//官方帮助文档:http://wear.techbrood.com/guide/topics/ui/notifiers/toasts.html
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context=".MainActivity" > <Button android:id="@+id/btnShowShort" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="show short"/> <Button android:id="@+id/btnShowLong" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="show long"/> <Button android:id="@+id/btnShowDiy" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="show diy"/> <Button android:id="@+id/btnShowImage" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="show image"/> </LinearLayout>
private Button btnShowShort; private Button btnShowLong; private Button btnShowDiy; private Button btnShowImage; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); btnShowShort=(Button) findViewById(R.id.btnShowShort); btnShowShort.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Toast.makeText(MainActivity.this, "show short",Toast.LENGTH_SHORT).show(); } }); btnShowLong=(Button) findViewById(R.id.btnShowLong); btnShowLong.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Toast.makeText(MainActivity.this, "show long",Toast.LENGTH_LONG).show(); } }); btnShowDiy=(Button) findViewById(R.id.btnShowDiy); btnShowDiy.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Toast toast=Toast.makeText(MainActivity.this, "show diy",Toast.LENGTH_LONG); toast.setGravity(Gravity.CENTER, 100, 100); toast.show(); } }); btnShowImage=(Button) findViewById(R.id.btnShowImage); btnShowImage.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Toast toast=Toast.makeText(MainActivity.this, "show long",Toast.LENGTH_LONG); ImageView image=new ImageView(MainActivity.this); image.setImageResource(R.drawable.cool); toast.setView(image); toast.show(); } }); }
效果: