Attachment #137634 for bug #275117

Some Eclipse Foundation services are deprecated, or will be soon. Please ensure you've read this important communication.




import org.eclipse.rwt.internal.lifecycle.JSConst;
import org.eclipse.rwt.internal.service.ContextProvider;
import org.eclipse.rwt.lifecycle.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.internal.widgets.ILinkAdapter;
import org.eclipse.swt.internal.widgets.Props;
import org.eclipse.swt.widgets.*;

/**
 * Life-cycle adapter for the Link widget
 */
public class LinkLCA extends AbstractWidgetLCA {
  
  //Constants for JS functions names
  private static final String JS_FUNC_ADDTEXT = "addText";
  private static final String JS_FUNC_ADDLINK = "addLink";
  private static final String JS_FUNC_APPLYTEXT = "applyText";
  private static final String JS_FUNC_CLEAR = "clear";

  //Property names for preserveValues

//  private static final String TYPE_POOL_ID = LinkLCA.class.getName();

  private static final String JS_LINK_UTIL = "org.eclipse.swt.LinkUtil";
  private static final String JS_FUNC_INIT = JS_LINK_UTIL + ".init";
  private static final String JS_FUNC_ADD_LINK = JS_LINK_UTIL + ".addLink";
  private static final String JS_FUNC_ADD_TEXT = JS_LINK_UTIL + ".addText";
  private static final String JS_FUNC_ADD_STATE = JS_LINK_UTIL + ".addState";
  private static final String JS_FUNC_REMOVE_STATE
    = JS_LINK_UTIL + ".removeState";
  private static final String JS_FUNC_CLEAR = JS_LINK_UTIL + ".clear";
  private static final String JS_FUNC_DESTROY = JS_LINK_UTIL + ".destroy";
  private static final String JS_FUNC_SET_SELECTION_LISTENER
    = JS_LINK_UTIL + ".setSelectionListener";

  private static final String PROP_TEXT = "text";
  private static final String PROP_VARIANT = "variant";
  static final String PROP_SEL_LISTENER = "selectionListener";

  public void preserveValues( final Widget widget ) {
    Link link = ( Link )widget;
    ControlLCAUtil.preserveValues( link );
    IWidgetAdapter adapter = WidgetUtil.getAdapter( widget );
    adapter.preserve( PROP_TEXT, link.getText() );
    boolean hasListeners = SelectionEvent.hasListener( link );
    adapter.preserve( Props.SELECTION_LISTENERS,
                      Boolean.valueOf( hasListeners ) );
    WidgetLCAUtil.preserveCustomVariant( link );
  }


  public void renderInitialization( final Widget widget ) throws IOException {
    Link link = ( Link )widget;
    JSWriter writer = JSWriter.getWriterFor( link );
    writer.newWidget( "org.eclipse.swt.widgets.Link" );
    writer.set( JSConst.QX_FIELD_APPEARANCE, "link" );
    Object[] args = new Object[] { widget };
    writer.callStatic( JS_FUNC_INIT, args );
    ControlLCAUtil.writeStyleFlags( link );
  }


    ControlLCAUtil.writeChanges( link );
    writeSelectionListener( link );
    writeText( link );
    WidgetLCAUtil.writeCustomVariant( link );
  }

  public void renderDispose( final Widget widget ) throws IOException {
    JSWriter writer = JSWriter.getWriterFor( widget );
    Object[] args = new Object[]{ widget };
    writer.callStatic( JS_FUNC_DESTROY, args );
    writer.dispose();
  }


    throws IOException
  {
    ControlLCAUtil.resetStyleFlags();
    JSWriter writer = JSWriter.getWriterForResetHandler();
    Object[] args = new Object[]{ JSWriter.WIDGET_REF };
    writer.callStatic( JS_FUNC_CLEAR, args );
  }

  public String getTypePoolId( final Widget widget ) {

  private static void writeSelectionListener( final Link link )
    throws IOException
  {
    boolean hasListener = SelectionEvent.hasListener( link );
    Boolean newValue = Boolean.valueOf( hasListener );
    String prop = Props.SELECTION_LISTENERS;
    if( WidgetLCAUtil.hasChanged( link, prop, newValue, Boolean.FALSE ) ) {
      JSWriter writer = JSWriter.getWriterFor( link );
      writer.set( "hasSelectionListener", newValue );
      writer.callStatic( JS_FUNC_SET_SELECTION_LISTENER, args );
    }
  }


    String newValue = link.getText();
    if( WidgetLCAUtil.hasChanged( link, PROP_TEXT, newValue, "" ) ) {
      JSWriter writer = JSWriter.getWriterFor( link );
      writer.call( JS_FUNC_CLEAR, null );
      writer.callStatic( JS_FUNC_CLEAR, args );
      ILinkAdapter adapter
        = ( ILinkAdapter )link.getAdapter( ILinkAdapter.class );
      String displayText = adapter.getDisplayText();

      if( pos < length ) {
        writeNormalText( link, displayText.substring( pos, length ) );
      }
      writeApplyText( link );
    }
  }


  {
    JSWriter writer = JSWriter.getWriterFor( link );
    Object[] args = new Object[] {
      link,
      // TODO [rst] mnemonics are already parsed by Link#parse()
      //            Revise when we're going to support underline once
      WidgetLCAUtil.escapeText( text, false )
    };
    writer.call( JS_FUNC_ADDTEXT, args );
  }

  private static void writeLinkText( final Link link,

  {
    JSWriter writer = JSWriter.getWriterFor( link );
    Object[] args = new Object[] {
      link,
      // TODO [rst] mnemonics are already parsed by Link#parse()
      //            Revise when we're going to support underline once
      WidgetLCAUtil.escapeText( text, false ),
      new Integer( index )
    };
    writer.call( JS_FUNC_ADDLINK, args );
  }
  
  private static void writeApplyText( final Link link ) throws IOException {
    JSWriter writer = JSWriter.getWriterFor( link );
    writer.call( JS_FUNC_APPLYTEXT, null );
  }

  private static void processSelectionEvent( final Link link ) {

      }
    }
  }

  private static void writeCustomVariant( final Link link )
    throws IOException
  {
    IWidgetAdapter adapter = WidgetUtil.getAdapter( link );
    String oldValue = ( String )adapter.getPreserved( PROP_VARIANT );
    String newValue = WidgetUtil.getVariant( link );
    if( WidgetLCAUtil.hasChanged( link, PROP_VARIANT, newValue, null ) ) {
      JSWriter writer = JSWriter.getWriterFor( link );
      Object[] args = new Object[] { link, "variant_" + oldValue };
      if( oldValue != null ) {
        writer.callStatic( JS_FUNC_REMOVE_STATE, args );
      }
      if( newValue != null ) {
        args = new Object[] { link, "variant_" + newValue };
        writer.callStatic( JS_FUNC_ADD_STATE, args );
      }
    }
  }
}

Lines 58-65 Link Here

(-)src/org/eclipse/swt/internal/widgets/displaykit/QooxdooResourcesUtil.java (-3 / +3 lines)
58	= "org/eclipse/swt/ToolItemUtil.js";	58	= "org/eclipse/swt/ToolItemUtil.js";
59	private static final String MENU_UTIL_JS	59	private static final String MENU_UTIL_JS
60	= "org/eclipse/swt/MenuUtil.js";	60	= "org/eclipse/swt/MenuUtil.js";
61	private static final String LINK_UTIL_JS
62	= "org/eclipse/swt/LinkUtil.js";
63	private static final String WIDGET_UTIL_JS	61	private static final String WIDGET_UTIL_JS
64	= "org/eclipse/swt/WidgetUtil.js";	62	= "org/eclipse/swt/WidgetUtil.js";
65	private static final String CTAB_FOLDER_JS	63	private static final String CTAB_FOLDER_JS
Lines 140-145 Link Here
140	= "org/eclipse/swt/widgets/CheckBox.js";	138	= "org/eclipse/swt/widgets/CheckBox.js";
141	private static final String RADIOBUTTON_JS	139	private static final String RADIOBUTTON_JS
142	= "org/eclipse/swt/widgets/RadioButton.js";	140	= "org/eclipse/swt/widgets/RadioButton.js";
		141	private static final String LINK_JS
		142	= "org/eclipse/swt/widgets/Link.js";
143		143
144	private QooxdooResourcesUtil() {	144	private QooxdooResourcesUtil() {
145	// prevent intance creation	145	// prevent intance creation
Lines 205-211 Link Here
205	register( TABLE_COLUMN_JS, compress );	205	register( TABLE_COLUMN_JS, compress );
206	register( TABLE_ITEM_JS, compress );	206	register( TABLE_ITEM_JS, compress );
207	register( TABLE_ROW_JS, compress );	207	register( TABLE_ROW_JS, compress );
208	register( LINK_UTIL_JS, compress );
209	register( EXTERNALBROWSER_JS, compress );	208	register( EXTERNALBROWSER_JS, compress );
210	register( BROWSER_JS, compress );	209	register( BROWSER_JS, compress );
211	register( PROGRESS_BAR_JS, compress );	210	register( PROGRESS_BAR_JS, compress );
Lines 221-226 Link Here
221	register( SLIDER_JS, compress );	220	register( SLIDER_JS, compress );
222	register( CHECKBOX_JS, compress );	221	register( CHECKBOX_JS, compress );
223	register( RADIOBUTTON_JS, compress );	222	register( RADIOBUTTON_JS, compress );
		223	register( LINK_JS, compress );
224		224
225	// register contributions	225	// register contributions
226	registerContributions();	226	registerContributions();




/*******************************************************************************
 * Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Innoopract Informationssysteme GmbH - initial API and implementation
 ******************************************************************************/

/**
 * This class contains static functions needed for the SWT Link widget.
 */
qx.Class.define( "org.eclipse.swt.LinkUtil", {

  statics : {
    init : function( widget ) {
      widget.setTabIndex( -1 );
      widget.setUserData( "nextTabIndex", 0 );
      widget.addEventListener( "changeTabIndex",
                               org.eclipse.swt.LinkUtil._onTabIndexChange );
    },

    destroy : function( widget ) {
      org.eclipse.swt.LinkUtil.clear( widget );
      if( widget.hasEventListeners( "changeTabIndex" ) ) {
        widget.removeEventListener( "changeTabIndex",
                                    org.eclipse.swt.LinkUtil._onTabIndexChange );
      }
    },

    clear : function( widget ) {
      if( widget && !widget.getDisposed() ) {
        var children = widget.getChildren();
        var child = children[ 0 ];
        while( child ) {
          widget.remove( child );
          if( child.hasEventListeners( "mousedown" ) ) {
            child.removeEventListener( "mousedown",
                                       org.eclipse.swt.LinkUtil._onMouseDown );
          }
          if( child.hasEventListeners( "keydown" ) ) {
            child.removeEventListener( "keydown",
                                       org.eclipse.swt.LinkUtil._onKeyDown );
          }          
          child.dispose();
          child = children[ 0 ];
        }
      }
    },
    
    addState : function( widget, state ) {
      if( widget ) {
        if( state.substr( 0, 8 ) == "variant_" ) {
          widget.addState( state );
          var children = widget.getChildren();
          for( var i = 0; i < children.length; i++ ) {
            children[ i ].addState( state );
          }
        }
      }
    },

    removeState : function( widget, state ) {
      if( widget ) {
        if( state.substr( 0, 8 ) == "variant_" ) {
          widget.removeState( state );
          var children = widget.getChildren();
          for( var i = 0; i < children.length; i++ ) {
            children[ i ].removeState( state );
          }
        }
      }
    },

    setSelectionListener : function( widget, value ) {
      widget.setUserData( "widgetSelectedListener", value );
    },

    addText : function( widget, text ) {
      if( widget ) {
        var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, text );
        newChild.setAppearance( "link-text" );
        newChild.setWrap( false );
        widget.add( newChild );
      }
    },

    addLink : function( widget, text, index ) {
      if( widget ) {
        uText = "<u>" + text + "</u>";
        var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, uText );
        newChild.setUserData( "index", index );
        newChild.setAppearance( "link-href" );
        newChild.setWrap( false );
        widget.add( newChild );
        var tabIndex = widget.getUserData( "nextTabIndex" );
        newChild.setTabIndex( tabIndex++ );
        widget.setUserData( "nextTabIndex", tabIndex );
        newChild.addEventListener( "mousedown",
                                   org.eclipse.swt.LinkUtil._onMouseDown,
                                   newChild );
        newChild.addEventListener( "keydown",
                                   org.eclipse.swt.LinkUtil._onKeyDown,
                                   newChild );
      }
    },

