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Fix VPN settings flow.

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Bug: 3053019
This commit is contained in:
Amith Yamasani
2010-11-12 08:51:01 -08:00
parent 59a48604b5
commit 928e78acea
5 changed files with 59 additions and 70 deletions
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2
res/values/strings.xml
View File

@@ -2711,6 +2711,8 @@ found in the list of installed applications.</string>
<string name="vpn_type_title">Add VPN</string>
<!-- "Add VPN" preference title -->
<string name="vpn_add_new_vpn">Add VPN</string>
<!-- VPN details screen title -->
<string name="vpn_details_title">VPN details</string>
<!-- VPN profile editor title when adding a new profile -->
<string name="vpn_edit_title_add">Add <xliff:g id="name">%s</xliff:g> VPN</string>
<!-- VPN profile editor title when editing an existing profile -->

43
src/com/android/settings/SettingsPreferenceFragment.java
View File

@@ -63,50 +63,12 @@ public class SettingsPreferenceFragment extends PreferenceFragment
private Button mNextButton;
@Override
public void onResume() {
super.onResume();
final Fragment f = getTargetFragment();
final int requestCode = getTargetRequestCode();
// TargetFragment becomes invalid when this object is resumed. Notify it to
// FragmentManager. Without this code, FragmentManager wrongly take the TargetFragment
// as live, and throws IllegalStateException.
setTargetFragment(null, -1);
if (f != null && (f instanceof SettingsPreferenceFragment)) {
final SettingsPreferenceFragment spf = (SettingsPreferenceFragment)f;
final int resultCode = spf.getResultCode();
final Intent resultData = spf.getResultData();
onActivityResult(requestCode, resultCode, resultData);
}
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
setupButtonBar();
}
public final void setResult(int resultCode) {
mResultCode = resultCode;
mResultData = null;
}
public final void setResult(int resultCode, Intent data) {
mResultCode = resultCode;
mResultData = data;
}
public final int getResultCode() {
return mResultCode;
}
public final Intent getResultData() {
return mResultData;
}
/*
* The name is intentionally made different from Activity#finish(), so that
* users won't misunderstand its meaning.
@@ -196,9 +158,8 @@ public class SettingsPreferenceFragment extends PreferenceFragment
Fragment caller, String fragmentClass, int requestCode, Bundle extras) {
if (getActivity() instanceof PreferenceActivity) {
PreferenceActivity preferenceActivity = (PreferenceActivity)getActivity();
Fragment f = Fragment.instantiate(getActivity(), fragmentClass, extras);
caller.setTargetFragment(f, requestCode);
preferenceActivity.switchToHeader(fragmentClass, extras);
preferenceActivity.startPreferencePanel(fragmentClass, extras, 0, null, caller,
requestCode);
return true;
} else {
Log.w(TAG, "Parent isn't PreferenceActivity, thus there's no way to launch the "

22
src/com/android/settings/vpn/VpnEditor.java
View File

@@ -32,8 +32,8 @@ import android.net.vpn.VpnProfile;
import android.os.Bundle;
import android.os.Parcel;
import android.os.Parcelable;
import android.preference.PreferenceActivity;
import android.text.TextUtils;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
@@ -109,7 +109,11 @@ public class VpnEditor extends SettingsPreferenceFragment {
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case MENU_SAVE:
if (validateAndSetResult()) finishFragment();
Intent resultIntent = validateAndGetResult();
if (resultIntent != null) {
((PreferenceActivity) getActivity()).finishPreferencePanel(
this, Activity.RESULT_OK, resultIntent);
}
return true;
case MENU_CANCEL:
@@ -152,22 +156,24 @@ public class VpnEditor extends SettingsPreferenceFragment {
* Checks the validity of the inputs and set the profile as result if valid.
* @return true if the result is successfully set
*/
private boolean validateAndSetResult() {
private Intent validateAndGetResult() {
String errorMsg = mProfileEditor.validate();
if (errorMsg != null) {
Util.showErrorMessage(getActivity(), errorMsg);
return false;
return null;
}
if (profileChanged()) setResult(getProfile());
return true;
if (profileChanged()) {
return getResult(getProfile());
}
return null;
}
private void setResult(VpnProfile p) {
private Intent getResult(VpnProfile p) {
Intent intent = new Intent(getActivity(), VpnSettings.class);
intent.putExtra(VpnSettings.KEY_VPN_PROFILE, (Parcelable) p);
setResult(Activity.RESULT_OK, intent);
return intent;
}
private VpnProfileEditor getEditor(VpnProfile p) {

