嗨，我需要将两个不同的图像数组传递到图库中。1 个数组包含 13 个图像，2 个数组包含 16 个图像。当单击 1 个按钮时，我需要将 1 个数组相关图像传递到画廊中的一个活动中，当单击 2 个按钮时，我需要将 2 个数组相关图像传递到画廊中的一个活动中。当我单击 1 个按钮时，我尝试了某种方式，我显示了 1 个与数组相关的图像，并且所有 13 个图像都被滚动，但我的问题是当我单击 2 个按钮时，我显示了 2 个与数组相关的图像，如果我当时只滚动了 13 个图像滚动，14 图像向前不滚动，仅显示 13 图像。我在此代码中做错了请任何建议我....
GalleryActivity .class:
public class GalleryActivity extends Activity implements
AdapterView.OnItemSelectedListener, ViewSwitcher.ViewFactory{
private TextSwitcher mSwitcher;
Gallery g;
static int nextbtn = 0;
static int prebtn = 0;
ImageAdapter iadapter;
int galpos;
int countk1=0;
public int ht;
public int wt;
public static int motiongal = 3000;
LinearLayout l1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.main);
DisplayMetrics displaymetrics = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(displaymetrics);
ht = displaymetrics.heightPixels;
wt = displaymetrics.widthPixels;
l1=(LinearLayout)findViewById(R.id.linear);
mSwitcher = (TextSwitcher) findViewById(R.id.switcher);
mSwitcher.setFactory(this);
mSwitcher.setInAnimation(AnimationUtils.loadAnimation(this,
android.R.anim.fade_in));
mSwitcher.setOutAnimation(AnimationUtils.loadAnimation(this,
android.R.anim.fade_out));
mSwitcher.startLayoutAnimation();
try
{
g = (Gallery) findViewById(R.id.gallery);
g.setAdapter(new ImageAdapter(this));
g.setHorizontalScrollBarEnabled(false);
Bundle bundle = getIntent().getExtras();
galpos = bundle.getInt("GALPOS");
g.setSelection(galpos);
g.setAnimationDuration(motiongal);
countk1 = getIntent().getIntExtra("k", 0);
} catch(Exception e){
}
g.setOnItemSelectedListener(this);
ImageButton nextButton = (ImageButton) findViewById(R.id.nextimage);
nextButton.setOnClickListener(nextButtonOnClick);
ImageButton preButton = (ImageButton) findViewById(R.id.preimage);
preButton.setOnClickListener(preButtonOnClick);
}
public void onItemSelected(AdapterView<?> parent, View v, int position, long id) {
mSwitcher.setText(mTextNames[position]);
nextbtn = position;
}
public OnClickListener nextButtonOnClick = new OnClickListener(){
public void onClick(View v) {
if(nextbtn < (mTextNames.length-1))
{
try
{
mSwitcher.setText(mTextNames[nextbtn+1]);
mSwitcher.startLayoutAnimation();
mSwitcher.getDrawingTime();
g.setSelection(nextbtn+1);
Thread.sleep(300);
g.scheduleLayoutAnimation();
g.startLayoutAnimation();
Thread.sleep(300);
g.setAnimationDuration(motiongal);
}
catch(Exception e)
{}
}else
{
try
{
mSwitcher.setText(mTextNames[0]);
mSwitcher.startLayoutAnimation();
mSwitcher.getDrawingTime();
g.setSelection(0);
Thread.sleep(300);
g.scheduleLayoutAnimation();
g.startLayoutAnimation();
Thread.sleep(300);
g.setAnimationDuration(motiongal);
}
catch(Exception e)
{}
}
}
};
public OnClickListener preButtonOnClick = new OnClickListener(){
public void onClick(View v) {
if(nextbtn > 0)
{
try
{
mSwitcher.startLayoutAnimation();
mSwitcher.getDrawingTime();
g.setSelection(nextbtn-1);
Thread.sleep(300);
g.scheduleLayoutAnimation();
g.startLayoutAnimation();
Thread.sleep(300);
g.setAnimationDuration(motiongal);
