Demo: added SplitPane

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java

@@ -237,7 +237,7 @@ class DemoFrame
 				tabbedPane.addTab("Basic Components", basicComponentsPanel);
 				tabbedPane.addTab("More Components", moreComponentsPanel);
 				tabbedPane.addTab("Data Components", dataComponentsPanel);
-				tabbedPane.addTab("Tabs", tabsPanel);
+				tabbedPane.addTab("SplitPane & Tabs", tabsPanel);
 				tabbedPane.addTab("Option Pane", optionPanePanel);
 			}
 			contentPanel.add(tabbedPane, "cell 0 0");

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.jfd

@@ -79,7 +79,7 @@ new FormModel {
 					add( new FormComponent( "com.formdev.flatlaf.demo.TabsPanel" ) {
 						name: "tabsPanel"
 					}, new FormLayoutConstraints( null ) {
-						"title": "Tabs"
+						"title": "SplitPane & Tabs"
 					} )
 					add( new FormComponent( "com.formdev.flatlaf.demo.OptionPanePanel" ) {
 						name: "optionPanePanel"

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.java

@@ -63,6 +63,14 @@ class TabsPanel
 	private void initComponents() {
 		// JFormDesigner - Component initialization - DO NOT MODIFY  //GEN-BEGIN:initComponents
 		JPanel panel9 = new JPanel();
+		JLabel splitPaneLabel = new JLabel();
+		JSplitPane splitPane3 = new JSplitPane();
+		JSplitPane splitPane1 = new JSplitPane();
+		JPanel panel10 = new JPanel();
+		JPanel panel11 = new JPanel();
+		JSplitPane splitPane2 = new JSplitPane();
+		JPanel panel12 = new JPanel();
+		JPanel panel13 = new JPanel();
 		JLabel tabbedPaneLabel = new JLabel();
 		tabbedPane1 = new JTabbedPane();
 		JPanel panel1 = new JPanel();
@@ -101,11 +109,64 @@ class TabsPanel
 		{
 			panel9.setLayout(new FormLayout(
 				"70dlu:grow, $lcgap, 70dlu:grow",
-				"pref, 2*($lgap, fill:70dlu:grow), 2*($lgap, pref)"));
+				"default, $lgap, fill:70dlu, $lgap, pref, 2*($lgap, fill:70dlu:grow), 2*($lgap, pref)"));
+
+			//---- splitPaneLabel ----
+			splitPaneLabel.setText("JSplitPane:");
+			panel9.add(splitPaneLabel, cc.xy(1, 1));
+
+			//======== splitPane3 ========
+			{
+				splitPane3.setResizeWeight(0.5);
+
+				//======== splitPane1 ========
+				{
+					splitPane1.setResizeWeight(0.5);
+					splitPane1.setOneTouchExpandable(true);
+
+					//======== panel10 ========
+					{
+						panel10.setBackground(Color.orange);
+						panel10.setLayout(new FlowLayout());
+					}
+					splitPane1.setLeftComponent(panel10);
+
+					//======== panel11 ========
+					{
+						panel11.setBackground(Color.magenta);
+						panel11.setLayout(new FlowLayout());
+					}
+					splitPane1.setRightComponent(panel11);
+				}
+				splitPane3.setLeftComponent(splitPane1);
+
+				//======== splitPane2 ========
+				{
+					splitPane2.setOrientation(JSplitPane.VERTICAL_SPLIT);
+					splitPane2.setResizeWeight(0.5);
+					splitPane2.setOneTouchExpandable(true);
+
+					//======== panel12 ========
+					{
+						panel12.setBackground(Color.orange);
+						panel12.setLayout(new FlowLayout());
+					}
+					splitPane2.setTopComponent(panel12);
+
+					//======== panel13 ========
+					{
+						panel13.setBackground(Color.magenta);
+						panel13.setLayout(new FlowLayout());
+					}
+					splitPane2.setBottomComponent(panel13);
+				}
+				splitPane3.setRightComponent(splitPane2);
+			}
+			panel9.add(splitPane3, cc.xywh(1, 3, 3, 1));
 
 			//---- tabbedPaneLabel ----
 			tabbedPaneLabel.setText("JTabbedPane:");
-			panel9.add(tabbedPaneLabel, cc.xy(1, 1));
+			panel9.add(tabbedPaneLabel, cc.xy(1, 5));
 
