Symantec Visual Cafe for Java 2.5/symantec-visual-cafe-2.5-database-dev-edition.iso/VCafe/prosrc.bin/GridBeanInfo.java

Java Source | 1998-03-18 | 7.2 KB | 207 lines

/*
 * @(#GridBeanInfo.java
 *
 * Copyright (c) 1997 Symantec Corporation. All Rights Reserved.
 *
 */

package symantec.itools.db.awt;

import java.beans.*;
import symantec.itools.beans.*;
import java.util.ResourceBundle;

/**
 *    BeanInfo for the Grid component.
 */
public class GridBeanInfo extends SimpleBeanInfo
{

    /**
     * Constructs a GridBeanInfo object.
     */
    public GridBeanInfo() {
    }

    /**
     * Gets BeanInfo for the superclass of this bean.
     * @return BeanInfo[] containing this bean's superclass BeanInfo
     */
    public BeanInfo[] getAdditionalBeanInfo() {
        try {
            java.util.Vector v = new java.util.Vector();
            BeanInfo[] rv;
            BeanInfo b;
            Class c = beanClass.getSuperclass();
            //we don't want to introspect the TableView class, nor the panel
            //and container class only 'higher' ones
            c = c.getSuperclass();
            c = c.getSuperclass();
            c = c.getSuperclass();

            while (c.isAssignableFrom(Object.class) != true) {
                b = Introspector.getBeanInfo(c);
                v.addElement(b);
                c = c.getSuperclass();
            }
            rv = new BeanInfo[v.size()];
            v.copyInto(rv);

            return rv;
        }
        catch (IntrospectionException e) { throw new Error(e.toString());}
    }

    /**
     * Gets the SymantecBeanDescriptor for this bean.
     * @return an object of type SymantecBeanDescriptor
     * @see symantec.itools.beans.SymantecBeanDescriptor
     */
    public BeanDescriptor getBeanDescriptor() {
        SymantecBeanDescriptor bd = new SymantecBeanDescriptor(beanClass);
        bd.setFolder("dbAWARE");
        bd.setToolbar("dbAWARE");
        bd.setWinHelp("0x12523");

        return (BeanDescriptor) bd;
    }

    // getIcon returns an image object which can be used by toolboxes, toolbars
    // to represent this bean. Icon images are in GIF format.
    /**
     * Gets an image that may be used to visually represent this bean
     * (in the toolbar, on a form, etc).
     * @param iconKind the type of icon desired, one of: BeanInfo.ICON_MONO_16x16,
     * BeanInfo.ICON_COLOR_16x16, BeanInfo.ICON_MONO_32x32, or BeanInfo.ICON_COLOR_32x32.
     * @return an image for this bean, always color even if requested monochrome
     * @see BeanInfo#ICON_MONO_16x16
     * @see BeanInfo#ICON_COLOR_16x16
     * @see BeanInfo#ICON_MONO_32x32
     * @see BeanInfo#ICON_COLOR_32x32
     */
    public java.awt.Image getIcon(int iconKind)
    {
        if (iconKind == BeanInfo.ICON_COLOR_16x16 ||
            iconKind == BeanInfo.ICON_MONO_16x16)
        {
            java.awt.Image img = loadImage("GridC16.gif");
            return img;
        }
        if (iconKind == BeanInfo.ICON_COLOR_32x32 ||
            iconKind == BeanInfo.ICON_MONO_32x32)
        {
            java.awt.Image img = loadImage("GridC32.gif");
            return img;
        }
        return null;
    }

    /**
     * Gets an empty MethodDescriptor array.
     * @return an empty array
     */
    public MethodDescriptor[] getMethodDescriptors() {
        return new MethodDescriptor[0];
    }

    // getPropertyDescriptors returns an array of PropertyDescriptors which describe
    // the editable properties of this bean.
    /**
     * Gets an array of descriptions of this bean's properties.
     * @return property descriptions for this bean
     */
    public PropertyDescriptor[] getPropertyDescriptors()
    {
        ResourceBundle prop = ResourceBundle.getBundle("symantec.itools.db.resources.PropBundle");

        try
        {
            PropertyDescriptor dataBinding = new PropertyDescriptor("dataBinding", beanClass);
            dataBinding.setBound(false);
            dataBinding.setConstrained(false);
            dataBinding.setDisplayName(prop.getString("dataBinding"));
            dataBinding.setPropertyEditorClass(symantec.itools.db.beans.binding.NameEditor.class);

            PropertyDescriptor columns = new PropertyDescriptor("columnsNumber", beanClass);
            columns.setBound(false);
            columns.setConstrained(false);
            columns.setDisplayName(prop.getString("columnsNumber"));

            PropertyDescriptor rows = new PropertyDescriptor("rowsNumber", beanClass);
            rows.setBound(false);
            rows.setConstrained(false);
            rows.setDisplayName(prop.getString("rowsNumber"));

            /*PropertyDescriptor appendButton = new PropertyDescriptor("appendButton", beanClass);
            appendButton.setBound(false);
            appendButton.setConstrained(false);
            appendButton.setDisplayName(prop.getString("appendButton"));*/

            PropertyDescriptor insertButton = new PropertyDescriptor("insertButton", beanClass);
            insertButton.setBound(false);
            insertButton.setConstrained(false);
            insertButton.setDisplayName(prop.getString("insertButton"));

            PropertyDescriptor gotoButton = new PropertyDescriptor("gotoButton", beanClass);
            gotoButton.setBound(false);
            gotoButton.setConstrained(false);
            gotoButton.setDisplayName(prop.getString("gotoButton"));

            PropertyDescriptor undoButton = new PropertyDescriptor("undoButton", beanClass);
            undoButton.setBound(false);
            undoButton.setConstrained(false);
            undoButton.setDisplayName(prop.getString("undoButton"));

            PropertyDescriptor restartButton = new PropertyDescriptor("restartButton", beanClass);
            restartButton.setBound(false);
            restartButton.setConstrained(false);
            restartButton.setDisplayName(prop.getString("restartButton"));

            PropertyDescriptor deleteButton = new PropertyDescriptor("deleteButton", beanClass);
            deleteButton.setBound(false);
            deleteButton.setConstrained(false);
            deleteButton.setDisplayName(prop.getString("deleteButton"));

           /* PropertyDescriptor undeleteButton = new PropertyDescriptor("undeleteButton", beanClass);
            undeleteButton.setBound(false);
            undeleteButton.setConstrained(false);
            undeleteButton.setDisplayName(prop.getString("undeleteButton"));*/

            PropertyDescriptor saveButton = new PropertyDescriptor("saveButton", beanClass);
            saveButton.setBound(false);
            saveButton.setConstrained(false);
            saveButton.setDisplayName(prop.getString("saveButton"));

            PropertyDescriptor toolbarBackground = new PropertyDescriptor("toolbarBackground", beanClass);
            toolbarBackground.setBound(false);
            toolbarBackground.setConstrained(false);
            toolbarBackground.setDisplayName(prop.getString("toolbarBackground"));


            PropertyDescriptor rv[] = {dataBinding, columns, rows,
                                        //appendButton,
                                        insertButton,
                                        gotoButton, undoButton,
                                        restartButton, deleteButton,
                                       // undeleteButton,
                                        saveButton,
                                        toolbarBackground};

            return rv;
        }
        catch (IntrospectionException e)
        {
            throw new Error(e.toString());
        }
    }

    /**
     * Returns the index of the property expected to be changed most often by the designer.
     */
    public int getDefaultPropertyIndex() {
        return 0;    //  the index for our default property is always 0
    }

    private final static Class beanClass = Grid.class;
}