ElementList.java

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package com.arcle.rmt.superwaba.vc;

import waba.ui.ListBox;
import waba.ui.Event;
import waba.ui.ControlEvent;

import com.arcle.rmt.superwaba.ui.ListForm;
import com.arcle.rmt.superwaba.framework.View;
import com.arcle.rmt.superwaba.framework.Model;
import com.arcle.rmt.superwaba.model.Document;
import com.arcle.rmt.superwaba.vc.ElementListController;
import com.arcle.rmt.rqml.RQMLFirstClass;

public abstract class ElementList extends ListForm implements View {

    public ElementList(ElementListController ctrl, String caption) {
        _controller = ctrl;
        this.caption = caption;
    }

    //-----------------------------------------------------------------------
    // Abstract Methods

    protected abstract int getElementCount();

    protected abstract RQMLFirstClass getElementAt(int i);

    //-----------------------------------------------------------------------
    // View implementations

    public void modelUpdated() {
        ListBox lb = getListBox();
        lb.removeAll();
        lb.add(getElements());
    }

    //-----------------------------------------------------------------------
    // Overridden Methods

    protected void initChildren() { }

    protected void initCompleted() {
        getController().viewInitialized(this);
    }


    public void onEvent(Event event) {
        ListBox lb = getListBox();
        switch (event.type) {
        case ControlEvent.PRESSED:
            if (event.target == lb) {
                int selected = lb.getSelectedIndex();
                RQMLFirstClass elem = getElementAt(selected);
                getController().cmdEditElement(elem);
                event.consumed  = true;
            }
        }
        if (!event.consumed) {
            super.onEvent(event);
        }
     }

    //-----------------------------------------------------------------------
    // Accessor Methods


    protected Document getDocument() {
        return getController().getDocument();
    }

    public ElementListController getController() {
        return _controller;
    }


    protected String[] getElements() {
        String[] titles = new String[getElementCount()];

        for (int i=0; i<titles.length; i++) {
            RQMLFirstClass elem = getElementAt(i);
            String id = elem.getID();
            String name = elem.getName().getString();
            titles[i] = id + " " + name;
        }

        return titles;
    }

    //-----------------------------------------------------------------------
    // Own Public methods

    public String getCaption() {
        return caption;
    }

    //-----------------------------------------------------------------------
    // Member Variables


    private String caption;

    private Document _document;

    private ElementListController _controller;
}

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