GUI stuff.

Almost finished with imports from version one.

10 files changed, 473 insertions, 1 deletions

diff --git a/BJC-Utils2/src/main/java/bjc/utils/funcdata/FunctionalList.java b/BJC-Utils2/src/main/java/bjc/utils/funcdata/FunctionalList.java
index dc57fb5..73ace88 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/funcdata/FunctionalList.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/funcdata/FunctionalList.java
@@ -99,7 +99,7 @@ public class FunctionalList<E> {
 	 * @param p The predicate to use for checking.
 	 * @return Whether any element in the list matches the provided predicate.
 	 */
-	public boolean anyMatches(Predicate<E> p) {
+	public boolean anyMatch(Predicate<E> p) {
 		for (E item : wrap) {
 			if (p.test(item)) {
 				return true;
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/ExtensionFileFilter.java b/BJC-Utils2/src/main/java/bjc/utils/gui/ExtensionFileFilter.java
new file mode 100644
index 0000000..9520492
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/ExtensionFileFilter.java
@@ -0,0 +1,48 @@
+package bjc.utils.gui;
+
+import java.io.File;
+import javax.swing.filechooser.FileFilter;
+import java.util.ArrayList;
+import java.util.List;
+
+import bjc.utils.funcdata.FunctionalList;
+
+/**
+ * A file filter based on extensions.
+ * @author ben
+ *
+ */
+public class ExtensionFileFilter extends FileFilter {
+	private FunctionalList<String> extensions;
+
+	/**
+	 * Create a new filter only showing files with the specified extensions.
+	 * @param exts The extensions to show in this filter.
+	 */
+	public ExtensionFileFilter(String... exts) {
+		extensions = new FunctionalList<>(new ArrayList<>(exts.length));
+
+		for (String ext : exts) {
+			extensions.add(ext);
+		}
+	}
+
+	/**
+	 * Create a new filter only showing files with the specified extensions.
+	 * @param exts The extensions to show in this filter.
+	 */
+	public ExtensionFileFilter(List<String> exts) {
+		extensions = new FunctionalList<>(exts);
+	}
+
+	@Override
+	public boolean accept(File pathname) {
+		return extensions.anyMatch(pathname.getName()::endsWith);
+	}
+
+	@Override
+	public String getDescription() {
+		return extensions.toString();
+	}
+
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/FileNotChosenException.java b/BJC-Utils2/src/main/java/bjc/utils/gui/FileNotChosenException.java
new file mode 100644
index 0000000..565d705
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/FileNotChosenException.java
@@ -0,0 +1,13 @@
+package bjc.utils.gui;
+
+import java.io.IOException;
+
+/**
+ * Represents the user not choosing a file.
+ * @author ben
+ *
+ */
+public class FileNotChosenException extends IOException {
+	private static final long serialVersionUID = -8753348705210831096L;
+	
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleDialogs.java b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleDialogs.java
new file mode 100644
index 0000000..7731529
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleDialogs.java
@@ -0,0 +1,127 @@
+package bjc.utils.gui;
+
+import java.awt.Component;
+import java.util.function.Function;
+import java.util.function.Predicate;
+
+import javax.swing.JOptionPane;
+
+/**
+ * Utility class for getting simple input from the user.
+ * @author ben
+ *
+ */
+public class SimpleDialogs {
+	/**
+	 * Get a bounded integer from the user.
+	 * @param parent The parent component for the dialogs.
+	 * @param title The title for the dialogs.
+	 * @param prompt The prompt to tell the user what to enter.
+	 * @param lower The lower integer bound to accept.
+	 * @param upper The upper integer bound to accept.
+	 * @return A int within the specified bounds.
+	 */
+	public static int getBoundedInt(Component parent, String title,
+			String prompt, int lower, int upper) {
+		return getValue(parent, title, prompt, s -> {
+			try {
+				int n = Integer.parseInt(s);
+				return (n < upper) && (n > lower);
+			} catch (NumberFormatException nfe) {
+				return false;
+			}
+		} , Integer::parseInt);
+	}
+
+	/**
+	 * Get a integer from the user
+	 * @param parent The parent component for dialogs.
