X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altosdroid%2Fsrc%2Forg%2Faltusmetrum%2FAltosDroid%2FTabsAdapter.java;h=b34a25b60c8a3973cd8fc1640be2655df41b2010;hp=a4758c376a4586df2e093ccda740c71bf895ea21;hb=2509b664df6a13e6ae9e6753dc9fa0d696a4f6c7;hpb=84d35e4cbd7ea2f681c43496b9b9db84f9dd923f

diff --git a/altosdroid/src/org/altusmetrum/AltosDroid/TabsAdapter.java b/altosdroid/src/org/altusmetrum/AltosDroid/TabsAdapter.java
index a4758c37..b34a25b6 100644
--- a/altosdroid/src/org/altusmetrum/AltosDroid/TabsAdapter.java
+++ b/altosdroid/src/org/altusmetrum/AltosDroid/TabsAdapter.java
@@ -21,6 +21,7 @@ import java.util.ArrayList;
 import android.content.Context;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentTransaction;
 import android.support.v4.app.FragmentActivity;
 import android.support.v4.app.FragmentPagerAdapter;
 import android.support.v4.view.ViewPager;
@@ -29,8 +30,6 @@ import android.view.ViewGroup;
 import android.widget.TabHost;
 import android.widget.TabWidget;
 
-
-
 /**
  * This is a helper class that implements the management of tabs and all
  * details of connecting a ViewPager with associated TabHost.  It relies on a
@@ -48,11 +47,13 @@ public class TabsAdapter extends FragmentPagerAdapter
 	private final TabHost mTabHost;
 	private final ViewPager mViewPager;
 	private final ArrayList<TabInfo> mTabs = new ArrayList<TabInfo>();
+	private int position;
 
-	static final class TabInfo {
+	static class TabInfo {
 		private final String tag;
 		private final Class<?> clss;
 		private final Bundle args;
+		private Fragment fragment;
 
 		TabInfo(String _tag, Class<?> _class, Bundle _args) {
 			tag = _tag;
@@ -104,11 +105,32 @@ public class TabsAdapter extends FragmentPagerAdapter
 	@Override
 	public Fragment getItem(int position) {
 		TabInfo info = mTabs.get(position);
-		return Fragment.instantiate(mContext, info.clss.getName(), info.args);
+		AltosDebug.debug("TabsAdapter.getItem(%d)", position);
+		info.fragment = Fragment.instantiate(mContext, info.clss.getName(), info.args);
+		return info.fragment;
+	}
+
+	public Fragment currentItem() {
+		TabInfo info = mTabs.get(position);
+		return info.fragment;
 	}
 
 	public void onTabChanged(String tabId) {
-		int position = mTabHost.getCurrentTab();
+		AltosDroidTab	prev_frag = (AltosDroidTab) mTabs.get(position).fragment;
+
+		position = mTabHost.getCurrentTab();
+
+		AltosDroidTab	cur_frag = (AltosDroidTab) mTabs.get(position).fragment;
+
+		if (prev_frag != cur_frag) {
+			if (prev_frag != null) {
+				prev_frag.set_visible(false);
+			}
+		}
+		if (cur_frag != null) {
+			cur_frag.set_visible(true);
+		}
+		AltosDebug.debug("TabsAdapter.onTabChanged(%s) = %d", tabId, position);
 		mViewPager.setCurrentItem(position);
 	}