org.eclipse.swt.dnd.TransferData Java Examples
The following examples show how to use
org.eclipse.swt.dnd.TransferData.
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Example #1
Source File: CallHierarchyTransferDropAdapter.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
@Override protected int determineOperation(Object target, int operation, TransferData transferType, int operations) { setSelectionFeedbackEnabled(false); setExpandEnabled(false); initializeSelection(); if (target != null) { return super.determineOperation(target, operation, transferType, operations); } else if (getInputElement(getSelection()) != null) { setSelectionFeedbackEnabled(false); setExpandEnabled(false); return operation == DND.DROP_DEFAULT || operation == DND.DROP_MOVE ? DND.DROP_LINK : operation; } else { return DND.DROP_NONE; } }
Example #2
Source File: ClipboardUtil.java From xtext-eclipse with Eclipse Public License 2.0 | 6 votes |
/** * Retrieves Java import information from the clipboard. * * @return {@link JavaImportData} containing imports information */ public static JavaImportData getJavaImportsContent() { return clipboardOperation(new Function<Clipboard, JavaImportData>() { @Override public JavaImportData apply(Clipboard clipboard) { for (int i = 0; i < clipboard.getAvailableTypeNames().length; i++) { final String formatName = clipboard.getAvailableTypeNames()[i]; if (formatName.startsWith("source-with-imports-transfer-format")) { final TransferData transferData = clipboard.getAvailableTypes()[i]; Object content = clipboard.getContents(new DynamicByteArrayTransfer(formatName, transferData)); if (content instanceof JavaImportData) { return (JavaImportData) content; } return null; } } return null; } }); }
Example #3
Source File: JavaElementTransfer.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
@Override protected Object nativeToJava(TransferData transferData) { /* * The element serialization format is: * (int) number of element * Then, the following for each element: * (String) handle identifier */ byte[] bytes= (byte[]) super.nativeToJava(transferData); if (bytes == null) return null; DataInputStream in= new DataInputStream(new ByteArrayInputStream(bytes)); try { int count= in.readInt(); IJavaElement[] results= new IJavaElement[count]; for (int i= 0; i < count; i++) { results[i]= readJavaElement(in); } return results; } catch (IOException e) { return null; } }
Example #4
Source File: SimpleTextTransfer.java From birt with Eclipse Public License 1.0 | 6 votes |
/** * This implementation of <code>nativeToJava</code> converts a platform * specific representation of plain text to a java <code>String</code>. * * @param transferData * the platform specific representation of the data to be * converted * @return a java <code>String</code> containing text if the conversion * was successful; otherwise null * * @see Transfer#nativeToJava */ public Object nativeToJava( TransferData transferData ) { if ( !isSupportedType( transferData ) ) { return null; } byte[] bytes = (byte[]) super.nativeToJava( transferData ); try { return new String( bytes, "UTF-8" ); //$NON-NLS-1$ } catch ( UnsupportedEncodingException e ) { // do not need to log } return new String( bytes ); }
Example #5
Source File: SnippetTransfer.java From APICloud-Studio with GNU General Public License v3.0 | 6 votes |
@Override protected void javaToNative(Object object, TransferData transferData) { if (object instanceof SnippetElement) { SnippetElement snippetElement = (SnippetElement) object; byte[] bytes = getBytes(snippetElement); if (bytes != null) { super.javaToNative(bytes, transferData); } } else { super.javaToNative(object, transferData); } }
Example #6
Source File: MyDummyTransfer.java From ldparteditor with MIT License | 6 votes |
@Override public Object nativeToJava(TransferData transferData) { if (isSupportedType(transferData)) { byte[] buffer = (byte[]) super.nativeToJava(transferData); if (buffer == null) return null; MyDummyType datum = new MyDummyType(); try { ByteArrayInputStream in = new ByteArrayInputStream(buffer); DataInputStream readIn = new DataInputStream(in); datum.dummy = readIn.readInt(); readIn.close(); } catch (IOException ex) { return null; } return datum; } return null; }
Example #7
Source File: MyDummyTransfer.java From ldparteditor with MIT License | 6 votes |