    _createLabel : function( parent, text ) {
      // replace spaces with nbsp
      var replaced = text.replace( /\s/g, "&nbsp;" );
      var label = new qx.ui.basic.Label( replaced, null, "html" );
      return label;
    },

    _onMouseDown : function( evt ) {
      var parent = this.getParent();
      if( parent.getUserData( "widgetSelectedListener" ) ) {
        var req = org.eclipse.swt.Request.getInstance();
        var wm = org.eclipse.swt.WidgetManager.getInstance();
        var id = wm.findIdByWidget( parent );
        var index = this.getUserData( "index" );
        req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
        req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
        req.send();
      }
    },

    _onKeyDown : function( evt ) {
      var keyId = evt.getKeyIdentifier();
      if ( keyId == "Enter" ) {
        var parent = this.getParent();
        if( parent.getUserData( "widgetSelectedListener" ) ) {
          var req = org.eclipse.swt.Request.getInstance();
          var wm = org.eclipse.swt.WidgetManager.getInstance();
          var id = wm.findIdByWidget( parent );
          var index = this.getUserData( "index" );
          req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
          req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
          req.send();
        }
      }
    },

    _onTabIndexChange : function( evt ) {
      var tabIndex = evt.getValue();
      if( tabIndex >= 0 ) {
        var target = evt.getCurrentTarget();
        var children = target.getChildren();
        for( var i = 0; i < children.length; i++ ) {
          child = children[ i ];
          child.setTabIndex( tabIndex++ );
        }
        target.setUserData( "nextTabIndex", tabIndex );
        target.setTabIndex( -1 );
      }
    }
  }
});




      var tv = new org.eclipse.swt.theme.ThemeValues( states );
      return {
        cursor: "default",
        padding : 2,
        font : tv.getCssFont( "Link", "font" ),
        border : tv.getCssBorder( "Link", "border" ),
        textColor : tv.getCssColor( "*", "color" )

    style : function( states ) {
      var tv = new org.eclipse.swt.theme.ThemeValues( states );
      return {
        textColor : states.disabled ? "widget.graytext" : "undefined"
      }
    }
  },

  "link-href" : {
    style : function( states ) {
      var tv = new org.eclipse.swt.theme.ThemeValues( states );
      return {
        cursor : states.disabled ? "default" : "pointer",
        textColor: states.disabled
                   ? "widget.graytext"
                   : "inherit"
      }
    }
  },




/*******************************************************************************
 * Copyright (c) 2009 Innoopract Informationssysteme GmbH. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Innoopract Informationssysteme GmbH - initial API and
 * implementation
 ******************************************************************************/

/**
 * This class provides the client-side implementation for
 * org.eclipse.swt.widgets.Link
 */
qx.Class.define( "org.eclipse.swt.widgets.Link", {
  extend : qx.ui.layout.CanvasLayout,

  construct : function() {
    this.base( arguments );
    this.setAppearance( "link" );
    // Default values
    this._text = "";
    this._hasSelectionListener = false;
    this._hyperlinksHaveListeners = false;
    this._linkColor;
    // innerTab handling
    this._currentLinkFocused = -1;
    this._linksCount = 0;        
    //
    this._link = new qx.ui.embed.HtmlEmbed();
    this._link.setAppearance( "link-text" );
    this.add( this._link );
    //
    this.setHideFocus( true );
    //
    this.__onMouseDown = qx.lang.Function.bindEvent( this._onMouseDown, this );
    this.__onKeyDown = qx.lang.Function.bindEvent( this._onKeyDown, this );
    //
    this.addEventListener( "appear", this._onAppear, this );
    this.addEventListener( "changeEnabled", this._onChangeEnabled, this );
    this.addEventListener( "contextmenu", this._onContextMenu, this );
    // Event listener used for inner TabIndex change
    this.addEventListener( "keypress", this._onKeyPress );
    this.addEventListener( "focusout", this._onFocusOut );
    //
    this._link.addEventListener( "changeHtml", this._onChangeHtml, this );
  },

  destruct : function() {
    this._removeEventListeners();
    delete this.__onMouseDown;
    delete this.__onKeyDown;
    this.removeEventListener( "appear", this._onAppear, this );
    this.removeEventListener( "contextmenu", this._onContextMenu, this );
    this.removeEventListener( "changeEnabled", this._onChangeEnabled, this );
    this.removeEventListener( "keypress", this._onKeyPress );
    this.removeEventListener( "focusout", this._onFocusOut );
    this._link.removeEventListener( "changeHtml", this._onChangeHtml, this );
    this._link.dispose();
  },

  members : {
    _onContextMenu : function( evt ) {
      var menu = this.getContextMenu();
      if( menu != null ) {
        menu.setLocation( evt.getPageX(), evt.getPageY() );
        menu.setOpener( this );
        menu.show();
        evt.stopPropagation();
      }
    },
    
  	_onAppear : function( evt ) {
      this._link.setTabIndex( -1 );
      this._link.setHideFocus( true );
      this._applyHyperlinksStyleProperties();
      this._addEventListeners();
  	},
  	
  	_onChangeHtml : function( evt ) {
      this._applyHyperlinksStyleProperties();
      this._addEventListeners();
  	},
  	
  	_applyTextColor : function( value, old ) {
      this.base( arguments, value, old );
      var themeValues 
        = new org.eclipse.swt.theme.ThemeValues( this._getStates() );
      this._linkColor = themeValues.getCssColor( "Link-Hyperlink", "color" );
      themeValues.dispose();
      this._applyHyperlinksStyleProperties();
  	},
  	
  	_onChangeEnabled : function( evt ) {      
      this._applyHyperlinksStyleProperties();
  	},
  	
  	_getStates : function() {
      if( !this.__states ) {
        this.__states = {};
      }
      return this.__states;
  	},
    
    addState : function( state ) {
      this.base( arguments, state );
      this._link.addState( state );
    },
    
    removeState : function( state ) {
      this.base( arguments, state );
      this._link.removeState( state );
    },

    setHasSelectionListener : function( value ) {
      this._hasSelectionListener = value;
    },
       
    addText : function( text ) {
      this._text += text;
    },

    addLink : function( text, index ) {
      this._text += "<span tabIndex=\"1\" ";
      this._text += "style=\"";
      this._text += "text-decoration:underline; ";
      this._text += "\" ";
      this._text += "id=\"" + index + "\"";
      this._text += ">";
      this._text += text;
      this._text += "</span>";
      this._linksCount++;
    },
    
    applyText : function() {
      this._link.setHtml( this._text );
      if ( this._linksCount == 0 ) {
        this.setTabIndex( -1 );
      } else {
        this.setTabIndex( 1 );
      }
    },
    
    clear : function() {
      this._removeEventListeners();
      this._text = "";
      this._linksCount = 0;
    },
    
    _applyHyperlinksStyleProperties : function() {
      var linkElement = this.getElement();
      if( linkElement ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        for( i = 0; i < hyperlinks.length; i++ ) {
          if( this._linkColor ) {
            if( this.isEnabled() ) {
      	      hyperlinks[ i ].style.color = this._linkColor;
            } else {
              hyperlinks[ i ].style.color = "";
            }  
      	  }
      	  if( this.isEnabled() ) {
      	  	hyperlinks[ i ].style.cursor = "pointer";
      	  } else {
      	  	hyperlinks[ i ].style.cursor = "default";
      	  }
        }
      }
    },
    
    _addEventListeners : function() {
      var linkElement = this.getElement();
      if( linkElement && !this._hyperlinksHaveListeners ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        for( i = 0; i < hyperlinks.length; i++ ) {
          qx.html.EventRegistration.addEventListener( hyperlinks[ i ], 
                                                      "mousedown", 
                                                      this.__onMouseDown );
          qx.html.EventRegistration.addEventListener( hyperlinks[ i ], 
                                                      "keydown", 
                                                      this.__onKeyDown );
        }
        this._hyperlinksHaveListeners = true;
      }
    },
    
    _removeEventListeners : function() {
      var linkElement = this.getElement();
      if( linkElement && this._hyperlinksHaveListeners ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        for( i = 0; i < hyperlinks.length; i++ ) {
          qx.html.EventRegistration.removeEventListener( hyperlinks[ i ], 
                                                         "mousedown", 
                                                         this.__onMouseDown );
          qx.html.EventRegistration.removeEventListener( hyperlinks[ i ], 
                                                         "keydown", 
                                                         this.__onKeyDown );
        }
        this._hyperlinksHaveListeners = false;
      }
    },
    
    _onMouseDown : function( e ) {
      var target = this._getEventTarget( e );
      var index = target.id;
      this._currentLinkFocused = index;
      target.focus();
      var leftBtnPressed = this._isLeftMouseButtonPressed( e );
      if( this.isEnabled() && leftBtnPressed ) {
        this._sendChanges( index );
      }
    },
    
    _isLeftMouseButtonPressed : function( e ) {
      var leftBtnPressed;
      if( e.which ) {
        leftBtnPressed = ( e.which == 1 );
      } else if ( e.button ) {
        if( qx.core.Variant.isSet( "qx.client", "mshtml" ) ) {
          leftBtnPressed = ( e.button == 1 );
        } else {
          leftBtnPressed = ( e.button == 0 );
        }
      }
      return leftBtnPressed;
    },
    
    _onKeyDown : function( e ) {
      if( this.isEnabled() && e.keyCode == 13 ) {
        var target = this._getEventTarget( e );
        var index = target.id;
        this._sendChanges( index );
      }
    },
    
    _getEventTarget : function( e ) {
      var target;
      if( qx.core.Variant.isSet( "qx.client", "mshtml" ) ) {
        target = window.event.srcElement;
      } else {
        target = e.target;
      }
      return target;
    },
    
    // Override of the _ontabfocus method from qx.ui.core.Widget 
    _ontabfocus : function() {
      if( this._currentLinkFocused == -1 && this._linksCount > 0 ) {
        var linkElement = this.getElement();
        if( linkElement ) {
          var hyperlinks = linkElement.getElementsByTagName( "span" );
          hyperlinks[ 0 ].focus();
          this._currentLinkFocused = 0;
        }
      }
    },
    
