Example usage for android.view View getPaddingTop

Introduction

In this page you can find the example usage for android.view View getPaddingTop.

Prototype

public int getPaddingTop() 

Source Link

Document

Returns the top padding of this view.

Usage

From source file:com.android.messaging.ui.conversation.ConversationFragment.java

/**
 * {@inheritDoc} from Fragment//from  w  w w . j  av a2s .c om
 */
@Override
public View onCreateView(final LayoutInflater inflater, final ViewGroup container,
        final Bundle savedInstanceState) {
    final View view = inflater.inflate(R.layout.conversation_fragment, container, false);
    mRecyclerView = (RecyclerView) view.findViewById(android.R.id.list);
    final LinearLayoutManager manager = new LinearLayoutManager(getActivity());
    manager.setStackFromEnd(true);
    manager.setReverseLayout(false);
    mRecyclerView.setHasFixedSize(true);
    mRecyclerView.setLayoutManager(manager);
    mRecyclerView.setItemAnimator(new DefaultItemAnimator() {
        private final List<ViewHolder> mAddAnimations = new ArrayList<ViewHolder>();
        private PopupTransitionAnimation mPopupTransitionAnimation;

        @Override
        public boolean animateAdd(final ViewHolder holder) {
            final ConversationMessageView view = (ConversationMessageView) holder.itemView;
            final ConversationMessageData data = view.getData();
            endAnimation(holder);
            final long timeSinceSend = System.currentTimeMillis() - data.getReceivedTimeStamp();
            if (data.getReceivedTimeStamp() == InsertNewMessageAction.getLastSentMessageTimestamp()
                    && !data.getIsIncoming() && timeSinceSend < MESSAGE_ANIMATION_MAX_WAIT) {
                final ConversationMessageBubbleView messageBubble = (ConversationMessageBubbleView) view
                        .findViewById(R.id.message_content);
                final Rect startRect = UiUtils.getMeasuredBoundsOnScreen(mComposeMessageView);
                final View composeBubbleView = mComposeMessageView.findViewById(R.id.compose_message_text);
                final Rect composeBubbleRect = UiUtils.getMeasuredBoundsOnScreen(composeBubbleView);
                final AttachmentPreview attachmentView = (AttachmentPreview) mComposeMessageView
                        .findViewById(R.id.attachment_draft_view);
                final Rect attachmentRect = UiUtils.getMeasuredBoundsOnScreen(attachmentView);
                if (attachmentView.getVisibility() == View.VISIBLE) {
                    startRect.top = attachmentRect.top;
                } else {
                    startRect.top = composeBubbleRect.top;
                }
                startRect.top -= view.getPaddingTop();
                startRect.bottom = composeBubbleRect.bottom;
                startRect.left += view.getPaddingRight();

                view.setAlpha(0);
                mPopupTransitionAnimation = new PopupTransitionAnimation(startRect, view);
                mPopupTransitionAnimation.setOnStartCallback(new Runnable() {
                    @Override
                    public void run() {
                        final int startWidth = composeBubbleRect.width();
                        attachmentView.onMessageAnimationStart();
                        messageBubble.kickOffMorphAnimation(startWidth,
                                messageBubble.findViewById(R.id.message_text_and_info).getMeasuredWidth());
                    }
                });
                mPopupTransitionAnimation.setOnStopCallback(new Runnable() {
                    @Override
                    public void run() {
                        view.setAlpha(1);
                    }
                });
                mPopupTransitionAnimation.startAfterLayoutComplete();
                mAddAnimations.add(holder);
                return true;
            } else {
                return super.animateAdd(holder);
            }
        }

        @Override
        public void endAnimation(final ViewHolder holder) {
            if (mAddAnimations.remove(holder)) {
                holder.itemView.clearAnimation();
            }
            super.endAnimation(holder);
        }

