package uni.dcloud.io.uniplugin_richalert;
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import android.app.AlertDialog;
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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 androidx.annotation.NonNull;
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import android.text.SpannableStringBuilder;
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import android.text.Spanned;
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import android.text.TextUtils;
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import android.text.method.LinkMovementMethod;
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import android.text.style.ClickableSpan;
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import android.text.style.ForegroundColorSpan;
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import android.util.TypedValue;
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import android.view.Gravity;
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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.widget.Button;
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import android.widget.CheckBox;
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import android.widget.CompoundButton;
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import android.widget.LinearLayout;
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import android.widget.ScrollView;
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import android.widget.TextView;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import java.io.ByteArrayInputStream;
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import java.io.InputStream;
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import java.util.ArrayList;
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import javax.xml.parsers.SAXParser;
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import javax.xml.parsers.SAXParserFactory;
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import io.dcloud.feature.uniapp.bridge.UniJSCallback;
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import io.dcloud.feature.uniapp.utils.UniResourceUtils;
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import uni.dcloud.io.uniplugin_richalert.Info.Person;
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import uni.dcloud.io.uniplugin_richalert.Info.SaxHelper;
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public class RichAlert {
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public static String TITLE = "title";
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public static String TITLE_COLOR = "titleColor";
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int mPositiveColor = Color.BLACK;
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int mNegativeColor = Color.BLACK;
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int mNeutralColor = Color.BLACK;
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int mPosition = Gravity.CENTER;
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Context mContext;
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LinearLayout mContentViewRootView;
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CheckBox mCheckBox;
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TextView mMessageView;
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TextView mTitleView;
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AlertDialog mAlertDialog;
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AlertDialog.Builder mBuilder;
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String SELECTED = "isSelected";
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public RichAlert(@NonNull Context context) {
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mContext = context;
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mBuilder = new AlertDialog.Builder(context);
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}
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/**
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* 显示弹窗
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*/
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public void show() {
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mAlertDialog = mBuilder.create();
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if(mContentViewRootView != null) {
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mAlertDialog.setView(mContentViewRootView);
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if(mCheckBox != null) {
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LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
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layoutParams.leftMargin = dip2px(mContext, 11);
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mContentViewRootView.addView(mCheckBox, layoutParams);
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}
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}
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mAlertDialog.setCanceledOnTouchOutside(false);
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mAlertDialog.show();
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setButtonColor(AlertDialog.BUTTON_POSITIVE, mPositiveColor);
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setButtonColor(AlertDialog.BUTTON_NEGATIVE, mNegativeColor);
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setButtonColor(AlertDialog.BUTTON_NEUTRAL, mNeutralColor);
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Window dialogWindow = mAlertDialog.getWindow();//获取window对象
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dialogWindow.setGravity(mPosition);
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}
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/**
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* 设置弹窗标题
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* @param title
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* @param Color
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* @return
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*/
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public RichAlert setTitle(CharSequence title, int Color, String align) {
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// mBuilder.setTitle(title);
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initContentView(mContext);
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if(mTitleView != null) {
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mTitleView.setVisibility(View.VISIBLE);
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mTitleView.setText(title);
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mTitleView.setTextColor(Color);
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mTitleView.setGravity(getAlign(align) | Gravity.CENTER_VERTICAL);
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}
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return this;
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}
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/**
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* 设置弹窗主显示内容
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* @param content
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* @param Color
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* @param jsCallback
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* @return
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*/
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public RichAlert setContent(String content, int Color, String align, UniJSCallback jsCallback) {
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try {
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initContentView(mContext);
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ArrayList<Person> data = readxmlForDom(content);
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if(data != null && data.size() > 0) {
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CharSequence ct = getContentCharSequence(data, jsCallback);
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mMessageView.setText(ct);
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} else {
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mMessageView.setText(content);
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}
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mMessageView.setTextColor(Color);
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mMessageView.setGravity(getAlign(align));
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} catch (Exception e) {
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e.printStackTrace();
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}
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return this;
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}
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/**
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* 生成自定义内容布局
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* 此处使用代码编写的布局，也可以使用XML布局方式加载
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* @param context
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*/
