预定位值赋给的ImageView [英] Assign the Intended bitmap value to an imageView
问题描述
我使用一个适配器来加载的项目的网格。然后,当用户从网格中选择一个项目,然后它打开了定制画面。在这个过程中,我在意向发送一些数据,稍后我可以加载这些在定制屏幕。我成功加载了比 isVeg
项目以外的其他项目。响应I'mgetting为 isVeg
, [假的,真的,假的,假的,真的,真的,真的,真的,真的,真的,真的,真的,真的,真的,真的,真的,真的,真的,真的]
。
我的问题是我已经intented的方式是否正确。如果它是正确的我怎样才能将其分配给ImageView的。
使用将数据发送到下一个acitivty适配器即时
@覆盖
公共查看getView(最终诠释的立场,观点convertView,父母的ViewGroup){
ViewHolder持有人;
如果(convertView == NULL){
持有人=新ViewHolder();
convertView = LayoutInflater.from(上下文).inflate(
R.layout.pasta_single_item,父母,假);
holder.ivImage =(ImageView的)convertView
.findViewById(R.id.grid_image);
holder.tvImageIcon =(ImageView的)convertView
.findViewById(R.id.icon);
holder.tvHeader =(TextView中)convertView
.findViewById(R.id.grid_text);
convertView.setTag(保持器); }其他{
支架=(ViewHolder)convertView.getTag();
}
holder.tvHeader.setText(descriptions.get(位置));
Picasso.with(this.context).load(imageUrls.get(位置))
.into(holder.ivImage); 最后弦乐strIsVag = isVeg.get(位置);
最后的位图mBitmap;
如果(strIsVag.contains(真)){
mBitmap = BitmapFactory.de codeResource(
this.context.getResources(),R.drawable.veg);
}其他{
mBitmap = BitmapFactory.de codeResource(
this.context.getResources(),R.drawable.nonveg);
} holder.tvImageIcon.setImageBitmap(mBitmap); 按钮customizePasta =(按钮)convertView
.findViewById(R.id.bt_direct_customize);
customizePasta.setOnClickListener(新View.OnClickListener(){
@覆盖
公共无效的onClick(查看视图){
接下来意向=新意图(背景下,ActivityPastaCustomize.class);
next.putExtra(说明,descriptions.get(位置));
next.putExtra(图片网址,imageUrls.get(位置));
next.putExtra(价格,price.get(位置));
next.putExtra(isVeg,mBitmap); //为意向所选项目的形象
context.startActivity(下);
((活动)上下文).overridePendingTransition(
R.anim.slide_in_right,R.anim.slide_out_left);
}
}); 返回convertView;
}私有类ViewHolder {
私人TextView的tvHeader;
私人ImageView的ivImage;
私人ImageView的tvImageIcon;
}
}
在活动接收数据
最终字符串描述= getIntent()getStringExtra(说明)。
串图片网址= getIntent()getStringExtra(图片网址);
最后弦乐Strprice = getIntent()getStringExtra(价格)。
串mBitmap = getIntent()getStringExtra(isVeg); //收到
项目
设置recivied数据
最后的TextView descriptionTV =(的TextView)findViewById(R.id.grid_text);
descriptionTV.setText(介绍); 最终的TextView priceTV =(的TextView)findViewById(R.id.pasta_price);
priceTV.setText(价格RS+ Strprice); ImageView的ImageView的=(ImageView的)findViewById(R.id.grid_image);
Picasso.with(本).load(图片网址).into(ImageView的);
发送继 getView
修改绘制id.make方式:
1 获得 isVeg
选择字符串列表:
@覆盖
公共无效的onClick(查看视图){
...
next.putExtra(isVeg,isVeg.get(位置));
context.startActivity(下);
....
