package com.bigkoo.pickerview.view;
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import android.app.Activity;
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import android.app.Dialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.graphics.Color;
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import android.view.Gravity;
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import android.view.KeyEvent;
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import android.view.LayoutInflater;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.Window;
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import android.view.animation.Animation;
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import android.view.animation.AnimationUtils;
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import android.widget.FrameLayout;
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import com.bigkoo.pickerview.R;
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import com.bigkoo.pickerview.configure.PickerOptions;
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import com.bigkoo.pickerview.listener.OnDismissListener;
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import com.bigkoo.pickerview.utils.PickerViewAnimateUtil;
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/**
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* Created by Sai on 15/11/22.
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* 精仿iOSPickerViewController控件
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*/
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public class BasePickerView {
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private Context context;
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protected ViewGroup contentContainer;
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private ViewGroup rootView;//附加View 的 根View
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private ViewGroup dialogView;//附加Dialog 的 根View
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protected PickerOptions mPickerOptions;
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private OnDismissListener onDismissListener;
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private boolean dismissing;
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private Animation outAnim;
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private Animation inAnim;
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private boolean isShowing;
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protected int animGravity = Gravity.BOTTOM;
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private Dialog mDialog;
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protected View clickView;//是通过哪个View弹出的
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private boolean isAnim = true;
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public BasePickerView(Context context) {
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this.context = context;
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}
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protected void initViews() {
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FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
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ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT, Gravity.BOTTOM);
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LayoutInflater layoutInflater = LayoutInflater.from(context);
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if (isDialog()) {
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//如果是对话框模式
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dialogView = (ViewGroup) layoutInflater.inflate(R.layout.layout_basepickerview, null, false);
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//设置界面的背景为透明
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dialogView.setBackgroundColor(Color.TRANSPARENT);
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//这个是真正要加载选择器的父布局
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contentContainer = (ViewGroup) dialogView.findViewById(R.id.content_container);
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//设置对话框 默认左右间距屏幕30
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params.leftMargin = 30;
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params.rightMargin = 30;
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contentContainer.setLayoutParams(params);
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//创建对话框
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createDialog();
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//给背景设置点击事件,这样当点击内容以外的地方会关闭界面
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dialogView.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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dismiss();
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}
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});
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} else {
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//如果只是要显示在屏幕的下方
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//decorView是activity的根View,包含 contentView 和 titleView
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if (mPickerOptions.decorView == null) {
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mPickerOptions.decorView = (ViewGroup) ((Activity) context).getWindow().getDecorView();
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}
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//将控件添加到decorView中
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rootView = (ViewGroup) layoutInflater.inflate(R.layout.layout_basepickerview, mPickerOptions.decorView, false);
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rootView.setLayoutParams(new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
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if (mPickerOptions.outSideColor != -1) {
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rootView.setBackgroundColor(mPickerOptions.outSideColor);
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}
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//这个是真正要加载时间选取器的父布局
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contentContainer = (ViewGroup) rootView.findViewById(R.id.content_container);
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contentContainer.setLayoutParams(params);
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}
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setKeyBackCancelable(true);
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}
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protected void initAnim() {
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inAnim = getInAnimation();
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outAnim = getOutAnimation();
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}
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protected void initEvents() {
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}
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/**
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* @param v (是通过哪个View弹出的)
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* @param isAnim 是否显示动画效果
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*/
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public void show(View v, boolean isAnim) {
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this.clickView = v;
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this.isAnim = isAnim;
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show();
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}
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public void show(boolean isAnim) {
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show(null, isAnim);
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}
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public void show(View v) {
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this.clickView = v;
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show();
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}
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/**
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* 添加View到根视图
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*/
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public void show() {
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if (isDialog()) {
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showDialog();
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} else {
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if (isShowing()) {
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return;
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}
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isShowing = true;
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onAttached(rootView);
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rootView.requestFocus();
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}
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}
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/**
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* show的时候调用
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*
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* @param view 这个View
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*/
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private void onAttached(View view) {
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mPickerOptions.decorView.addView(view);
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if (isAnim) {
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contentContainer.startAnimation(inAnim);
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}
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}
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/**
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* 检测该View是不是已经添加到根视图
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*
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* @return 如果视图已经存在该View返回true
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*/
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public boolean isShowing() {
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if (isDialog()) {
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return false;
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} else {
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return rootView.getParent() != null || isShowing;
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}
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}
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public void dismiss() {
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if (isDialog()) {
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dismissDialog();
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} else {
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if (dismissing) {
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return;
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}
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if (isAnim) {