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private void initContentView(Context context) {
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if(mContentViewRootView == null && context != null) {
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mContentViewRootView = new LinearLayout(context);
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mContentViewRootView.setOrientation(LinearLayout.VERTICAL);
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LinearLayout titleLayout = new LinearLayout(context);
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mTitleView = new TextView(context);
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mTitleView.setGravity(Gravity.CENTER);
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mTitleView.setPadding(dip2px(mContext, 16), 0, dip2px(mContext, 16), 0);
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mTitleView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 17);
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LinearLayout.LayoutParams titleParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, dip2px(mContext, 45));
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titleLayout.addView(mTitleView, titleParams);
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mTitleView.setVisibility(View.GONE);
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mContentViewRootView.addView(titleLayout, new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
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ScrollView scrollView = new ScrollView(context);
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mMessageView = new TextView(context);
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ScrollView.LayoutParams params = new ScrollView.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
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params.topMargin = dip2px(context, 25);
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params.bottomMargin = dip2px(context, 25);
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params.leftMargin = dip2px(context, 16);
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params.rightMargin = dip2px(context, 16);
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mContentViewRootView.addView(scrollView, new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT, 1));
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scrollView.addView(mMessageView, params);
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mMessageView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16);
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mMessageView.setMovementMethod(LinkMovementMethod.getInstance());
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}
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}
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/**
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* 设置弹窗按钮
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* @param buttons
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* @param jsCallback
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* @return
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*/
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public RichAlert setButtons(JSONArray buttons, final UniJSCallback jsCallback) {
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if(buttons != null && buttons.size() > 0) {
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for(int i = 0; i < buttons.size();i++) {
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JSONObject button = buttons.getJSONObject(i);
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String title = button.getString(TITLE);
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int color = UniResourceUtils.getColor(button.getString(TITLE_COLOR), RichAlertModule.defColor);
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if(TextUtils.isEmpty(title)) {
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continue;
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}
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if(i > 2) { //buttons 最多支持三个button
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return this;
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}
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final int index = i;
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DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialogInterface, int n) {
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JSONObject result = new JSONObject();
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result.put("type", "button");
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result.put("index", index);
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jsCallback.invoke(result);
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}
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};
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switch(i) {
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case 0: {
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mBuilder.setNegativeButton(title, listener);
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mNegativeColor = color;
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break;
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}
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case 1: {
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mBuilder.setNeutralButton(title, listener);
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mNeutralColor = color;
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break;
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}
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case 2: {
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mBuilder.setPositiveButton(title, listener);
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mPositiveColor = color;
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break;
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}
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}
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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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* 设置按钮文字颜色
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* 需要在show操作之后调用
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* @param type
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* @param color
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*/
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private void setButtonColor(int type, int color) {
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if(mAlertDialog != null) {
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Button button = mAlertDialog.getButton(type);
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if(button != null) {
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button.setTextColor(color);
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}
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}
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}
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/**
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* 提示框位置
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* @param position
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* @return
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*/
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public RichAlert setPosition(String position) {
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mPosition = getAlign(position);
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return this;
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}
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/**
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* 设置复选框提示
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* @param checkBox
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* @param jsCallback
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* @return
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*/
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public RichAlert setCheckBox(JSONObject checkBox, final UniJSCallback jsCallback) {
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if(checkBox == null) {
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return this;
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}
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mCheckBox = new CheckBox(mContext);
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mCheckBox.setText(checkBox.getString(TITLE));
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int color = UniResourceUtils.getColor(checkBox.getString(TITLE_COLOR), RichAlertModule.defColor);
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mCheckBox.setTextColor(color);
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boolean isSelected = false;
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if(checkBox.containsKey(SELECTED)) {
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isSelected = checkBox.getBoolean(SELECTED);
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}
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mCheckBox.setChecked(isSelected);
