android.view.DragEvent#getLocalState ( )源码实例Demo

下面列出了android.view.DragEvent#getLocalState ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： PlusDemo 文件： DragListenerGridView.java

@Override
public boolean onDrag(View v, DragEvent event) {
    switch (event.getAction()) {
        case DragEvent.ACTION_DRAG_STARTED:
            if (event.getLocalState() == v) {
                v.setVisibility(INVISIBLE);
            }
            break;
        case DragEvent.ACTION_DRAG_ENTERED:
            System.out.println("draggg");
            if (event.getLocalState() != v) {
                sort(v);
            }
            break;
        case DragEvent.ACTION_DRAG_EXITED:
            break;
        case DragEvent.ACTION_DRAG_ENDED:
            v.setVisibility(VISIBLE);
            break;
    }
    return true;
}

源代码2 项目： Yahala-Messenger 文件： PasswordButton.java

@Override
public boolean onDragEvent(DragEvent event) {
    PasswordStateObject state = (PasswordStateObject) event.getLocalState();
    if (event.getAction() == DragEvent.ACTION_DRAG_LOCATION) {
        if (!state.toString().contains((String) getTag())) {
            state.append((String) getTag());
            ((PasswordListener) getParent()).onPasswordButtonTouched(this);
            setBackgroundResource(R.drawable.loginbuttonpressed);
        }
    }
    if (event.getAction() == DragEvent.ACTION_DRAG_ENDED)
        if (state != null) {
            state.passwordComplete();
        }
    return true;
}

源代码3 项目： Taskbar 文件： HomeActivityDelegate.java

@Override
public boolean onDrag(View v, DragEvent event) {
    switch(event.getAction()) {
        case DragEvent.ACTION_DRAG_STARTED:
        default:
            // do nothing
            break;
        case DragEvent.ACTION_DRAG_ENTERED:
            FrameLayout container = (FrameLayout) v;
            if(container.getChildCount() == 0
                    || startDragIndex == desktopIcons.indexOfChild(container)) {
                v.setBackgroundColor(U.getAccentColor(HomeActivityDelegate.this));
                v.setAlpha(0.5f);
            }
            break;
        case DragEvent.ACTION_DRAG_ENDED:
            View view = (View) event.getLocalState();
            view.setVisibility(View.VISIBLE);
            // fall through
        case DragEvent.ACTION_DRAG_EXITED:
            v.setBackground(null);
            v.setAlpha(1);
            break;
        case DragEvent.ACTION_DROP:
            FrameLayout container2 = (FrameLayout) v;
            if(container2.getChildCount() == 0) {
                // Dropped, reassign View to ViewGroup
                View view2 = (View) event.getLocalState();
                ViewGroup owner = (ViewGroup) view2.getParent();
                owner.removeView(view2);
                container2.addView(view2);

                endDragIndex = desktopIcons.indexOfChild(container2);
                reassignDroppedIcon();
            }
            break;
    }
    return true;
}

源代码4 项目： android-profile 文件： StoreExampleActivity.java

@Override
        public boolean onDrag(View v, DragEvent event) {
            View view = (View) event.getLocalState();
//            ViewGroup owner = (ViewGroup) view.getParent();
//            LinearLayout container = (LinearLayout) v;
            switch (event.getAction()) {
                case DragEvent.ACTION_DRAG_STARTED:
                    break;
                case DragEvent.ACTION_DRAG_ENTERED:
                    v.setBackgroundDrawable(enterShape);
                    break;
                case DragEvent.ACTION_DRAG_EXITED:
                    v.setBackgroundDrawable(normalShape);
                    break;
                case DragEvent.ACTION_DROP:

                    // Dropped, reassign View to ViewGroup

                    ViewGroup left = (ViewGroup)findViewById(R.id.leftbox);
                    ViewGroup right = (ViewGroup)findViewById(R.id.rightbox);

                    if (right == v){
                        left.removeView(view);
                        right.addView(view);
                        view.setVisibility(View.VISIBLE);