@Override public void javaToNative(Object object, TransferData transferData) { if (!checkMyType(object) || !isSupportedType(transferData)) { DND.error(DND.ERROR_INVALID_DATA); } MyDummyType myTypes = (MyDummyType) object; try { // write data to a byte array and then ask super to convert to // pMedium ByteArrayOutputStream out = new ByteArrayOutputStream(); DataOutputStream writeOut = new DataOutputStream(out); writeOut.writeInt(myTypes.dummy); byte[] buffer2 = out.toByteArray(); writeOut.close(); super.javaToNative(buffer2, transferData); } catch (IOException e) { } }
Example #8
Source File: FixedURLTransfer.java From BiglyBT with GNU General Public License v2.0 | 6 votes |
@Override public Object nativeToJava(TransferData transferData) { Object result = urlTransfer.nativeToJava(transferData); if (DISABLED || result != null) { return result; } if (DEBUG) System.out.println("nativeToJava called"); try { if (isSupportedType(transferData)) { byte [] buffer = (byte[]) super.nativeToJava(transferData); return bytebufferToJava(buffer); } } catch (Exception e) { Debug.out(e); } return null; }
Example #9
Source File: MyDummyTransfer2.java From ldparteditor with MIT License | 6 votes |
@Override public Object nativeToJava(TransferData transferData) { if (isSupportedType(transferData)) { byte[] buffer = (byte[]) super.nativeToJava(transferData); if (buffer == null) return null; MyDummyType2 datum = new MyDummyType2(); try { ByteArrayInputStream in = new ByteArrayInputStream(buffer); DataInputStream readIn = new DataInputStream(in); datum.dummy = readIn.readInt(); readIn.close(); } catch (IOException ex) { return null; } return datum; } return null; }
Example #10
Source File: MyDummyTransfer2.java From ldparteditor with MIT License | 6 votes |
@Override public void javaToNative(Object object, TransferData transferData) { if (!checkMyType(object) || !isSupportedType(transferData)) { DND.error(DND.ERROR_INVALID_DATA); } MyDummyType2 myTypes = (MyDummyType2) object; try { // write data to a byte array and then ask super to convert to // pMedium ByteArrayOutputStream out = new ByteArrayOutputStream(); DataOutputStream writeOut = new DataOutputStream(out); writeOut.writeInt(myTypes.dummy); byte[] buffer2 = out.toByteArray(); writeOut.close(); super.javaToNative(buffer2, transferData); } catch (IOException e) { } }
Example #11
Source File: SimpleTextTransfer.java From birt with Eclipse Public License 1.0 | 6 votes |
/** * This implementation of <code>javaToNative</code> converts plain text * represented by a java <code>String</code> to a platform specific * representation. * * @param object * a java <code>String</code> containing text * @param transferData * an empty <code>TransferData</code> object; this object will * be filled in on return with the platform specific format of * the data * * @see Transfer#javaToNative */ public void javaToNative( Object object, TransferData transferData ) { if ( checkText( object ) && isSupportedType( transferData ) ) { try { super.javaToNative( ( (String) object ).getBytes( "UTF-8" ), //$NON-NLS-1$ transferData ); } catch ( UnsupportedEncodingException e ) { // do not need to log super.javaToNative( ( (String) object ).getBytes( ), transferData ); } } }
Example #12
Source File: TypedSourceTransfer.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
@Override protected Object nativeToJava(TransferData transferData) { byte[] bytes = (byte[]) super.nativeToJava(transferData); if (bytes == null) return null; DataInputStream in = new DataInputStream(new ByteArrayInputStream(bytes)); try { int count = in.readInt(); TypedSource[] results = new TypedSource[count]; for (int i = 0; i < count; i++) { results[i] = readJavaElement(in); Assert.isNotNull(results[i]); } in.close(); return results; } catch (IOException e) { return null; } }
Example #13
Source File: FileTransferDropAdapter.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
/** * {@inheritDoc} */ @Override protected int determineOperation(Object target, int operation, TransferData transferType, int operations) { boolean isPackageFragment= target instanceof IPackageFragment; boolean isJavaProject= target instanceof IJavaProject; boolean isPackageFragmentRoot= target instanceof IPackageFragmentRoot; boolean isContainer= target instanceof IContainer; if (!(isPackageFragment || isJavaProject || isPackageFragmentRoot || isContainer)) return DND.DROP_NONE; if (isContainer) { IContainer container= (IContainer)target; if (container.isAccessible() && !Resources.isReadOnly(container)) return DND.DROP_COPY; } else { IJavaElement element= (IJavaElement)target; if (!element.isReadOnly()) return DND.DROP_COPY; } return DND.DROP_NONE; }
Example #14
