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rwt.widgets.TabItem.js Maven / Gradle / Ivy
The Rich Ajax Platform lets you build rich, Ajax-enabled Web applications.
/*******************************************************************************
* Copyright (c) 2004, 2012 1&1 Internet AG, Germany, http://www.1und1.de,
* and EclipseSource
*
* 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:
* 1&1 Internet AG and others - original API and implementation
* EclipseSource - adaptation for the Eclipse Rich Ajax Platform
******************************************************************************/
/**
* @appearance tab-view-button
* @state checked Set by {@link #checked}
* @state over
*/
rwt.qx.Class.define( "rwt.widgets.TabItem", {
extend : rwt.widgets.base.Atom,
construct : function( vText, vIcon, vIconWidth, vIconHeight, vFlash ) {
this.base( arguments, vText, vIcon, vIconWidth, vIconHeight, vFlash );
this.initChecked();
this.initTabIndex();
this.addEventListener("mouseover", this._onmouseover);
this.addEventListener("mouseout", this._onmouseout);
this.addEventListener("mousedown", this._onmousedown);
this.addEventListener("keydown", this._onkeydown);
this.addEventListener("keypress", this._onkeypress);
},
events: {
"closetab" : "rwt.event.Event"
},
properties : {
appearance : {
refine : true,
init : "tab-view-button"
},
/** default Close Tab Button */
showCloseButton : {
check : "Boolean",
init : false,
apply : "_applyShowCloseButton",
event : "changeShowCloseButton"
},
/** Close Tab Icon */
closeButtonImage : {
check : "String",
init : "icon/16/actions/dialog-cancel.png",
apply : "_applyCloseButtonImage"
},
tabIndex : {
refine : true,
init : 1
},
/** If this tab is the currently selected/active one */
checked : {
check :"Boolean",
init : false,
apply : "_applyChecked",
event : "changeChecked"
},
/** The attached page of this tab */
page : {
check : "rwt.widgets.base.TabFolderPage",
apply : "_applyPage",
nullable : true
},
/** The assigned rwt.widgets.util.RadioManager which handles the switching between registered buttons */
manager : {
check : "rwt.widgets.util.RadioManager",
nullable : true,
apply : "_applyManager"
},
/**
* The name of the radio group. All the radio elements in a group (registered by the same manager)
* have the same name (and could have a different value).
*/
name : {
check : "String",
apply : "_applyName"
}
},
members : {
/**
* TODOC
*
* @type member
* @param e {Event} TODOC
* @return {void}
*/
_onkeydown : function( e ) {
var identifier = e.getKeyIdentifier();
if( identifier == "Enter" || identifier == "Space" ) {
// there is no toggeling, just make it checked
this.setChecked( true );
}
},
/**
* TODOC
*
* @type member
* @param e {Event} TODOC
* @return {void}
*/
_onkeypress : function( e ) {
switch( e.getKeyIdentifier() ) {
case "Left":
var vPrev = this.getPreviousActiveSibling();
if ( vPrev && vPrev != this ) {
// we want to enable the outline border, because
// the user used the keyboard for activation
delete rwt.widgets.util.FocusHandler.mouseFocus;
// focus previous tab
vPrev.setFocused(true);
// and naturally make it also checked
vPrev.setChecked(true);
}
break;
case "Right":
var vNext = this.getNextActiveSibling();
if( vNext && vNext != this ) {
// we want to enable the outline border, because
// the user used the keyboard for activation
delete rwt.widgets.util.FocusHandler.mouseFocus;
// focus next tab
vNext.setFocused(true);
// and naturally make it also checked
vNext.setChecked(true);
}
break;
}
},
/**
* TODOC
*
* @type member
* @param e {Event} TODOC
* @return {void}
*/
_ontabclose : function( e ) {
this.createDispatchDataEvent( "closetab", this );
e.stopPropagation();
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
*/
_applyShowCloseButton : function( value, old ) {
// if no image exists, then create one
if( !this._closeButtonImage ) {
this._closeButtonImage = new rwt.widgets.base.Image( this.getCloseButtonImage() );
}
if( value ) {
this._closeButtonImage.addEventListener( "click", this._ontabclose, this );
this.add( this._closeButtonImage );
} else {
this.remove( this._closeButtonImage );
this._closeButtonImage.removeEventListener( "click", this._ontabclose, this );
}
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
*/
_applyCloseButtonImage : function( value, old ) {
if( this._closeButtonImage ) {
this._closeButtonImage.setSource( value );
}
},
/**
* TODOC
*
* @type member
* @return {void}
*/
_renderAppearance : function() {
if( this.getView() ) {
if( this.isFirstVisibleChild() ) {
this.addState( "firstChild" );
} else {
this.removeState( "lastChild" );
}
if( this.isLastVisibleChild() ) {
this.addState( "lastChild" );
} else {
this.removeState( "lastChild" );
}
if( this.getView().getAlignTabsToLeft() ) {
this.addState( "alignLeft" );
} else {
this.removeState( "alignLeft" );
}
if( !this.getView().getAlignTabsToLeft() ) {
this.addState( "alignRight" );
} else {
this.removeState( "alignRight" );
}
if( this.getView().getPlaceBarOnTop() ) {
this.addState( "barTop" );
} else {
this.removeState( "barTop" );
}
if( !this.getView().getPlaceBarOnTop() ) {
this.addState( "barBottom" );
} else {
this.removeState( "barBottom" );
}
}
this.base( arguments );
},
/**
* TODOC
*
* @type member
* @return {var} TODOC
*/
getView : function() {
var pa = this.getParent();
return pa ? pa.getParent() : null;
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
*/
_applyManager : function( value, old ) {
if( old ) {
old.remove( this );
}
if( value ) {
value.add( this );
}
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
* @return {var} TODOC
*/
_applyParent : function( value, old ) {
this.base( arguments, value, old );
if ( old ) {
old.getManager().remove( this );
}
if( value ) {
value.getManager().add( this );
}
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
*/
_applyPage : function( value, old ) {
if( old ) {
old.setButton( null );
}
if( value ) {
value.setButton( this );
if( this.getChecked() ) {
value.show();
} else {
value.hide();
}
}
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
*/
_applyChecked : function( value, old )
{
if( this._hasParent ) {
var vManager = this.getManager();
if( vManager ) {
vManager.handleItemChecked(this, value);
}
}
if( value ) {
this.addState( "checked" );
} else {
this.removeState( "checked" );
}
var vPage = this.getPage();
if( vPage ) {
if( this.getChecked() ) {
vPage.show();
} else {
vPage.hide();
}
}
this.setZIndex( value ? 1 : 0 );
},
/**
* TODOC
*
* @type member
* @param value {var} Current value
* @param old {var} Previous value
*/
_applyName : function( value, old ) {
if( this.getManager() ) {
this.getManager().setName(value);
}
},
/**
* TODOC
*
* @type member
* @param e {Event} TODOC
* @return {void}
*/
_onmousedown : function( e ) {
this.setChecked( true );
},
/**
* TODOC
*
* @type member
* @param e {Event} TODOC
* @return {void}
*/
_onmouseover : function( e ) {
this.addState( "over" );
},
/**
* TODOC
*
* @type member
* @param e {Event} TODOC
* @return {void}
*/
_onmouseout : function( e ) {
this.removeState( "over" );
}
},
destruct : function() {
this._disposeObjects( "_closeButtonImage" );
}
} );