    _onKeyPress : function( evt ) {
      if(    this.isFocused() 
          && evt.getKeyIdentifier() == "Tab" 
          && this._linksCount > 0 )
      {
        if(    !evt.isShiftPressed()
            && this._currentLinkFocused >= 0
            && this._currentLinkFocused < ( this._linksCount - 1 ) )
        {
          evt.stopPropagation();
          evt.preventDefault();
          this._currentLinkFocused++;
          this._focusLinkByID( this._currentLinkFocused );
        } else if(    !evt.isShiftPressed()
                   && this._currentLinkFocused == -1 )
        {
          evt.stopPropagation();
          evt.preventDefault();
          var linkElement = this.getElement();
          if( linkElement ) {
            var hyperlinks = linkElement.getElementsByTagName( "span" );
            hyperlinks[ 0 ].focus();
            this._currentLinkFocused = 0;
          }
        } else if(    evt.isShiftPressed()
                   && this._currentLinkFocused > 0
                   && this._currentLinkFocused <= ( this._linksCount - 1 ) )
        {
          evt.stopPropagation();
          evt.preventDefault();
          this._currentLinkFocused--;
          this._focusLinkByID( this._currentLinkFocused );
        }    
      }
    },
    
    _focusLinkByID : function( id ) {
      var linkElement = this.getElement();
      if( linkElement ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        hyperlinks[ id ].focus();
      }
    },
    
    _onFocusOut : function( evt ) {
      var linkElement = this.getElement();
      if( linkElement ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        if( this._currentLinkFocused >= 0 ) {
          hyperlinks[ this._currentLinkFocused ].blur();
        }
      }
      this._currentLinkFocused = -1;
    },
    
    _sendChanges : function( index ) {
      if( !org_eclipse_rap_rwt_EventUtil_suspend ) {
        var widgetManager = org.eclipse.swt.WidgetManager.getInstance();
        var id = widgetManager.findIdByWidget( this );
        var req = org.eclipse.swt.Request.getInstance();
        if( this._hasSelectionListener ) {
          req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
          req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
          req.send();
        }
      }
    }
  }
} );




/*******************************************************************************
 * Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at

    assertEquals( "www.eclipse.org", ids[ 0 ] );
    assertEquals( "SWT", ids[ 1 ] );
  }
  
  public void testComputeSize() throws Exception {
    RWTFixture.fakePhase( PhaseId.PROCESS_ACTION );
    Display display = new Display();
    Shell shell = new Shell( display , SWT.NONE );
    Link link = new Link( shell, SWT.NONE );
    Point expected = new Point( 4, 4 );
    assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );

    String text
      = "Visit the <A HREF=\"www.eclipse.org\">Eclipse.org</A> project and "
      + "the <a>SWT</a> homepage.";
    link.setText( text );
    expected = new Point( 273, 18 );
    assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );

    link = new Link( shell, SWT.BORDER );
    expected = new Point( 8, 8 );
    assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );

    expected = new Point( 108, 108 );
    assertEquals( expected, link.computeSize( 100, 100 ) );
    
    text = "<a>test & test2</a>";
    link = new Link( shell, SWT.NONE );
    link.setText( text );
    expected = new Point( 62, 18 );
    assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
    
    text = "<a>test && test2</a>";
    link = new Link( shell, SWT.NONE );
    link.setText( text );
    expected = new Point( 73, 18 );
    assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
  }

  protected void setUp() throws Exception {




/*******************************************************************************
 * Copyright (c) 2002, 2008 Innoopract Informationssysteme GmbH.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Innoopract Informationssysteme GmbH - initial API and implementation
 ******************************************************************************/

/**
 * This class contains static functions needed for the SWT Link widget.
 */
qx.Class.define( "org.eclipse.swt.LinkUtil", {

  statics : {
    init : function( widget ) {
      widget.setTabIndex( -1 );
      widget.setUserData( "nextTabIndex", 0 );
      widget.addEventListener( "changeTabIndex",
                               org.eclipse.swt.LinkUtil._onTabIndexChange );
    },

    destroy : function( widget ) {
      org.eclipse.swt.LinkUtil.clear( widget );
      if( widget.hasEventListeners( "changeTabIndex" ) ) {
        widget.removeEventListener( "changeTabIndex",
                                    org.eclipse.swt.LinkUtil._onTabIndexChange );
      }
    },

    clear : function( widget ) {
      if( widget && !widget.getDisposed() ) {
        var children = widget.getChildren();
        var child = children[ 0 ];
        while( child ) {
          widget.remove( child );
          if( child.hasEventListeners( "mousedown" ) ) {
            child.removeEventListener( "mousedown",
                                       org.eclipse.swt.LinkUtil._onMouseDown );
          }
          if( child.hasEventListeners( "keydown" ) ) {
            child.removeEventListener( "keydown",
                                       org.eclipse.swt.LinkUtil._onKeyDown );
          }          
          // TODO [if] Replace child.dispose() with child.destroy()
          // when qx 0.7.4 is in place
          child.dispose();
          child = children[ 0 ];
        }
      }
    },

    setSelectionListener : function( widget, value ) {
      widget.setUserData( "widgetSelectedListener", value );
    },

    addText : function( widget, text ) {
      if( widget ) {
        var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, text );
        newChild.setAppearance( "link-text" );
        newChild.setWrap( false );
        widget.add( newChild );
      }
    },

    addLink : function( widget, text, index ) {
      if( widget ) {
        uText = "<u>" + text + "</u>";
        var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, uText );
        newChild.setUserData( "index", index );
        newChild.setAppearance( "link-href" );
        newChild.setWrap( false );
        widget.add( newChild );
        var tabIndex = widget.getUserData( "nextTabIndex" );
        newChild.setTabIndex( tabIndex++ );
        widget.setUserData( "nextTabIndex", tabIndex );
        newChild.addEventListener( "mousedown",
                                   org.eclipse.swt.LinkUtil._onMouseDown,
                                   newChild );
        newChild.addEventListener( "keydown",
                                   org.eclipse.swt.LinkUtil._onKeyDown,
                                   newChild );
      }
    },

    _createLabel : function( parent, text ) {
      // replace spaces with nbsp
      var replaced = text.replace( /\s/g, "&nbsp;" );
      var label = new qx.ui.basic.Label( replaced, null, "html" );
      return label;
    },

    _onMouseDown : function( evt ) {
      var parent = this.getParent();
      if( parent.getUserData( "widgetSelectedListener" ) ) {
        var req = org.eclipse.swt.Request.getInstance();
        var wm = org.eclipse.swt.WidgetManager.getInstance();
        var id = wm.findIdByWidget( parent );
        var index = this.getUserData( "index" );
        req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
        req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
        req.send();
      }
    },

    _onKeyDown : function( evt ) {
      var keyId = evt.getKeyIdentifier();
      if ( keyId == "Enter" ) {
        var parent = this.getParent();
        if( parent.getUserData( "widgetSelectedListener" ) ) {
          var req = org.eclipse.swt.Request.getInstance();
          var wm = org.eclipse.swt.WidgetManager.getInstance();
          var id = wm.findIdByWidget( parent );
          var index = this.getUserData( "index" );
          req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
          req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
          req.send();
        }
      }
    },

    _onTabIndexChange : function( evt ) {
      var tabIndex = evt.getValue();
      if( tabIndex >= 0 ) {
        var target = evt.getCurrentTarget();
        var children = target.getChildren();
        for( var i = 0; i < children.length; i++ ) {
          child = children[ i ];
          child.setTabIndex( tabIndex++ );
        }
        target.setUserData( "nextTabIndex", tabIndex );
        target.setTabIndex( -1 );
      }
    }
  }
});




/*******************************************************************************
 * Copyright (c) 2009 Innoopract Informationssysteme GmbH. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Innoopract Informationssysteme GmbH - initial API and
 * implementation
 ******************************************************************************/

/**
 * This class provides the client-side implementation for
 * org.eclipse.swt.widgets.Link
 */
qx.Class.define( "org.eclipse.swt.widgets.Link", {
  extend : qx.ui.layout.CanvasLayout,

  construct : function() {
    this.base( arguments );
    this.setAppearance( "link" );
    // Default values
    this._text = "";
    this._hasSelectionListener = false;
    this._hyperlinksHaveListeners = false;
    this._linkColor;
    // innerTab handling
    this._currentLinkFocused = -1;
    this._linksCount = 0;        
    //
    this._link = new qx.ui.embed.HtmlEmbed();
    this._link.setAppearance( "link-text" );
    this.add( this._link );
    //
    this.setHideFocus( true );
    //
    this.__onMouseDown = qx.lang.Function.bindEvent( this._onMouseDown, this );
    this.__onKeyDown = qx.lang.Function.bindEvent( this._onKeyDown, this );
    //
    this.addEventListener( "appear", this._onAppear, this );
    this.addEventListener( "changeEnabled", this._onChangeEnabled, this );
    this.addEventListener( "contextmenu", this._onContextMenu, this );
    // Event listener used for inner TabIndex change
    this.addEventListener( "keypress", this._onKeyPress );
    this.addEventListener( "focusout", this._onFocusOut );
    //
    this._link.addEventListener( "changeHtml", this._onChangeHtml, this );
  },

  destruct : function() {
    this._removeEventListeners();
    delete this.__onMouseDown;
    delete this.__onKeyDown;
    this.removeEventListener( "appear", this._onAppear, this );
    this.removeEventListener( "contextmenu", this._onContextMenu, this );
    this.removeEventListener( "changeEnabled", this._onChangeEnabled, this );
    this.removeEventListener( "keypress", this._onKeyPress );
    this.removeEventListener( "focusout", this._onFocusOut );
    this._link.removeEventListener( "changeHtml", this._onChangeHtml, this );
    this._link.dispose();
  },

  members : {
    _onContextMenu : function( evt ) {
      var menu = this.getContextMenu();
      if( menu != null ) {
        menu.setLocation( evt.getPageX(), evt.getPageY() );
        menu.setOpener( this );
        menu.show();
        evt.stopPropagation();
      }
    },
    
  	_onAppear : function( evt ) {
      this._link.setTabIndex( -1 );
      this._link.setHideFocus( true );
      this._applyHyperlinksStyleProperties();
      this._addEventListeners();
  	},
  	
  	_onChangeHtml : function( evt ) {
      this._applyHyperlinksStyleProperties();
      this._addEventListeners();
  	},
  	
  	_applyTextColor : function( value, old ) {
      this.base( arguments, value, old );
      var themeValues 
        = new org.eclipse.swt.theme.ThemeValues( this._getStates() );
      this._linkColor = themeValues.getCssColor( "Link-Hyperlink", "color" );
      themeValues.dispose();
      this._applyHyperlinksStyleProperties();
  	},
  	
  	_onChangeEnabled : function( evt ) {      
      this._applyHyperlinksStyleProperties();
  	},
  	
  	_getStates : function() {
      if( !this.__states ) {
        this.__states = {};
      }
      return this.__states;
  	},
    
    addState : function( state ) {
      this.base( arguments, state );
      this._link.addState( state );
    },
    
    removeState : function( state ) {
      this.base( arguments, state );
      this._link.removeState( state );
    },

    setHasSelectionListener : function( value ) {
      this._hasSelectionListener = value;
    },
       
    addText : function( text ) {
      this._text += text;
    },

    addLink : function( text, index ) {
      this._text += "<span tabIndex=\"1\" ";
      this._text += "style=\"";
      this._text += "text-decoration:underline; ";
      this._text += "\" ";
      this._text += "id=\"" + index + "\"";
      this._text += ">";
      this._text += text;
      this._text += "</span>";
      this._linksCount++;
    },
    
    applyText : function() {
      this._link.setHtml( this._text );
      if ( this._linksCount == 0 ) {
        this.setTabIndex( -1 );
      } else {
        this.setTabIndex( 1 );
      }
    },
    
    clear : function() {
      this._removeEventListeners();
      this._text = "";
      this._linksCount = 0;
    },
    
