Example usage for java.beans PropertyEditor isPaintable

Introduction

In this page you can find the example usage for java.beans PropertyEditor isPaintable.

Prototype

boolean isPaintable();

Source Link

Document

Determines whether this property editor is paintable.

Usage

From source file:org.lnicholls.galleon.gui.HMEConfigurationPanel.java

public HMEConfigurationPanel(Object bean) {

    setLayout(new GridLayout(0, 1));

    target = bean;//from w  ww .j  a  va2 s .c o m

    try {

        BeanInfo bi = Introspector.getBeanInfo(target.getClass());

        properties = bi.getPropertyDescriptors();

    } catch (IntrospectionException ex) {

        Tools.logException(HMEConfigurationPanel.class, ex, "PropertySheet: Couldn't introspect");

        return;

    }

    editors = new PropertyEditor[properties.length];

    values = new Object[properties.length];

    views = new Component[properties.length];

    labels = new JLabel[properties.length];

    for (int i = 0; i < properties.length; i++) {

        // Don't display hidden or expert properties.

        if (properties[i].isHidden() || properties[i].isExpert()) {

            continue;

        }

        String name = properties[i].getDisplayName();

        Class type = properties[i].getPropertyType();

        Method getter = properties[i].getReadMethod();

        Method setter = properties[i].getWriteMethod();

        // Only display read/write properties.

        if (getter == null || setter == null) {

            continue;

        }

        Component view = null;

        try {

            Object args[] = {};

            Object value = getter.invoke(target, args);

            values[i] = value;

            PropertyEditor editor = null;

            Class pec = properties[i].getPropertyEditorClass();

            if (pec != null) {

                try {

                    editor = (PropertyEditor) pec.newInstance();

                } catch (Exception ex) {

                    // Drop through.

                }

            }

            if (editor == null) {

                editor = PropertyEditorManager.findEditor(type);

            }

            editors[i] = editor;

            // If we can't edit this component, skip it.

            if (editor == null) {

                // If it's a user-defined property we give a warning.

                String getterClass = properties[i].getReadMethod().getDeclaringClass().getName();

                if (getterClass.indexOf("java.") != 0) {

                    log.error("Warning: Can't find public property editor for property \"" + name

                            + "\".  Skipping.");

                }

                continue;

            }

            // Don't try to set null values:

            if (value == null) {

                // If it's a user-defined property we give a warning.

                String getterClass = properties[i].getReadMethod().getDeclaringClass().getName();

                if (getterClass.indexOf("java.") != 0) {

                    log.error("Warning: Property \"" + name + "\" has null initial value.  Skipping.");

                }

                continue;

            }

            editor.setValue(value);

            // editor.addPropertyChangeListener(adaptor);

            // Now figure out how to display it...

            if (editor.isPaintable() && editor.supportsCustomEditor()) {

                view = new PropertyCanvas(frame, editor);

            } else if (editor.getTags() != null) {

                view = new PropertySelector(editor);

            } else if (editor.getAsText() != null) {

                String init = editor.getAsText();

                view = new PropertyText(editor);

            } else {

                log.error("Warning: Property \"" + name + "\" has non-displayabale editor.  Skipping.");

                continue;

            }

        } catch (InvocationTargetException ex) {

            Tools.logException(HMEConfigurationPanel.class, ex.getTargetException(),
                    "Skipping property " + name);

            continue;

        } catch (Exception ex) {

            Tools.logException(HMEConfigurationPanel.class, ex, "Skipping property " + name);

            continue;

        }

        labels[i] = new JLabel(WordUtils.capitalize(name), JLabel.RIGHT);

        // add(labels[i]);

        views[i] = view;

        // add(views[i]);

    }

    int validCounter = 0;

    for (int i = 0; i < labels.length; i++) {

        if (labels[i] != null)

            validCounter++;

    }

    String rowStrings = ""; // general

    if (validCounter > 0)

        rowStrings = "pref, ";

    else

        rowStrings = "pref";

    int counter = 0;

    for (int i = 0; i < labels.length; i++) {

        if (labels[i] != null) {

            if (++counter == (validCounter))

                rowStrings = rowStrings + "9dlu, " + "pref";

            else

                rowStrings = rowStrings + "9dlu, " + "pref, ";

        }

    }

    FormLayout layout = new FormLayout("right:pref, 3dlu, 50dlu:g, right:pref:grow", rowStrings);

    PanelBuilder builder = new PanelBuilder(layout);

    //DefaultFormBuilder builder = new DefaultFormBuilder(new FormDebugPanel(), layout);

    builder.setDefaultDialogBorder();

    CellConstraints cc = new CellConstraints();

    builder.addSeparator("General", cc.xyw(1, 1, 4));

    counter = 0;

    for (int i = 0; i < labels.length; i++) {

        if (labels[i] != null) {

            counter++;

            builder.add(labels[i], cc.xy(1, counter * 2 + 1));

            builder.add(views[i], cc.xy(3, counter * 2 + 1));

        }

    }

    JPanel panel = builder.getPanel();

    //FormDebugUtils.dumpAll(panel);

    add(panel);

}

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