Merge "Fix 5021968: Add input method switcher button to lock screen."
diff --git a/core/res/res/drawable-hdpi/ic_lockscreen_ime.png b/core/res/res/drawable-hdpi/ic_lockscreen_ime.png
new file mode 100644
index 0000000..29a7989
--- /dev/null
+++ b/core/res/res/drawable-hdpi/ic_lockscreen_ime.png
Binary files differ
diff --git a/core/res/res/drawable-mdpi/ic_lockscreen_ime.png b/core/res/res/drawable-mdpi/ic_lockscreen_ime.png
new file mode 100644
index 0000000..b27e059
--- /dev/null
+++ b/core/res/res/drawable-mdpi/ic_lockscreen_ime.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/ic_lockscreen_ime.png b/core/res/res/drawable-xhdpi/ic_lockscreen_ime.png
new file mode 100644
index 0000000..a40ddeb
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/ic_lockscreen_ime.png
Binary files differ
diff --git a/core/res/res/layout/keyguard_screen_password_landscape.xml b/core/res/res/layout/keyguard_screen_password_landscape.xml
index 4c44049..bc86ab7 100644
--- a/core/res/res/layout/keyguard_screen_password_landscape.xml
+++ b/core/res/res/layout/keyguard_screen_password_landscape.xml
@@ -133,13 +133,14 @@
<!-- Column 2 - password entry field and PIN keyboard -->
<LinearLayout
- android:orientation="vertical"
+ android:orientation="horizontal"
android:layout_width="270dip"
android:layout_gravity="center_vertical">
<EditText android:id="@+id/passwordEntry"
android:layout_height="wrap_content"
- android:layout_width="match_parent"
+ android:layout_width="0dip"
+ android:layout_weight="1"
android:gravity="center"
android:singleLine="true"
android:textStyle="normal"
@@ -153,6 +154,17 @@
android:suggestionsEnabled="false"
/>
+ <ImageView android:id="@+id/switch_ime_button"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:src="@drawable/ic_lockscreen_ime"
+ android:clickable="true"
+ android:padding="8dip"
+ android:layout_gravity="center"
+ android:background="?android:attr/selectableItemBackground"
+ android:visibility="gone"
+ />
+
</LinearLayout>
<!-- Numeric keyboard -->
diff --git a/core/res/res/layout/keyguard_screen_password_portrait.xml b/core/res/res/layout/keyguard_screen_password_portrait.xml
index 1d0ea547..994c439 100644
--- a/core/res/res/layout/keyguard_screen_password_portrait.xml
+++ b/core/res/res/layout/keyguard_screen_password_portrait.xml
@@ -95,22 +95,39 @@
/>
<!-- Password entry field -->
- <EditText android:id="@+id/passwordEntry"
- android:layout_height="wrap_content"
- android:layout_width="match_parent"
+ <LinearLayout
android:layout_gravity="center_vertical|fill_horizontal"
- android:gravity="center_horizontal"
- android:singleLine="true"
- android:textStyle="normal"
- android:inputType="textPassword"
- android:textSize="36sp"
+ android:orientation="horizontal"
android:layout_marginLeft="16dip"
- android:layout_marginRight="16dip"
- android:background="@drawable/lockscreen_password_field_dark"
- android:textAppearance="?android:attr/textAppearanceMedium"
- android:textColor="#ffffffff"
- android:imeOptions="actionDone"
- android:suggestionsEnabled="false"/>
+ android:layout_marginRight="16dip">
+
+ <EditText android:id="@+id/passwordEntry"
+ android:layout_width="0dip"
+ android:layout_height="wrap_content"
+ android:layout_weight="1"
+ android:gravity="center_horizontal"
+ android:singleLine="true"
+ android:textStyle="normal"
+ android:inputType="textPassword"
+ android:textSize="36sp"
+ android:background="@drawable/lockscreen_password_field_dark"
+ android:textAppearance="?android:attr/textAppearanceMedium"
+ android:textColor="#ffffffff"
+ android:imeOptions="actionDone"
+ android:suggestionsEnabled="false"/>
+
+ <ImageView android:id="@+id/switch_ime_button"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:src="@drawable/ic_lockscreen_ime"
