Merge pull request #39 from weisJ/text_demo

Demo & Fixes for JTextField/JPasswordField

core/src/main/java/com/github/weisj/darklaf/ui/colorchooser/ColorValueFormatter.java

@@ -116,19 +116,19 @@ public final class ColorValueFormatter extends JFormattedTextField.AbstractForma
     }
 
     protected void error() {
-        text.putClientProperty("JTextField.hasError", true);
+        text.putClientProperty("JTextComponent.hasError", true);
         text.repaint();
         errorTimer.restart();
     }
 
     @Override
     public void actionPerformed(final ActionEvent e) {
-        text.putClientProperty("JTextField.hasError", false);
+        text.putClientProperty("JTextComponent.hasError", false);
         text.repaint();
     }
 
     private void commit() {
-        text.putClientProperty("JTextField.hasError", false);
+        text.putClientProperty("JTextComponent.hasError", false);
         text.repaint();
         SwingUtilities.invokeLater(() -> {
             try {

core/src/main/java/com/github/weisj/darklaf/ui/text/DarkFormattedTextFieldUI.java

@@ -99,9 +99,9 @@ public class DarkFormattedTextFieldUI extends DarkTextFieldUI implements Propert
         if (textField == null) return;
         try {
             textField.getFormatter().stringToValue(textField.getText());
-            textField.putClientProperty("JTextField.hasError", false);
+            textField.putClientProperty("JTextComponent.hasError", false);
         } catch (ParseException e) {
-            textField.putClientProperty("JTextField.hasError", true);
+            textField.putClientProperty("JTextComponent.hasError", true);
         }
     }
 }

core/src/main/java/com/github/weisj/darklaf/ui/text/DarkPasswordFieldUI.java

@@ -33,6 +33,7 @@ import javax.swing.plaf.ComponentUI;
 import javax.swing.text.JTextComponent;
 import java.awt.*;
 import java.awt.event.*;
+import java.beans.PropertyChangeEvent;
 import java.util.Arrays;
 
 /**
@@ -178,15 +179,15 @@ public class DarkPasswordFieldUI extends DarkPasswordFieldUIBridge {
 
     public static boolean hasShowIcon(final Component c) {
         return c instanceof JPasswordField
-            && Boolean.TRUE.equals(((JComponent) c).getClientProperty("PasswordField.view"));
+            && Boolean.TRUE.equals(((JComponent) c).getClientProperty("JPasswordField.showViewIcon"));
     }
 
 
     private Point getShowIconCoord() {
         Rectangle r = getDrawingRect(getComponent());
         int w = getShowIcon().getIconWidth();
-        Insets ins = DarkUIUtil.getBorderInsets(editor);
-        return new Point(r.x + r.width - w - ins.left, r.y + (r.height - w) / 2);
+        return DarkUIUtil.adjustForOrientation(new Point(r.x + r.width - w - borderSize, r.y + (r.height - w) / 2),
+                                               w, editor);
     }
 
     private boolean isOverEye(final Point p) {
@@ -212,4 +213,18 @@ public class DarkPasswordFieldUI extends DarkPasswordFieldUIBridge {
             echo_dot = ((JPasswordField) c).getEchoChar();
         }
     }
+
+    @Override
+    public void propertyChange(final PropertyChangeEvent evt) {
+        super.propertyChange(evt);
+        String key = evt.getPropertyName();
+        if ("JPasswordField.showViewIcon".equals(key)) {
+            editor.doLayout();
+            Component parent = editor.getParent();
+            if (parent instanceof JComponent) {
+                parent.doLayout();
+            }
+            editor.repaint();
+        }
+    }
 }

core/src/main/java/com/github/weisj/darklaf/ui/text/DarkTextBorder.java

@@ -68,6 +68,37 @@ public class DarkTextBorder implements Border, UIResource {
         showIcon = UIManager.getIcon("PasswordField.show.icon");
     }
 
