1578 lines
57 KiB
Java
1578 lines
57 KiB
Java
package com.daimajia.swipe;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Rect;
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import android.support.v4.view.ViewCompat;
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import android.support.v4.widget.ViewDragHelper;
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import android.util.AttributeSet;
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import android.view.GestureDetector;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.ViewGroup;
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import android.view.ViewParent;
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import android.widget.Adapter;
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import android.widget.AdapterView;
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import android.widget.BaseAdapter;
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import android.widget.FrameLayout;
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import android.widget.ListAdapter;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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public class SwipeLayout extends FrameLayout {
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private static final int DRAG_LEFT = 1;
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private static final int DRAG_RIGHT = 2;
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private static final int DRAG_TOP = 4;
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private static final int DRAG_BOTTOM = 8;
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private int mTouchSlop;
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private int mLeftIndex;
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private int mRightIndex;
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private int mTopIndex;
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private int mBottomIndex;
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private int mCurrentDirectionIndex = 0;
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private ViewDragHelper mDragHelper;
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private int mDragDistance = 0;
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private List<DragEdge> mDragEdges;
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private ShowMode mShowMode;
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private float mLeftEdgeSwipeOffset;
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private float mRightEdgeSwipeOffset;
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private float mTopEdgeSwipeOffset;
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private float mBottomEdgeSwipeOffset;
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private Map<DragEdge, Integer> mBottomViewIdMap = new HashMap<DragEdge, Integer>();
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private boolean mBottomViewIdsSet = false;
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private List<SwipeListener> mSwipeListeners = new ArrayList<SwipeListener>();
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private List<SwipeDenier> mSwipeDeniers = new ArrayList<SwipeDenier>();
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private Map<View, ArrayList<OnRevealListener>> mRevealListeners = new HashMap<View, ArrayList<OnRevealListener>>();
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private Map<View, Boolean> mShowEntirely = new HashMap<View, Boolean>();
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private DoubleClickListener mDoubleClickListener;
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private boolean mSwipeEnabled = true;
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private boolean mLeftSwipeEnabled = true;
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private boolean mRightSwipeEnabled = true;
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private boolean mTopSwipeEnabled = true;
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private boolean mBottomSwipeEnabled = true;
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public static enum DragEdge {
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Left,
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Right,
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Top,
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Bottom;
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}
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;
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public static enum ShowMode {
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LayDown,
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PullOut
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}
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public SwipeLayout(Context context) {
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this(context, null);
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}
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public SwipeLayout(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public SwipeLayout(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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mDragHelper = ViewDragHelper.create(this, mDragHelperCallback);
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mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SwipeLayout);
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int dragEdgeChoices = a.getInt(R.styleable.SwipeLayout_drag_edge, DRAG_RIGHT);
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mLeftEdgeSwipeOffset = a.getDimension(R.styleable.SwipeLayout_leftEdgeSwipeOffset, 0);
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mRightEdgeSwipeOffset = a.getDimension(R.styleable.SwipeLayout_rightEdgeSwipeOffset, 0);
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mTopEdgeSwipeOffset = a.getDimension(R.styleable.SwipeLayout_topEdgeSwipeOffset, 0);
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mBottomEdgeSwipeOffset = a.getDimension(R.styleable.SwipeLayout_bottomEdgeSwipeOffset, 0);
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mDragEdges = new ArrayList<DragEdge>();
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if ((dragEdgeChoices & DRAG_LEFT) == DRAG_LEFT) {
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mDragEdges.add(DragEdge.Left);
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}
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if ((dragEdgeChoices & DRAG_RIGHT) == DRAG_RIGHT) {
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mDragEdges.add(DragEdge.Right);
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}
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if ((dragEdgeChoices & DRAG_TOP) == DRAG_TOP) {
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mDragEdges.add(DragEdge.Top);
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}
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if ((dragEdgeChoices & DRAG_BOTTOM) == DRAG_BOTTOM) {
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mDragEdges.add(DragEdge.Bottom);
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}
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populateIndexes();
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int ordinal = a.getInt(R.styleable.SwipeLayout_show_mode, ShowMode.PullOut.ordinal());
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mShowMode = ShowMode.values()[ordinal];
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a.recycle();
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}
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public interface SwipeListener {
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public void onStartOpen(SwipeLayout layout);
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public void onOpen(SwipeLayout layout);
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public void onStartClose(SwipeLayout layout);
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public void onClose(SwipeLayout layout);
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public void onUpdate(SwipeLayout layout, int leftOffset, int topOffset);
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public void onHandRelease(SwipeLayout layout, float xvel, float yvel);
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}
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public void addSwipeListener(SwipeListener l) {
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mSwipeListeners.add(l);
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}
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public void removeSwipeListener(SwipeListener l) {
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mSwipeListeners.remove(l);
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}
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public static interface SwipeDenier {
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/*
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* Called in onInterceptTouchEvent Determines if this swipe event should
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* be denied Implement this interface if you are using views with swipe
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* gestures As a child of SwipeLayout
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*
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* @return true deny false allow
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*/
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public boolean shouldDenySwipe(MotionEvent ev);
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}
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public void addSwipeDenier(SwipeDenier denier) {
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mSwipeDeniers.add(denier);
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}
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public void removeSwipeDenier(SwipeDenier denier) {
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mSwipeDeniers.remove(denier);
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}
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public void removeAllSwipeDeniers() {
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mSwipeDeniers.clear();
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}
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public interface OnRevealListener {
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public void onReveal(View child, DragEdge edge, float fraction, int distance);
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}
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/**
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* bind a view with a specific
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* {@link com.daimajia.swipe.SwipeLayout.OnRevealListener}
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*
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* @param childId the view id.
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* @param l the target
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* {@link com.daimajia.swipe.SwipeLayout.OnRevealListener}
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*/
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public void addRevealListener(int childId, OnRevealListener l) {
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View child = findViewById(childId);
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if (child == null) {
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throw new IllegalArgumentException("Child does not belong to SwipeListener.");
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}
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if (!mShowEntirely.containsKey(child)) {
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mShowEntirely.put(child, false);
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}
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if (mRevealListeners.get(child) == null)
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mRevealListeners.put(child, new ArrayList<OnRevealListener>());
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mRevealListeners.get(child).add(l);
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}
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/**
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* bind multiple views with an
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* {@link com.daimajia.swipe.SwipeLayout.OnRevealListener}.
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*
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* @param childIds the view id.
