close activity after click button in android

Android程序中要设置全屏包括两个部分: 窗口 全屏和A ctivity 全屏. 窗口全屏 是指隐藏系统顶部用来显示时间.电量.信号等信息的 标题栏 ,A ctivity全屏 是指隐藏程序的标题栏.我们可以在程序代码中设置,也可以通过修改AndroidManifest.xml文件来实现. 1. 修改程序代码 . 我们需要在 A ctivity的onCreate方法中添加相应的代码.请 注意 代码的位置,要在setContentView()方法之前调用哦. public class Home

December 14

In appWidget in, ImageButton and Button controls are supported, the event can be divided into three types: First, open the Activity Second, start Service Third, the Send button Action The following one by one began to analyze how to achieve. First, o

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Button是各种UI中最常用的控件之一,它同样也是Android开发中最受欢迎的控件之一,用户可以通过触摸它来触发一系列事件,要知道一个没有点击事件的Button是没有任何意义的,因为使用者的固定思维是见到它就想去点 学习目的: 1.掌握在Android中如何建立Button 2.掌握Button的常用属性 3.掌握Button按钮的点击事件(监听器) Button是各种UI中最常用的控件之一,它同样也是Android开发中最受欢迎的控件之一,用户可以通过触摸它来触发一系列事件,要知道一个没有

button, Android监听器November 19

Method 1. AndroidManifest.xml file <activity> which together android:theme="@android:style/Theme.NoTitleBar.Fullscreen" Method 2. In your Activity onCreate method that is call public void setFullScreen() { requestWindowFeature(Window.FEATU

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Reference, a lot of heroes, and to do it my product friends. <?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical" verticalAlign="middle&quo

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To set the full-screen Android program consists of two parts: the window full-screen full-screen and A ctivity. Window to full screen is used to display hidden system at the top of the time, power, signal and other information of the title bar, A cti

lt xml, utf 8, package org, attribute, label string, window feature, style theme, time powerOctober 30

The first one: The method is achieved by onTouch, btn3 = (ImageButton) findViewById (R.id.ImageButton03); btn3.setOnTouchListener (touchListener3); View.OnTouchListener touchListener = new OnTouchListener () ( @ Override public boolean onTouch (View

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mCancel = (Button)findViewById(R.id.btn_cancel); mCancel.setOnClickListener(new OnClickListener() { public void onClick(View v) { finish();// This is the key } });

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Start has been launched Activity (Activation OnStop state Activity) If the direct method to start with the following state Activity OnStop Intent intent = new Intent (); intent.setClass (channel.this, main.class); channel.this.startActivity (intent);

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Activity component 1, create a new activity The first step: create a new class that inherits Activity, such as: NewActivity public class NewActivity extends Activity ( @ Override protected void onCreate (Bundle savedInstanceState) ( super.onCreate (s

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In the Android development process, Button is commonly used controls are very simple to use them, you can describe the document in the interface definition of xml can also be created in the program after the accession to the interface, the effect is

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Android applications have a special idea: the application life cycle. This problem, most people will despise, then so here fell, only to look back, I was such a person. But Miracles happen too late! Following this part of the talk is simple, but plea

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Wrote By the previous section, "Android Series IV: Android project directory structure" We already know what is Activity, then why do we create an Activity in the derived class must cover the time why the Activity of onCreate way to do that, why

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A: Activity of the life-cycle approach Android offers a lot of Activity of the life cycle methods, such as we used onCreate, onPause, onResume and so on. This cycle focuses on coarse-grained methods, such as onPostCreate, onPostResume such as these f

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First of all forgive me for writing the title of the article so long. In fact, I still find it too short because it can not be written out so I will not write. Because I really do not know how to define the title of this article may be called "Luanta

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Android common control (a) - TextView, EditView, Button, Menu Example 1: a computing applications, enter two numbers, click the button to calculate the product of two numbers and returns the results. When you click the Menu button on the right side o

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Add color to the TextView main.xml file with the style = "@ style/DavidStyleText1" <?xml version="1.0" encoding="utf-8"?> <AbsoluteLayout android:layout_width="fill_parent" android:layout_height="fill_

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Effect: main.xml <?xml version="1.0" encoding="utf-8"?> <AbsoluteLayout android:id="@+id/widget0" android:layout_width="fill_parent" android:layout_height="fill_parent" xmlns:android="http://

amp, lt xml, utf 8, public void, widget, absolutelayout, ff0000, 0000ffJanuary 4

转载请注明来自"柳大的CSDN博客":http://blog.csdn.net/poechant 一.Widget 1.TextView 每个 Widget 都有很多属性,有一些属性是几乎每个 Widget 都有的,比如"id"."layout_width"."layout_height".下面以 TextView 的几个常用属性为例,作为一个示范. <TextView android:id="@+id/tex

