Typica/config/Windows/roastmanager.xml

<window id="newroasted">
    <layout type="vertical">
        <layout type="horizontal">
            <label>New Roasted Coffee:</label>
            <line id="name" />
            <button id="ok" type="push" name="Add New Coffee" />
        </layout>
        <layout type="horizontal">
            <layout type="vertical">
                <label>Current Items:</label>
                <sqldrop data="0" display="1" showdata="false" id="currentitems">
                    <query>SELECT id, name FROM items WHERE id IN (SELECT item FROM current_items) ORDER BY name</query>
                </sqldrop>
                <button id="remove" type="push" name="Remove Item" />
            </layout>
            <layout type="vertical">
                <label>Discontinued Items:</label>
                <sqldrop data="0" display="1" showdata="false" id="pastitems">
                    <query>SELECT id, name FROM items WHERE category = 'Coffee: Roasted' AND id NOT IN (SELECT item FROM current_items) ORDER BY name</query>
                </sqldrop>
                <button id="restore" type="push" name="Restore Item" />
            </layout>
        </layout>
    </layout>
    <program>
        <![CDATA[
            this.displayStatus("Ready.");
            var itemname = findChildObject(this, 'name');
            var newItemButton = findChildObject(this, 'ok');
            var window = this;
            var drop1 = findChildObject(this, 'currentitems');
            var drop2 = findChildObject(this, 'pastitems');
            var removeButton = findChildObject(this, 'remove');
            var restoreButton = findChildObject(this, 'restore');
            removeButton.clicked.connect(function() {
                var q = "DELETE FROM current_items WHERE item = :id";
                query = new QSqlQuery();
                query.prepare(q);
                query.bind(":id", drop1.currentData());
                query.exec();
                query = query.invalidate();
                drop1.clear();
                drop2.clear();
                drop1.addSqlOptions("SELECT id, name FROM items WHERE id IN (SELECT item FROM current_items) ORDER BY name");
                drop2.addSqlOptions("SELECT id, name FROM items WHERE category = 'Coffee: Roasted' AND id NOT IN (SELECT item FROM current_items) ORDER BY name");
                window.displayStatus("Item removed.");
            });
            restoreButton.clicked.connect(function() {
                var q = "INSERT INTO current_items (item) VALUES (:id)";
                query = new QSqlQuery();
                query.prepare(q);
                query.bind(":id", drop2.currentData());
                query.exec();
                query = query.invalidate();
                drop1.clear();
                drop2.clear();
                drop1.addSqlOptions("SELECT id, name FROM items WHERE id IN (SELECT item FROM current_items) ORDER BY name");
                drop2.addSqlOptions("SELECT id, name FROM items WHERE category = 'Coffee: Roasted' AND id NOT IN (SELECT item FROM current_items) ORDER BY name");
                window.displayStatus("Item restored.");
            });
            newItemButton.clicked.connect(function() {
                var q = "INSERT INTO items (id, name, reference, unit, quantity, category) VALUES (default, :name, NULL, 'lb', 0, 'Coffee: Roasted') RETURNING id";
                query = new QSqlQuery();
                query.prepare(q);
                query.bind(":name", itemname.text);
                query.exec();
                query.next();
                var i = query.value(0);
                q = "INSERT INTO current_items (item) VALUES(:id)";
                query.prepare(q);
                query.bind(":id", i);
                query.exec();
                query = query.invalidate();
                itemname.text = "";
                drop1.clear();
                drop2.clear();
                drop1.addSqlOptions("SELECT id, name FROM items WHERE id IN (SELECT item FROM current_items) ORDER BY name");
                drop2.addSqlOptions("SELECT id, name FROM items WHERE category = 'Coffee: Roasted' AND id NOT IN (SELECT item FROM current_items) ORDER BY name");
                window.displayStatus("Item added.");
            });
        ]]>
    </program>
</window>