android refresh button in actionbar

Android ActionBarDrawerToggle, DrawerLayout, ActionBar, and androidactionbar ActionBarDrawerToggle is a switch used to open/close the DrawerLayout drawer. ActionBarDrawerToggle provides a convenient way to work with DrawerLayout and ActionBar to implement the recommended drawer function. Click the home button of the

Use of Actionbar1. Start Actionbar (by default it is enabled)1.1 The theme for setting apps in Android Profile (Androidmanifest.xml) is * * *. Noactionbar1.2 Controlling the startup of Actionbar in code　　　　The book is written in Getactionbar (), but I never get it when I try it, Actionbar has always been empty.Problem

); return true; Case R.id.icon_search: toast.maketext (this, "Trigger Search button Event", Toast.length_short). Show (); return true; Default: return super.onoptionsitemselected (item); } }manually implement menuActivity can be called from one another, or you can return from the child activity to the parent activity, create a new personactivity, and manually write the code to configure t

1. What is ActionBar? If you have a picture and the truth, you will know about it. For most applications, the Operation bar can be divided into four different functional areas. 1. Application icons The application icon is the icon of your application. Place your own logo in the application icon position. Note: If the application does not have the top-level interface at the time, place a left arrow on the left of the icon to indicate the "up"

Action bar is one of the important development resources used by Android applications.Bar provides consistent application navigation and view switching modes, as well as prominent and easy ways to execute important operations in a predictable manner. Generally, the action bar is located at the top of the screen, which includes four operational areas: the application icon or logo area. It is used for the view control of the spinner drop-down menu or th

the Action bar if it is present.getmenuinflater (). Inflate (R.menu.style1, menu); return true;} private int mtype; @Overridepublic boolean onprepareoptionsmenu (Menu menu) {//TODO auto-generated method StubSystem.out.println ("Current mtype:" + mtype); Menu.clear (); Menuinflater inflater = this.getmenuinflater (), switch (mtype) {case 0:inflater.inflate (r.menu.style1, menu); Case 1:inflater.inflate (r.menu.style2, menu), Break;case 2:inflater.inflate (R.menu.style3, menu); return Super.onpre

Today I wrote a sample code that uses the Actionbar class to implement the top label switching feature. If it is shown.650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/43/79/wKioL1PbOnvTIWiZAACPg7me6ZI290.jpg "title=" QQ picture 20140801144803.jpg "alt=" Wkiol1pbonvtiwizaacpg7me6zi290.jpg "/>With the latest ADT tools, the project will be created with a Android-support-v7-appcompat class library pr

conducive to interaction, now let it hover over.3.Floating ActionBarThe suspension of the Actionbar, this design is very good, you can very well the interaction of frequent movements placed on this small suspended circular button, of course, the specific style and response action you can implement.4.SnackbarYou can think of it as an upgrade to toast, longer than toast, and allow users to manually erase thi

(Item.getitemid ()) { case android. R.id.home: toast.maketext ( this 1 ). Show (); break } } 2. The title area, corresponding also hasActionbar.setdisplayshowtitleenabled (TRUE);Of course we can also set our own style to the title bar, but that also must be in Setcontentview (R.layout.custom_title);Requestwindowfeature (Window.feature_custom_title);You can then enableGetWindow (). Setfeatureint (Window.feature_custom_title, r

= item.getitemid (), if (id = = R.id.actionbar_overflow) {if (PopupMenu = = null) {PopupMenu = new Popup Menu (This,findviewbyid (r.id.actionbar_overflow));p opupmenu.inflate (R.menu.actionbar_pop); Popupmenu.setonmenuitemclicklistener (this);} Popupmenu.show (); return true;} else if (}id = = Android. R.id.homeThe function that is implemented when the icon in the upper left corner of the operation is returned, the configuration checklist needs to be

Do not know when you brush the microblog, have encountered, refresh too much, want to return to the top of the microblog before the situation. In fact, clicking on the top of the Actionbar can return to the top. Instead of always pulling down.Don't say much, talk about how to do this in Android.First, add a customview to Actionbar.CustomView Layout file Actionbar_layout.xml:1XML version= "1.0" encoding= "Ut

super.onoptionsitemselected (item); } Custom Actionbar /** * Initialize actionbar content * * * * private actionbar Actionbar; private void Initactionbar () {Actionbar=super.getactionbar (); Actionbar.show (); Displays the home area actionbar.s

(Intent.flag_activity_clear_when_task_reset); StartActivity (externalactivityintent); } }); }}4. Go to another activity interface, Otheractivity.java: Packagecom.yangyu.myactionbar04;ImportAndroid.app.ActionBar;Importandroid.content.Intent;ImportAndroid.os.Bundle;Importandroid.support.v4.app.FragmentActivity;Importandroid.support.v4.app.NavUtils;ImportAndroid.support.v4.app.TaskStackBuilder;ImportAndroid.view.MenuItem; Public classOtheractivityextendsfragmentactivity { Pu

We've written a sample of 6 custom view in front of us, all new self-drawn controls. In this example, let's combine several existing controls into a new control.：We use two buttons and a textview combination to become a actionbar, the following first one:Key code: (1) res/layout/custom_action_bar.xml----Combo Control layout file(2) Customactionbar.java------Custom Combo ControlsImport Android.content.context;import Android.util.attributeset;import And

First, add the return icon to Actionbar:Code:@Overrideprotected voidonCreate (Bundle savedinstancestate) {Super. OnCreate (savedinstancestate); Setcontentview (r.layout.settings); Issendmsg=(Switch) Findviewbyid (r.id.issendmessage); Iscall=(Switch) Findviewbyid (R.id.iscall); Data=(Initdataapp) getapplication (); Issendmsg.setchecked (Data.issendmsg ()); Iscall.setchecked (Data.iscall ()); ActionBar ActionBar