}
catch(Exception e)
{}
}else
{
try
{
mSwitcher.setText(mTextNames[mTextNames.length-1]);
mSwitcher.startLayoutAnimation();
mSwitcher.getDrawingTime();
g.setSelection(mTextNames.length-1);
Thread.sleep(300);
g.scheduleLayoutAnimation();
g.startLayoutAnimation();
Thread.sleep(300);
g.setAnimationDuration(motiongal);
}
catch(Exception e)
{}
}
}
};
public void onNothingSelected(AdapterView<?> parent) {
}
public View makeView() {
TextView i = new TextView(this);
i.setTextSize(18);
i.setGravity(1);
return i;
}
public class ImageAdapter extends BaseAdapter {
public ImageAdapter(Context c) {
mContext = c;
}
public int getView() {
// TODO Auto-generated method stub
return 0;
}
public int getCount() {
return mPhotos1.size();
}
public Object getItem(int position) {
return position;
}
public long getItemId(int position) {
return position;
}
public View getView(int position, View convertView, ViewGroup parent) {
ImageView i = new ImageView(mContext);
if(countk1==1)
{
i.setImageResource(mPhotos.get(position));
}
if(countk1==2)
{
i.setImageResource(mPhotos1.get(position));
}
i.setScaleType(ImageView.ScaleType.FIT_XY);
if(wt >= 480){
if(wt == 480 && ht > 320) {
i.setLayoutParams(new Gallery.LayoutParams(
LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
} else {
i.setLayoutParams(new Gallery.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
}
}else{
i.setLayoutParams(new Gallery.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
}
return i;
}
private Context mContext;
}
private boolean isScrollingLeft(MotionEvent e1, MotionEvent e2){
return e2.getX() > e1.getX();
}
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY){
int kEvent;
if(isScrollingLeft(e1, e2)){ //Check if scrolling left
kEvent = KeyEvent.KEYCODE_DPAD_LEFT;
}
else{ //Otherwise scrolling right
kEvent = KeyEvent.KEYCODE_DPAD_RIGHT;
}
onKeyDown(kEvent, null);
return true;
}
private Integer[] mImageIds = {
R.drawable.bokstavslottet01,
R.drawable.bokstavslottet02,
R.drawable.bokstavslottet03,
R.drawable.bokstavslottet04,
R.drawable.bokstavslottet05,
R.drawable.bokstavslottet06,
R.drawable.bokstavslottet07,
R.drawable.bokstavslottet08,
R.drawable.bokstavslottet09,
R.drawable.bokstavslottet10,
R.drawable.bokstavslottet11,
R.drawable.bokstavslottet12,
R.drawable.bokstavslottet13
};
private Integer[] mImageIdsf = {
R.drawable.f1,
R.drawable.f2,
R.drawable.f3,
R.drawable.f4,
R.drawable.f5,
R.drawable.f6,
R.drawable.f7,
R.drawable.f8,
R.drawable.f9,
R.drawable.f10,
R.drawable.f11,
R.drawable.f12,
R.drawable.f13,
R.drawable.f14,
R.drawable.f15,
R.drawable.f16,
};
private static String[] mTextNames = {
"BOOKSTOVEN1", "BOOKSTOVEN2", "BOOKSTOVEN3", "BOOKSTOVEN4", "BOOKSTOVEN5", "BOOKSTOVEN6", "BOOKSTOVEN7", "BOOKSTOVEN8", "BOOKSTOVEN9", "BOOKSTOVEN10", "BOOKSTOVEN11", "BOOKSTOVEN12", "BOOKSTOVEN13"};
private ArrayList<Integer> mPhotos = new ArrayList<Integer>(Arrays.asList(mImageIds));
private ArrayList<Integer> mPhotos1 = new ArrayList<Integer>(Arrays.asList(mImageIdsf));
}