Examples with ViewGroup android.view.ViewGroup used on opensource projects

Example 71 with ViewGroup

use of android.view.ViewGroup in project platform_frameworks_base by android.

the class RenderSessionImpl method createViewInfo.

/**
     * Creates a {@link ViewInfo} for the view. The {@code ViewInfo} corresponding to the children
     * of the {@code view} are not created. Consequently, the children of {@code ViewInfo} is not
     * set.
     * @param offset an offset for the view bounds. Used only if view is part of the content frame.
     */
private ViewInfo createViewInfo(View view, int offset, boolean setExtendedInfo, boolean isContentFrame) {
    if (view == null) {
        return null;
    }
    ViewParent parent = view.getParent();
    ViewInfo result;
    if (isContentFrame) {
        // Account for parent scroll values when calculating the bounding box
        int scrollX = parent != null ? ((View) parent).getScrollX() : 0;
        int scrollY = parent != null ? ((View) parent).getScrollY() : 0;
        // The view is part of the layout added by the user. Hence,
        // the ViewCookie may be obtained only through the Context.
        result = new ViewInfo(view.getClass().getName(), getContext().getViewKey(view), -scrollX + view.getLeft(), -scrollY + view.getTop() + offset, -scrollX + view.getRight(), -scrollY + view.getBottom() + offset, view, view.getLayoutParams());
    } else {
        // We are part of the system decor.
        SystemViewInfo r = new SystemViewInfo(view.getClass().getName(), getViewKey(view), view.getLeft(), view.getTop(), view.getRight(), view.getBottom(), view, view.getLayoutParams());
        result = r;
        // 3. The overflow popup button.
        if (view instanceof ListMenuItemView) {
            // Mark 2.
            // All menus in the popup are of type ListMenuItemView.
            r.setViewType(ViewType.ACTION_BAR_OVERFLOW_MENU);
        } else {
            // Mark 3.
            ViewGroup.LayoutParams lp = view.getLayoutParams();
            if (lp instanceof ActionMenuView.LayoutParams && ((ActionMenuView.LayoutParams) lp).isOverflowButton) {
                r.setViewType(ViewType.ACTION_BAR_OVERFLOW);
            } else {
                // actionProviderClass.
                while (parent != mViewRoot && parent instanceof ViewGroup) {
                    if (parent instanceof ActionMenuView) {
                        r.setViewType(ViewType.ACTION_BAR_MENU);
                        break;
                    }
                    parent = parent.getParent();
                }
            }
        }
    }
    if (setExtendedInfo) {
        MarginLayoutParams marginParams = null;
        LayoutParams params = view.getLayoutParams();
        if (params instanceof MarginLayoutParams) {
            marginParams = (MarginLayoutParams) params;
        }
        result.setExtendedInfo(view.getBaseline(), marginParams != null ? marginParams.leftMargin : 0, marginParams != null ? marginParams.topMargin : 0, marginParams != null ? marginParams.rightMargin : 0, marginParams != null ? marginParams.bottomMargin : 0);
    }
    return result;
}

Example 72 with ViewGroup

use of android.view.ViewGroup in project platform_frameworks_base by android.

the class RenderSessionImpl method postInflateProcess.