+    protected static boolean hasError(final Component c) {
+        return c instanceof JComponent
+            && Boolean.TRUE.equals(((JComponent) c).getClientProperty("JTextComponent.hasError"));
+    }
+
+
+    protected static boolean isCellEditor(final Component c) {
+        return c instanceof JComponent
+            && Boolean.TRUE.equals(((JComponent) c).getClientProperty("JTextField.cellEditor"));
+    }
+
+    protected int getArcSize(final Component c) {
+        boolean alt = DarkTextFieldUI.chooseAlternativeArc(c);
+        if (!alt && !DarkTextFieldUI.isSearchField(c)) {
+            return 0;
+        }
+        return DarkTextFieldUI.isSearchField(c) ? (alt ? arc : searchArc) : (alt ? searchArc : arc);
+    }
+
+    protected int getFocusArcSize(final Component c) {
+        boolean alt = DarkTextFieldUI.chooseAlternativeArc(c);
+        if (!alt && !DarkTextFieldUI.isSearchField(c)) {
+            return minimumArc;
+        }
+        return DarkTextFieldUI.isSearchField(c) ? (alt ? arc : searchArc) : (alt ? searchArc : arc);
+    }
+
+    public int getBorderSize() {
+        return borderSize;
+    }
+
     public void paintBorder(final Component c, final Graphics g2, final int x, final int y,
                             final int width, final int height) {
         if (isCellEditor(c)) {
@@ -98,7 +129,10 @@ public class DarkTextBorder implements Border, UIResource {
         } else if (DarkTextFieldUI.isSearchField(c)) {
             g.setColor(getBorderColor(c));
             if (((JComponent) c).getClientProperty("JTextField.Search.noBorderRing") != Boolean.TRUE) {
-                if (c.hasFocus()) {
+                if (hasError(c)) {
+                    DarkUIUtil.paintOutlineBorder(g, width, height, focusArcSize, borderSize,
+                                                  c.hasFocus(), DarkUIUtil.Outline.error);
+                } else if (c.hasFocus()) {
                     DarkUIUtil.paintFocusBorder(g, width, height, arcSize, borderSize);
                 }
                 g.setColor(getBorderColor(c));
@@ -110,37 +144,6 @@ public class DarkTextBorder implements Border, UIResource {
         config.restore();
     }
 
-
-    protected static boolean isCellEditor(final Component c) {
-        return c instanceof JComponent
-                && Boolean.TRUE.equals(((JComponent) c).getClientProperty("JTextField.cellEditor"));
-    }
-
-    protected int getArcSize(final Component c) {
-        boolean alt = DarkTextFieldUI.chooseAlternativeArc(c);
-        if (!alt && !DarkTextFieldUI.isSearchField(c)) {
-            return 0;
-        }
-        return DarkTextFieldUI.isSearchField(c) ? (alt ? arc : searchArc) : (alt ? searchArc : arc);
-    }
-
-    protected int getFocusArcSize(final Component c) {
-        boolean alt = DarkTextFieldUI.chooseAlternativeArc(c);
-        if (!alt && !DarkTextFieldUI.isSearchField(c)) {
-            return minimumArc;
-        }
-        return DarkTextFieldUI.isSearchField(c) ? (alt ? arc : searchArc) : (alt ? searchArc : arc);
-    }
-
-    public int getBorderSize() {
-        return borderSize;
-    }
-
-    protected static boolean hasError(final Component c) {
-        return c instanceof JComponent
-                && Boolean.TRUE.equals(((JComponent) c).getClientProperty("JTextField.hasError"));
-    }
-
     protected Color getBorderColor(final Component c) {
         boolean editable = !(c instanceof JTextComponent) || ((JTextComponent) c).isEditable();
         boolean focus = DarkUIUtil.hasFocus(c);
@@ -173,7 +176,11 @@ public class DarkTextBorder implements Border, UIResource {
             insets.right += padding.right + clearWidth;
         } else if (DarkPasswordFieldUI.hasShowIcon(c)) {
             int eyeWidth = showIcon.getIconWidth();
+            if (c.getComponentOrientation().isLeftToRight()) {
                 insets.right += padding.right + eyeWidth;
+            } else {
+                insets.left += padding.left + eyeWidth;
+            }
         }
         return insets;
     }

core/src/main/java/com/github/weisj/darklaf/ui/text/DarkTextFieldUI.java

@@ -163,8 +163,8 @@ public class DarkTextFieldUI extends DarkTextFieldUIBridge implements PropertyCh
     protected Point getSearchIconCoord() {
         Rectangle r = getDrawingRect(getComponent());
         int w = getSearchIcon(getComponent()).getIconWidth();
-        Insets ins = DarkUIUtil.getBorderInsets(editor);
-        return new Point(r.x + ins.left, r.y + (r.height - w) / 2);
+        return DarkUIUtil.adjustForOrientation(new Point(r.x + borderSize, r.y + (r.height - w) / 2),
+                                               w, editor);
     }
 
     protected static Icon getSearchIcon(final Component c) {
@@ -227,10 +227,11 @@ public class DarkTextFieldUI extends DarkTextFieldUIBridge implements PropertyCh
     protected Point getClearIconCoord() {
         Rectangle r = getDrawingRect(getComponent());
         int w = getClearIcon(clearHovered).getIconWidth();
-        Insets ins = DarkUIUtil.getBorderInsets(editor);
-        return new Point(r.x + r.width - w - ins.left, r.y + (r.height - w) / 2);
+        return DarkUIUtil.adjustForOrientation(new Point(r.x + r.width - w - borderSize, r.y + (r.height - w) / 2),
+                                               w, editor);
     }
 
