R
RC
I'm try to make a list with different background colors.
Here is what I do
JLabel label1 = new JLabel("Red Background");
JLabel label2 = new JLabel("Blue Background");
label1.setBackground(Color.red);
label2.setBackground(Color.blue);
Dimension d = new Dimension(80, 20);
label1.setPreferredSize(d);
label1.setMaximumSize(d);
label1.setMinimumSize(d);
label2.setPreferredSize(d);
label2.setMaximumSize(d);
label2.setMinimumSize(d);
DefaultListModel listModel = new DefaultListModel();
JList list = new JList(listModel);
listModel.addElement(label1);
listModel.addElement(label2);
list.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
list.setVisibleRowCount(4);
list.setLayoutOrientation(JList.VERTICAL);
list.setDragEnabled(true);
JScrollPane scrollPane = new JScrollPane(list);
There are no compiling error messages.
But here is the run-time error adding to the JList instead
the JLabels
javax.swing.JLabel[,0,0,0x0,invalid,alignmentX=0.0,alignmentY=0.0,border=,flags=8388608,maximumSize=java.awt.Dimension[width=.....]
Can anyone tell me how to achieve my goal, have different background
colors in a list?
Thank Q very much in advance!
Here is what I do
JLabel label1 = new JLabel("Red Background");
JLabel label2 = new JLabel("Blue Background");
label1.setBackground(Color.red);
label2.setBackground(Color.blue);
Dimension d = new Dimension(80, 20);
label1.setPreferredSize(d);
label1.setMaximumSize(d);
label1.setMinimumSize(d);
label2.setPreferredSize(d);
label2.setMaximumSize(d);
label2.setMinimumSize(d);
DefaultListModel listModel = new DefaultListModel();
JList list = new JList(listModel);
listModel.addElement(label1);
listModel.addElement(label2);
list.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
list.setVisibleRowCount(4);
list.setLayoutOrientation(JList.VERTICAL);
list.setDragEnabled(true);
JScrollPane scrollPane = new JScrollPane(list);
There are no compiling error messages.
But here is the run-time error adding to the JList instead
the JLabels
javax.swing.JLabel[,0,0,0x0,invalid,alignmentX=0.0,alignmentY=0.0,border=,flags=8388608,maximumSize=java.awt.Dimension[width=.....]
Can anyone tell me how to achieve my goal, have different background
colors in a list?
Thank Q very much in advance!