In this example you can see how to implement the Up Navigation, i.e. the option to go back to a previous activity using the button in the upper left of the action bar.
The previous activity can be a fixed activity or an activity determined at runtime.
Continue reading “How to implement Up Navigation”
In the post Tab Layout in Android with ActionBar and Fragment the fragments can’t be replaced later, in this post I write the changes in order to replace the first fragment of the first tab with a third fragment using a button at runtime.
Continue reading “Replacing a Fragment in a Tab Layout with an ActionBar”
In the post Tab Layout in Android with ActionBar and Fragment as dnoray wrote in his comment, there is a problem: when you rotate the screen (ctrl + F11 in the emulator) there is an overlap of the two fragments as seen in the figure.
For a further discussion on this topic you can read this.
Continue reading “ActionBar, Fragment and screen rotation”
The idea for this post came to me after reading the comment of Esthon Wood: “do you have any idea on how to save the state of the WebView? I mean, the webview refreshes everytime I tap on the tab.” in the post Tab Layout in Android with ActionBar and Fragment. Continue reading “How to save the state of a WebView inside a Fragment of an Action Bar”
In the post Tab Layout in Android with ActionBar and Fragment I wrote an example about tabs in an action bar where each label open a fragment that you can not change at runtime.
In this post I explain how to replace a fragment with an other using a button. Continue reading “How to replace a Fragment in an ActionBar in mode NAVIGATION_MODE_TABS”
In a previous post I wrote an example of Layout Tab using a TabActivity class that it is deprecated since version 3.0 Honeycomb of Android.
In this post I develop the same interface using ActionBar and Fragment, and I tried wherever possible to limit the changes to the files *.xml. Continue reading “Tab Layout in Android with ActionBar and Fragment”