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* @param l the {@link com.daimajia.swipe.SwipeLayout.OnRevealListener}
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*/
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public void addRevealListener(int[] childIds, OnRevealListener l) {
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for (int i : childIds)
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addRevealListener(i, l);
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}
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public void removeRevealListener(int childId, OnRevealListener l) {
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View child = findViewById(childId);
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if (child == null) return;
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mShowEntirely.remove(child);
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if (mRevealListeners.containsKey(child)) mRevealListeners.get(child).remove(l);
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}
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public void removeAllRevealListeners(int childId) {
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View child = findViewById(childId);
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if (child != null) {
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mRevealListeners.remove(child);
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mShowEntirely.remove(child);
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}
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}
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private ViewDragHelper.Callback mDragHelperCallback = new ViewDragHelper.Callback() {
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@Override
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public int clampViewPositionHorizontal(View child, int left, int dx) {
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if (child == getSurfaceView()) {
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switch (mDragEdges.get(mCurrentDirectionIndex)) {
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case Top:
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case Bottom:
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return getPaddingLeft();
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case Left:
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if (left < getPaddingLeft()) return getPaddingLeft();
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if (left > getPaddingLeft() + mDragDistance)
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return getPaddingLeft() + mDragDistance;
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break;
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case Right:
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if (left > getPaddingLeft()) return getPaddingLeft();
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if (left < getPaddingLeft() - mDragDistance)
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return getPaddingLeft() - mDragDistance;
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break;
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}
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} else if (getBottomViews().get(mCurrentDirectionIndex) == child) {
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switch (mDragEdges.get(mCurrentDirectionIndex)) {
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case Top:
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case Bottom:
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return getPaddingLeft();
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case Left:
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if (mShowMode == ShowMode.PullOut) {
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if (left > getPaddingLeft()) return getPaddingLeft();
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}
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break;
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case Right:
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if (mShowMode == ShowMode.PullOut) {
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if (left < getMeasuredWidth() - mDragDistance) {
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return getMeasuredWidth() - mDragDistance;
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}
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}
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break;
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}
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}
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return left;
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}
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@Override
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public int clampViewPositionVertical(View child, int top, int dy) {
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if (child == getSurfaceView()) {
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switch (mDragEdges.get(mCurrentDirectionIndex)) {
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case Left:
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case Right:
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return getPaddingTop();
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case Top:
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if (top < getPaddingTop()) return getPaddingTop();
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if (top > getPaddingTop() + mDragDistance)
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return getPaddingTop() + mDragDistance;
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break;
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case Bottom:
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if (top < getPaddingTop() - mDragDistance) {
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return getPaddingTop() - mDragDistance;
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}
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if (top > getPaddingTop()) {
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return getPaddingTop();
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}
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}
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} else {
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switch (mDragEdges.get(mCurrentDirectionIndex)) {
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case Left:
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case Right:
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return getPaddingTop();
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case Top:
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if (mShowMode == ShowMode.PullOut) {
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if (top > getPaddingTop()) return getPaddingTop();
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} else {
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if (getSurfaceView().getTop() + dy < getPaddingTop())
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return getPaddingTop();
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if (getSurfaceView().getTop() + dy > getPaddingTop() + mDragDistance)
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return getPaddingTop() + mDragDistance;
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}
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break;
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case Bottom:
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if (mShowMode == ShowMode.PullOut) {
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if (top < getMeasuredHeight() - mDragDistance)
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return getMeasuredHeight() - mDragDistance;
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} else {
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if (getSurfaceView().getTop() + dy >= getPaddingTop())
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return getPaddingTop();
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if (getSurfaceView().getTop() + dy <= getPaddingTop() - mDragDistance)
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return getPaddingTop() - mDragDistance;
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}
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}
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}
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return top;
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}
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@Override
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public boolean tryCaptureView(View child, int pointerId) {
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return child == getSurfaceView() || getBottomViews().contains(child);
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}
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@Override
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public int getViewHorizontalDragRange(View child) {
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return mDragDistance;
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}
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@Override
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public int getViewVerticalDragRange(View child) {
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return mDragDistance;
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}
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@Override
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public void onViewReleased(View releasedChild, float xvel, float yvel) {
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super.onViewReleased(releasedChild, xvel, yvel);
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for (SwipeListener l : mSwipeListeners)
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l.onHandRelease(SwipeLayout.this, xvel, yvel);
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if (releasedChild == getSurfaceView()) {
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processSurfaceRelease(xvel, yvel);
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} else if (getBottomViews().contains(releasedChild)) {
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if (getShowMode() == ShowMode.PullOut) {
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processBottomPullOutRelease(xvel, yvel);
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} else if (getShowMode() == ShowMode.LayDown) {
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processBottomLayDownMode(xvel, yvel);
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}
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}
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invalidate();
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}
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@Override
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public void onViewPositionChanged(View changedView, int left, int top, int dx, int dy) {
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int evLeft = getSurfaceView().getLeft(), evRight = getSurfaceView().getRight(), evTop = getSurfaceView()
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.getTop(), evBottom = getSurfaceView().getBottom();
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if (changedView == getSurfaceView()) {
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if (mShowMode == ShowMode.PullOut) {
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if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left
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|| mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
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getBottomViews().get(mCurrentDirectionIndex).offsetLeftAndRight(dx);
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else getBottomViews().get(mCurrentDirectionIndex).offsetTopAndBottom(dy);
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}
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} else if (getBottomViews().contains(changedView)) {
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if (mShowMode == ShowMode.PullOut) {
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getSurfaceView().offsetLeftAndRight(dx);
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getSurfaceView().offsetTopAndBottom(dy);
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} else {
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Rect rect = computeBottomLayDown(mDragEdges.get(mCurrentDirectionIndex));
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getBottomViews().get(mCurrentDirectionIndex).layout(rect.left, rect.top, rect.right, rect.bottom);
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int newLeft = getSurfaceView().getLeft() + dx, newTop = getSurfaceView().getTop() + dy;
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if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left && newLeft < getPaddingLeft())
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newLeft = getPaddingLeft();
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else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right && newLeft > getPaddingLeft())
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newLeft = getPaddingLeft();
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else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top && newTop < getPaddingTop())
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newTop = getPaddingTop();
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else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Bottom && newTop > getPaddingTop())
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newTop = getPaddingTop();
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getSurfaceView()
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.layout(newLeft, newTop, newLeft + getMeasuredWidth(), newTop + getMeasuredHeight());
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}
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}
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dispatchRevealEvent(evLeft, evTop, evRight, evBottom);
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dispatchSwipeEvent(evLeft, evTop, dx, dy);
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invalidate();
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}
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};
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/**
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* the dispatchRevealEvent method may not always get accurate position, it
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* makes the view may not always get the event when the view is totally
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* show( fraction = 1), so , we need to calculate every time.
