android volume control app

in the profession to achieve the level of experts, but always feel where the wrong, One day I was excited to talk to my colleagues about Android, and found that they didn't even know what Android is? 2011 AH comrades, then the shock can not say, deeply felt the need to make changes, resolutely give up years of industry accumulation, moved to the mobile Internet, until now. Today, many years ago, the small

Finally: Implement the SD card file browser Technical analysis: The main controls used:Listview How to fill in the listview control, you need to traverse all the files under the entire SD card. If you traverse a folder, first obtain all the files under the folder, then we can fill all the files in this listview, so we can repeat it. How can I get the modification date of a folder or file? The file class in Java only provides us with a public long las

button when crawling Android current screen.When you select a process and press the Debug process button, you can debug at the source level if there is code for the process in eclipse. A bit like gdb attach. The picture Grab button is also very useful to bring the current Android display desktop to your machine.The window on the right has the threads, heap, File Explorer tab. Displays thread statistics, st

Wxappextendobject, the link URL to assign value to extinfo The third step, when the Onreq method of the Iwxapieventhandler interface is Req.gettype () =constantsapi.command_showmessage_from_wx, initiates your jump The fourth step, the need for data to jump, where the data from, from the Wxentryactivity class OnCreate method Getintent Object This is the end of the app entry. -------------------I'm a split line------------------------ Then th

ObjectiveBelieve that some people have used MIUI, will find millet toast and Android traditional toast special is not the same, he will fly from the bottom up, and then fade away. It looks pretty good, but custom animations are not supported for Android native toast. So how did this effect come true? Here's to tell you ....AnalysisIf the park friends have read my other blog "

Implementation: Implementation Method: The inherited View Class re-draws a circle by itself, adds the custom inherited View class to the current activity, and adds an ontouchlitener event to the custom view control. Custom components inherit from the View class: Package COM. jiahui. draw; import android. content. context; import android. graphics. canvas; impor

Related reading: Android Developer Headlines (a) launch page implementation Android Developer Headline (ii) to implement the left-sliding menu Title: Take you to achieve the developer's headline app (iii) Home implementation Grammar_cjkruby:true I. Preface Today, the homepage of the developer's headline app is

[Learn Android while working on projects] knowledge point: ProgressDialog and ProgressBar In the Android control series,ProgressDialog ProgressDialog and ProgressBar dynamically display a loading icon in the UI to display the running status.ProgressDialog is inherited from Android.

Android: Combined with remote control to solve Android ProblemsProblem description people who have developed Android have encountered the following problems: As requirements change, some portal interfaces usually encounter issues such as UI increase, decrease, content changes, and jump interface changes. The code must

#*#* on the dial-up interface to open the Developer Tools feature (Input *#* #6960 #*#* off), click "Settings", "Accessibility" and "Developer Tools" , find "Show layout boundaries" in the drawing bar and open. So the control layout of all the apps is at a glance, WebView as a control, there is only one bounding box, so through this, it is easier to distinguish whether an interface is implemented WebView o

Use Wakelock to keep your Android app awake in the background-Ryan's zone-blog channel-csdn.net In the use of some products GCA, QQ, and so on, if there is a new message, the phone screen even in the lock screen will be lit and prompt sound, then the user will know that there is a new message coming. However, in general, after the mobile phone lock screen, the Andro