52
src/com/android/settings/vpn/VpnSettings.java
View File

@@ -22,7 +22,6 @@ import com.android.settings.SettingsPreferenceFragment;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.Fragment;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
@@ -39,19 +38,21 @@ import android.net.vpn.VpnState;
import android.net.vpn.VpnType;
import android.os.Bundle;
import android.os.ConditionVariable;
import android.os.Handler;
import android.os.IBinder;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceClickListener;
import android.preference.PreferenceActivity;
import android.preference.PreferenceCategory;
import android.preference.PreferenceScreen;
import android.preference.Preference.OnPreferenceClickListener;
import android.security.Credentials;
import android.security.KeyStore;
import android.text.TextUtils;
import android.util.Log;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.MenuItem;
import android.view.View;
import android.view.ContextMenu.ContextMenuInfo;
import android.widget.AdapterView.AdapterContextMenuInfo;
import java.io.File;
@@ -72,6 +73,9 @@ import java.util.Map;
*/
public class VpnSettings extends SettingsPreferenceFragment
implements DialogInterface.OnClickListener {
private static final boolean DEBUG = false;
// Key to the field exchanged for profile editing.
static final String KEY_VPN_PROFILE = "vpn_profile";
@@ -87,7 +91,7 @@ public class VpnSettings extends SettingsPreferenceFragment
private static final String PROFILE_OBJ_FILE = ".pobj";
private static final int REQUEST_ADD_OR_EDIT_PROFILE = 1;
private static final int REQUEST_SELECT_VPN_TYPE = 2;
static final int REQUEST_SELECT_VPN_TYPE = 2;
private static final int CONTEXT_MENU_CONNECT_ID = ContextMenu.FIRST + 0;
private static final int CONTEXT_MENU_DISCONNECT_ID = ContextMenu.FIRST + 1;
@@ -134,6 +138,8 @@ public class VpnSettings extends SettingsPreferenceFragment
private StatusChecker mStatusChecker = new StatusChecker();
private Handler mHandler = new Handler();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
@@ -171,7 +177,8 @@ public class VpnSettings extends SettingsPreferenceFragment
@Override
public void onResume() {
super.onResume();
if (DEBUG)
Log.d(TAG, "onResume");
if ((mUnlockAction != null) && isKeyStoreUnlocked()) {
Runnable action = mUnlockAction;
mUnlockAction = null;
@@ -282,7 +289,7 @@ public class VpnSettings extends SettingsPreferenceFragment
.setPositiveButton(R.string.vpn_yes_button,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int w) {
startVpnEditor(mActiveProfile);
startVpnEditor(mActiveProfile, false);
}
})
.create();
@@ -295,7 +302,7 @@ public class VpnSettings extends SettingsPreferenceFragment
public void onClick(DialogInterface dialog, int w) {
VpnProfile p = mActiveProfile;
onIdle();
startVpnEditor(p);
startVpnEditor(p, false);
}
});
}
@@ -362,7 +369,7 @@ public class VpnSettings extends SettingsPreferenceFragment
return true;
case CONTEXT_MENU_EDIT_ID:
startVpnEditor(p);
startVpnEditor(p, false);
return true;
case CONTEXT_MENU_DELETE_ID:
@@ -376,14 +383,21 @@ public class VpnSettings extends SettingsPreferenceFragment
@Override
public void onActivityResult(final int requestCode, final int resultCode,
final Intent data) {
