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嘿,我已经设置了一个选项卡布局,以便每个选项卡都是我的自定义位图。这是主要的Java文件:把位图选项卡放在任何位置
public class HelloTabWidget1 extends TabActivity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Resources res = getResources();
TabHost tabHost = getTabHost();
TabHost.TabSpec spec;
Intent intent;
intent = new Intent().setClass(this, ArtistsActivity.class);
ImageView imgView1 = new ImageView(this);
BitmapDrawable bmd1 = new BitmapDrawable();
bmd1 = (BitmapDrawable) res.getDrawable(R.drawable.blue);
imgView1.setImageDrawable(bmd1);
spec = tabHost.newTabSpec("firsttab").setIndicator(imgView1)
.setContent(intent);
tabHost.addTab(spec);
intent = new Intent().setClass(this, AlbumsActivity.class);
ImageView imgView2 = new ImageView(this);
BitmapDrawable bmd2 = new BitmapDrawable();
bmd2 = (BitmapDrawable) res.getDrawable(R.drawable.pink);
imgView2.setImageDrawable(bmd2);
spec = tabHost.newTabSpec("secondtab").setIndicator(imgView2)
.setContent(intent);
tabHost.addTab(spec);
intent = new Intent().setClass(this, SongsActivity.class);
ImageView imgView3 = new ImageView(this);
BitmapDrawable bmd3 = new BitmapDrawable();
bmd3 = (BitmapDrawable) res.getDrawable(R.drawable.purple);
imgView3.setImageDrawable(bmd3);
spec = tabHost.newTabSpec("thirdtab").setIndicator(imgView3)
.setContent(intent);
tabHost.addTab(spec);
intent = new Intent().setClass(this, Forthtab.class);
ImageView imgView4 = new ImageView(this);
BitmapDrawable bmd4 = new BitmapDrawable();
bmd4 = (BitmapDrawable) res.getDrawable(R.drawable.red);
imgView4.setImageDrawable(bmd4);
spec = tabHost.newTabSpec("forthtab").setIndicator(imgView4)
.setContent(intent);
tabHost.addTab(spec);
tabHost.setCurrentTab(0);
}
}
我能够得到我想要的任何选项卡位图,问题是我原来的位图太小,看,有一次我增加了他们大小的标签最终在屏幕中间有一个巨大的空白黑色空间。当我点击黑色空间时,它会相应地更改标签。有没有办法将它放回顶部并使每个位图填充选项卡?