javax.swing.JList#getBackground ( )源码实例Demo

下面列出了javax.swing.JList#getBackground ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： netbeans 文件： TreeList.java

public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
    if (!(value instanceof TreeListNode)) {
        //shoudln't happen
        return new JLabel();
    }
    TreeListNode node = (TreeListNode) value;
    int rowHeight = list.getFixedCellHeight();
    int rowWidth = list.getVisibleRect().width;
    int dropIndex = -1;
    DropLocation dropLocation = list.getDropLocation();
    if (dropLocation != null && !dropLocation.isInsert()) {
        dropIndex = dropLocation.getIndex();
    }
    boolean isDropTarget = dropIndex == index;
    isSelected = isSelected || isDropTarget;
    Color background = isSelected ? list.getSelectionBackground() : list.getBackground();
    Color foreground = isSelected ? list.getSelectionForeground() : list.getForeground();

    return node.getRenderer(foreground, background, isSelected, cellHasFocus, rowHeight, rowWidth);
}

源代码2 项目： netbeans 文件： SelectionList.java

@Override
public Component getListCellRendererComponent( JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus ) {
    if (!(value instanceof ListNode)) {
        //shoudln't happen
        return new JLabel();
    }
    if( list instanceof SelectionList ) {
        isSelected |= index == ((SelectionList)list).getMouseOverRow();
    }
    ListNode node = (ListNode) value;
    int rowHeight = list.getFixedCellHeight();
    int rowWidth = list.getWidth();
    JScrollPane scroll = ( JScrollPane ) SwingUtilities.getAncestorOfClass( JScrollPane.class, list);
    if( null != scroll )
        rowWidth = scroll.getViewport().getWidth();
    Color background = isSelected ? list.getSelectionBackground() : list.getBackground();
    Color foreground = isSelected ? list.getSelectionForeground() : list.getForeground();

    return node.getListRenderer(foreground, background, isSelected, cellHasFocus, rowHeight, rowWidth);
}

源代码3 项目： jpexs-decompiler 文件： MembersListRenderer.java

@Override
public Component getListCellRendererComponent(final JList list, Object value, final int index,
        final boolean isSelected, boolean cellHasFocus) {
    Color back = (index % 2 == 1) ? list.getBackground() : evensColor;
    if (value instanceof Method) {
        final Method method = (Method) value;
        return new MethodCell(list, isSelected, back, method, dlg.getTheClass());
    } else if (value instanceof Field) {
        Field field = (Field) value;
        return new FieldCell(list, isSelected, back, field, dlg.getTheClass());
    } else if (value instanceof Constructor) {
        Constructor cons = (Constructor) value;
        return new ConstructorCell(list, isSelected, back, cons, dlg.getTheClass());
    } else {
        Component comp = super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
        comp.setBackground(back);
        return comp;
    }
}

源代码4 项目： netbeans 文件： RemoveSurroundingCodePanel.java

public Renderer(JList list) {
    setFont(list.getFont());
    fgColor = list.getForeground();
    bgColor = list.getBackground();
    bgColorDarker = new Color(Math.abs(bgColor.getRed() - DARKER_COLOR_COMPONENT),
            Math.abs(bgColor.getGreen() - DARKER_COLOR_COMPONENT),
            Math.abs(bgColor.getBlue() - DARKER_COLOR_COMPONENT));
    bgSelectionColor = list.getSelectionBackground();
    fgSelectionColor = list.getSelectionForeground();
}

源代码5 项目： netbeans 文件： ImportClassPanel.java

public Renderer( JList list ) {
    setFont( list.getFont() );            
    fgColor = list.getForeground();
    bgColor = list.getBackground();
    bgColorDarker = new Color(
                            Math.abs(bgColor.getRed() - DARKER_COLOR_COMPONENT),
                            Math.abs(bgColor.getGreen() - DARKER_COLOR_COMPONENT),
                            Math.abs(bgColor.getBlue() - DARKER_COLOR_COMPONENT)
                    );
    bgSelectionColor = list.getSelectionBackground();
    fgSelectionColor = list.getSelectionForeground();        
}

源代码6 项目： netbeans 文件： ViewTooltips.java

/** Configures a list cell renderer and sets up sizing and the 
 * backing image from it */
public boolean configure (Object nd, JScrollPane tv, JList list, int row) {
    boolean sameVn = setLastRendereredObject(nd);
    boolean sameComp = setLastRenderedScrollPane (tv);
    Component renderer = null;
    bg = list.getBackground();
    boolean sel = list.isSelectionEmpty() ? false :
        list.getSelectionModel().isSelectedIndex(row);
    renderer = list.getCellRenderer().getListCellRendererComponent(list, nd, row, sel, false);
    if (renderer != null) {
        setComponent (renderer, list);
    }
    return true;
}