        @Override
        public void endAnimations() {
            for (final ViewHolder holder : mAddAnimations) {
                holder.itemView.clearAnimation();
            }
            mAddAnimations.clear();
            if (mPopupTransitionAnimation != null) {
                mPopupTransitionAnimation.cancel();
            }
            super.endAnimations();
        }
    });
    mRecyclerView.setAdapter(mAdapter);

    if (savedInstanceState != null) {
        mListState = savedInstanceState.getParcelable(SAVED_INSTANCE_STATE_LIST_VIEW_STATE_KEY);
    }

    mConversationComposeDivider = view.findViewById(R.id.conversation_compose_divider);
    mScrollToDismissThreshold = ViewConfiguration.get(getActivity()).getScaledTouchSlop();
    mRecyclerView.addOnScrollListener(mListScrollListener);
    mFastScroller = ConversationFastScroller.addTo(mRecyclerView,
            UiUtils.isRtlMode() ? ConversationFastScroller.POSITION_LEFT_SIDE
                    : ConversationFastScroller.POSITION_RIGHT_SIDE);

    mComposeMessageView = (ComposeMessageView) view.findViewById(R.id.message_compose_view_container);
    // Bind the compose message view to the DraftMessageData
    mComposeMessageView.bind(DataModel.get().createDraftMessageData(mBinding.getData().getConversationId()),
            this);

    return view;
}

---

From source file:com.android.launcher2.Workspace.java

public void beginDragShared(View child, DragSource source) {
    Resources r = getResources();

    // The drag bitmap follows the touch point around on the screen
    final Bitmap b = createDragBitmap(child, new Canvas(), DRAG_BITMAP_PADDING);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - DRAG_BITMAP_PADDING / 2);

    Point dragVisualizeOffset = null;
    Rect dragRect = null;//from w  w w .  ja  v a  2 s . c o m
    if (child instanceof BubbleTextView || child instanceof PagedViewIcon) {
        int iconSize = r.getDimensionPixelSize(R.dimen.app_icon_size);
        int iconPaddingTop = r.getDimensionPixelSize(R.dimen.app_icon_padding_top);
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets, but the
        // dragVisualizeOffset in addition to the dragRect (the size) to position the outline.
        dragVisualizeOffset = new Point(-DRAG_BITMAP_PADDING / 2, iconPaddingTop - DRAG_BITMAP_PADDING / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = r.getDimensionPixelSize(R.dimen.folder_preview_size);
        dragRect = new Rect(0, 0, child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedOrFocusedBackground();
    }

    mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);
    b.recycle();

    // Show the scrolling indicator when you pick up an item
    showScrollingIndicator(false);
}

---

From source file:com.zyk.launcher.AsyncTaskCallback.java

public void beginDragShared(View child, DragSource source) {
    ////w  w  w.  ja  v  a  2  s . c o  m
    child.clearFocus();
    //??false?false?
    child.setPressed(false);

    //???????
    // The outline is used to visualize where the item will land if dropped
    mDragOutline = createDragOutline(child, Workspace.DRAG_BITMAP_PADDING);

    //        mLauncher.onDragStarted(child);
    // The drag bitmap follows the touch point around on the screen
    AtomicInteger padding = new AtomicInteger(Workspace.DRAG_BITMAP_PADDING);
    final Bitmap b = Utils.createDragBitmap(child, padding);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - padding.get() / 2);

    LauncherAppState app = LauncherAppState.getInstance();
    DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;
    if (child instanceof BubbleTextView) {
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets, but the
        // dragVisualizeOffset in addition to the dragRect (the size) to position the outline.
        dragVisualizeOffset = new Point(-padding.get() / 2, padding.get() / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedBackground();
    }

    if (child.getTag() == null || !(child.getTag() instanceof ItemInfo)) {
        String msg = "Drag started with a view that has no tag set. This "
                + "will cause a crash (issue 11627249) down the line. " + "View: " + child + "  tag: "
                + child.getTag();
        throw new IllegalStateException(msg);
    }

    DragView dv = mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);
    dv.setIntrinsicIconScaleFactor(source.getIntrinsicIconScaleFactor());

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

From source file:cc.flydev.launcher.Workspace.java

public void beginDragShared(View child, DragSource source) {
    // The drag bitmap follows the touch point around on the screen
    final Bitmap b = createDragBitmap(child, new Canvas(), DRAG_BITMAP_PADDING);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - DRAG_BITMAP_PADDING / 2);