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*
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* @param child
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* @param relativePosition
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* @param edge
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* @param surfaceLeft
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* @param surfaceTop
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* @param surfaceRight
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* @param surfaceBottom
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* @return
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*/
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protected boolean isViewTotallyFirstShowed(View child, Rect relativePosition, DragEdge edge, int surfaceLeft,
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int surfaceTop, int surfaceRight, int surfaceBottom) {
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if (mShowEntirely.get(child)) return false;
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int childLeft = relativePosition.left;
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int childRight = relativePosition.right;
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int childTop = relativePosition.top;
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int childBottom = relativePosition.bottom;
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boolean r = false;
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if (getShowMode() == ShowMode.LayDown) {
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if ((edge == DragEdge.Right && surfaceRight <= childLeft)
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|| (edge == DragEdge.Left && surfaceLeft >= childRight)
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|| (edge == DragEdge.Top && surfaceTop >= childBottom)
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|| (edge == DragEdge.Bottom && surfaceBottom <= childTop)) r = true;
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} else if (getShowMode() == ShowMode.PullOut) {
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if ((edge == DragEdge.Right && childRight <= getWidth())
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|| (edge == DragEdge.Left && childLeft >= getPaddingLeft())
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|| (edge == DragEdge.Top && childTop >= getPaddingTop())
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|| (edge == DragEdge.Bottom && childBottom <= getHeight())) r = true;
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}
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return r;
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}
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protected boolean isViewShowing(View child, Rect relativePosition, DragEdge availableEdge, int surfaceLeft,
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int surfaceTop, int surfaceRight, int surfaceBottom) {
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int childLeft = relativePosition.left;
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int childRight = relativePosition.right;
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int childTop = relativePosition.top;
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int childBottom = relativePosition.bottom;
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if (getShowMode() == ShowMode.LayDown) {
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switch (availableEdge) {
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case Right:
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if (surfaceRight > childLeft && surfaceRight <= childRight) {
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return true;
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}
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break;
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case Left:
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if (surfaceLeft < childRight && surfaceLeft >= childLeft) {
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return true;
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}
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break;
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case Top:
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if (surfaceTop >= childTop && surfaceTop < childBottom) {
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return true;
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}
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break;
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case Bottom:
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if (surfaceBottom > childTop && surfaceBottom <= childBottom) {
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return true;
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}
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break;
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}
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} else if (getShowMode() == ShowMode.PullOut) {
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switch (availableEdge) {
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case Right:
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if (childLeft <= getWidth() && childRight > getWidth()) return true;
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break;
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case Left:
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if (childRight >= getPaddingLeft() && childLeft < getPaddingLeft()) return true;
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break;
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case Top:
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if (childTop < getPaddingTop() && childBottom >= getPaddingTop()) return true;
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break;
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case Bottom:
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if (childTop < getHeight() && childTop >= getPaddingTop()) return true;
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break;
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}
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}
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return false;
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}
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protected Rect getRelativePosition(View child) {
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View t = child;
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Rect r = new Rect(t.getLeft(), t.getTop(), 0, 0);
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while (t.getParent() != null && t != getRootView()) {
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t = (View) t.getParent();
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if (t == this) break;
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r.left += t.getLeft();
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r.top += t.getTop();
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}
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r.right = r.left + child.getMeasuredWidth();
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r.bottom = r.top + child.getMeasuredHeight();
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return r;
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}
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private int mEventCounter = 0;
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protected void dispatchSwipeEvent(int surfaceLeft, int surfaceTop, int dx, int dy) {
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DragEdge edge = getDragEdge();
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boolean open = true;
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if (edge == DragEdge.Left) {
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if (dx < 0) open = false;
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} else if (edge == DragEdge.Right) {
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if (dx > 0) open = false;
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} else if (edge == DragEdge.Top) {
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if (dy < 0) open = false;
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} else if (edge == DragEdge.Bottom) {
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if (dy > 0) open = false;
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}
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dispatchSwipeEvent(surfaceLeft, surfaceTop, open);
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}
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protected void dispatchSwipeEvent(int surfaceLeft, int surfaceTop, boolean open) {
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safeBottomView();
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Status status = getOpenStatus();
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if (!mSwipeListeners.isEmpty()) {
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mEventCounter++;
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for (SwipeListener l : mSwipeListeners) {
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if (mEventCounter == 1) {
|
|
if (open) {
|
|
l.onStartOpen(this);
|
|
} else {
|
|
l.onStartClose(this);
|
|
}
|
|
}
|
|
l.onUpdate(SwipeLayout.this, surfaceLeft - getPaddingLeft(), surfaceTop - getPaddingTop());
|
|
}
|
|
|
|
if (status == Status.Close) {
|
|
for (SwipeListener l : mSwipeListeners) {
|
|
l.onClose(SwipeLayout.this);
|
|
}
|
|
mEventCounter = 0;
|
|
}
|
|
|
|
if (status == Status.Open) {
|
|
getBottomViews().get(mCurrentDirectionIndex).setEnabled(true);
|
|
for (SwipeListener l : mSwipeListeners) {
|
|
l.onOpen(SwipeLayout.this);
|
|
}
|
|
mEventCounter = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* prevent bottom view get any touch event. Especially in LayDown mode.
|
|
*/
|
|
private void safeBottomView() {
|
|
Status status = getOpenStatus();
|
|
List<ViewGroup> bottoms = getBottomViews();
|
|
|
|
if (status == Status.Close) {
|
|
for (ViewGroup bottom : bottoms) {
|
|
if (bottom.getVisibility() != INVISIBLE) bottom.setVisibility(INVISIBLE);
|
|
}
|
|
} else {
|
|
if (bottoms.get(mCurrentDirectionIndex).getVisibility() != VISIBLE)
|
|
bottoms.get(mCurrentDirectionIndex).setVisibility(VISIBLE);
|
|
}
|
|
}
|
|
|
|
protected void dispatchRevealEvent(final int surfaceLeft, final int surfaceTop, final int surfaceRight,
|
|
final int surfaceBottom) {
|
|
if (mRevealListeners.isEmpty()) return;
|
|
for (Map.Entry<View, ArrayList<OnRevealListener>> entry : mRevealListeners.entrySet()) {
|
|
View child = entry.getKey();
|
|
Rect rect = getRelativePosition(child);
|
|
if (isViewShowing(child, rect, mDragEdges.get(mCurrentDirectionIndex), surfaceLeft, surfaceTop,
|
|
surfaceRight, surfaceBottom)) {
|
|
mShowEntirely.put(child, false);
|
|
int distance = 0;
|
|
float fraction = 0f;
|
|
if (getShowMode() == ShowMode.LayDown) {
|
|
switch (mDragEdges.get(mCurrentDirectionIndex)) {
|
|
case Left:
|
|
distance = rect.left - surfaceLeft;
|
|
fraction = distance / (float) child.getWidth();
|
|
break;
|
|
case Right:
|
|
distance = rect.right - surfaceRight;
|
|
fraction = distance / (float) child.getWidth();
|
|
break;
|
|
case Top:
|
|
distance = rect.top - surfaceTop;
|
|
fraction = distance / (float) child.getHeight();
|
|
break;
|
|
case Bottom:
|
|
distance = rect.bottom - surfaceBottom;
|
|
fraction = distance / (float) child.getHeight();
|
|
break;
|
|
}
|
|
} else if (getShowMode() == ShowMode.PullOut) {
|
|
switch (mDragEdges.get(mCurrentDirectionIndex)) {
|
|
case Left:
|
|
distance = rect.right - getPaddingLeft();
|
|
fraction = distance / (float) child.getWidth();
|
|
break;
|
|
case Right:
|
|
distance = rect.left - getWidth();
|
|
fraction = distance / (float) child.getWidth();
|
|
break;
|
|
case Top:
|
|
distance = rect.bottom - getPaddingTop();
|
|
fraction = distance / (float) child.getHeight();
|
|
break;
|
|
case Bottom:
|
|
distance = rect.top - getHeight();
|
|
fraction = distance / (float) child.getHeight();
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (OnRevealListener l : entry.getValue()) {
|
|
l.onReveal(child, mDragEdges.get(mCurrentDirectionIndex), Math.abs(fraction), distance);
|
|
if (Math.abs(fraction) == 1) {
|
|
mShowEntirely.put(child, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isViewTotallyFirstShowed(child, rect, mDragEdges.get(mCurrentDirectionIndex), surfaceLeft, surfaceTop,
|
|
surfaceRight, surfaceBottom)) {
|
|
mShowEntirely.put(child, true);
|
|
for (OnRevealListener l : entry.getValue()) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left
|
|
|| mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
l.onReveal(child, mDragEdges.get(mCurrentDirectionIndex), 1, child.getWidth());
|
|
else
|
|
l.onReveal(child, mDragEdges.get(mCurrentDirectionIndex), 1, child.getHeight());
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void computeScroll() {
|
|
super.computeScroll();
|
|
if (mDragHelper.continueSettling(true)) {
|
|
ViewCompat.postInvalidateOnAnimation(this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@link android.view.View.OnLayoutChangeListener} added in API 11. I need
|
|
* to support it from API 8.
