navigation programs for android

displayed }else { btn.setvisibility (view.gone); } Core code: Layout file: Mainactivity.java public class Mainactivity extends activity {//viwepager private viewpager viewpager; Private Button btn; Navigation page Resources Private int[] images = new int[]{r.drawable.guide_1, r.drawable.guide_2, R.drawable.guide_3,}; The margin between the dot and the dot is private int left; Used to s

the return key navigation, the main operation of the return key navigation is as follows: 1. Return key navigation display and hide: setdisplayhomeasupenabled (Boolean flag) 2. Return key navigation icon settings: Sethomeasupindicator 3, the Return key event processing: Rewrite the onoptionsitemselect

[] mplanettitles;// The name of each item of the ListView private Drawerlayout mdrawerlayout;private ListView mdrawerlist;private Actionbardrawertoggle Mdrawertoggle; Used to listen for drawerlayout event @overridepublic void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (r.layout.activity_main); mplanettitles = Getresources (). Getstringarray (R.array.planets_array); Mdrawerlayout = (drawerlayout) Findviewbyid (r.id.drawer_layout); mdrawerlist = (List

list data adapterSpinneradapter Mspinneradapter = Arrayadapter.createfromresource ( This, R.array.action_list, Android. R.layout.simple_spinner_dropdown_item); Actionbar.setlistnavigationcallbacks (Mspinneradapter,NewActionbar.onnavigationlistener () {@Override Public BooleanOnnavigationitemselected (intItemposition,LongitemId) { return true; } }); } @Overri

Navigation bar of the android Client) Title: navigation bar of the android ClientDate: 16:34:40Categories:-AndroidTags:-Android-Toolbarbackground During android client development, all pages have an element, that is, the

Respect for the original, respect for the author, reproduced please indicate the source:http://blog.csdn.net/lnb333666/article/details/41821149There is no reliable way to check if there is a navigation bar on the device. You can use Keycharactermap.devicehaskey to check if there are some physical keys on the device, such as menu keys, return keys, and home keys. Then we can determine whether there is a navigationbar by physical key or not (usually the

Android SDK initialization for Baidu map navigation I have been using Baidu map for a while, and navigation is a problem that has always plagued me. Today, we just found that Baidu map's navigation SDK is not incompatible with Android. It is not compatible with a certain pa

Recently, Google has added bottom navigation navigation controls to its own material design. Android has no official navigation controller, its own implementation is indeed a variety of, with this rule, like Apple's bottom toolbar, after our app will have a consistent style, first look at the effect:This is the officia

it is in the Compatibility pack of Material Design, you need to first introduce it in Build.gradle ‘com.android.support:design:23.1.1‘ActionbardrawertoggleImplement return picture and animation effectshttp://blog.csdn.net/chencehnggq/article/details/21492417http://blog.csdn.net/zxm317122667/article/details/50989346Actionbardrawertoggle is the listener for the Drawerlayout event.Actionbardrawertoggle has 3 methods that can be replicated to implement Drawerlayout open, close, and sliding event

Android custom Notification layout Notification, click Notification navigation to switch back to original Activity A Simple Application Scenario: if the user opens the Activity and presses the Home key, the Activity enters-> onPause ()-> onStop () invisible. The code sends a Notification to the Notification bar at this time. After you click Notification in the Notification bar, you can switch onRestart ()->

Viewpager has been used. viewpager has been extended on github, and the navigation style is richer. This open-source project is ViewPagerIndicator, which is very useful, but the example is relatively simple, in practice, a lot of extensions are required, such as image caching and asynchronous loading in fragment. The following is the effect of ViewPagerIndicator source code running. You have also read it. I want to cut a few more images; Click here

Baidu navigation Android FAQSoftware and hardware environment Macbook Pro MGX 72 Android Studio 1.4 Cobi cube 7-inch tablet Baidu navigation SDK 3.0.0 Run navigation Demo First, we need to apply for a developer account and create an application.Baidu Dev Center Next, do

At the 2015 IO Conference, Google brought us a more detailed design specification for material, and also brought us a brand new Android Support Library, in this Support Google provides us with a more standardized MD design-style control. Most importantly, the Android design Support Library is more compatible and can be directly backward-compatible to Android 2.2.

calculate the starting point and end point of the target in the sliding process, that is, the coordinates of the red dots on the left and right sides.After the calculation is complete. Finally, the Drawindicator method is called again to redraw the cursor.So far the flow of Slidetab controls and Viewpager has gone. Thank you (^_^) YIv. End ofGiven the length of the relationship, I will no longer demonstrate the use of the control. You can download the demo below to see the source code. The Slid

Many Android applications now use the bottom navigation bar, which allows users to switch between different pages at will, and now I use the Tabhost component to customize the function of a bottom navigation bar.Let's take a look at the frame diagram of the demo instance:The role of each of the classes and resource files are not explained in detail, there is also

Android sliding page navigation: PagerSlidingTabStrip, context Modify PagerSlidingTabStrip on github: Tab text color selected color (the original text does not color), similar to navigation Chestnuts: http://download.csdn.net/detail/onlyonecoder/7722021 PagerSlidingTabStrip custom attribute list: pstsIndicatorColorColor of the sliding indicator pstsUnderlin

/notification bar Public Static int Getstatusbarheight(Context context) {classNULL; Object obj =NULL; Field field =NULL;intx =0, Statusbarheight =0;Try{c = class.forname ("Com.android.internal.r$dimen"); obj = C.newinstance (); field = C.getfield ("Status_bar_height"); x = Integer.parseint (field.Get(obj). toString ()); Statusbarheight = Context.getresources (). getdimensionpixelsize (x); }Catch(Exception E1) {E1.printstacktrace (); }returnStatusbarheight; }4. Get the h

use GDB to debug Android NDK native (c + +) programs First of all, here the so-called NDK native program is not related to Android upper Java applications, and does not need to involve jni to encapsulate the native interface, in general, is to compile a pure C + + program, push to the Android device

Reprint Please specify source: http://blog.csdn.net/guolin_blog/article/details/25466665The main content of this article comes from Android Doc, I have done some processing after translation, English good friends can also directly read the original text.Http://developer.android.com/guide/topics/ui/actionbar.htmlConfined to the reason of space, in the previous article we only learned Actionbar basic part of the knowledge, then this article we will cont

example, Pivotx is set to 50%,pivoty to 50%, which means rotating around the center of the view itself.Let's look at an item animation on the bottom navigation bar of the example,58 app. A very simple animation, but with a little vainly disobey, very refreshing feeling.The following XML code is given:Cycle_shake.xmlcycleInterpolator xmlns:android="http://schemas.android.com/apk/res/android" android:cycl