    LauncherAppState app = LauncherAppState.getInstance();
    DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;/*from   w  w  w  .  j a va 2s . c o  m*/
    if (child instanceof BubbleTextView || child instanceof PagedViewIcon) {
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets, but the
        // dragVisualizeOffset in addition to the dragRect (the size) to position the outline.
        dragVisualizeOffset = new Point(-DRAG_BITMAP_PADDING / 2, DRAG_BITMAP_PADDING / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedOrFocusedBackground();
    }

    mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

From source file:com.android.launcher3.Launcher.java

private Bundle getActivityLaunchOptions(View v) {
    if (Utilities.ATLEAST_MARSHMALLOW) {
        int left = 0, top = 0;
        int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
        if (v instanceof TextView) {
            // Launch from center of icon, not entire view
            Drawable icon = Workspace.getTextViewIcon((TextView) v);
            if (icon != null) {
                Rect bounds = icon.getBounds();
                left = (width - bounds.width()) / 2;
                top = v.getPaddingTop();
                width = bounds.width();//from   w  w w .  ja  v  a  2s . c om
                height = bounds.height();
            }
        }
        return ActivityOptions.makeClipRevealAnimation(v, left, top, width, height).toBundle();
    } else if (Utilities.ATLEAST_LOLLIPOP_MR1) {
        // On L devices, we use the device default slide-up transition.
        // On L MR1 devices, we use a custom version of the slide-up transition which
        // doesn't have the delay present in the device default.
        return ActivityOptions.makeCustomAnimation(this, R.anim.task_open_enter, R.anim.no_anim).toBundle();
    }
    return null;
}

---

From source file:com.aidy.launcher3.ui.workspace.Workspace.java

public void beginDragShared(View child, DragSource source) {
    // The drag bitmap follows the touch point around on the screen
    final Bitmap b = createDragBitmap(child, new Canvas(), DRAG_BITMAP_PADDING);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - DRAG_BITMAP_PADDING / 2);

    LauncherAppState app = LauncherAppState.getInstance();
    DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;/*from w w w .  j ava 2  s.  c  o m*/
    if (child instanceof BubbleTextView || child instanceof PagedViewIcon) {
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets,
        // but the
        // dragVisualizeOffset in addition to the dragRect (the size) to
        // position the outline.
        dragVisualizeOffset = new Point(-DRAG_BITMAP_PADDING / 2, DRAG_BITMAP_PADDING / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedOrFocusedBackground();
    }

    mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

From source file:com.example.launcher3.Workspace.java

public void beginDragShared(View child, DragSource source) {
    Log.d(TAG, "..");
    // The drag bitmap follows the touch point around on the screen
    final Bitmap b = createDragBitmap(child, new Canvas(), DRAG_BITMAP_PADDING);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - DRAG_BITMAP_PADDING / 2);

    LauncherAppState app = LauncherAppState.getInstance();
    DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;/* w  w  w .j a va  2  s  .  co  m*/
    if (child instanceof BubbleTextView || child instanceof PagedViewIcon) {
        Log.d(TAG, "if..");
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets,
        // but the
        // dragVisualizeOffset in addition to the dragRect (the size) to
        // position the outline.
        dragVisualizeOffset = new Point(-DRAG_BITMAP_PADDING / 2, DRAG_BITMAP_PADDING / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        Log.d(TAG, "else..");
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        Log.d(TAG, "if(child instanceof BubbleTextView)..");
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedOrFocusedBackground();
    }

    mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        Log.d(TAG, "if(child.getParent() instanceof ShortcutAndWidgetContainer)..");
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

From source file:com.auratech.launcher.Workspace.java

public void beginDragShared(View child, DragSource source) {
    // The drag bitmap follows the touch point around on the screen
    final Bitmap b = createDragBitmap(child, new Canvas(), DRAG_BITMAP_PADDING);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - DRAG_BITMAP_PADDING / 2);

    LauncherAppState app = LauncherAppState.getInstance();
    DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;//  w  w w .j  a va 2s.com
    if (child instanceof BubbleTextView || child instanceof PagedViewIcon) {
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets, but the
        // dragVisualizeOffset in addition to the dragRect (the size) to position the outline.
        dragVisualizeOffset = new Point(-DRAG_BITMAP_PADDING / 2, DRAG_BITMAP_PADDING / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedOrFocusedBackground();
    } else if (child instanceof FolderIcon) {
        // Dismiss the folder cling if we haven't already
        mLauncher.getLauncherClings().markFolderClingDismissed();
    }

    if (child.getTag() == null || !(child.getTag() instanceof ItemInfo)) {
        String msg = "Drag started with a view that has no tag set. This "
                + "will cause a crash (issue 11627249) down the line. " + "View: " + child + "  tag: "
                + child.getTag();
        throw new IllegalStateException(msg);
    }

    DragView dv = mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);
    dv.setIntrinsicIconScaleFactor(source.getIntrinsicIconScaleFactor());

