我的问题是，我想实现一个带有列表和图像的活动，并且在图像的底部有四个文本。当我要打开我的应用程序时，它必须显示一个选定的文本及其相关图像和列表默认情况下，当点击文本的其余部分时，它必须分别在相同的活动中显示他们的相关列表和图像。因为我是新手android，请帮助我。
以下是xml代码
<RelativeLayout
android:id="@+id/main"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="2.5"
>
<ImageView
android:id="@+id/mainimage"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/pestf"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="20dp"
android:orientation="horizontal"
android:layout_gravity="bottom"
android:layout_alignParentBottom="true">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Pest Control"
android:id="@+id/pestf"
android:onClick="click1"
android:clickable="true"
android:textStyle="normal"
android:textSize="15dp"
android:textColor="#cf0c07"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/packf"
android:layout_marginLeft="5dp"
android:id="@+id/packf"
android:onClick="click1"
android:clickable="true"
android:textStyle="normal"
android:textSize="15dp"
android:textColor="#cf0c07"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Cleaning"
android:layout_marginLeft="5dp"
android:id="@+id/cleanf"
android:onClick="click1"
android:clickable="true"
android:textStyle="normal"
android:textSize="15dp"
android:textColor="#cf0c07"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:text="Landscaping"
android:id="@+id/landf"
android:onClick="click1"
android:clickable="true"
android:layout_marginLeft="5dp"
android:textStyle="normal"
android:textSize="15dp"
android:textColor="#cf0c07"/>
</LinearLayout>
</RelativeLayout>
<ListView
android:id="@+id/lst"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/ll_pest"
android:layout_weight="2.2"
android:background="#FFFFFF"
>
</ListView>
<LinearLayout
android:id="@+id/linearLayout1"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/lst"
android:layout_weight="3.5"
android:gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_marginBottom="5dp"
android:layout_marginTop="3dp"
android:layout_alignParentBottom="true"
android:background="@drawable/border_layout">
<TextView
android:id="@+id/txt_pest_Email"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:background="#FFFFFF"
android:text="@string/btn7"
android:drawablePadding="5dp"
android:drawableTop="@drawable/icon7"
android:textStyle="bold"
android:textColor="#000000"
/>
<View
android:layout_width="1dp"
android:layout_height="fill_parent"
android:background="#82020202" />
<TextView
android:id="@+id/txt_pest_phone"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:background="#ffffff"
android:text="@string/btn8"
android:drawablePadding="5dp"
android:drawableTop="@drawable/icon8"
android:textStyle="bold"
android:textColor="#000000"
/>
</LinearLayout>
这是活动代码
public class demo2 extends AppCompatActivity {
TextView tv1,tv2,tv3,tv4,txtEmail,txtPhone;
ListView lv;
ImageView img;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_demo2);
String[] adobe_products = getResources().getStringArray(R.array.adobe_products);
lv = (ListView) findViewById(R.id.lst);
img = (ImageView) findViewById(R.id.mainimage);
txtEmail=(TextView)findViewById(R.id.txt_pest_Email);
txtPhone=(TextView)findViewById(R.id.txt_pest_phone);
tv1 = (TextView) findViewById(R.id.text1);
tv2 = (TextView) findViewById(R.id.text2);
tv3 = (TextView) findViewById(R.id.text3);
tv4 = (TextView) findViewById(R.id.text4);
lv.setAdapter(new ArrayAdapter<String>(this, R.layout.list_item, adobe_products));
tv1.setTextColor(getResources().getColor(R.color.blue));
txtPhone.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String mobileNo = "08042589999";
String uri = "tel:" + mobileNo.trim();
Intent intent = new Intent(Intent.ACTION_CALL);
intent.setData(Uri.parse(uri));
startActivity(intent);
}
});
txtEmail.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent i = new Intent(demo2.this, Booknow.class);
// sending data to new activity
i.putExtra("flag",true);
i.putExtra("cat",1);
startActivity(i);
}
});
// Inflate the layout for this fragment
}
public void click2(View v){
img.setBackgroundResource(R.drawable.packers);
String[] countries = getResources().getStringArray(R.array.country);
lv.setAdapter(new ArrayAdapter<String>(this, R.layout.list_item1, countries));
tv2.setTextColor(getResources().getColor(R.color.blue));
tv1.setTextColor(getResources().getColor(R.color.red));
tv3.setTextColor(getResources().getColor(R.color.red));
tv4.setTextColor(getResources().getColor(R.color.red));
}
public void click1(View v){
img.setBackgroundResource(R.drawable.pestf);
String[] adobe = getResources().getStringArray(R.array.adobe_products);
lv.setAdapter(new ArrayAdapter<String>(this, R.layout.list_item1, adobe));
tv1.setTextColor(getResources().getColor(R.color.blue));
tv2.setTextColor(getResources().getColor(R.color.red));
tv3.setTextColor(getResources().getColor(R.color.red));
tv4.setTextColor(getResources().getColor(R.color.red));
lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// Launching new Activity on selecting single List Item
Intent i = new Intent(demo2.this, BedbugControl.class);
// sending data to new activity
i.putExtra("position", position);
startActivity(i);
}
});
}
public void click3(View v){
img.setBackgroundResource(R.drawable.cleaningf);
String[] sweets = getResources().getStringArray(R.array.sweets);
lv.setAdapter(new ArrayAdapter<String>(this, R.layout.list_item1, sweets));
tv3.setTextColor(getResources().getColor(R.color.blue));
tv1.setTextColor(getResources().getColor(R.color.red));
tv2.setTextColor(getResources().getColor(R.color.red));
tv4.setTextColor(getResources().getColor(R.color.red));
}
public void click4(View v) {
img.setBackgroundResource(R.drawable.landf);
String[] companies = getResources().getStringArray(R.array.company);
lv.setAdapter(new ArrayAdapter<String>(this, R.layout.list_item1, companies));
tv4.setTextColor(getResources().getColor(R.color.blue));
tv1.setTextColor(getResources().getColor(R.color.red));
tv2.setTextColor(getResources().getColor(R.color.red));
tv3.setTextColor(getResources().getColor(R.color.red));
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_demo2, 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();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
}