The Toast in Android

Source: Internet
Author: User

Toast can show the help/prompts to user. There have five effect of toast as bellow:


1.default Effect:


Code

Toast.maketext (Getapplicationcontext (), default Toast style,     toast.length_short). Show ();

2.custom Position Effect:


Code

Toast = Toast.maketext (Getapplicationcontext (),     "Custom location Toast", Toast.length_long);   Toast.setgravity (gravity.center, 0, 0);   Toast.show ();

3.with the picture effect:


Code

Toast = Toast.maketext (Getapplicationcontext (),     "toast with pictures", toast.length_long);   Toast.setgravity (gravity.center, 0, 0);   LinearLayout Toastview = (linearlayout) toast.getview ();   ImageView imagecodeproject = new ImageView (Getapplicationcontext ());   Imagecodeproject.setimageresource (R.drawable.icon);   Toastview.addview (imagecodeproject, 0);   Toast.show ();

4.completely Custom Effect:


Code

Layoutinflater inflater = Getlayoutinflater ();   View layout = Inflater.inflate (R.layout.custom,     (viewgroup) Findviewbyid (r.id.lltoast));   ImageView image = (ImageView) layout     . Findviewbyid (r.id.tvimagetoast);   Image.setimageresource (R.drawable.icon);   TextView title = (TextView) Layout.findviewbyid (r.id.tvtitletoast);   Title.settext ("Attention");   TextView Text = (TextView) Layout.findviewbyid (r.id.tvtexttoast);   Text.settext ("Fully customizable Toast");   Toast = new Toast (Getapplicationcontext ());   Toast.setgravity (Gravity.right | Gravity.top, (a);   Toast.setduration (Toast.length_long);   Toast.setview (layout);   Toast.show ();

5.from Other Thread:


Code

New Thread (New Runnable () {public    void run () {     showtoast ();    }   }). Start ();

All of the code as bellow:

1.main.java

Package Com.wjq.toast;import Android.app.activity;import Android.os.bundle;import android.os.handler;import Android.view.gravity;import Android.view.layoutinflater;import Android.view.view;import Android.view.ViewGroup; Import Android.view.view.onclicklistener;import Android.widget.imageview;import android.widget.LinearLayout; Import Android.widget.textview;import Android.widget.toast;public class Main extends Activity implements Onclicklistener {Handler Handler = new Handler (); @Override public void OnCreate (Bundle savedinstancestate) {SUPER.ONCR  Eate (savedinstancestate);  Setcontentview (R.layout.main);  Findviewbyid (R.id.btnsimpletoast). Setonclicklistener (this);  Findviewbyid (r.id.btnsimpletoastwithcustomposition). Setonclicklistener (this);  Findviewbyid (r.id.btnsimpletoastwithimage). Setonclicklistener (this);  Findviewbyid (R.id.btncustomtoast). Setonclicklistener (this); Findviewbyid (R.id.btnruntoastfromotherthread). Setonclicklistener (this); } public void Showtoast () {Handler.posT (new Runnable () {@Override public void run () {Toast.maketext (Getapplicationcontext (), "I'm from another thread!   ", Toast.length_short). Show (); }  });  } @Override public void OnClick (View v) {toast toast = null; Switch (V.getid ()) {Case R.id.btnsimpletoast:toast.maketext (Getapplicationcontext (), "Default Toast style", toast.length_sh   ORT). Show ();  Break Case r.id.btnsimpletoastwithcustomposition:toast = Toast.maketext (Getapplicationcontext (), "Custom location toast", Toast.LENG   Th_long);   Toast.setgravity (gravity.center, 0, 0);   Toast.show ();  Break   Case r.id.btnsimpletoastwithimage:toast = Toast.maketext (Getapplicationcontext (), "toast with pictures", toast.length_long);   Toast.setgravity (gravity.center, 0, 0);   LinearLayout Toastview = (linearlayout) Toast.getview ();   ImageView imagecodeproject = new ImageView (Getapplicationcontext ());   Imagecodeproject.setimageresource (R.drawable.icon);   Toastview.addview (imagecodeproject, 0);   Toast.show ();  Break Case R.id.btncustomtoast:   Layoutinflater inflater = Getlayoutinflater ();   View layout = Inflater.inflate (R.layout.custom, (ViewGroup) Findviewbyid (r.id.lltoast));   ImageView image = (ImageView) layout. Findviewbyid (r.id.tvimagetoast);   Image.setimageresource (R.drawable.icon);   TextView title = (TextView) Layout.findviewbyid (r.id.tvtitletoast);   Title.settext ("Attention");   TextView Text = (TextView) Layout.findviewbyid (r.id.tvtexttoast);   Text.settext ("Fully customizable toast");   Toast = new Toast (Getapplicationcontext ()); Toast.setgravity (Gravity.right |   Gravity.top, 12, 40);   Toast.setduration (Toast.length_long);   Toast.setview (layout);   Toast.show ();  Break    Case R.id.btnruntoastfromotherthread:new Thread (new Runnable () {public void run () {showtoast ();   }}). Start ();  Break } }}
2.main.xml

<?xml version= "1.0" encoding= "Utf-8"? ><linearlayout xmlns:android= "http://schemas.android.com/apk/res/ Android "android:orientation=" vertical "android:layout_width=" fill_parent "android:layout_height=" Fill_parent " android:padding= "5dip" android:gravity= "center" > <button android:layout_height= "wrap_content" android:layout _width= "Fill_parent" android:id= "@+id/btnsimpletoast" android:text= "Default" ></Button> <button android: layout_height= "Wrap_content" android:layout_width= "fill_parent" android:text= "Custom display location" Android:id= "@+id/ Btnsimpletoastwithcustomposition "></Button> <button android:layout_height=" Wrap_content "Android: Layout_width= "Fill_parent" android:id= "@+id/btnsimpletoastwithimage" android:text= "with pictures" ></Button> < Button android:layout_height= "wrap_content" android:layout_width= "fill_parent" android:text= "fully customizable" android:id= "@+" Id/btncustomtoast "></Button> <button android:layout_height=" Wrap_content "android:layout_width="Fill_parent" android:text= "Other Threads" android:id= "@+id/btnruntoastfromotherthread" ></button></ linearlayout> 3.custom.xml<?xml version= "1.0" encoding= "Utf-8"? ><linearlayout xmlns:android= "/http Schemas.android.com/apk/res/android "android:layout_height=" wrap_content "android:layout_width=" Wrap_content " Android:background= "#ffffffff" android:orientation= "vertical" android:id= "@+id/lltoast" > <textview android: layout_height= "Wrap_content" android:layout_margin= "1dip" android:textcolor= "#ffffffff" android:layout_width= " Fill_parent "android:gravity=" center "android:background=" #bb000000 "android:id=" @+id/tvtitletoast "/> <  LinearLayout android:layout_height= "wrap_content" android:orientation= "vertical" android:id= "@+id/llToastContent" android:layout_marginleft= "1dip" android:layout_marginright= "1dip" android:layout_marginbottom= "1dip" Android: Layout_width= "Wrap_content" android:padding= "15dip" android:background= "#44000000" > <imagevieW android:layout_height= "wrap_content" android:layout_gravity= "center" android:layout_width= "Wrap_content" Android : id= "@+id/tvimagetoast"/> <textview android:layout_height= "wrap_content" android:paddingright= "10dip" Androi d:paddingleft= "10dip" android:layout_width= "wrap_content" android:gravity= "center" android:textcolor= "#ff000000" a Ndroid:id= "@+id/tvtexttoast"/> </LinearLayout></LinearLayout>

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