kopia lustrzana https://github.com/ryukoposting/Signal-Android
79 wiersze
2.6 KiB
Java
79 wiersze
2.6 KiB
Java
package org.signal.core.util;
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import android.annotation.SuppressLint;
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import android.annotation.TargetApi;
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import android.graphics.PorterDuff;
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import android.graphics.PorterDuffColorFilter;
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import android.graphics.drawable.Drawable;
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import android.os.Build;
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import android.text.InputFilter;
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import android.widget.EditText;
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import android.widget.TextView;
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import androidx.annotation.ColorInt;
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import androidx.annotation.NonNull;
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import androidx.annotation.RequiresApi;
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import java.lang.reflect.Field;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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public final class EditTextUtil {
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private EditTextUtil() {
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}
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public static void addGraphemeClusterLimitFilter(EditText text, int maximumGraphemes) {
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List<InputFilter> filters = new ArrayList<>(Arrays.asList(text.getFilters()));
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filters.add(new GraphemeClusterLimitFilter(maximumGraphemes));
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text.setFilters(filters.toArray(new InputFilter[0]));
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}
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public static void setCursorColor(@NonNull EditText text, @ColorInt int colorInt) {
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if (Build.VERSION.SDK_INT >= 29) {
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Drawable drawable = text.getTextCursorDrawable();
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if (drawable == null) {
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return;
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}
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Drawable cursorDrawable = drawable.mutate();
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cursorDrawable.setColorFilter(new PorterDuffColorFilter(colorInt, PorterDuff.Mode.SRC_IN));
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text.setTextCursorDrawable(cursorDrawable);
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} else {
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setCursorColorViaReflection(text, colorInt);
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}
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}
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/**
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* Note: This is only ever called in API 28 and less.
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*/
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@SuppressLint("SoonBlockedPrivateApi")
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private static void setCursorColorViaReflection(EditText editText, int color) {
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try {
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Field fCursorDrawableRes = TextView.class.getDeclaredField("mCursorDrawableRes");
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fCursorDrawableRes.setAccessible(true);
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int mCursorDrawableRes = fCursorDrawableRes.getInt(editText);
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Field fEditor = TextView.class.getDeclaredField("mEditor");
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fEditor.setAccessible(true);
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Object editor = fEditor.get(editText);
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Class<?> clazz = editor.getClass();
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Field fCursorDrawable = clazz.getDeclaredField("mCursorDrawable");
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fCursorDrawable.setAccessible(true);
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Drawable[] drawables = new Drawable[2];
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drawables[0] = editText.getContext().getResources().getDrawable(mCursorDrawableRes);
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drawables[1] = editText.getContext().getResources().getDrawable(mCursorDrawableRes);
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drawables[0].setColorFilter(color, PorterDuff.Mode.SRC_IN);
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drawables[1].setColorFilter(color, PorterDuff.Mode.SRC_IN);
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fCursorDrawable.set(editor, drawables);
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} catch (Throwable ignored) {
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}
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}
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}
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