Android textview字体颜色显示和图片显示

本文介绍如何使用HTML设置文本颜色及样式,并展示了如何将HTML代码应用于EditText组件中实现文本的富文本显示,包括字体颜色、斜体、下划线等效果。

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1,可以在布局文件中设置

1<EditText
2       android:id="@+id/editText1"
3       android:textColor="#2BD54D"
4       android:layout_width="match_parent"
5       android:layout_height="wrap_content" >
6   </EditText>
2,在代码中显示html代码
1editText2.setText(Html.fromHtml(  "<font color=#E61A6B>红色代码</font> "+ "<i><font color=#1111EE>蓝色斜体代码</font></i>"+"<u><i><font color=#1111EE>蓝色斜体加粗体下划线代码</font></i></u>"));

效果图

Android textview字体颜色显示和图片显示

01package rw.textView;
02  
03import android.R.integer;
04import android.app.Activity;
05import android.app.SearchManager.OnCancelListener;
06import android.graphics.drawable.Drawable;
07import android.os.Bundle;
08import android.text.Html;
09import android.text.Html.ImageGetter;
10import android.text.Spannable;
11import android.text.SpannableString;
12import android.text.style.ImageSpan;
13import android.view.View;
14import android.view.View.OnClickListener;
15import android.widget.EditText;
16import android.widget.ImageButton;
17  
18public class TextViewTestActivity extends Activity {
19    /** Called when the activity is first created. */
20    private EditText editText,editText2,editText3;
21    private ImageButton imageButton01,imageButton02,imageButton03;
22    @Override
23    public void onCreate(Bundle savedInstanceState) {
24        super.onCreate(savedInstanceState);
25        setContentView(R.layout.main);
26        editText=(EditText) findViewById(R.id.editText1);
27        editText2=(EditText) findViewById(R.id.editText2);
28        editText3=(EditText) findViewById(R.id.editText3);
29        imageButton01=(ImageButton) findViewById(R.id.imageButton1);
30        imageButton02=(ImageButton) findViewById(R.id.imageButton2);
31        imageButton03=(ImageButton) findViewById(R.id.imageButton3);
32        editText2.setText(Html.fromHtml(  "<font color=#E61A6B>红色代码</font> "+ "<i><font color=#1111EE>蓝色斜体代码</font></i>"+"<u><i><font color=#1111EE>蓝色斜体加粗体下划线代码</font></i></u>"));
33       // editText3.setText(Html.fromHtml("<img src='"+R.drawable.qq+"'/>", imageGetter,null));  
34        imageButton01.setOnClickListener(new MyListener());
35        imageButton02.setOnClickListener(new MyListener());
36        imageButton03.setOnClickListener(new MyListener());
37    }
38        class MyListener implements OnClickListener{
39  
40            @Override
41            public void onClick(View v) {
42                // TODO Auto-generated method stub
43                switch (v.getId()) {
44                case R.id.imageButton1:
45                    SetImage(R.drawable.amazed);
46                    break;
47                case R.id.imageButton2:
48                    SetImage(R.drawable.angry);
49                    break;
50                case R.id.imageButton3:
51                    SetImage(R.drawable.isync);
52                break;
53                default:
54                    break;
55                }
56            }       
57        }
58        void SetImage(int dra)
59        {
60            Drawable drawable=getResources().getDrawable(dra);
61            drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
62            SpannableString spannableString = new SpannableString("pics");
63            ImageSpan imageSpan=new ImageSpan(drawable,ImageSpan.ALIGN_BASELINE);
64            spannableString.setSpan(imageSpan, 0, spannableString.length(),Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
65            editText3.setText(spannableString);           
66        }
67}

Android textview字体颜色显示和图片显示

 

Android textview字体颜色显示和图片显示

Android textview字体颜色显示和图片显示

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