Question

Java Swing jTextField如何获取焦点?

Answer 1

JTextField tfTest = new JTextField();
		tfTest.addFocusListener(new FocusListener(){

			@Override
			public void focusGained(FocusEvent arg0) {
				//当鼠标点进去时发生的事件
				
			}

			@Override
			public void focusLost(FocusEvent arg0) {
				// 当鼠标离开时发生的事件
				
			}
			
		});

Answer 2

jTextField.requestFocus();