|
|
*/
|
|
public interface OnLayout {
|
|
public void onLayout(SwipeLayout v);
|
|
}
|
|
|
|
private List<OnLayout> mOnLayoutListeners;
|
|
|
|
public void addOnLayoutListener(OnLayout l) {
|
|
if (mOnLayoutListeners == null) mOnLayoutListeners = new ArrayList<OnLayout>();
|
|
mOnLayoutListeners.add(l);
|
|
}
|
|
|
|
public void removeOnLayoutListener(OnLayout l) {
|
|
if (mOnLayoutListeners != null) mOnLayoutListeners.remove(l);
|
|
}
|
|
|
|
@Override
|
|
protected void onLayout(boolean changed, int l, int t, int r, int b) {
|
|
int childCount = getChildCount();
|
|
if (childCount != 1 + mDragEdges.size()) {
|
|
throw new IllegalStateException("You need to have one surface view plus one view for each of your drag edges");
|
|
}
|
|
for (int i = 0; i < childCount; i++) {
|
|
if (!(getChildAt(i) instanceof ViewGroup)) {
|
|
throw new IllegalArgumentException("All the children in SwipeLayout must be an instance of ViewGroup");
|
|
}
|
|
}
|
|
|
|
if (mShowMode == ShowMode.PullOut)
|
|
layoutPullOut();
|
|
else if (mShowMode == ShowMode.LayDown) layoutLayDown();
|
|
|
|
safeBottomView();
|
|
|
|
if (mOnLayoutListeners != null) for (int i = 0; i < mOnLayoutListeners.size(); i++) {
|
|
mOnLayoutListeners.get(i).onLayout(this);
|
|
}
|
|
|
|
}
|
|
|
|
void layoutPullOut() {
|
|
Rect rect = computeSurfaceLayoutArea(false);
|
|
getSurfaceView().layout(rect.left, rect.top, rect.right, rect.bottom);
|
|
rect = computeBottomLayoutAreaViaSurface(ShowMode.PullOut, rect);
|
|
getBottomViews().get(mCurrentDirectionIndex).layout(rect.left, rect.top, rect.right, rect.bottom);
|
|
bringChildToFront(getSurfaceView());
|
|
}
|
|
|
|
void layoutLayDown() {
|
|
Rect rect = computeSurfaceLayoutArea(false);
|
|
getSurfaceView().layout(rect.left, rect.top, rect.right, rect.bottom);
|
|
rect = computeBottomLayoutAreaViaSurface(ShowMode.LayDown, rect);
|
|
getBottomViews().get(mCurrentDirectionIndex).layout(rect.left, rect.top, rect.right, rect.bottom);
|
|
bringChildToFront(getSurfaceView());
|
|
}
|
|
|
|
@Override
|
|
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
|
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left
|
|
|| mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
mDragDistance = getBottomViews().get(mCurrentDirectionIndex).getMeasuredWidth()
|
|
- dp2px(getCurrentOffset());
|
|
else mDragDistance = getBottomViews().get(mCurrentDirectionIndex).getMeasuredHeight()
|
|
- dp2px(getCurrentOffset());
|
|
}
|
|
|
|
private boolean mTouchConsumedByChild = false;
|
|
|
|
@Override
|
|
public boolean onInterceptTouchEvent(MotionEvent ev) {
|
|
|
|
if (!isEnabled() || !isEnabledInAdapterView()) {
|
|
return true;
|
|
}
|
|
|
|
if (!isSwipeEnabled()) {
|
|
return false;
|
|
}
|
|
|
|
for (SwipeDenier denier : mSwipeDeniers) {
|
|
if (denier != null && denier.shouldDenySwipe(ev)) {
|
|
return false;
|
|
}
|
|
}
|
|
//
|
|
// if a child wants to handle the touch event,
|
|
// then let it do it.
|
|
//
|
|
int action = ev.getActionMasked();
|
|
switch (action) {
|
|
case MotionEvent.ACTION_DOWN:
|
|
Status status = getOpenStatus();
|
|
if (status == Status.Close) {
|
|
mTouchConsumedByChild = childNeedHandleTouchEvent(getSurfaceView(), ev) != null;
|
|
} else if (status == Status.Open) {
|
|
mTouchConsumedByChild = childNeedHandleTouchEvent(getBottomViews().get(mCurrentDirectionIndex), ev) != null;
|
|
}
|
|
break;
|
|
case MotionEvent.ACTION_UP:
|
|
case MotionEvent.ACTION_CANCEL:
|
|
mTouchConsumedByChild = false;
|
|
}
|
|
|
|
if (mTouchConsumedByChild) return false;
|
|
return mDragHelper.shouldInterceptTouchEvent(ev);
|
|
}
|
|
|
|
/**
|
|
* if the ViewGroup children want to handle this event.
|
|
*
|
|
* @param v
|
|
* @param event
|
|
* @return
|
|
*/
|
|
private View childNeedHandleTouchEvent(ViewGroup v, MotionEvent event) {
|
|
if (v == null) return null;
|
|
if (v.onTouchEvent(event)) return v;
|
|
|
|
int childCount = v.getChildCount();
|
|
for (int i = childCount - 1; i >= 0; i--) {
|
|
View child = v.getChildAt(i);
|
|
if (child instanceof ViewGroup) {
|
|
View grandChild = childNeedHandleTouchEvent((ViewGroup) child, event);
|
|
if (grandChild != null) return grandChild;
|
|
} else {
|
|
if (childNeedHandleTouchEvent(v.getChildAt(i), event)) return v.getChildAt(i);
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* if the view (v) wants to handle this event.
