/*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8.2)
- * Copyright (C) 2014 The Jalview Authors
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
*
* This file is part of Jalview.
*
*/
package jalview.gui;
+import jalview.util.MessageManager;
+
+import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Font;
+import java.awt.GridLayout;
import java.awt.Rectangle;
import java.awt.event.ActionListener;
+import java.util.Objects;
+import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
+import javax.swing.JScrollBar;
import javax.swing.SwingConstants;
/**
public final class JvSwingUtils
{
/**
- * wrap a bare html safe string to around 60 characters per line using a
- * <table width=350>
- * <tr>
- * <td></td> field
+ * wrap a bare html safe string to around 60 characters per line using a CSS
+ * style class specifying word-wrap and break-word
*
+ * @param enclose
+ * if true, add <html> wrapper tags
* @param ttext
+ *
* @return
*/
- public static String wrapTooltip(String ttext)
+ public static String wrapTooltip(boolean enclose, String ttext)
{
- if (ttext.length() < 60)
+ Objects.requireNonNull(ttext, "Tootip text to format must not be null!");
+ ttext = ttext.trim();
+ boolean maxLengthExceeded = false;
+
+ if (ttext.contains("<br>"))
{
- return ttext;
+ String[] htmllines = ttext.split("<br>");
+ for (String line : htmllines)
+ {
+ maxLengthExceeded = line.length() > 60;
+ if (maxLengthExceeded)
+ {
+ break;
+ }
+ }
}
else
{
- return "<table width=350 border=0><tr><td>" + ttext
- + "</td></tr></table>";
+ maxLengthExceeded = ttext.length() > 60;
}
+
+ if (!maxLengthExceeded)
+ {
+ return enclose ? "<html>" + ttext + "</html>" : ttext;
+ }
+
+ return (enclose ? "<html>" : "")
+ + "<style> p.ttip {width: 350; text-align: justify; word-wrap: break-word;}</style><p class=\"ttip\">"
+ + ttext + "</p>" + ((enclose ? "</html>" : ""));
+
}
public static JButton makeButton(String label, String tooltip,
public static JPanel addtoLayout(JPanel panel, String tooltip,
JComponent label, JComponent valBox)
{
- JPanel laypanel = new JPanel(), labPanel = new JPanel(), valPanel = new JPanel();
- // laypanel.setSize(panel.getPreferredSize());
- // laypanel.setLayout(null);
+ JPanel laypanel = new JPanel(new GridLayout(1, 2));
+ JPanel labPanel = new JPanel(new BorderLayout());
+ JPanel valPanel = new JPanel();
labPanel.setBounds(new Rectangle(7, 7, 158, 23));
valPanel.setBounds(new Rectangle(172, 7, 270, 23));
- // labPanel.setLayout(new GridLayout(1,1));
- // valPanel.setLayout(new GridLayout(1,1));
- labPanel.add(label);
+ labPanel.add(label, BorderLayout.WEST);
valPanel.add(valBox);
laypanel.add(labPanel);
laypanel.add(valPanel);
}
}
+ /**
+ * Returns the proportion of its range that a scrollbar's position represents,
+ * as a value between 0 and 1. For example if the whole range is from 0 to
+ * 200, then a position of 40 gives proportion = 0.2.
+ *
+ * @see http://www.javalobby.org/java/forums/t33050.html#91885334
+ *
+ * @param scroll
+ * @return
+ */
+ public static float getScrollBarProportion(JScrollBar scroll)
+ {
+ /*
+ * The extent (scroll handle width) deduction gives the true operating range
+ * of possible positions.
+ */
+ int possibleRange = scroll.getMaximum() - scroll.getMinimum()
+ - scroll.getModel().getExtent();
+ float valueInRange = scroll.getValue()
+ - (scroll.getModel().getExtent() / 2f);
+ float proportion = valueInRange / possibleRange;
+ return proportion;
+ }
+
+ /**
+ * Returns the scroll bar position in its range that would match the given
+ * proportion (between 0 and 1) of the whole. For example if the whole range
+ * is from 0 to 200, then a proportion of 0.25 gives position 50.
+ *
+ * @param scrollbar
+ * @param proportion
+ * @return
+ */
+ public static int getScrollValueForProportion(JScrollBar scrollbar,
+ float proportion)
+ {
+ /*
+ * The extent (scroll handle width) deduction gives the true operating range
+ * of possible positions.
+ */
+ float fraction = proportion
+ * (scrollbar.getMaximum() - scrollbar.getMinimum() - scrollbar
+ .getModel().getExtent())
+ + (scrollbar.getModel().getExtent() / 2f);
+ return Math.min(Math.round(fraction), scrollbar.getMaximum());
+ }
+
+ public static void jvInitComponent(AbstractButton comp, String i18nString)
+ {
+ setColorAndFont(comp);
+ if (i18nString != null && !i18nString.isEmpty())
+ {
+ comp.setText(MessageManager.getString(i18nString));
+ }
+ }
+
+ public static void jvInitComponent(JComponent comp)
+ {
+ setColorAndFont(comp);
+ }
+
+ private static void setColorAndFont(JComponent comp)
+ {
+ comp.setBackground(Color.white);
+ comp.setFont(JvSwingUtils.getLabelFont());
+ }
+
}