Android Actionbar Details (iii): Actionbar implementation Switch Tabs label

Implement switch tabs label ;

Activity code:

2. Public class Actionbartabs extends Activity {
6. @Override
8. protected void OnCreate (Bundle savedinstancestate) {
10. Super.oncreate (savedinstancestate);
12. Setcontentview (R.layout.action_bar_tabs);
14. }
18. Public void Onaddtab (View v) {
20. Final ActionBar bar = Getactionbar ();
22. Final int tabcount = Bar.gettabcount ();
24. Final String Text = "tab" + Tabcount;
28. Bar.addtab (Bar.newtab (). SetText (text)
30. . Settablistener (new Tablistener (new Tabcontentfragment (text)));
32. }
36. Public void Onremovetab (View v) {
38. Final ActionBar bar = Getactionbar ();
40. Bar.removetabat (Bar.gettabcount ()- 1);
42. }
46. Public void Ontoggletabs (View v) {
48. Final ActionBar bar = Getactionbar ();
52. if (bar.getnavigationmode () = = Actionbar.navigation_mode_tabs) {
54. Bar.setnavigationmode (Actionbar.navigation_mode_standard);
58. Bar.setdisplayoptions (Actionbar.display_show_title, actionbar.display_show_title);
60. } Else {
62. Bar.setnavigationmode (Actionbar.navigation_mode_tabs);
64. Bar.setdisplayoptions (0, Actionbar.display_show_title);
66. }
68. }
72. Public void Onremovealltabs (View v) {
74. Getactionbar (). Removealltabs ();
76. }
80. Private class Tablistener implements Actionbar.tablistener {
82. Private Tabcontentfragment mfragment;
84. Public Tablistener (Tabcontentfragment fragment) {
88. Mfragment = fragment;
90. }
94. Public void ontabselected (Tab tab, fragmenttransaction ft) {
96. Ft.add (R.id.fragment_content, Mfragment, Mfragment.gettext ());
98. }
104. Public void ontabunselected (Tab tab, fragmenttransaction ft) {
106. Ft.remove (mfragment);
108. }
112. Public void ontabreselected (Tab tab, fragmenttransaction ft) {
114. Toast.maketext (actionbartabs.   This, "reselected!", Toast.length_short). Show ();
116. }
120. }
124. Private class Tabcontentfragment extends Fragment {
126. Private String MText;
128. Public tabcontentfragment (String text) {
130. MText = text;
132. }
136. Public String GetText () {
138. return mText;
140. }
144. @Override
146. Public View Oncreateview (layoutinflater inflater, ViewGroup container,
148. Bundle savedinstancestate) {
150. View Fragview = inflater.inflate (r.layout.action_bar_tab_content, container, false);
152. TextView Text = (TextView) Fragview.findviewbyid (R.id.text);
154. Text.settext (MText);
156. return fragview;
158. }
160. }
162. }

The Action_bar_tabs.xml code for the layout file involved is:

 

2. < XML version= "1.0" encoding= "utf-8"?>
4. < LinearLayout xmlns:android="Http://schemas.android.com/apk/res/android"
8. Android:layout_width="Match_parent"
10. android:layout_height="Match_parent"
12. android:orientation="vertical" >
16. < framelayout android:id="@+id/fragment_content"
18. Android:layout_width="Match_parent"
20. android:layout_height="0dip"
22. android:layout_weight="1"/>
26. < LinearLayout android:layout_width="Match_parent"
28. android:layout_height="0dip"
30. android:layout_weight="1"
32. android:orientation="vertical" >
36. < button android:id="@+id/btn_add_tab"
38. Android:layout_width="Wrap_content"
40. android:layout_height="Wrap_content"
42. android:text="@string/btn_add_tab"
44. android:onclick="Onaddtab"/>
48. < button android:id="@+id/btn_remove_tab"
50. Android:layout_width="Wrap_content"
52. android:layout_height="Wrap_content"
54. android:text="@string/btn_remove_tab"
56. android:onclick="Onremovetab"/>
60. < button android:id="@+id/btn_toggle_tabs"
62. Android:layout_width="Wrap_content"
64. android:layout_height="Wrap_content"
66. android:text="@string/btn_toggle_tabs"
68. android:onclick="Ontoggletabs"/>
72. < button android:id="@+id/btn_remove_all_tabs"
74. Android:layout_width="Wrap_content"
76. android:layout_height="Wrap_content"
78. android:text="@string/btn_remove_all_tabs"
80. android:onclick="Onremovealltabs"/>
82. </linearlayout>
86. </linearlayout>

Layout file action_bar_tab_content.xml;

 

1. < XML version= "1.0" encoding= "utf-8"?>
2. < TextView xmlns:android="Http://schemas.android.com/apk/res/android"
4. android:id="@+id/text"
5. Android:layout_width="Wrap_content"
6. android:layout_height="Wrap_content"/>

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Android Actionbar Details (iii): Actionbar implementation Switch Tabs label