Forcibly display Actionbar and Tab as one or two rows, actionbartab

Forcibly display Actionbar and Tab as one or two rows, actionbartab
Actionbar uses the Tab Mode

• ActionBar. setNavigationMode (ActionBar. NAVIGATION_MODE_TABS) can be used as the navigation mode for another Actionbra;
• ActionBar. addTab (Tab tab) use this method to add a specific Tab for your navigation;

Is it a single row or two rows?

• According to the Developer's official Holo Design Guide, when the screen width is sufficient, the Tab will be embedded into the Actionbar and displayed as a line, such as when the screen Pad or mobile phone is landscape;
• When the screen width is narrow, the Tab is displayed in the next line of the Actionbar, a total of two lines, common in mobile phone portrait;

Forcibly display as one or two rows in all cases

• Sometimes the dual-line Tab needs to be displayed on the pad, or the single-line Actionbar needs to be displayed in the portrait screen of the mobile phone;

• Forcibly display as a single row

• try {          Method setHasEmbeddedTabsMethod = mActionBar.getClass().getDeclaredMethod(                  "setHasEmbeddedTabs", boolean.class);          setHasEmbeddedTabsMethod.setAccessible(true);          setHasEmbeddedTabsMethod.invoke(mActionBar, true);      } catch (Exception ignore) {      }

• Forcibly display as two rows

• try {          Method setHasEmbeddedTabsMethod = mActionBar.getClass().getDeclaredMethod(                  "setHasEmbeddedTabs", boolean.class);          setHasEmbeddedTabsMethod.setAccessible(true);          setHasEmbeddedTabsMethod.invoke(mActionBar, false);      } catch (Exception ignore) {      }

Use ActionbarSherlock

• ActionbarSherlock directly calls Android native Actionbar in Android 3.0 and later versions, and uses built-in Actionbar for compatibility in Android 2.3 and later versions;
• In the native class ActionBarWrapper, modify private final android. app. ActionBar mActionBar through reflection above;
• In the compatible ActionBarImpl class, specify the parameter in setHasEmbeddedTabs (boolean hasEmbeddedTabs;