+
     protected void showSearchPopup() {
         if (lastSearchEvent == 0 || (System.currentTimeMillis() - lastSearchEvent) > 250) {
             JPopupMenu menu = getSearchPopup(getComponent());
@@ -257,11 +258,11 @@ public class DarkTextFieldUI extends DarkTextFieldUIBridge implements PropertyCh
         clear = UIManager.getIcon("TextField.search.clear.icon");
         searchWithHistory = UIManager.getIcon("TextField.search.searchWithHistory.icon");
         search = UIManager.getIcon("TextField.search.search.icon");
-
     }
 
     @Override
     public void propertyChange(final PropertyChangeEvent evt) {
+        super.propertyChange(evt);
         String key = evt.getPropertyName();
         if ("JTextField.Search.FindPopup".equals(key)) {
             Object oldVal = evt.getOldValue();
@@ -272,6 +273,13 @@ public class DarkTextFieldUI extends DarkTextFieldUIBridge implements PropertyCh
             if (newVal instanceof JPopupMenu) {
                 ((JPopupMenu) newVal).addPopupMenuListener(searchPopupListener);
             }
+        } else if ("JTextField.variant".equals(key)) {
+            editor.doLayout();
+            Component parent = editor.getParent();
+            if (parent instanceof JComponent) {
+                parent.doLayout();
+            }
+            editor.repaint();
         }
     }
 

core/src/main/java/com/github/weisj/darklaf/ui/text/DarkTextUI.java

@@ -36,12 +36,7 @@ import javax.swing.plaf.ActionMapUIResource;
 import javax.swing.plaf.ComponentInputMapUIResource;
 import javax.swing.plaf.InputMapUIResource;
 import javax.swing.plaf.basic.BasicTextUI;
-import javax.swing.text.Caret;
-import javax.swing.text.DefaultEditorKit;
-import javax.swing.text.EditorKit;
-import javax.swing.text.Highlighter;
-import javax.swing.text.JTextComponent;
-import javax.swing.text.TextAction;
+import javax.swing.text.*;
 import java.awt.*;
 import java.awt.event.ActionEvent;
 import java.awt.event.InputEvent;
@@ -83,6 +78,8 @@ public abstract class DarkTextUI extends BasicTextUI implements PropertyChangeLi
         String key = evt.getPropertyName();
         if ("JTextComponent.roundedSelection".equals(key)) {
             editor.repaint();
+        } else if ("JTextComponent.hasError".equals(key)) {
+            editor.repaint();
         }
     }
 

core/src/main/java/com/github/weisj/darklaf/util/DarkUIUtil.java

@@ -82,7 +82,7 @@ public final class DarkUIUtil {
         GraphicsContext context = GraphicsUtil.setupStrokePainting(g);
 
         Shape outerRect = new RoundRectangle2D.Float(0, 0, width, height, arc + bw, arc + bw);
-        Shape innerRect = new RoundRectangle2D.Float(bw, bw, width - 2 * bw, height - 2 * bw, arc, arc);
+        Shape innerRect = new RoundRectangle2D.Float(bw, bw, width - 2 * bw, height - 2 * bw, arc - bw, arc - bw);
         Path2D path = new Path2D.Float(Path2D.WIND_EVEN_ODD);
         path.append(outerRect, false);
         path.append(innerRect, false);
@@ -354,6 +354,13 @@ public final class DarkUIUtil {
         return border.getBorderInsets(comp);
     }
 
+    public static Point adjustForOrientation(final Point p, final int w, final Component c) {
+        if (!c.getComponentOrientation().isLeftToRight()) {
+            p.x = c.getWidth() - p.x - w;
+        }
+        return p;
+    }
+
     public enum Outline {
         error {
             @Override

core/src/main/resources/com/github/weisj/darklaf/properties/ui/spinner.properties

@@ -38,8 +38,8 @@ Spinner.arrowButtonBorder      = null
 Spinner.arc                    = %arc
 Spinner.borderThickness        = %borderThickness
 
