X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FJvSwingUtils.java;h=46586686fc773e36bddf1643ac11638e86957e8d;hb=9e926ac4305fd9dff38b6e079e55b4f50664d544;hp=c4ed0dc4b664e473a27d2103358cd7a8ab8b12b6;hpb=72e606411a2f5ceed085c87f5440574128a43098;p=jalview.git diff --git a/src/jalview/gui/JvSwingUtils.java b/src/jalview/gui/JvSwingUtils.java index c4ed0dc..4658668 100644 --- a/src/jalview/gui/JvSwingUtils.java +++ b/src/jalview/gui/JvSwingUtils.java @@ -24,14 +24,20 @@ 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; @@ -39,6 +45,8 @@ 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 @@ -49,28 +57,29 @@ 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) { - Objects.requireNonNull(ttext, "Tootip text to format must not be null!"); + Objects.requireNonNull(ttext, + "Tootip text to format must not be null!"); ttext = ttext.trim(); - boolean maxLenghtExceeded = false; + boolean maxLengthExceeded = false; if (ttext.contains("
")) { String[] htmllines = ttext.split("
"); for (String line : htmllines) { - maxLenghtExceeded = line.length() > 60; - if (maxLenghtExceeded) + maxLengthExceeded = line.length() > 60; + if (maxLengthExceeded) { break; } @@ -78,19 +87,18 @@ public final class JvSwingUtils } else { - maxLenghtExceeded = ttext.length() > 60; + maxLengthExceeded = ttext.length() > 60; } - if (!maxLenghtExceeded) + if (!maxLengthExceeded) { return enclose ? "" + ttext + "" : ttext; } - else - { - return (enclose ? "" : "") - + "

" - + ttext + "

" + ((enclose ? "" : "")); - } + + return (enclose ? "" : "") + + "

" + + ttext + "

" + ((enclose ? "" : "")); + } public static JButton makeButton(String label, String tooltip, @@ -120,8 +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); } @@ -199,8 +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); } /** @@ -276,8 +286,8 @@ public final class JvSwingUtils * of possible positions. */ float fraction = proportion - * (scrollbar.getMaximum() - scrollbar.getMinimum() - scrollbar - .getModel().getExtent()) + * (scrollbar.getMaximum() - scrollbar.getMinimum() + - scrollbar.getModel().getExtent()) + (scrollbar.getModel().getExtent() / 2f); return Math.min(Math.round(fraction), scrollbar.getMaximum()); } @@ -302,4 +312,71 @@ public final class JvSwingUtils 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; + } + }