Added ScrollPane demo.

Signed-off-by: weisj <weisj@arcor.de>

src/test/java/ScrollPaneDemo.java

@@ -1,34 +0,0 @@
-import com.github.weisj.darklaf.LafManager;
-import com.github.weisj.darklaf.util.StringUtil;
-import org.jdesktop.swingx.MultiSplitLayout;
-
-import javax.swing.*;
-import java.awt.*;
-
-/**
- * @author Jannis Weis
- * @since 2019
- */
-public final class ScrollPaneDemo extends MultiSplitLayout {
-
-    public static void main(final String[] args) {
-        SwingUtilities.invokeLater(() -> {
-            LafManager.install();
-            final JFrame frame = new JFrame();
-            frame.setSize(500, 500);
-            JTextPane overlayScroll = new JTextPane() {{
-                setText(StringUtil.repeat(TestResources.LOREM_IPSUM, 10));
-                setFont(Font.getFont(Font.MONOSPACED));
-//                setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
-//                SimpleAttributeSet attribs = new SimpleAttributeSet();
-//                StyleConstants.setAlignment(attribs, StyleConstants.ALIGN_RIGHT);
-//                setParagraphAttributes(attribs, true);
-            }};
-            frame.setContentPane(new JPanel(new BorderLayout()) {{
-                add(overlayScroll, BorderLayout.CENTER);
-            }});
-            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-            frame.setVisible(true);
-        });
-    }
-}

src/test/java/TabFrameDemo.java

@@ -9,6 +9,7 @@ import com.github.weisj.darklaf.components.text.NumberedTextComponent;
 import com.github.weisj.darklaf.components.text.NumberingPane;
 import com.github.weisj.darklaf.icons.IconLoader;
 import com.github.weisj.darklaf.util.StringUtil;
+import demo.DemoResources;
 import org.jetbrains.annotations.NotNull;
 
 import javax.swing.*;
@@ -126,7 +127,7 @@ public class TabFrameDemo {
     @NotNull
     private static Component createTextArea() {
         NumberedTextComponent numberPane = new NumberedTextComponent(new NonWrappingTextPane() {{
-            setText(StringUtil.repeat(TestResources.LOREM_IPSUM, 10));
+            setText(StringUtil.repeat(DemoResources.LOREM_IPSUM, 10));
             setFont(new Font(Font.MONOSPACED, Font.PLAIN, 14));
         }});
         NumberingPane numbering = numberPane.getNumberingPane();

src/test/java/demo/ComponentDemo.java

@@ -34,7 +34,9 @@ public interface ComponentDemo {
     static void showDemo(final ComponentDemo demo) {
         SwingUtilities.invokeLater(() -> {
             LafManager.install();
-            JFrame frame = DemoPanel.createFrame();
+            JFrame frame = new JFrame();
+            frame.setLocationRelativeTo(null);
+            frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
             frame.setTitle(demo.getTitle());
             frame.setContentPane(demo.createComponent());
             frame.pack();

src/test/java/demo/DemoPanel.java

@@ -43,13 +43,6 @@ public class DemoPanel extends JPanel {
         add(controls, BorderLayout.SOUTH);
     }
 
-    public static JFrame createFrame() {
-        JFrame frame = new JFrame();
-        frame.setLocationRelativeTo(null);
-        frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
-        return frame;
-    }
-
     public JPanel getControls() {
         return controls;
     }

src/test/java/demo/DemoResources.java

@@ -1,7 +1,7 @@
 /*
  * MIT License
  *
- * Copyright (c) 2019 Jannis Weis
+ * 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
@@ -21,7 +21,9 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-public class TestResources {
+package demo;
+
+public class DemoResources {
     public static final String LOREM_IPSUM =
             "Lorem ipsum dolor sit amet, consectetur adipiscing elit. In tempor quis nibh a semper. Nullam\n"
                     + " auctor, erat non viverra commodo, libero orci aliquam quam, ac interdum nunc est sed\n "

src/test/java/demo/SolidColorComponent.java

@@ -0,0 +1,38 @@
+/*
+ * 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 demo;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class SolidColorComponent extends JPanel {
+
+    public SolidColorComponent(final Color color, final int width, final int height) {
+        setBackground(color);
+        Dimension size = new Dimension(width, height);
+        setPreferredSize(size);
+        setMinimumSize(size);
+        setMaximumSize(size);
+    }
+}

src/test/java/demo/scrollPane/ScrollPaneDemo.java

@@ -0,0 +1,87 @@
+/*
+ * 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 demo.scrollPane;
+
+import demo.ComponentDemo;
+import demo.DemoPanel;
+import demo.DemoResources;
+import demo.SolidColorComponent;
+
+import javax.swing.*;
+import java.awt.*;
+
+/**
+ * @author Jannis Weis
+ * @since 2019
+ */
+public final class ScrollPaneDemo implements ComponentDemo {
+
+    public static void main(final String[] args) {
+        ComponentDemo.showDemo(new ScrollPaneDemo());
+    }
+
+    @Override
+    public JComponent createComponent() {
+        JScrollPane scrollPane = new JScrollPane();
+        scrollPane.setViewportView(new JPanel() {{
+            add(new JTextArea() {{
+                setText(DemoResources.LOREM_IPSUM);
+            }});
+        }});
+        JPanel upperLeft = new SolidColorComponent(Color.RED, 20, 20);
+        JPanel upperRight = new SolidColorComponent(Color.RED, 20, 20);
+        JPanel lowerLeft = new SolidColorComponent(Color.RED, 20, 20);
+        JPanel lowerRight = new SolidColorComponent(Color.RED, 20, 20);
+
+        DemoPanel panel = new DemoPanel(scrollPane);
+
+
+        JPanel controlPanel = panel.getControls();
+        controlPanel.setLayout(new GridLayout(3, 2));
+        controlPanel.add(new JCheckBox("LeftToRight") {{
+            setSelected(scrollPane.getComponentOrientation().isLeftToRight());
+            addActionListener(e -> scrollPane.setComponentOrientation(isSelected() ? ComponentOrientation.LEFT_TO_RIGHT
+                                                                                   : ComponentOrientation.RIGHT_TO_LEFT));
+        }});
+        controlPanel.add(new JLabel());
+        controlPanel.add(new JCheckBox("UpperLeft corner") {{
+            addActionListener(e -> scrollPane.setCorner(JScrollPane.UPPER_LEFT_CORNER, isSelected() ? upperLeft : null));
+        }});
+        controlPanel.add(new JCheckBox("UpperRight corner") {{
+            addActionListener(e -> scrollPane.setCorner(JScrollPane.UPPER_RIGHT_CORNER, isSelected() ? upperRight : null));
+        }});
+        controlPanel.add(new JCheckBox("LowerLeft corner") {{
+            addActionListener(e -> scrollPane.setCorner(JScrollPane.LOWER_LEFT_CORNER, isSelected() ? lowerLeft : null));
+        }});
+        controlPanel.add(new JCheckBox("LowerRight corner") {{
+            addActionListener(e -> scrollPane.setCorner(JScrollPane.LOWER_RIGHT_CORNER, isSelected() ? lowerRight : null));
+        }});
+        return panel;
+    }
+
+    @Override
+    public String getTitle() {
+        return "ScrollPane Demo";
+    }
+}