DatabaseSearchDialog.java

package com.kartoflane.superluminal2.ui;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

import com.kartoflane.superluminal2.Superluminal;
import com.kartoflane.superluminal2.components.Hotkey;
import com.kartoflane.superluminal2.components.interfaces.Predicate;
import com.kartoflane.superluminal2.core.Manager;

public class DatabaseSearchDialog extends AbstractSearchDialog<String> {

	private static final int defaultWidth = 400;

	private Text txtName;
	private Text txtParent;
	private Button btnCase;

	public DatabaseSearchDialog(Shell parent) {
		super(parent);
	}

	/**
	 * @wbp.parser.entryPoint
	 */
	@Override
	public void createContents(Shell parent) {
		shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.APPLICATION_MODAL);
		shell.setLayout(new GridLayout(2, false));
		shell.setText(Superluminal.APP_NAME + " - String Search");

		Group grpContain = new Group(shell, SWT.NONE);
		grpContain.setLayout(new GridLayout(2, false));
		grpContain.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
		grpContain.setText("Containing Text In...");

		Label lblName = new Label(grpContain, SWT.NONE);
		lblName.setText("Filename:");

		txtName = new Text(grpContain, SWT.BORDER);
		txtName.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

		Label lblParent = new Label(grpContain, SWT.NONE);
		lblParent.setText("Parent Folder:");

		txtParent = new Text(grpContain, SWT.BORDER);
		txtParent.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

		btnCase = new Button(grpContain, SWT.CHECK);
		btnCase.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
		btnCase.setText("Case-Sensitive");

		Composite compButtons = new Composite(shell, SWT.NONE);
		GridLayout gl_compButtons = new GridLayout(3, false);
		gl_compButtons.marginWidth = 0;
		gl_compButtons.marginHeight = 0;
		compButtons.setLayout(gl_compButtons);
		compButtons.setLayoutData(new GridData(SWT.FILL, SWT.BOTTOM, true, true, 2, 1));

		Button btnDefault = new Button(compButtons, SWT.NONE);
		GridData gd_btnDefault = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
		gd_btnDefault.widthHint = 80;
		btnDefault.setLayoutData(gd_btnDefault);
		btnDefault.setText("Default");

		Button btnConfirm = new Button(compButtons, SWT.NONE);
		GridData gd_btnConfirm = new GridData(SWT.RIGHT, SWT.CENTER, true, false, 1, 1);
		gd_btnConfirm.widthHint = 80;
		btnConfirm.setLayoutData(gd_btnConfirm);
		btnConfirm.setText("Confirm");

		Button btnCancel = new Button(compButtons, SWT.NONE);
		GridData gd_btnCancel = new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1);
		gd_btnCancel.widthHint = 80;
		btnCancel.setLayoutData(gd_btnCancel);
		btnCancel.setText("Cancel");

		btnDefault.addSelectionListener(new SelectionAdapter() {
			@Override
			public void widgetSelected(SelectionEvent e) {
				setResultDefault();
				dispose();
			}
		});

		btnConfirm.addSelectionListener(new SelectionAdapter() {
			@Override
			public void widgetSelected(SelectionEvent e) {
				setResultCurrent();
				dispose();
			}
		});

		btnCancel.addSelectionListener(new SelectionAdapter() {
			@Override
			public void widgetSelected(SelectionEvent e) {
				setResultUnchanged();
				dispose();
			}
		});

		shell.addListener(SWT.Close, new Listener() {
			@Override
			public void handleEvent(Event e) {
				setResultUnchanged();
				dispose();
				e.doit = false;
			}
		});

		shell.pack();
		shell.setSize(defaultWidth, shell.getSize().y);
		Point s = shell.getSize();
		Point p = parent.getSize();
		shell.setMinimumSize(s);
		shell.setLocation(parent.getLocation().x + p.x / 2 - s.x / 2, parent.getLocation().y + p.y / 2 - s.y / 2);

		// Register hotkeys
		Hotkey h = new Hotkey();
		h.setKey(SWT.CR);
		h.addNotifyAction(btnConfirm, true);
		Manager.hookHotkey(shell, h);
	}

	@SuppressWarnings("unchecked")
	@Override
	protected Predicate<String> getFilter() {
		final String name = txtName.getText();
		final String parent = txtParent.getText();

		if (name.equals("") && parent.equals(""))
			return (Predicate<String>) RESULT_UNCHANGED;

		return new Predicate<String>() {
			private boolean caseSensitive = DatabaseSearchDialog.this.btnCase.getSelection();

			public boolean accept(String o) {
				boolean result = true;

				String mName = "(.+/)*?[^/]*?" + name + "[^/]*?";
				String mParent = "(.+/)*?[^/]*?" + parent + "[^/]*?/.*?";
				if (caseSensitive) {
					result &= o.matches(mName);
					result &= o.matches(mParent);
				} else {
					result &= o.toLowerCase().matches(mName.toLowerCase());
					result &= o.toLowerCase().matches(mParent.toLowerCase());
				}

				return result;
			}
		};
	}

}