Why is my smallIcon for Notifications always greyed out?

Follow this link First let’s understand the Android documentation which is as follows “Update or remove assets that involve color. The system ignores all non-alpha channels in action icons and in the main notification icon. You should assume that these icons will be alpha-only. The system draws notification icons in white and action icons in … Read more

How to hide the Dock icon

I think you are looking for the LSUIElement in the Info.plist LSUIElement (String). If this key is set to “1”, Launch Services runs the application as an agent application. Agent applications do not appear in the Dock or in the Force Quit window. Although they typically run as background applications, they can come to the … Read more

How to Insert Image into JTable Cell

JTable already provides a default renderer for icons. You just need to tell the table what data is stored in a given column so it can choose the appropriate renderer. This is done by overriding the getColumnClass(…) method: import java.awt.*; import javax.swing.*; import javax.swing.table.*; public class TableIcon extends JPanel { public TableIcon() { Icon aboutIcon … Read more

How to set Icon to JFrame

Better use a .png file; .ico is Windows specific. And better to not use a file, but a class resource (can be packed in the jar of the application). URL iconURL = getClass().getResource(“/some/package/favicon.png”); // iconURL is null when not found ImageIcon icon = new ImageIcon(iconURL); frame.setIconImage(icon.getImage()); Though you might even think of using setIconImages for … Read more