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
protected final TypedSource[] getClipboardTypedSources(TransferData[] availableDataTypes) { Transfer transfer= TypedSourceTransfer.getInstance(); if (isAvailable(transfer, availableDataTypes)) { return (TypedSource[])getContents(fClipboard2, transfer, getShell()); } return null; }
Example #15
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
protected final IResource[] getClipboardResources(TransferData[] availableDataTypes) { Transfer transfer= ResourceTransfer.getInstance(); if (isAvailable(transfer, availableDataTypes)) { return (IResource[])getContents(fClipboard2, transfer, getShell()); } return null; }
Example #16
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
protected final IJavaElement[] getClipboardJavaElements(TransferData[] availableDataTypes) { Transfer transfer= JavaElementTransfer.getInstance(); if (isAvailable(transfer, availableDataTypes)) { return (IJavaElement[])getContents(fClipboard2, transfer, getShell()); } return null; }
Example #17
Source File: DropAdapterAssistant.java From tracecompass with Eclipse Public License 2.0 | 5 votes |
@Override public IStatus validateDrop(Object target, int operation, TransferData transferType) { if (target instanceof TmfTraceFolder) { return Status.OK_STATUS; } if (target instanceof TmfExperimentElement) { return Status.OK_STATUS; } if (target instanceof TmfTraceElement) { ITmfProjectModelElement parent = ((TmfTraceElement) target).getParent(); if (parent instanceof TmfTraceFolder) { return Status.OK_STATUS; } if (parent instanceof TmfExperimentElement) { return Status.OK_STATUS; } } if (target instanceof TmfProjectElement) { return Status.OK_STATUS; } if (target instanceof IProject) { return Status.CANCEL_STATUS; } return Status.CANCEL_STATUS; }
Example #18
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
@Override public boolean canEnable(TransferData[] availableDataTypes) { boolean resourceTransfer= isAvailable(ResourceTransfer.getInstance(), availableDataTypes); boolean javaElementTransfer= isAvailable(JavaElementTransfer.getInstance(), availableDataTypes); if (! javaElementTransfer) return canPasteSimpleProjects(availableDataTypes); if (! resourceTransfer) return canPasteJavaProjects(availableDataTypes); return canPasteJavaProjects(availableDataTypes) && canPasteSimpleProjects(availableDataTypes); }
Example #19
Source File: HSTextTransfer.java From tmxeditor8 with GNU General Public License v2.0 | 5 votes |
public void javaToNative(Object object, TransferData transferData) { if (!checkMyType(object) || !isSupportedType(transferData)) { DND.error(DND.ERROR_INVALID_DATA); } String string = (String)object; byte[] bytes = string.getBytes(); if (bytes != null) { super.javaToNative(bytes, transferData); } }
Example #20
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
private String[] getClipboardFiles(TransferData[] availableDataTypes) { Transfer transfer= FileTransfer.getInstance(); if (isAvailable(transfer, availableDataTypes)) { return (String[])getContents(getClipboard(), transfer, getShell()); } return null; }
Example #21
Source File: DesignElementDropAdapter.java From birt with Eclipse Public License 1.0 | 5 votes |
/** * @see ViewerDropAdapter#validateDrop(Object, int, TransferData) */ public boolean validateDrop( Object target, int op, TransferData type ) { // if(target!=null){ // Object adapter = ElementAdapterManager.getAdatper( target, IElementDropAdapter.class ); // if(adapter!=null){ // IElementDropAdapter dropAdapter = (IElementDropAdapter)adapter; // return dropAdapter.validateDrop( target, getCurrentOperation( ), getCurrentLocation( ), null, type ); // } // } return TemplateTransfer.getInstance( ).isSupportedType( type ); }
Example #22
Source File: TypedSourceTransfer.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
@Override protected void javaToNative(Object data, TransferData transferData) { if (! (data instanceof TypedSource[])) return; TypedSource[] sources = (TypedSource[]) data; /* * The serialization format is: * (int) number of elements * Then, the following for each element: * (int) type (see <code>IJavaElement</code>) * (String) source of the element */ try { ByteArrayOutputStream out = new ByteArrayOutputStream(); DataOutputStream dataOut = new DataOutputStream(out); dataOut.writeInt(sources.length); for (int i = 0; i < sources.length; i++) { writeJavaElement(dataOut, sources[i]); } dataOut.close(); out.close(); super.javaToNative(out.toByteArray(), transferData); } catch (IOException e) { //it's best to send nothing if there were problems } }
