org.kie.uberfire.client.common.FormStyleLayout Maven / Gradle / Ivy
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/*
* Copyright 2012 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.kie.uberfire.client.common;
import java.util.Iterator;
import com.google.gwt.resources.client.ImageResource;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.HasWidgets;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.Widget;
/**
* This form style class is to be extended to provide "form style" dialogs (eg
* in a popup).
*/
public class FormStyleLayout extends Composite implements HasWidgets {
private FlexTable layout = new FlexTable();
private FlexCellFormatter formatter = layout.getFlexCellFormatter();
private int numInLayout = 0;
/**
* Create a new layout with a header and and icon.
*/
public FormStyleLayout( ImageResource image,
String title ) {
addHeader( image,
title );
initWidget( layout );
}
/**
* Create a new layout with a header and and icon.
*/
public FormStyleLayout( Image image,
String title ) {
addHeader( image,
title );
initWidget( layout );
}
/**
* This has no header
*/
public FormStyleLayout() {
initWidget( layout );
}
/**
* Clears the layout table.
*/
public void clear() {
numInLayout = 0;
this.layout.clear();
}
/**
* Add a widget to the "form"
* @param lbl The label displayed in column 0
* @param editor The Widget displayed in column 1
* @return Index of row created
*/
public int addAttribute( String lbl,
IsWidget editor ) {
int row = numInLayout;
HTML label = new HTML( "" + lbl + "" );
layout.setWidget( numInLayout,
0,
label );
formatter.setAlignment( numInLayout,
0,
HasHorizontalAlignment.ALIGN_RIGHT,
HasVerticalAlignment.ALIGN_MIDDLE );
layout.setWidget( numInLayout,
1,
editor );
formatter.setAlignment( numInLayout,
1,
HasHorizontalAlignment.ALIGN_LEFT,
HasVerticalAlignment.ALIGN_MIDDLE );
numInLayout++;
return row;
}
/**
* Add a widget to the "form"
* @param lbl The label displayed in column 0
* @param editor The Widget displayed in column 1
* @param isVisible Is the new row visible
* @return Index of row created
*/
public int addAttribute( String lbl,
Widget editor,
boolean isVisible ) {
int rowIndex = addAttribute( lbl,
editor );
setAttributeVisibility( rowIndex,
isVisible );
return rowIndex;
}
/**
* Add a widget to the "form" across an entire row
* @param w The Widget displayed in column 1
* @return Index of row created
*/
public int addRow( Widget w ) {
int row = numInLayout;
layout.setWidget( numInLayout,
0,
w );
formatter.setColSpan( numInLayout,
0,
2 );
numInLayout++;
return row;
}
/**
* Set the visibility of an Attribute
* @param row
* @param isVisible
*/
public void setAttributeVisibility( int row,
boolean isVisible ) {
layout.getWidget( row,
0 ).setVisible( isVisible );
layout.getWidget( row,
1 ).setVisible( isVisible );
}
/**
* Adds a header at the top.
*/
protected void addHeader( ImageResource image,
String title ) {
HTML name = new HTML( "" + title + "" );
name.setStyleName( "resource-name-Label" );
doHeader( image,
name );
}
/**
* Adds a header at the top.
*/
protected void addHeader( Image image,
String title ) {
HTML name = new HTML( "" + title + "" );
name.setStyleName( "resource-name-Label" );
doHeader( image,
name );
}
private void doHeader( ImageResource imageResource,
Widget title ) {
Image image;
if ( imageResource == null ) {
image = new Image();
} else {
image = new Image( imageResource );
}
layout.setWidget( 0,
0,
image );
formatter.setAlignment( 0,
0,
HasHorizontalAlignment.ALIGN_LEFT,
HasVerticalAlignment.ALIGN_MIDDLE );
layout.setWidget( 0,
1,
title );
numInLayout++;
}
private void doHeader( Image image,
Widget title ) {
if ( image.getAltText() == null ) {
image.setAltText( "" );
}
layout.setWidget( 0,
0,
image );
formatter.setAlignment( 0,
0,
HasHorizontalAlignment.ALIGN_LEFT,
HasVerticalAlignment.ALIGN_MIDDLE );
layout.setWidget( 0,
1,
title );
numInLayout++;
}
protected void addHeader( ImageResource image,
String title,
Widget titleIcon ) {
HTML name = new HTML( "" + title + "" );
name.setStyleName( "resource-name-Label" );
HorizontalPanel horiz = new HorizontalPanel();
horiz.add( name );
horiz.add( titleIcon );
doHeader( image,
horiz );
}
public void setFlexTableWidget( int row,
int col,
Widget widget ) {
layout.setWidget( row,
col,
widget );
}
public int getNumAttributes() {
return numInLayout;
}
@Override
public void add( Widget w ) {
throw new UnsupportedOperationException( "Use one of the addHeader(), addAttribute() or addRow() methods." );
}
@Override
public Iterator iterator() {
return layout.iterator();
}
@Override
public boolean remove( Widget w ) {
throw new UnsupportedOperationException();
}
}
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