DataTable - Selection

There are various ways to select rows from the datatable.

Documentation
Basic
IdYearBrandColor
da64b9271979AudiBlack
01babb092006JaguarYellow
1cb79d6e1974RenaultOrange
62321c171973HondaBlack
07a4e7631978FiatGreen
9ced0e5b1979BMWYellow
5c2041152006HondaGreen
5080013d1970HondaBlack
ac6887971995VolvoRed
1eb66ddd1986VolkswagenWhite
Single with Row Click
IdYearBrandColor
d7e550551993MercedesMaroon
e391074c1989HondaYellow
c6ea5f212002FiatRed
82269a8b1986AudiBlack
dd1dcf0c1999AudiSilver
cc207e3e1969AudiMaroon
9d7acd7c1994FordBlack
8f65c40c1969MercedesSilver
d3feaeb21985BMWBlue
081eccd71973BMWOrange
Select Events
IdYearBrandColor
d0c6ad561993BMWBlue
155226971988BMWBrown
a73b86091966AudiBrown
9aa1ef4e1989FordMaroon
6967438c1964FiatYellow
3acd16911970RenaultMaroon
6320cb511991VolkswagenBlue
d98c86672004VolvoOrange
6d18aee01962HondaBlack
4cccef851972JaguarWhite
Multiple with Meta and Shift keys
IdYearBrandColor
8aa22ded1993BMWWhite
76272d011975MercedesGreen
9850d9621975BMWWhite
bbea14591972FordBlack
db9c72502001VolvoBlack
7c80c3b11997BMWMaroon
f3aecc0c2003VolkswagenSilver
0b16c7a31976FiatRed
d717eed71965FiatWhite
b975ed152004AudiGreen
RadioButton
IdYearBrandColor
0badecb31999MercedesBlack
f0ccf2682005VolkswagenRed
a6312a121960FiatOrange
317150e92003MercedesRed
842f4a041975HondaBlue
c03dfe891988HondaOrange
9b0e1b331980HondaMaroon
b4163e111963BMWGreen
048143ec1972AudiBlack
4015ed9a2004HondaBrown
Checkbox
IdYearBrandColor
f6c3be451973VolvoBlack
a25a22f11997VolvoOrange
bfdb21571981HondaRed
7be42e321996VolvoRed
6335cb2e2008RenaultMaroon
b3fceb0b1979BMWYellow
91b2c1692006RenaultMaroon
5059a4861961MercedesBlue
9ca3e77c1981FordWhite
fb9e10bc1986VolkswagenGreen
Car Info
Selected Cars
<style type="text/css">
    .value {
        font-weight: bold;
    }
    
    .ui-datatable {
        margin-bottom: 25px
    }
    
    .ui-datatable .ui-datatable-footer {
        text-align:left;
    }
    
    .ui-datalist ul {
        padding: 0 0 0 10px;
        margin: 5px 0;
    }
    
    .ui-datatable .ui-button-icon-only .ui-button-text {
        padding: 0;
        line-height: 1.2;
    }
</style>


<h:form id="form">
    <p:growl id="msgs" showDetail="true" skipDetailIfEqualsSummary="true" />

    <p:dataTable id="basicDT" var="car" value="#{dtSelectionView.cars1}">
        <f:facet name="header">
            Basic
        </f:facet>
        <p:column headerText="Id">
            <h:outputText value="#{car.id}" />
        </p:column>
        <p:column headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>
        <p:column headerText="Brand">
            <h:outputText value="#{car.brand}" />
        </p:column>
        <p:column headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
        <p:column style="width:32px;text-align: center">
             <p:commandButton update=":form:carDetail" oncomplete="PF('carDialog').show()" icon="pi pi-search" title="View">
                <f:setPropertyActionListener value="#{car}" target="#{dtSelectionView.selectedCar}" />
            </p:commandButton>
        </p:column>
    </p:dataTable>
    
    <p:dataTable id="singleDT" var="car" value="#{dtSelectionView.cars2}" selectionMode="single" selection="#{dtSelectionView.selectedCar}" rowKey="#{car.id}">
        <f:facet name="header">
            Single with Row Click
        </f:facet>
        <p:column headerText="Id">
            <h:outputText value="#{car.id}" />
        </p:column>
        <p:column headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>
        <p:column headerText="Brand">
            <h:outputText value="#{car.brand}" />
        </p:column>
        <p:column headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
        <f:facet name="footer">
            <p:commandButton process="singleDT" update=":form:carDetail" icon="pi pi-search" value="View" oncomplete="PF('carDialog').show()" />
        </f:facet>
    </p:dataTable>
    
