这是所需的输出:
因此,基本上,我正在使用GridView生成所有这18个按钮,并且尝试在每个Button的顶部添加一些TextView,在最后一个按钮的底部添加2。
这是我的适配器实现:
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.TextView;
/**
* Created by pop on 9/15/2014.
*/
public class CustomGridAdapter extends BaseAdapter {
private Context _context;
private String[] _items;
LayoutInflater _inflater;
public CustomGridAdapter(Context context, String[] items) {
this._context = context;
this._items = items;
_inflater = (LayoutInflater) this._context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public int getCount() {
return _items.length;
}
@Override
public Object getItem(int position) {
return _items[position];
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
convertView = _inflater.inflate(R.layout.screen_gridcell_time, null);
}
Button button = (Button) convertView.findViewById(R.id.calendar_day_gridcell);
button.setText(_items[position]);
return convertView;
}
}
我的网格:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:background="@android:color/transparent"
android:padding="4dp">
<ToggleButton
android:id="@+id/calendar_day_gridcell"
android:layout_width="100dp"
android:layout_height="40dp"
android:layout_gravity="center"
android:textAppearance="?android:attr/textAppearanceMedium"
android:textColor="@color/wampWhite"
android:background="@drawable/time_input_button_selector"
android:layout_marginLeft="2dp"
android:textOff=""
android:textOn="\u2713"
/>
</RelativeLayout>
而Java文件使用这两个:
public class TimeActivity extends Activity {
private GridView gridView;
private final String[] items = new String[] {"", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", ""};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_time);
setFonts();
gridView = (GridView) this.findViewById(R.id.timeInputView);
CustomGridAdapter adapter = new CustomGridAdapter(TimeActivity.this, items);
gridView.setAdapter(adapter);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.time, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
private void setFonts() {
Typeface tf = Typeface.createFromAsset(getAssets(), "fonts/Roboto-Medium.ttf");
TextView dateOutput = (TextView) findViewById(R.id.dateOutput);
dateOutput.setTypeface(tf);
}
}
我尝试在gridcell中添加一个TextView,然后再给它android:layout_above(按钮的ID),但它只是在按钮的顶部,位于按钮的内部。有什么建议?干杯!
这是使您的RelativeLayout看起来像您想要的一种方法:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:background="@android:color/transparent"
android:padding="4dp">
<TextView
android:id="@+id/gridcell_time"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:text="6:00" />
<ToggleButton
android:id="@+id/calendar_day_gridcell"
android:layout_width="100dp"
android:layout_height="40dp"
android:layout_below="@id/gridcell_time"
android:layout_gravity="center"
android:textColor="@color/wampWhite"
android:background="@drawable/time_input_button_selector"
android:layout_marginLeft="2dp"
android:textAppearance="?android:attr/textAppearanceMedium"
android:textOff=""
android:textOn="\u2713" />
</RelativeLayout>
我所要做的就是在ToggleButton之前添加TextView并将TextView的layout_centerHorizontal
属性设置为true
。我还将below
ToggleButton的属性更改为TextView的ID(在本例中,我将其称为gridcell_time
)。
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