March 20

The first approach, using action to jump. 1, using Action jump, if there is a program AndroidManifest.xml an Activity in a defined segment of IntentFilter that contains the same Action then this Intent with this goal Action matches. If this IntentFil

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Transfer from: http://www.cnblogs.com/sun_catboy/archive/2010/04/11/1709869.html In the android, we often pass data from one activity to another in an activity, but also from other activity to get the returned data, In fact, there are many ways in th

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Describes the use of the Android Activity, Service, Broadcast, BroadcastReceiver Activities (Activity) - for the performance of functional services (Service) - the equivalent of running in the background Activity Radio (Broadcast) - used to send broa

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A lot of time needs to pass data between different Activity. There are many ways to achieve, you can use the Bundle to pass, can also be used to pass additional parameters Intent with putExtra. Of course, you can pass a custom class object. To make a

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Button through a small Button to control your display and hide the other. We first use a small button on the top left of the screen, then click on it to achieve the toggle function. Other buttons you can define a slide or not slide, and I is defined

lt, map, parameters, orientation, query imageOctober 25

Transfer from: http://blog.sina.com.cn/s/blog_5ffeae360100ekoo.html ~ type = v5_one & label = rela_prevarticle Published in the official documentation AndroidSDK, in fact, already included in Activity various important state conversion mechanism betw

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The first Activity (MainActivity.java) package org.me.android_transferparam; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText;

package org, public void, parameters, java package, widget, new button, private buttonNovember 30

Describes the use of the Android Activity, Service, Broadcast, BroadcastReceiver Activities (Activity) - for the performance of functional services (Service) - the equivalent of running in the background Activity Radio (Broadcast) - used to send broa

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There are three basic components of Android Activity, Service and BroadcastReceiver, they are dependent on Intent to start. This article is about the life cycle of Activity and Activity of Intent for use. Example has been used before the Activity, in

lt xml, utf 8, xmlns, orientation, target, life cycle, third party, three ways, state changes, system components, onstart, xml source, source view, title ivDecember 19

Effect diagram: first.java code: package com.jay.jay; import com.jay.R; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Edi

code lt, xml code, java code, lt xml, utf 8, public void, orientation, widget, ok button, private buttonDecember 29

Effect To set the first Activity main.xml <?xml version="1.0" encoding="utf-8"?> <AbsoluteLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_widt

amp, lt xml, utf 8, xmlns, orientation, data transmission, edittext, absolutelayout, radiobuttonDecember 30

Activity from the data passed to do so made Activity2 User input data can be recovered, of course, another way can also be used to pass a Bundle can but this feels awkward. Effect: Direct look at the code main.xml <?xml version="1.0" encoding

amp, lt xml, utf 8, orientation, input data, edittext, absolutelayout, radiobuttonDecember 31

1.Activity students zzm transparent to the code of this interesting, it came out. First in res / values under construction colors.xml file, write: <? Xml version = "1.0" encoding = "UTF-8"?> <Resources> <Color name = &qu

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Intent usage examples: 1. No argument Activity jump Intent it = new Intent(Activity.Main.this, Activity2.class); startActivity(it); 2. To the next Activity transfer data (using the Bundle and Intent.putExtras) Intent it = new Intent(Activity.Main.thi

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这篇文章主要介绍了Android提高之Activity+Intent用法,是很实用的功能,需要的朋友可以参考下 一般来说.熟悉Android程序设计的人都知道Android有三个基础组件Activity,Service和BroadcastReceiver,他们都是依赖Intent来启动.本文所要介绍的是Activity的生命周期以及针对Activity的Intent使用. 之前的例子一直都是使用Activity,在一个Layout XML与一个Activity捆绑的情况下可以视为一个Form,多

android, ActivityJuly 12

本篇文章将用一个实例,详细的为大家讲解怎么注册并激活一个新的Activity,以及多个Activity之间如何传值 下面是主Activity的代码: 开发:Activity之间的传值 - 51CTO.COM package com.chaoyang.activity; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.text.style.Bul

android, 传值, ActivityJanuary 1

大家好,我们这一节要讲的内容是Android如何取得手机屏幕大小的例子.本节主要用了三个对象TextView ,Button ,以及DisplayMetrics ,其中Displaymetrics 是取得手机屏幕大小的关键类,这个例子非常的简单,当我们点击按钮,触发事件,在TextView 里显示手机屏幕的宽高分辨率. 看一下效果图: 按钮触发前: 按钮触发后: 其中我们在res->layout->values->string.xml增加了两行如下(黑体) Hello World, Di

