| 1 | package be.nikiroo.fanfix_swing.gui.utils; |
| 2 | |
| 3 | import java.awt.Color; |
| 4 | import java.awt.Component; |
| 5 | |
| 6 | import javax.swing.JButton; |
| 7 | import javax.swing.JComponent; |
| 8 | import javax.swing.JOptionPane; |
| 9 | import javax.swing.JScrollPane; |
| 10 | import javax.swing.JTree; |
| 11 | import javax.swing.SwingUtilities; |
| 12 | |
| 13 | import be.nikiroo.fanfix.Instance; |
| 14 | |
| 15 | public class UiHelper { |
| 16 | static private Color buttonNormal; |
| 17 | static private Color buttonPressed; |
| 18 | |
| 19 | static public void setButtonPressed(JButton button, boolean pressed) { |
| 20 | if (buttonNormal == null) { |
| 21 | JButton defButton = new JButton(" "); |
| 22 | buttonNormal = defButton.getBackground(); |
| 23 | if (buttonNormal.getBlue() >= 128) { |
| 24 | buttonPressed = new Color( // |
| 25 | Math.max(buttonNormal.getRed() - 100, 0), // |
| 26 | Math.max(buttonNormal.getGreen() - 100, 0), // |
| 27 | Math.max(buttonNormal.getBlue() - 100, 0)); |
| 28 | } else { |
| 29 | buttonPressed = new Color( // |
| 30 | Math.min(buttonNormal.getRed() + 100, 255), // |
| 31 | Math.min(buttonNormal.getGreen() + 100, 255), // |
| 32 | Math.min(buttonNormal.getBlue() + 100, 255)); |
| 33 | } |
| 34 | } |
| 35 | |
| 36 | button.setSelected(pressed); |
| 37 | button.setBackground(pressed ? buttonPressed : buttonNormal); |
| 38 | } |
| 39 | |
| 40 | static public JComponent scroll(JComponent pane) { |
| 41 | JScrollPane scroll = new JScrollPane(pane); |
| 42 | scroll.getVerticalScrollBar().setUnitIncrement(16); |
| 43 | scroll.setHorizontalScrollBarPolicy( |
| 44 | JScrollPane.HORIZONTAL_SCROLLBAR_NEVER); |
| 45 | return scroll; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Display an error message and log the linked {@link Exception}. |
| 50 | * |
| 51 | * @param owner |
| 52 | * the owner of the error (to link the messagebox to it) |
| 53 | * @param message |
| 54 | * the message |
| 55 | * @param title |
| 56 | * the title of the error message |
| 57 | * @param e |
| 58 | * the exception to log if any |
| 59 | */ |
| 60 | static public void error(final Component owner, final String message, |
| 61 | final String title, Exception e) { |
| 62 | Instance.getInstance().getTraceHandler().error(title + ": " + message); |
| 63 | if (e != null) { |
| 64 | Instance.getInstance().getTraceHandler().error(e); |
| 65 | } |
| 66 | |
| 67 | SwingUtilities.invokeLater(new Runnable() { |
| 68 | @Override |
| 69 | public void run() { |
| 70 | JOptionPane.showMessageDialog(owner, message, title, |
| 71 | JOptionPane.ERROR_MESSAGE); |
| 72 | } |
| 73 | }); |
| 74 | } |
| 75 | } |