X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FJvSwingUtils.java;h=052c3145a6fc0552da876cac47869d1fafc45aaf;hb=37de9310bec3501cbc6381e0c3dcb282fcaad812;hp=c420dc0682cb596bd1669dd92393e7146467f423;hpb=47168f025aefdaa044802bd5f8f510ffe43a4808;p=jalview.git diff --git a/src/jalview/gui/JvSwingUtils.java b/src/jalview/gui/JvSwingUtils.java index c420dc0..052c314 100644 --- a/src/jalview/gui/JvSwingUtils.java +++ b/src/jalview/gui/JvSwingUtils.java @@ -1,6 +1,6 @@ /* - * 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. * @@ -20,17 +20,24 @@ */ 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; /** @@ -42,26 +49,49 @@ import javax.swing.SwingConstants; public final class JvSwingUtils { /** - * wrap a bare html safe string to around 60 characters per line using a - * - * - * 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("
")) { - return ttext; + String[] htmllines = ttext.split("
"); + for (String line : htmllines) + { + maxLengthExceeded = line.length() > 60; + if (maxLengthExceeded) + { + break; + } + } } else { - return "
" + ttext - + "
"; + maxLengthExceeded = ttext.length() > 60; } - } + + if (!maxLengthExceeded) + { + return enclose ? "" + ttext + "" : ttext; + } + + return (enclose ? "" : "") + + "

" + + ttext + "

" + ((enclose ? "" : "")); + + } + public static JButton makeButton(String label, String tooltip, ActionListener action) { @@ -116,14 +146,12 @@ public final class JvSwingUtils 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); @@ -206,4 +234,71 @@ public final class JvSwingUtils } } + /** + * 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()); + } + }