 			//======== tabbedPane1 ========
 			{
@@ -131,7 +192,7 @@ class TabsPanel
 				label2.setText("text");
 				tabbedPane1.addTab("Tab 3", label2);
 			}
-			panel9.add(tabbedPane1, cc.xy(1, 3));
+			panel9.add(tabbedPane1, cc.xy(1, 7));
 
 			//======== tabbedPane3 ========
 			{
@@ -158,7 +219,7 @@ class TabsPanel
 				label6.setText("text");
 				tabbedPane3.addTab("Tab 3", label6);
 			}
-			panel9.add(tabbedPane3, cc.xy(3, 3));
+			panel9.add(tabbedPane3, cc.xy(3, 7));
 
 			//======== tabbedPane2 ========
 			{
@@ -186,7 +247,7 @@ class TabsPanel
 				label4.setText("text");
 				tabbedPane2.addTab("Tab 3", label4);
 			}
-			panel9.add(tabbedPane2, cc.xy(1, 5));
+			panel9.add(tabbedPane2, cc.xy(1, 9));
 
 			//======== tabbedPane4 ========
 			{
@@ -213,25 +274,25 @@ class TabsPanel
 				label8.setText("text");
 				tabbedPane4.addTab("Tab 3", label8);
 			}
-			panel9.add(tabbedPane4, cc.xy(3, 5));
+			panel9.add(tabbedPane4, cc.xy(3, 9));
 
 			//---- tabScrollCheckBox ----
 			tabScrollCheckBox.setText("tabLayoutPolicy = SCROLL");
 			tabScrollCheckBox.setMnemonic('S');
 			tabScrollCheckBox.addActionListener(e -> tabScrollChanged());
-			panel9.add(tabScrollCheckBox, cc.xy(1, 7, CellConstraints.LEFT, CellConstraints.DEFAULT));
+			panel9.add(tabScrollCheckBox, cc.xy(1, 11, CellConstraints.LEFT, CellConstraints.DEFAULT));
 
 			//---- hasFullBorderCheckBox ----
 			hasFullBorderCheckBox.setText("JTabbedPane.hasFullBorder");
 			hasFullBorderCheckBox.setMnemonic('F');
 			hasFullBorderCheckBox.addActionListener(e -> hasFullBorderChanged());
-			panel9.add(hasFullBorderCheckBox, cc.xy(3, 7, CellConstraints.LEFT, CellConstraints.DEFAULT));
+			panel9.add(hasFullBorderCheckBox, cc.xy(3, 11, CellConstraints.LEFT, CellConstraints.DEFAULT));
 
 			//---- moreTabsCheckBox ----
 			moreTabsCheckBox.setText("more tabs");
 			moreTabsCheckBox.setMnemonic('M');
 			moreTabsCheckBox.addActionListener(e -> moreTabsChanged());
-			panel9.add(moreTabsCheckBox, cc.xy(1, 9, CellConstraints.LEFT, CellConstraints.DEFAULT));
+			panel9.add(moreTabsCheckBox, cc.xy(1, 13, CellConstraints.LEFT, CellConstraints.DEFAULT));
 		}
 		add(panel9, "cell 0 0");
 		// JFormDesigner - End of component initialization  //GEN-END:initComponents

