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// This Source Code is in the Public Domain per: http://litesoft.org/License.txt |
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package org.litesoft.GWT.client.widgets; |
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import org.litesoft.GWT.client.widgets.nonpublic.*; |
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import com.google.gwt.user.client.*; |
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public class Spacer extends AbstractBrowserEventListenableWidget |
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{ |
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private String mHeightSet = null; |
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private String mWidthSet = null; |
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public Spacer() |
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{ |
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setElement( DOM.createImg() ); |
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CommonElementHelper.setImgSrc( getElement(), TransparentImage.URL ); |
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//noinspection GWTStyleCheck |
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setStyleName( "LayoutSpacer" ); |
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} |
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public Spacer( int pWidthAndHeight ) |
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{ |
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this(); |
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width( pWidthAndHeight ); |
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height( pWidthAndHeight ); |
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} |
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/** |
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* Calling this method eliminates the ability to set width via css class |
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*/ |
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public Spacer width( int pPixels ) |
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{ |
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String newWidth = "" + pPixels; |
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if ( !newWidth.equals( mWidthSet ) ) |
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{ |
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setWidth( mWidthSet = newWidth ); |
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} |
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return (mHeightSet != null) ? this : height( 1 ); |
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} |
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/** |
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* Calling this method eliminates the ability to set height via css class |
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*/ |
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public Spacer height( int pPixels ) |
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{ |
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String newHeight = "" + pPixels; |
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if ( !newHeight.equals( mHeightSet ) ) |
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{ |
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setHeight( mHeightSet = newHeight ); |
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} |
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return (mWidthSet != null) ? this : width( 1 ); |
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} |
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public Spacer style( String pStyle ) |
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{ |
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addStyleName( pStyle ); |
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return this; |
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} |
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} |
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package org.litesoft.GWT.client.widgets; |
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import org.litesoft.core.util.*; |
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import com.google.gwt.dom.client.Style.*; |
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import com.google.gwt.user.client.ui.*; |
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public class Spacer extends Composite |
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{ |
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private static final String BLANK_TEXT = " "; |
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public Spacer( int pWidth, int pHeight ) |
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{ |
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HTML widget = new HTML( BLANK_TEXT ); |
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widget.getElement().getStyle().setOverflow( Overflow.HIDDEN ); |
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initWidget( widget ); |
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//noinspection GWTStyleCheck |
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setStyleName( "LayoutSpacer" ); |
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width( pWidth ); |
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height( pHeight ); |
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} |
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public Spacer( int pWidthAndHeight ) |
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{ |
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this( pWidthAndHeight, pWidthAndHeight ); |
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} |
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public Spacer() |
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{ |
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this( 1 ); |
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} |
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/** |
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* add a style "classname", and allow chaining calls. |
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* |
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* @param pStyle "classname" |
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* |
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* @return this |
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*/ |
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public Spacer style( String pStyle ) |
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{ |
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if ( null != (pStyle = UtilsCommon.noEmpty( pStyle )) ) |
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{ |
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addStyleName( pStyle ); |
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} |
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return this; |
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} |
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/** |
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* Set the width, and allow chaining calls. |
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*/ |
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public Spacer width( String pWidth ) |
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if ( pWidth != null ) |
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{ |
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setWidth( pWidth ); |
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} |
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return this; |
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} |
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/** |
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* Set the height, and allow chaining calls. |
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*/ |
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public Spacer height( String pHeight ) |
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{ |
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if ( pHeight != null ) |
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{ |
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setHeight( pHeight ); |
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} |
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return this; |
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} |
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/** |
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* Set the width & height, and allow chaining calls. |
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*/ |
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public Spacer size( String pSize ) |
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{ |
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return width( pSize ).height( pSize ); |
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} |
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/** |
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* Set the width, and allow chaining calls. |
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*/ |
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public Spacer width( int pWidth ) |
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{ |
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return width( convertSizePositive( pWidth ) ); |
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} |
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/** |
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* Set the height, and allow chaining calls. |
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*/ |
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public Spacer height( int pHeight ) |
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{ |
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return height( convertSizePositive( pHeight ) ); |
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} |
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/** |
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* Set the width & height, and allow chaining calls. |
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*/ |
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public Spacer size( int pSize ) |
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{ |
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return size( convertSizePositive( pSize ) ); |
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} |
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private static String convertSizePositive( int pSize ) |
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{ |
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return (pSize > 0) ? String.valueOf( pSize ) : null; |
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} |
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} |