFactory = selectionFactory;\r
-    }\r
-\r
-    public org.eclipse.swt.widgets.Combo getWidget() {\r
-        return combo;\r
-    }\r
-\r
-    @Override\r
-    public Control getControl() {\r
-        return combo;\r
-    }\r
-\r
-    private AtomicBoolean inputDisposed;\r
-\r
-    @Override\r
-    public void setInput(ISessionContext context, Object input) {\r
-\r
-        if (this.inputDisposed != null)\r
-            this.inputDisposed.set(true);\r
-        final AtomicBoolean inputDisposed = this.inputDisposed = new AtomicBoolean(false);\r
-\r
-        if (modifyListeners != null) {\r
-            for (ModifyListener listener : modifyListeners) {\r
-                if(listener instanceof Widget) {\r
-                    ((Widget) listener).setInput(context, input);\r
-                }\r
-            }\r
-        }\r
-\r
-        if(itemFactory != null) {\r
-            itemFactory.listen(context, input, new Listener<Map<String, Object>>() {\r
-\r
-                @Override\r
-                public void exception(Throwable t) {\r
-                    t.printStackTrace();\r
-                }\r
-\r
-                @Override\r
-                public void execute(final Map<String, Object> items) {\r
-                    if(isDisposed()) return;\r
-                    display.asyncExec(new Runnable() {\r
-\r
-                        @Override\r
-                        public void run() {\r
-                            if(isDisposed()) return;\r
-//                            System.out.println("Combo received new items: " + items.size());\r
-                            for(ModifyListener listener : modifyListeners) combo.removeModifyListener(listener);\r
-                            combo.setData(items);\r
-                            combo.clearSelection();\r
-                            try {\r
-                                combo.removeAll();\r
-                            } catch (Throwable t) {\r
-                                t.printStackTrace();\r
-                            }\r
-                            int index = 0;\r
-                            for(String key : items.keySet()) {\r
-//                                System.out.println("-" + key);\r
-                                combo.add(key);\r
-                                combo.setData(key, index++);\r
-                            }\r
-                            String selectionKey = (String)combo.getData("_SelectionKey");\r
-                            if(selectionKey != null) {\r
-                                Integer selectionIndex = (Integer)combo.getData(selectionKey);\r
-                                if(selectionIndex != null) combo.select(selectionIndex);\r
-                            }\r
-                            for(ModifyListener listener : modifyListeners) combo.addModifyListener(listener);\r
-                            //label.setSize(200, 20);\r
-//                            label.getParent().layout();\r
-//                            label.getParent().getParent().layout();\r
-                        }\r
-\r
-                    });\r
-                }\r
-\r
-                @Override\r
-                public boolean isDisposed() {\r
-                    return combo.isDisposed() || inputDisposed.get();\r
-                }\r
-\r
-            });\r
-        }\r
-\r
-        if(itemFactory2 != null) {\r
-            itemFactory2.listen(context, input, new Listener<List<Pair<String, Object>>>() {\r
-\r
-                @Override\r
-                public void exception(Throwable t) {\r
-                    t.printStackTrace();\r
-                }\r
-\r
-                @Override\r
-                public void execute(final List<Pair<String, Object>> items) {\r
-                    if(isDisposed()) return;\r
-                    display.asyncExec(new Runnable() {\r
-\r
-                        @Override\r
-                        public void run() {\r
-                            if(isDisposed()) return;\r
-//                            System.out.println("Combo received new items: " + items.size());\r
-                            itemList = items;\r
-                            for(ModifyListener listener : modifyListeners) combo.removeModifyListener(listener);\r
-                            combo.setData(items);\r
-                            combo.clearSelection();\r
-                            try {\r
-                                combo.removeAll();\r
-                            } catch (Throwable t) {\r
-                                t.printStackTrace();\r
-                            }\r
-                            if (items != null) {\r
-                                int index = 0;\r
-                                for(Pair<String, Object> key : items) {\r
-//                                    System.out.println("-" + key);\r
-                                    combo.add(key.first);\r
-                                    combo.setData(key.first, index++);\r
-                                }\r
-                                String selectionKey = (String)combo.getData("_SelectionKey");\r
-                                if(selectionKey != null) {\r
-                                    Integer selectionIndex = (Integer)combo.getData(selectionKey);\r
-                                    if(selectionIndex != null) combo.select(selectionIndex);\r
-                                }\r
-                            }\r
-                            for(ModifyListener listener : modifyListeners) combo.addModifyListener(listener);\r
-                            //label.setSize(200, 20);\r
-//                                                     label.getParent().layout();\r
-//                                                     label.getParent().getParent().layout();\r
-                        }\r
-\r
-                    });\r
-                }\r
-\r
-                @Override\r
-                public boolean isDisposed() {\r
-                    return combo.isDisposed() || inputDisposed.get();\r
-                }\r
-\r
-            });\r
-        }\r
-\r
-        if(selectionFactory != null) {\r
-            selectionFactory.listen(context, input, new Listener<String>() {\r
-\r
-                @Override\r
-                public void exception(Throwable t) {\r
-                    t.printStackTrace();\r
