how to overlay pictures on android

Android obtains all pictures, video thumbnails, and album covers on the SD card.Query Images First, query the inherent Android database. The image Uri isImages.Media.EXTERNAL_CONTENT_URI.The following is a specific instance query,FileInfoIs a custom data model. Public ArrayList QueryAllImage (final Context context) {if (context = null) {// judge the validi

); A Setcontentview (r.layout.tt); atMgallerylinearlayout= (LinearLayout) This. Findviewbyid (r.id.gallerylinearlayout); -Mlayoutinflater=layoutinflater. from( This); -mphotosintarray=New int[]{r.drawable.a1,r.drawable.a2,r.drawable.a3,r.drawable.a4,r.drawable.a5,r.drawable.a6, - r.drawable.a7,r.drawable.a8,r.drawable.a9}; - -View itemview=NULL; inImageView imageview=NULL; - TextView TextView; to for(inti =0; i ) { +Itemview=mlayoutinflater.inflate (R.LAYOUT.TTT,NULL); -imagevi

;usingandroid.views;usingAndroid.widget;usingAndroid.os;usingCom.Ant.Liao;namespacegifdemo{[Activity (Label="Gifdemo", Mainlauncher =true, Icon ="@drawable/icon")] Public classmainactivity:activity, Imageview.ionclicklistener {PrivateCom.Ant.Liao.GifView gif;//Defining GIF Controls PrivateBoolean f =true; protected Override voidOnCreate (Bundle bundle) {Base. OnCreate (bundle); Setcontentview (Resource.Layout.Main); GIF= findviewbyid(RESOURCE.ID.GIF1); //gif. Set

============ Problem Description ============The features of Android Gallery browsing have not been done by anyone. The main thing is to get pictures and videos sorted after the problem.Now to do a similar view of the library, to all the SD card scanned images and videos in chronological order. Has anyone ever done it?============ Solution 1============Sort of, don't you? Use the Java Collections.sort metho

This image of the asynchronous loading and caching of the class has been used by many developers, is one of the most common open source libraries, the mainstream application, the random anti-compilation of several fire projects, can see its figure.But some people do not know how to use this library how to configure, the information found on the Internet may be too little for the people just contact, below I will use the process I know the written down, I hope to help myself and others more in-de

(html.fromhtml (stext, Imagegetter,NULL));FinalHtml.imagegetter Imagegetter =NewHtml.imagegetter () { Publicdrawable getdrawable (String source) {drawable drawable=NULL; URL url; Try{URL=NewURL (source); Drawable= Drawable.createfromstream (Url.openstream (), ""); } Catch(Exception e) {e.printstacktrace (); return NULL; } drawable.setbounds (0, 0, Drawable.getintrinsicwidth (), Drawable.getintrinsicheight ()); returndrawable; };}(2) mobile phone local Image:FinalString sText2 = "Test picture

= {MediaStore.Images.Media.DATA}; Cursor cursor =getcontentresolver (). Query (SelectedImage, Filepathcolumn,NULL,NULL,NULL);//Query the photo of the specified URI from the system tableCursor.movetofirst ();intColumnIndex = Cursor.getcolumnindex (filepathcolumn[0]); String PicturePath = cursor.getstring (columnindex);//Get photo pathCursor.close (); Bitmap bitmap= Bitmapfactory.decodefile (PicturePath); Picimageview.setimagebitmap (bitmap); }Catch(Exception e

! ", Toast.length_short). Show ();}} catch (Exception e) {E.printstacktrace ();}Toast.maketext (Mcontext, "Send Success", Toast.length_short). Show ();Handler.sendemptymessage (0);//execute time-consuming method after sending to handler}}};Handler Handler = new Handler (new Handler.callback () {@Overridepublic boolean handlemessage (Message msg) {Switch (msg.what) {Case 0:Pd.dismiss ();try {Jsonobject jsonobject = new Jsonobject (RESULTSTR);The service ends with the string "1" as the Operation s

Android implements a custom button with text and picturesIn Android development, you will often need to use a button with text and pictures, below to explain the common implementation methods.I. Using the system's own button implementationThe simplest way to do this is to use the button that comes with the system, which is the smallest amount of code. One of the

This article is mainly about getting pictures from gallery in AndroidDesign Project LayoutLinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http://schemas.android.com/tools"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"android:orientation= "vertical"Tools:context=". Mainactivity " > ButtonAndroid:layout_width= "Wrap_content"Android:layout_heig

Android calls the camera to take pictures and get the original photo solution as follows:Note to have permission to read the file, you need to add the following permissions:button click event: Public voidClick (View view) {Intent Intent=NewIntent (mediastore.action_image_capture);//the intention of the camera to capture the pictureIntent.putextra (Mediastore.extra_output, Imagefileuri);//specifies that the

Summarize Android nomedia Avoid file leaks in System gallery and system ringtonesImages of projects in application development are always included in the system's GalleryThere are 2 ways to avoid images that are included in the System galleryThe first one for the pictureRename the. png suffix to the. ing suffixLike Ic_launcher.png instead of ic_launcher.ing.Another kindThe directory where the project holds the picture is written/.nomediaFile Nomedia =

()"); return convertview; } private class viewholder{private TextView tvtilte; Private ImageView IVIMG1; Private ImageView IvImg2; Private ImageView IVIMG3; }} 3 , writing maintactivity public class Mainactivity extends Activity {private Radiogroup rgchannel; Private listSmall partners who want to know a lot of other content can click to view the source code and perform the test in person.Inquiries or technical exchanges, please add the official QQ G

This is an example of an Android open screen layout that can be used to load advertising pictures and countdown layouts. Program set the Layoutparams, dividing the extra space ratio of 6 5, the specific weight ratio can be defined according to the user's own needs, asynchronous loading ads pictures, related to the Android