}
2 接收活动数据 isVeg
为字符串:
字符串strIsVag = getIntent()getStringExtra(isVeg);
3,根据strIsVag :设置图片为ImageView的:
位图mBitmap;
如果(strIsVag.contains(真)){
mBitmap = BitmapFactory.de codeResource(
this.getResources(),R.drawable.veg);
}其他{
mBitmap = BitmapFactory.de codeResource(
this.getResources(),R.drawable.nonveg);
}
ImageView的ImageView的=(ImageView的)findViewById(R.id.grid_image);
imageView.setImageBitmap(mBitmap);
I'm using an adapter to load the items to a grid. then when the user select an item from the grid then it opens up the customizing screen. In that process I'm sending some data in the intent and later I can load the these in the customizing screen. Successfully I have loaded the other items other than the isVeg
item. Response I'mgetting for isVeg
, [false, true, false, false, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true]
.
My problem is the way I have intented is correct or not. If it is correct how can I assign it to a ImageView.
adapter im using to send the data to next acitivty
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
ViewHolder holder;
if (convertView == null) {
holder = new ViewHolder();
convertView = LayoutInflater.from(context).inflate(
R.layout.pasta_single_item, parent, false);
holder.ivImage = (ImageView) convertView
.findViewById(R.id.grid_image);
holder.tvImageIcon = (ImageView) convertView
.findViewById(R.id.icon);
holder.tvHeader = (TextView) convertView
.findViewById(R.id.grid_text);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
holder.tvHeader.setText(descriptions.get(position));
Picasso.with(this.context).load(imageUrls.get(position))
.into(holder.ivImage);
final String strIsVag=isVeg.get(position);
final Bitmap mBitmap;
if (strIsVag.contains("true")) {
mBitmap = BitmapFactory.decodeResource(
this.context.getResources(), R.drawable.veg);
} else {
mBitmap = BitmapFactory.decodeResource(
this.context.getResources(), R.drawable.nonveg);
}
holder.tvImageIcon.setImageBitmap(mBitmap);
Button customizePasta = (Button) convertView
.findViewById(R.id.bt_direct_customize);
customizePasta.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent next = new Intent(context, ActivityPastaCustomize.class);
next.putExtra("description", descriptions.get(position));
next.putExtra("imageUrl", imageUrls.get(position));
next.putExtra("price", price.get(position));
next.putExtra("isVeg", mBitmap); //intent the image for selected item
context.startActivity(next);
((Activity) context).overridePendingTransition(
R.anim.slide_in_right, R.anim.slide_out_left);
}
});
return convertView;
}
private class ViewHolder {
private TextView tvHeader;
private ImageView ivImage;
private ImageView tvImageIcon;
}
}
receiving the data in activity
final String description = getIntent().getStringExtra("description");
String imageUrl = getIntent().getStringExtra("imageUrl");
final String Strprice = getIntent().getStringExtra("price");
String mBitmap = getIntent().getStringExtra("isVeg"); // recives the item
setting the recivied data
final TextView descriptionTV = (TextView) findViewById(R.id.grid_text);
descriptionTV.setText(description);
final TextView priceTV = (TextView) findViewById(R.id.pasta_price);
priceTV.setText("PRICE RS " + Strprice);
ImageView imageView = (ImageView) findViewById(R.id.grid_image);
Picasso.with(this).load(imageUrl).into(imageView);
Instead of sending Bitmap with intent send drawable id.make following changes in getView
method:
1. Get selected String from isVeg
List:
@Override
public void onClick(View view) {
...
next.putExtra("isVeg", isVeg.get(position));
context.startActivity(next);
....
}
2. Receive data in activity isVeg
as String:
String strIsVag = getIntent().getStringExtra("isVeg");
3. Set Image to ImageView according to strIsVag :
Bitmap mBitmap;
if (strIsVag.contains("true")) {
mBitmap = BitmapFactory.decodeResource(
this.getResources(), R.drawable.veg);
} else {
mBitmap = BitmapFactory.decodeResource(
this.getResources(), R.drawable.nonveg);
}
ImageView imageView = (ImageView) findViewById(R.id.grid_image);
imageView.setImageBitmap(mBitmap);
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