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Code Issues Releases Wiki Activity

simplify MainActivity and fix backstack issues

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This commit is contained in:
Vincent Breitmoser 2015-05-17 01:41:51 +02:00
parent 064c9d461f
commit cd0d84d10d
1 changed files with 33 additions and 60 deletions
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89
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/MainActivity.java
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@ -44,12 +44,7 @@ import org.sufficientlysecure.keychain.util.Preferences;
public class MainActivity extends AppCompatActivity implements FabContainer {
public Drawer.Result result;
private KeyListFragment mKeyListFragment ;
private AppsListFragment mAppsListFragment;
private EncryptDecryptOverviewFragment mEncryptDecryptOverviewFragment;
private Fragment mLastUsedFragment;
public Drawer.Result mDrawerResult;
private Toolbar mToolbar;
@Override
@ -57,25 +52,21 @@ public class MainActivity extends AppCompatActivity implements FabContainer {
super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity);
//initialize FragmentLayout with KeyListFragment at first
Fragment mainFragment = new KeyListFragment();
FragmentManager fm = getSupportFragmentManager();
FragmentTransaction transaction = fm.beginTransaction();
transaction.replace(R.id.main_fragment_container, mainFragment);
transaction.commit();
mToolbar = (Toolbar) findViewById(R.id.toolbar);
mToolbar.setTitle(R.string.app_name);
setSupportActionBar(mToolbar);
result = new Drawer()
mDrawerResult = new Drawer()
.withActivity(this)
.withHeader(R.layout.main_drawer_header)
.withToolbar(mToolbar)
.addDrawerItems(
new PrimaryDrawerItem().withName(R.string.nav_keys).withIcon(CommunityMaterial.Icon.cmd_key).withIdentifier(1).withCheckable(false),
new PrimaryDrawerItem().withName(R.string.nav_encrypt_decrypt).withIcon(FontAwesome.Icon.faw_lock).withIdentifier(2).withCheckable(false),
new PrimaryDrawerItem().withName(R.string.title_api_registered_apps).withIcon(CommunityMaterial.Icon.cmd_apps).withIdentifier(3).withCheckable(false)
new PrimaryDrawerItem().withName(R.string.nav_keys).withIcon(CommunityMaterial.Icon.cmd_key)
.withIdentifier(1).withCheckable(false),
new PrimaryDrawerItem().withName(R.string.nav_encrypt_decrypt).withIcon(FontAwesome.Icon.faw_lock)
.withIdentifier(2).withCheckable(false),
new PrimaryDrawerItem().withName(R.string.title_api_registered_apps).withIcon(CommunityMaterial.Icon.cmd_apps)
.withIdentifier(3).withCheckable(false)
)
.addStickyDrawerItems(
// display and stick on bottom of drawer
@ -130,76 +121,58 @@ public class MainActivity extends AppCompatActivity implements FabContainer {
OperationResult result = data.getParcelableExtra(OperationResult.EXTRA_RESULT);
result.createNotify(this).show();
}
if (savedInstanceState == null) {
// initialize FragmentLayout with KeyListFragment at first
onKeysSelected();
}
private void clearFragments() {
mKeyListFragment = null;
mAppsListFragment = null;
mEncryptDecryptOverviewFragment = null;
getSupportFragmentManager().popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
}
private void setFragment(Fragment fragment) {
setFragment(fragment, true);
}
private void setFragment(Fragment fragment, boolean addToBackStack) {
this.mLastUsedFragment = fragment;
FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
FragmentManager fragmentManager = getSupportFragmentManager();
fragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
FragmentTransaction ft = fragmentManager.beginTransaction();
ft.replace(R.id.main_fragment_container, fragment);
if (addToBackStack) {
ft.addToBackStack(null);
}
ft.commit();
}
private boolean onKeysSelected() {
private void onKeysSelected() {
mToolbar.setTitle(R.string.app_name);
clearFragments();
if (mKeyListFragment == null) {
mKeyListFragment = new KeyListFragment();
Fragment frag = new KeyListFragment();
setFragment(frag, false);
}
setFragment(mKeyListFragment, false);
return true;
}
private boolean onEnDecryptSelected() {
private void onEnDecryptSelected() {
mToolbar.setTitle(R.string.nav_encrypt_decrypt);
clearFragments();
if (mEncryptDecryptOverviewFragment == null) {
mEncryptDecryptOverviewFragment = new EncryptDecryptOverviewFragment();
Fragment frag = new EncryptDecryptOverviewFragment();
setFragment(frag, true);
}
setFragment(mEncryptDecryptOverviewFragment);
return true;
}
private boolean onAppsSelected() {
private void onAppsSelected() {
mToolbar.setTitle(R.string.nav_apps);
clearFragments();
if (mAppsListFragment == null) {
mAppsListFragment = new AppsListFragment();
}
setFragment(mAppsListFragment);
return true;
Fragment frag = new AppsListFragment();
setFragment(frag, true);
}
@Override
protected void onSaveInstanceState(Bundle outState) {
// add the values which need to be saved from the drawer to the bundle
outState = result.saveInstanceState(outState);
outState = mDrawerResult.saveInstanceState(outState);
super.onSaveInstanceState(outState);
}
@Override
public void onBackPressed() {
//handle the back press :D close the drawer first and if the drawer is closed close the activity
if (result != null && result.isDrawerOpen()) {
result.closeDrawer();
// close the drawer first and if the drawer is closed do regular backstack handling
if (mDrawerResult != null && mDrawerResult.isDrawerOpen()) {
mDrawerResult.closeDrawer();
} else {
super.onBackPressed();
}