/**
     * Post process on a view hierarchy that was just inflated.
     * <p/>
     * At the moment this only supports TabHost: If {@link TabHost} is detected, look for the
     * {@link TabWidget}, and the corresponding {@link FrameLayout} and make new tabs automatically
     * based on the content of the {@link FrameLayout}.
     * @param view the root view to process.
     * @param layoutlibCallback callback to the project.
     * @param skip the view and it's children are not processed.
     */
// For the use of Pair
@SuppressWarnings("deprecation")
private void postInflateProcess(View view, LayoutlibCallback layoutlibCallback, View skip) throws PostInflateException {
    if (view == skip) {
        return;
    }
    if (view instanceof TabHost) {
        setupTabHost((TabHost) view, layoutlibCallback);
    } else if (view instanceof QuickContactBadge) {
        QuickContactBadge badge = (QuickContactBadge) view;
        badge.setImageToDefault();
    } else if (view instanceof AdapterView<?>) {
        // get the view ID.
        int id = view.getId();
        BridgeContext context = getContext();
        // get a ResourceReference from the integer ID.
        ResourceReference listRef = context.resolveId(id);
        if (listRef != null) {
            SessionParams params = getParams();
            AdapterBinding binding = params.getAdapterBindings().get(listRef);
            // if there was no adapter binding, trying to get it from the call back.
            if (binding == null) {
                binding = layoutlibCallback.getAdapterBinding(listRef, context.getViewKey(view), view);
            }
            if (binding != null) {
                if (view instanceof AbsListView) {
                    if ((binding.getFooterCount() > 0 || binding.getHeaderCount() > 0) && view instanceof ListView) {
                        ListView list = (ListView) view;
                        boolean skipCallbackParser = false;
                        int count = binding.getHeaderCount();
                        for (int i = 0; i < count; i++) {
                            Pair<View, Boolean> pair = context.inflateView(binding.getHeaderAt(i), list, false, skipCallbackParser);
                            if (pair.getFirst() != null) {
                                list.addHeaderView(pair.getFirst());
                            }
                            skipCallbackParser |= pair.getSecond();
                        }
                        count = binding.getFooterCount();
                        for (int i = 0; i < count; i++) {
                            Pair<View, Boolean> pair = context.inflateView(binding.getFooterAt(i), list, false, skipCallbackParser);
                            if (pair.getFirst() != null) {
                                list.addFooterView(pair.getFirst());
                            }
                            skipCallbackParser |= pair.getSecond();
                        }
                    }
                    if (view instanceof ExpandableListView) {
                        ((ExpandableListView) view).setAdapter(new FakeExpandableAdapter(listRef, binding, layoutlibCallback));
                    } else {
                        ((AbsListView) view).setAdapter(new FakeAdapter(listRef, binding, layoutlibCallback));
                    }
                } else if (view instanceof AbsSpinner) {
                    ((AbsSpinner) view).setAdapter(new FakeAdapter(listRef, binding, layoutlibCallback));
                }
            }
        }
    } else if (view instanceof ViewGroup) {
        mInflater.postInflateProcess(view);
        ViewGroup group = (ViewGroup) view;
        final int count = group.getChildCount();
        for (int c = 0; c < count; c++) {
            View child = group.getChildAt(c);
            postInflateProcess(child, layoutlibCallback, skip);
        }
    }
}

Example 73 with ViewGroup

use of android.view.ViewGroup 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 74 with ViewGroup

use of android.view.ViewGroup in project platform_frameworks_base by android.

the class AdapterHelper method fillView.

