我只是为全屏画廊实现找到了一些解决方案,但我无法让代码工作。也许任何人都可以帮助我。
我需要一个没有缩略图库的全屏图像切换器,我可以用手指在图片之间切换。
我收到以下错误:firstActivity 无法解析为类型 slide_in_right 无法解析或不是字段 slide_out_left 无法解析或不是字段
我对 android 编码很陌生 :)
请帮我
package com.example.prog;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.view.animation.AnimationUtils;
import android.widget.ImageSwitcher;
import android.widget.ImageView;
import android.widget.ViewSwitcher.ViewFactory;
import android.util.Log;
import android.view.MotionEvent;
import android.widget.ViewSwitcher;
import android.widget.Gallery;
import android.widget.Gallery.LayoutParams;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.view.Window;
import android.content.Context;
public class l2_AltInvestActivity extends Activity implements ViewFactory {
ImageSwitcher imageSwitcher;
Integer[] imageList = {
R.drawable.fr_l1_01,
R.drawable.fr_l1_02,
R.drawable.fr_l1_03,
R.drawable.fr_l1_04,
R.drawable.fr_l1_05
};
int curIndex=0;
int downX, upX;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.mmenutest);
imageSwitcher = (ImageSwitcher) findViewById(R.id.switcher);
imageSwitcher.setFactory(this);
imageSwitcher.setInAnimation(AnimationUtils.loadAnimation(this,android.R.anim.fade_in));
imageSwitcher.setOutAnimation(AnimationUtils.loadAnimation(this,android.R.anim.fade_out));
imageSwitcher.setImageResource(imageList[curIndex]);
imageSwitcher.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
if (event.getAction() == MotionEvent.ACTION_DOWN) {
downX = (int) event.getX();
Log.i("event.getX()", " downX " + downX);
return true;
}
else if (event.getAction() == MotionEvent.ACTION_UP) {
upX = (int) event.getX();
Log.i("event.getX()", " upX " + downX);
if (upX - downX > 100) {
imageSwitcher.setInAnimation(AnimationUtils.loadAnimation(firstActivity.this,android.R.anim.slide_in_left));
imageSwitcher.setOutAnimation(AnimationUtils.loadAnimation(firstActivity.this,android.R.anim.slide_out_right));
//curIndex current image index in array viewed by user
curIndex--;
if (curIndex < 0) {
curIndex = 5; //maximum
}
//imageList :-image list array
imageSwitcher.setImageResource(imageList[curIndex]);
//GalleryActivity.this.setTitle(curIndex);
}
else if (downX -upX > -100) {
curIndex++;
if (curIndex > 4) {
curIndex = 0;
}
imageSwitcher.setInAnimation(AnimationUtils.loadAnimation(this,android.R.anim.slide_in_right));
imageSwitcher.setOutAnimation(AnimationUtils.loadAnimation(this,android.R.anim.slide_out_left));
imageSwitcher.setImageResource(imageList[curIndex]);
//GalleryActivity.this.setTitle(curIndex);
}
return true;
}
return false;
}
});
} //END onCreate
@Override
public View makeView() {
ImageView i = new ImageView(this);
i.setScaleType(ImageView.ScaleType.FIT_CENTER);
i.setLayoutParams(new ImageSwitcher.LayoutParams(LayoutParams.FILL_PARENT,LayoutParams.FILL_PARENT));
i.setBackgroundColor(0xFF000000);
return i;
} //END makeView
} // END Class