-/*******************************************************************************\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.contentassist;\r
-\r
-import java.util.ArrayList;\r
-import java.util.List;\r
-\r
-import org.eclipse.swt.SWT;\r
-import org.eclipse.swt.widgets.Composite;\r
-import org.eclipse.swt.widgets.Event;\r
-import org.eclipse.swt.widgets.Listener;\r
-import org.eclipse.swt.widgets.TreeItem;\r
-import org.simantics.browsing.ui.NodeContext;\r
-import org.simantics.browsing.ui.common.modifiers.EnumeratedValue;\r
-import org.simantics.browsing.ui.common.modifiers.Enumeration;\r
-import org.simantics.browsing.ui.content.Labeler.CustomModifier;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class AbstractContentAssistEnumerationModifier<T> implements CustomModifier {\r
-\r
- protected final Enumeration<T> enumeration;\r
- protected final EnumeratedValue<T> value;\r
-\r
- protected ContentAssistTextField text;\r
-\r
- public AbstractContentAssistEnumerationModifier(Enumeration<T> enumeration, T value) {\r
- this(enumeration, enumeration.find(value));\r
- }\r
-\r
- public AbstractContentAssistEnumerationModifier(Enumeration<T> enumeration, EnumeratedValue<T> value) {\r
- if (enumeration == null)\r
- throw new NullPointerException("null enumeration");\r
- if (enumeration.size() == 0)\r
- throw new IllegalArgumentException("");\r
-\r
- this.enumeration = enumeration;\r
- this.value = value;\r
- }\r
-\r
- @Override\r
- public String getValue() {\r
- if (value != null)\r
- return value.getName();\r
- return enumeration.values().get(0).getName();\r
- }\r
-\r
- @Override\r
- public String isValid(String label) {\r
- if (enumeration.findByName(label) == null)\r
- return "Value '" + label + "' is not among the enumerated values " + enumeration.values();\r
- return null;\r
- }\r
-\r
- @Override\r
- public void modify(String label) {\r
- EnumeratedValue<T> value = enumeration.findByName(label);\r
- if (value == null)\r
- throw new IllegalArgumentException("Cannot modify enumeration with value '" + label + "', not among the enumerated values " + enumeration.values());\r
- modifyWithValue(this.value, value);\r
- }\r
-\r
- protected void modifyWithValue(EnumeratedValue<T> oldEnumValue, EnumeratedValue<T> enumValue) {\r
- T oldObject = oldEnumValue != null ? oldEnumValue.getObject() : null;\r
- T newObject = enumValue != null ? enumValue.getObject() : null;\r
- modifyWithObject(oldObject, newObject, EnumeratedValue.isInvalid(oldEnumValue));\r
- }\r
-\r
- /**\r
- * At least implement this if you don't override\r
- * {@link #modifyWithValue(EnumeratedValue, EnumeratedValue)}.\r
- * \r
- * @param oldEnumObject\r
- * @param enumObject\r
- */\r
- protected void modifyWithObject(T oldEnumObject, T enumObject, boolean force) {\r
- }\r
-\r
- /**\r
- * Override to customize the content assist proposal objects created from\r
- * the enumerated values.\r
- * \r
- * @param value\r
- * @return\r
- */\r
- protected NamedObject<T> createNamedObject(EnumeratedValue<T> value) {\r
- return new NamedObject<T>(value.getObject(), value.getName());\r
- }\r
-\r
- protected List<NamedObject<T>> toNamedObjects(Enumeration<T> enumeration) {\r
- List<NamedObject<T>> namedObjects = new ArrayList<NamedObject<T>>();\r
- for (EnumeratedValue<T> v : enumeration.values())\r
- namedObjects.add(createNamedObject(v));\r
- return namedObjects;\r
- }\r
-\r
- @Override\r
- public Object createControl(Object parentControl, Object controlItem, final int columnIndex, NodeContext context) {\r
- Composite parent = (Composite) parentControl;\r
- final TreeItem item = (TreeItem) controlItem;\r
-\r
- List<NamedObject<T>> possibleValues = toNamedObjects(enumeration);\r
- NamedObject<T> selectedValue = value != null ? createNamedObject(value) : null;\r
-\r
- text = new ContentAssistTextField(parent, selectedValue, possibleValues, SWT.NONE);\r
-\r
- Listener textListener = new Listener() {\r
- String error;\r
-\r
- @Override\r
- public void handleEvent(final Event e) {\r
- switch (e.type) {\r
- case SWT.Modify: {\r
- String newText = text.getControl().getText();\r
-// System.out.println("VALIDATE NEW TEXT: " + newText);\r
- error = isValid(newText);\r
- if (error != null) {\r
- text.getControl().setBackground(text.getDisplay().getSystemColor(SWT.COLOR_RED));\r
-// System.out.println("validation error: " + error);\r
- } else {\r
- text.getControl().setBackground(null);\r
- }\r
-// text.getDisplay().asyncExec(new Runnable() {\r
-// @Override\r
-// public void run() {\r
- //if (!text.getControl().isDisposed())\r
- //text.getControl().traverse(SWT.TRAVERSE_ARROW_NEXT);\r
- //text.getControl().setSelection(text.getControl().getCaretPosition());\r
-// }\r
-// });\r
- break;\r
- }\r
- case SWT.Verify:\r
- // Safety check since it seems that this may happen with\r
- // virtual trees.\r
-// if (item.isDisposed())\r
-// return;\r
-\r
-// newText = text.getControl().getText();\r
-// String leftText = newText.substring(0, e.start);\r
-// String rightText = newText.substring(e.end, newText.length());\r
-// GC gc = new GC(text.getControl());\r
-// Point size = gc.textExtent(leftText + e.text + rightText);\r
-// gc.dispose();\r
-// size = text.getControl().computeSize(size.x, SWT.DEFAULT);\r
-// Rectangle itemRect = item.getBounds(columnIndex),\r
-// rect = tree.getClientArea();\r
-// editor.minimumWidth = Math.max(size.x, itemRect.width) + insetX * 2;\r
-// int left = itemRect.x,\r
-// right = rect.x + rect.width;\r
-// editor.minimumWidth = Math.min(editor.minimumWidth, right - left);\r
-// editor.minimumHeight = size.y + insetY * 2;\r
-// editor.layout();\r
- break;\r
-// case SWT.FocusOut: {\r
-// System.out.println("focus out");\r
-// String t = text.getControl().getText();\r
-// modify(t);\r
-//\r
-// // Item may be disposed if the tree gets reset after a previous editing.\r
-// if (!item.isDisposed()) {\r
-// item.setText(columnIndex, t);\r
-// //queueSelectionRefresh(context);\r
-// }\r
-// text.dispose();\r
-// break;\r
-// }\r
- case SWT.Traverse: {\r
- //System.out.println(AbstractContentAssistEnumerationModifier.class.getSimpleName() + " TRAVERSE: " + e.detail);\r
- switch (e.detail) {\r
- case SWT.TRAVERSE_RETURN:\r
- //System.out.println("TRAVERSE: RETURN");\r
- INamedObject obj = text.getResult();\r
- String txt = obj != null ? obj.getName() : text.getControl().getText();\r
- if (txt == null || error != null) {\r
- e.doit = false;\r
- return;\r
- }\r
- modify(txt);\r
- if (!item.isDisposed()) {\r
- item.setText(columnIndex, txt);\r
