Android highlights 33: Avoid fetching Android sdk compoment information and fetchingcompoment every time the AS is started
Every time Android Studio starts, it needs to go to the fetching sdk. Because we still cannot connect to the official
Android Studio and Eclipse's Android development environment build a download package:Link: Http://pan.baidu.com/s/1kTKJZkN Password: QXQFThe first occurrence of Android studio does not start:How to solve this problem:1) Go to the bin directory in the newly installed Android Studio directory. Locate the Idea.properties
Android Studio will go to the fetching SDK every time, because the Android SDK website we are still not connected so every time the interface to stop there for a long.The workaround is to set the function to cancel each fetching SDK.Just add the following at the end of the Idea.properties file in
Different Android selectors are easy to use and address date and time are easy to use !, Android Selector
Preface
Picker is used in many cases in Android development, such as selecting the address, date, and time.
Native Picker and iOS-like Picker both move up and down or l
Android Date and Time selector and Android date Selector
Are you still worried about the ugliness of the date control that comes with Android? Now. Let's take a look at this tall date selector. First:
The date control is modified based on the date of the Wheel of the well-known date control. The interface is more
Android development time dial, android development dial
I. In a recent project, I encountered a time dial requirement. I didn't find a proper one on the Internet, so I took some time to implement it. Now I want to share it with you. The effect is as follows:
Before introduc
Getting started with Android Engineers (1)-this week's entrance, time-consuming, light-spraying, and android engineers
Squeeze time, first.
I. Environment Construction
.
Ii. Project Structure
In studio, project = Module;
Res: all resources applied --The size of the generated APK is basically determined.;
Java: java sou
Very good date selector android-times-square, android time SelectorVery good date selector android-times-square use service: Other features classification: tool support platform: Android running environment: Eclipse development language: Java Development Tool: Eclipse:Http:/
(); // gets the time stamp corresponding to the date time of the standard GMTThen in the actual development process, the use of the standard timestamp, because the user is likely to change the time zone, if the time stamp of the corresponding time zone is used, and the time
Very good date selector android-times-square, android time SelectorVery good date selector android-times-square use service: Other features classification: tool support platform: Android running environment: Eclipse development language: Java Development Tool: Eclipse:Http:/
, enter the time to judge whether there is no value, if no value is the first time to enter, then jump into the Application Guide page, otherwise, jump into the main page.2.ViewPager to achieve page turn effect:Package Com.yayun.guide;import Java.util.arraylist;import Java.util.list;import android.app.activity;import Android.content.intent;import Android.os.bundle;import Android.support.v4.view.pageradapter
Android prevents repeated clicks on controls and multiple clicks at the same timeIntroduction
In a mobile phone interface, users often click multiple controls at the same time, and often click multiple controls in a short period of time, which will cause various bugs.Prevent Multiple widgets from being clicked
You on
Image operations and time and date selector for Android learning, android Selector
I. Basic Learning
1. ImageView is an image container, which is the direct subclass of View, just like RadioGroup is a RadioButton container.
1
imageviewandroid:id="@+id/img" android:layout_width="fill_parent" android:layout_height="wrap_content" android:src="@drawable/l
first choice, see: Parsing HTML data in Java (using a third-party library Jsoup)I don't repeat it here.Update cycle for desktop widgets (widgets):When you create a desktop part Androidstudio automatically generates an XML configuration file that defines some of the properties of the part12provider3Xmlns:android= "Http://schemas.android.com/apk/res/android"4Andro
For a long time, music is stored in the memory of the mobile phone because of its large size, which occupies too much resources.
MediaPlayer can be used to play Audio, Video, and streaming media. MediaPlayer supports Audio and Video playback.
On the Android interface, both the Music and Video applications call MediaPlayer.
MediaPlayer is implemented at the underlying layer based on the OpenCore (PacketVideo
For the busy business people, often outside, frequent business with customers, every day at home, companies, customers shuttle between the life, it is impossible to carry a notebook at any time, more likely to stay in front of the computer, but many business documents need to communicate with the Internet, such as contracts, tenders, statements, etc., If you have a smartphone or 3G tablet, with the Kingsoft WPS Office Mobile version, you can edit the
Implementation Technology: android. media. SoundPool (manages and plays audio resources of applications and loads them directly to the memory ).
I. Basic Knowledge:
1. Create a SoundPool:
Let's take a look at the definition of the SoundPool function, as follows:
[Java]
Public SoundPool (
Int maxStream, // maximum number of streams simultaneously played
Int streamType, // stream type, which is generally STREAM_MUSIC
Int srcQuality // sampling rate conv
I. Clock Components
1. AnalogClock component
Appearance: The widget displays a dial with minute and second hands rotating;
Attribute Introduction: This component can be used to set the dial image and display the image by the hour hand;
--Set dial: Android: dial, set the R. drawable resource image;
--Set the hour hand: Android: hand_hour, set the R. drawable resource image;
--Set the sub-needle:
APT (Annotation processing Tool) can parse annotations at code compile time and generate new Java files, reducing manual code input. Now there are many mainstream libraries are used APT, such as Dagger2, Butterknife, EVENTBUS3, and so on, we have to keep up with the trend of the Times na! (ง ̀_ ́) ง
The following is a simple View injection project viewfinder to introduce APT related content, simple implementation is similar to butterknife two kinds o
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