Examples with LayoutTransition android.animation.LayoutTransition used on opensource projects

Example 11 with LayoutTransition

use of android.animation.LayoutTransition in project android_frameworks_base by ParanoidAndroid.

the class RenderSessionImpl method insertChild.

/**
     * Insert a new child into an existing parent.
     * <p>
     * {@link #acquire(long)} must have been called before this.
     *
     * @throws IllegalStateException if the current context is different than the one owned by
     *      the scene, or if {@link #acquire(long)} was not called.
     *
     * @see RenderSession#insertChild(Object, ILayoutPullParser, int, IAnimationListener)
     */
public Result insertChild(final ViewGroup parentView, ILayoutPullParser childXml, final int index, IAnimationListener listener) {
    checkLock();
    BridgeContext context = getContext();
    // create a block parser for the XML
    BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser(childXml, context, false);
    // inflate the child without adding it to the root since we want to control where it'll
    // get added. We do pass the parentView however to ensure that the layoutParams will
    // be created correctly.
    final View child = mInflater.inflate(blockParser, parentView, false);
    blockParser.ensurePopped();
    invalidateRenderingSize();
    if (listener != null) {
        new AnimationThread(this, "insertChild", listener) {

            @Override
            public Result preAnimation() {
                parentView.setLayoutTransition(new LayoutTransition());
                return addView(parentView, child, index);
            }

            @Override
            public void postAnimation() {
                parentView.setLayoutTransition(null);
            }
        }.start();
        // always return success since the real status will come through the listener.
        return SUCCESS.createResult(child);
    }
    // add it to the parentView in the correct location
    Result result = addView(parentView, child, index);
    if (result.isSuccess() == false) {
        return result;
    }
    result = render(false);
    if (result.isSuccess()) {
        result = result.getCopyWithData(child);
    }
    return result;
}

Example 12 with LayoutTransition

use of android.animation.LayoutTransition in project android_frameworks_base by ParanoidAndroid.

the class RenderSessionImpl method moveView.

/**
     * Moves a View from its current parent to a new given parent at a new given location, with
     * an optional new {@link LayoutParams} instance
     *
     * @param previousParent the previous parent, still owning the child at the time of the call.
     * @param newParent the new parent
     * @param movedView the view to move
     * @param index the new location in the new parent
     * @param params an option (can be null) {@link LayoutParams} instance.
     *
     * @return a Result with {@link Status#SUCCESS} or
     *     {@link Status#ERROR_VIEWGROUP_NO_CHILDREN} if the given parent doesn't support
     *     adding views.
     */
private Result moveView(ViewGroup previousParent, final ViewGroup newParent, final View movedView, final int index, final LayoutParams params) {
    try {
        // check if there is a transition on the previousParent.
        LayoutTransition previousTransition = previousParent.getLayoutTransition();
        if (previousTransition != null) {
            // in this case there is an animation. This means we have to wait for the child's
            // parent reference to be null'ed out so that we can add it to the new parent.
            // It is technically removed right before the DISAPPEARING animation is done (if
            // the animation of this type is not null, otherwise it's after which is impossible
            // to handle).
            // Because there is no move animation, if the new parent is the same as the old
            // parent, we need to wait until the CHANGE_DISAPPEARING animation is done before
            // adding the child or the child will appear in its new location before the
            // other children have made room for it.
            // add a listener to the transition to be notified of the actual removal.
            previousTransition.addTransitionListener(new TransitionListener() {

                private int mChangeDisappearingCount = 0;

                @Override
                public void startTransition(LayoutTransition transition, ViewGroup container, View view, int transitionType) {
                    if (transitionType == LayoutTransition.CHANGE_DISAPPEARING) {
                        mChangeDisappearingCount++;
                    }
                }

