EditView中插入图片(Button 等设置均可按这样设置)
package com.imo;
import android.app.Activity;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.text.Html;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.Html.ImageGetter;
import android.text.style.ImageSpan;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
public class Android_demoActivity extends Activity {
private TextView text;
private EditText edit;
private ImageGetter imageGetter = new ImageGetter() {
public Drawable getDrawable(String source) {
int id = Integer.parseInt(source);
Drawable d = getResources().getDrawable(id);
d.setBounds(0, 0, d.getIntrinsicWidth(), d.getIntrinsicHeight());
return d;
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
edit = (EditText) findViewById(R.id.edit);
text = (TextView) findViewById(R.id.text);
insertPic2();
text.setText(edit.getText());
insertPic1();
}
public void click(View view) {
System.out.println(edit.getText());
}
/**
* 第一种插入图片方式
*/
private void insertPic1() {
SpannableString ss = new SpannableString("pic");
Drawable d = getResources().getDrawable(R.drawable.icon);
d.setBounds(0, 0, d.getIntrinsicWidth(), d.getIntrinsicHeight());
ImageSpan span = new ImageSpan(d, ImageSpan.ALIGN_BOTTOM);
ss.setSpan(span, 0, ss.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
edit.append(ss);
}
/**
* 第二种插入图片方式
*/
private void insertPic2() {
edit.append(Html.fromHtml("<img src='" + R.drawable.icon + "'/>", imageGetter, null));
}
}
布局:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<TextView
android:id="@+id/text"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello" />
<EditText
android:id="@+id/edit"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="sb" />
<Button android:id="@+id/button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="点击"
android:onClick="click" />
</LinearLayout>