    _applyHyperlinksStyleProperties : function() {
      var linkElement = this.getElement();
      if( linkElement ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        for( i = 0; i < hyperlinks.length; i++ ) {
          if( this._linkColor ) {
            if( this.isEnabled() ) {
      	      hyperlinks[ i ].style.color = this._linkColor;
            } else {
              hyperlinks[ i ].style.color = "";
            }  
      	  }
      	  if( this.isEnabled() ) {
      	  	hyperlinks[ i ].style.cursor = "pointer";
      	  } else {
      	  	hyperlinks[ i ].style.cursor = "default";
      	  }
        }
      }
    },
    
    _addEventListeners : function() {
      var linkElement = this.getElement();
      if( linkElement && !this._hyperlinksHaveListeners ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        for( i = 0; i < hyperlinks.length; i++ ) {
          qx.html.EventRegistration.addEventListener( hyperlinks[ i ], 
                                                      "mousedown", 
                                                      this.__onMouseDown );
          qx.html.EventRegistration.addEventListener( hyperlinks[ i ], 
                                                      "keydown", 
                                                      this.__onKeyDown );
        }
        this._hyperlinksHaveListeners = true;
      }
    },
    
    _removeEventListeners : function() {
      var linkElement = this.getElement();
      if( linkElement && this._hyperlinksHaveListeners ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        for( i = 0; i < hyperlinks.length; i++ ) {
          qx.html.EventRegistration.removeEventListener( hyperlinks[ i ], 
                                                         "mousedown", 
                                                         this.__onMouseDown );
          qx.html.EventRegistration.removeEventListener( hyperlinks[ i ], 
                                                         "keydown", 
                                                         this.__onKeyDown );
        }
        this._hyperlinksHaveListeners = false;
      }
    },
    
    _onMouseDown : function( e ) {
      var target = this._getEventTarget( e );
      var index = target.id;
      this._currentLinkFocused = index;
      target.focus();
      var leftBtnPressed = this._isLeftMouseButtonPressed( e );
      if( this.isEnabled() && leftBtnPressed ) {
        this._sendChanges( index );
      }
    },
    
    _isLeftMouseButtonPressed : function( e ) {
      var leftBtnPressed;
      if( e.which ) {
        leftBtnPressed = ( e.which == 1 );
      } else if ( e.button ) {
        if( qx.core.Variant.isSet( "qx.client", "mshtml" ) ) {
          leftBtnPressed = ( e.button == 1 );
        } else {
          leftBtnPressed = ( e.button == 0 );
        }
      }
      return leftBtnPressed;
    },
    
    _onKeyDown : function( e ) {
      if( this.isEnabled() && e.keyCode == 13 ) {
        var target = this._getEventTarget( e );
        var index = target.id;
        this._sendChanges( index );
      }
    },
    
    _getEventTarget : function( e ) {
      var target;
      if( qx.core.Variant.isSet( "qx.client", "mshtml" ) ) {
        target = window.event.srcElement;
      } else {
        target = e.target;
      }
      return target;
    },
    
    // Override of the _ontabfocus method from qx.ui.core.Widget 
    _ontabfocus : function() {
      if( this._currentLinkFocused == -1 && this._linksCount > 0 ) {
        var linkElement = this.getElement();
        if( linkElement ) {
          var hyperlinks = linkElement.getElementsByTagName( "span" );
          hyperlinks[ 0 ].focus();
          this._currentLinkFocused = 0;
        }
      }
    },
    
    _onKeyPress : function( evt ) {
      if(    this.isFocused() 
          && evt.getKeyIdentifier() == "Tab" 
          && this._linksCount > 0 )
      {
        if(    !evt.isShiftPressed()
            && this._currentLinkFocused >= 0
            && this._currentLinkFocused < ( this._linksCount - 1 ) )
        {
          evt.stopPropagation();
          evt.preventDefault();
          this._currentLinkFocused++;
          this._focusLinkByID( this._currentLinkFocused );
        } else if(    !evt.isShiftPressed()
                   && this._currentLinkFocused == -1 )
        {
          evt.stopPropagation();
          evt.preventDefault();
          var linkElement = this.getElement();
          if( linkElement ) {
            var hyperlinks = linkElement.getElementsByTagName( "span" );
            hyperlinks[ 0 ].focus();
            this._currentLinkFocused = 0;
          }
        } else if(    evt.isShiftPressed()
                   && this._currentLinkFocused > 0
                   && this._currentLinkFocused <= ( this._linksCount - 1 ) )
        {
          evt.stopPropagation();
          evt.preventDefault();
          this._currentLinkFocused--;
          this._focusLinkByID( this._currentLinkFocused );
        }    
      }
    },
    
    _focusLinkByID : function( id ) {
      var linkElement = this.getElement();
      if( linkElement ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        hyperlinks[ id ].focus();
      }
    },
    
    _onFocusOut : function( evt ) {
      var linkElement = this.getElement();
      if( linkElement ) {
        var hyperlinks = linkElement.getElementsByTagName( "span" );
        if( this._currentLinkFocused >= 0 ) {
          hyperlinks[ this._currentLinkFocused ].blur();
        }
      }
      this._currentLinkFocused = -1;
    },
    
    _sendChanges : function( index ) {
      if( !org_eclipse_rap_rwt_EventUtil_suspend ) {
        var widgetManager = org.eclipse.swt.WidgetManager.getInstance();
        var id = widgetManager.findIdByWidget( this );
        var req = org.eclipse.swt.Request.getInstance();
        if( this._hasSelectionListener ) {
          req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
          req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
          req.send();
        }
      }
    }
  }
} );

Lines 1-5 Link Here

(-)src/org/eclipse/swt/widgets/Link.java (-12 / +30 lines)
1	/*******************************************************************************	1	/*******************************************************************************
2	* Copyright (c) 2002, 2008 Innoopract Informationssysteme GmbH.	2	* Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
3	* All rights reserved. This program and the accompanying materials	3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0	4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at	5	* which accompanies this distribution, and is available at
Lines 35-40 Link Here
35	* @since 1.0	35	* @since 1.0
36	*/	36	*/
37	public class Link extends Control {	37	public class Link extends Control {
		38
		39	//Must be kept in sync with appearance value in AppearancesBase.js
		40	private final static int PADDING = 2;
38		41
39	private String text = "";	42	private String text = "";
40	private String displayText = "";	43	private String displayText = "";
Lines 180-195 Link Here
180	SelectionEvent.removeListener( this, listener );	183	SelectionEvent.removeListener( this, listener );
181	}	184	}
182		185
183	public Point computeSize( final int wHint, final int hHint, final boolean changed ) {	186	public Point computeSize( final int wHint,
		187	final int hHint,
		188	final boolean changed ) {
184	checkWidget();	189	checkWidget();
185	int width = 0;	190	int width = 0;
186	int height = 0;	191	int height = 0;
187	int border = getBorderWidth();	192	int border = getBorderWidth();
188	if( ( displayText.length() > 0 ) ) {	193	if( ( displayText.length() > 0 ) ) {
189	// TODO [rst] change to textExtent when wrap supported	194	// Replace '&' with '&&' to ensure proper size calculation with one '&',
190	Point extent = TextSizeDetermination.stringExtent( getFont(), displayText );	195	// because the other will be escaped in
		196	// TextSizeDetermination#createMeasureString()
		197	String string = escapeAmpersand( displayText );
		198	Point extent = TextSizeDetermination.textExtent( getFont(),
		199	string,
		200	wHint );
191	width = extent.x;	201	width = extent.x;
192	height = extent.y + 2;	202	height = extent.y;
193	}	203	}
194	if( wHint != SWT.DEFAULT ) {	204	if( wHint != SWT.DEFAULT ) {
195	width = wHint;	205	width = wHint;
Lines 197-210 Link Here
197	if( hHint != SWT.DEFAULT ) {	207	if( hHint != SWT.DEFAULT ) {
198	height = hHint;	208	height = hHint;
199	}	209	}
200	width += border * 2;	210	width += border * 2 + PADDING * 2;
201	height += border * 2;	211	height += border * 2 + PADDING * 2;
202	return new Point( width, height );	212	return new Point( width, height );
203	}	213	}
204		214
205	public int getBorderWidth() {	215	private static String escapeAmpersand( final String string ) {
206	// TODO: [rst] why overriding control#getBorderWidth	216	int index = 0;
207	return ( ( style & SWT.BORDER ) != 0 ) ? 1 : 0;	217	StringBuffer result = new StringBuffer();
		218	for( int i = 0; i < string.length(); i++ ) {
		219	if( string.charAt( i ) == '&' ) {
		220	result.append( "&&" );
		221	} else {
		222	result.append( string.charAt( i ) );
		223	}
		224	}
		225	return result.toString();
208	}	226	}
209		227
210	public Object getAdapter( final Class adapter ) {	228	public Object getAdapter( final Class adapter ) {
Lines 229-235 Link Here
229	}	247	}
230	return result;	248	return result;
231	}	249	}
232		250
233	boolean isTabGroup() {	251	boolean isTabGroup() {
234	return true;	252	return true;
235	}	253	}

Lines 32-37 Link Here

(-)src/org/eclipse/swt/internal/widgets/linkkit/Link.theme.xml (+3 lines)
32	<property name="color"	32	<property name="color"
33	type="color"	33	type="color"
34	description="Text color for hyperlinks in Link widget." />	34	description="Text color for hyperlinks in Link widget." />
		35
		36	<state name="disabled"
		37	description="Applies to hyperlinks of a disabled Link widget." />
35		38
36	</element>	39	</element>
37		40

Lines 1-5 Link Here

(-)src/org/eclipse/rap/demo/controls/LinkTab.java (-6 / +39 lines)
1	/*******************************************************************************	1	/*******************************************************************************
2	* Copyright (c) 2007, 2008 Innoopract Informationssysteme GmbH.	2	* Copyright (c) 2007, 2009 Innoopract Informationssysteme GmbH.
3	* All rights reserved. This program and the accompanying materials	3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0	4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at	5	* which accompanies this distribution, and is available at
Lines 14-27 Link Here
14	import org.eclipse.jface.dialogs.MessageDialog;	14	import org.eclipse.jface.dialogs.MessageDialog;
15	import org.eclipse.swt.SWT;	15	import org.eclipse.swt.SWT;
16	import org.eclipse.swt.custom.CTabFolder;	16	import org.eclipse.swt.custom.CTabFolder;
17	import org.eclipse.swt.events.SelectionAdapter;	17	import org.eclipse.swt.events.*;
18	import org.eclipse.swt.events.SelectionEvent;	18	import org.eclipse.swt.graphics.Point;
19	import org.eclipse.swt.layout.GridLayout;	19	import org.eclipse.swt.layout.*;
20	import org.eclipse.swt.widgets.*;	20	import org.eclipse.swt.widgets.*;
21		21
22	public class LinkTab extends ExampleTab {	22	public class LinkTab extends ExampleTab {
		23
		24	private static final String PROP_CONTEXT_MENU = "contextMenu";
23		25
		26	private Link link1;
24	private Link customLink;	27	private Link customLink;
		28	private Link fixedSizeLink;
25		29
26	public LinkTab( final CTabFolder topFolder ) {	30	public LinkTab( final CTabFolder topFolder ) {
27	super( topFolder, "Link" );	31	super( topFolder, "Link" );
Lines 36-52 Link Here
36	createBgImageButton();	40	createBgImageButton();
37	createFontChooser();	41	createFontChooser();
38	createCustomLinkControl( parent );	42	createCustomLinkControl( parent );
		43	createPropertyCheckbox( "Add Context Menu On First Link",
		44	PROP_CONTEXT_MENU );
39	}	45	}
40		46
41	protected void createExampleControls( final Composite parent ) {	47	protected void createExampleControls( final Composite parent ) {
42	parent.setLayout( new GridLayout() );	48	parent.setLayout( new GridLayout() );
43	int style = getStyle();	49	int style = getStyle();
44	Link link1 = new Link( parent, style );	50	link1 = new Link( parent, style );
		51	// link1.setText( "Lorem <a>ipsum</a> dolor sit amet" );
		52	// link1.setEnabled( false );
		53	// link1.setVisible( false );
45	link1.setText( "Lorem <a>ipsum</a> dolor <a>sit amet</a>" );	54	link1.setText( "Lorem <a>ipsum</a> dolor <a>sit amet</a>" );
		55	link1.addSelectionListener( new SelectionAdapter() {
		56	public void widgetSelected( final SelectionEvent event ) {
		57	String msg = "Link widget selected, text=" + event.text;
		58	MessageDialog.openInformation( getShell(), "Information", msg );
		59	}
		60	} );
		61	if( hasCreateProperty( PROP_CONTEXT_MENU ) ) {
		62	Menu linkMenu = new Menu( link1 );
		63	MenuItem linkMenuItem = new MenuItem( linkMenu, SWT.PUSH );
		64	linkMenuItem.addSelectionListener( new SelectionAdapter() {
		65	public void widgetSelected( final SelectionEvent event ) {
		66	String message = "You requested a context menu for the Link";
		67	MessageDialog.openInformation( link1.getShell(),
		68	"Information",
		69	message );
		70	}
		71	} );
		72	linkMenuItem.setText( "Link context menu item" );
		73	link1.setMenu( linkMenu );
		74	}
46	Link link2 = new Link( parent, style );	75	Link link2 = new Link( parent, style );
47	link2.setText( "Link without href" );	76	link2.setText( "Link without href" );
48	Link link3 = new Link( parent, style );	77	Link link3 = new Link( parent, style );
49	link3.setText( "<a>Link with one href</a>" );	78	link3.setText( "<a>Link with one href \"&&<>\\\"</a>" );
50	customLink = new Link( parent, style );	79	customLink = new Link( parent, style );
51	customLink.setText( "Custom link, use controls to your right to change" );	80	customLink.setText( "Custom link, use controls to your right to change" );
52	customLink.addSelectionListener( new SelectionAdapter() {	81	customLink.addSelectionListener( new SelectionAdapter() {
Lines 55-64 Link Here
55	MessageDialog.openInformation( getShell(), "Information", msg );	84	MessageDialog.openInformation( getShell(), "Information", msg );
56	}	85	}
57	} );	86	} );
		87	fixedSizeLink = new Link( parent, style );
		88	fixedSizeLink.setText( "Fixed size Link with some very long text <a>that should be wrapped.</a>" );
		89	fixedSizeLink.setLayoutData( new GridData( 100, 100 ) );
58	registerControl( link1 );	90	registerControl( link1 );
59	registerControl( link2 );	91	registerControl( link2 );
60	registerControl( link3 );	92	registerControl( link3 );
61	registerControl( customLink );	93	registerControl( customLink );
		94	registerControl( fixedSizeLink );
62	}	95	}
63		96
64	private void createCustomLinkControl( final Composite parent ) {	97	private void createCustomLinkControl( final Composite parent ) {

Lines 40-45 Link Here

(-)src/org/eclipse/rap/demo/controls/VariantsTab.java (+9 lines)
40		40
41	private Button myButton;	41	private Button myButton;
42	private Label myLabel;	42	private Label myLabel;
		43	private Link myLink;
43	private Text myText;	44	private Text myText;
44	private List myList;	45	private List myList;
45	private Tree myTree;	46	private Tree myTree;
Lines 81-86 Link Here
81	myLabel.setText( "Customized Label" );	82	myLabel.setText( "Customized Label" );
82	myLabel.setData( WidgetUtil.CUSTOM_VARIANT, getVariant() );	83	myLabel.setData( WidgetUtil.CUSTOM_VARIANT, getVariant() );
83	registerControl( myLabel );	84	registerControl( myLabel );
		85
		86	// myLink
		87	myLink = new Link( parent, style );
		88	myLink.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		89	myLink.setText( "Customized <a>Link</a>" );
		90	myLink.setData( WidgetUtil.CUSTOM_VARIANT, getVariant() );
		91	registerControl( myLink );
84		92
85	// myText	93	// myText
86	myText = new Text( parent, style );	94	myText = new Text( parent, style );
Lines 149-154 Link Here
149	private void setCustomVariant( final String variant ) {	157	private void setCustomVariant( final String variant ) {
150	myButton.setData( WidgetUtil.CUSTOM_VARIANT, variant );	158	myButton.setData( WidgetUtil.CUSTOM_VARIANT, variant );
151	myLabel.setData( WidgetUtil.CUSTOM_VARIANT, variant );	159	myLabel.setData( WidgetUtil.CUSTOM_VARIANT, variant );
		160	myLink.setData( WidgetUtil.CUSTOM_VARIANT, variant );
152	myText.setData( WidgetUtil.CUSTOM_VARIANT, variant );	161	myText.setData( WidgetUtil.CUSTOM_VARIANT, variant );
153	myList.setData( WidgetUtil.CUSTOM_VARIANT, variant );	162	myList.setData( WidgetUtil.CUSTOM_VARIANT, variant );
154	myTree.setData( WidgetUtil.CUSTOM_VARIANT, variant );	163	myTree.setData( WidgetUtil.CUSTOM_VARIANT, variant );

Lines 416-421 Link Here

(-)theme1/theme.css (+8 lines)
416	padding: 10px;	416	padding: 10px;
417	}	417	}
418		418
		419	Link-Hyperlink.special-red {
		420	color: #ffaaaa;
		421	}
		422
		423	Link-Hyperlink.special-blue {
		424	color: #aaaaff;
		425	}
		426
419	Button[PUSH].special-red, Button[TOGGLE].special-red {	427	Button[PUSH].special-red, Button[TOGGLE].special-red {
420	border: 2px solid red;	428	border: 2px solid red;
421	}	429	}




/*******************************************************************************
 * Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at

    Display display = new Display();
    Composite shell = new Shell( display, SWT.NONE );
    Link link = new Link( shell, SWT.NONE );
    Boolean hasListeners;
    RWTFixture.markInitialized( display );
    RWTFixture.preserveWidgets();
    IWidgetAdapter adapter = WidgetUtil.getAdapter( link );
    hasListeners = ( Boolean )adapter.getPreserved( LinkLCA.PROP_SEL_LISTENER );
    assertEquals( "", adapter.getPreserved( Props.TEXT ) );
    Boolean hasListeners
      = ( Boolean )adapter.getPreserved( Props.SELECTION_LISTENERS );
    assertEquals( Boolean.FALSE, hasListeners );
    RWTFixture.clearPreserved();
    link.setText( "some text" );

    } );
    RWTFixture.preserveWidgets();
    adapter = WidgetUtil.getAdapter( link );
    hasListeners = ( Boolean )adapter.getPreserved( LinkLCA.PROP_SEL_LISTENER );
    assertEquals( "some text", adapter.getPreserved( Props.TEXT ) );
    hasListeners
      = ( Boolean )adapter.getPreserved( Props.SELECTION_LISTENERS );
    assertEquals( Boolean.TRUE, hasListeners );
    RWTFixture.clearPreserved();
    //control: enabled

    LinkLCA lca = new LinkLCA();
    lca.renderChanges( link );
    String markup = Fixture.getAllMarkup();
    assertContains( "clear()", markup );
    assertContains( "addText( \"Big \" )", markup );
    assertContains( "addLink( \"&lt;b&gt;Bang&lt;/b&gt;\", 0 )", markup );
    assertContains( "applyText()", markup );
  }

  public void testEscape() throws Exception {

Return to bug 275117

Lines 1590-1595 Link Here

(-)js/org/eclipse/swt/theme/AppearancesBase.js (-11 / +2 lines)
1590	var tv = new org.eclipse.swt.theme.ThemeValues( states );	1590	var tv = new org.eclipse.swt.theme.ThemeValues( states );
1591	return {	1591	return {
1592	cursor: "default",	1592	cursor: "default",
		1593	padding : 2,
1593	font : tv.getCssFont( "Link", "font" ),	1594	font : tv.getCssFont( "Link", "font" ),
1594	border : tv.getCssBorder( "Link", "border" ),	1595	border : tv.getCssBorder( "Link", "border" ),
1595	textColor : tv.getCssColor( "*", "color" )	1596	textColor : tv.getCssColor( "*", "color" )
Lines 1601-1619 Link Here
1601	style : function( states ) {	1602	style : function( states ) {
1602	var tv = new org.eclipse.swt.theme.ThemeValues( states );	1603	var tv = new org.eclipse.swt.theme.ThemeValues( states );
1603	return {	1604	return {
1604	textColor : states.disabled ? "widget.graytext" : "undefined"
1605	}
1606	}
1607	},
1608
1609	"link-href" : {
1610	style : function( states ) {
1611	var tv = new org.eclipse.swt.theme.ThemeValues( states );
1612	return {
1613	cursor : states.disabled ? "default" : "pointer",
1614	textColor: states.disabled	1605	textColor: states.disabled
1615	? "widget.graytext"	1606	? "widget.graytext"
1616	: tv.getCssColor( "Link-Hyperlink", "color" )	1607	: "inherit"
1617	}	1608	}
1618	}	1609	}
1619	},	1610	},

Lines 18-60 Link Here

(-)src/org/eclipse/swt/internal/widgets/linkkit/LinkLCA.java (-61 / +28 lines)
18	import org.eclipse.rwt.internal.lifecycle.JSConst;	18	import org.eclipse.rwt.internal.lifecycle.JSConst;
19	import org.eclipse.rwt.internal.service.ContextProvider;	19	import org.eclipse.rwt.internal.service.ContextProvider;
20	import org.eclipse.rwt.lifecycle.*;	20	import org.eclipse.rwt.lifecycle.*;
		21	import org.eclipse.swt.SWT;
21	import org.eclipse.swt.events.SelectionEvent;	22	import org.eclipse.swt.events.SelectionEvent;
22	import org.eclipse.swt.graphics.Point;	23	import org.eclipse.swt.graphics.Point;
23	import org.eclipse.swt.internal.widgets.ILinkAdapter;	24	import org.eclipse.swt.internal.widgets.ILinkAdapter;
		25	import org.eclipse.swt.internal.widgets.Props;
24	import org.eclipse.swt.widgets.*;	26	import org.eclipse.swt.widgets.*;
25		27
26	/**	28	/**
27	* Life-cycle adapter for the Link widget	29	* Life-cycle adapter for the Link widget
28	*/	30	*/
29	public class LinkLCA extends AbstractWidgetLCA {	31	public class LinkLCA extends AbstractWidgetLCA {
		32
		33	//Constants for JS functions names
		34	private static final String JS_FUNC_ADDTEXT = "addText";
		35	private static final String JS_FUNC_ADDLINK = "addLink";
		36	private static final String JS_FUNC_APPLYTEXT = "applyText";
		37	private static final String JS_FUNC_CLEAR = "clear";
30		38
31	private static final String QX_TYPE = "qx.ui.layout.HorizontalBoxLayout";	39	//Property names for preserveValues
32
33	// private static final String TYPE_POOL_ID = LinkLCA.class.getName();
34
35	private static final String JS_LINK_UTIL = "org.eclipse.swt.LinkUtil";
36	private static final String JS_FUNC_INIT = JS_LINK_UTIL + ".init";
37	private static final String JS_FUNC_ADD_LINK = JS_LINK_UTIL + ".addLink";
38	private static final String JS_FUNC_ADD_TEXT = JS_LINK_UTIL + ".addText";
39	private static final String JS_FUNC_ADD_STATE = JS_LINK_UTIL + ".addState";
40	private static final String JS_FUNC_REMOVE_STATE
41	= JS_LINK_UTIL + ".removeState";
42	private static final String JS_FUNC_CLEAR = JS_LINK_UTIL + ".clear";
43	private static final String JS_FUNC_DESTROY = JS_LINK_UTIL + ".destroy";
44	private static final String JS_FUNC_SET_SELECTION_LISTENER
45	= JS_LINK_UTIL + ".setSelectionListener";
46
47	private static final String PROP_TEXT = "text";	40	private static final String PROP_TEXT = "text";
48	private static final String PROP_VARIANT = "variant";
49	static final String PROP_SEL_LISTENER = "selectionListener";
50		41
51	public void preserveValues( final Widget widget ) {	42	public void preserveValues( final Widget widget ) {
52	Link link = ( Link )widget;	43	Link link = ( Link )widget;
53	ControlLCAUtil.preserveValues( link );	44	ControlLCAUtil.preserveValues( link );
54	IWidgetAdapter adapter = WidgetUtil.getAdapter( widget );	45	IWidgetAdapter adapter = WidgetUtil.getAdapter( widget );
55	adapter.preserve( PROP_TEXT, link.getText() );	46	adapter.preserve( PROP_TEXT, link.getText() );
56	Boolean newValue = Boolean.valueOf( SelectionEvent.hasListener( link ) );	47	boolean hasListeners = SelectionEvent.hasListener( link );
57	adapter.preserve( PROP_SEL_LISTENER, newValue );	48	adapter.preserve( Props.SELECTION_LISTENERS,
		49	Boolean.valueOf( hasListeners ) );
58	WidgetLCAUtil.preserveCustomVariant( link );	50	WidgetLCAUtil.preserveCustomVariant( link );
59	}	51	}
60		52
Lines 68-77 Link Here
68	public void renderInitialization( final Widget widget ) throws IOException {	60	public void renderInitialization( final Widget widget ) throws IOException {
69	Link link = ( Link )widget;	61	Link link = ( Link )widget;
70	JSWriter writer = JSWriter.getWriterFor( link );	62	JSWriter writer = JSWriter.getWriterFor( link );
71	writer.newWidget( QX_TYPE );	63	writer.newWidget( "org.eclipse.swt.widgets.Link" );
72	writer.set( JSConst.QX_FIELD_APPEARANCE, "link" );
73	Object[] args = new Object[] { widget };
74	writer.callStatic( JS_FUNC_INIT, args );
75	ControlLCAUtil.writeStyleFlags( link );	64	ControlLCAUtil.writeStyleFlags( link );
76	}	65	}
77		66
Lines 80-92 Link Here
80	ControlLCAUtil.writeChanges( link );	69	ControlLCAUtil.writeChanges( link );
81	writeSelectionListener( link );	70	writeSelectionListener( link );
82	writeText( link );	71	writeText( link );
83	writeCustomVariant( link );	72	WidgetLCAUtil.writeCustomVariant( link );
84	}	73	}
85		74
86	public void renderDispose( final Widget widget ) throws IOException {	75	public void renderDispose( final Widget widget ) throws IOException {
87	JSWriter writer = JSWriter.getWriterFor( widget );	76	JSWriter writer = JSWriter.getWriterFor( widget );
88	Object[] args = new Object[]{ widget };
89	writer.callStatic( JS_FUNC_DESTROY, args );
90	writer.dispose();	77	writer.dispose();
91	}	78	}
92		79
Lines 94-102 Link Here
94	throws IOException	81	throws IOException
95	{	82	{
96	ControlLCAUtil.resetStyleFlags();	83	ControlLCAUtil.resetStyleFlags();
97	JSWriter writer = JSWriter.getWriterForResetHandler();
98	Object[] args = new Object[]{ JSWriter.WIDGET_REF };
99	writer.callStatic( JS_FUNC_CLEAR, args );
100	}	84	}
101		85
102	public String getTypePoolId( final Widget widget ) {	86	public String getTypePoolId( final Widget widget ) {
Lines 108-120 Link Here
108	private static void writeSelectionListener( final Link link )	92	private static void writeSelectionListener( final Link link )
109	throws IOException	93	throws IOException
110	{	94	{
111	Boolean newValue = Boolean.valueOf( SelectionEvent.hasListener( link ) );	95	boolean hasListener = SelectionEvent.hasListener( link );
112	Boolean defValue = Boolean.FALSE;	96	Boolean newValue = Boolean.valueOf( hasListener );
113	String prop = PROP_SEL_LISTENER;	97	String prop = Props.SELECTION_LISTENERS;
114	if( WidgetLCAUtil.hasChanged( link, prop, newValue, defValue ) ) {	98	if( WidgetLCAUtil.hasChanged( link, prop, newValue, Boolean.FALSE ) ) {
115	JSWriter writer = JSWriter.getWriterFor( link );	99	JSWriter writer = JSWriter.getWriterFor( link );
116	Object[] args = new Object[]{ link, newValue };	100	writer.set( "hasSelectionListener", newValue );
117	writer.callStatic( JS_FUNC_SET_SELECTION_LISTENER, args );
118	}	101	}
119	}	102	}
120		103
Lines 122-129 Link Here
122	String newValue = link.getText();	105	String newValue = link.getText();
123	if( WidgetLCAUtil.hasChanged( link, PROP_TEXT, newValue, "" ) ) {	106	if( WidgetLCAUtil.hasChanged( link, PROP_TEXT, newValue, "" ) ) {
124	JSWriter writer = JSWriter.getWriterFor( link );	107	JSWriter writer = JSWriter.getWriterFor( link );
125	Object[] args = new Object[]{ link };	108	writer.call( JS_FUNC_CLEAR, null );
126	writer.callStatic( JS_FUNC_CLEAR, args );
127	ILinkAdapter adapter	109	ILinkAdapter adapter
128	= ( ILinkAdapter )link.getAdapter( ILinkAdapter.class );	110	= ( ILinkAdapter )link.getAdapter( ILinkAdapter.class );
129	String displayText = adapter.getDisplayText();	111	String displayText = adapter.getDisplayText();
Lines 147-152 Link Here
147	if( pos < length ) {	129	if( pos < length ) {
148	writeNormalText( link, displayText.substring( pos, length ) );	130	writeNormalText( link, displayText.substring( pos, length ) );
149	}	131	}
		132	writeApplyText( link );
150	}	133	}
151	}	134	}
152		135
Lines 155-166 Link Here
155	{	138	{
156	JSWriter writer = JSWriter.getWriterFor( link );	139	JSWriter writer = JSWriter.getWriterFor( link );
157	Object[] args = new Object[] {	140	Object[] args = new Object[] {
158	link,
159	// TODO [rst] mnemonics are already parsed by Link#parse()	141	// TODO [rst] mnemonics are already parsed by Link#parse()
160	// Revise when we're going to support underline once	142	// Revise when we're going to support underline once
161	WidgetLCAUtil.escapeText( text, false )	143	WidgetLCAUtil.escapeText( text, false )
162	};	144	};
163	writer.callStatic( JS_FUNC_ADD_TEXT, args );	145	writer.call( JS_FUNC_ADDTEXT, args );
164	}	146	}
165		147
166	private static void writeLinkText( final Link link,	148	private static void writeLinkText( final Link link,
Lines 170-182 Link Here
170	{	152	{
171	JSWriter writer = JSWriter.getWriterFor( link );	153	JSWriter writer = JSWriter.getWriterFor( link );
172	Object[] args = new Object[] {	154	Object[] args = new Object[] {
173	link,
174	// TODO [rst] mnemonics are already parsed by Link#parse()	155	// TODO [rst] mnemonics are already parsed by Link#parse()
175	// Revise when we're going to support underline once	156	// Revise when we're going to support underline once
176	WidgetLCAUtil.escapeText( text, false ),	157	WidgetLCAUtil.escapeText( text, false ),
177	new Integer( index )	158	new Integer( index )
178	};	159	};
179	writer.callStatic( JS_FUNC_ADD_LINK, args );	160	writer.call( JS_FUNC_ADDLINK, args );
		161	}
		162
		163	private static void writeApplyText( final Link link ) throws IOException {
		164	JSWriter writer = JSWriter.getWriterFor( link );
		165	writer.call( JS_FUNC_APPLYTEXT, null );
180	}	166	}
181		167
182	private static void processSelectionEvent( final Link link ) {	168	private static void processSelectionEvent( final Link link ) {
Lines 197-219 Link Here
197	}	183	}
198	}	184	}
199	}	185	}
200
201	private static void writeCustomVariant( final Link link )
202	throws IOException
203	{
204	IWidgetAdapter adapter = WidgetUtil.getAdapter( link );
205	String oldValue = ( String )adapter.getPreserved( PROP_VARIANT );
206	String newValue = WidgetUtil.getVariant( link );
207	if( WidgetLCAUtil.hasChanged( link, PROP_VARIANT, newValue, null ) ) {
208	JSWriter writer = JSWriter.getWriterFor( link );
209	Object[] args = new Object[] { link, "variant_" + oldValue };
210	if( oldValue != null ) {
211	writer.callStatic( JS_FUNC_REMOVE_STATE, args );
212	}
213	if( newValue != null ) {
214	args = new Object[] { link, "variant_" + newValue };
215	writer.callStatic( JS_FUNC_ADD_STATE, args );
216	}
217	}
218	}
219	}	186	}