January 6

李华明Himi 原创,转载务必在明显处注明: 转载自 [黑米GameDev街区] 原文链接: http://www.himigame.com/android-game/301.html 很多童鞋说我的代码运行后,点击home或者back后会程序异常,如果你也这样遇到过,那么你肯定没有仔细读完Himi的博文,第十九篇Himi专门写了关于这些错误的原因和解决方法,这里我在博客都补充说明下,省的童鞋们总疑惑这一块:请点击下面联系进入阅读: [Android游戏开发十九](必看篇)SurfaceView

March 19

创建一个FindView的trait 定义findView方法简化了findViewById(id).asInstanceOf 同时定义implicit简化了setOnClickListener package org.noahx.scalaandroid import android.app.Activity import android.view.View trait FindView extends Activity { def findView[WidgetType](id: Int):

scala, androidJune 9

Respond to the Send Button 如果希望响应按钮的点击事件,需要编辑activity_main.xml文件,为<Button>组件增加android:onClick属性.就像下面这样: <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/button_send&qu

android, 开发, 入门January 7

定义注解: package com.fyfeng.android.annotations; import java.lang.annotation.ElementType; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import java.lang.annotation.Target; @Retention(value = RetentionPolicy.RUNTIME)

April 3

在多Activity开发中,有可能是自己应用之间的Activity跳转,或者夹带其他应用的可复用Activity.可能会希望跳转到原来某个Activity实例,而不是产生大量重复的Activity.这需要为Activity配置特定的加载模式,而不是使用默认的加载模式. 加载模式分类及在哪里配置 Activity有四种加载模式: standard singleTop singleTask singleInstance 设置的位置在AndroidManifest.xml文件中activity元素的A

android, ActivityJuly 9

闲话少说,直接上带代码: 1.我们新建一个Android工程,取名为ActivityLibrary,这个就是等下我们需要打包成Jar的工程 注:MResource这个类很重要,主要是它的作用,利用反射根据资源名字获取资源ID(其实系统也自带了根据资源名字获取资源ID的方法getResources().getIdentifier("main_activity", "layout", getPackageName());第一个参数是资源的名字,第二个参数是资源的类型,例

July 24

一.Activity的生命周期: 示例1: Main.java package com.wwtiot.ozee3; import android.app.Activity; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.view.Menu; import android.view.View; import android.widget.Button;

activity的生命周期, Android基础学习September 26

在Android中,Activity主要负责前台页面的展示,Service主要负责需要长期运行的任务,所以在我们实际开发中,就会常常遇到Activity与Service之间的通信,我们一般在Activity中启动后台Service,通过Intent来启动,Intent中我们可以传递数据给Service,而当我们Service执行某些操作之后想要更新UI线程,我们应该怎么做呢?接下来我就介绍两种方式来实现Service与Activity之间的通信问题 通过Binder对象 当Activity通过调

April 24

android Service Binder examples of interactive communication This article comes from: http://wallage.blog.163.com/blog/static/17389624201041873135376/ android SDK provides the Service, for a similar * nix daemon or windows service. Service There are

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android Service Binder examples of interactive communication This article comes from: http://wallage.blog.163.com/blog/static/17389624201041873135376/ android SDK provides the Service, for a similar * nix daemon or windows service. Service There are

business logic, public void, 163, user experience, binder, windows service, service import, sdk, interactive communication, local service, local services, own time, daemon, internal applications, background package, open thread, information queries, weather services, interactive examples, application tasksJune 25

Life cycle on the Android Activity Examples package com.andy.android; import android.app.Activity; import android.os.Bundle; import android.util.Log; /** * Test Android Activity lifecycle * @author Andy.Zhang * */ public class TestAndroid extends Act

public void, life cycle, launcher, string tag, cycle lifeJune 28

Button for Android comes with a lot of users feel button control is not very beautiful, if small button interface, we can achieve through a simple method Button brand new look, taking into account efficiency means the xml layout Android, do not be fi

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Issues raised Qian =============================================== 1. Why Me Ti Activity? Activity Is the Android building block in one of the most basic , In the application, a activity Is usually a separate screen . Each activity is implemented as

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While writing this article, feel is the most basic of Activity, but things are still many details, but said very comprehensive, so turn around and share the hope that helps ~ ================================ ================ Text start =============

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