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//default title and icon JOptionPane.showMessageDialog(frame, "Eggs are not supposed to be green.", "Message"); |
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//custom title, warning icon JOptionPane.showMessageDialog(frame, "Eggs are not supposed to be green.", "Inane warning", JOptionPane.WARNING_MESSAGE); |
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//custom title, error icon JOptionPane.showMessageDialog(frame, "Eggs are not supposed to be green.", "Inane error", JOptionPane.ERROR_MESSAGE); |
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//custom title, no icon JOptionPane.showMessageDialog(frame, "Eggs are not supposed to be green.", "A plain message", JOptionPane.PLAIN_MESSAGE); |
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//custom title, custom icon JOptionPane.showMessageDialog(frame, "Eggs are not supposed to be green.", "Inane custom dialog", JOptionPane.INFORMATION_MESSAGE, icon); |
更多:http://java.sun.com/docs/books/tutorial/uiswing/components/dialog.html