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Diffstat (limited to '')
-rw-r--r-- | odk/examples/java/EmbedDocument/EmbeddedObject/EditorFrame.java | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/odk/examples/java/EmbedDocument/EmbeddedObject/EditorFrame.java b/odk/examples/java/EmbedDocument/EmbeddedObject/EditorFrame.java new file mode 100644 index 000000000..fb15106b7 --- /dev/null +++ b/odk/examples/java/EmbedDocument/EmbeddedObject/EditorFrame.java @@ -0,0 +1,134 @@ +/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you 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 http://www.apache.org/licenses/LICENSE-2.0 . + */ + +import java.awt.*; +import java.awt.event.*; +import java.awt.image.*; +import javax.swing.JTextArea; +import javax.swing.JFrame; +import java.io.*; +import javax.imageio.ImageIO; + +public class EditorFrame extends JFrame +{ + private final OwnEmbeddedObject m_aEmbObj; + private final JTextArea m_aTextArea; + private BufferedImage m_aBufImage; + + private final WindowListener m_aCloser = new WindowAdapter() + { + @Override + public void windowClosing( WindowEvent e ) + { + m_aBufImage = new BufferedImage( m_aTextArea.getWidth(), m_aTextArea.getHeight(), BufferedImage.TYPE_INT_RGB ); + Graphics2D aGr = m_aBufImage.createGraphics(); + m_aTextArea.paintAll( aGr ); + aGr.dispose(); + + hide(); + m_aEmbObj.CloseFrameRequest(); + } + }; + + public EditorFrame( String sName, OwnEmbeddedObject aEmbObj, int nWidth, int nHeight ) + { + super( sName ); + m_aEmbObj = aEmbObj; + addWindowListener( m_aCloser ); + m_aTextArea = new JTextArea( "", nWidth, nHeight ); + + add( "Center", m_aTextArea ); + pack(); + } + + public String getText() + { + return m_aTextArea.getText(); + } + + public void setText( String aText ) + { + m_aTextArea.setText( aText ); + } + + public Dimension getAppSize() + { + return m_aTextArea.getSize(); + } + + public void setAppSize( Dimension aSize ) + { + Dimension aOwnSize = getSize(); + Dimension aAppSize = m_aTextArea.getSize(); + Dimension aToSet = + new Dimension( (int)( aSize.getWidth() + aOwnSize.getWidth() - aAppSize.getWidth() ), + (int)(aSize.getHeight() + aOwnSize.getHeight() - aAppSize.getHeight() ) ); + + setSize( aToSet ); + validate(); + } + + public byte[] getReplacementImage() + { + Dimension aDim = m_aTextArea.getSize(); + BufferedImage aBufImage = null; + + if ( m_aBufImage != null ) + aBufImage = m_aBufImage; + else + { + try + { + int nWidth = (int)aDim.getWidth(); + int nHeight = (int)aDim.getHeight(); + aBufImage = new BufferedImage( nWidth, nHeight, BufferedImage.TYPE_INT_RGB ); + Graphics2D aGr = aBufImage.createGraphics(); + aGr.setBackground( Color.WHITE ); + aGr.clearRect( 0, 0, nWidth, nHeight ); + aGr.dispose(); + } + catch ( java.lang.Exception e ) + {} + } + + if ( aBufImage != null ) + { + try + { + File aTmpFile = File.createTempFile( "temp", ".png" ); + ImageIO.write( aBufImage, "png", aTmpFile ); + + int nLen = (int)aTmpFile.length(); + byte[] aResult = new byte[nLen]; + FileInputStream aTmpStream = new FileInputStream( aTmpFile ); + aTmpStream.read( aResult ); + aTmpStream.close(); + aTmpFile.delete(); + + return aResult; + } + catch ( java.lang.Exception e ) + {} + } + + return new byte[0]; + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |