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网格(GridView)+图片(ImageView)+文字(TextView)
来源:互联网   发布日期:2015-10-03 11:21:08   浏览:2777次  

导读:用继承BaseAdapter类,重写getView方法.经过自己的资料的查阅与调试 ,完成了个小例子;布局页面代码 有个layoutGridView xmlns:android=http://schemas.android.com/apk/res/android android:id=@+id/g......

用继承BaseAdapter类,重写getView方法.经过自己的资料的查阅与调试 ,完成了个小例子;

布局页面代码 有个layout

<GridView

xmlns:android="http://schemas.android.com/apk/res/android"

android:id="@+id/gridview"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:columnWidth="90dp"

android:numColumns="auto_fit"

android:verticalSpacing="10dp"

android:horizontalSpacing="10dp"

android:stretchMode="columnWidth"

android:gravity="center">

</GridView>

gridView的子视图,也就是每一个网格的内容页面布局

<RelativeLayout

xmlns:android="http://schemas.android.com/apk/res/android"

android:id="@+id/relaGrid"

android:orientation="vertical"

android:layout_width="match_parent"

android:layout_height="match_parent">

<ImageView android:id="@+id/chooseImage"

android:src="@drawable/ph1"

android:layout_width="85dp"

android:layout_height="85dp"

>

</ImageView>

<TextView android:id="@+id/chooseText"

android:layout_height="wrap_content"

android:layout_width="85dp"

android:text="TextView"

android:layout_below="@+id/chooseImage"

android:gravity="center"

android:singleLine="true"

android:ellipsize="marquee"

android:marqueeRepeatLimit="marquee_forever"

></TextView>

</RelativeLayout>

然后在res/drawable 放入9张图片资源Activity页面代码

public class WidgetActivity extends Activity {

OnItemClickListener ocl_gridview = null;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

setTitle("九宫格布局");

GridView gridview = (GridView) findViewById(R.id.gridview);

gridview.setAdapter(new ImageAdapter(this));

gridview.setOnItemClickListener(ocl_gridview);

}

public void bindListener() {

ocl_gridview = new OnItemClickListener() {

public void onItemClick(AdapterView<?> parent, View v, int position, long id) {

}

};

}

}

继承BaseAdapter的ImageAdapter类代码

public class ImageAdapter extends BaseAdapter{

private Context mContext;

public ImageAdapter(Context c) {

mContext = c;

}

@Override

public int getCount() {

// TODO Auto-generated method stub

return mThumbIds.length;

}

@Override

public View getView(int position, View convertView, ViewGroup arg2) {

View view = View.inflate(mContext, R.layout.relagrid, null);

RelativeLayout rl = (RelativeLayout) view.findViewById(R.id.relaGrid);

ImageView image = (ImageView) rl.findViewById(R.id.chooseImage);

TextView text = (TextView) rl.findViewById(R.id.chooseText);

image.setImageResource(mThumbIds[position]);

text.setText(mTextValues[position]);

return rl;

}

// references to our images

private Integer[] mThumbIds = {

R.drawable.ph1,R.drawable.ph2,R.drawable.ph3,

R.drawable.ph4,R.drawable.ph5,R.drawable.ph6,

R.drawable.ph7,R.drawable.ph8,R.drawable.ph9

};

private String[] mTextValues = {

"Button","TextView","EditText",

"CheckBox","Radio","Spinner",

"","",""

};

}

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