Java D&D, Java File Transfer, Java programming, j2se, java to standard edition, java drag and drop, D&D in java, Getting started with D&D in java, Java Data Transfer, JAVA API, Core java

1. ADVANCE JAVA

2. ADVANCE JAVA
Author Profile
 Ankit Desai
 Ph.D. Scholar, IET, Ahmedabad University
 Education: M. Tech. (C.E.), B. E. (I. T.)
 Experience: 8 years (Academic and Research)
 Research Interest: IoT, Big Data Analytics, Machine
Learning, Data Mining, Algorithms.
Classified e-Material 2

3. ADVANCE JAVA
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DRAG AND DROP
&
DATA TRANSFER

4. ADVANCE JAVA
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DRAG AND DROP AND DATA TRASFER
 Drag and drop
 cut, copy and paste

5. ADVANCE JAVA
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DRAG AND DROP AND DATA TRANSFER
 Drag and drop (DnD) support
List Component Drag Gesture
List packages
the data for transport
and declares it
supports MOVE and COPY
Drop
Text field imports
the data
Text field
Component

6. ADVANCE JAVA
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DRAG AND DROP AND DATA TRANSFER
 Clipboard transfer through cut or copy and paste
List
Component Cut or Copy
List packages
the data for transport
and declares it
supports MOVE and COPY
System
clipboard
System
clipboard Paste Action Textfield imports the Data
Textfield
Component

7. ADVANCE JAVA
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DRAG AND DROP AND DATA TRANSFER
 TransferHandler Class
 Basic Methods
 setDragEnabled(boolean)
 setDropMode(DropMode)
 setTransferHandler(TransferHandler)
 Export Methods
 getSourceActions(JComponent)
 createTransferable(JComponent)
 exportDone(JComponent, Transferable, int)

8. ADVANCE JAVA
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DRAG AND DROP AND DATA TRANSFER
 TransferHandler Class
 Export Methods
 getSourceActions(JComponent)
 createTransferable(JComponent)
 exportDone(JComponent, Transferable, int)

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DRAG AND DROP AND DATA TRANSFER
 Sample Export Methods
int getSourceActions(JComponent c){
return COPY_OR_MOVE;
}
Transferable createTransferable(JComponent c){ return
new StringSelection(c.getSelection());
}
void exportDone(JComponent c, Transferable t, int
action){
if (action == MOVE){
c.removeSelection();
}
}

10. ADVANCE JAVA
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DRAG AND DROP AND DATA TRANSFER
 TransferHandler Class
 Import Methods
 canImport(TransferHandler.TransferSupport)
 importData(TransferHandler.TransferSupport)

11. ADVANCE JAVA
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CLASSES IN THE java.awt.datatransfer PACKAGE
Name Type
Clipboard Class
ClipboardOwner Interface
Dataflavor Class
StringSelection Class
Transferable Interface

12. ADVANCE JAVA
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THE CLIPBOARD CLASS
 Variables
 owner
 content
 Methods
 String getName()
 void setContents(Transferable, ClipboardOwner)
 Transferable getContent(Object)

13. ADVANCE JAVA
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THE CLIPBOARD CLASS
 Accessing system clipboard
Clipboard clipboard
= getToolkit ().getSystemClipboard ();
 Accessing local clipboards
Clipboard clipboard
= new Clipboard ("My first clipboard");

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THE ClipboardOwner INTERFACE
 void lostOwnership(Clipboard clipboard,
Transferable contents)

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THE DataFlavor CLASS
 boolean equals(DataFlavor)
 String getHumanPresentableName()
 void setHumanPresentableName(String)
 String getMimeType()
 Class getRepresentationClass()

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THE Transferable INTERFACE
 DataFlavor getTransferDataFlavor()
 boolean isDataFlavorSupported(DataFlavor)
 Object getTransferData(DataFlavor)

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StringSelection CLASS
 Object getTransferData(DataFlavor flavor)
 DataFlavour[] getTransferDataFlavors()
 boolean isDataFlavorSupported(DataFlavor flavor)
 void lostOwnership(Clipboard clipboard,
Transferable contents)