-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 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.g2d.element.handler.impl;\r
-\r
-import org.simantics.g2d.element.ElementUtils;\r
-import org.simantics.g2d.element.IElement;\r
-import org.simantics.g2d.element.handler.TextEditor;\r
-import org.simantics.g2d.utils.TextSegment;\r
-import org.simantics.utils.datastructures.hints.IHintContext.Key;\r
-import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;\r
-\r
-public class TextEditorImpl implements TextEditor {\r
-\r
- private static final long serialVersionUID = 7183657432363119779L;\r
-\r
- public static final TextEditor INSTANCE = new TextEditorImpl();\r
-\r
- public static final Key ACTIVE = new KeyOf(Boolean.class, "TEXT_EDITOR_ACTIVE");\r
- public static final Key TEXT = new KeyOf(String.class, "TEXT_EDIT_TEXT");\r
- public static final Key MODIFIER = new KeyOf(Modifier.class, "TEXT_MODIFIER");\r
- public static final Key TEXT_SELECTION = new KeyOf(TextSegment.class, "TEXT_SELECTION");\r
- public static final Key CARET_POS = new KeyOf(Integer.class, "CARET_POS");\r
-\r
- @Override\r
- public boolean isActive(IElement e) {\r
- return ElementUtils.getHintOrDefault(e, ACTIVE, Boolean.FALSE);\r
- }\r
-\r
- @Override\r
- public void setActive(IElement e, boolean value) {\r
- ElementUtils.setOrRemoveHint(e, ACTIVE, value ? Boolean.TRUE : null);\r
- if (!value) {\r
- e.removeHint(CARET_POS);\r
- }\r
- }\r
-\r
- @Override\r
- public String getText(IElement e) {\r
- return e.getHint(TEXT);\r
- }\r
-\r
- @Override\r
- public void setText(IElement e, String text) {\r
- ElementUtils.setOrRemoveHint(e, TEXT, text);\r
- }\r
-\r
- @Override\r
- public Modifier getModifier(IElement e) {\r
- return e.getHint(MODIFIER);\r
- }\r
-\r
- @Override\r
- public void setModifier(IElement e, org.simantics.g2d.element.handler.TextEditor.Modifier modifier) {\r
- ElementUtils.setOrRemoveHint(e, MODIFIER, modifier);\r
- }\r
-\r
- @Override\r
- public Integer getCaretPosition(IElement e) {\r
- Integer pos = e.getHint(CARET_POS);\r
- return pos;\r
- }\r
-\r
- @Override\r
- public TextSegment getSelection(IElement e) {\r
- return e.getHint(TEXT_SELECTION);\r
- }\r
-\r
- private static boolean isValidCaretPosition(String s, int pos) {\r
- int l = s.length();\r
- return pos >= 0 && pos <= l; \r
- }\r
-\r
- private static void assertValidCaretPosition(String s, int pos) {\r
- boolean valid = isValidCaretPosition(s, pos);\r
- if (!valid)\r
- throw new IllegalArgumentException("caret position " + pos + " is out of bounds in text '" + s + "'");\r
- }\r
-\r
- @Override\r
- public void setCaretPosition(IElement e, Integer position) {\r
- if (position == null) {\r
- e.removeHint(CARET_POS);\r
- } else {\r
- String text = getText(e);\r
- Integer old = e.getHint(CARET_POS);\r
- if (position.equals(old))\r
- return;\r
- assertValidCaretPosition(text, position);\r
- e.setHint(CARET_POS, position);\r
- }\r
- }\r
-\r
- @Override\r
- public void setSelection(IElement e, TextSegment segment) {\r
- if (segment == null) {\r
- e.removeHint(TEXT_SELECTION);\r
- } else {\r
- String text = getText(e);\r
- TextSegment old = e.getHint(TEXT_SELECTION);\r
- if (segment.equals(old))\r
- return;\r
- if (!segment.existsIn(text))\r
- throw new IllegalArgumentException("segment " + segment + " does not exist in text '" + text + "'");\r
