docbook/ui/DbkContextMenu.java

   1 package org.argeo.docbook.ui;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5
   6 import org.argeo.cms.text.Paragraph;
   7 import org.argeo.cms.ui.viewers.EditablePart;
   8 import org.argeo.cms.ui.viewers.SectionPart;
   9 import org.argeo.cms.ui.widgets.TextStyles;
  10 import org.eclipse.rap.rwt.RWT;
  11 import org.eclipse.swt.SWT;
  12 import org.eclipse.swt.events.MouseAdapter;
  13 import org.eclipse.swt.events.MouseEvent;
  14 import org.eclipse.swt.events.ShellEvent;
  15 import org.eclipse.swt.graphics.Point;
  16 import org.eclipse.swt.layout.GridLayout;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.swt.widgets.Control;
  19 import org.eclipse.swt.widgets.Display;
  20 import org.eclipse.swt.widgets.Label;
  21 import org.eclipse.swt.widgets.Shell;
  22
  23 /** Dialog to edit a text part. */
  24 class DbkContextMenu implements TextStyles {
  25         private final static String[] DEFAULT_TEXT_STYLES = { TextStyles.TEXT_DEFAULT, TextStyles.TEXT_PRE,
  26                         TextStyles.TEXT_QUOTE };
  27
  28         private final AbstractDbkViewer textViewer;
  29
  30         private List<StyleButton> styleButtons = new ArrayList<DbkContextMenu.StyleButton>();
  31
  32         private Label deleteButton, publishButton, editButton;
  33
  34         private EditablePart currentTextPart;
  35
  36         private Shell shell;
  37
  38         public DbkContextMenu(AbstractDbkViewer textViewer, Display display) {
  39                 shell = new Shell(display, SWT.NO_TRIM | SWT.BORDER | SWT.ON_TOP);
  40 //              super(display, SWT.NO_TRIM | SWT.BORDER | SWT.ON_TOP);
  41                 this.textViewer = textViewer;
  42                 shell.setLayout(new GridLayout());
  43                 shell.setData(RWT.CUSTOM_VARIANT, TEXT_STYLED_TOOLS_DIALOG);
  44
  45                 StyledToolMouseListener stml = new StyledToolMouseListener();
  46                 if (textViewer.getCmsEditable().isEditing()) {
  47                         for (String style : DEFAULT_TEXT_STYLES) {
  48                                 StyleButton styleButton = new StyleButton(shell, SWT.WRAP);
  49                                 styleButton.getLabel().setData(RWT.CUSTOM_VARIANT, style);
  50                                 styleButton.getLabel().setData(RWT.MARKUP_ENABLED, true);
  51                                 styleButton.getLabel().addMouseListener(stml);
  52                                 styleButtons.add(styleButton);
  53                         }
  54
  55                         // Delete
  56                         deleteButton = new Label(shell, SWT.NONE);
  57                         deleteButton.setText("Delete");
  58                         deleteButton.addMouseListener(stml);
  59
  60                         // Publish
  61                         publishButton = new Label(shell, SWT.NONE);
  62                         publishButton.setText("Publish");
  63                         publishButton.addMouseListener(stml);
  64                 } else if (textViewer.getCmsEditable().canEdit()) {
  65                         // Edit
  66                         editButton = new Label(shell, SWT.NONE);
  67                         editButton.setText("Edit");
  68                         editButton.addMouseListener(stml);
  69                 }
  70                 shell.addShellListener(new ToolsShellListener());
  71         }
  72
  73         public void show(EditablePart source, Point location) {
  74                 if (shell.isVisible())
  75                         shell.setVisible(false);
  76
  77                 this.currentTextPart = source;
  78
  79                 if (currentTextPart instanceof Paragraph) {
  80                         final int size = 32;
  81                         String text = textViewer.getRawParagraphText((Paragraph) currentTextPart);
  82                         String textToShow = text.length() > size ? text.substring(0, size - 3) + "..." : text;
  83                         for (StyleButton styleButton : styleButtons) {
  84                                 styleButton.getLabel().setText(textToShow);
  85                         }
  86                 }
  87                 shell.pack();
  88                 shell.layout();
  89                 if (source instanceof Control)
  90                         shell.setLocation(((Control) source).toDisplay(location.x, location.y));
  91                 shell.open();
  92         }
  93
  94         class StyleButton extends Composite {
  95                 private static final long serialVersionUID = 7731102609123946115L;
  96                 private Label label;
  97
  98                 public StyleButton(Composite parent, int swtStyle) {
  99                         super(parent, SWT.NONE);
 100                         label = new Label(this, swtStyle);
 101                 }
 102
 103                 public Label getLabel() {
 104                         return label;
 105                 }
 106
 107         }
 108
 109         class StyledToolMouseListener extends MouseAdapter {
 110                 private static final long serialVersionUID = 8516297091549329043L;
 111
 112                 @Override
 113                 public void mouseDown(MouseEvent e) {
 114                         Object eventSource = e.getSource();
 115                         if (eventSource instanceof StyleButton) {
 116                                 StyleButton sb = (StyleButton) e.getSource();
 117                                 String style = sb.getData(RWT.CUSTOM_VARIANT).toString();
 118                                 textViewer.setParagraphStyle((Paragraph) currentTextPart, style);
 119                         } else if (eventSource == deleteButton) {
 120                                 textViewer.deletePart((SectionPart) currentTextPart);
 121                         } else if (eventSource == editButton) {
 122                                 textViewer.getCmsEditable().startEditing();
 123                         } else if (eventSource == publishButton) {
 124                                 textViewer.getCmsEditable().stopEditing();
 125                         }
 126                         shell.setVisible(false);
 127                 }
 128         }
 129
 130         class ToolsShellListener extends org.eclipse.swt.events.ShellAdapter {
 131                 private static final long serialVersionUID = 8432350564023247241L;
 132
 133                 @Override
 134                 public void shellDeactivated(ShellEvent e) {
 135                         shell.setVisible(false);
 136                 }
 137
 138         }
 139 }