295 }
296
297 private ClipboardContent content;
298 private static DataFormat getDataFormat(String mimeType) {
299 synchronized (DataFormat.class) {
300 DataFormat ret = DataFormat.lookupMimeType(mimeType);
301 if (ret == null) {
302 ret = new DataFormat(mimeType);
303 }
304 return ret;
305 }
306 }
307
308 //copy from com.sun.glass.ui.Clipboard
309 private final static DataFormat DF_DRAG_IMAGE = getDataFormat(DRAG_IMAGE);
310 private final static DataFormat DF_DRAG_IMAGE_OFFSET = getDataFormat(DRAG_IMAGE_OFFSET);
311
312 @Override public void startDrag(WCImage image,
313 int imageOffsetX, int imageOffsetY,
314 int eventPosX, int eventPosY,
315 String[] mimeTypes, Object[] values, boolean isImageSource
316 ){
317 content = new ClipboardContent();
318 for (int i = 0; i < mimeTypes.length; ++i) if (values[i] != null) {
319 try {
320 content.put(getDataFormat(mimeTypes[i]),
321 IE_URL_SHORTCUT_FILENAME.equals(mimeTypes[i])
322 ? (Object)ByteBuffer.wrap(((String)values[i]).getBytes("UTF-16LE"))
323 : (Object)values[i]);
324 } catch (UnsupportedEncodingException ex) {
325 //never happens
326 }
327 }
328 if (image != null) {
329 ByteBuffer dragImageOffset = ByteBuffer.allocate(8);
330 dragImageOffset.rewind();
331 dragImageOffset.putInt(imageOffsetX);
332 dragImageOffset.putInt(imageOffsetY);
333 content.put(DF_DRAG_IMAGE_OFFSET, dragImageOffset);
334
335 int w = image.getWidth();
336 int h = image.getHeight();
337 ByteBuffer pixels = image.getPixelBuffer();
338
339 ByteBuffer dragImage = ByteBuffer.allocate(8 + w*h*4);
340 dragImage.putInt(w);
341 dragImage.putInt(h);
342 dragImage.put(pixels);
343 content.put(DF_DRAG_IMAGE, dragImage);
344
345 //The image is prepared synchronously, that is sad.
346 //Image need to be created by target request only.
347 //QuantumClipboard.putContent have to be rewritten in Glass manner
348 //with postponed data requests (DelayedCallback data object).
349 if (isImageSource) {
350 Object platformImage = image.getWidth() > 0 && image.getHeight() > 0 ?
351 image.getPlatformImage() : null;
352 if (platformImage != null) {
353 try {
354 File temp = File.createTempFile("jfx", ".png");
355 temp.deleteOnExit();
356 ImageIO.write(
357 toBufferedImage(Toolkit.getImageAccessor().fromPlatformImage(
358 Toolkit.getToolkit().loadPlatformImage(
359 platformImage
360 )
361 )),
362 "png",
363 temp);
364 content.put(DataFormat.FILES, Arrays.asList(temp));
365 } catch (IOException | SecurityException e) {
366 //That is ok. It was just an attempt.
367 //e.printStackTrace();
368 }
369 }
370 }
371 }
372 }
373
374 @Override public void confirmStartDrag() {
375 WebView view = accessor.getView();
376 if (view != null && content != null) {
377 //TODO: implement native support for Drag Source actions.
378 Dragboard db = view.startDragAndDrop(TransferMode.ANY);
379 db.setContent(content);
380 }
381 content = null;
382 }
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295 }
296
297 private ClipboardContent content;
298 private static DataFormat getDataFormat(String mimeType) {
299 synchronized (DataFormat.class) {
300 DataFormat ret = DataFormat.lookupMimeType(mimeType);
301 if (ret == null) {
302 ret = new DataFormat(mimeType);
303 }
304 return ret;
305 }
306 }
307
308 //copy from com.sun.glass.ui.Clipboard
309 private final static DataFormat DF_DRAG_IMAGE = getDataFormat(DRAG_IMAGE);
310 private final static DataFormat DF_DRAG_IMAGE_OFFSET = getDataFormat(DRAG_IMAGE_OFFSET);
311
312 @Override public void startDrag(WCImage image,
313 int imageOffsetX, int imageOffsetY,
314 int eventPosX, int eventPosY,
315 String[] mimeTypes, Object[] values,
316 boolean isImageSource, String imageFileExt
317 ){
318 content = new ClipboardContent();
319 for (int i = 0; i < mimeTypes.length; ++i) if (values[i] != null) {
320 try {
321 content.put(getDataFormat(mimeTypes[i]),
322 IE_URL_SHORTCUT_FILENAME.equals(mimeTypes[i])
323 ? (Object)ByteBuffer.wrap(((String)values[i]).getBytes("UTF-16LE"))
324 : (Object)values[i]);
325 } catch (UnsupportedEncodingException ex) {
326 //never happens
327 }
328 }
329 if (image != null) {
330 ByteBuffer dragImageOffset = ByteBuffer.allocate(8);
331 dragImageOffset.rewind();
332 dragImageOffset.putInt(imageOffsetX);
333 dragImageOffset.putInt(imageOffsetY);
334 content.put(DF_DRAG_IMAGE_OFFSET, dragImageOffset);
335
336 int w = image.getWidth();
337 int h = image.getHeight();
338 ByteBuffer pixels = image.getPixelBuffer();
339
340 ByteBuffer dragImage = ByteBuffer.allocate(8 + w*h*4);
341 dragImage.putInt(w);
342 dragImage.putInt(h);
343 dragImage.put(pixels);
344 content.put(DF_DRAG_IMAGE, dragImage);
345
346 //The image is prepared synchronously, that is sad.
347 //Image need to be created by target request only.
348 //QuantumClipboard.putContent have to be rewritten in Glass manner
349 //with postponed data requests (DelayedCallback data object).
350 if (isImageSource) {
351 Object platformImage = image.getWidth() > 0 && image.getHeight() > 0 ?
352 image.getPlatformImage() : null;
353 if (platformImage != null) {
354 try {
355 File temp = File.createTempFile("jfx", "." + imageFileExt);
356 temp.deleteOnExit();
357 ImageIO.write(
358 toBufferedImage(Toolkit.getImageAccessor().fromPlatformImage(
359 Toolkit.getToolkit().loadPlatformImage(
360 platformImage
361 )
362 )),
363 imageFileExt,
364 temp);
365 content.put(DataFormat.FILES, Arrays.asList(temp));
366 } catch (IOException | SecurityException e) {
367 //That is ok. It was just an attempt.
368 //e.printStackTrace();
369 }
370 }
371 }
372 }
373 }
374
375 @Override public void confirmStartDrag() {
376 WebView view = accessor.getView();
377 if (view != null && content != null) {
378 //TODO: implement native support for Drag Source actions.
379 Dragboard db = view.startDragAndDrop(TransferMode.ANY);
380 db.setContent(content);
381 }
382 content = null;
383 }
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