From: Niki Roo <niki@nikiroo.be>
Date: Tue, 22 Dec 2020 13:29:07 +0000 (+0100)
Subject: New: new functions in UiUtils and IOUtils
X-Git-Url: https://git.nikiroo.be/?a=commitdiff_plain;h=0ff6a0aa1ec0a37d3fa0fbc4f76b9629fb2fd7ef;p=nikiroo-utils.git

New: new functions in UiUtils and IOUtils
---

diff --git a/src/be/nikiroo/utils/IOUtils.java b/src/be/nikiroo/utils/IOUtils.java
index 3d252ea..439964d 100644
--- a/src/be/nikiroo/utils/IOUtils.java
+++ b/src/be/nikiroo/utils/IOUtils.java
@@ -403,6 +403,34 @@ public class IOUtils {
 
 		return loader.getResourceAsStream(name);
 	}
+	
+	/**
+	 * Return the running directory/file, that is, the root binary directory for
+	 * running java classes or the running JAR file for JAR files.
+	 * 
+	 * @param clazz
+	 *            a Class from the running program (will only have an impact
+	 *            when not running from a JAR file)
+	 * @param base
+	 *            return the base directory (the one where the binary root or
+	 *            the JAR file resides)
+	 * 
+	 * @return the directory or file
+	 */
+	public static File getRunningDirectory(
+			@SuppressWarnings("rawtypes") Class clazz, boolean base) {
+		String uri = clazz.getProtectionDomain().getCodeSource().getLocation()
+				.toString();
+		if (uri.startsWith("file:"))
+			uri = uri.substring("file:".length());
+		File root = new File(uri);
+
+		if (base) {
+			root = root.getParentFile();
+		}
+
+		return root;
+	}
 
 	/**
 	 * Return a resetable {@link InputStream} from this stream, and reset it.
diff --git a/src/be/nikiroo/utils/ui/UIUtils.java b/src/be/nikiroo/utils/ui/UIUtils.java
index e4eb000..ce7bcc1 100644
--- a/src/be/nikiroo/utils/ui/UIUtils.java
+++ b/src/be/nikiroo/utils/ui/UIUtils.java
@@ -12,6 +12,7 @@ import java.awt.RenderingHints;
 import java.io.IOException;
 import java.net.URISyntaxException;
 
+import javax.swing.JButton;
 import javax.swing.JComponent;
 import javax.swing.JEditorPane;
 import javax.swing.JLabel;
@@ -31,6 +32,9 @@ import be.nikiroo.utils.VersionCheck;
  * @author niki
  */
 public class UIUtils {
+	static private Color buttonNormal;
+	static private Color buttonPressed;
+	
 	/**
 	 * Set a fake "native Look &amp; Feel" for the application if possible
 	 * (check for the one currently in use, then try GTK).
@@ -331,4 +335,37 @@ public class UIUtils {
 		return JOptionPane.showConfirmDialog(parentComponent, updateMessage,
 				title, JOptionPane.DEFAULT_OPTION) == JOptionPane.OK_OPTION;
 	}
+	
+	/**
+	 * Set the given {@link JButton} as "pressed" (selected, but with more UI
+	 * visibility).
+	 * <p>
+	 * The {@link JButton} will answer {@link JButton#isSelected()} if it is
+	 * pressed.
+	 * 
+	 * @param button
+	 *            the button to select/press
+	 * @param pressed
+	 *            the new "pressed" state
+	 */
+	static public void setButtonPressed(JButton button, boolean pressed) {
+		if (buttonNormal == null) {
+			JButton defButton = new JButton(" ");
+			buttonNormal = defButton.getBackground();
+			if (buttonNormal.getBlue() >= 128) {
+				buttonPressed = new Color( //
+						Math.max(buttonNormal.getRed() - 100, 0), //
+						Math.max(buttonNormal.getGreen() - 100, 0), //
+						Math.max(buttonNormal.getBlue() - 100, 0));
+			} else {
+				buttonPressed = new Color( //
+						Math.min(buttonNormal.getRed() + 100, 255), //
+						Math.min(buttonNormal.getGreen() + 100, 255), //
+						Math.min(buttonNormal.getBlue() + 100, 255));
+			}
+		}
+
+		button.setSelected(pressed);
+		button.setBackground(pressed ? buttonPressed : buttonNormal);
+	}
 }