|
|
*
|
|
* @param v
|
|
* @param event
|
|
* @return
|
|
*/
|
|
private boolean childNeedHandleTouchEvent(View v, MotionEvent event) {
|
|
if (v == null) return false;
|
|
|
|
int[] loc = new int[2];
|
|
v.getLocationOnScreen(loc);
|
|
int left = loc[0], top = loc[1];
|
|
|
|
if (event.getRawX() > left && event.getRawX() < left + v.getWidth() && event.getRawY() > top
|
|
&& event.getRawY() < top + v.getHeight()) {
|
|
return v.onTouchEvent(event);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
private float sX = -1, sY = -1;
|
|
|
|
private boolean shouldAllowSwipe() {
|
|
if (mCurrentDirectionIndex == mLeftIndex && !mLeftSwipeEnabled) return false;
|
|
if (mCurrentDirectionIndex == mRightIndex && !mRightSwipeEnabled) return false;
|
|
if (mCurrentDirectionIndex == mTopIndex && !mTopSwipeEnabled) return false;
|
|
if (mCurrentDirectionIndex == mBottomIndex && !mBottomSwipeEnabled) return false;
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public boolean onTouchEvent(MotionEvent event) {
|
|
if (!isEnabledInAdapterView() || !isEnabled()) return true;
|
|
|
|
if (!isSwipeEnabled()) return super.onTouchEvent(event);
|
|
|
|
int action = event.getActionMasked();
|
|
ViewParent parent = getParent();
|
|
|
|
gestureDetector.onTouchEvent(event);
|
|
Status status = getOpenStatus();
|
|
ViewGroup touching = null;
|
|
if (status == Status.Close) {
|
|
touching = getSurfaceView();
|
|
} else if (status == Status.Open) {
|
|
touching = getBottomViews().get(mCurrentDirectionIndex);
|
|
}
|
|
|
|
switch (action) {
|
|
case MotionEvent.ACTION_DOWN:
|
|
mDragHelper.processTouchEvent(event);
|
|
parent.requestDisallowInterceptTouchEvent(true);
|
|
|
|
sX = event.getRawX();
|
|
sY = event.getRawY();
|
|
|
|
if (touching != null) touching.setPressed(true);
|
|
return true;
|
|
case MotionEvent.ACTION_MOVE: {
|
|
float distanceX = event.getRawX() - sX;
|
|
float distanceY = event.getRawY() - sY;
|
|
float angle = Math.abs(distanceY / distanceX);
|
|
angle = (float) Math.toDegrees(Math.atan(angle));
|
|
if (getOpenStatus() == Status.Close) {
|
|
int lastCurrentDirectionIndex = mCurrentDirectionIndex;
|
|
if (angle < 45) {
|
|
if (mLeftIndex != -1 && distanceX > 0 && isLeftSwipeEnabled()) {
|
|
mCurrentDirectionIndex = mLeftIndex;
|
|
} else if (mRightIndex != -1 && distanceX < 0 && isRightSwipeEnabled()) {
|
|
mCurrentDirectionIndex = mRightIndex;
|
|
}
|
|
} else {
|
|
if (mTopIndex != -1 && distanceY > 0 && isTopSwipeEnabled()) {
|
|
mCurrentDirectionIndex = mTopIndex;
|
|
} else if (mBottomIndex != -1 && distanceY < 0 && isBottomSwipeEnabled()) {
|
|
mCurrentDirectionIndex = mBottomIndex;
|
|
}
|
|
}
|
|
if (lastCurrentDirectionIndex != mCurrentDirectionIndex) {
|
|
updateBottomViews();
|
|
}
|
|
}
|
|
if (!shouldAllowSwipe()) return super.onTouchEvent(event);
|
|
|
|
boolean doNothing = false;
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right) {
|
|
boolean suitable = (status == Status.Open && distanceX > mTouchSlop)
|
|
|| (status == Status.Close && distanceX < -mTouchSlop);
|
|
suitable = suitable || (status == Status.Middle);
|
|
|
|
if (angle > 30 || !suitable) {
|
|
doNothing = true;
|
|
}
|
|
}
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left) {
|
|
boolean suitable = (status == Status.Open && distanceX < -mTouchSlop)
|
|
|| (status == Status.Close && distanceX > mTouchSlop);
|
|
suitable = suitable || status == Status.Middle;
|
|
|
|
if (angle > 30 || !suitable) {
|
|
doNothing = true;
|
|
}
|
|
}
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top) {
|
|
boolean suitable = (status == Status.Open && distanceY < -mTouchSlop)
|
|
|| (status == Status.Close && distanceY > mTouchSlop);
|
|
suitable = suitable || status == Status.Middle;
|
|
|
|
if (angle < 60 || !suitable) {
|
|
doNothing = true;
|
|
}
|
|
}
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Bottom) {
|
|
boolean suitable = (status == Status.Open && distanceY > mTouchSlop)
|
|
|| (status == Status.Close && distanceY < -mTouchSlop);
|
|
suitable = suitable || status == Status.Middle;
|
|
|
|
if (angle < 60 || !suitable) {
|
|
doNothing = true;
|
|
}
|
|
}
|
|
|
|
if (doNothing) {
|
|
parent.requestDisallowInterceptTouchEvent(false);
|
|
return false;
|
|
} else {
|
|
if (touching != null) {
|
|
touching.setPressed(false);
|
|
}
|
|
parent.requestDisallowInterceptTouchEvent(true);
|
|
mDragHelper.processTouchEvent(event);
|
|
}
|
|
break;
|
|
}
|
|
case MotionEvent.ACTION_UP:
|
|
case MotionEvent.ACTION_CANCEL: {
|
|
sX = -1;
|
|
sY = -1;
|
|
if (touching != null) {
|
|
touching.setPressed(false);
|
|
}
|
|
}
|
|
default:
|
|
parent.requestDisallowInterceptTouchEvent(true);
|
|
mDragHelper.processTouchEvent(event);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* if working in {@link android.widget.AdapterView}, we should response
|
|
* {@link android.widget.Adapter} isEnable(int position).
|
|
*
|
|
* @return true when item is enabled, else disabled.
