@SuppressWarnings("deprecation") // InputMethodSubtype.getLocale() deprecated in API 24
private void recordKeyboardLocaleUma() {
InputMethodManager imm =
(InputMethodManager) mAppContext.getSystemService(Context.INPUT_METHOD_SERVICE);
List<InputMethodInfo> ims = imm.getEnabledInputMethodList();
ArrayList<String> uniqueLanguages = new ArrayList<>();
for (InputMethodInfo method : ims) {
List<InputMethodSubtype> submethods = imm.getEnabledInputMethodSubtypeList(method, true);
for (InputMethodSubtype submethod : submethods) {
if (submethod.getMode().equals("keyboard")) {
String language = submethod.getLocale().split("_")[0];
if (!uniqueLanguages.contains(language)) {
uniqueLanguages.add(language);
}
}
}
}
RecordHistogram.recordCountHistogram("InputMethod.ActiveCount", uniqueLanguages.size());
InputMethodSubtype currentSubtype = imm.getCurrentInputMethodSubtype();
Locale systemLocale = Locale.getDefault();
if (currentSubtype != null && currentSubtype.getLocale() != null && systemLocale != null) {
String keyboardLanguage = currentSubtype.getLocale().split("_")[0];
boolean match = systemLocale.getLanguage().equalsIgnoreCase(keyboardLanguage);
RecordHistogram.recordBooleanHistogram("InputMethod.MatchesSystemLanguage", match);
}
}
private Drawable getSubtypeIcon(InputMethodInfo imi, InputMethodSubtype subtype) {
if (imi != null) {
if (DEBUG) {
Log.d(TAG, "Update icons of IME: " + imi.getPackageName());
if (subtype != null) {
Log.d(TAG, "subtype =" + subtype.getLocale() + "," + subtype.getMode());
}
}
if (subtype != null) {
return mPackageManager.getDrawable(
imi.getPackageName(), subtype.getIconResId(), imi.getServiceInfo().applicationInfo);
} else if (imi.getSubtypeCount() > 0) {
return mPackageManager.getDrawable(
imi.getPackageName(),
imi.getSubtypeAt(0).getIconResId(),
imi.getServiceInfo().applicationInfo);
} else {
try {
return mPackageManager
.getApplicationInfo(imi.getPackageName(), 0)
.loadIcon(mPackageManager);
} catch (PackageManager.NameNotFoundException e) {
Log.w(TAG, "IME can't be found: " + imi.getPackageName());
}
}
}
return null;
}
private static boolean hasMultipleEnabledSubtypes(
Context context,
final boolean shouldIncludeAuxiliarySubtypes,
List<InputMethodInfo> imiList) {
final InputMethodManager imm = getInputMethodManager(context);
// Number of the filtered IMEs
int filteredImisCount = 0;
for (InputMethodInfo imi : imiList) {
// 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;
}
}
if (filteredImisCount > 1) {
return true;
}
final List<InputMethodSubtype> subtypes = imm.getEnabledInputMethodSubtypeList(null, true);
int keyboardCount = 0;
// imm.getEnabledInputMethodSubtypeList(null, true) will return the current IME's
// both explicitly and implicitly enabled input method subtype.
// (The current IME should be LatinIME.)
for (InputMethodSubtype subtype : subtypes) {
if (KEYBOARD_MODE.equals(subtype.getMode())) {
++keyboardCount;
}
}
return keyboardCount > 1;
}