view) by using the menu key
As mentioned above, background service is an interface-free, long-running application that is not easily terminated, even if you use Task Manager. (In fact, you can find it in the "service" interface and manually stop the service, but no such necessity, to the system automatically processing can be. When you do not use a task for a long time, the system will assume that you are no longer needed and will automatically help you end it. )
At this point, we already kno
Android API Guides web app ------------ Building Web Apps in WebView (WebView and page binding)
If you want to implement a web app on your mobile phone or load a web page in the app, you need to use the WebView control. This WebView class is an extension subclass of the View class. It allows web pages to be displayed as part of the application layout. It does not have the features of a complete browser, suc
individual squares that make up the entire image.The effect of enlarging the bitmap size is to increase the individual pixels, so the sharpness is reduced.2. Ai and PsAI is suitable for vector diagrams such as mobile apps, layout layouts for Web design, buttons, icons and other vector elementsNot suitable for images with complex color representationPS is suitable for g
OverviewWhen writing an application, it is important to properly determine your graphics needs. different graphic tasks correspond to different technologies. for example, the implementation of graphics and animation for a static application must be very different from that for an interactive game. here, we will discuss some operations for Drawing Images on android and their most suitable tasks.
Canvas and D
Google Maps API V2 Android mobile phone development in China does not support Google Play service problems-graphic tutorial
The use of Google Maps in China is a headache and troublesome. I cannot understand why Google cannot be used as a map of Baidu.
Note: you can download a few APK packages on the market and then use the Google service after re-installation (the default is root.
Google Maps depends on Goo
Create a custom layout (Creating custom Layouts)This article describes how to create a custom notification and use the wearable UI library to create a custom layoutYou also need to understand the wearable design Guidelines (Wear principles)In addition to screen size and instantaneous read capability (Glance ability), creating a layout for wearable apps is roughly the same as a regular phone.Create a custom
Android game guidance (3. Model Management of the graphic engine)
In the previous section, we built a world of our own scenarios. Some basic elements can be drawn internally. I would like to talk about Paster in this section. Let's take a break and let us have an episode, think about model management and game engine-related things. These things are very similar to cocos2d, probably because cocos2d is common
more Features
Quick return Top (Scrollviewlistview)
Side bar effect (Slidingmenu)
Side bar Effect 2 (drawlayout)
Meterial Design Effect
Android Actionbar Use
Android Toolbar use
Baseactivity
Basefragment
Resolve GridView Display not complete
ScrollView nested listview
Flow Label Layout
Offline Download function
Multiple file uploads
M
Create a custom layout (Creating custom Layouts) This article describes how to create a custom notification and use the wearable UI library to create a custom layoutYou also need to knowWearable Design Guidelines(Wear Design Principles)In addition to screen size and instantaneous read capability (Glance ability), creating a layout for wearable apps is roughly the
pull or sleep state, which is why you should use Alarmmanager or configure attribute stopself () at the end of the service.Recommendation VIII: Other considerationsCheck the status and network status of the battery before making the overall update, and wait for the best state for a large-scale reload operation;Let the user see electricity situation, such as update cycle, background operation;Implementing a low memory footprint UIRecommendation IX: How to find layout display problemsWhen we crea
(Throwable e) { //显示错误 }}BeamBeam is a fast development framework based on the MVP model. Reference to the nucleus. The example code above is using this (demo code for this framework for easy copying. =). Defines a set of development specifications. and provide the Activity,fragment,presenter,model based on this set of specifications such as parent classes and controls and APIs, etc., complete the application development process a lot of tedious work. And a series of optimizations. See here for
(Throwable e) { //显示错误 }}BeamBeam is a fast development framework based on the MVP model. Reference to the nucleus. The example code above is using this (demo code for this framework for easy copying. =). Defines a set of development specifications. and provide the Activity,fragment,presenter,model based on this set of specifications such as parent classes and controls and APIs, etc., complete the application development process a lot of tedious work. And a series of optimizations. See here for
, URI, file, resource ID, and so on. Basically meet most of the needs. Although loading local pictures is not as complex as network pictures, I recommend using glide to load local pictures. Because it is memory friendly, but also "secretly" to help us do a lot of things. For example, memory cache, bitmap multiplexing, fixed photo direction, and so on. Of course, in order to meet a variety of needs, just loading pictures is not enough, you also need to make a variety of images, that is, transform
There is nothing to do recently. I wrote a paintboard demo (sketchpad) and shared it with you.Function Description:1. Draw a pen, erase (eraser), and clear (clear ).2. Undo and redo functions.3. Save and load the handwriting (stroke ).4. Paint Brush color.5. Canvas background color.6. Paint Brush and rubber size.7. Select the image.
Please contact me about how source is needed: leehong2005@163.comFirst watch:
Graphic board Main Interface
Paint Brush
R
to know first is how to deliver, throw, shipping route, and shipping destination.3. Basic Structure of surface flinger
Shows the basic composition framework of surface flinger.
Surfaceflinger management object:
1) mclientsmap: manages the connection between the client and the server.
2) isurface, isurfacecomposer: aidl call interface instance
3) mlayermap: The management object of the server surface.
4) mcurrentstate. layerssortedbyz: layer array arranged in the Z-order sequence of the surfac
Split view is one of the most common layouts in a tablet computer. It consists of two side panes. Of course, you can add panes for more complex layouts.
Ustream Split view, Category option on left, content on right.
Embedded Multimedia
Two platforms are allowed to embed audio, video and maps.
Youtube apps, with embedded video players.
Clip Board
supports the copying and pasting of information inside and outside the appl
Introduction to android Architecture Design and android Architecture Design
So far, android development has no accepted or unified development framework on the network or in the community. Many frameworks are based on method encapsulation. Today, I am talking about my unders
concept introduced after Android 3.0, as the name suggests, fragment is also part of the interface, in Android, fragment is used as the control layer of some interfaces. From the fragment lifecycle, it can be seen that fragment carries methods similar to activity, in fragment, the lifecycle of an activity has a relative reaction. From this perspective, we can see that
Ios,android,windowsphone is now the mainstream of mobile internet three platform, I have been involved in the design of these three platforms. In the process of design, because of these three different characteristics of the platform, often need to switch roles, and constantly transposition thinking.
Perhaps novice and layman think that iOS and
phones, tablets, and computers. Make the upgrade the easiest thing on earth.
If the interface looks the same, the behavior will be the same. Help people identify functional differences through unique, not subtle, visual design. Do not make the same page look the same as the same input and get different results.
Interrupts customer action only when it is important. A good application is like a good personal assistant that helps people get rid
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