|
|
*/
|
|
private boolean isEnabledInAdapterView() {
|
|
AdapterView adapterView = getAdapterView();
|
|
boolean enable = true;
|
|
if (adapterView != null) {
|
|
Adapter adapter = adapterView.getAdapter();
|
|
if (adapter != null) {
|
|
int p = adapterView.getPositionForView(SwipeLayout.this);
|
|
if (adapter instanceof BaseAdapter) {
|
|
enable = ((BaseAdapter) adapter).isEnabled(p);
|
|
} else if (adapter instanceof ListAdapter) {
|
|
enable = ((ListAdapter) adapter).isEnabled(p);
|
|
}
|
|
}
|
|
}
|
|
return enable;
|
|
}
|
|
|
|
public void setSwipeEnabled(boolean enabled) {
|
|
mSwipeEnabled = enabled;
|
|
}
|
|
|
|
public boolean isSwipeEnabled() {
|
|
return mSwipeEnabled;
|
|
}
|
|
|
|
public boolean isLeftSwipeEnabled() {
|
|
return mLeftSwipeEnabled;
|
|
}
|
|
|
|
public void setLeftSwipeEnabled(boolean leftSwipeEnabled) {
|
|
this.mLeftSwipeEnabled = leftSwipeEnabled;
|
|
}
|
|
|
|
public boolean isRightSwipeEnabled() {
|
|
return mRightSwipeEnabled;
|
|
}
|
|
|
|
public void setRightSwipeEnabled(boolean rightSwipeEnabled) {
|
|
this.mRightSwipeEnabled = rightSwipeEnabled;
|
|
}
|
|
|
|
public boolean isTopSwipeEnabled() {
|
|
return mTopSwipeEnabled;
|
|
}
|
|
|
|
public void setTopSwipeEnabled(boolean topSwipeEnabled) {
|
|
this.mTopSwipeEnabled = topSwipeEnabled;
|
|
}
|
|
|
|
public boolean isBottomSwipeEnabled() {
|
|
return mBottomSwipeEnabled;
|
|
}
|
|
|
|
public void setBottomSwipeEnabled(boolean bottomSwipeEnabled) {
|
|
this.mBottomSwipeEnabled = bottomSwipeEnabled;
|
|
}
|
|
|
|
private boolean insideAdapterView() {
|
|
return getAdapterView() != null;
|
|
}
|
|
|
|
private AdapterView getAdapterView() {
|
|
ViewParent t = getParent();
|
|
while (t != null) {
|
|
if (t instanceof AdapterView) {
|
|
return (AdapterView) t;
|
|
}
|
|
t = t.getParent();
|
|
}
|
|
return null;
|
|
}
|
|
|
|
private void performAdapterViewItemClick(MotionEvent e) {
|
|
ViewParent t = getParent();
|
|
while (t != null) {
|
|
if (t instanceof AdapterView) {
|
|
AdapterView view = (AdapterView) t;
|
|
int p = view.getPositionForView(SwipeLayout.this);
|
|
if (p != AdapterView.INVALID_POSITION
|
|
&& view.performItemClick(view.getChildAt(p - view.getFirstVisiblePosition()), p, view
|
|
.getAdapter().getItemId(p))) return;
|
|
} else {
|
|
if (t instanceof View && ((View) t).performClick()) return;
|
|
}
|
|
t = t.getParent();
|
|
}
|
|
}
|
|
|
|
private GestureDetector gestureDetector = new GestureDetector(getContext(), new SwipeDetector());
|
|
|
|
class SwipeDetector extends GestureDetector.SimpleOnGestureListener {
|
|
@Override
|
|
public boolean onDown(MotionEvent e) {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Simulate the touch event lifecycle. If you use SwipeLayout in
|
|
* {@link android.widget.AdapterView} ({@link android.widget.ListView},
|
|
* {@link android.widget.GridView} etc.) It will manually call
|
|
* {@link android.widget.AdapterView}.performItemClick,
|
|
* performItemLongClick.
|
|
*
|
|
* @param e
|
|
* @return
|
|
*/
|
|
@Override
|
|
public boolean onSingleTapUp(MotionEvent e) {
|
|
if (mDoubleClickListener == null) {
|
|
performAdapterViewItemClick(e);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public boolean onSingleTapConfirmed(MotionEvent e) {
|
|
if (mDoubleClickListener != null) {
|
|
performAdapterViewItemClick(e);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public void onLongPress(MotionEvent e) {
|
|
performLongClick();
|
|
}
|
|
|
|
@Override
|
|
public boolean onDoubleTap(MotionEvent e) {
|
|
if (mDoubleClickListener != null) {
|
|
View target;
|
|
ViewGroup bottom = getBottomViews().get(mCurrentDirectionIndex);
|
|
ViewGroup surface = getSurfaceView();
|
|
if (e.getX() > bottom.getLeft() && e.getX() < bottom.getRight() && e.getY() > bottom.getTop()
|
|
&& e.getY() < bottom.getBottom()) {
|
|
target = bottom;
|
|
} else {
|
|
target = surface;
|
|
}
|
|
mDoubleClickListener.onDoubleClick(SwipeLayout.this, target == surface);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
public void setDragEdge(DragEdge dragEdge) {
|
|
mDragEdges = new ArrayList<DragEdge>();
|
|
mDragEdges.add(dragEdge);
|
|
mCurrentDirectionIndex = 0;
|
|
populateIndexes();
|
|
requestLayout();
|
|
updateBottomViews();
|
|
}
|
|
|
|
/**
|
|
* set the drag distance, it will force set the bottom view's width or
|
|
* height via this value.
|
|
*
|
|
* @param max
|
|
*/
|
|
public void setDragDistance(int max) {
|
|
if (max < 0) throw new IllegalArgumentException("Drag distance can not be < 0");
|
|
mDragDistance = dp2px(max);
|
|
requestLayout();
|
|
}
|
|
|
|
/**
|
|
* There are 2 diffirent show mode.
|
|
* {@link com.daimajia.swipe.SwipeLayout.ShowMode}.PullOut and
|
|
* {@link com.daimajia.swipe.SwipeLayout.ShowMode}.LayDown.
|
|
*
|
|
* @param mode
|
|
*/
|
|
public void setShowMode(ShowMode mode) {
|
|
mShowMode = mode;
|
|
requestLayout();
|
|
}
|
|
|
|
public DragEdge getDragEdge() {
|
|
return mDragEdges.get(mCurrentDirectionIndex);
|
|
}
|
|
|
|
public int getDragDistance() {
|
|
return mDragDistance;
|
|
}
|
|
|
|
public ShowMode getShowMode() {
|
|
return mShowMode;
|
|
}
|
|
|
|
public ViewGroup getSurfaceView() {
|
|
return (ViewGroup) getChildAt(getChildCount() - 1);
|
|
}
|
|
|
|
public List<ViewGroup> getBottomViews() {
|
|
List<ViewGroup> lvg = new ArrayList<ViewGroup>();
|
|
// If the user has provided a map for views to
|
|
if (mBottomViewIdsSet) {
|
|
if (mDragEdges.contains(DragEdge.Left)) {
|
|
lvg.add(mLeftIndex, ((ViewGroup) findViewById(mBottomViewIdMap.get(DragEdge.Left))));
|
|
}
|
|
if (mDragEdges.contains(DragEdge.Right)) {
|
|
lvg.add(mRightIndex, ((ViewGroup) findViewById(mBottomViewIdMap.get(DragEdge.Right))));
|
|
}
|
|
if (mDragEdges.contains(DragEdge.Top)) {
|
|
lvg.add(mTopIndex, ((ViewGroup) findViewById(mBottomViewIdMap.get(DragEdge.Top))));
|
|
}
|
|
if (mDragEdges.contains(DragEdge.Bottom)) {
|
|
lvg.add(mBottomIndex, ((ViewGroup) findViewById(mBottomViewIdMap.get(DragEdge.Bottom))));
|
|
}
|
|
}
|
|
// Default behaviour is to simply use the first n-1 children in the order they're listed in the layout
|
|
// and return them in
|
|
else {
|
|
for (int i = 0; i < (getChildCount() - 1); i++) {
|
|
lvg.add((ViewGroup) getChildAt(i));
|
|
}
|
|
}
|
|
return lvg;
|
|
}
|
|
|
|
// Pass the id of the view if set, otherwise pass -1
|
|
public void setBottomViewIds(int left, int right, int top, int bottom) {
|
|
if (mDragEdges.contains(DragEdge.Left)) {
|
|
if (left == -1) {
|
|
mBottomViewIdsSet = false;
|
|
} else {
|
|
mBottomViewIdMap.put(DragEdge.Left, left);
|
|
mBottomViewIdsSet = true;
|
|
}
|
|
}
|
|
if (mDragEdges.contains(DragEdge.Right)) {
|
|
if (right == -1) {
|
|
mBottomViewIdsSet = false;
|
|
} else {
|
|
mBottomViewIdMap.put(DragEdge.Right, right);
|
|
mBottomViewIdsSet = true;
|
|
}
|
|
}
|
|
if (mDragEdges.contains(DragEdge.Top)) {
|
|
if (top == -1) {
|
|
mBottomViewIdsSet = false;
|
|
} else {
|
|
mBottomViewIdMap.put(DragEdge.Top, top);
|
|
mBottomViewIdsSet = true;
|
|
}
|
|
}
|
|
if (mDragEdges.contains(DragEdge.Bottom)) {
|
|
if (bottom == -1) {
|
|
mBottomViewIdsSet = false;
|
|
} else {
|
|
mBottomViewIdMap.put(DragEdge.Bottom, bottom);
|
|
mBottomViewIdsSet = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
public enum Status {
|
|
Middle,
|
|
Open,
|
|
Close
|
|
}
|
|
|
|
/**
|
|
* get the open status.