源代码7 项目： netbeans 文件： FrameworkCommandChooser.java

@Override
public Component getListCellRendererComponent(JList<? extends Object> list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
    // #93658: GTK needs name to render cell renderer "natively"
    setName("ComboBox.listRenderer"); // NOI18N

    if (isSelected) {
        setBackground(list.getSelectionBackground());
        setForeground(list.getSelectionForeground());
    } else {
        Color bgColor = list.getBackground();
        Color bgColorDarker = new Color(
                Math.abs(bgColor.getRed() - 10),
                Math.abs(bgColor.getGreen() - 10),
                Math.abs(bgColor.getBlue() - 10));
        setBackground(index % 2 == 0 ? bgColor : bgColorDarker);
        setForeground(list.getForeground());
    }
    setFont(list.getFont());

    if (value instanceof FrameworkCommand) {
        FrameworkCommand task = (FrameworkCommand) value;
        String descripton = task.getDescription();
        StringBuilder text = new StringBuilder(100);
        text.append("<html>"); // NOI18N
        text.append("<b>").append(task.getDisplayName()).append("</b>"); // NOI18N
        if (descripton != null) {
            text.append(" : ").append(descripton); // NOI18N
        }
        text.append("</html>"); // NOI18N
        setText(text.toString());
    } else {
        setText(value.toString());
    }

    return this;
}

源代码8 项目： netbeans 文件： ImportModulePanel.java

public Renderer(JList list) {
    setFont(list.getFont());
    fgColor = list.getForeground();
    bgColor = list.getBackground();
    bgColorDarker = new Color(
            Math.abs(bgColor.getRed() - DARKER_COLOR_COMPONENT),
            Math.abs(bgColor.getGreen() - DARKER_COLOR_COMPONENT),
            Math.abs(bgColor.getBlue() - DARKER_COLOR_COMPONENT));
    bgSelectionColor = list.getSelectionBackground();
    fgSelectionColor = list.getSelectionForeground();
}

源代码9 项目： netbeans 文件： GrailsCommandChooser.java

public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
            // #93658: GTK needs name to render cell renderer "natively"
            setName("ComboBox.listRenderer"); // NOI18N

            if (isSelected) {
                setBackground(list.getSelectionBackground());
                setForeground(list.getSelectionForeground());
            } else {
                Color bgColor = list.getBackground();
                Color bgColorDarker = new Color(
                        Math.abs(bgColor.getRed() - 10),
                        Math.abs(bgColor.getGreen() - 10),
                        Math.abs(bgColor.getBlue() - 10));
                setBackground(index % 2 == 0 ? bgColor : bgColorDarker);
                setForeground(list.getForeground());
            }
            setFont(list.getFont());

            if (value instanceof GrailsCommand) {
                GrailsCommand task = ((GrailsCommand) value);
                String descripton = task.getDescription();
//                if (descripton == null) {
//                    setForeground(Color.GRAY);
//                }
                StringBuilder text = new StringBuilder("<html>"); // NOI18N
                text.append("<b>").append(task.getCommand()).append("</b>"); // NOI18N
                if (descripton != null) {
                    text.append(" : ").append(descripton); // NOI18N
                }
                text.append("</html>"); // NOI18N
                setText(text.toString());
            } else {
                setText(value.toString());
            }

            return this;
        }

源代码10 项目： netbeans 文件： AuthenticationSettingsPanel.java

@Override
public Component getListCellRendererComponent(JList<? extends AuthenticationCheckboxListItem> list, AuthenticationCheckboxListItem value,
        int index, boolean isSelected, boolean cellHasFocus) {
    final Color bc;
    final Color fc;
    if (isSelected) {
        bc = UIManager.getColor("List.selectionBackground"); //NOI18N
        fc = UIManager.getColor("List.selectionForeground"); //NOI18N
    } else {
        bc = list.getBackground();
        fc = list.getForeground();
    }
    setBackground(bc); // NOI18N
    setForeground(fc); // NOI18N
    
    label.setBackground(bc);
    label.setForeground(fc);
    label.setText(value.getDisplayName());
    label.setFont(list.getFont());
    
    check.setSelected(value.isSelected());
    check.setBackground(bc);
    check.setForeground(fc);
    check.setEnabled(list.isEnabled());
    