                        // Once the user drags the SOOMBOT to the empty box, we open the store.
                        openStore();
                    }
                    break;
                case DragEvent.ACTION_DRAG_ENDED:
                    view.setVisibility(View.VISIBLE);

                    v.setBackgroundDrawable(normalShape);
                default:
                    break;
            }
            return true;
        }

源代码5 项目： codeexamples-android 文件： DragActivity.java

@Override
public boolean onDrag(View v, DragEvent event) {
	int action = event.getAction();
	switch (event.getAction()) {
	case DragEvent.ACTION_DRAG_STARTED:
		// Do nothing
		break;
	case DragEvent.ACTION_DRAG_ENTERED:
		v.setBackgroundDrawable(enterShape);
		break;
	case DragEvent.ACTION_DRAG_EXITED:
		v.setBackgroundDrawable(normalShape);
		break;
	case DragEvent.ACTION_DROP:
		// Dropped, reassign View to ViewGroup
		View view = (View) event.getLocalState();
		ViewGroup owner = (ViewGroup) view.getParent();
		// TODO 1 removeView from owner
		// TODO 2 add to v which is a LinearLayout
		// TODO 3 set view to View.Visible
		
		break;
	case DragEvent.ACTION_DRAG_ENDED:
		v.setBackgroundDrawable(normalShape);
	default:
		break;
	}
	return true;
}

源代码6 项目： codeexamples-android 文件： DraggableDot.java

private void processDrop(DragEvent event) {
    final ClipData data = event.getClipData();
    final int N = data.getItemCount();
    for (int i = 0; i < N; i++) {
        ClipData.Item item = data.getItemAt(i);
        Log.i(TAG, "Dropped item " + i + " : " + item);
        if (mReportView != null) {
            String text = item.coerceToText(getContext()).toString();
            if (event.getLocalState() == (Object) this) {
                text += " : Dropped on self!";
            }
            mReportView.setText(text);
        }
    }
}

源代码7 项目： codeexamples-android 文件： DragActivity.java

@Override
public boolean onDrag(View v, DragEvent event) {
	switch (event.getAction()) {
	case DragEvent.ACTION_DRAG_STARTED:
		// Do nothing
		break;
	case DragEvent.ACTION_DRAG_ENTERED:
		v.setBackground(enterShape);
		break;
	case DragEvent.ACTION_DRAG_EXITED:
		v.setBackground(normalShape);
		break;
	case DragEvent.ACTION_DROP:
		// view dropped, reassign the view to the new ViewGroup
		View view = (View) event.getLocalState();
		ViewGroup owner = (ViewGroup) view.getParent();
		owner.removeView(view);
		LinearLayout container = (LinearLayout) v;
		container.addView(view);
		view.setVisibility(View.VISIBLE);
		break;
	case DragEvent.ACTION_DRAG_ENDED:
		v.setBackground(normalShape);
	default:
		break;
	}
	return true;
}

源代码8 项目： codeexamples-android 文件： DragActivity.java

@Override
public boolean onDrag(View v, DragEvent event) {
	switch (event.getAction()) {
	case DragEvent.ACTION_DRAG_STARTED:
		// Do nothing
		break;
	case DragEvent.ACTION_DRAG_ENTERED:
		v.setBackground(enterShape);
		break;
	case DragEvent.ACTION_DRAG_EXITED:
		v.setBackground(normalShape);
		break;
	case DragEvent.ACTION_DROP:
		// view dropped, reassign the view to the new ViewGroup
		View view = (View) event.getLocalState();
		ViewGroup owner = (ViewGroup) view.getParent();
		owner.removeView(view);
		LinearLayout container = (LinearLayout) v;
		container.addView(view);
		view.setVisibility(View.VISIBLE);
		break;
	case DragEvent.ACTION_DRAG_ENDED:
		v.setBackground(normalShape);
	default:
		break;
	}
	return true;
}