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

From source file:com.phonemetra.turbo.launcher.Workspace.java

public void beginDragShared(View child, DragSource source) {
    // The drag bitmap follows the touch point around on the screen
    final Bitmap b = createDragBitmap(child, new Canvas(), DRAG_BITMAP_PADDING);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - DRAG_BITMAP_PADDING / 2);

    LauncherAppState app = LauncherAppState.getInstance();
    DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;/*from w  w  w  . j  ava  2 s . c  om*/
    if (child instanceof BubbleTextView || child instanceof PagedViewIcon) {
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets, but the
        // dragVisualizeOffset in addition to the dragRect (the size) to position the outline.
        dragVisualizeOffset = new Point(-DRAG_BITMAP_PADDING / 2, DRAG_BITMAP_PADDING / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedOrFocusedBackground();
    }

    if (child.getTag() == null || !(child.getTag() instanceof ItemInfo)) {
        String msg = "Drag started with a view that has no tag set. This "
                + "will cause a crash (issue 11627249) down the line. " + "View: " + child + "  tag: "
                + child.getTag();
        throw new IllegalStateException(msg);
    }

    DragView dv = mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale);
    dv.setIntrinsicIconScaleFactor(source.getIntrinsicIconScaleFactor());

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

From source file:com.klinker.android.launcher.launcher3.Workspace.java

public void beginDragShared(View child, Point relativeTouchPos, DragSource source, boolean accessible) {
    child.clearFocus();// w ww  .  ja  v  a2 s.  co  m
    child.setPressed(false);

    // The outline is used to visualize where the item will land if dropped
    mDragOutline = createDragOutline(child, DRAG_BITMAP_PADDING);

    mLauncher.onDragStarted(child);
    // The drag bitmap follows the touch point around on the screen
    AtomicInteger padding = new AtomicInteger(DRAG_BITMAP_PADDING);
    final Bitmap b = createDragBitmap(child, padding);

    final int bmpWidth = b.getWidth();
    final int bmpHeight = b.getHeight();

    float scale = mLauncher.getDragLayer().getLocationInDragLayer(child, mTempXY);
    int dragLayerX = Math.round(mTempXY[0] - (bmpWidth - scale * child.getWidth()) / 2);
    int dragLayerY = Math.round(mTempXY[1] - (bmpHeight - scale * bmpHeight) / 2 - padding.get() / 2);

    DeviceProfile grid = mLauncher.getDeviceProfile();
    Point dragVisualizeOffset = null;
    Rect dragRect = null;
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        int iconSize = grid.iconSizePx;
        int top = child.getPaddingTop();
        int left = (bmpWidth - iconSize) / 2;
        int right = left + iconSize;
        int bottom = top + iconSize;
        if (icon.isLayoutHorizontal()) {
            // If the layout is horizontal, then if we are just picking up the icon, then just
            // use the child position since the icon is top-left aligned.  Otherwise, offset
            // the drag layer position horizontally so that the icon is under the current
            // touch position.
            if (icon.getIcon().getBounds().contains(relativeTouchPos.x, relativeTouchPos.y)) {
                dragLayerX = Math.round(mTempXY[0]);
            } else {
                dragLayerX = Math.round(mTempXY[0] + relativeTouchPos.x - (bmpWidth / 2));
            }
        }
        dragLayerY += top;
        // Note: The drag region is used to calculate drag layer offsets, but the
        // dragVisualizeOffset in addition to the dragRect (the size) to position the outline.
        dragVisualizeOffset = new Point(-padding.get() / 2, padding.get() / 2);
        dragRect = new Rect(left, top, right, bottom);
    } else if (child instanceof FolderIcon) {
        int previewSize = grid.folderIconSizePx;
        dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
    }

    // Clear the pressed state if necessary
    if (child instanceof BubbleTextView) {
        BubbleTextView icon = (BubbleTextView) child;
        icon.clearPressedBackground();
    }

    if (child.getTag() == null || !(child.getTag() instanceof ItemInfo)) {
        String msg = "Drag started with a view that has no tag set. This "
                + "will cause a crash (issue 11627249) down the line. " + "View: " + child + "  tag: "
                + child.getTag();
        throw new IllegalStateException(msg);
    }

    DragView dv = mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
            DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale, accessible);
    dv.setIntrinsicIconScaleFactor(source.getIntrinsicIconScaleFactor());

    if (child.getParent() instanceof ShortcutAndWidgetContainer) {
        mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
    }

    b.recycle();
}

---

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