+	 * @param title The title for dialogs.
+	 * @param prompt The prompt to tell the user what to enter.
+	 * @return A int.
+	 */
+	public static int getInt(Component parent, String title,
+			String prompt) {
+		return getValue(parent, title, prompt, s -> {
+			try {
+				Integer.parseInt(s);
+				return true;
+			} catch (NumberFormatException nfe) {
+				return false;
+			}
+		} , Integer::parseInt);
+	}
+
+	/**
+	 * Get a string from the user
+	 * @param parent The parent component for dialogs.
+	 * @param title The title for the dialogs.
+	 * @param prompt The prompt to tell the user what to enter.
+	 * @return A string.
+	 */
+	public static String getString(Component parent, String title, String prompt) {
+		return JOptionPane.showInputDialog(parent, prompt, title,
+				JOptionPane.QUESTION_MESSAGE);
+	}
+
+	/**
+	 * Get a value parsable from a string from the user.
+	 * @param parent The parent component for dialogs.
+	 * @param title The title for dialogs.
+	 * @param prompt The prompt to tell the user what to enter.
+	 * @param p A predicate to determine if a input is valid.
+	 * @param f The function to transform the string into a value.
+	 * @return The value parsed from a string.
+	 */
+	public static <E> E getValue(Component parent, String title,
+			String prompt, Predicate<String> p, Function<String, E> f) {
+		String inp = getString(parent, title, prompt);
+
+		while (!p.test(inp)) {
+			showError(parent, "I/O Error", "Please enter a valid value");
+
+			inp = getString(parent, title, prompt);
+		}
+
+		return f.apply(inp);
+	}
+
+	/**
+	 * Get a whole number from the user.
+	 * @param parent The parent component for dialogs.
+	 * @param title The title for dialogs.
+	 * @param prompt The prompt to tell the user what to enter.
+	 * @return A whole number.
+	 */
+	public static int getWhole(Component parent, String title,
+			String prompt) {
+		return getBoundedInt(parent, title, prompt, 0, Integer.MAX_VALUE);
+	}
+
+	/**
+	 * Ask the user a Yes/No question.
+	 * @param parent The parent component for dialogs.
+	 * @param title The title for dialogs.
+	 * @param question The question to ask the user.
+	 * @return True if the user said yes, false otherwise.
+	 */
+	public static boolean getYesNo(Component parent, String title,
+			String question) {
+		int res = JOptionPane.showConfirmDialog(parent, question, title,
+				JOptionPane.YES_NO_OPTION);
+
+		return (res == JOptionPane.YES_OPTION ? true : false);
+	}
+	
+	/**
+	 * Show a error message to the user
+	 * @param parent The parent component for dialogs.
+	 * @param title The title for dialogs.
+	 * @param err The error to show the user.
+	 */
+	public static void showError(Component parent, String title,
+			String err) {
+		JOptionPane.showMessageDialog(parent, err, title,
+				JOptionPane.ERROR_MESSAGE);
+	}
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java
new file mode 100644
index 0000000..fd5492b
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java
@@ -0,0 +1,167 @@
+package bjc.utils.gui;
+
+import java.awt.Component;
+import java.io.File;
+
+import javax.swing.JFileChooser;
+
+/**
+ * Utility class for easily prompting user for files.