    Border border;
    if (cellHasFocus) {
        border = focusBorder;
    } else {
        border = noFocusBorder;
    }
    setBorder(border);
    
    return this;
}

源代码11 项目： netbeans 文件： GenerateCodePanel.java

public Renderer(JList list) {
    setFont(list.getFont());
    fgColor = list.getForeground();
    bgColor = list.getBackground();
    bgColorDarker = new Color(Math.abs(bgColor.getRed() - DARKER_COLOR_COMPONENT),
            Math.abs(bgColor.getGreen() - DARKER_COLOR_COMPONENT),
            Math.abs(bgColor.getBlue() - DARKER_COLOR_COMPONENT));
    bgSelectionColor = list.getSelectionBackground();
    fgSelectionColor = list.getSelectionForeground();
}

源代码12 项目： constellation 文件： NamedSelectionTopComponent.java

@Override
public Component getListCellRendererComponent(final JList<? extends NamedSelection> list, final NamedSelection value, final int index,
        final boolean isSelected, final boolean cellHasFocus) {
    lblNamedSelection.setText(value.getName());
    if (value.getID() < 0) { // Check if this is the 'current selection' entity, and act accordingly:
        // We have the 'current selection' list item, which is not actually a named selection:
        lblNamedSelection.setText(Bundle.NamedSelection_CurrentSelection());
        lblNamedSelection.setFont(new Font(lblNamedSelection.getFont().getFontName(),
                Font.ITALIC, lblNamedSelection.getFont().getSize()));
        lblShortcutKey.setText("");
        lblShortcutKey.setVisible(false);
        lblShortcutText.setVisible(false);
        super.setLockedStatus(false);
    } else { // We have a regular named selection, so renderer it (along with shortcut if applicable).
        lblNamedSelection.setFont(new Font(lblNamedSelection.getFont().getFontName(),
                Font.PLAIN, lblNamedSelection.getFont().getSize()));
        if (value.getHotkey() != null) {
            lblShortcutKey.setText("<Ctrl-" + value.getHotkey() + ">");
            lblShortcutKey.setVisible(true);
            lblShortcutText.setVisible(true);
        } else {
            lblShortcutKey.setText("");
            lblShortcutKey.setVisible(false);
            lblShortcutText.setVisible(false);
        }
    }

    if (isSelected) { // Change the colour if the named selection has been selected:
        super.setBackground(list.getSelectionBackground());
        super.setLockedStatusSelected(value.isLocked());
        lblNamedSelection.setForeground(list.getSelectionForeground());
        lblShortcutKey.setForeground(list.getSelectionForeground());
        lblShortcutText.setForeground(list.getSelectionForeground());
    } else { // Change colouring for non selected items:
        super.setBackground(list.getBackground());
        super.setLockedStatus(value.isLocked());
        lblNamedSelection.setForeground(list.getForeground());
        lblShortcutKey.setForeground(list.getSelectionBackground()); // Make the shortcut key a contrasting colour.
        lblShortcutText.setForeground(java.awt.SystemColor.controlDkShadow); // Less prominent than selection name.
    }

    return this;
}

源代码13 项目： mzmine2 文件： ComponentCellRenderer.java

/**
 * @see javax.swing.ListCellRenderer#getListCellRendererComponent(javax.swing.JList,
 *      java.lang.Object, int, boolean, boolean)
 */
public Component getListCellRendererComponent(JList<?> list, Object value, int index,
    boolean isSelected, boolean hasFocus) {

  JPanel newPanel = new JPanel();
  newPanel.setLayout(new OverlayLayout(newPanel));

  Color bgColor;

  if (isSelected)
    bgColor = list.getSelectionBackground();
  else
    bgColor = list.getBackground();

  newPanel.setBackground(bgColor);

  if (hasFocus) {
    Border border = null;
    if (isSelected)
      border = UIManager.getBorder("List.focusSelectedCellHighlightBorder");
    if (border == null)
      border = UIManager.getBorder("List.focusCellHighlightBorder");
    if (border != null)
      newPanel.setBorder(border);
  }

  if (value != null) {

    if (value instanceof JComponent) {

      newPanel.add((JComponent) value);

    } else {

      JLabel newLabel = new JLabel(value.toString());

      if (font != null)
        newLabel.setFont(font);
      else if (list.getFont() != null)
        newLabel.setFont(list.getFont());

      newPanel.add(newLabel);
    }
  }

  return newPanel;

}