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mCheckBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
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@Override
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public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
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JSONObject result = new JSONObject();
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result.put("type", "checkBox");
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result.put("isSelected", isChecked);
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jsCallback.invokeAndKeepAlive(result);
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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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* 将Person转换对应的Span
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* @param data
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* @param jsCallback
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* @return
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*/
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private CharSequence getContentCharSequence(ArrayList<Person> data, UniJSCallback jsCallback) {
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SpannableStringBuilder spannableString = new SpannableStringBuilder();
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for(Person person : data) {
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if(TextUtils.isEmpty(person.content)) {
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continue;
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}
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if(person.label.equalsIgnoreCase("a")) {
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setASpan(spannableString, person, jsCallback);
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} else {
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spannableString.append(person.content);
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}
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}
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return spannableString;
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}
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/**
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* 设置A标签指定的Span 包含点击事件
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* @param spannableString
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* @param person
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* @param jsCallback
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*/
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private void setASpan(SpannableStringBuilder spannableString, final Person person, final UniJSCallback jsCallback) {
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int start = spannableString.toString().length();
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spannableString.append(person.content);
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int end = spannableString.toString().length();
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ClickableSpan clickableSpan = new ClickableSpan() {
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public void onClick(View view) {
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//Do something with URL here.
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JSONObject result = new JSONObject();
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result.put("type", "a");
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result.putAll(person.attribute);
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jsCallback.invokeAndKeepAlive(result);
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}
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};
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spannableString.setSpan(clickableSpan, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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ForegroundColorSpan foregroundColorSpan=new ForegroundColorSpan(Color.BLUE);
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spannableString.setSpan(foregroundColorSpan,start,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
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}
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/**
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* 解析XML 获取person数组
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* @param content
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* @return
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* @throws Exception
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*/
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private ArrayList<Person> readxmlForDom(String content) throws Exception {
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content = "<RichP>" + content + "</RichP>";
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//获取文件资源建立输入流对象
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InputStream is = new ByteArrayInputStream(content.getBytes());
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//创建一个SAXParserFactory解析器工程
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SAXParserFactory factory = SAXParserFactory.newInstance();
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SaxHelper helper = new SaxHelper();
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//③创建SAX解析器
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SAXParser parser = factory.newSAXParser();
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parser.parse(is, helper);
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return helper.getPersons();
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}
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public boolean isShowing() {
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return mAlertDialog == null ? false : mAlertDialog.isShowing();
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}
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public void dismiss() {
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if(mAlertDialog != null) {
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mAlertDialog.dismiss();
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mAlertDialog = null;
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mContentViewRootView.removeAllViews();
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mContentViewRootView = null;
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mMessageView = null;
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mTitleView = null;
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mCheckBox = null;
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}
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}
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public void setOnDismissListener(DialogInterface.OnDismissListener listener) {
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if(mAlertDialog != null)
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mAlertDialog.setOnDismissListener(listener);
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}
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public void setOnCancelListener(DialogInterface.OnCancelListener listener) {
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if(mAlertDialog != null)
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mAlertDialog.setOnCancelListener(listener);
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}
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private int dip2px(Context context, float dipValue) {
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float scale = context.getResources().getDisplayMetrics().density;
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return (int) (dipValue * scale + 0.5f);
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}
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private int getAlign(String alignString) {
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int align = Gravity.CENTER;
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if(!TextUtils.isEmpty(alignString)) {
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switch (alignString) {
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case "left":
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align = Gravity.LEFT;
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break;
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case "right" :
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align = Gravity.RIGHT;
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break;
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case "bottom":
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align = Gravity.BOTTOM;
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break;
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}
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}
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return align;
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}
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}
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