Package com.google.gwt.user.client.ui

Examples of com.google.gwt.user.client.ui.ListBox

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  public void onModuleLoad() {
    AbsolutePanel panel = new AbsolutePanel();
    panel.setSize("100%", "100%");
    // list of sld's
    final ListBox sldList = new ListBox();
    sldList.setVisibleItemCount(5);

    // label
    final Label nameLabel = new Label("<name of layer>");

    panel.add(sldList, 100, 100);
    panel.add(nameLabel, 100, 300);

    // Add it to the root panel.
    RootPanel.get().add(panel);

    final SldGwtServiceAsync service = GWT.create(SldGwtService.class);
    ServiceDefTarget endpoint = (ServiceDefTarget) service;
    endpoint.setServiceEntryPoint(GWT.getHostPageBaseURL() + "d/sld");
    service.findAll(new AsyncCallback<List<String>>() {

      public void onSuccess(List<String> result) {
        GWT.log("got " + result.size() + " SLDs");
        for (String name : result) {
          sldList.addItem(name);
        }
      }

      public void onFailure(Throwable caught) {
        GWT.log("could not access SLDs", caught);
      }
    });
    sldList.addChangeHandler(new ChangeHandler() {

      public void onChange(ChangeEvent event) {
        int index = sldList.getSelectedIndex();
        if (index >= 0) {
          String name = sldList.getItemText(index);
          service.findByName(name, new AsyncCallback<StyledLayerDescriptorInfo>() {

            public void onSuccess(StyledLayerDescriptorInfo sld) {
              if (!sld.getChoiceList().isEmpty()) {
                StyledLayerDescriptorInfo.ChoiceInfo info = sld.getChoiceList().iterator().next();
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    //Actual drop-down
    private Widget getDropDown() {

        String selected = "";
        String selectedText = "";
        box = new ListBox();

        box.addItem( constants.noCEPWindow(),
                     "" );
        for ( int i = 0; i < operators.size(); i++ ) {
            String op = operators.get( i );
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                // we have a blank slate..
                // have to give them a choice
                root.add( choice() );
            } else {
                if ( methodParameter.nature == FieldNature.TYPE_VARIABLE ) {
                    ListBox list = boundVariable( methodParameter );
                    root.add( list );
                } else {
                    TextBox box = boundTextBox( this.methodParameter );
                    root.add( box );
                }
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    private ListBox boundVariable(final FieldNature c) {
        /*
         * If there is a bound variable that is the same type of the current
         * variable type, then propose a list
         */
        ListBox listVariable = new ListBox();
        List<String> vars = model.getModel().getLHSBoundFacts();
        for ( String v : vars ) {
            FactPattern factPattern = model.getModel().getLHSBoundFact( v );
            if ( factPattern.getFactType().equals( this.methodParameter.type ) ) {
                // First selection is empty
                if ( listVariable.getItemCount() == 0 ) {
                    listVariable.addItem( "..." );
                }

                listVariable.addItem( v );
            }
        }
        /*
         * add the bound variable of the rhs
         */
        List<String> vars2 = model.getModel().getRHSBoundFacts();
        for ( String v : vars2 ) {
            ActionInsertFact factPattern = model.getModel().getRHSBoundFact( v );
            if ( factPattern.factType.equals( this.methodParameter.type ) ) {
                // First selection is empty
                if ( listVariable.getItemCount() == 0 ) {
                    listVariable.addItem( "..." );
                }
                listVariable.addItem( v );
            }
        }
        if ( methodParameter.value.equals( "=" ) ) {
            listVariable.setSelectedIndex( 0 );
        } else {
            for ( int i = 0; i < listVariable.getItemCount(); i++ ) {
                if ( listVariable.getItemText( i ).equals( methodParameter.value ) ) {
                    listVariable.setSelectedIndex( i );
                }
            }
        }
        if ( listVariable.getItemCount() > 0 ) {

            listVariable.addChangeHandler( new ChangeHandler() {

                public void onChange(ChangeEvent event) {
                    ListBox w = (ListBox) event.getSource();
                    methodParameter.value = w.getValue( w.getSelectedIndex() );
                    if ( onValueChangeCommand != null ) {
                        onValueChangeCommand.execute();
                    }
                    makeDirty();
                    refresh();
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    /**
     * Pops up the fact selector.
     */
    protected void showSourcePatternSelector(final Widget w) {
        final ListBox box = new ListBox();
        SuggestionCompletionEngine completions = this.getModeller().getSuggestionCompletions();
        String[] facts = completions.getFactTypes();

