Visual Cafe 3/Visual Cafe 3.ISO/Vcafe/Source.bin/LineBeanInfo.java

Text File | 1998-08-21 | 7KB | 192 lines

package symantec.itools.awt.shape;

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

//  07/31/97    LAB    Created and checked in.
//  09/07/97    LAB    Removed background and font as properties (Addresses Mac Bug #7698).
//  08/19/98    LAB    Removed from ToolBar.

/**
 * BeanInfo for Line.
 *
 */

public class LineBeanInfo extends SimpleBeanInfo {

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

    /**
     * Gets a BeanInfo for the superclass of this bean.
     * @return BeanInfo[] containing this bean's superclass BeanInfo
     */
    public BeanInfo[] getAdditionalBeanInfo() {
        try {
            BeanInfo[] bi = new BeanInfo[1];
            bi[0] = Introspector.getBeanInfo(beanClass.getSuperclass());
            return bi;
        }
        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() {
        ResourceBundle group = ResourceBundle.getBundle("symantec.itools.resources.GroupBundle");
        String s=group.getString("GroupShape");

        SymantecBeanDescriptor bd = new SymantecBeanDescriptor(beanClass);
        bd.setFolder(s);

        return (BeanDescriptor) bd;
    }

    /**
     * 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_MONO_16x16 ||
            iconKind == BeanInfo.ICON_COLOR_16x16) {
            java.awt.Image img = loadImage("LineC16.gif");
            return img;
        }

        if (iconKind == BeanInfo.ICON_MONO_32x32 ||
            iconKind == BeanInfo.ICON_COLOR_32x32) {
            java.awt.Image img = loadImage("LineC32.gif");
            return img;
        }

        return null;
    }

    /**
     * Gets an array of descriptions of the methods used for "connections" by
     * Visual CafΘ's Interaction Wizard.
     * Included in each method description is a CONNECTIONS ConnectionDescriptor.
     * @return method descriptions for this bean
     * @see symantec.itools.beans.ConnectionDescriptor#CONNECTIONS
     */
    public MethodDescriptor[] getMethodDescriptors() {
        Class[] args;
        ConnectionDescriptor connection;
        java.util.Vector connections;
        java.util.Vector md = new java.util.Vector();
        ResourceBundle conn = ResourceBundle.getBundle("symantec.itools.resources.ConnBundle");

        try{
            args = new Class[1];
            args[0] = java.lang.Boolean.TYPE ;
            MethodDescriptor setPositiveSlope = new MethodDescriptor(beanClass.getMethod("setPositiveSlope", args));

            connections = new java.util.Vector();
            connection = new ConnectionDescriptor("input", "boolean", "",
                                    "%name%.setPositiveSlope(%arg%);",
                                    conn.getString("setPositiveSlope"));
            connections.addElement(connection);

            setPositiveSlope.setValue(ConnectionDescriptor.CONNECTIONS, connections);
            md.addElement(setPositiveSlope);
        } catch (Exception e) { throw new Error("setPositiveSlope:: " + e.toString()); }

        try{
            args = null;
            MethodDescriptor isPositiveSlope = new MethodDescriptor(beanClass.getMethod("isPositiveSlope", args));

            connections = new java.util.Vector();
            connection = new ConnectionDescriptor("output", "boolean", "",
                                    "%name%.isPositiveSlope()",
                                    conn.getString("isPositiveSlope"));
            connections.addElement(connection);

            isPositiveSlope.setValue(ConnectionDescriptor.CONNECTIONS, connections);
            md.addElement(isPositiveSlope);
        } catch (Exception e) { throw new Error("isPositiveSlope:: " + e.toString()); }

        try{
            args = new Class[1];
            args[0] = java.lang.Integer.TYPE ;
            MethodDescriptor setLineThickness = new MethodDescriptor(beanClass.getMethod("setLineThickness", args));

            connections = new java.util.Vector();
            connection = new ConnectionDescriptor("input", "int", "",
                                    "%name%.setLineThickness(%arg%);",
                                    conn.getString("setLineThickness"));
            connections.addElement(connection);

            setLineThickness.setValue(ConnectionDescriptor.CONNECTIONS, connections);
            md.addElement(setLineThickness);
        } catch (Exception e) { throw new Error("setLineThickness:: " + e.toString()); }

        try{
            args = null;
            MethodDescriptor getLineThickness = new MethodDescriptor(beanClass.getMethod("getLineThickness", args));

            connections = new java.util.Vector();
            connection = new ConnectionDescriptor("output", "int", "",
                                    "%name%.getLineThickness()",
                                    conn.getString("getLineThickness"));
            connections.addElement(connection);

            getLineThickness.setValue(ConnectionDescriptor.CONNECTIONS, connections);
            md.addElement(getLineThickness);
        } catch (Exception e) { throw new Error("getLineThickness:: " + e.toString()); }

        MethodDescriptor[] rv = new MethodDescriptor[md.size()];
        md.copyInto(rv);

        return rv;
    }

    /**
     * Returns descriptions of this bean's properties.
     */
    public PropertyDescriptor[] getPropertyDescriptors() {
        ResourceBundle prop = ResourceBundle.getBundle("symantec.itools.resources.PropBundle");

        try{
        PropertyDescriptor positiveSlope = new PropertyDescriptor("positiveSlope", beanClass);
        positiveSlope.setBound(true);
        positiveSlope.setConstrained(true);
        positiveSlope.setDisplayName(prop.getString("positiveSlope"));

        PropertyDescriptor lineThickness = new PropertyDescriptor("lineThickness", beanClass);
        lineThickness.setBound(true);
        lineThickness.setConstrained(true);
        lineThickness.setDisplayName(prop.getString("lineThickness"));

        PropertyDescriptor background = new PropertyDescriptor("background", beanClass);
        background.setHidden(true);

        PropertyDescriptor font = new PropertyDescriptor("font", beanClass);
        font.setHidden(true);

        PropertyDescriptor[] rv = {
            positiveSlope,
            lineThickness,
            background,
            font};

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

    private final static Class beanClass = Line.class;

    }    //  end of class LineBeanInfo