120 lines
4 KiB
Java
120 lines
4 KiB
Java
/*
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* Copyright (C) 2015 Vincent Breitmoser <look@my.amazin.horse>
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*
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* The MIT License (MIT)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package org.sufficientlysecure.keychain.ui.widget;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.support.annotation.NonNull;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.animation.Animation;
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import android.widget.ViewAnimator;
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import org.sufficientlysecure.keychain.R;
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/** This view is essentially identical to ViewAnimator, but allows specifying the initial view
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* for preview as an xml attribute. */
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public class ToolableViewAnimator extends ViewAnimator {
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private int mInitChild = -1;
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public ToolableViewAnimator(Context context) {
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super(context);
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}
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public ToolableViewAnimator(Context context, AttributeSet attrs) {
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super(context, attrs);
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if (isInEditMode()) {
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ToolableViewAnimator);
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mInitChild = a.getInt(R.styleable.ToolableViewAnimator_initialView, -1);
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a.recycle();
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}
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}
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public ToolableViewAnimator(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs);
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if (isInEditMode()) {
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ToolableViewAnimator, defStyleAttr, 0);
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mInitChild = a.getInt(R.styleable.ToolableViewAnimator_initialView, -1);
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a.recycle();
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}
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}
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@Override
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public void addView(@NonNull View child, int index, ViewGroup.LayoutParams params) {
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if (isInEditMode() && mInitChild-- > 0) {
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return;
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}
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super.addView(child, index, params);
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}
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@Override
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public void setDisplayedChild(int whichChild) {
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if (whichChild != getDisplayedChild()) {
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super.setDisplayedChild(whichChild);
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}
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}
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public void setDisplayedChild(int whichChild, boolean animate) {
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if (animate) {
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setDisplayedChild(whichChild);
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return;
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}
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Animation savedInAnim = getInAnimation();
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Animation savedOutAnim = getOutAnimation();
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setInAnimation(null);
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setOutAnimation(null);
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setDisplayedChild(whichChild);
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setInAnimation(savedInAnim);
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setOutAnimation(savedOutAnim);
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}
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public void setDisplayedChildId(int id) {
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if (getDisplayedChildId() == id) {
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return;
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}
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for (int i = 0, count = getChildCount(); i < count; i++) {
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if (getChildAt(i).getId() == id) {
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setDisplayedChild(i);
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return;
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}
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}
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String name = getResources().getResourceEntryName(id);
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throw new IllegalArgumentException("No view with ID " + name);
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}
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public int getDisplayedChildId() {
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return getChildAt(getDisplayedChild()).getId();
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}
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}
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