| 1 | /******************************************************************************* | |
| 2 | * Copyhacked (H) 2012-2025. | |
| 3 | * This program and the accompanying materials | |
| 4 | * are made available under no term at all, use it like | |
| 5 | * you want, but share and discuss it | |
| 6 | * every time possible with every body. | |
| 7 | * | |
| 8 | * Contributors: | |
| 9 | * ron190 at ymail dot com - initial implementation | |
| 10 | *******************************************************************************/ | |
| 11 | package com.jsql.view.swing.text; | |
| 12 | ||
| 13 | import com.jsql.util.LogLevelUtil; | |
| 14 | import com.jsql.view.swing.popupmenu.JPopupMenuText; | |
| 15 | import com.jsql.view.swing.text.action.SilentDeleteTextAction; | |
| 16 | import org.apache.logging.log4j.LogManager; | |
| 17 | import org.apache.logging.log4j.Logger; | |
| 18 | ||
| 19 | import javax.swing.*; | |
| 20 | import javax.swing.text.DefaultEditorKit; | |
| 21 | import javax.swing.text.JTextComponent; | |
| 22 | import javax.swing.undo.CannotRedoException; | |
| 23 | import javax.swing.undo.CannotUndoException; | |
| 24 | import javax.swing.undo.UndoManager; | |
| 25 | import java.awt.event.ActionEvent; | |
| 26 | ||
| 27 | /** | |
| 28 | * A swing JTextComponent with Undo/Redo functionality. | |
| 29 | * @param <T> Component like JTextField or JTextArea to decorate | |
| 30 | */ | |
| 31 | public class JPopupTextComponent<T extends JTextComponent> extends JPopupComponent<T> implements DecoratorJComponent<T> { | |
| 32 | | |
| 33 | private static final Logger LOGGER = LogManager.getRootLogger(); | |
| 34 | ||
| 35 | /** | |
| 36 | * Save the component to decorate, add the Undo/Redo. | |
| 37 | * @param proxy Swing component to decorate | |
| 38 | */ | |
| 39 | public JPopupTextComponent(final T proxy) { | |
| 40 | super(proxy); | |
| 41 | ||
| 42 |
1
1. <init> : removed call to javax/swing/text/JTextComponent::setComponentPopupMenu → NO_COVERAGE |
this.getProxy().setComponentPopupMenu(new JPopupMenuText(this.getProxy())); |
| 43 |
1
1. <init> : removed call to javax/swing/text/JTextComponent::setDragEnabled → NO_COVERAGE |
this.getProxy().setDragEnabled(true); |
| 44 | ||
| 45 | var undoRedoManager = new UndoManager(); | |
| 46 | var doc = this.getProxy().getDocument(); | |
| 47 | ||
| 48 | // Listen for undo and redo events | |
| 49 |
1
1. <init> : removed call to javax/swing/text/Document::addUndoableEditListener → NO_COVERAGE |
doc.addUndoableEditListener(undoableEditEvent -> undoRedoManager.addEdit(undoableEditEvent.getEdit())); |
| 50 | ||
| 51 |
1
1. <init> : removed call to com/jsql/view/swing/text/JPopupTextComponent::initUndo → NO_COVERAGE |
this.initUndo(undoRedoManager); |
| 52 |
1
1. <init> : removed call to com/jsql/view/swing/text/JPopupTextComponent::initRedo → NO_COVERAGE |
this.initRedo(undoRedoManager); |
| 53 |
1
1. <init> : removed call to com/jsql/view/swing/text/JPopupTextComponent::makeDeleteSilent → NO_COVERAGE |
this.makeDeleteSilent(); |
| 54 | } | |
| 55 | ||
| 56 | private void initUndo(final UndoManager undo) { | |
| 57 | final var undoIdentifier = "Undo"; // Create an undo action and add it to the text component | |
| 58 | | |
| 59 |
1
1. initUndo : removed call to javax/swing/ActionMap::put → NO_COVERAGE |
this.getProxy().getActionMap().put(undoIdentifier, new AbstractAction(undoIdentifier) { |
| 60 | @Override | |
| 61 | public void actionPerformed(ActionEvent evt) { | |
| 62 | // Unhandled ArrayIndexOutOfBoundsException #92146 on undo() | |
| 63 | try { | |
| 64 |
1
1. actionPerformed : negated conditional → NO_COVERAGE |
if (undo.canUndo()) { |
| 65 |
1
1. actionPerformed : removed call to javax/swing/undo/UndoManager::undo → NO_COVERAGE |
undo.undo(); |
| 66 | } | |
| 67 | } catch (ArrayIndexOutOfBoundsException | CannotUndoException e) { | |
| 68 | LOGGER.log(LogLevelUtil.CONSOLE_JAVA, e, e); | |
| 69 | } | |
| 70 | } | |
| 71 | }); | |
| 72 | ||
| 73 | // Bind the undo action to ctl-Z | |
| 74 |
1
1. initUndo : removed call to javax/swing/InputMap::put → NO_COVERAGE |
this.getProxy().getInputMap().put(KeyStroke.getKeyStroke("control Z"), undoIdentifier); |
| 75 | } | |
| 76 | ||
| 77 | private void initRedo(final UndoManager undo) { | |
| 78 | final var redoIdentifier = "Redo"; // Create a redo action and add it to the text component | |
| 79 | | |
| 80 |
1
1. initRedo : removed call to javax/swing/ActionMap::put → NO_COVERAGE |
this.getProxy().getActionMap().put(redoIdentifier, new AbstractAction(redoIdentifier) { |
| 81 | @Override | |
| 82 | public void actionPerformed(ActionEvent evt) { | |
| 83 | try { | |
| 84 |
1
1. actionPerformed : negated conditional → NO_COVERAGE |
if (undo.canRedo()) { |
| 85 |
1
1. actionPerformed : removed call to javax/swing/undo/UndoManager::redo → NO_COVERAGE |
undo.redo(); |
| 86 | } | |
| 87 | } catch (CannotRedoException e) { | |
| 88 | LOGGER.log(LogLevelUtil.CONSOLE_JAVA, e, e); | |
| 89 | } | |
| 90 | } | |
| 91 | }); | |
| 92 | ||
| 93 | // Bind the redo action to ctl-Y | |
| 94 |
1
1. initRedo : removed call to javax/swing/InputMap::put → NO_COVERAGE |
this.getProxy().getInputMap().put(KeyStroke.getKeyStroke("control Y"), redoIdentifier); |
| 95 | } | |
| 96 | ||
| 97 | private void makeDeleteSilent() { | |
| 98 | var actionMap = this.getProxy().getActionMap(); // Silent delete | |
| 99 | ||
| 100 | String key = DefaultEditorKit.deletePrevCharAction; | |
| 101 |
1
1. makeDeleteSilent : removed call to javax/swing/ActionMap::put → NO_COVERAGE |
actionMap.put(key, new SilentDeleteTextAction(key, actionMap.get(key))); |
| 102 | ||
| 103 | key = DefaultEditorKit.deleteNextCharAction; | |
| 104 |
1
1. makeDeleteSilent : removed call to javax/swing/ActionMap::put → NO_COVERAGE |
actionMap.put(key, new SilentDeleteTextAction(key, actionMap.get(key))); |
| 105 | } | |
| 106 | } | |
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