源代码9 项目： Android_UE 文件： ViewDragListenerView.java

@Override
    public boolean onDrag(View view, DragEvent dragEvent) {
        switch (dragEvent.getAction()) {
            case DragEvent.ACTION_DRAG_STARTED:
                if (dragEvent.getLocalState() == view) {
                    view.setVisibility(View.INVISIBLE);
                }
                // 开始拖拽
                Log.e(TAG, "开始拖拽");
                break;
            case DragEvent.ACTION_DRAG_LOCATION:
                // 主要是感觉是在拖动中就会回调
//                Log.e(TAG, "主要是感觉是在拖动中就会回调");
                break;
            case DragEvent.ACTION_DROP:
                // 向用户已释放拖动阴影的视图发出信号，拖动点位于视图的边界框内，而不在可接受数据的后代视图中。
                Log.e(TAG, "向用户已释放拖动阴影的视图发出信号，拖动点位于视图的边界框内，而不在可接受数据的后代视图中。");
                break;
            case DragEvent.ACTION_DRAG_ENDED:
                // 拖拽已结束
                Log.e(TAG, "拖拽已结束");
                if (dragEvent.getLocalState() == view) {
                    view.setVisibility(View.VISIBLE);
                }
                break;
            case DragEvent.ACTION_DRAG_ENTERED:
                // 拖拽的View已经到了其他View的范围，判断点为手指触摸的位置
                if (dragEvent.getLocalState() != view) {
                    // 每个View都会收到的，所以要排除掉自己
                    sortView(view);
                    Log.e(TAG, "拖拽的View已经到了其他View的范围");

                }
                break;
            case DragEvent.ACTION_DRAG_EXITED:
                // 移出了当前View的范围，判断点为手指触摸的位置
                Log.e(TAG, "移出了当前View的范围");
                break;
        }
        return true;
    }

源代码10 项目： ssj 文件： FeedbackCollectionOnDragListener.java

@Override
public boolean onDrag(final View v, DragEvent event)
{
	if (event.getLocalState() instanceof FeedbackComponentView)
	{
		final FeedbackComponentView feedbackComponentView = ((FeedbackComponentView) event.getLocalState());

		switch (event.getAction())
		{
			case ACTION_DRAG_STARTED:
				feedbackCollectionActivity.showDragIcons(feedbackComponentView.getWidth(), feedbackComponentView.getHeight());
				break;
			case ACTION_DROP:
				if (v instanceof FeedbackLevelLayout)
				{
					((FeedbackLevelLayout) v).addGridComponent(feedbackComponentView);
				}
				else if (v.equals(feedbackCollectionActivity.getRecycleBin()))
				{
					feedbackComponentView.post(new Runnable()
					{
						@Override
						public void run()
						{
							((ViewGroup) feedbackComponentView.getParent()).removeView(feedbackComponentView);
							feedbackCollectionActivity.requestReorder();
						}
					});
					PipelineBuilder.getInstance().remove(
							feedbackComponentView.getFeedbackLevelBehaviourEntry().getKey()
					);
				}
				break;
			case ACTION_DRAG_ENDED:
				// Set currently draged to false no matter where the drag ended, to force normal painting.
				feedbackComponentView.setCurrentlyDraged(false);
				feedbackCollectionActivity.hideDragIcons();
				break;
		}
		return true;
	}
	return false;
}

