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DP Unit to ensure that the UI is correctly displayed on different screens.The relationship between mobile phone screen classification and pixel density is shown in table 1.Cell phone size distribution (http://developer.android.com/resources/dashboard/screens.html ),Currently, most mobile phone users have a resolution of 800*480 and 854*480.From the above screen
obviously not the size of the i9000 screen of the test machine.
Method 3: multiply the results obtained from methods 1 and 2 by the density, and then the perfect 480*800, perfect!
Note:If the density is greater than 1, you must set the targetSdkVersion to 4-9. For example:
However, does this mean that method 3 must be generic?
The answer is no, because I also tested it on the simulator, HTC G14 physical
different screens.The corresponding relationship between cell phone screen classification and pixel density is shown in table 1Size distribution of mobile phones (http://developer.android.com/resources/dashboard/screens.html),At present, mainly in the resolution of 800*480 and 854*480 mobile phone users mostlyFrom the above screen size distribution, in fact, the
://developer.android.com/resources/dashboard/screens.html) 3 shows, the current is mainly to the resolution of 800*480 and 854*480 mobile phone users mostly
Figure 3
From the above screen size distribution, we can only consider mobile phones with a density of 1 and 1.5 between 3-inches.
4. uidesign
From the perspective of development, the application provides three sets of UI layout files based on the
Top 10 practical Android skills: Obtain the physical size, density, and resolution of the screen.
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It is very interesting to know the hardware situation through a program. I studied how to obtain the physical size of the
Obtain the image size.CodeYou can obtain the image size on the Android platform. The Code is as follows:
1. Display display = getwindowmanager (). getdefadisplay display ();2. log. I ("View", "height:" + display. getheight ());3. log. I ("View", "width:" + display. getwidth ());
Display display = getwindowmanager (). getdefaultdisplay ();Log. I ("View", "height:" + display. getheight ());Log. I ("View",
Everybody help!Bloggers participate in 2014 blog star activities, we help vote! Punch here!It is a very interesting thing to know the hardware through the program. I studied the physical size of the screen on WM6.5, but it has not been successful. Later, I wanted to make a breakthrough on Android, but I didn't get the exact s
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
This article illustrates how Android is programmed to get the screen resolution size of a mobile phone. Share to everyone for your reference, specific as follows:
Import android.app.Activity;
Import Android.os.Bundle;
Import Android.util.DisplayMetrics;
Import Android.widget.TextView;
public class A03activity extends activity {
private TextView mTextView01;
UI elements of different sizes.
3. SP
Scale-independent PIXELS:SP Unit is consistent with DP, the difference is that SP units support scale, and when the user adjusts the standard font size in the settings, the PX corresponding to each SP will change.
How is the screen size defined in Android?
This article mainly introduces Android to get the phone screen size implementation code, Android development often need to get the screen width, this article directly packaged into a tool class, the need for friends can refer to the
And
This question is not complex, but there are a lot of people asking, so I should concentrate on answering it.
Starting from Android 3.2 (API Level 13), use the following method in the activity to obtain the screen size (in pixels ):
Display display = getwindowmanager (). getdefaultdisplay ();//Activity # getwindowmanager ()Point
Android discussion --- getting the phone screen size
SurfaceView simple example
Go to Android --- UI --- ZoomControls to zoom in and out images
For more information, here is a summary of the operations on the mobile phone screen in andro
The screen size of Android mobile phones has always been a headache for developers. Because the screen sizes used by mobile phone manufacturers are different, the presentation and layout of user UI interfaces are naturally different. Therefore, when developing Android mobile
Android has been widely sought after since its launch. Due to its open features, the market has emerged immediately. Different Versions of Android machines, different Android OS, and different OEMs, of course there will be a lot of inexplicable screen sizes. for this reason, I introduced in my previous article how to g
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 simpl
Recently feel like to be the screen fit to play dead ...Android phone for shrimp can not be like Apple, just a few resolutions? Why,!!!!!!!? Amen......There are two ways to solve this problem now ...The first type:Html5+css3+webview interaction ... Currently in the study, empty put demoThe second type:Handled by the Android UI's own layout:1.
Android in the custom control, often need to get the width of the screen, each time to write, you can directly encapsulate him into a tool class, directly to use, nonsense do not say, directly on the code
/**
* * * * * *
package com.example.customview;
Import Android.content.Context;
Import Android.util.DisplayMetrics;
Import Android.view.WindowManager;
/**
* Get mobile
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