+ * @author ben
+ *
+ */
+public class SimpleFileChooser {
+	private static File doOpenFile(Component par, String title,
+			JFileChooser files) {
+		files.setDialogTitle(title);
+
+		boolean success = false;
+
+		while (!success) {
+			try {
+				maybeDoOpenFile(par, files);
+				
+				success = true;
+			} catch (FileNotChosenException e) {
+				SimpleDialogs.showError(par, "I/O Error",
+						"Please pick a file to open");
+			}
+		}
+
+		return files.getSelectedFile();
+	}
+
+	private static File doSaveFile(Component par, String title,
+			JFileChooser files) {
+		files.setDialogTitle(title);
+
+		boolean success = false;
+
+		while (!success) {
+			try {
+				maybeDoSaveFile(par, files);
+				
+				return files.getSelectedFile();
+			} catch (FileNotChosenException e) {
+				SimpleDialogs.showError(par, "I/O Error",
+						"Please pick a file to save to");
+			}
+		}
+
+		return files.getSelectedFile();
+	}
+
+	private static void maybeDoSaveFile(Component par, JFileChooser files)
+			throws FileNotChosenException {
+		int res = files.showSaveDialog(par);
+
+		System.out.println("Result: " + res);
+		
+		if (res != JFileChooser.APPROVE_OPTION) {
+			throw new FileNotChosenException();
+		}
+	}
+
+	private static void maybeDoOpenFile(Component par, JFileChooser files)
+			throws FileNotChosenException {
+		int res = files.showSaveDialog(par);
+
+		if (res != JFileChooser.APPROVE_OPTION) {
+			throw new FileNotChosenException();
+		}
+	}
+
+	/**
+	 * Prompt the user with a "Open File..." dialog.
+	 * 		Keeps prompting them until they pick a file.
+	 * @param par The component to use as the parent for the dialog.
+	 * @param title The title of the dialog to prompt with.
+	 * @return The file the user has chosen.
+	 */
+	public static File getOpenFile(Component par, String title) {
+		JFileChooser files = new JFileChooser();
+
+		return doOpenFile(par, title, files);
+	}
+
+	/**
+	 * Prompt the user with a "Open File..." dialog.
+	 * 		Keeps prompting them until they pick a file.
+	 * @param par The component to use as the parent for the dialog.
+	 * @param title The title of the dialog to prompt with.
+	 * @param extensions The list of file extensions the file should have.
+	 * @return The file the user has chosen.
+	 */
+	public static File getOpenFile(Component par, String title,
+			String... extensions) {
+		JFileChooser files = new JFileChooser();
+		files.addChoosableFileFilter(new ExtensionFileFilter(extensions));
+
+		return doOpenFile(par, title, files);
+	}
+
+	/**
+	 * Prompt the user with a "Open File..." dialog.
+	 * @param par The component to use as the parent for the dialog.
+	 * @param title The title of the dialog to prompt with.
+	 * @return The file if the user chose one or null if they didn't.
+	 */
+	public static File maybeOpenFile(Component par, String title) {
+		JFileChooser files = new JFileChooser();
+		files.setDialogTitle(title);
+		
+		try {
+			maybeDoOpenFile(par, files);
+		} catch (FileNotChosenException e) {
+		}
+		
+		return files.getSelectedFile();
+	}
+	
+	/**
+	 * Prompt the user with a "Save File..." dialog.
+	 * @param par The component to use as the parent for the dialog.
+	 * @param title The title of the dialog to prompt with.
+	 * @return The file if the user chose one or null if they didn't.
+	 */
+	public static File maybeSaveFile(Component par, String title) {
+		JFileChooser files = new JFileChooser();
+		files.setDialogTitle(title);
+		
+		try {
+			maybeDoSaveFile(par, files);
+		} catch (FileNotChosenException e) {
+		}
+		
+		return files.getSelectedFile();
+	}
+	
+	/**
+	 * Prompt the user with a "Save File..." dialog.
+	 * 		
+	 * @param par The component to use as the parent for the dialog.
+	 * @param title The title of the dialog to prompt with.
+	 * @return The file the user chose.
+	 */
+	public static File getSaveFile(Component par, String title) {
+		JFileChooser files = new JFileChooser();
+
+		return doSaveFile(par, title, files);
+	}
+	
+	/**
+	 * Prompt the user with a "Save File..." dialog.
+	 * 		
+	 * @param par The component to use as the parent for the dialog.
+	 * @param title The title of the dialog to prompt with.
+	 * @param extensions The extensions of the files the user can choose.
+	 * @return The file the user chose.