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.jfd

@@ -14,15 +14,65 @@ new FormModel {
 			name: "this"
 			add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class com.jgoodies.forms.layout.FormLayout ) {
 				"$columnSpecs": "70dlu:grow, labelcompgap, 70dlu:grow"
-				"$rowSpecs": "pref, linegap, fill:70dlu:grow, linegap, fill:70dlu:grow, linegap, pref, linegap, pref"
+				"$rowSpecs": "default, linegap, fill:70dlu, linegap, pref, linegap, fill:70dlu:grow, linegap, fill:70dlu:grow, linegap, pref, linegap, pref"
 			} ) {
 				name: "panel9"
+				add( new FormComponent( "javax.swing.JLabel" ) {
+					name: "splitPaneLabel"
+					"text": "JSplitPane:"
+				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) )
+				add( new FormContainer( "javax.swing.JSplitPane", new FormLayoutManager( class javax.swing.JSplitPane ) ) {
+					name: "splitPane3"
+					"resizeWeight": 0.5
+					add( new FormContainer( "javax.swing.JSplitPane", new FormLayoutManager( class javax.swing.JSplitPane ) ) {
+						name: "splitPane1"
+						"resizeWeight": 0.5
+						"oneTouchExpandable": true
+						add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class java.awt.FlowLayout ) ) {
+							name: "panel10"
+							"background": sfield java.awt.Color orange
+						}, new FormLayoutConstraints( class java.lang.String ) {
+							"value": "left"
+						} )
+						add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class java.awt.FlowLayout ) ) {
+							name: "panel11"
+							"background": sfield java.awt.Color magenta
+						}, new FormLayoutConstraints( class java.lang.String ) {
+							"value": "right"
+						} )
+					}, new FormLayoutConstraints( class java.lang.String ) {
+						"value": "left"
+					} )
+					add( new FormContainer( "javax.swing.JSplitPane", new FormLayoutManager( class javax.swing.JSplitPane ) ) {
+						name: "splitPane2"
+						"orientation": 0
+						"resizeWeight": 0.5
+						"oneTouchExpandable": true
+						add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class java.awt.FlowLayout ) ) {
+							name: "panel12"
+							"background": sfield java.awt.Color orange
+						}, new FormLayoutConstraints( class java.lang.String ) {
+							"value": "left"
+						} )
+						add( new FormContainer( "javax.swing.JPanel", new FormLayoutManager( class java.awt.FlowLayout ) ) {
+							name: "panel13"
+							"background": sfield java.awt.Color magenta
+						}, new FormLayoutConstraints( class java.lang.String ) {
+							"value": "right"
+						} )
+					}, new FormLayoutConstraints( class java.lang.String ) {
+						"value": "right"
+					} )
+				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
+					"gridY": 3
+					"gridWidth": 3
+				} )
 				add( new FormComponent( "javax.swing.JLabel" ) {
 					name: "tabbedPaneLabel"
 					"text": "JTabbedPane:"
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 1
-					"gridY": 1
+					"gridY": 5
 				} )
 				add( new FormContainer( "javax.swing.JTabbedPane", new FormLayoutManager( class javax.swing.JTabbedPane ) ) {
 					name: "tabbedPane1"
@@ -52,7 +102,7 @@ new FormModel {
 					} )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 1
-					"gridY": 3
+					"gridY": 7
 				} )
 				add( new FormContainer( "javax.swing.JTabbedPane", new FormLayoutManager( class javax.swing.JTabbedPane ) ) {
 					name: "tabbedPane3"
@@ -83,7 +133,7 @@ new FormModel {
 					} )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 3
-					"gridY": 3
+					"gridY": 7
 				} )
 				add( new FormContainer( "javax.swing.JTabbedPane", new FormLayoutManager( class javax.swing.JTabbedPane ) ) {
 					name: "tabbedPane2"
@@ -114,7 +164,7 @@ new FormModel {
 						"title": "Tab 3"
 					} )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
-					"gridY": 5
+					"gridY": 9
 				} )
 				add( new FormContainer( "javax.swing.JTabbedPane", new FormLayoutManager( class javax.swing.JTabbedPane ) ) {
 					name: "tabbedPane4"
@@ -145,7 +195,7 @@ new FormModel {
 					} )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 3
-					"gridY": 5
+					"gridY": 9
 				} )
 				add( new FormComponent( "javax.swing.JCheckBox" ) {
 					name: "tabScrollCheckBox"
@@ -157,7 +207,7 @@ new FormModel {
 					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "tabScrollChanged", false ) )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 1
-					"gridY": 7
+					"gridY": 11
 					"hAlign": sfield com.jgoodies.forms.layout.CellConstraints LEFT
 				} )
 				add( new FormComponent( "javax.swing.JCheckBox" ) {
@@ -170,7 +220,7 @@ new FormModel {
 					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "hasFullBorderChanged", false ) )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 3
-					"gridY": 7
+					"gridY": 11
 					"hAlign": sfield com.jgoodies.forms.layout.CellConstraints LEFT
 				} )
 				add( new FormComponent( "javax.swing.JCheckBox" ) {
@@ -183,7 +233,7 @@ new FormModel {
 					addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "moreTabsChanged", false ) )
 				}, new FormLayoutConstraints( class com.jgoodies.forms.layout.CellConstraints ) {
 					"gridX": 1
-					"gridY": 9
+					"gridY": 13
 					"hAlign": sfield com.jgoodies.forms.layout.CellConstraints LEFT
 				} )
 			}, new FormLayoutConstraints( class net.miginfocom.layout.CC ) {
@@ -191,7 +241,7 @@ new FormModel {
 			} )
 		}, new FormLayoutConstraints( null ) {
 			"location": new java.awt.Point( 0, 0 )
-			"size": new java.awt.Dimension( 400, 400 )
+			"size": new java.awt.Dimension( 400, 585 )
 		} )
 	}
 }