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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TransferData.java')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TransferData.java | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TransferData.java b/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TransferData.java new file mode 100644 index 0000000000..275a9da91e --- /dev/null +++ b/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TransferData.java @@ -0,0 +1,98 @@ +/******************************************************************************* + * Copyright (c) 2000, 2008 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + *******************************************************************************/ +package org.eclipse.swt.dnd; + + +/** + * The <code>TransferData</code> class is a platform specific data structure for + * describing the type and the contents of data being converted by a transfer agent. + * + * <p>As an application writer, you do not need to know the specifics of + * TransferData. TransferData instances are passed to a subclass of Transfer + * and the Transfer object manages the platform specific issues. + * You can ask a Transfer subclass if it can handle this data by calling + * Transfer.isSupportedType(transferData).</p> + * + * <p>You should only need to become familiar with the fields in this class if you + * are implementing a Transfer subclass and you are unable to subclass the + * ByteArrayTransfer class.</p> + * + * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> + */ +public class TransferData { + /** + * The type is a unique identifier of a system format or user defined format. + * (Warning: This field is platform dependent) + * <p> + * <b>IMPORTANT:</b> This field is <em>not</em> part of the SWT + * public API. It is marked public only so that it can be shared + * within the packages provided by SWT. It is not available on all + * platforms and should never be accessed from application code. + * </p> + */ + public int /*long*/ type; + + /** + * Specifies the number of units in pValue. + * (Warning: This field is platform dependent) + * <p> + * <b>IMPORTANT:</b> This field is <em>not</em> part of the SWT + * public API. It is marked public only so that it can be shared + * within the packages provided by SWT. It is not available on all + * platforms and should never be accessed from application code. + * </p> + * + * @see TransferData#format for the size of one unit + */ + public int length; + + /** + * Specifies the size in bits of a single unit in pValue. + * (Warning: This field is platform dependent) + * <p> + * <b>IMPORTANT:</b> This field is <em>not</em> part of the SWT + * public API. It is marked public only so that it can be shared + * within the packages provided by SWT. It is not available on all + * platforms and should never be accessed from application code. + * </p> + * + * This is most commonly 8 bits. + */ + public int format; + + /** + * Pointer to the data being transferred. + * (Warning: This field is platform dependent) + * <p> + * <b>IMPORTANT:</b> This field is <em>not</em> part of the SWT + * public API. It is marked public only so that it can be shared + * within the packages provided by SWT. It is not available on all + * platforms and should never be accessed from application code. + * </p> + */ + public int /*long*/ pValue; + + /** + * The result field contains the result of converting a + * java data type into a platform specific value. + * (Warning: This field is platform dependent) + * <p> + * <b>IMPORTANT:</b> This field is <em>not</em> part of the SWT + * public API. It is marked public only so that it can be shared + * within the packages provided by SWT. It is not available on all + * platforms and should never be accessed from application code. + * </p> + * <p>The value of result is 1 if the conversion was successful. + * The value of result is 0 if the conversion failed.</p> + */ + public int result; + +} |