Removed Link Here

(-)js/org/eclipse/swt/LinkUtil.js (-160 lines)
1	/*******************************************************************************
2	* Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at
6	* http://www.eclipse.org/legal/epl-v10.html
7	*
8	* Contributors:
9	* Innoopract Informationssysteme GmbH - initial API and implementation
10	******************************************************************************/
11
12	/**
13	* This class contains static functions needed for the SWT Link widget.
14	*/
15	qx.Class.define( "org.eclipse.swt.LinkUtil", {
16
17	statics : {
18	init : function( widget ) {
19	widget.setTabIndex( -1 );
20	widget.setUserData( "nextTabIndex", 0 );
21	widget.addEventListener( "changeTabIndex",
22	org.eclipse.swt.LinkUtil._onTabIndexChange );
23	},
24
25	destroy : function( widget ) {
26	org.eclipse.swt.LinkUtil.clear( widget );
27	if( widget.hasEventListeners( "changeTabIndex" ) ) {
28	widget.removeEventListener( "changeTabIndex",
29	org.eclipse.swt.LinkUtil._onTabIndexChange );
30	}
31	},
32
33	clear : function( widget ) {
34	if( widget && !widget.getDisposed() ) {
35	var children = widget.getChildren();
36	var child = children[ 0 ];
37	while( child ) {
38	widget.remove( child );
39	if( child.hasEventListeners( "mousedown" ) ) {
40	child.removeEventListener( "mousedown",
41	org.eclipse.swt.LinkUtil._onMouseDown );
42	}
43	if( child.hasEventListeners( "keydown" ) ) {
44	child.removeEventListener( "keydown",
45	org.eclipse.swt.LinkUtil._onKeyDown );
46	}
47	child.dispose();
48	child = children[ 0 ];
49	}
50	}
51	},
52
53	addState : function( widget, state ) {
54	if( widget ) {
55	if( state.substr( 0, 8 ) == "variant_" ) {
56	widget.addState( state );
57	var children = widget.getChildren();
58	for( var i = 0; i < children.length; i++ ) {
59	children[ i ].addState( state );
60	}
61	}
62	}
63	},
64
65	removeState : function( widget, state ) {
66	if( widget ) {
67	if( state.substr( 0, 8 ) == "variant_" ) {
68	widget.removeState( state );
69	var children = widget.getChildren();
70	for( var i = 0; i < children.length; i++ ) {
71	children[ i ].removeState( state );
72	}
73	}
74	}
75	},
76
77	setSelectionListener : function( widget, value ) {
78	widget.setUserData( "widgetSelectedListener", value );
79	},
80
81	addText : function( widget, text ) {
82	if( widget ) {
83	var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, text );
84	newChild.setAppearance( "link-text" );
85	newChild.setWrap( false );
86	widget.add( newChild );
87	}
88	},
89
90	addLink : function( widget, text, index ) {
91	if( widget ) {
92	uText = "<u>" + text + "</u>";
93	var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, uText );
94	newChild.setUserData( "index", index );
95	newChild.setAppearance( "link-href" );
96	newChild.setWrap( false );
97	widget.add( newChild );
98	var tabIndex = widget.getUserData( "nextTabIndex" );
99	newChild.setTabIndex( tabIndex++ );
100	widget.setUserData( "nextTabIndex", tabIndex );
101	newChild.addEventListener( "mousedown",
102	org.eclipse.swt.LinkUtil._onMouseDown,
103	newChild );
104	newChild.addEventListener( "keydown",
105	org.eclipse.swt.LinkUtil._onKeyDown,
106	newChild );
107	}
108	},
109
110	_createLabel : function( parent, text ) {
111	// replace spaces with nbsp
112	var replaced = text.replace( /\s/g, " " );
113	var label = new qx.ui.basic.Label( replaced, null, "html" );
114	return label;
115	},
116
117	_onMouseDown : function( evt ) {
118	var parent = this.getParent();
119	if( parent.getUserData( "widgetSelectedListener" ) ) {
120	var req = org.eclipse.swt.Request.getInstance();
121	var wm = org.eclipse.swt.WidgetManager.getInstance();
122	var id = wm.findIdByWidget( parent );
123	var index = this.getUserData( "index" );
124	req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
125	req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
126	req.send();
127	}
128	},
129
130	_onKeyDown : function( evt ) {
131	var keyId = evt.getKeyIdentifier();
132	if ( keyId == "Enter" ) {
133	var parent = this.getParent();
134	if( parent.getUserData( "widgetSelectedListener" ) ) {
135	var req = org.eclipse.swt.Request.getInstance();
136	var wm = org.eclipse.swt.WidgetManager.getInstance();
137	var id = wm.findIdByWidget( parent );
138	var index = this.getUserData( "index" );
139	req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
140	req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
141	req.send();
142	}
143	}
144	},
145
146	_onTabIndexChange : function( evt ) {
147	var tabIndex = evt.getValue();
148	if( tabIndex >= 0 ) {
149	var target = evt.getCurrentTarget();
150	var children = target.getChildren();
151	for( var i = 0; i < children.length; i++ ) {
152	child = children[ i ];
153	child.setTabIndex( tabIndex++ );
154	}
155	target.setUserData( "nextTabIndex", tabIndex );
156	target.setTabIndex( -1 );
157	}
158	}
159	}
160	});

Added Link Here

(-)js/org/eclipse/swt/widgets/Link.js (+326 lines)
1	/*******************************************************************************
2	* Copyright (c) 2009 Innoopract Informationssysteme GmbH. All rights reserved.
3	* This program and the accompanying materials are made available under the
4	* terms of the Eclipse Public License v1.0 which accompanies this distribution,
5	* and is available at http://www.eclipse.org/legal/epl-v10.html
6	*
7	* Contributors: Innoopract Informationssysteme GmbH - initial API and
8	* implementation
9	******************************************************************************/
10
11	/**
12	* This class provides the client-side implementation for
13	* org.eclipse.swt.widgets.Link
14	*/
15	qx.Class.define( "org.eclipse.swt.widgets.Link", {
16	extend : qx.ui.layout.CanvasLayout,
17
18	construct : function() {
19	this.base( arguments );
20	this.setAppearance( "link" );
21	// Default values
22	this._text = "";
23	this._hasSelectionListener = false;
24	this._hyperlinksHaveListeners = false;
25	this._linkColor;
26	// innerTab handling
27	this._currentLinkFocused = -1;
28	this._linksCount = 0;
29	//
30	this._link = new qx.ui.embed.HtmlEmbed();
31	this._link.setAppearance( "link-text" );
32	this.add( this._link );
33	//
34	this.setHideFocus( true );
35	//
36	this.__onMouseDown = qx.lang.Function.bindEvent( this._onMouseDown, this );
37	this.__onKeyDown = qx.lang.Function.bindEvent( this._onKeyDown, this );
38	//
39	this.addEventListener( "appear", this._onAppear, this );
40	this.addEventListener( "changeEnabled", this._onChangeEnabled, this );
41	this.addEventListener( "contextmenu", this._onContextMenu, this );
42	// Event listener used for inner TabIndex change
43	this.addEventListener( "keypress", this._onKeyPress );
44	this.addEventListener( "focusout", this._onFocusOut );
45	//
46	this._link.addEventListener( "changeHtml", this._onChangeHtml, this );
47	},
48
49	destruct : function() {
50	this._removeEventListeners();
51	delete this.__onMouseDown;
52	delete this.__onKeyDown;
53	this.removeEventListener( "appear", this._onAppear, this );
54	this.removeEventListener( "contextmenu", this._onContextMenu, this );
55	this.removeEventListener( "changeEnabled", this._onChangeEnabled, this );
56	this.removeEventListener( "keypress", this._onKeyPress );
57	this.removeEventListener( "focusout", this._onFocusOut );
58	this._link.removeEventListener( "changeHtml", this._onChangeHtml, this );
59	this._link.dispose();
60	},
61
62	members : {
63	_onContextMenu : function( evt ) {
64	var menu = this.getContextMenu();
65	if( menu != null ) {
66	menu.setLocation( evt.getPageX(), evt.getPageY() );
67	menu.setOpener( this );
68	menu.show();
69	evt.stopPropagation();
70	}
71	},
72
73	_onAppear : function( evt ) {
74	this._link.setTabIndex( -1 );
75	this._link.setHideFocus( true );
76	this._applyHyperlinksStyleProperties();
77	this._addEventListeners();
78	},
79
80	_onChangeHtml : function( evt ) {
81	this._applyHyperlinksStyleProperties();
82	this._addEventListeners();
83	},
84
85	_applyTextColor : function( value, old ) {
86	this.base( arguments, value, old );
87	var themeValues
88	= new org.eclipse.swt.theme.ThemeValues( this._getStates() );
89	this._linkColor = themeValues.getCssColor( "Link-Hyperlink", "color" );
90	themeValues.dispose();
91	this._applyHyperlinksStyleProperties();
92	},
93
94	_onChangeEnabled : function( evt ) {
95	this._applyHyperlinksStyleProperties();
96	},
97
98	_getStates : function() {
99	if( !this.__states ) {
100	this.__states = {};
101	}
102	return this.__states;
103	},
104
105	addState : function( state ) {
106	this.base( arguments, state );
107	this._link.addState( state );
108	},
109
110	removeState : function( state ) {
111	this.base( arguments, state );
112	this._link.removeState( state );
113	},
114
115	setHasSelectionListener : function( value ) {
116	this._hasSelectionListener = value;
117	},
118
119	addText : function( text ) {
120	this._text += text;
121	},
122
123	addLink : function( text, index ) {
124	this._text += "<span tabIndex=\"1\" ";
125	this._text += "style=\"";
126	this._text += "text-decoration:underline; ";
127	this._text += "\" ";
128	this._text += "id=\"" + index + "\"";
129	this._text += ">";
130	this._text += text;
131	this._text += "</span>";
132	this._linksCount++;
133	},
134
135	applyText : function() {
136	this._link.setHtml( this._text );
137	if ( this._linksCount == 0 ) {
138	this.setTabIndex( -1 );
139	} else {
140	this.setTabIndex( 1 );
141	}
142	},
143
144	clear : function() {
145	this._removeEventListeners();
146	this._text = "";
147	this._linksCount = 0;
148	},
149
150	_applyHyperlinksStyleProperties : function() {
151	var linkElement = this.getElement();
152	if( linkElement ) {
153	var hyperlinks = linkElement.getElementsByTagName( "span" );
154	for( i = 0; i < hyperlinks.length; i++ ) {
155	if( this._linkColor ) {
156	if( this.isEnabled() ) {
157	hyperlinks[ i ].style.color = this._linkColor;
158	} else {
159	hyperlinks[ i ].style.color = "";
160	}
161	}
162	if( this.isEnabled() ) {
163	hyperlinks[ i ].style.cursor = "pointer";
164	} else {
165	hyperlinks[ i ].style.cursor = "default";
166	}
167	}
168	}
169	},
170
171	_addEventListeners : function() {
172	var linkElement = this.getElement();
173	if( linkElement && !this._hyperlinksHaveListeners ) {
174	var hyperlinks = linkElement.getElementsByTagName( "span" );
175	for( i = 0; i < hyperlinks.length; i++ ) {
176	qx.html.EventRegistration.addEventListener( hyperlinks[ i ],
177	"mousedown",
178	this.__onMouseDown );
179	qx.html.EventRegistration.addEventListener( hyperlinks[ i ],
180	"keydown",
181	this.__onKeyDown );
182	}
183	this._hyperlinksHaveListeners = true;
184	}
185	},
186
187	_removeEventListeners : function() {
188	var linkElement = this.getElement();
189	if( linkElement && this._hyperlinksHaveListeners ) {
190	var hyperlinks = linkElement.getElementsByTagName( "span" );
191	for( i = 0; i < hyperlinks.length; i++ ) {
192	qx.html.EventRegistration.removeEventListener( hyperlinks[ i ],
193	"mousedown",
194	this.__onMouseDown );
195	qx.html.EventRegistration.removeEventListener( hyperlinks[ i ],
196	"keydown",
197	this.__onKeyDown );
198	}
199	this._hyperlinksHaveListeners = false;
200	}
201	},
202
203	_onMouseDown : function( e ) {
204	var target = this._getEventTarget( e );
205	var index = target.id;
206	this._currentLinkFocused = index;
207	target.focus();
208	var leftBtnPressed = this._isLeftMouseButtonPressed( e );
209	if( this.isEnabled() && leftBtnPressed ) {
210	this._sendChanges( index );
211	}
212	},
213
214	_isLeftMouseButtonPressed : function( e ) {
215	var leftBtnPressed;
216	if( e.which ) {
217	leftBtnPressed = ( e.which == 1 );
218	} else if ( e.button ) {
219	if( qx.core.Variant.isSet( "qx.client", "mshtml" ) ) {
220	leftBtnPressed = ( e.button == 1 );
221	} else {
222	leftBtnPressed = ( e.button == 0 );
223	}
224	}
225	return leftBtnPressed;
226	},
227
228	_onKeyDown : function( e ) {
229	if( this.isEnabled() && e.keyCode == 13 ) {
230	var target = this._getEventTarget( e );
231	var index = target.id;
232	this._sendChanges( index );
233	}
234	},
235
236	_getEventTarget : function( e ) {
237	var target;
238	if( qx.core.Variant.isSet( "qx.client", "mshtml" ) ) {
239	target = window.event.srcElement;
240	} else {
241	target = e.target;
242	}
243	return target;
244	},
245
246	// Override of the _ontabfocus method from qx.ui.core.Widget
247	_ontabfocus : function() {
248	if( this._currentLinkFocused == -1 && this._linksCount > 0 ) {
249	var linkElement = this.getElement();
250	if( linkElement ) {
251	var hyperlinks = linkElement.getElementsByTagName( "span" );
252	hyperlinks[ 0 ].focus();
253	this._currentLinkFocused = 0;
254	}
255	}
256	},
257
258	_onKeyPress : function( evt ) {
259	if( this.isFocused()
260	&& evt.getKeyIdentifier() == "Tab"
261	&& this._linksCount > 0 )
262	{
263	if( !evt.isShiftPressed()
264	&& this._currentLinkFocused >= 0
265	&& this._currentLinkFocused < ( this._linksCount - 1 ) )
266	{
267	evt.stopPropagation();
268	evt.preventDefault();
269	this._currentLinkFocused++;
270	this._focusLinkByID( this._currentLinkFocused );
271	} else if( !evt.isShiftPressed()
272	&& this._currentLinkFocused == -1 )
273	{
274	evt.stopPropagation();
275	evt.preventDefault();
276	var linkElement = this.getElement();
277	if( linkElement ) {
278	var hyperlinks = linkElement.getElementsByTagName( "span" );
279	hyperlinks[ 0 ].focus();
280	this._currentLinkFocused = 0;
281	}
282	} else if( evt.isShiftPressed()
283	&& this._currentLinkFocused > 0
284	&& this._currentLinkFocused <= ( this._linksCount - 1 ) )
285	{
286	evt.stopPropagation();
287	evt.preventDefault();
288	this._currentLinkFocused--;
289	this._focusLinkByID( this._currentLinkFocused );
290	}
291	}
292	},
293
294	_focusLinkByID : function( id ) {
295	var linkElement = this.getElement();
296	if( linkElement ) {
297	var hyperlinks = linkElement.getElementsByTagName( "span" );
298	hyperlinks[ id ].focus();
299	}
300	},
301
302	_onFocusOut : function( evt ) {
303	var linkElement = this.getElement();
304	if( linkElement ) {
305	var hyperlinks = linkElement.getElementsByTagName( "span" );
306	if( this._currentLinkFocused >= 0 ) {
307	hyperlinks[ this._currentLinkFocused ].blur();
308	}
309	}
310	this._currentLinkFocused = -1;
311	},
312
313	_sendChanges : function( index ) {
314	if( !org_eclipse_rap_rwt_EventUtil_suspend ) {
315	var widgetManager = org.eclipse.swt.WidgetManager.getInstance();
316	var id = widgetManager.findIdByWidget( this );
317	var req = org.eclipse.swt.Request.getInstance();
318	if( this._hasSelectionListener ) {
319	req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
320	req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
321	req.send();
322	}
323	}
324	}
325	}
326	} );

