Android 查看寻呼机(处理事件侦听器)
我使用查看寻呼机创建了一个图像滑块。Android 查看寻呼机(处理事件侦听器),android,android-studio,android-viewpager,layout-inflater,Android,Android Studio,Android Viewpager,Layout Inflater,我使用查看寻呼机创建了一个图像滑块。 我尝试使用setOnPageChangeListener,但只有在 用户可以更改viewpager的页面。 我正在做的(仍然没有运气)是当用户点击屏幕时 将出现另一个布局。 但我坚持要触发TAP事件 这是我的密码 import android.content.Context; import android.os.Bundle; import android.support.v4.view.PagerAdapter; import android.suppor
我尝试使用setOnPageChangeListener,但只有在
用户可以更改viewpager的页面。
我正在做的(仍然没有运气)是当用户点击屏幕时
将出现另一个布局。
但我坚持要触发TAP事件 这是我的密码
import android.content.Context;
import android.os.Bundle;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.Toast;
import com.thesis.juandirection.juandirectionfinale.R;
import uk.co.senab.photoview.PhotoViewAttacher;
public class viewInfo extends AppCompatActivity {
private ViewPager viewPager;
private CustomSwipeAdapter adapter;
PhotoViewAttacher mAttacher;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_view_info);
viewPager = (ViewPager) findViewById(R.id.view_pager);
adapter = new CustomSwipeAdapter(this);
viewPager.setAdapter(adapter);
viewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
@Override
public void onPageSelected(int position) {
Toast.makeText(getBaseContext(), "" + position, Toast.LENGTH_LONG).show();
}
});
}
public class CustomSwipeAdapter extends PagerAdapter {
private int[] image_resources = {R.drawable.bsu, R.drawable.gameover2};
private Context context;
private LayoutInflater layoutInflater;
public CustomSwipeAdapter(Context context) {
this.context = context;
}
@Override
public int getCount() {
return image_resources.length;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return (view == (LinearLayout) object);
}
@Override
public Object instantiateItem(View container, int position) {
layoutInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View item_view = layoutInflater.inflate(R.layout.swipe_layout, (ViewGroup) container, false);
ImageView imageView = (ImageView) item_view.findViewById(R.id.image_view);
imageView.setPadding(5, 5, 5, 5);
imageView.setImageResource(image_resources[position]);
((ViewGroup) container).addView(item_view);
mAttacher = new PhotoViewAttacher(imageView);
mAttacher.update();
return item_view;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView((LinearLayout) object);
}
}
}
以及activit的XML
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/pls"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:clickable="true"
android:orientation="vertical"
tools:context="com.thesis.juandirection.juandirectionfinale.viewInfos.viewInfo">
<android.support.v4.view.ViewPager
android:id="@+id/view_pager"
android:layout_width="match_parent"
android:layout_height="fill_parent"></android.support.v4.view.ViewPager>
</LinearLayout>
这是将要进行更改的XML布局
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:gravity="center"
android:background="#000"
>
<ImageView
android:id="@+id/image_view"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:layout_gravity="center"
android:gravity="center"
/>
</LinearLayout>
我所做的是当用户点击图像时。图像的信息将显示在同一屏幕上。(就像Facebook查看照片一样)将
OnClickListener
设置为图像,并显示您想要显示的内容onClick
我已经完成了,但它不起作用。。