private static void fillView(BridgeContext context, View view, AdapterItem item, AdapterItem parentItem, LayoutlibCallback callback, ResourceReference adapterRef) {
    if (view instanceof ViewGroup) {
        ViewGroup group = (ViewGroup) view;
        final int count = group.getChildCount();
        for (int i = 0; i < count; i++) {
            fillView(context, group.getChildAt(i), item, parentItem, callback, adapterRef);
        }
    } else {
        int id = view.getId();
        if (id != 0) {
            ResourceReference resolvedRef = context.resolveId(id);
            if (resolvedRef != null) {
                int fullPosition = item.getFullPosition();
                int positionPerType = item.getPositionPerType();
                int fullParentPosition = parentItem != null ? parentItem.getFullPosition() : 0;
                int parentPositionPerType = parentItem != null ? parentItem.getPositionPerType() : 0;
                if (view instanceof TextView) {
                    TextView tv = (TextView) view;
                    Object value = callback.getAdapterItemValue(adapterRef, context.getViewKey(view), item.getDataBindingItem().getViewReference(), fullPosition, positionPerType, fullParentPosition, parentPositionPerType, resolvedRef, ViewAttribute.TEXT, tv.getText().toString());
                    if (value != null) {
                        if (value.getClass() != ViewAttribute.TEXT.getAttributeClass()) {
                            Bridge.getLog().error(LayoutLog.TAG_BROKEN, String.format("Wrong Adapter Item value class for TEXT. Expected String, got %s", value.getClass().getName()), null);
                        } else {
                            tv.setText((String) value);
                        }
                    }
                }
                if (view instanceof Checkable) {
                    Checkable cb = (Checkable) view;
                    Object value = callback.getAdapterItemValue(adapterRef, context.getViewKey(view), item.getDataBindingItem().getViewReference(), fullPosition, positionPerType, fullParentPosition, parentPositionPerType, resolvedRef, ViewAttribute.IS_CHECKED, cb.isChecked());
                    if (value != null) {
                        if (value.getClass() != ViewAttribute.IS_CHECKED.getAttributeClass()) {
                            Bridge.getLog().error(LayoutLog.TAG_BROKEN, String.format("Wrong Adapter Item value class for IS_CHECKED. Expected Boolean, got %s", value.getClass().getName()), null);
                        } else {
                            cb.setChecked((Boolean) value);
                        }
                    }
                }
                if (view instanceof ImageView) {
                    ImageView iv = (ImageView) view;
                    Object value = callback.getAdapterItemValue(adapterRef, context.getViewKey(view), item.getDataBindingItem().getViewReference(), fullPosition, positionPerType, fullParentPosition, parentPositionPerType, resolvedRef, ViewAttribute.SRC, iv.getDrawable());
                    if (value != null) {
                        if (value.getClass() != ViewAttribute.SRC.getAttributeClass()) {
                            Bridge.getLog().error(LayoutLog.TAG_BROKEN, String.format("Wrong Adapter Item value class for SRC. Expected Boolean, got %s", value.getClass().getName()), null);
                        } else {
                        // FIXME
                        }
                    }
                }
            }
        }
    }
}

Example 75 with ViewGroup

use of android.view.ViewGroup in project ListViewAnimations by nhaarman.

the class ExpandableListItemAdapter method getView.

@Override
@NonNull
public View getView(final int position, @Nullable final View convertView, @NonNull final ViewGroup parent) {
    ViewGroup view = (ViewGroup) convertView;
    ViewHolder viewHolder;
    if (view == null) {
        view = createView(parent);
        viewHolder = new ViewHolder();
        viewHolder.titleParent = (ViewGroup) view.findViewById(mTitleParentResId);
        viewHolder.contentParent = (ViewGroup) view.findViewById(mContentParentResId);
        view.setTag(viewHolder);
    } else {
        viewHolder = (ViewHolder) view.getTag();
    }
    View titleView = getTitleView(position, viewHolder.titleView, viewHolder.titleParent);
    if (!titleView.equals(viewHolder.titleView)) {
        viewHolder.titleParent.removeAllViews();
        viewHolder.titleParent.addView(titleView);
        if (mActionViewResId == 0) {
            view.setOnClickListener(new TitleViewOnClickListener(viewHolder.contentParent));
        } else {
            view.findViewById(mActionViewResId).setOnClickListener(new TitleViewOnClickListener(viewHolder.contentParent));
        }
    }
    viewHolder.titleView = titleView;
    View contentView = getContentView(position, viewHolder.contentView, viewHolder.contentParent);
    if (!contentView.equals(viewHolder.contentView)) {
        viewHolder.contentParent.removeAllViews();
        viewHolder.contentParent.addView(contentView);
    }
    viewHolder.contentView = contentView;
    viewHolder.contentParent.setVisibility(mExpandedIds.contains(getItemId(position)) ? View.VISIBLE : View.GONE);
    viewHolder.contentParent.setTag(getItemId(position));
    LayoutParams layoutParams = viewHolder.contentParent.getLayoutParams();
    layoutParams.height = LayoutParams.WRAP_CONTENT;
    viewHolder.contentParent.setLayoutParams(layoutParams);
    return view;
}