X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FJvSwingUtils.java;h=46586686fc773e36bddf1643ac11638e86957e8d;hb=0b1037e0bf412da13da24833ff9cdbf24c9aea60;hp=d5465848d361d9dcb261c9cc3298206706a5283f;hpb=057f733ab390518a3641f1dedebd36c028bf03d6;p=jalview.git diff --git a/src/jalview/gui/JvSwingUtils.java b/src/jalview/gui/JvSwingUtils.java index d546584..4658668 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. * @@ -20,18 +20,33 @@ */ package jalview.gui; +import jalview.util.MessageManager; + +import java.awt.BorderLayout; import java.awt.Color; +import java.awt.Component; import java.awt.Font; +import java.awt.GridLayout; import java.awt.Rectangle; import java.awt.event.ActionListener; +import java.awt.event.MouseAdapter; +import java.awt.event.MouseEvent; +import java.util.List; +import java.util.Objects; +import javax.swing.AbstractButton; +import javax.swing.BorderFactory; import javax.swing.JButton; +import javax.swing.JComboBox; 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; +import javax.swing.border.Border; +import javax.swing.border.TitledBorder; /** * useful functions for building Swing GUIs @@ -42,27 +57,48 @@ import javax.swing.SwingConstants; public final class JvSwingUtils { /** - * wrap a bare html safe string to around 60 characters per line using a - * - * - * field - * @param enclose TODO - * @param ttext + * 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(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 enclose ? ""+ttext+"" : ttext; + String[] htmllines = ttext.split("
"); + for (String line : htmllines) + { + maxLengthExceeded = line.length() > 60; + if (maxLengthExceeded) + { + break; + } + } } else { - return (enclose ? "" : "") + "
" + ttext - + "
" + ((enclose ? "" : "")); + maxLengthExceeded = ttext.length() > 60; + } + + if (!maxLengthExceeded) + { + return enclose ? "" + ttext + "" : ttext; } + + return (enclose ? "" : "") + + "

" + + ttext + "

" + ((enclose ? "" : "")); + } public static JButton makeButton(String label, String tooltip, @@ -92,8 +128,8 @@ public final class JvSwingUtils for (int i = 0, iSize = menu.getMenuComponentCount(); i < iSize; i++) { if (menu.getMenuComponent(i) instanceof JMenu - && ((JMenu) menu.getMenuComponent(i)).getText().equals( - submenu)) + && ((JMenu) menu.getMenuComponent(i)).getText() + .equals(submenu)) { submenuinstance = (JMenu) menu.getMenuComponent(i); } @@ -119,14 +155,12 @@ 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); @@ -173,8 +207,10 @@ public final class JvSwingUtils public static Font getLabelFont(boolean bold, boolean italic) { - return new java.awt.Font("Verdana", (!bold && !italic) ? Font.PLAIN - : (bold ? Font.BOLD : 0) + (italic ? Font.ITALIC : 0), 11); + return new java.awt.Font("Verdana", + (!bold && !italic) ? Font.PLAIN + : (bold ? Font.BOLD : 0) + (italic ? Font.ITALIC : 0), + 11); } /** @@ -209,4 +245,138 @@ 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()); + } + + /** + * A helper method to build a drop-down choice of values, with tooltips for + * the entries + * + * @param entries + * @param tooltips + */ + public static JComboBox buildComboWithTooltips( + List entries, List tooltips) + { + JComboBox combo = new JComboBox<>(); + final ComboBoxTooltipRenderer renderer = new ComboBoxTooltipRenderer(); + combo.setRenderer(renderer); + for (String attName : entries) + { + combo.addItem(attName); + } + renderer.setTooltips(tooltips); + final MouseAdapter mouseListener = new MouseAdapter() + { + @Override + public void mouseEntered(MouseEvent e) + { + int j = combo.getSelectedIndex(); + if (j > -1) + { + combo.setToolTipText(tooltips.get(j)); + } + } + @Override + public void mouseExited(MouseEvent e) + { + combo.setToolTipText(null); + } + }; + for (Component c : combo.getComponents()) + { + c.addMouseListener(mouseListener); + } + return combo; + } + + /** + * Adds a titled border to the component in the default font and position (top + * left), optionally witht italic text + * + * @param comp + * @param title + * @param italic + */ + public static TitledBorder createTitledBorder(JComponent comp, + String title, boolean italic) + { + Font font = comp.getFont(); + if (italic) + { + font = new Font(font.getName(), Font.ITALIC, font.getSize()); + } + Border border = BorderFactory.createTitledBorder(""); + TitledBorder titledBorder = BorderFactory.createTitledBorder(border, + title, TitledBorder.LEADING, TitledBorder.DEFAULT_POSITION, + font); + comp.setBorder(titledBorder); + + return titledBorder; + } + }