Lines 1-5 Link Here

(-)src/org/eclipse/swt/widgets/Link_Test.java (-6 / +18 lines)
1	/*******************************************************************************	1	/*******************************************************************************
2	* Copyright (c) 2002, 2007 Innoopract Informationssysteme GmbH.	2	* Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
3	* All rights reserved. This program and the accompanying materials	3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0	4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at	5	* which accompanies this distribution, and is available at
Lines 62-89 Link Here
62	assertEquals( "www.eclipse.org", ids[ 0 ] );	62	assertEquals( "www.eclipse.org", ids[ 0 ] );
63	assertEquals( "SWT", ids[ 1 ] );	63	assertEquals( "SWT", ids[ 1 ] );
64	}	64	}
65		65
66	public void testComputeSize() throws Exception {	66	public void testComputeSize() throws Exception {
67	RWTFixture.fakePhase( PhaseId.PROCESS_ACTION );	67	RWTFixture.fakePhase( PhaseId.PROCESS_ACTION );
68	Display display = new Display();	68	Display display = new Display();
69	Shell shell = new Shell( display , SWT.NONE );	69	Shell shell = new Shell( display , SWT.NONE );
70	Link link = new Link( shell, SWT.NONE );	70	Link link = new Link( shell, SWT.NONE );
71	Point expected = new Point( 0, 0 );	71	Point expected = new Point( 4, 4 );
72	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );	72	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
73		73
74	String text	74	String text
75	= "Visit the <A HREF=\"www.eclipse.org\">Eclipse.org</A> project and "	75	= "Visit the <A HREF=\"www.eclipse.org\">Eclipse.org</A> project and "
76	+ "the <a>SWT</a> homepage.";	76	+ "the <a>SWT</a> homepage.";
77	link.setText( text );	77	link.setText( text );
78	expected = new Point( 269, 15 );	78	expected = new Point( 273, 18 );
79	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );	79	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
80		80
81	link = new Link( shell, SWT.BORDER );	81	link = new Link( shell, SWT.BORDER );
82	expected = new Point( 2, 2 );	82	expected = new Point( 8, 8 );
83	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );	83	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
84		84
85	expected = new Point( 102, 102 );	85	expected = new Point( 108, 108 );
86	assertEquals( expected, link.computeSize( 100, 100 ) );	86	assertEquals( expected, link.computeSize( 100, 100 ) );
		87
		88	text = "<a>test & test2</a>";
		89	link = new Link( shell, SWT.NONE );
		90	link.setText( text );
		91	expected = new Point( 62, 18 );
		92	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
		93
		94	text = "<a>test && test2</a>";
		95	link = new Link( shell, SWT.NONE );
		96	link.setText( text );
		97	expected = new Point( 73, 18 );
		98	assertEquals( expected, link.computeSize( SWT.DEFAULT, SWT.DEFAULT ) );
87	}	99	}
88		100
89	protected void setUp() throws Exception {	101	protected void setUp() throws Exception {

Removed Link Here

(-)js/org/eclipse/swt/LinkUtil.js (-138 lines)
1	/*******************************************************************************
2	* Copyright (c) 2002, 2008 Innoopract Informationssysteme GmbH.
3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at
6	* http://www.eclipse.org/legal/epl-v10.html
7	*
8	* Contributors:
9	* Innoopract Informationssysteme GmbH - initial API and implementation
10	******************************************************************************/
11
12	/**
13	* This class contains static functions needed for the SWT Link widget.
14	*/
15	qx.Class.define( "org.eclipse.swt.LinkUtil", {
16
17	statics : {
18	init : function( widget ) {
19	widget.setTabIndex( -1 );
20	widget.setUserData( "nextTabIndex", 0 );
21	widget.addEventListener( "changeTabIndex",
22	org.eclipse.swt.LinkUtil._onTabIndexChange );
23	},
24
25	destroy : function( widget ) {
26	org.eclipse.swt.LinkUtil.clear( widget );
27	if( widget.hasEventListeners( "changeTabIndex" ) ) {
28	widget.removeEventListener( "changeTabIndex",
29	org.eclipse.swt.LinkUtil._onTabIndexChange );
30	}
31	},
32
33	clear : function( widget ) {
34	if( widget && !widget.getDisposed() ) {
35	var children = widget.getChildren();
36	var child = children[ 0 ];
37	while( child ) {
38	widget.remove( child );
39	if( child.hasEventListeners( "mousedown" ) ) {
40	child.removeEventListener( "mousedown",
41	org.eclipse.swt.LinkUtil._onMouseDown );
42	}
43	if( child.hasEventListeners( "keydown" ) ) {
44	child.removeEventListener( "keydown",
45	org.eclipse.swt.LinkUtil._onKeyDown );
46	}
47	// TODO [if] Replace child.dispose() with child.destroy()
48	// when qx 0.7.4 is in place
49	child.dispose();
50	child = children[ 0 ];
51	}
52	}
53	},
54
55	setSelectionListener : function( widget, value ) {
56	widget.setUserData( "widgetSelectedListener", value );
57	},
58
59	addText : function( widget, text ) {
60	if( widget ) {
61	var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, text );
62	newChild.setAppearance( "link-text" );
63	newChild.setWrap( false );
64	widget.add( newChild );
65	}
66	},
67
68	addLink : function( widget, text, index ) {
69	if( widget ) {
70	uText = "<u>" + text + "</u>";
71	var newChild = org.eclipse.swt.LinkUtil._createLabel( widget, uText );
72	newChild.setUserData( "index", index );
73	newChild.setAppearance( "link-href" );
74	newChild.setWrap( false );
75	widget.add( newChild );
76	var tabIndex = widget.getUserData( "nextTabIndex" );
77	newChild.setTabIndex( tabIndex++ );
78	widget.setUserData( "nextTabIndex", tabIndex );
79	newChild.addEventListener( "mousedown",
80	org.eclipse.swt.LinkUtil._onMouseDown,
81	newChild );
82	newChild.addEventListener( "keydown",
83	org.eclipse.swt.LinkUtil._onKeyDown,
84	newChild );
85	}
86	},
87
88	_createLabel : function( parent, text ) {
89	// replace spaces with nbsp
90	var replaced = text.replace( /\s/g, " " );
91	var label = new qx.ui.basic.Label( replaced, null, "html" );
92	return label;
93	},
94
95	_onMouseDown : function( evt ) {
96	var parent = this.getParent();
97	if( parent.getUserData( "widgetSelectedListener" ) ) {
98	var req = org.eclipse.swt.Request.getInstance();
99	var wm = org.eclipse.swt.WidgetManager.getInstance();
100	var id = wm.findIdByWidget( parent );
101	var index = this.getUserData( "index" );
102	req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
103	req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
104	req.send();
105	}
106	},
107
108	_onKeyDown : function( evt ) {
109	var keyId = evt.getKeyIdentifier();
110	if ( keyId == "Enter" ) {
111	var parent = this.getParent();
112	if( parent.getUserData( "widgetSelectedListener" ) ) {
113	var req = org.eclipse.swt.Request.getInstance();
114	var wm = org.eclipse.swt.WidgetManager.getInstance();
115	var id = wm.findIdByWidget( parent );
116	var index = this.getUserData( "index" );
117	req.addEvent( "org.eclipse.swt.events.widgetSelected", id );
118	req.addEvent( "org.eclipse.swt.events.widgetSelected.index", index );
119	req.send();
120	}
121	}
122	},
123
124	_onTabIndexChange : function( evt ) {
125	var tabIndex = evt.getValue();
126	if( tabIndex >= 0 ) {
127	var target = evt.getCurrentTarget();
128	var children = target.getChildren();
129	for( var i = 0; i < children.length; i++ ) {
130	child = children[ i ];
131	child.setTabIndex( tabIndex++ );
132	}
133	target.setUserData( "nextTabIndex", tabIndex );
134	target.setTabIndex( -1 );
135	}
136	}
137	}
138	});