Example #23
Source File: WorkingSetDropAdapter.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
/** * {@inheritDoc} */ @Override protected int determineOperation(Object target, int operation, TransferData transferType, int operations) { switch(operation) { case DND.DROP_DEFAULT: case DND.DROP_COPY: case DND.DROP_MOVE: return validateTarget(target, operation); default: return DND.DROP_NONE; } }
Example #24
Source File: SelectionTransferDropAdapter.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
/** * {@inheritDoc} */ @Override protected int determineOperation(Object target, int operation, TransferData transferType, int operations) { int result= internalDetermineOperation(target, operation, operations); if (result == DND.DROP_NONE) { setSelectionFeedbackEnabled(false); } else { setSelectionFeedbackEnabled(true); } return result; }
Example #25
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
private boolean canPasteSimpleProjects(TransferData[] availableDataTypes) { IResource[] resources= getClipboardResources(availableDataTypes); if (resources == null || resources.length == 0) return false; for (int i= 0; i < resources.length; i++) { if (resources[i].getType() != IResource.PROJECT || ! ((IProject)resources[i]).isOpen()) return false; } return true; }
Example #26
Source File: PasteAction.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
private Paster[] createEnabledPasters(TransferData[] availableDataTypes, Clipboard clipboard) { Paster paster; Shell shell = getShell(); List<Paster> result= new ArrayList<Paster>(2); paster= new ProjectPaster(shell, clipboard); if (paster.canEnable(availableDataTypes)) result.add(paster); paster= new JavaElementAndResourcePaster(shell, clipboard); if (paster.canEnable(availableDataTypes)) result.add(paster); paster= new TypedSourcePaster(shell, clipboard); if (paster.canEnable(availableDataTypes)) result.add(paster); paster= new FilePaster(shell, clipboard); if (paster.canEnable(availableDataTypes)) result.add(paster); paster= new WorkingSetPaster(shell, clipboard); if (paster.canEnable(availableDataTypes)) result.add(paster); paster= new TextPaster(shell, clipboard); if (paster.canEnable(availableDataTypes)) result.add(paster); return result.toArray(new Paster[result.size()]); }
Example #27
Source File: JavaElementTransfer.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
@Override protected void javaToNative(Object data, TransferData transferData) { if (!(data instanceof IJavaElement[])) return; IJavaElement[] javaElements= (IJavaElement[]) data; /* * The element serialization format is: * (int) number of element * Then, the following for each element: * (String) handle identifier */ try { ByteArrayOutputStream out= new ByteArrayOutputStream(); DataOutputStream dataOut= new DataOutputStream(out); //write the number of elements dataOut.writeInt(javaElements.length); //write each element for (int i= 0; i < javaElements.length; i++) { writeJavaElement(dataOut, javaElements[i]); } //cleanup dataOut.close(); out.close(); byte[] bytes= out.toByteArray(); super.javaToNative(bytes, transferData); } catch (IOException e) { //it's best to send nothing if there were problems } }
Example #28
Source File: RemoteResourceTransfer.java From APICloud-Studio with GNU General Public License v3.0 | 5 votes |
public void javaToNative (Object object, TransferData transferData) { if (object == null || !(object instanceof ISVNRemoteResource)) return; if (isSupportedType(transferData)) { // write data to a byte array and then ask super to convert to pMedium byte[] buffer = toByteArray((ISVNRemoteResource) object); super.javaToNative(buffer, transferData); } }
Example #29
Source File: ExampleDropTargetListener.java From statecharts with Eclipse Public License 1.0 | 5 votes |
private boolean extractEventData(DropTargetEvent e) { TransferData transferData = e.currentDataType; if (transferData != null) { Object data = URLTransfer.getInstance().nativeToJava(transferData); if (data != null && getUrl(data) != null) { e.data = data; return true; } } return false; }
Example #30
Source File: TabFolderReorder.java From hop with Apache License 2.0 | 5 votes |
@Override public Object nativeToJava( TransferData transferData ) { byte bytes[] = (byte[]) super.nativeToJava( transferData ); if ( bytes == null ) { return null; } long startTime = Long.parseLong( new String( bytes ) ); return ( this.startTime == startTime ) ? item : null; }