Java Code Examples for android.app.FragmentManager#getBackStackEntryCount()

The following examples show how to use android.app.FragmentManager#getBackStackEntryCount() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
@Override
public void onBackPressed() {

    FragmentManager fm = getFragmentManager();
    if (fm.getBackStackEntryCount() > 1) {

        fm.popBackStackImmediate();
        SettingActivity.this.setTitle(R.string.title_activity_setting);
        getSupportActionBar().setDisplayHomeAsUpEnabled(false);

    } else {

        clearMemory();
        finish();
    }
}
 
Example 2
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    if (MenuDoubleTabUtil.shouldIgnoreTap()) {
        return false;
    }
    switch (item.getItemId()) {
        case android.R.id.home:
            FragmentManager fm = getFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                try {
                    fm.popBackStack();
                } catch (IllegalStateException e) {
                    Log.w(Config.LOGTAG, "Unable to pop back stack after pressing home button");
                }
                return true;
            }
            break;
        case R.id.action_scan_qr_code:
            UriHandlerActivity.scan(this);
            return true;
    }
    return super.onOptionsItemSelected(item);
}
 
Example 3
@Override
public boolean dispatchKeyEvent(final KeyEvent event) {
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
        switch (event.getKeyCode()) {
            case KeyEvent.KEYCODE_BACK:
                FragmentManager fm = getFragmentManager();
                int cnt = fm.getBackStackEntryCount();
                if (cnt <= 1) {
                    finish();
                    return false;
                } else {
                    currentPage--;
                }
                break;
            default:
                break;
        }
    }
    return super.dispatchKeyEvent(event);
}
 
Example 4
Source Project: driveimageview   File: MainActivity.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            FragmentManager fm = getFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                fm.popBackStack();
            }
            return true;
        case ch.haclyon.driveimageview.example.R.id.menu_item_help:
            AboutDialog aboutDialog = new AboutDialog(this);
            aboutDialog.show();
            return true;
        default:
            return super.onOptionsItemSelected(item);
    }
}
 
Example 5
Source Project: LyricHere   File: ActionBarCastActivity.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public void onBackPressed() {
    // If the drawer is open, back will close it
    if (mDrawerLayout != null && mDrawerLayout.isDrawerOpen(Gravity.START)) {
        mDrawerLayout.closeDrawers();
        return;
    }
    // Otherwise, it may return to the previous fragment stack
    FragmentManager fragmentManager = getFragmentManager();
    if (fragmentManager.getBackStackEntryCount() > 0) {
        fragmentManager.popBackStack();
    } else {
        // Lastly, it will rely on the system behavior for back
        super.onBackPressed();
    }
}
 
Example 6
private void changeFragment(Fragment newFragment, FragmentsAvailable newFragmentType, boolean withoutAnimation) {
	FragmentManager fm = getFragmentManager();
	FragmentTransaction transaction = fm.beginTransaction();

	/*if (!withoutAnimation && !isAnimationDisabled && currentFragment.shouldAnimate()) {
		if (newFragmentType.isRightOf(currentFragment)) {
			transaction.setCustomAnimations(R.anim.slide_in_right_to_left,
					R.anim.slide_out_right_to_left,
					R.anim.slide_in_left_to_right,
					R.anim.slide_out_left_to_right);
		} else {
			transaction.setCustomAnimations(R.anim.slide_in_left_to_right,
					R.anim.slide_out_left_to_right,
					R.anim.slide_in_right_to_left,
					R.anim.slide_out_right_to_left);
		}
	}*/

	if (newFragmentType != FragmentsAvailable.DIALER
			&& newFragmentType != FragmentsAvailable.CONTACTS_LIST
			&& newFragmentType != FragmentsAvailable.CHAT_LIST
			&& newFragmentType != FragmentsAvailable.HISTORY_LIST) {
		transaction.addToBackStack(newFragmentType.toString());
	} else {
		while (fm.getBackStackEntryCount() > 0) {
			fm.popBackStackImmediate(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
		}
	}

	transaction.replace(R.id.fragmentContainer, newFragment, newFragmentType.toString());
	transaction.commitAllowingStateLoss();
	fm.executePendingTransactions();

	currentFragment = newFragmentType;
}
 
Example 7
Source Project: stynico   File: FilePickerActivity.java    License: MIT License 5 votes vote down vote up
@Override
public void onBackPressed() {
    FragmentManager fm = getFragmentManager();

    if (fm.getBackStackEntryCount() > 0) {
        fm.popBackStack();
        mCurrentPath = FileUtils.cutLastSegmentOfPath(mCurrentPath);
        updateTitle();
    } else {
        setResult(RESULT_CANCELED);
        super.onBackPressed();
    }
}
 
Example 8
Source Project: Pano360   File: FilePickerActivity.java    License: MIT License 5 votes vote down vote up
@Override
public void onBackPressed() {
    FragmentManager fm = getFragmentManager();

    if (fm.getBackStackEntryCount() > 0) {
        fm.popBackStack();
        mCurrentPath = FileUtils.cutLastSegmentOfPath(mCurrentPath);
        updateTitle();
    } else {
        setResult(RESULT_CANCELED);
        super.onBackPressed();
    }
}
 
Example 9
Source Project: beaconloc   File: BaseActivity.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            FragmentManager fm = getFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                fm.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
            } else {
                finish();
            }
            return true;
        case R.id.action_settings:
            launchSettingsActivity();
            return true;
        case R.id.action_view_on_github:
            launchGitHubPage();
            return true;
        case R.id.action_help:
            launchHelpPage();
            return true;
        case R.id.action_donate:
            launchDonatePage();
            return true;
        default:
            return super.onOptionsItemSelected(item);
    }
}
 
Example 10
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    if (MenuDoubleTabUtil.shouldIgnoreTap()) {
        return false;
    }
    switch (item.getItemId()) {
        case android.R.id.home:
            FragmentManager fm = getFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                try {
                    fm.popBackStack();
                } catch (IllegalStateException e) {
                    Log.w(Config.LOGTAG, "Unable to pop back stack after pressing home button");
                }
                return true;
            }
            break;
        case R.id.action_scan_qr_code:
            UriHandlerActivity.scan(this);
            return true;
        case R.id.action_check_updates:
            if (xmppConnectionService.hasInternetConnection()) {
                openInstallFromUnknownSourcesDialogIfNeeded(true);
            } else {
                ToastCompat.makeText(this, R.string.account_status_no_internet, Toast.LENGTH_LONG).show();
            }
            break;
        case R.id.action_invite_user:
            inviteUser();
            break;
    }
    return super.onOptionsItemSelected(item);
}
 
Example 11
Source Project: Hews   File: SettingsActivity.java    License: MIT License 5 votes vote down vote up
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    if (item.getItemId() == android.R.id.home) {
        FragmentManager fm = getFragmentManager();
        if (fm.getBackStackEntryCount() > 0) {
            fm.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
        } else {
            finish();
        }
    }
    return super.onOptionsItemSelected(item);
}
 
Example 12
Source Project: ZhuanLan   File: MainActivity.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void onBackPressed() {
    closeDrawer();
    // Otherwise, it may return to the previous fragment stack
    FragmentManager fragmentManager = getFragmentManager();
    if (fragmentManager.getBackStackEntryCount() > 0) {
        fragmentManager.popBackStack();
    } else {
        // Lastly, it will rely on the system behavior for back
        super.onBackPressed();
    }
}
 
Example 13
public void showChatRoomCreation(
        Address peerAddress,
        ArrayList<ContactAddress> participants,
        String subject,
        boolean encrypted,
        boolean isGroupChatRoom,
        boolean cleanBackStack) {
    if (cleanBackStack) {
        FragmentManager fm = getFragmentManager();
        while (fm.getBackStackEntryCount() > 0) {
            fm.popBackStackImmediate();
        }
        if (isTablet()) {
            showEmptyChildFragment();
        }
    }

    Bundle extras = new Bundle();
    if (peerAddress != null) {
        extras.putSerializable("RemoteSipUri", peerAddress.asStringUriOnly());
    }
    extras.putSerializable("Participants", participants);
    extras.putString("Subject", subject);
    extras.putBoolean("Encrypted", encrypted);
    extras.putBoolean("IsGroupChatRoom", isGroupChatRoom);

    ChatRoomCreationFragment fragment = new ChatRoomCreationFragment();
    fragment.setArguments(extras);
    changeFragment(fragment, "Chat room creation", true);
}
 
Example 14
@Override public void onBackPressed() {
    FragmentManager fragmentManager = getFragmentManager();
    if (mDrawerLayout.isDrawerOpen(mNavDrawer)) {
        mDrawerLayout.closeDrawers();
    } else if (fragmentManager.getBackStackEntryCount() != 0) {
        fragmentManager.popBackStackImmediate();
        configureFragment(
            fragmentManager.findFragmentById(R.id.content_frame)
        );
    } else {
        super.onBackPressed();
    }
}
 
Example 15
private boolean popFragment() {
    FragmentManager fm = getFragmentManager();
    if (fm.getBackStackEntryCount() > 0) {
        fm.popBackStack();
        return true;
    }
    return false;
}
 
Example 16
private boolean popFragment() {
    FragmentManager fm = getFragmentManager();
    if (fm.getBackStackEntryCount() > 0) {
        fm.popBackStack();
        return true;
    }
    return false;
}
 
Example 17
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    int id = item.getItemId();
    if (id == android.R.id.home) {
        FragmentManager fm = getFragmentManager();
        if (fm.getBackStackEntryCount() > 0) {
            fm.popBackStack();
        } else {
            NavUtils.navigateUpFromSameTask(this);
        }
        return true;
    }
    return super.onOptionsItemSelected(item);
}
 
Example 18
public boolean canGoBack(BaseActivity activity) {
    FragmentManager fm = activity.getFragmentManager();
    return fm.getBackStackEntryCount() > 0;
}
 
Example 19
Source Project: Hews   File: CommentsActivity.java    License: MIT License 4 votes vote down vote up
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            if (mIsInReplyMode) {
                showDiscardReplyDialog();
                return true;
            }
            FragmentManager fm = getFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                fm.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
            } else {
                finish();
            }
            break;

        case R.id.action_open_post:
            if (mUrl != null) {
                if (mChromeCustomTabsHelper != null) {
                    // build CustomTabs UI
                    CustomTabsIntent.Builder intentBuilder = new CustomTabsIntent.Builder();
                    Utils.setupIntentBuilder(intentBuilder, this, prefs);
                    ChromeCustomTabsHelper.openCustomTab(this, intentBuilder.build(),
                        Utils.validateAndParseUri(mUrl, mPostId), null);
                } else {
                    Intent urlIntent = new Intent(Intent.ACTION_VIEW);
                    urlIntent.setData(Utils.validateAndParseUri(mUrl, mPostId));
                    startActivity(urlIntent);
                }
            }
            break;

        case R.id.action_bookmark:
            changeBookmarkState();
            break;

        case R.id.action_upvote:
            vote(mPostId, Constants.VOTE_UP);
            break;

        case R.id.action_reply:
            if (!Utils.isOnline(this)) {
                Utils.showLongToast(this, R.string.no_connection_prompt);
                return false;
            }
            switchReplyMode(true, mPostId);
            break;

        case R.id.action_refresh:
            CommentsFragment commentFragment =
                (CommentsFragment) getFragmentManager().findFragmentByTag(Constants.FRAGMENT_TAG_COMMENT);
            commentFragment.getPresenter().refresh();
            break;

        case R.id.action_share:
            Intent sendIntent = new Intent();
            sendIntent.setAction(Intent.ACTION_SEND);
            String commentUrl = "https://news.ycombinator.com/item?id=" + mPostId;
            sendIntent.putExtra(Intent.EXTRA_TEXT, commentUrl);
            sendIntent.setType("text/plain");
            startActivity(Intent.createChooser(sendIntent, getString(R.string.share_link_to)));
            break;

        case R.id.action_typography:
            if (!mWindow.isWindowShowing()) {
                mWindow.show();
            } else {
                mWindow.dismiss();
            }
            break;
    }
    return super.onOptionsItemSelected(item);
}
 
Example 20
protected void changeFragment(Fragment fragment, String name, boolean isChild) {
    FragmentManager fragmentManager = getFragmentManager();
    FragmentTransaction transaction = fragmentManager.beginTransaction();

    if (transaction.isAddToBackStackAllowed()) {
        int count = fragmentManager.getBackStackEntryCount();
        if (count > 0) {
            FragmentManager.BackStackEntry entry =
                    fragmentManager.getBackStackEntryAt(count - 1);

            if (entry != null && name.equals(entry.getName())) {
                fragmentManager.popBackStack();
                if (!isChild) {
                    // We just removed it's duplicate from the back stack
                    // And we want at least one in it
                    transaction.addToBackStack(name);
                }
            }
        }

        if (isChild) {
            transaction.addToBackStack(name);
        }
    }

    if (getResources().getBoolean(R.bool.hide_bottom_bar_on_second_level_views)) {
        if (isChild) {
            if (!isTablet()) {
                hideTabBar();
            }
        } else {
            showTabBar();
        }
    }

    Compatibility.setFragmentTransactionReorderingAllowed(transaction, false);
    if (isChild && isTablet()) {
        transaction.replace(R.id.fragmentContainer2, fragment, name);
        findViewById(R.id.fragmentContainer2).setVisibility(View.VISIBLE);
    } else {
        transaction.replace(R.id.fragmentContainer, fragment, name);
    }
    transaction.commitAllowingStateLoss();
    fragmentManager.executePendingTransactions();
}