Added some new GUI utilities

* One is an adaptation of the simple dialogs to work on JDesktopPanes
* The other is a simple control for lists of strings

1 files changed, 65 insertions, 0 deletions

diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleListPanel.java b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleListPanel.java
new file mode 100644
index 0000000..b203a61
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleListPanel.java
@@ -0,0 +1,65 @@
+package bjc.utils.gui;
+
+import java.awt.BorderLayout;
+import java.util.function.Consumer;
+import java.util.function.Predicate;
+
+import javax.swing.DefaultListModel;
+import javax.swing.JButton;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.JTextField;
+import javax.swing.ListSelectionModel;
+
+import bjc.utils.gui.layout.AutosizeLayout;
+import bjc.utils.gui.layout.HLayout;
+
+public class SimpleListPanel extends JPanel {
+	private static final long serialVersionUID = 2719963952350133541L;
+
+	public SimpleListPanel(String itemType,
+			DefaultListModel<String> listModel,
+			Predicate<String> itemVerifier,
+			Consumer<String> onVerificationFailure) {
+		setLayout(new AutosizeLayout());
+
+		JPanel itemInputPanel = new JPanel();
+		itemInputPanel.setLayout(new BorderLayout());
+
+		JPanel addItemPanel = new JPanel();
+		addItemPanel.setLayout(new HLayout(2));
+
+		JTextField addItemField = new JTextField(255);
+		JButton addItemButton = new JButton("Add " + itemType);
+
+		addItemPanel.add(addItemField);
+		addItemPanel.add(addItemButton);
+
+		JList<String> itemList = new JList<>(listModel);
+		itemList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+
+		JButton removeItemButton = new JButton("Remove " + itemType);
+
+		addItemButton.addActionListener((ev) -> {
+			String potentialItem = addItemField.getText();
+
+			if (itemVerifier == null || itemVerifier.test(potentialItem)) {
+				listModel.addElement(potentialItem);
+			} else {
+				onVerificationFailure.accept(potentialItem);
+			}
+
+			addItemField.setText("");
+		});
+
+		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);
+	}
+}