-                }\r
-\r
-                @Override\r
-                public void execute(final String selectionKey) {\r
-                    if(isDisposed()) return;\r
-                    display.asyncExec(new Runnable() {\r
-\r
-                        @Override\r
-                        public void run() {\r
-                            if(isDisposed()) return;\r
-                            if(selectionKey == null) return;\r
-//                            System.out.println("Combo received new selection key: " + selectionKey);\r
-                            for(ModifyListener listener : modifyListeners) combo.removeModifyListener(listener);\r
-                            combo.setData("_SelectionKey", selectionKey);\r
-                            Integer selectionIndex = (Integer)combo.getData(selectionKey);\r
-                            if(selectionIndex != null) combo.select(selectionIndex);\r
-                            for(ModifyListener listener : modifyListeners) combo.addModifyListener(listener);\r
-                        }\r
-\r
-                    });\r
-                }\r
-\r
-                @Override\r
-                public boolean isDisposed() {\r
-                    return combo.isDisposed() || inputDisposed.get();\r
-                }\r
-\r
-            });\r
-        }\r
-\r
-    }\r
-\r
-    public synchronized void addModifyListener(ModifyListener listener) {\r
-        modifyListeners.add(listener);\r
-        combo.addModifyListener(listener);\r
-    }\r
-\r
-    /**\r
-     * @param index\r
-     * @return\r
-     * @throws IndexOutOfBoundsException if index is outside widget bounds\r
-     */\r
-    @SuppressWarnings("unchecked")\r
-    public <T> Pair<String, T> getData(int index) {\r
-        if (itemFactory != null)\r
-            new IllegalStateException("this method is only useful when used with Combo.setItemFactory2").printStackTrace();\r
-        if (index == -1)\r
-            return null;\r
-        return (Pair<String, T>) itemList.get(index);\r
-    }\r
-\r
-    /**\r
-     * @return selected combo list item or <code>null</code> if no item is\r
-     *         selected\r
-     */\r
-    public <T> Pair<String, T> getSelectedData() {\r
-        return getData(combo.getSelectionIndex());\r
-    }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2012 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.browsing.ui.swt.widgets;
+
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CopyOnWriteArrayList;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.eclipse.swt.events.ModifyListener;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.simantics.browsing.ui.swt.widgets.impl.ReadFactory;
+import org.simantics.browsing.ui.swt.widgets.impl.Widget;
+import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;
+import org.simantics.db.management.ISessionContext;
+import org.simantics.db.procedure.Listener;
+import org.simantics.utils.datastructures.Pair;
+
+public class Combo extends WidgetImpl {
+
+    private ReadFactory<?, Map<String, Object>> itemFactory;
+    private ReadFactory<?, List<Pair<String, Object>>> itemFactory2;
+    private ReadFactory<?, String> selectionFactory;
+    private final CopyOnWriteArrayList<ModifyListener> modifyListeners = new CopyOnWriteArrayList<ModifyListener>();
+    private List<Pair<String, Object>> itemList;
+
+    final private Display display;
+    final private org.eclipse.swt.widgets.Combo combo;
+
+    public Combo(Composite parent, WidgetSupport support, int style) {
+       super(support);
+        this.display = parent.getDisplay();
+        combo = new org.eclipse.swt.widgets.Combo(parent, style);
+        combo.setData("org.simantics.browsing.ui.widgets.Combo", this);
+        support.register(this);
+    }
+
+    public void setItemFactory(ReadFactory<?, Map<String, Object>> itemFactory) {
+        if (this.itemFactory2 != null)
+            throw new IllegalStateException("Cannot use both itemFactory and itemFactory2");
+        this.itemFactory = itemFactory;
+    }
+
+    public void setItemFactory2(ReadFactory<?, List<Pair<String, Object>>> itemFactory) {
+        if (this.itemFactory != null)
+            throw new IllegalStateException("Cannot use both itemFactory and itemFactory2");
+        this.itemFactory2 = itemFactory;
+    }
+
+    public void setSelectionFactory(ReadFactory<?, String> selectionFactory) {
+        this.selectionFactory = selectionFactory;
+    }
+
+    public org.eclipse.swt.widgets.Combo getWidget() {
+        return combo;
+    }
+
+    @Override
+    public Control getControl() {
+        return combo;
+    }
+
+    private AtomicBoolean inputDisposed;
+
+    @Override
+    public void setInput(ISessionContext context, Object input) {
+
+        if (this.inputDisposed != null)
+            this.inputDisposed.set(true);
+        final AtomicBoolean inputDisposed = this.inputDisposed = new AtomicBoolean(false);
+
+        if (modifyListeners != null) {
+            for (ModifyListener listener : modifyListeners) {
+                if(listener instanceof Widget) {
+                    ((Widget) listener).setInput(context, input);
+                }
+            }
+        }
+
+        if(itemFactory != null) {
+            itemFactory.listen(context, input, new Listener<Map<String, Object>>() {
+
+                @Override
+                public void exception(Throwable t) {
+                    t.printStackTrace();
+                }
+
+                @Override
+                public void execute(final Map<String, Object> items) {
+                    if(isDisposed()) return;
+                    display.asyncExec(new Runnable() {
+
+                        @Override
+                        public void run() {
+                            if(isDisposed()) return;
+//                            System.out.println("Combo received new items: " + items.size());
+                            for(ModifyListener listener : modifyListeners) combo.removeModifyListener(listener);
+                            combo.setData(items);
+                            combo.clearSelection();
+                            try {
+                                combo.removeAll();
+                            } catch (Throwable t) {
+                                t.printStackTrace();