    <p:dataTable id="eventsDT" var="car" value="#{dtSelectionView.cars3}" selectionMode="single" selection="#{dtSelectionView.selectedCar}" rowKey="#{car.id}">
        <f:facet name="header">
            Select Events
        </f:facet>
        <p:ajax event="rowSelect" listener="#{dtSelectionView.onRowSelect}" update=":form:msgs" />
        <p:ajax event="rowUnselect" listener="#{dtSelectionView.onRowUnselect}" update=":form:msgs" />
        <p:column headerText="Id">
            <h:outputText value="#{car.id}" />
        </p:column>
        <p:column headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>
        <p:column headerText="Brand">
            <h:outputText value="#{car.brand}" />
        </p:column>
        <p:column headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
    </p:dataTable>
    
    <p:dataTable id="multipleDT" var="car" value="#{dtSelectionView.cars4}" selectionMode="multiple" selection="#{dtSelectionView.selectedCars}" rowKey="#{car.id}">
        <f:facet name="header">
            Multiple with Meta and Shift keys
        </f:facet>
        <p:column headerText="Id">
            <h:outputText value="#{car.id}" />
        </p:column>
        <p:column headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>
        <p:column headerText="Brand">
            <h:outputText value="#{car.brand}" />
        </p:column>
        <p:column headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
        <f:facet name="footer">
            <p:commandButton process="multipleDT" update=":form:multiCarDetail" icon="pi pi-search" value="View" oncomplete="PF('multiCarDialog').show()" />
        </f:facet>
    </p:dataTable>
    
    <p:dataTable id="radioDT" var="car" value="#{dtSelectionView.cars5}" selection="#{dtSelectionView.selectedCar}" rowKey="#{car.id}">
        <f:facet name="header">
            RadioButton
        </f:facet>
        <p:column selectionMode="single" style="width:16px;text-align:center"/>
        <p:column headerText="Id">
            <h:outputText value="#{car.id}" />
        </p:column>
        <p:column headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>
        <p:column headerText="Brand">
            <h:outputText value="#{car.brand}" />
        </p:column>
        <p:column headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
        <f:facet name="footer">
            <p:commandButton process="radioDT" update=":form:carDetail" icon="pi pi-search" value="View" oncomplete="PF('carDialog').show()" />
        </f:facet>
    </p:dataTable>
    
    <p:dataTable id="checkboxDT" var="car" value="#{dtSelectionView.cars6}" selection="#{dtSelectionView.selectedCars}" rowKey="#{car.id}" style="margin-bottom:0">
        <f:facet name="header">
            Checkbox
        </f:facet>
        <p:column selectionMode="multiple" style="width:16px;text-align:center"/>
        <p:column headerText="Id">
            <h:outputText value="#{car.id}" />
        </p:column>
        <p:column headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>
        <p:column headerText="Brand">
            <h:outputText value="#{car.brand}" />
        </p:column>
        <p:column headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
        <f:facet name="footer">
            <p:commandButton process="checkboxDT" update=":form:multiCarDetail" icon="pi pi-search" value="View" oncomplete="PF('multiCarDialog').show()" />
        </f:facet>
    </p:dataTable>
    
    <p:dialog header="Car Info" widgetVar="carDialog" modal="true" showEffect="fade" hideEffect="fade" resizable="false">
        <p:outputPanel id="carDetail" style="text-align:center;">
            <p:panelGrid  columns="2" rendered="#{not empty dtSelectionView.selectedCar}" columnClasses="label,value">
                <f:facet name="header">
                    <p:graphicImage name="demo/images/car/#{dtSelectionView.selectedCar.brand}-big.gif"/> 
                </f:facet>
                
                <h:outputText value="Id:" />
                <h:outputText value="#{dtSelectionView.selectedCar.id}" />

                <h:outputText value="Year" />
                <h:outputText value="#{dtSelectionView.selectedCar.year}" />

                <h:outputText value="Color:" />
                <h:outputText value="#{dtSelectionView.selectedCar.color}" style="color:#{dtSelectionView.selectedCar.color}"/>
            
                <h:outputText value="Price" />
                <h:outputText value="$#{dtSelectionView.selectedCar.price}" />
            </p:panelGrid>
        </p:outputPanel>
    </p:dialog>
    
    <p:dialog header="Selected Cars" widgetVar="multiCarDialog" modal="true" showEffect="fade" hideEffect="fade" resizable="false" width="220">
        <p:outputPanel id="multiCarDetail" style="text-align:center;">
            <ui:repeat value="#{dtSelectionView.selectedCars}" var="car">
                <h:outputText value="#{car.id} - #{car.brand}" style="display:block"/>
            </ui:repeat>
        </p:outputPanel>
    </p:dialog>
</h:form>

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