From cd01fccd05f7a98d3e0f71a86e153d349f7284ac Mon Sep 17 00:00:00 2001
From: bculkin2442 <bjculkin@mix.wvu.edu>
Date: Sun, 31 Jul 2016 11:25:30 -0400
Subject: New GUI widget

A list panel that offers selections from a drop down menu
---
 .../main/java/bjc/utils/gui/DropdownListPanel.java | 57 ++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 BJC-Utils2/src/main/java/bjc/utils/gui/DropdownListPanel.java

(limited to 'BJC-Utils2/src/main/java/bjc/utils/gui/DropdownListPanel.java')

diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/DropdownListPanel.java b/BJC-Utils2/src/main/java/bjc/utils/gui/DropdownListPanel.java
new file mode 100644
index 0000000..530fca2
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/DropdownListPanel.java
@@ -0,0 +1,57 @@
+package bjc.utils.gui;
+
+import java.awt.BorderLayout;
+
+import javax.swing.DefaultListModel;
+import javax.swing.JButton;
+import javax.swing.JComboBox;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.ListSelectionModel;
+
+import bjc.utils.funcdata.IList;
+import bjc.utils.gui.layout.AutosizeLayout;
+import bjc.utils.gui.layout.HLayout;
+
+public class DropdownListPanel extends JPanel {
+	private static final long serialVersionUID = 2719963952350133541L;
+
+	@SuppressWarnings("unchecked")
+	public <T> DropdownListPanel(String itemType,
+			DefaultListModel<T> listModel, IList<T> choices) {
+		setLayout(new AutosizeLayout());
+
+		JPanel itemInputPanel = new JPanel();
+		itemInputPanel.setLayout(new BorderLayout());
+
+		JPanel addItemPanel = new JPanel();
+		addItemPanel.setLayout(new HLayout(2));
+
+		JComboBox<T> addItemBox = new JComboBox<>();
+		choices.forEach(addItemBox::addItem);
+
+		JButton addItemButton = new JButton("Add " + itemType);
+
+		addItemPanel.add(addItemBox);
+		addItemPanel.add(addItemButton);
+
+		JList<T> itemList = new JList<>(listModel);
+		itemList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+
+		JButton removeItemButton = new JButton("Remove " + itemType);
+
+		addItemButton.addActionListener((ev) -> {
+			listModel.addElement((T) addItemBox.getSelectedItem());
+		});
+
+		removeItemButton.addActionListener((ev) -> {
+			listModel.remove(itemList.getSelectedIndex());
+		});
+
+		itemInputPanel.add(addItemPanel, BorderLayout.PAGE_START);
+		itemInputPanel.add(itemList, BorderLayout.CENTER);
+		itemInputPanel.add(removeItemButton, BorderLayout.PAGE_END);
+
+		add(itemInputPanel);
+	}
+}
-- 
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