-Spinner.cellEditorInsets       = 2, 5, 2, 5
-Spinner.insets                 = 7, 7, 7, 7
+Spinner.cellEditorInsets       = 2,5,2,5
+Spinner.insets                 = 7,7,7,7
 
 Spinner.plus.icon              = misc/plus.svg[themed]
 Spinner.plusInactive.icon      = misc/plus.svg[themed]

core/src/main/resources/com/github/weisj/darklaf/properties/ui/tabbedPane.properties

@@ -47,7 +47,7 @@ TabbedPane.tabsOverlapBorder       = false
 TabbedPane.labelShift              = 0
 TabbedPane.selectedLabelShift      = 0
 TabbedPane.selectedTabPadInsets    = 0,0,0,0
-TabbedPane.tabAreaInsets           = 0,0,0,
+TabbedPane.tabAreaInsets           = 0,0,0,0
 
 TabbedPane.newTabButton.insets     = 2,2,2,2
 TabbedPane.moreTabsButton.pad      = 2

core/src/test/java/UIDemo.java

@@ -152,7 +152,7 @@ public final class UIDemo {
                         add(new JPasswordField("Password"));
                         add(new JPasswordField("VeryStrongPassword") {{
                             putClientProperty("JTextField.alternativeArc", Boolean.TRUE);
-                            putClientProperty("PasswordField.view", Boolean.TRUE);
+                            putClientProperty("JPasswordField.showViewIcon", Boolean.TRUE);
                         }});
                     }});
                     panel.add(new JPanel() {{

core/src/test/java/ui/text/EditorPaneDemo.java

@@ -26,16 +26,15 @@ package ui.text;
 import ui.ComponentDemo;
 
 import javax.swing.*;
-import javax.swing.text.JTextComponent;
 
-public class EditorPaneDemo extends TextComponentDemo {
+public class EditorPaneDemo extends TextComponentDemo<JEditorPane> {
 
     public static void main(final String[] args) {
         ComponentDemo.showDemo(new EditorPaneDemo());
     }
 
     @Override
-    protected JTextComponent createTextComponent() {
+    protected JEditorPane createTextComponent() {
         return new JEditorPane();
     }
 

core/src/test/java/ui/text/PasswordFieldDemo.java

@@ -0,0 +1,74 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020 Jannis Weis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package ui.text;
+
+import ui.ComponentDemo;
+import ui.DemoPanel;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class PasswordFieldDemo implements ComponentDemo {
+
+    public static void main(final String[] args) {
+        ComponentDemo.showDemo(new PasswordFieldDemo());
+    }
+
+    @Override
+    public JComponent createComponent() {
+        JPasswordField textField = new JPasswordField("Demo PasswordField");
+        DemoPanel panel = new DemoPanel(textField);
+        JPanel controlPanel = panel.getControls();
+        controlPanel.setLayout(new GridLayout(3, 2));
+        controlPanel.add(new JCheckBox("enabled") {{
+            setSelected(textField.isEnabled());
+            addActionListener(e -> textField.setEnabled(isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("editable") {{
+            setSelected(textField.isEditable());
+            addActionListener(e -> textField.setEditable(isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("LeftToRight") {{
+            setEnabled(true);
+            addActionListener(e -> textField.setComponentOrientation(isSelected() ? ComponentOrientation.LEFT_TO_RIGHT
+                                                                                  : ComponentOrientation.RIGHT_TO_LEFT));
+        }});
+        controlPanel.add(new JCheckBox("JTextComponent.roundedSelection") {{
+            setSelected(true);
+            addActionListener(e -> textField.putClientProperty("JTextComponent.roundedSelection", isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("JPasswordField.showViewIcon") {{
+            addActionListener(e -> textField.putClientProperty("JPasswordField.showViewIcon", isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("JTextComponent.hasError") {{
+            addActionListener(e -> textField.putClientProperty("JTextComponent.hasError", isSelected()));
+        }});
+        return panel;
+    }
+
+    @Override
+    public String getTitle() {
+        return "PasswordField Demo";
+    }
+}

core/src/test/java/ui/text/TextAreaDemo.java

@@ -26,16 +26,15 @@ package ui.text;
 import ui.ComponentDemo;
 
 import javax.swing.*;
-import javax.swing.text.JTextComponent;
 
