android volume control app

The cursor ListView provides index tags so that you can quickly locate list items.It can also be called index ListView. Some people call it Tweaked ListView, which may be more vivid.I understand everything in the figure: It is the drag block on the right, which is very simple:Copy code It can also be written in the java Background: Copy code When the data volume is large, the so-called "cursor" on the right will appear in the sliding list.Simple, whic

"Insect repellent Artifact v1.0" can be very good to get rid of those annoying and annoying smelly mosquitoes, it always make their own no good sleep or rest, have to work hard to slap, this good, also less trouble, first affectionate narrowed a moment ... This sonic pleasant people will not have a negative impact, please rest assured that the use, assuming that you can reduce the volume of work, OK, please tell your small partner, to exit can press m

The friendly visual perception and stable and error-free performance come from our pursuit of aesthetics and comprehensive consideration. I have always enjoyed it from a technical point of view.This articleArticleIt is a must-have knowledge for Android Developers. It is not perfect but useful for everyone. This article is a supplement to the previous "android Learning Series (2) -- download in the notific

IntroductionIn Android app development: Fragment's non-disruptive save Setretaineinstance article has described how to get fragment to save data without destroying it with the activity. In the design of mobile application architecture, interface and data are inseparable and can not be confused. In most of the development experience, we are using fragment to interface programming, even if the data is basical

using pictures in your app:1, the graph resources can not be randomly placed folder, it is best to follow the corresponding transduction to the corresponding file home, avoid because access to other files and resulting in the image of the memory increase.2, for only a set of graph resources, as far as possible to choose high-precision size cut. Refer to the device information of the current mainstream equipment to select the corresponding accuracy as

After the crazy batch of a vendor's multimedia control app how rotten, bombast himself to do a minute thing. Of course, to do a very easy, more than their rotten software is still confident. The process encountered various pits, one of which was as followsJust start with a tablet to debug, always pop up the window to select the device, so tick "Use same device for the future launches", so eclipse by default

After the crazy batch of a vendor's multimedia control app how rotten, bombast himself to do a minute thing. Of course, to do a very easy, more than their rotten software is still confident. The process encountered various pits, one of which was as follows Just start with a tablet to debug, always pop up the window to select the device, so tick "Use same device for the future launches", so eclipse by defaul

ScrollView + Viewpager to achieve Android app main interface effectThe main interface of Android is usually made up of two parts: navigation bar, sliding split screen (I call it myself). Where the sliding split screen is definitely used with the fragment, the specific bearer of the control is Viewpager. There are many

Recently do an Android application, with Bluetooth signal control an instrument, through a Bluetooth to the serial port device, send Bluetooth signal, and then converted to serial command sent to the instrument. The Bluetooth device is as follows:How do I get this Bluetooth device when I write Java code in an Android app