|
|
*
|
|
* @return {@link com.daimajia.swipe.SwipeLayout.Status} Open , Close or
|
|
* Middle.
|
|
*/
|
|
public Status getOpenStatus() {
|
|
int surfaceLeft = getSurfaceView().getLeft();
|
|
int surfaceTop = getSurfaceView().getTop();
|
|
if (surfaceLeft == getPaddingLeft() && surfaceTop == getPaddingTop()) return Status.Close;
|
|
|
|
if (surfaceLeft == (getPaddingLeft() - mDragDistance) || surfaceLeft == (getPaddingLeft() + mDragDistance)
|
|
|| surfaceTop == (getPaddingTop() - mDragDistance) || surfaceTop == (getPaddingTop() + mDragDistance))
|
|
return Status.Open;
|
|
|
|
return Status.Middle;
|
|
}
|
|
|
|
/**
|
|
* Process the surface release event.
|
|
*
|
|
* @param xvel
|
|
* @param yvel
|
|
*/
|
|
private void processSurfaceRelease(float xvel, float yvel) {
|
|
if (xvel == 0 && getOpenStatus() == Status.Middle) close();
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left
|
|
|| mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right) {
|
|
if (xvel > 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
open();
|
|
else close();
|
|
}
|
|
if (xvel < 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
close();
|
|
else open();
|
|
}
|
|
} else {
|
|
if (yvel > 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
open();
|
|
else close();
|
|
}
|
|
if (yvel < 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
close();
|
|
else open();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* process bottom (PullOut mode) hand release event.
|
|
*
|
|
* @param xvel
|
|
* @param yvel
|
|
*/
|
|
private void processBottomPullOutRelease(float xvel, float yvel) {
|
|
|
|
if (xvel == 0 && getOpenStatus() == Status.Middle) close();
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left
|
|
|| mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right) {
|
|
if (xvel > 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
open();
|
|
else close();
|
|
}
|
|
if (xvel < 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
close();
|
|
else open();
|
|
}
|
|
} else {
|
|
if (yvel > 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
open();
|
|
else close();
|
|
}
|
|
|
|
if (yvel < 0) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
close();
|
|
else open();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* process bottom (LayDown mode) hand release event.
|
|
*
|
|
* @param xvel
|
|
* @param yvel
|
|
*/
|
|
private void processBottomLayDownMode(float xvel, float yvel) {
|
|
|
|
if (xvel == 0 && getOpenStatus() == Status.Middle) close();
|
|
|
|
int l = getPaddingLeft(), t = getPaddingTop();
|
|
|
|
if (xvel < 0 && mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
l -= mDragDistance;
|
|
if (xvel > 0 && mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left) l += mDragDistance;
|
|
|
|
if (yvel > 0 && mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top) t += mDragDistance;
|
|
if (yvel < 0 && mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Bottom)
|
|
t -= mDragDistance;
|
|
|
|
mDragHelper.smoothSlideViewTo(getSurfaceView(), l, t);
|
|
invalidate();
|
|
}
|
|
|
|
/**
|
|
* smoothly open surface.
|
|
*/
|
|
public void open() {
|
|
open(true, true);
|
|
}
|
|
|
|
public void open(boolean smooth) {
|
|
open(smooth, true);
|
|
}
|
|
|
|
public void open(boolean smooth, boolean notify) {
|
|
ViewGroup surface = getSurfaceView(), bottom = getBottomViews().get(mCurrentDirectionIndex);
|
|
int dx, dy;
|
|
Rect rect = computeSurfaceLayoutArea(true);
|
|
if (smooth) {
|
|
mDragHelper.smoothSlideViewTo(getSurfaceView(), rect.left, rect.top);
|
|
} else {
|
|
dx = rect.left - surface.getLeft();
|
|
dy = rect.top - surface.getTop();
|
|
surface.layout(rect.left, rect.top, rect.right, rect.bottom);
|
|
if (getShowMode() == ShowMode.PullOut) {
|
|
Rect bRect = computeBottomLayoutAreaViaSurface(ShowMode.PullOut, rect);
|
|
bottom.layout(bRect.left, bRect.top, bRect.right, bRect.bottom);
|
|
}
|
|
if (notify) {
|
|
dispatchRevealEvent(rect.left, rect.top, rect.right, rect.bottom);
|
|
dispatchSwipeEvent(rect.left, rect.top, dx, dy);
|
|
} else {
|
|
safeBottomView();
|
|
}
|
|
}
|
|
invalidate();
|
|
}
|
|
|
|
public void open(DragEdge edge) {
|
|
switch (edge) {
|
|
case Left:
|
|
mCurrentDirectionIndex = mLeftIndex;
|
|
case Right:
|
|
mCurrentDirectionIndex = mRightIndex;
|
|
case Top:
|
|
mCurrentDirectionIndex = mTopIndex;
|
|
case Bottom:
|
|
mCurrentDirectionIndex = mBottomIndex;
|
|
}
|
|
open(true, true);
|
|
}
|
|
|
|
public void open(boolean smooth, DragEdge edge) {
|
|
switch (edge) {
|
|
case Left:
|
|
mCurrentDirectionIndex = mLeftIndex;
|
|
case Right:
|
|
mCurrentDirectionIndex = mRightIndex;
|
|
case Top:
|
|
mCurrentDirectionIndex = mTopIndex;
|
|
case Bottom:
|
|
mCurrentDirectionIndex = mBottomIndex;
|
|
}
|
|
open(smooth, true);
|
|
}
|
|
|
|
public void open(boolean smooth, boolean notify, DragEdge edge) {
|
|
switch (edge) {
|
|
case Left:
|
|
mCurrentDirectionIndex = mLeftIndex;
|
|
case Right:
|
|
mCurrentDirectionIndex = mRightIndex;
|
|
case Top:
|
|
mCurrentDirectionIndex = mTopIndex;
|
|
case Bottom:
|
|
mCurrentDirectionIndex = mBottomIndex;
|
|
}
|
|
open(smooth, notify);
|
|
}
|
|
|
|
/**
|
|
* smoothly close surface.