+                            }
+                            int index = 0;
+                            for(String key : items.keySet()) {
+//                                System.out.println("-" + key);
+                                combo.add(key);
+                                combo.setData(key, index++);
+                            }
+                            String selectionKey = (String)combo.getData("_SelectionKey");
+                            if(selectionKey != null) {
+                                Integer selectionIndex = (Integer)combo.getData(selectionKey);
+                                if(selectionIndex != null) combo.select(selectionIndex);
+                            }
+                            for(ModifyListener listener : modifyListeners) combo.addModifyListener(listener);
+                            //label.setSize(200, 20);
+//                            label.getParent().layout();
+//                            label.getParent().getParent().layout();
+                        }
+
+                    });
+                }
+
+                @Override
+                public boolean isDisposed() {
+                    return combo.isDisposed() || inputDisposed.get();
+                }
+
+            });
+        }
+
+        if(itemFactory2 != null) {
+            itemFactory2.listen(context, input, new Listener<List<Pair<String, Object>>>() {
+
+                @Override
+                public void exception(Throwable t) {
+                    t.printStackTrace();
+                }
+
+                @Override
+                public void execute(final List<Pair<String, Object>> items) {
+                    if(isDisposed()) return;
+                    display.asyncExec(new Runnable() {
+
+                        @Override
+                        public void run() {
+                            if(isDisposed()) return;
+//                            System.out.println("Combo received new items: " + items.size());
+                            itemList = items;
+                            for(ModifyListener listener : modifyListeners) combo.removeModifyListener(listener);
+                            combo.setData(items);
+                            combo.clearSelection();
+                            try {
+                                combo.removeAll();
+                            } catch (Throwable t) {
+                                t.printStackTrace();
+                            }
+                            if (items != null) {
+                                int index = 0;
+                                for(Pair<String, Object> key : items) {
+//                                    System.out.println("-" + key);
+                                    combo.add(key.first);
+                                    combo.setData(key.first, index++);
+                                }
+                                String selectionKey = (String)combo.getData("_SelectionKey");
+                                if(selectionKey != null) {
+                                    Integer selectionIndex = (Integer)combo.getData(selectionKey);
+                                    if(selectionIndex != null) combo.select(selectionIndex);
+                                }
+                            }
+                            for(ModifyListener listener : modifyListeners) combo.addModifyListener(listener);
+                            //label.setSize(200, 20);
+//                                                     label.getParent().layout();
+//                                                     label.getParent().getParent().layout();
+                        }
+
+                    });
+                }
+
+                @Override
+                public boolean isDisposed() {
+                    return combo.isDisposed() || inputDisposed.get();
+                }
+
+            });
+        }
+
+        if(selectionFactory != null) {
+            selectionFactory.listen(context, input, new Listener<String>() {
+
+                @Override
+                public void exception(Throwable t) {
+                    t.printStackTrace();
+                }
+
+                @Override
+                public void execute(final String selectionKey) {
+                    if(isDisposed()) return;
+                    display.asyncExec(new Runnable() {
+
+                        @Override
+                        public void run() {
+                            if(isDisposed()) return;
+                            if(selectionKey == null) return;
+//                            System.out.println("Combo received new selection key: " + selectionKey);
+                            for(ModifyListener listener : modifyListeners) combo.removeModifyListener(listener);
+                            combo.setData("_SelectionKey", selectionKey);
+                            Integer selectionIndex = (Integer)combo.getData(selectionKey);
+                            if(selectionIndex != null) combo.select(selectionIndex);
+                            for(ModifyListener listener : modifyListeners) combo.addModifyListener(listener);
+                        }
+
+                    });
+                }
+
+                @Override
+                public boolean isDisposed() {
+                    return combo.isDisposed() || inputDisposed.get();
+                }
+
+            });
+        }
+
+    }
+
+    public synchronized void addModifyListener(ModifyListener listener) {
+        modifyListeners.add(listener);
+        combo.addModifyListener(listener);
+    }
+
+    /**
+     * @param index
+     * @return
+     * @throws IndexOutOfBoundsException if index is outside widget bounds
+     */
+    @SuppressWarnings("unchecked")
+    public <T> Pair<String, T> getData(int index) {
+        if (itemFactory != null)
+            new IllegalStateException("this method is only useful when used with Combo.setItemFactory2").printStackTrace();
+        if (index == -1)
+            return null;
+        return (Pair<String, T>) itemList.get(index);
+    }
+
+    /**
+     * @return selected combo list item or <code>null</code> if no item is
+     *         selected
+     */
+    public <T> Pair<String, T> getSelectedData() {
+        return getData(combo.getSelectionIndex());
+    }
+
+}