- //queueSelectionRefresh(context);\r
- }\r
- // FALL THROUGH\r
- case SWT.TRAVERSE_ESCAPE:\r
- //System.out.println("TRAVERSE: ESCAPE");\r
- text.dispose();\r
- e.doit = false;\r
- break;\r
- default:\r
- //System.out.println("unhandled traversal: " + e.detail);\r
- break;\r
- }\r
- break;\r
- }\r
- }\r
- }\r
- };\r
- text.getControl().addListener(SWT.Modify, textListener);\r
-// text.getControl().addListener(SWT.Verify, textListener);\r
-// text.getControl().addListener(SWT.FocusOut, textListener);\r
- text.getControl().addListener(SWT.Traverse, textListener);\r
-\r
- text.setFocus();\r
- text.text.selectAll();\r
- text.getDisplay().asyncExec(new Runnable() {\r
- @Override\r
- public void run() {\r
- if (!text.isDisposed())\r
- text.openAssist();\r
- }\r
- });\r
-\r
- return text;\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.contentassist;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.TreeItem;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.common.modifiers.EnumeratedValue;
+import org.simantics.browsing.ui.common.modifiers.Enumeration;
+import org.simantics.browsing.ui.content.Labeler.CustomModifier;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class AbstractContentAssistEnumerationModifier<T> implements CustomModifier {
+
+ protected final Enumeration<T> enumeration;
+ protected final EnumeratedValue<T> value;
+
+ protected ContentAssistTextField text;
+
+ public AbstractContentAssistEnumerationModifier(Enumeration<T> enumeration, T value) {
+ this(enumeration, enumeration.find(value));
+ }
+
+ public AbstractContentAssistEnumerationModifier(Enumeration<T> enumeration, EnumeratedValue<T> value) {
+ if (enumeration == null)
+ throw new NullPointerException("null enumeration");
+ if (enumeration.size() == 0)
+ throw new IllegalArgumentException("");
+
+ this.enumeration = enumeration;
+ this.value = value;
+ }
+
+ @Override
+ public String getValue() {
+ if (value != null)
+ return value.getName();
+ return enumeration.values().get(0).getName();
+ }
+
+ @Override
+ public String isValid(String label) {
+ if (enumeration.findByName(label) == null)
+ return "Value '" + label + "' is not among the enumerated values " + enumeration.values();
+ return null;
+ }
+
+ @Override
+ public void modify(String label) {
+ EnumeratedValue<T> value = enumeration.findByName(label);
+ if (value == null)
+ throw new IllegalArgumentException("Cannot modify enumeration with value '" + label + "', not among the enumerated values " + enumeration.values());
+ modifyWithValue(this.value, value);
+ }
+
+ protected void modifyWithValue(EnumeratedValue<T> oldEnumValue, EnumeratedValue<T> enumValue) {
+ T oldObject = oldEnumValue != null ? oldEnumValue.getObject() : null;
+ T newObject = enumValue != null ? enumValue.getObject() : null;
+ modifyWithObject(oldObject, newObject, EnumeratedValue.isInvalid(oldEnumValue));
+ }
+
+ /**
+ * At least implement this if you don't override
+ * {@link #modifyWithValue(EnumeratedValue, EnumeratedValue)}.
+ *
+ * @param oldEnumObject
+ * @param enumObject
+ */
+ protected void modifyWithObject(T oldEnumObject, T enumObject, boolean force) {
+ }
+
+ /**
+ * Override to customize the content assist proposal objects created from
+ * the enumerated values.