源代码11 项目： ssj 文件： PipeOnDragListener.java

/**
 * @param pipeView PipeView
 * @param event    DragEvent
 */
private void cleanup(final PipeView pipeView, final DragEvent event)
{
    //remove view from owner
    ComponentView componentView = (ComponentView) event.getLocalState();
    Result result = Result.NOTHING;
    try
    {
        result = handleCollision(pipeView, componentView);
    } finally
    {
        //remove recycle bin
        ViewParent viewParent = recycleBin.getParent();
        if (viewParent != null && viewParent instanceof ViewGroup)
        {
            ((ViewGroup) viewParent).removeView(recycleBin);
        }
        recycleBin.invalidate();
        recycleBin = null;
        componentView.invalidate();
        switch (result)
        {
            case NOTHING:
                break;
            case PLACED:
                pipeView.placeElements();
                break;
            case CONNECTED:
                pipeView.createElements();
                pipeView.placeElements();
                break;
            case DELETED:
                pipeView.createElements();
                pipeView.placeElements();
                //inform listeners after delay to avoid null pointer exception on tab deletion
                Handler handler = new Handler(Looper.getMainLooper());
                Runnable runnable = new Runnable()
                {
                    public void run()
                    {
                        pipeView.informListeners();
                    }
                };
                handler.postDelayed(runnable, 50);
                break;
            default:
                break;
        }
    }
}

源代码12 项目： ssj 文件： PipeOnDragListener.java

/**
     * @param v     View
     * @param event DragEvent
     * @return boolean
     */
    @Override
    public boolean onDrag(final View v, final DragEvent event)
    {
        if (v instanceof PipeView)
        {
            final PipeView pipeView = (PipeView) v;
            switch (event.getAction())
            {
                case DragEvent.ACTION_DRAG_STARTED:
                {
                    //init values
                    xCoord = 0;
                    yCoord = 0;
                    dropped = false;
                    createRecycleBin(pipeView);
                    break;
                }
                case DragEvent.ACTION_DRAG_ENTERED:
                    break;
                case DragEvent.ACTION_DRAG_EXITED:
                    break;
                case DragEvent.ACTION_DROP:
                    //update drop location
                    xCoord = event.getX();
                    yCoord = event.getY();
                    dropped = true;
                    ComponentView view = (ComponentView) event.getLocalState();
                    pipeView.getGrid().setGridValue(view.getGridX(), view.getGridY(), false);
                    break;
                case DragEvent.ACTION_DRAG_ENDED:
                    cleanup(pipeView, event);
                    break;
                case DragEvent.ACTION_DRAG_LOCATION:
                {
//                    //@todo add scroll behaviour to drag and drop
//                    HorizontalScrollView horizontalScrollView = (HorizontalScrollView) pipeView.getParent();
//                    if (horizontalScrollView != null)
//                    {
//                        ScrollView scrollView = (ScrollView) horizontalScrollView.getParent();
//                        if (scrollView != null)
//                        {
//                            //way one
//                            int y = Math.round(event.getY());
//                            int translatedY = y - scrollView.getScrollY();
//                            int threshold = 50;
//                            // make a scrolling up due the y has passed the threshold
//                            if (translatedY < threshold) {
//                                // make a scroll up by 30 px
//                                scrollView.smoothScrollBy(0, -30);
//                            }
//                            // make a autoscrolling down due y has passed the 500 px border
//                            if (translatedY + threshold > 500) {
//                                // make a scroll down by 30 px
//                                scrollView.smoothScrollBy(0, 30);
//                            }
//                            //way two
//                            int topOfDropZone = pipeView.getTop();
//                            int bottomOfDropZone = pipeView.getBottom();
//                            int scrollY = scrollView.getScrollY();
//                            int scrollViewHeight = scrollView.getMeasuredHeight();
//                            Log.d("location: Scroll Y: " + scrollY + " Scroll Y+Height: " + (scrollY + scrollViewHeight));
//                            Log.d(" top: " + topOfDropZone + " bottom: " + bottomOfDropZone);
//                            if (bottomOfDropZone > (scrollY + scrollViewHeight - 100))
//                            {
//                                scrollView.smoothScrollBy(0, 30);
//                            }
//                            if (topOfDropZone < (scrollY + 100))
//                            {
//                                scrollView.smoothScrollBy(0, -30);
//                            }
//                        }
//                    }
                    break;
                }
                default:
                    break;
            }
            return true;
        }
        return false;
    }

方法所在类

android.view.DragEvent