if (DEBUG) Log.d(TAG, "onActivityResult , result = " + resultCode + ", data = " + data);
if ((resultCode == Activity.RESULT_CANCELED) || (data == null)) {
Log.d(TAG, "no result returned by editor");
return;
}
if (requestCode == REQUEST_SELECT_VPN_TYPE) {
String typeName = data.getStringExtra(KEY_VPN_TYPE);
startVpnEditor(createVpnProfile(typeName));
final String typeName = data.getStringExtra(KEY_VPN_TYPE);
mHandler.post(new Runnable() {
public void run() {
startVpnEditor(createVpnProfile(typeName), true);
}
});
} else if (requestCode == REQUEST_ADD_OR_EDIT_PROFILE) {
VpnProfile p = data.getParcelableExtra(KEY_VPN_PROFILE);
if (p == null) {
@@ -400,7 +414,7 @@ public class VpnSettings extends SettingsPreferenceFragment
p.getName()),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int w) {
startVpnEditor(profile);
startVpnEditor(profile, false);
}
});
return;
@@ -431,7 +445,7 @@ public class VpnSettings extends SettingsPreferenceFragment
Util.showErrorMessage(activity, e + ": " + e.getMessage(),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int w) {
startVpnEditor(profile);
startVpnEditor(profile, false);
}
});
}
@@ -615,8 +629,9 @@ public class VpnSettings extends SettingsPreferenceFragment
}
private void startVpnTypeSelection() {
startFragment(this, VpnTypeSelection.class.getCanonicalName(),
REQUEST_SELECT_VPN_TYPE, null);
((PreferenceActivity)getActivity()).startPreferencePanel(
VpnTypeSelection.class.getCanonicalName(), null, R.string.vpn_type_title, null,
this, REQUEST_SELECT_VPN_TYPE);
}
private boolean isKeyStoreUnlocked() {
@@ -666,11 +681,14 @@ public class VpnSettings extends SettingsPreferenceFragment
return false;
}
private void startVpnEditor(final VpnProfile profile) {
private void startVpnEditor(final VpnProfile profile, boolean add) {
Bundle args = new Bundle();
args.putParcelable(KEY_VPN_PROFILE, profile);
startFragment(this, VpnEditor.class.getCanonicalName(),
REQUEST_ADD_OR_EDIT_PROFILE, args);
// TODO: Show different titles for add and edit.
((PreferenceActivity)getActivity()).startPreferencePanel(
VpnEditor.class.getCanonicalName(), args,
add ? R.string.vpn_details_title : R.string.vpn_details_title, null,
this, REQUEST_ADD_OR_EDIT_PROFILE);
}
private synchronized void connect(final VpnProfile p) {

10
src/com/android/settings/vpn/VpnTypeSelection.java
View File

@@ -25,6 +25,7 @@ import android.net.vpn.VpnManager;
import android.net.vpn.VpnType;
import android.os.Bundle;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceScreen;
import java.util.HashMap;
@@ -46,8 +47,9 @@ public class VpnTypeSelection extends SettingsPreferenceFragment {
@Override
public boolean onPreferenceTreeClick(PreferenceScreen ps, Preference pref) {
setResult(mTypeMap.get(pref.getTitle().toString()));
finishFragment();
((PreferenceActivity)getActivity())
.finishPreferencePanel(this, Activity.RESULT_OK,
getResultIntent(mTypeMap.get(pref.getTitle().toString())));
return true;
}
@@ -67,9 +69,9 @@ public class VpnTypeSelection extends SettingsPreferenceFragment {
}
}
private void setResult(VpnType type) {
private Intent getResultIntent(VpnType type) {
Intent intent = new Intent(getActivity(), VpnSettings.class);
intent.putExtra(VpnSettings.KEY_VPN_TYPE, type.toString());
setResult(Activity.RESULT_OK, intent);
return intent;
}
}