                @Override
                public void endTransition(LayoutTransition transition, ViewGroup container, View view, int transitionType) {
                    if (transitionType == LayoutTransition.CHANGE_DISAPPEARING) {
                        mChangeDisappearingCount--;
                    }
                    if (transitionType == LayoutTransition.CHANGE_DISAPPEARING && mChangeDisappearingCount == 0) {
                        // add it to the parentView in the correct location
                        if (params != null) {
                            newParent.addView(movedView, index, params);
                        } else {
                            newParent.addView(movedView, index);
                        }
                    }
                }
            });
            // remove the view from the current parent.
            previousParent.removeView(movedView);
            // and return since adding the view to the new parent is done in the listener.
            return SUCCESS.createResult();
        } else {
            // standard code with no animation. pretty simple.
            previousParent.removeView(movedView);
            // add it to the parentView in the correct location
            if (params != null) {
                newParent.addView(movedView, index, params);
            } else {
                newParent.addView(movedView, index);
            }
            return SUCCESS.createResult();
        }
    } catch (UnsupportedOperationException e) {
        // looks like this is a view class that doesn't support children manipulation!
        return ERROR_VIEWGROUP_NO_CHILDREN.createResult();
    }
}

Example 13 with LayoutTransition

use of android.animation.LayoutTransition in project platform_frameworks_base by android.

the class RenderSessionImpl method moveView.

/**
     * Moves a View from its current parent to a new given parent at a new given location, with
     * an optional new {@link LayoutParams} instance
     *
     * @param previousParent the previous parent, still owning the child at the time of the call.
     * @param newParent the new parent
     * @param movedView the view to move
     * @param index the new location in the new parent
     * @param params an option (can be null) {@link LayoutParams} instance.
     *
     * @return a Result with {@link Status#SUCCESS} or
     *     {@link Status#ERROR_VIEWGROUP_NO_CHILDREN} if the given parent doesn't support
     *     adding views.
     */
private Result moveView(ViewGroup previousParent, final ViewGroup newParent, final View movedView, final int index, final LayoutParams params) {
    try {
        // check if there is a transition on the previousParent.
        LayoutTransition previousTransition = previousParent.getLayoutTransition();
        if (previousTransition != null) {
            // in this case there is an animation. This means we have to wait for the child's
            // parent reference to be null'ed out so that we can add it to the new parent.
            // It is technically removed right before the DISAPPEARING animation is done (if
            // the animation of this type is not null, otherwise it's after which is impossible
            // to handle).
            // Because there is no move animation, if the new parent is the same as the old
            // parent, we need to wait until the CHANGE_DISAPPEARING animation is done before
            // adding the child or the child will appear in its new location before the
            // other children have made room for it.
            // add a listener to the transition to be notified of the actual removal.
            previousTransition.addTransitionListener(new TransitionListener() {

                private int mChangeDisappearingCount = 0;

                @Override
                public void startTransition(LayoutTransition transition, ViewGroup container, View view, int transitionType) {
                    if (transitionType == LayoutTransition.CHANGE_DISAPPEARING) {
                        mChangeDisappearingCount++;
                    }
                }

                @Override
                public void endTransition(LayoutTransition transition, ViewGroup container, View view, int transitionType) {
                    if (transitionType == LayoutTransition.CHANGE_DISAPPEARING) {
                        mChangeDisappearingCount--;
                    }
                    if (transitionType == LayoutTransition.CHANGE_DISAPPEARING && mChangeDisappearingCount == 0) {
                        // add it to the parentView in the correct location
                        if (params != null) {
                            newParent.addView(movedView, index, params);
                        } else {
                            newParent.addView(movedView, index);
                        }
                    }
                }
            });
            // remove the view from the current parent.
            previousParent.removeView(movedView);
            // and return since adding the view to the new parent is done in the listener.
            return SUCCESS.createResult();
        } else {
            // standard code with no animation. pretty simple.
            previousParent.removeView(movedView);
            // add it to the parentView in the correct location
            if (params != null) {
                newParent.addView(movedView, index, params);
            } else {
                newParent.addView(movedView, index);
            }
            return SUCCESS.createResult();
        }
    } catch (UnsupportedOperationException e) {
        // looks like this is a view class that doesn't support children manipulation!
        return ERROR_VIEWGROUP_NO_CHILDREN.createResult();
    }
}

Example 14 with LayoutTransition

use of android.animation.LayoutTransition in project Transitions-Everywhere by andkulikov.

the class ViewOverlayPreJellybean method addView.

