Java tutorial
/* * This is the source code of Telegram for Android v. 3.x.x. * It is licensed under GNU GPL v. 2 or later. * You should have received a copy of the license in this archive (see LICENSE). * * Copyright Nikolai Kudashov, 2013-2016. */ package org.telegram.ui.Cells; import android.content.Context; import android.graphics.Canvas; import android.graphics.Paint; import android.support.v4.content.ContextCompat; import android.util.TypedValue; import android.view.Gravity; import android.view.View; import android.widget.RadioButton; import android.widget.TextView; import org.telegram.messenger.AndroidUtilities; import org.telegram.messenger.LocaleController; import org.telegram.messenger.R; import org.telegram.ui.Components.ForegroundFrameLayout; import org.telegram.ui.Components.LayoutHelper; public class RadioButtonCell extends ForegroundFrameLayout { private TextView textView; private TextView valueTextView; private RadioButton radioButton; private static Paint paint; private boolean needDivider; public RadioButtonCell(Context context) { super(context); setBackgroundColor(ContextCompat.getColor(context, R.color.card_background)); setElevation(AndroidUtilities.dp(2)); if (paint == null) { paint = new Paint(); paint.setColor(ContextCompat.getColor(context, R.color.divider)); paint.setStrokeWidth(1); } radioButton = new RadioButton(context); radioButton.setClickable(false); radioButton.setFocusable(false); radioButton.setBackground(null); radioButton.setScaleX(22f / 24); radioButton.setScaleY(22f / 24); //radioButton.setSize(AndroidUtilities.dp(20)); //radioButton.setColor(0xffb3b3b3, 0xff37a9f0); addView(radioButton, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, (LocaleController.isRTL ? Gravity.RIGHT : Gravity.LEFT) | Gravity.TOP, (LocaleController.isRTL ? 0 : 12), 6, (LocaleController.isRTL ? 12 : 0), 0)); textView = new TextView(context); textView.setTextColor(ContextCompat.getColor(context, R.color.primary_text)); textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 16); textView.setLines(1); textView.setMaxLines(1); textView.setSingleLine(true); textView.setGravity((LocaleController.isRTL ? Gravity.RIGHT : Gravity.LEFT) | Gravity.CENTER_VERTICAL); addView(textView, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, (LocaleController.isRTL ? Gravity.RIGHT : Gravity.LEFT) | Gravity.TOP, (LocaleController.isRTL ? 17 : 51), 10, (LocaleController.isRTL ? 51 : 17), 0)); valueTextView = new TextView(context); //valueTextView.setTextColor(0xff8a8a8a); valueTextView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 13); valueTextView.setGravity(LocaleController.isRTL ? Gravity.RIGHT : Gravity.LEFT); valueTextView.setLines(0); valueTextView.setMaxLines(0); valueTextView.setSingleLine(false); valueTextView.setPadding(0, 0, 0, AndroidUtilities.dp(12)); addView(valueTextView, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, (LocaleController.isRTL ? Gravity.RIGHT : Gravity.LEFT) | Gravity.TOP, (LocaleController.isRTL ? 17 : 51), 35, (LocaleController.isRTL ? 51 : 17), 0)); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED)); } public void setTextAndValue(String text, String value, boolean checked, boolean divider) { textView.setText(text); valueTextView.setText(value); needDivider = divider; radioButton.setChecked(checked/*, false*/); setWillNotDraw(!divider); } public void setChecked(boolean checked, boolean animated) { radioButton.setChecked(checked/*, animated*/); } @Override protected void onDraw(Canvas canvas) { if (needDivider) { canvas.drawLine(getPaddingLeft(), getHeight() - 1, getWidth() - getPaddingRight(), getHeight() - 1, paint); } } public static void resetDivider() { paint = null; } }