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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.swt.custom.CTabFolderListener;
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14
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15 import java.lang.all;
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16
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17 import org.eclipse.swt.internal.SWTEventListener;
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18 import org.eclipse.swt.custom.CTabFolderEvent;
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19
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20 import tango.core.Traits;
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21 import tango.core.Tuple;
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22
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23 /**
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24 * Classes which implement this interface provide a method
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25 * that deals with events generated in the CTabFolder.
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26 * <p>
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27 * After creating an instance of a class that :
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28 * this interface it can be added to a CTabFolder using the
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29 * <code>addCTabFolderListener</code> method and removed using
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30 * the <code>removeCTabFolderListener</code> method. When a
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31 * tab item is closed, the itemClosed method will be invoked.
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32 * </p>
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33 *
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34 * @see CTabFolderEvent
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35 */
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36 public interface CTabFolderListener : SWTEventListener {
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37
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38 /**
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39 * Sent when the user clicks on the close button of an item in the CTabFolder. The item being closed is specified
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40 * in the event.item field. Setting the event.doit field to false will stop the CTabItem from closing.
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41 * When the CTabItem is closed, it is disposed. The contents of the CTabItem (see CTabItem.setControl) will be
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42 * made not visible when the CTabItem is closed.
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43 *
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44 * @param event an event indicating the item being closed
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45 *
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46 * @see CTabItem#setControl
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47 */
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48 public void itemClosed(CTabFolderEvent event);
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49 }
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50
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51
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52
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53 /// Helper class for the dgListener template function
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54 private class _DgCTabFolderListenerT(Dg,T...) : CTabFolderListener {
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55
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56 alias ParameterTupleOf!(Dg) DgArgs;
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57 static assert( is(DgArgs == Tuple!(CTabFolderEvent,T)),
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58 "Delegate args not correct" );
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59
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60 Dg dg;
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61 T t;
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62
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63 private this( Dg dg, T t ){
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64 this.dg = dg;
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65 static if( T.length > 0 ){
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66 this.t = t;
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67 }
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68 }
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69
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70 void itemClosed( CTabFolderEvent e ){
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71 dg(e,t);
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72 }
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73 }
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74
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75 /++
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76 + dgListener creates a class implementing the Listener interface and delegating the call to
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77 + handleEvent to the users delegate. This template function will store also additional parameters.
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78 +
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79 + Examle of usage:
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80 + ---
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81 + void handleTextEvent (Event e, int inset ) {
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82 + // ...
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83 + }
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84 + text.addListener (SWT.FocusOut, dgListener( &handleTextEvent, inset ));
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85 + ---
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86 +/
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87 CTabFolderListener dgCTabFolderListener( Dg, T... )( Dg dg, T args ){
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88 return new _DgCTabFolderListenerT!( Dg, T )( dg, args );
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89 }
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90
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91
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