Support RTL layout in custom input style settings

Bug: 17322353
Change-Id: I3b211ab8729121271563a8a243558a58ee7847c2
main
Tadashi G. Takaoka 2014-08-29 17:29:17 +09:00
parent 4e28a6a844
commit f507d1febb
3 changed files with 94 additions and 40 deletions

View File

@ -18,39 +18,60 @@
*/ */
--> -->
<GridLayout xmlns:android="http://schemas.android.com/apk/res/android" <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:columnCount="2" android:orientation="vertical"
android:layout_width="match_parent" android:layout_width="match_parent"
android:layout_height="match_parent" android:layout_height="match_parent"
android:layout_marginLeft="8dip" android:padding="16dip">
android:layout_marginRight="8dip" <LinearLayout
android:padding="8dip"> android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView <TextView
android:layout_width="wrap_content" android:layout_width="0dp"
android:layout_weight="30"
android:layout_height="wrap_content" android:layout_height="wrap_content"
android:layout_gravity="left|center_vertical" android:layout_gravity="start|center_vertical"
android:gravity="start|left"
android:textAlignment="viewStart"
style="?android:attr/textAppearanceSmall" style="?android:attr/textAppearanceSmall"
android:text="@string/subtype_locale" /> android:text="@string/subtype_locale" />
<Spinner <Spinner
android:id="@+id/subtype_locale_spinner" android:id="@+id/subtype_locale_spinner"
android:layout_width="wrap_content" android:spinnerMode="dialog"
android:layout_width="0dp"
android:layout_weight="70"
android:layout_height="wrap_content"
android:layout_marginLeft="8dip" android:layout_marginLeft="8dip"
android:layout_marginBottom="8dip" android:layout_marginBottom="8dip"
android:layout_marginTop="8dip" android:layout_marginTop="8dip"
android:layout_gravity="fill_horizontal|center_vertical" android:layout_gravity="fill_horizontal|center_vertical"
android:gravity="start|left"
android:prompt="@string/subtype_locale" /> android:prompt="@string/subtype_locale" />
</LinearLayout>
<LinearLayout
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView <TextView
android:layout_width="wrap_content" android:layout_width="0dp"
android:layout_weight="30"
android:layout_height="wrap_content" android:layout_height="wrap_content"
android:layout_gravity="left|center_vertical" android:layout_gravity="start|center_vertical"
android:textAlignment="viewStart"
style="?android:attr/textAppearanceSmall" style="?android:attr/textAppearanceSmall"
android:text="@string/keyboard_layout_set" /> android:text="@string/keyboard_layout_set" />
<Spinner <Spinner
android:id="@+id/keyboard_layout_set_spinner" android:id="@+id/keyboard_layout_set_spinner"
android:layout_width="wrap_content" android:spinnerMode="dialog"
android:layout_width="0dp"
android:layout_weight="70"
android:layout_height="wrap_content"
android:layout_marginLeft="8dip" android:layout_marginLeft="8dip"
android:layout_marginBottom="8dip" android:layout_marginBottom="8dip"
android:layout_marginTop="8dip" android:layout_marginTop="8dip"
android:layout_gravity="fill_horizontal|center_vertical" android:layout_gravity="fill_horizontal|center_vertical"
android:gravity="start|left"
android:prompt="@string/keyboard_layout_set" /> android:prompt="@string/keyboard_layout_set" />
</GridLayout> </LinearLayout>
</LinearLayout>

View File

@ -34,6 +34,9 @@ public final class ViewCompatUtils {
// Note that View.setElevation(float) has been introduced in API level 21. // Note that View.setElevation(float) has been introduced in API level 21.
private static final Method METHOD_setElevation = CompatUtils.getMethod( private static final Method METHOD_setElevation = CompatUtils.getMethod(
View.class, "setElevation", float.class); View.class, "setElevation", float.class);
// Note that View.setTextAlignment(int) has been introduced in API level 17.
private static final Method METHOD_setTextAlignment = CompatUtils.getMethod(
View.class, "setTextAlignment", int.class);
private ViewCompatUtils() { private ViewCompatUtils() {
// This utility class is not publicly instantiable. // This utility class is not publicly instantiable.
@ -56,9 +59,19 @@ public final class ViewCompatUtils {
} }
public static void setElevation(final View view, final float elevation) { public static void setElevation(final View view, final float elevation) {
if (METHOD_setElevation == null) {
return;
}
CompatUtils.invoke(view, null, METHOD_setElevation, elevation); CompatUtils.invoke(view, null, METHOD_setElevation, elevation);
} }
// These TEXT_ALIGNMENT_* constants have been introduced in API 17.
public static final int TEXT_ALIGNMENT_INHERIT = 0;
public static final int TEXT_ALIGNMENT_GRAVITY = 1;
public static final int TEXT_ALIGNMENT_TEXT_START = 2;
public static final int TEXT_ALIGNMENT_TEXT_END = 3;
public static final int TEXT_ALIGNMENT_CENTER = 4;
public static final int TEXT_ALIGNMENT_VIEW_START = 5;
public static final int TEXT_ALIGNMENT_VIEW_END = 6;
public static void setTextAlignment(final View view, final int textAlignment) {
CompatUtils.invoke(view, null, METHOD_setTextAlignment, textAlignment);
}
} }

