移动端强大的富文本编辑器richeditor-android

package com.example.richeditortest; import android.Manifest; import android.app.Activity; import android.content.Intent; import android.content.pm.PackageManager; import android.graphics.Color; import android.os.Build; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.v4.app.ActivityCompat; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.TextView; import android.widget.Toast; import com.afollestad.materialdialogs.MaterialDialog; import jp.wasabeef.richeditor.RichEditor; public class MainActivity extends AppCompatActivity { private RichEditor mEditor; private TextView mPreview; String[] mPermissionList = new String[]{ Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.READ_EXTERNAL_STORAGE}; public static final int REQUEST_PICK_IMAGE = 11101; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mEditor = (RichEditor) findViewById(R.id.editor); //初始化编辑高度 mEditor.setEditorHeight(200); //初始化字体大小 mEditor.setEditorFontSize(22); //初始化字体颜色 mEditor.setEditorFontColor(Color.BLACK); //mEditor.setEditorBackgroundColor(Color.BLUE); //初始化内边距 mEditor.setPadding(10, 10, 10, 10); //设置编辑框背景，可以是网络图片 // mEditor.setBackground("https://raw.githubusercontent.com/wasabeef/art/master/chip.jpg"); // mEditor.setBackgroundColor(Color.BLUE); mEditor.setBackgroundResource(R.drawable.bg); //设置默认显示语句 mEditor.setPlaceholder("Insert text here..."); //设置编辑器是否可用 mEditor.setInputEnabled(true); mPreview = (TextView) findViewById(R.id.preview); mEditor.setOnTextChangeListener(new RichEditor.OnTextChangeListener() { @Override public void onTextChange(String text) { mPreview.setText(text); } }); /** * 撤销当前标签状态下所有内容 */ findViewById(R.id.action_undo).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.undo(); } }); /** * 恢复撤销的内容 */ findViewById(R.id.action_redo).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.redo(); } }); /** * 加粗 */ findViewById(R.id.action_bold).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); mEditor.setBold(); } }); /** * 斜体 */ findViewById(R.id.action_italic).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); mEditor.setItalic(); } }); /** * 下角表 */ findViewById(R.id.action_subscript).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); if (mEditor.getHtml() == null) { return; } mEditor.setSubscript(); } }); /** * 上角标 */ findViewById(R.id.action_superscript).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); if (mEditor.getHtml() == null) { return; } mEditor.setSuperscript(); } }); /** * 删除线 */ findViewById(R.id.action_strikethrough).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); mEditor.setStrikeThrough(); } }); /** *下划线 */ findViewById(R.id.action_underline).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); mEditor.setUnderline(); } }); /** * 设置标题（1到6） */ findViewById(R.id.action_heading1).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.setHeading(1); } }); findViewById(R.id.action_heading2).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.setHeading(2); } }); findViewById(R.id.action_heading3).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.setHeading(3); } }); findViewById(R.id.action_heading4).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.setHeading(4); } }); findViewById(R.id.action_heading5).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.setHeading(5); } }); findViewById(R.id.action_heading6).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.setHeading(6); } }); /** * 设置字体颜色 */ findViewById(R.id.action_txt_color).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mEditor.focusEditor(); new MaterialDialog.Builder(MainActivity.this) .title("选择字体颜色") .items(R.array.color_items) .itemsCallbackSingleChoice(-1, new MaterialDialog.ListCallbackSingleChoice() { @Override public boolean onSelection(MaterialDialog dialog, View itemView, int which, CharSequence text) { dialog.dismiss(); switch (which) { case 0://红 mEditor.setTextColor(Color.RED); break; case 1://黄 mEditor.setTextColor(Color.YELLOW); break; case 2://蓝 mEditor.setTextColor(Color.GREEN); break; case 3://绿 mEditor.setTextColor(Color.BLUE); break; case 4://黑 mEditor.setTextColor(Color.BLACK); break;