@Override
public void addView(View child, int left, int top) {
    if (child.getParent() instanceof ViewGroup) {
        ViewGroup parent = (ViewGroup) child.getParent();
        LayoutTransition layoutTransition = null;
        if (parent.getLayoutTransition() != null) {
            layoutTransition = parent.getLayoutTransition();
            parent.setLayoutTransition(null);
        }
        parent.removeView(child);
        if (layoutTransition != null) {
            parent.setLayoutTransition(layoutTransition);
        }
        if (child.getParent() != null) {
            // LayoutTransition will cause the child to delay removal - cancel it
            ViewGroupUtils.cancelLayoutTransition(parent);
            // fail-safe if view is still attached for any reason
            if (child.getParent() != null && FIELD_VIEW_PARENT != null) {
                ReflectionUtils.setFieldValue(child, FIELD_VIEW_PARENT, null);
            }
        }
        if (child.getParent() != null) {
            return;
        }
    }
    child.setTag(R.id.overlay_layout_params_backup, child.getLayoutParams());
    addView(child, initParams(child, left, top));
    invalidate();
}

Example 15 with LayoutTransition

use of android.animation.LayoutTransition in project platform_frameworks_base by android.

the class ViewGroup method initFromAttributes.

private void initFromAttributes(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ViewGroup, defStyleAttr, defStyleRes);
    final int N = a.getIndexCount();
    for (int i = 0; i < N; i++) {
        int attr = a.getIndex(i);
        switch(attr) {
            case R.styleable.ViewGroup_clipChildren:
                setClipChildren(a.getBoolean(attr, true));
                break;
            case R.styleable.ViewGroup_clipToPadding:
                setClipToPadding(a.getBoolean(attr, true));
                break;
            case R.styleable.ViewGroup_animationCache:
                setAnimationCacheEnabled(a.getBoolean(attr, true));
                break;
            case R.styleable.ViewGroup_persistentDrawingCache:
                setPersistentDrawingCache(a.getInt(attr, PERSISTENT_SCROLLING_CACHE));
                break;
            case R.styleable.ViewGroup_addStatesFromChildren:
                setAddStatesFromChildren(a.getBoolean(attr, false));
                break;
            case R.styleable.ViewGroup_alwaysDrawnWithCache:
                setAlwaysDrawnWithCacheEnabled(a.getBoolean(attr, true));
                break;
            case R.styleable.ViewGroup_layoutAnimation:
                int id = a.getResourceId(attr, -1);
                if (id > 0) {
                    setLayoutAnimation(AnimationUtils.loadLayoutAnimation(mContext, id));
                }
                break;
            case R.styleable.ViewGroup_descendantFocusability:
                setDescendantFocusability(DESCENDANT_FOCUSABILITY_FLAGS[a.getInt(attr, 0)]);
                break;
            case R.styleable.ViewGroup_splitMotionEvents:
                setMotionEventSplittingEnabled(a.getBoolean(attr, false));
                break;
            case R.styleable.ViewGroup_animateLayoutChanges:
                boolean animateLayoutChanges = a.getBoolean(attr, false);
                if (animateLayoutChanges) {
                    setLayoutTransition(new LayoutTransition());
                }
                break;
            case R.styleable.ViewGroup_layoutMode:
                setLayoutMode(a.getInt(attr, LAYOUT_MODE_UNDEFINED));
                break;
            case R.styleable.ViewGroup_transitionGroup:
                setTransitionGroup(a.getBoolean(attr, false));
                break;
            case R.styleable.ViewGroup_touchscreenBlocksFocus:
                setTouchscreenBlocksFocus(a.getBoolean(attr, false));
                break;
        }
    }
    a.recycle();
}