-public class TextAreaDemo extends TextComponentDemo {
+public class TextAreaDemo extends TextComponentDemo<JTextArea> {
 
     public static void main(final String[] args) {
         ComponentDemo.showDemo(new TextAreaDemo());
     }
 
     @Override
-    protected JTextComponent createTextComponent() {
+    protected JTextArea createTextComponent() {
         return new JTextArea();
     }
 

core/src/test/java/ui/text/TextComponentDemo.java

@@ -33,18 +33,18 @@ import javax.swing.border.Border;
 import javax.swing.text.JTextComponent;
 import java.awt.*;
 
-public abstract class TextComponentDemo implements ComponentDemo {
+public abstract class TextComponentDemo<T extends JTextComponent> implements ComponentDemo {
 
     @Override
     public JComponent createComponent() {
-        JTextComponent text = createTextComponent();
+        T text = createTextComponent();
         text.setText(StringUtil.repeat(StringUtil.repeat("Word ", 5) + "\n", 5));
         DemoPanel panel = new DemoPanel(text);
         Border textBorder = new DarkTextBorder();
         Border border = text.getBorder();
 
         JPanel controlPanel = panel.getControls();
-        controlPanel.setLayout(new GridLayout(2, 2));
+        controlPanel.setLayout(new GridLayout(3, 2));
         controlPanel.add(new JCheckBox("enabled") {{
             setSelected(text.isEnabled());
             addActionListener(e -> text.setEnabled(isSelected()));
@@ -61,8 +61,11 @@ public abstract class TextComponentDemo implements ComponentDemo {
             setSelected(true);
             addActionListener(e -> text.putClientProperty("JTextComponent.roundedSelection", isSelected()));
         }});
+        controlPanel.add(new JCheckBox("JTextComponent.hasError") {{
+            addActionListener(e -> text.putClientProperty("JTextComponent.hasError", isSelected()));
+        }});
         return panel;
     }
 
-    protected abstract JTextComponent createTextComponent();
+    protected abstract T createTextComponent();
 }

core/src/test/java/ui/text/TextFieldDemo.java

@@ -0,0 +1,74 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020 Jannis Weis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package ui.text;
+
+import ui.ComponentDemo;
+import ui.DemoPanel;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class TextFieldDemo implements ComponentDemo {
+
+    public static void main(final String[] args) {
+        ComponentDemo.showDemo(new TextFieldDemo());
+    }
+
+    @Override
+    public JComponent createComponent() {
+        JTextField textField = new JTextField("Demo TextField");
+        DemoPanel panel = new DemoPanel(textField);
+        JPanel controlPanel = panel.getControls();
+        controlPanel.setLayout(new GridLayout(3, 2));
+        controlPanel.add(new JCheckBox("enabled") {{
+            setSelected(textField.isEnabled());
+            addActionListener(e -> textField.setEnabled(isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("editable") {{
+            setSelected(textField.isEditable());
+            addActionListener(e -> textField.setEditable(isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("LeftToRight") {{
+            setEnabled(true);
+            addActionListener(e -> textField.setComponentOrientation(isSelected() ? ComponentOrientation.LEFT_TO_RIGHT
+                                                                                  : ComponentOrientation.RIGHT_TO_LEFT));
+        }});
+        controlPanel.add(new JCheckBox("JTextComponent.roundedSelection") {{
+            setSelected(true);
+            addActionListener(e -> textField.putClientProperty("JTextComponent.roundedSelection", isSelected()));
+        }});
+        controlPanel.add(new JCheckBox("JTextField.variant = search") {{
+            addActionListener(e -> textField.putClientProperty("JTextField.variant", isSelected() ? "search" : ""));
+        }});
+        controlPanel.add(new JCheckBox("JTextComponent.hasError") {{
+            addActionListener(e -> textField.putClientProperty("JTextComponent.hasError", isSelected()));
+        }});
+        return panel;
+    }
+
+    @Override
+    public String getTitle() {
+        return "TextField Demo";
+    }
+}

core/src/test/java/ui/text/TextPaneDemo.java

@@ -26,16 +26,15 @@ package ui.text;
 import ui.ComponentDemo;
 
 import javax.swing.*;
-import javax.swing.text.JTextComponent;
 
-public class TextPaneDemo extends TextComponentDemo {
+public class TextPaneDemo extends TextComponentDemo<JTextPane> {
 
     public static void main(final String[] args) {
         ComponentDemo.showDemo(new TextPaneDemo());
     }
 
     @Override
-    protected JTextComponent createTextComponent() {
+    protected JTextPane createTextComponent() {
         return new JTextPane();
     }