+ *
+ * @param value
+ * @return
+ */
+ protected NamedObject<T> createNamedObject(EnumeratedValue<T> value) {
+ return new NamedObject<T>(value.getObject(), value.getName());
+ }
+
+ protected List<NamedObject<T>> toNamedObjects(Enumeration<T> enumeration) {
+ List<NamedObject<T>> namedObjects = new ArrayList<NamedObject<T>>();
+ for (EnumeratedValue<T> v : enumeration.values())
+ namedObjects.add(createNamedObject(v));
+ return namedObjects;
+ }
+
+ @Override
+ public Object createControl(Object parentControl, Object controlItem, final int columnIndex, NodeContext context) {
+ Composite parent = (Composite) parentControl;
+ final TreeItem item = (TreeItem) controlItem;
+
+ List<NamedObject<T>> possibleValues = toNamedObjects(enumeration);
+ NamedObject<T> selectedValue = value != null ? createNamedObject(value) : null;
+
+ text = new ContentAssistTextField(parent, selectedValue, possibleValues, SWT.NONE);
+
+ Listener textListener = new Listener() {
+ String error;
+
+ @Override
+ public void handleEvent(final Event e) {
+ switch (e.type) {
+ case SWT.Modify: {
+ String newText = text.getControl().getText();
+// System.out.println("VALIDATE NEW TEXT: " + newText);
+ error = isValid(newText);
+ if (error != null) {
+ text.getControl().setBackground(text.getDisplay().getSystemColor(SWT.COLOR_RED));
+// System.out.println("validation error: " + error);
+ } else {
+ text.getControl().setBackground(null);
+ }
+// text.getDisplay().asyncExec(new Runnable() {
+// @Override
+// public void run() {
+ //if (!text.getControl().isDisposed())
+ //text.getControl().traverse(SWT.TRAVERSE_ARROW_NEXT);
+ //text.getControl().setSelection(text.getControl().getCaretPosition());
+// }
+// });
+ break;
+ }
+ case SWT.Verify:
+ // Safety check since it seems that this may happen with
+ // virtual trees.
+// if (item.isDisposed())
+// return;
+
+// newText = text.getControl().getText();
+// String leftText = newText.substring(0, e.start);
+// String rightText = newText.substring(e.end, newText.length());
+// GC gc = new GC(text.getControl());
+// Point size = gc.textExtent(leftText + e.text + rightText);
+// gc.dispose();
+// size = text.getControl().computeSize(size.x, SWT.DEFAULT);
+// Rectangle itemRect = item.getBounds(columnIndex),
+// rect = tree.getClientArea();
+// editor.minimumWidth = Math.max(size.x, itemRect.width) + insetX * 2;
+// int left = itemRect.x,
+// right = rect.x + rect.width;
+// editor.minimumWidth = Math.min(editor.minimumWidth, right - left);
+// editor.minimumHeight = size.y + insetY * 2;
+// editor.layout();
+ break;
+// case SWT.FocusOut: {
+// System.out.println("focus out");
+// String t = text.getControl().getText();
+// modify(t);
+//
+// // Item may be disposed if the tree gets reset after a previous editing.
+// if (!item.isDisposed()) {
+// item.setText(columnIndex, t);
+// //queueSelectionRefresh(context);
+// }
+// text.dispose();
+// break;
+// }
+ case SWT.Traverse: {
+ //System.out.println(AbstractContentAssistEnumerationModifier.class.getSimpleName() + " TRAVERSE: " + e.detail);
+ switch (e.detail) {
+ case SWT.TRAVERSE_RETURN:
+ //System.out.println("TRAVERSE: RETURN");
+ INamedObject obj = text.getResult();
+ String txt = obj != null ? obj.getName() : text.getControl().getText();
+ if (txt == null || error != null) {
+ e.doit = false;
+ return;
+ }
+ modify(txt);
+ if (!item.isDisposed()) {
+ item.setText(columnIndex, txt);
+ //queueSelectionRefresh(context);
+ }
+ // FALL THROUGH
+ case SWT.TRAVERSE_ESCAPE:
+ //System.out.println("TRAVERSE: ESCAPE");
+ text.dispose();
+ e.doit = false;
+ break;
+ default:
+ //System.out.println("unhandled traversal: " + e.detail);
+ break;
+ }
+ break;
+ }
+ }
+ }
+ };
+ text.getControl().addListener(SWT.Modify, textListener);
+// text.getControl().addListener(SWT.Verify, textListener);
+// text.getControl().addListener(SWT.FocusOut, textListener);
+ text.getControl().addListener(SWT.Traverse, textListener);
+
+ text.setFocus();
+ text.text.selectAll();
+ text.getDisplay().asyncExec(new Runnable() {
+ @Override
+ public void run() {
+ if (!text.isDisposed())
+ text.openAssist();
+ }
+ });
+
+ return text;
+ }
+
+}
Code Review / simantics / platform.git / blobdiff