        box.addItem(constants.Choose());
        for (int i = 0; i < facts.length; i++) {
            box.addItem(facts[i]);
        }
        box.setSelectedIndex(0);

        final FormStylePopup popup = new FormStylePopup();
        popup.setTitle(constants.NewFactPattern());
        popup.addAttribute(constants.chooseFactType(),
                box);
        box.addChangeHandler(new ChangeHandler() {

            public void onChange(ChangeEvent event) {
                getFromAccumulatePattern().setSourcePattern(new FactPattern(box.getItemText(box.getSelectedIndex())));
                setModified(true);
                getModeller().refreshWidget();
                popup.hide();            }
        });

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    private ListBox assetList;
    private String format;

    public GlobalAreaAssetSelector(String formatToImport) {
        assetList = new ListBox();
        if(formatToImport == null) {
            //default format
            this.format = AssetFormats.BUSINESS_RULE;
        } else {
            this.format = formatToImport;
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    }

    public RulePackageSelector(boolean loadGlobalArea) {
        this.loadGlobalArea = loadGlobalArea;

        packageList = new ListBox();

        Scheduler scheduler = Scheduler.get();

        scheduler.scheduleDeferred( new ScheduledCommand() {
            public void execute() {
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        this.packageUUID = pacakgeUUID;
        this.assetName = assetName;
        this.currentVersion = currentVersion;

        VerticalPanel verticalPanel = new VerticalPanel();
        versionChooser = new ListBox();
        loadHistoryData();
        verticalPanel.add(versionChooser);

        Button open = new Button( "View selected version" );
        open.addClickHandler( new ClickHandler() {
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            data.getFlexCellFormatter().setAlignment( i,
                                                      1,
                                                      HasHorizontalAlignment.ALIGN_RIGHT,
                                                      HasVerticalAlignment.ALIGN_MIDDLE );

            final ListBox b = new ListBox();
            b.addItem( constants.firedAtLeastOnce(),
                       "y" );
            b.addItem( constants.didNotFire(),
                       "n" );
            b.addItem( constants.firedThisManyTimes(),
                       "e" );
            final TextBox num = new TextBox();
            num.setVisibleLength( 5 );

            if ( v.getExpectedFire() != null ) {
                b.setSelectedIndex( (v.getExpectedFire().booleanValue()) ? 0 : 1 );
                num.setVisible( false );
            } else {
                b.setSelectedIndex( 2 );
                String xc = (v.getExpectedCount() != null) ? "" + v.getExpectedCount().intValue() : "0";
                num.setText( xc );
            }

            b.addChangeHandler( new ChangeHandler() {
                public void onChange(ChangeEvent event) {
                    String s = b.getValue( b.getSelectedIndex() );
                    if ( s.equals( "y" ) || s.equals( "n" ) ) {
                        num.setVisible( false );
                        v.setExpectedFire( (s.equals( "y" )) ? Boolean.TRUE : Boolean.FALSE );
                        v.setExpectedCount( null );
                    } else {
                        num.setVisible( true );
                        v.setExpectedFire( null );
                        num.setText( "1" );
                        v.setExpectedCount( new Integer( 1 ) );
                    }
                }
            } );

            b.addItem( constants.ChooseDotDotDot() );

            num.addChangeHandler( new ChangeHandler() {
                public void onChange(ChangeEvent event) {
                    v.setExpectedCount( new Integer( num.getText() ) );
                }
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        if ( this.readOnly ) {
            return new SmallLabel( this.constraint.getValue() );
        }

        final ListBox box = new ListBox();
        box.addItem( constants.Choose() );

        List<String> bindingsInScope = this.model.getBoundVariablesInScope( this.constraint );
        List<String> applicableBindingsInScope = getApplicableBindingsInScope( bindingsInScope );
        for ( String var : applicableBindingsInScope ) {
            box.addItem( var );
            if ( this.constraint.getValue() != null && this.constraint.getValue().equals( var ) ) {
                box.setSelectedIndex( box.getItemCount() - 1 );
            }
        }

        box.addChangeHandler( new ChangeHandler() {

            public void onChange(ChangeEvent event) {
                executeOnValueChangeCommand();
                int selectedIndex = box.getSelectedIndex();
                if ( selectedIndex > 0 ) {
                    constraint.setValue( box.getItemText( selectedIndex ) );
                } else {
                    constraint.setValue( null );
                }
            }
        } );
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