- e.setHint(TEXT_SELECTION, segment);\r
- }\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 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.g2d.element.handler.impl;
+
+import org.simantics.g2d.element.ElementUtils;
+import org.simantics.g2d.element.IElement;
+import org.simantics.g2d.element.handler.TextEditor;
+import org.simantics.g2d.utils.TextSegment;
+import org.simantics.utils.datastructures.hints.IHintContext.Key;
+import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;
+
+public class TextEditorImpl implements TextEditor {
+
+ private static final long serialVersionUID = 7183657432363119779L;
+
+ public static final TextEditor INSTANCE = new TextEditorImpl();
+
+ public static final Key ACTIVE = new KeyOf(Boolean.class, "TEXT_EDITOR_ACTIVE");
+ public static final Key TEXT = new KeyOf(String.class, "TEXT_EDIT_TEXT");
+ public static final Key MODIFIER = new KeyOf(Modifier.class, "TEXT_MODIFIER");
+ public static final Key TEXT_SELECTION = new KeyOf(TextSegment.class, "TEXT_SELECTION");
+ public static final Key CARET_POS = new KeyOf(Integer.class, "CARET_POS");
+
+ @Override
+ public boolean isActive(IElement e) {
+ return ElementUtils.getHintOrDefault(e, ACTIVE, Boolean.FALSE);
+ }
+
+ @Override
+ public void setActive(IElement e, boolean value) {
+ ElementUtils.setOrRemoveHint(e, ACTIVE, value ? Boolean.TRUE : null);
+ if (!value) {
+ e.removeHint(CARET_POS);
+ }
+ }
+
+ @Override
+ public String getText(IElement e) {
+ return e.getHint(TEXT);
+ }
+
+ @Override
+ public void setText(IElement e, String text) {
+ ElementUtils.setOrRemoveHint(e, TEXT, text);
+ }
+
+ @Override
+ public Modifier getModifier(IElement e) {
+ return e.getHint(MODIFIER);
+ }
+
+ @Override
+ public void setModifier(IElement e, org.simantics.g2d.element.handler.TextEditor.Modifier modifier) {
+ ElementUtils.setOrRemoveHint(e, MODIFIER, modifier);
+ }
+
+ @Override
+ public Integer getCaretPosition(IElement e) {
+ Integer pos = e.getHint(CARET_POS);
+ return pos;
+ }
+
+ @Override
+ public TextSegment getSelection(IElement e) {
+ return e.getHint(TEXT_SELECTION);
+ }
+
+ private static boolean isValidCaretPosition(String s, int pos) {
+ int l = s.length();
+ return pos >= 0 && pos <= l;
+ }
+
+ private static void assertValidCaretPosition(String s, int pos) {
+ boolean valid = isValidCaretPosition(s, pos);
+ if (!valid)
+ throw new IllegalArgumentException("caret position " + pos + " is out of bounds in text '" + s + "'");
+ }
+
+ @Override
+ public void setCaretPosition(IElement e, Integer position) {
+ if (position == null) {
+ e.removeHint(CARET_POS);
+ } else {
+ String text = getText(e);
+ Integer old = e.getHint(CARET_POS);
+ if (position.equals(old))
+ return;
+ assertValidCaretPosition(text, position);
+ e.setHint(CARET_POS, position);
+ }
+ }
+
+ @Override
+ public void setSelection(IElement e, TextSegment segment) {
+ if (segment == null) {
+ e.removeHint(TEXT_SELECTION);
+ } else {
+ String text = getText(e);
+ TextSegment old = e.getHint(TEXT_SELECTION);
+ if (segment.equals(old))
+ return;
+ if (!segment.existsIn(text))
+ throw new IllegalArgumentException("segment " + segment + " does not exist in text '" + text + "'");
+ e.setHint(TEXT_SELECTION, segment);
+ }
+ }
+
+}
Code Review / simantics / platform.git / blobdiff