+	 */
+	public static File getSaveFile(Component par, String title,
+			String... extensions) {
+		JFileChooser files = new JFileChooser();
+		files.addChoosableFileFilter(new ExtensionFileFilter(extensions));
+
+		return doSaveFile(par, title, files);
+	}
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleJList.java b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleJList.java
new file mode 100644
index 0000000..220ac7d
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleJList.java
@@ -0,0 +1,36 @@
+package bjc.utils.gui;
+
+import java.util.List;
+
+import javax.swing.DefaultListModel;
+import javax.swing.JList;
+import javax.swing.ListModel;
+
+/**
+ * Utility class for making JLists and their models.
+ * @author ben
+ *
+ */
+public class SimpleJList {
+	/**
+	 * Create a new JList from a given list.
+	 * @param ls The list to populate the JList with.
+	 * @return A JList populated with the elements from ls.
+	 */
+	public static <E> JList<E> buildFromList(List<E> ls) {
+		return new JList<E>(buildModel(ls));
+	}
+
+	/**
+	 * Create a new list model from a given list.
+	 * @param ls The list to fill the list model from.
+	 * @return A list model populated with the elements from ls.
+	 */
+	public static <E> ListModel<E> buildModel(List<E> ls) {
+		DefaultListModel<E> dlm = new DefaultListModel<>();
+
+		ls.forEach(dlm::addElement);
+		
+		return dlm;
+	}
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleTitledBorder.java b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleTitledBorder.java
new file mode 100644
index 0000000..aa19566
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleTitledBorder.java
@@ -0,0 +1,22 @@
+package bjc.utils.gui;
+
+import javax.swing.border.EtchedBorder;
+import javax.swing.border.TitledBorder;
+
+/**
+ * A simple border with a title attached to it.
+ * @author ben
+ *
+ */
+public class SimpleTitledBorder extends TitledBorder {
+	private static final long serialVersionUID = -5655969079949148487L;
+
+	/**
+	 * Create a new border with the specified title.
+	 * @param title The title for the border.
+	 */
+	public SimpleTitledBorder(String title) {
+		super(new EtchedBorder(), title);
+	}
+
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/layout/AutosizeLayout.java b/BJC-Utils2/src/main/java/bjc/utils/gui/layout/AutosizeLayout.java
new file mode 100644
index 0000000..ae470d5
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/layout/AutosizeLayout.java
@@ -0,0 +1,19 @@
+package bjc.utils.gui.layout;
+
+import java.awt.GridLayout;
+
+/**
+ * A layout that simply holds one component that it auto-resizes whenever it is resized.
+ * @author ben
+ *
+ */
+public class AutosizeLayout extends GridLayout {
+	private static final long serialVersionUID = -2495693595953396924L;
+
+	/**
+	 * Create a new auto-size layout.
+	 */
+	public AutosizeLayout() {
+		super(1, 1);
+	}
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/layout/HLayout.java b/BJC-Utils2/src/main/java/bjc/utils/gui/layout/HLayout.java
new file mode 100644
index 0000000..fd049fc
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/layout/HLayout.java
@@ -0,0 +1,20 @@
+package bjc.utils.gui.layout;
+
+import java.awt.GridLayout;
+
+/**
+ * A layout manager that lays out its components horizontally, evenly sizing them.
+ * @author ben
+ *
+ */
+public class HLayout extends GridLayout {
+	private static final long serialVersionUID = 1244964456966270026L;
+
+	/**
+	 * Create a new horizontal layout with the specified number of columns.
+	 * @param cols The number of columns in this layout.
+	 */
+	public HLayout(int cols) {
+		super(1, cols);
+	}
+}
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/layout/VLayout.java b/BJC-Utils2/src/main/java/bjc/utils/gui/layout/VLayout.java
new file mode 100644
index 0000000..953e522
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/gui/layout/VLayout.java
@@ -0,0 +1,20 @@
+package bjc.utils.gui.layout;
+
+import java.awt.GridLayout;
+
+/**
+ * A layout that lays out its components vertically, evenly sharing space among them.
+ * @author ben
+ *
+ */
+public class VLayout extends GridLayout {
+	private static final long serialVersionUID = -6417962941602322663L;
+
+	/**
+	 * Create a new vertical layout with the specified number of rows.
+	 * @param rows The number of rows.
+	 */
+	public VLayout(int rows) {
+		super(rows, 1);
+	}
+}