android button design

：XML file:Create a Click button and add a click Method:Mainactivity: Implementation of Click Button Monitoring methodpublic void Showalertdialog (view view) {/* * Set Radio items * */alertdialog.builder Builder = new Alertdialog.builder (mainactiv Ity.this);//internal Use builder's design mode final string[] items = {"Apple", "orange", "Banana"};builder.settitle

For a brief introduction to the control resources in Android today, let's start with a landing screen, with the code: prep: Create an Android project in Eclipse, my project name is Demo_login.(1) Open Activity_main.xml in the res/layout/file directory of the project folder:(2) Then open the Mainactivity.java file under the project src/directory:Package Com.example.demo_login;import Android.os.bundle;import

attributes, such as font, color, and padding, to indicate the size of gaps around the component, and background to set the background color.After all this is done, we need to add the newly created textactivity to the Finally, run the project and click the viewtext button on the main interface. The following result is displayed: Extended learning: Textview is generally used when you need to display some information, it cannot be input, but can only

to note that this method must meet three conditions:1.public2. return void3. There is only one parameter view, this view is the control that is clicked.2. Adding Listener objects using SetonclicklistenerCan write an internal class , implement the Onclicklistener interface, implement the OnClick method in this class, the method is written in the button click to do the specific work.The object of this inner class is passed into the Setonclicklistener m

(); } class MyOnClikListener2 implements onclicklistener{@Overridepublic void OnClick (View v) {toast.maketext (Mainactivity.this, "press button 2", 0). Show (); } class MyOnClikListener3 implements onclicklistener{@Overridepublic void OnClick (View v) {Toast.maketext (mainactiv Ity.this, "press button 3", 0). Show (); } @Overridepublic void OnClick (View v) {switch (V.getid ()) {R.id.btn_click1:toa

Android listview uses the button to solve the problem. androidlistview In fact, a lot of things can be solved without pasting the code. to do anything, you must do it with your heart so that you can go to bed at night. When you paste other people's code, sometimes the bug is really annoying, but when you understand the principle, you can see the essence of the problem, it is also very handy to solve it, s

Android circle button progress display First look: This is an open-source control button View (Click here to view), With a progress. Usage: Download the project from github and import it to eclipse as a library. Then, directly reference it in other projects. However, I feel that the code for some details in the native project is not perfect. I added some fie

> b, in a layout if there is a set of buttons to change the color when the corresponding is selected (this group of buttons is not an array), this can be defined as follows: Add a Selector_btn.xml file under the drawable file xml version="1.0" encoding="utf-8"?> selector xmlns : android = "http://schemas.android.com/apk/res/android" /span> item

1. Different inheritance:Java. Lang. Object-> Android. View. View-> Android. widget. imageview-> Android. widget. imagebuttonJava. Lang. Object-> Android. View. View-> Android. widget. textview-> Android. widget. ButtonTherefore,

The buttons in the graphic interface are the most common controls. The program structure of the Android response buttons is roughly divided into the following two types: (1) button Implementation Method for sampling anonymous internal classes: The following Java program only derives from Activity when declaring Class, and does not implement any interfaces. Therefore, to respond to

We know that the style of the dialog box provided by the Android system is a little simple. If your application is gorgeous and coupled with a simple dialog box, it seems out of place. So ...... we can use reflection technology to prevent the close of the dialog box, set the transparency of the dialog box, set the button image, and so on. Here we set the image of the bu