View File

@ -30,11 +30,14 @@ import android.preference.DialogPreference;
import android.preference.Preference; import android.preference.Preference;
import android.preference.PreferenceFragment; import android.preference.PreferenceFragment;
import android.preference.PreferenceGroup; import android.preference.PreferenceGroup;
import android.support.v4.view.ViewCompat;
import android.util.Pair; import android.util.Pair;
import android.view.LayoutInflater;
import android.view.Menu; import android.view.Menu;
import android.view.MenuInflater; import android.view.MenuInflater;
import android.view.MenuItem; import android.view.MenuItem;
import android.view.View; import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodInfo; import android.view.inputmethod.InputMethodInfo;
import android.view.inputmethod.InputMethodSubtype; import android.view.inputmethod.InputMethodSubtype;
import android.widget.ArrayAdapter; import android.widget.ArrayAdapter;
@ -43,6 +46,7 @@ import android.widget.SpinnerAdapter;
import android.widget.Toast; import android.widget.Toast;
import com.android.inputmethod.compat.InputMethodSubtypeCompatUtils; import com.android.inputmethod.compat.InputMethodSubtypeCompatUtils;
import com.android.inputmethod.compat.ViewCompatUtils;
import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.RichInputMethodManager; import com.android.inputmethod.latin.RichInputMethodManager;
import com.android.inputmethod.latin.utils.AdditionalSubtypeUtils; import com.android.inputmethod.latin.utils.AdditionalSubtypeUtils;
@ -233,6 +237,12 @@ public final class CustomInputStyleSettingsFragment extends PreferenceFragment {
mSubtypeLocaleSpinner.setAdapter(mProxy.getSubtypeLocaleAdapter()); mSubtypeLocaleSpinner.setAdapter(mProxy.getSubtypeLocaleAdapter());
mKeyboardLayoutSetSpinner = (Spinner) v.findViewById(R.id.keyboard_layout_set_spinner); mKeyboardLayoutSetSpinner = (Spinner) v.findViewById(R.id.keyboard_layout_set_spinner);
mKeyboardLayoutSetSpinner.setAdapter(mProxy.getKeyboardLayoutSetAdapter()); mKeyboardLayoutSetSpinner.setAdapter(mProxy.getKeyboardLayoutSetAdapter());
// All keyboard layout names are in the Latin script and thus left to right. That means
// the view would align them to the left even if the system locale is RTL, but that
// would look strange. To fix this, we align them to the view's start, which will be
// natural for any direction.
ViewCompatUtils.setTextAlignment(
mKeyboardLayoutSetSpinner, ViewCompatUtils.TEXT_ALIGNMENT_VIEW_START);
return v; return v;
} }
@ -397,6 +407,16 @@ public final class CustomInputStyleSettingsFragment extends PreferenceFragment {
setHasOptionsMenu(true); setHasOptionsMenu(true);
} }
@Override
public View onCreateView(final LayoutInflater inflater, final ViewGroup container,
final Bundle savedInstanceState) {
final View view = super.onCreateView(inflater, container, savedInstanceState);
// For correct display in RTL locales, we need to set the layout direction of the
// fragment's top view.
ViewCompat.setLayoutDirection(view, ViewCompat.LAYOUT_DIRECTION_LOCALE);
return view;
}
@Override @Override
public void onActivityCreated(final Bundle savedInstanceState) { public void onActivityCreated(final Bundle savedInstanceState) {
final Context context = getActivity(); final Context context = getActivity();
@ -422,7 +442,7 @@ public final class CustomInputStyleSettingsFragment extends PreferenceFragment {
KEY_SUBTYPE_FOR_SUBTYPE_ENABLER); KEY_SUBTYPE_FOR_SUBTYPE_ENABLER);
final SubtypePreference subtypePref = (SubtypePreference)findPreference( final SubtypePreference subtypePref = (SubtypePreference)findPreference(
mSubtypePreferenceKeyForSubtypeEnabler); mSubtypePreferenceKeyForSubtypeEnabler);
mSubtypeEnablerNotificationDialog = createDialog(subtypePref); mSubtypeEnablerNotificationDialog = createDialog();
mSubtypeEnablerNotificationDialog.show(); mSubtypeEnablerNotificationDialog.show();
} }
} }
@ -476,7 +496,7 @@ public final class CustomInputStyleSettingsFragment extends PreferenceFragment {
if (findDuplicatedSubtype(subtype) == null) { if (findDuplicatedSubtype(subtype) == null) {
mRichImm.setAdditionalInputMethodSubtypes(getSubtypes()); mRichImm.setAdditionalInputMethodSubtypes(getSubtypes());
mSubtypePreferenceKeyForSubtypeEnabler = subtypePref.getKey(); mSubtypePreferenceKeyForSubtypeEnabler = subtypePref.getKey();
mSubtypeEnablerNotificationDialog = createDialog(subtypePref); mSubtypeEnablerNotificationDialog = createDialog();
mSubtypeEnablerNotificationDialog.show(); mSubtypeEnablerNotificationDialog.show();
return; return;
} }
@ -513,7 +533,7 @@ public final class CustomInputStyleSettingsFragment extends PreferenceFragment {
localeString, keyboardLayoutSetName); localeString, keyboardLayoutSetName);
} }
private AlertDialog createDialog(final SubtypePreference subtypePref) { private AlertDialog createDialog() {
final AlertDialog.Builder builder = new AlertDialog.Builder( final AlertDialog.Builder builder = new AlertDialog.Builder(
DialogUtils.getPlatformDialogThemeContext(getActivity())); DialogUtils.getPlatformDialogThemeContext(getActivity()));
builder.setTitle(R.string.custom_input_styles_title) builder.setTitle(R.string.custom_input_styles_title)