android icon size

Hello everyone, This section describes how Android gets the screen size of a mobile phone. This section mainly uses three objects. Textview , Button , And Displaymetrics , Where Displaymetrics Is the Key class for getting the phone screen size. This example is very simple. When we click the button to trigger the event Textview Display the width and resolutio

Screen Size: I. Different Layout The screen sizes of Android mobile phones vary by 480X320,640x360,800 X. How can an app automatically adapt to different screens?In fact, it is very simple, just need to create different layout folder under the res directory, such as layout-640x360, layout-800x480, all the layout files will be written to R after compilation. java, and the system selects the appropriate layou

Recently, I am working on multimedia development on Android. First, I need to port FFMPEG on Android. As a result, I have been searching for articles on the Internet for a long time, the generated library file is only 1.6kb in size, This can be an emergency for me. Finally, in my system Ubuntu 10.04, Android ndk is

Package IRDC. cunchu; import IRDC. cunchu. r; import Java. io. file; import Java. text. decimalformat; import android. app. activity; import android. OS. bundle; import android. OS. environment; import android. OS. statfs; import android. view. view; import

MainActivity is as follows: Package cc. test; import android. app. activity; import android. OS. bundle; import android. view. view; import android. widget. adapterView; import android. widget. arrayAdapter; import android. widget

Android custom controls Series 1: How to measure the widget size The size (width and height) of the measurement control is the first step in the development of custom controls. Only after the size is determined can the painting be started (painting on the canvas using the canvas, the controls we use are actually drawn

Tutorial 1 In the Android system, the Unit DP is dip: Device Independent pixels (device independent pixel ). Dip: Device Independent pixels (device independent pixel ). different devices have different display effects, which are related to the hardware of the device. We recommend that you use this function to support WVGA, hvga, and qvga without pixels. Px: pixels (pixels). Different devices have the same display effect. Generally, we use hvga to repr

From the previous article "Android screen adaptation to the full guide" after writing, often a friend asked me this question: "Can an app only provide a set of graphs to adapt to all the resolution?" "I think it is necessary to write an article to study the problem, so there is this article." Research content Research methods Test environment Research process Results analysis Conclusion A

This article describes the Android implementation of the method of controlling picture size by gestures. Share to everyone for your reference, specific as follows: This program is achieved by hand gestures to scale the picture, from left to right when the picture is magnified, waving pictures from right to left when the picture is reduced, the faster the wave speed, the larger the scale. The program though

Top 10 practical Android skills: Obtain the physical size, density, and resolution of the screen. Help me! The blogger participated in the 2014 blog star event. You can vote for it! Click here! It is very interesting to know the hardware situation through a program. I studied how to obtain the physical size of the screen on WM6.5 a long time ago, but it has n

... If the text size is big, the corresponding background will be big. Therefore, we recommend that you use the background image of the control with a 9-cell frame to make it look comfortable.In addition, if your applications cannot be viewed on a tablet, add the following to the manifest node in the AndroidManifest. xml file (the DTD is recommended to be placed on the application node:[Java]Android: anyDen

Px:That is, the pixel, 1px represents a physical pixel on the screen;PX units are not recommended, as the same 100px picture, the actual size displayed on different phones may be different as shown (images from Android Developer Guide, same as below).The occasional use of PX is when you need to draw a 1-pixel table line or a hatched line, with other units such as DP will appear blurred.Dp:This is the most c