+ android:clickable="true"
+ android:padding="8dip"
+ android:layout_gravity="center"
+ android:background="?android:attr/selectableItemBackground"
+ android:visibility="gone"
+ />
+
+ </LinearLayout>
<!-- Numeric keyboard -->
<com.android.internal.widget.PasswordEntryKeyboardView android:id="@+id/keyboard"
diff --git a/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java b/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
index 7c1f93a..d70b3bb 100644
--- a/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
+++ b/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
@@ -16,6 +16,8 @@
package com.android.internal.policy.impl;
+import java.util.List;
+
import android.app.admin.DevicePolicyManager;
import android.content.Context;
import android.content.res.Configuration;
@@ -27,18 +29,18 @@
import android.os.CountDownTimer;
import android.os.SystemClock;
import android.security.KeyStore;
-import android.telephony.TelephonyManager;
import android.text.Editable;
import android.text.InputType;
import android.text.TextWatcher;
import android.text.method.DigitsKeyListener;
import android.text.method.TextKeyListener;
-import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
-import android.view.View.OnClickListener;
import android.view.inputmethod.EditorInfo;
+import android.view.inputmethod.InputMethodInfo;
+import android.view.inputmethod.InputMethodManager;
+import android.view.inputmethod.InputMethodSubtype;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
@@ -159,6 +161,68 @@
}
}
});
+
+ // If there's more than one IME, enable the IME switcher button
+ View switchImeButton = findViewById(R.id.switch_ime_button);
+ final InputMethodManager imm = (InputMethodManager) getContext().getSystemService(
+ Context.INPUT_METHOD_SERVICE);
+ if (switchImeButton != null && hasMultipleEnabledIMEsOrSubtypes(imm, false)) {
+ switchImeButton.setVisibility(View.VISIBLE);
+ switchImeButton.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ mCallback.pokeWakelock(); // Leave the screen on a bit longer
+ imm.showInputMethodPicker();
+ }
+ });
+ }
+ }
+
+ /**
+ * Method adapted from com.android.inputmethod.latin.Utils
+ *
+ * @param imm The input method manager
+ * @param shouldIncludeAuxiliarySubtypes
+ * @return true if we have multiple IMEs to choose from
+ */
+ private boolean hasMultipleEnabledIMEsOrSubtypes(InputMethodManager imm,
+ final boolean shouldIncludeAuxiliarySubtypes) {
+ final List<InputMethodInfo> enabledImis = imm.getEnabledInputMethodList();
+
+ // Number of the filtered IMEs
+ int filteredImisCount = 0;
+
+ for (InputMethodInfo imi : enabledImis) {
+ // We can return true immediately after we find two or more filtered IMEs.
+ if (filteredImisCount > 1) return true;
+ final List<InputMethodSubtype> subtypes =
+ imm.getEnabledInputMethodSubtypeList(imi, true);
+ // IMEs that have no subtypes should be counted.
+ if (subtypes.isEmpty()) {
+ ++filteredImisCount;
+ continue;
+ }
+
+ int auxCount = 0;
+ for (InputMethodSubtype subtype : subtypes) {
+ if (subtype.isAuxiliary()) {
+ ++auxCount;
+ }
+ }
+ final int nonAuxCount = subtypes.size() - auxCount;
+
+ // IMEs that have one or more non-auxiliary subtypes should be counted.
+ // If shouldIncludeAuxiliarySubtypes is true, IMEs that have two or more auxiliary
+ // subtypes should be counted as well.
+ if (nonAuxCount > 0 || (shouldIncludeAuxiliarySubtypes && auxCount > 1)) {
+ ++filteredImisCount;
+ continue;
+ }
+ }
+
+ return filteredImisCount > 1
+ // imm.getEnabledInputMethodSubtypeList(null, false) will return the current IME's enabled
+ // input method subtype (The current IME should be LatinIME.)
+ || imm.getEnabledInputMethodSubtypeList(null, false).size() > 1;
}
@Override