|
|
*/
|
|
public void close() {
|
|
close(true, true);
|
|
}
|
|
|
|
public void close(boolean smooth) {
|
|
close(smooth, true);
|
|
}
|
|
|
|
/**
|
|
* close surface
|
|
*
|
|
* @param smooth smoothly or not.
|
|
* @param notify if notify all the listeners.
|
|
*/
|
|
public void close(boolean smooth, boolean notify) {
|
|
ViewGroup surface = getSurfaceView();
|
|
int dx, dy;
|
|
if (smooth)
|
|
mDragHelper.smoothSlideViewTo(getSurfaceView(), getPaddingLeft(), getPaddingTop());
|
|
else {
|
|
Rect rect = computeSurfaceLayoutArea(false);
|
|
dx = rect.left - surface.getLeft();
|
|
dy = rect.top - surface.getTop();
|
|
surface.layout(rect.left, rect.top, rect.right, rect.bottom);
|
|
if (notify) {
|
|
dispatchRevealEvent(rect.left, rect.top, rect.right, rect.bottom);
|
|
dispatchSwipeEvent(rect.left, rect.top, dx, dy);
|
|
} else {
|
|
safeBottomView();
|
|
}
|
|
}
|
|
invalidate();
|
|
}
|
|
|
|
public void toggle() {
|
|
toggle(true);
|
|
}
|
|
|
|
public void toggle(boolean smooth) {
|
|
if (getOpenStatus() == Status.Open)
|
|
close(smooth);
|
|
else if (getOpenStatus() == Status.Close) open(smooth);
|
|
}
|
|
|
|
/**
|
|
* a helper function to compute the Rect area that surface will hold in.
|
|
*
|
|
* @param open open status or close status.
|
|
* @return
|
|
*/
|
|
private Rect computeSurfaceLayoutArea(boolean open) {
|
|
int l = getPaddingLeft(), t = getPaddingTop();
|
|
if (open) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
l = getPaddingLeft() + mDragDistance;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
l = getPaddingLeft() - mDragDistance;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
t = getPaddingTop() + mDragDistance;
|
|
else t = getPaddingTop() - mDragDistance;
|
|
}
|
|
return new Rect(l, t, l + getMeasuredWidth(), t + getMeasuredHeight());
|
|
}
|
|
|
|
private Rect computeBottomLayoutAreaViaSurface(ShowMode mode, Rect surfaceArea) {
|
|
Rect rect = surfaceArea;
|
|
|
|
int bl = rect.left, bt = rect.top, br = rect.right, bb = rect.bottom;
|
|
if (mode == ShowMode.PullOut) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
bl = rect.left - mDragDistance;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
bl = rect.right;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
bt = rect.top - mDragDistance;
|
|
else bt = rect.bottom;
|
|
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left || mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right) {
|
|
bb = rect.bottom;
|
|
br = bl + getBottomViews().get(mCurrentDirectionIndex).getMeasuredWidth();
|
|
} else {
|
|
bb = bt + getBottomViews().get(mCurrentDirectionIndex).getMeasuredHeight();
|
|
br = rect.right;
|
|
}
|
|
} else if (mode == ShowMode.LayDown) {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left)
|
|
br = bl + mDragDistance;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
bl = br - mDragDistance;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top)
|
|
bb = bt + mDragDistance;
|
|
else bt = bb - mDragDistance;
|
|
|
|
}
|
|
return new Rect(bl, bt, br, bb);
|
|
|
|
}
|
|
|
|
private Rect computeBottomLayDown(DragEdge dragEdge) {
|
|
int bl = getPaddingLeft(), bt = getPaddingTop();
|
|
int br, bb;
|
|
if (dragEdge == DragEdge.Right) {
|
|
bl = getMeasuredWidth() - mDragDistance;
|
|
} else if (dragEdge == DragEdge.Bottom) {
|
|
bt = getMeasuredHeight() - mDragDistance;
|
|
}
|
|
if (dragEdge == DragEdge.Left || dragEdge == DragEdge.Right) {
|
|
br = bl + mDragDistance;
|
|
bb = bt + getMeasuredHeight();
|
|
} else {
|
|
br = bl + getMeasuredWidth();
|
|
bb = bt + mDragDistance;
|
|
}
|
|
return new Rect(bl, bt, br, bb);
|
|
}
|
|
|
|
public void setOnDoubleClickListener(DoubleClickListener doubleClickListener) {
|
|
mDoubleClickListener = doubleClickListener;
|
|
}
|
|
|
|
public interface DoubleClickListener {
|
|
public void onDoubleClick(SwipeLayout layout, boolean surface);
|
|
}
|
|
|
|
private int dp2px(float dp) {
|
|
return (int) (dp * getContext().getResources().getDisplayMetrics().density + 0.5f);
|
|
}
|
|
|
|
public List<DragEdge> getDragEdges() {
|
|
return mDragEdges;
|
|
}
|
|
|
|
public void setDragEdges(List<DragEdge> mDragEdges) {
|
|
this.mDragEdges = mDragEdges;
|
|
mCurrentDirectionIndex = 0;
|
|
populateIndexes();
|
|
updateBottomViews();
|
|
}
|
|
|
|
public void setDragEdges(DragEdge... mDragEdges) {
|
|
this.mDragEdges = new ArrayList<DragEdge>();
|
|
for (DragEdge e : mDragEdges) {
|
|
this.mDragEdges.add(e);
|
|
}
|
|
mCurrentDirectionIndex = 0;
|
|
populateIndexes();
|
|
updateBottomViews();
|
|
}
|
|
|
|
private void populateIndexes() {
|
|
mLeftIndex = this.mDragEdges.indexOf(DragEdge.Left);
|
|
mRightIndex = this.mDragEdges.indexOf(DragEdge.Right);
|
|
mTopIndex = this.mDragEdges.indexOf(DragEdge.Top);
|
|
mBottomIndex = this.mDragEdges.indexOf(DragEdge.Bottom);
|
|
}
|
|
|
|
private float getCurrentOffset() {
|
|
if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Left) return mLeftEdgeSwipeOffset;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Right)
|
|
return mRightEdgeSwipeOffset;
|
|
else if (mDragEdges.get(mCurrentDirectionIndex) == DragEdge.Top) return mTopEdgeSwipeOffset;
|
|
else return mBottomEdgeSwipeOffset;
|
|
}
|
|
|
|
private void updateBottomViews() {
|
|
// removeAllViews();
|
|
// addView(getBottomViews().get(mCurrentDirectionIndex));
|
|
// addView(getSurfaceView());
|
|
// getBottomViews().get(mCurrentDirectionIndex).bringToFront();
|
|
// getSurfaceView().bringToFront();
|
|
if (mShowMode == ShowMode.PullOut)
|
|
layoutPullOut();
|
|
else if (mShowMode == ShowMode.LayDown) layoutLayDown();
|
|
|
|
safeBottomView();
|
|
|
|
if (mOnLayoutListeners != null) for (int i = 0; i < mOnLayoutListeners.size(); i++) {
|
|
mOnLayoutListeners.get(i).onLayout(this);
|
|
}
|
|
}
|
|
}
|