Android Styles and Themes

If you already know about Cascading Style Sheet (CSS) in web design then to understand Android Style also works very similar way. There are number of attributes associated with each Android widget which you can set to change your application look and feel. A style can specify properties such as height, padding, font color, font size, background color, and much more. You can specify these attributes in Layout file as follows: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" ...

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Customizing Component Styles

At this point you might be done. Your app has a little bit custom theme and looks a bit different from apps that only use the default theme. But what if you are not happy with the button style want to change your component styles as well? Not to worry. There's a webapp for that too. The Android Holo Colors Generator will help you. It is a very simple tool that lets you define colors for your components. You pick the color you want and which components you want to replace and you're...

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Styling the Action Bar

The Android action bar is the most prominent UI element of most Android apps. Using the default style doesn't make sense an you will definitely want to style it to make your app look unique. Fortunately there's an easy to use online tool that makes it easy for you: the Android Action Bar Style Generator. This free webapp lets you type in the colors you've chosen to use in your app and it will generate all the necessary files you need for your app. Note: don't use caps or...

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XML Parsing

In this example we will learn how to parse xml in android. For better understanding taking a simple and static xml to parse. Project Structure : ...

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GridView Layout Tutorial

Basic GridView Layout Create a new project by going to File ⇒ New Android Project and fill required details. (I named my main activity as MainActivity.java) Prepare your images which you want to show in grid layout and place them in res ⇒ drawable-hdpi folder. Create a new XML layout under layout and name it as grid_layout.xml (Right Click) layout ⇒ New ⇒ Android XML File Create a new Class by right clicking on (Right Click) src ⇒ package folder ⇒ New ⇒ Class and name your class...

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