mirror of
https://code.briarproject.org/briar/briar.git
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04af39f567
This also adds a setting allowing people to turn blog post notifications off. Closes #488
103 lines
3.2 KiB
Java
103 lines
3.2 KiB
Java
package org.briarproject.android;
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import android.support.annotation.AnimRes;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentTransaction;
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import android.support.v7.app.ActionBar;
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import android.support.v7.app.AlertDialog;
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import org.briarproject.R;
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import org.briarproject.android.blogs.BlogsFragment;
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import org.briarproject.android.contact.ContactListFragment;
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import org.briarproject.android.forum.ForumListFragment;
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import org.briarproject.android.fragment.BaseFragment;
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/**
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* This class should be extended by classes that wish to utilise fragments in
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* Briar, it encapsulates all fragment related code.
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*/
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public abstract class BriarFragmentActivity extends BriarActivity {
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private void updateToolbarTitle(String fragmentTag) {
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ActionBar actionBar = getSupportActionBar();
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if (actionBar == null)
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return;
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if (fragmentTag.equals(ContactListFragment.TAG)) {
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actionBar.setTitle(R.string.contacts_toolbar_header);
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} else if (fragmentTag.equals(ForumListFragment.TAG)) {
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actionBar.setTitle(R.string.forums_toolbar_header);
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} else if (fragmentTag.equals(BlogsFragment.TAG)) {
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actionBar.setTitle(R.string.blogs_button);
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}
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}
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void clearBackStack() {
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getSupportFragmentManager()
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.popBackStackImmediate(
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null,
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FragmentManager.POP_BACK_STACK_INCLUSIVE
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);
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}
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@Override
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public void onBackPressed() {
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if (this instanceof NavDrawerActivity &&
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getSupportFragmentManager().getBackStackEntryCount() == 0 &&
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getSupportFragmentManager()
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.findFragmentByTag(ContactListFragment.TAG) == null) {
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/*
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This Makes sure that the first fragment (ContactListFragment) the
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user sees is the same as the last fragment the user sees before
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exiting. This models the typical Google navigation behaviour such
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as in Gmail/Inbox.
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*/
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startFragment(ContactListFragment.newInstance());
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} else {
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super.onBackPressed();
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}
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}
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public void onFragmentCreated(String tag) {
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updateToolbarTitle(tag);
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}
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protected void startFragment(BaseFragment fragment) {
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if (getSupportFragmentManager().getBackStackEntryCount() == 0)
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startFragment(fragment, false);
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else startFragment(fragment, true);
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}
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void showMessageDialog(int titleStringId, int msgStringId) {
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// TODO replace with custom dialog fragment ?
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AlertDialog.Builder builder = new AlertDialog.Builder(this,
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R.style.BriarDialogTheme);
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builder.setTitle(titleStringId);
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builder.setMessage(msgStringId);
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builder.setPositiveButton(R.string.dialog_button_ok, null);
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AlertDialog dialog = builder.create();
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dialog.show();
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}
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private void startFragment(BaseFragment fragment,
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boolean isAddedToBackStack) {
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startFragment(fragment, 0, 0, isAddedToBackStack);
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}
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private void startFragment(BaseFragment fragment,
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@AnimRes int inAnimation, @AnimRes int outAnimation,
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boolean isAddedToBackStack) {
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FragmentTransaction trans =
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getSupportFragmentManager().beginTransaction();
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if (inAnimation != 0 && outAnimation != 0) {
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trans.setCustomAnimations(inAnimation, 0, 0, outAnimation);
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}
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trans.replace(R.id.content_fragment, fragment, fragment.getUniqueTag());
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if (isAddedToBackStack) {
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trans.addToBackStack(fragment.getUniqueTag());
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}
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trans.commit();
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}
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}
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