android-imageview

问题 I am planning to save this ImageView : to my RealmDatabase, but the image is not appearing when I want to retrieve it. it should appear here: here is the my onSaveExpense code public void onSaveExpense() { //TODO - BITMAP EXPENSE ICONS if (mCategoriesSpinnerAdapter.getCount() > 0 ) { if (!Util.isEmptyField(etTotal)) { Category currentCategory = (Category) spCategory.getSelectedItem(); String total = etTotal.getText().toString(); String description = etDescription.getText().toString(); Bitmap

问题 I have an android application which has a grid view gallery in it. On this grid view I'm showing images in full screen when the user clicks on an image. It works quite well. But the problem is grid view shows the images correctly when they appear on the screen in the first time, but the order is changing randomly when user scrolls it down to see more images. Here is my code below for adapters and you can take a look to the pictures. public class GridGallery extends BaseAdapter { Context

问题 I know it's possible to XY repeat a bitmap drawable in an ImageView using this technique: Repeat drawable in imageview? but my drawable is an SVG so I can't create my bitmap.XML . Is there any other technique to treat my case? 来源： https://stackoverflow.com/questions/55581786/android-is-it-possible-to-repeat-an-svg-drawable-inside-an-imageview

问题 I am trying to create ImageView when I click the button.I don't know why when I am creating it I get the error on new Image. the code I am working is as follows: @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Button save; save = (Button) findViewById(R.id.savebtn); save.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub ImageView

问题 How to display text on android ImageView with Linear Layout. I found many examples on stack overflow for this purpose but all are for Relative Layout, Frame Layout But I am not getting it in Linear Layout. I have tried for android:text="My Text" But its not working. Please suggest me if its possible to do so. If so how can it be done. <ImageView android:id="@+id/share_button" android:layout_width="fill_parent" android:layout_height="25dp" android:layout_gravity="center" android:layout_margin=

问题 I have a xml file in drawable to set border for imageview know as imgborder.xml as below <?xml version="1.0" encoding="UTF-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <solid android:color="#FFFFFF" /> <stroke android:width="1dp" android:color="#000000" /> <padding android:left="1dp" android:top="1dp" android:right="1dp" android:bottom="1dp" /> </shape> May I know how can I apply it dynamically in code? Like android:background in xml layout? Thank you. 回答1: You can

问题 I am trying to select image from gallery and trying to display it in gridview but it is not setting in gridview,following is my snippet code,can anyone tell me what is the issue with my code? Thanks in advance public class MainActivity extends Activity { private static int RESULT_LOAD_IMAGE = 1; private ImageView imageView; private Uri selectedImage; private int columnIndex; private GridView gridView; private String picturePath; private ImageView imageView11; @Override public void onCreate

问题 I'm developing a travel app. On Google map API V2 feature, I want each InfoWindow have an different image. I've override WindowInfoAdapter for custom title and detail text. public class MyInfoWindowAdapter implements InfoWindowAdapter { private final View mView; public MyInfoWindowAdapter(Activity activity) { mView = activity.getLayoutInflater().inflate(R.layout.custom_info_window, null); } @Override public View getInfoContents(Marker marker){ String title = marker.getTitle(); final String

问题 I am attempting to get some text to appear in the centre of an ImageView . But using this xml (below) what I see its the text wedged in the top left of the FrameLayout . What did I do wrong? <FrameLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:layout_weight="1" > <ImageView android:id="@+id/levbut" android:layout_width="wrap_content" android:layout_height="match_parent" android:scaleType="centerInside" android:src="

问题 I am downloading images in my application to populate it on to the UI. Here is the code I am using to download & save that image on to the device external memory. File firstDirectory=new File(Environment.getExternalStorageDirectory()+"/Catalog"); if (firstDirectory.exists()==false) { firstDirectory.mkdir(); } for (int i = 0; i <list.size() && !isCancelled(); i++) { Content content= list.get(i); try { File firstFile =new File(firstDirectory+"/"+content.getId()+".jpeg"); if (firstFile.exists()=