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Groovy example source code file (GTKDefaults.groovy)

This example Groovy source code file (GTKDefaults.groovy) is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

aa_text_property_key, boolean, cups, dejavu, dejavu, gui, java, jcomponent, jcomponent, mono, mono, print, printing, sans, sans, swing, text

The Groovy GTKDefaults.groovy source code

 * Copyright 2003-2010 the original author or authors.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package groovy.ui.view

import javax.swing.JComponent
import javax.swing.text.StyleConstants
import javax.swing.text.StyleContext
import org.codehaus.groovy.runtime.InvokerHelper


// change font to DejaVu Sans Mono, much clearer
styles.regular[StyleConstants.FontFamily] = 'DejaVu Sans Mono'
styles[StyleContext.DEFAULT_STYLE][StyleConstants.FontFamily] = 'DejaVu Sans Mono'

// possibly change look and feel
if (['java.version'] =~ /^1\.5/) {
    // GTK wasn't where it needed to be in 1.5, especially with toolbars
    // use metal instead
    lookAndFeel('metal', boldFonts:false)
    // we also need to turn on anti-aliasing ourselves
    key = InvokerHelper.getProperty('' as Class,
    addAttributeDelegate {builder, node, attributes ->
        if (node instanceof JComponent) {
            node.putClientProperty(key, new Boolean(true));

// some current distros (Ubuntu 7.10) have broken printing support :(
// detect it and disable it
try {
    pj = java.awt.print.PrinterJob.getPrinterJob()
    ps = pj.getPrintService()
    docFlav  = (ps.getSupportedDocFlavors() as List).find {it.mimeType == 'application/vnd.cups-postscript' }
    attrset = ps.getAttributes()
    orient = attrset.get(javax.print.attribute.standard.OrientationRequested) ?: 
    ps.isAttributeValueSupported(orient, docFlav, attrset)
} catch (NullPointerException npe) {
    //print will bomb out... replace with disabled print action
    printAction = action(
        name: 'Print...',
        closure: controller.&print,
        mnemonic: 'P',
        accelerator: shortcut('P'),
        shortDescription: 'Printing does not work in Java with this version of CUPS',
        enabled: false

Other Groovy examples (source code examples)

Here is a short list of links related to this Groovy GTKDefaults.groovy source code file:

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