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//消失动画
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outAnim.setAnimationListener(new Animation.AnimationListener() {
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@Override
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public void onAnimationStart(Animation animation) {
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}
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@Override
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public void onAnimationEnd(Animation animation) {
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dismissImmediately();
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}
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@Override
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public void onAnimationRepeat(Animation animation) {
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}
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});
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contentContainer.startAnimation(outAnim);
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} else {
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dismissImmediately();
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}
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dismissing = true;
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}
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}
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public void dismissImmediately() {
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mPickerOptions.decorView.post(new Runnable() {
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@Override
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public void run() {
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//从根视图移除
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mPickerOptions.decorView.removeView(rootView);
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isShowing = false;
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dismissing = false;
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if (onDismissListener != null) {
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onDismissListener.onDismiss(BasePickerView.this);
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}
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}
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});
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}
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private Animation getInAnimation() {
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int res = PickerViewAnimateUtil.getAnimationResource(this.animGravity, true);
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return AnimationUtils.loadAnimation(context, res);
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}
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private Animation getOutAnimation() {
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int res = PickerViewAnimateUtil.getAnimationResource(this.animGravity, false);
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return AnimationUtils.loadAnimation(context, res);
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}
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public BasePickerView setOnDismissListener(OnDismissListener onDismissListener) {
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this.onDismissListener = onDismissListener;
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return this;
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}
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public void setKeyBackCancelable(boolean isCancelable) {
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ViewGroup View;
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if (isDialog()) {
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View = dialogView;
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} else {
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View = rootView;
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}
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View.setFocusable(isCancelable);
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View.setFocusableInTouchMode(isCancelable);
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if (isCancelable) {
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View.setOnKeyListener(onKeyBackListener);
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} else {
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View.setOnKeyListener(null);
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}
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}
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private View.OnKeyListener onKeyBackListener = new View.OnKeyListener() {
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@Override
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public boolean onKey(View v, int keyCode, KeyEvent event) {
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if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == MotionEvent.ACTION_DOWN && isShowing()) {
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dismiss();
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return true;
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}
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return false;
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}
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};
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protected BasePickerView setOutSideCancelable(boolean isCancelable) {
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if (rootView != null) {
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View view = rootView.findViewById(R.id.outmost_container);
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if (isCancelable) {
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view.setOnTouchListener(onCancelableTouchListener);
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} else {
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view.setOnTouchListener(null);
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}
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}
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return this;
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}
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/**
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* 设置对话框模式是否可以点击外部取消
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*/
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public void setDialogOutSideCancelable() {
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if (mDialog != null) {
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mDialog.setCancelable(mPickerOptions.cancelable);
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}
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}
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/**
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* Called when the user touch on black overlay, in order to dismiss the dialog.
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*/
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private final View.OnTouchListener onCancelableTouchListener = new View.OnTouchListener() {
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@Override
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public boolean onTouch(View v, MotionEvent event) {
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if (event.getAction() == MotionEvent.ACTION_DOWN) {
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dismiss();
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}
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return false;
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}
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};
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public View findViewById(int id) {
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return contentContainer.findViewById(id);
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}
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public void createDialog() {
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if (dialogView != null) {
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mDialog = new Dialog(context, R.style.custom_dialog2);
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mDialog.setCancelable(mPickerOptions.cancelable);//不能点外面取消,也不能点back取消
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mDialog.setContentView(dialogView);
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Window dialogWindow = mDialog.getWindow();
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if (dialogWindow != null) {
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dialogWindow.setWindowAnimations(R.style.picker_view_scale_anim);
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dialogWindow.setGravity(Gravity.CENTER);//可以改成Bottom
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}
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mDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
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@Override
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public void onDismiss(DialogInterface dialog) {
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if (onDismissListener != null) {
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onDismissListener.onDismiss(BasePickerView.this);
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}
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}
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});
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}
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}
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private void showDialog() {
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if (mDialog != null) {
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mDialog.show();
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}
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}
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private void dismissDialog() {
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if (mDialog != null) {
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mDialog.dismiss();
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}
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}
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public ViewGroup getDialogContainerLayout() {
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return contentContainer;
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}
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public Dialog getDialog() {
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return mDialog;
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}
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public boolean isDialog() {
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return false;
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}
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}
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