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ReactSwitch.java → Kotlin (#45931)
Summary: Pull Request resolved: https://github.com/facebook/react-native/pull/45931 Migration to Kotlin. Changelog: [Android][Changed] Migrated ReactSwitch to Kotlin Reviewed By: cortinico Differential Revision: D60898267 fbshipit-source-id: 530e240a071deb3eff3e463f04edc590de03c594
This commit is contained in:
Blake Friedman
committed by
Facebook GitHub Bot
Facebook GitHub Bot
parent
b7221238aa
commit
03c0e5e2af
-124
@@ -1,124 +0,0 @@
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/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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package com.facebook.react.views.switchview;
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import android.content.Context;
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import android.content.res.ColorStateList;
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import android.graphics.PorterDuff;
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import android.graphics.drawable.ColorDrawable;
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import android.graphics.drawable.Drawable;
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import android.graphics.drawable.RippleDrawable;
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import androidx.annotation.Nullable;
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import androidx.appcompat.widget.SwitchCompat;
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/**
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* Switch that has its value controlled by JS. Whenever the value of the switch changes, we do not
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* allow any other changes to that switch until JS sets a value explicitly. This stops the Switch
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* from changing its value multiple times, when those changes have not been processed by JS first.
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*/
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/*package*/ class ReactSwitch extends SwitchCompat {
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private boolean mAllowChange;
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@Nullable private Integer mTrackColorForFalse;
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@Nullable private Integer mTrackColorForTrue;
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public ReactSwitch(Context context) {
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super(context);
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mAllowChange = true;
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mTrackColorForFalse = null;
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mTrackColorForTrue = null;
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}
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@Override
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public void setChecked(boolean checked) {
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if (mAllowChange && isChecked() != checked) {
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mAllowChange = false;
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super.setChecked(checked);
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setTrackColor(checked);
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} else {
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// Even if mAllowChange is set to false or the checked value hasn't changed, we still must
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// call the super method, since it will make sure the thumb is moved back to the correct edge.
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// Without calling the super method, the thumb might stuck in the middle of the switch.
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super.setChecked(isChecked());
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}
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}
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@Override
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public void setBackgroundColor(int color) {
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setBackground(
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new RippleDrawable(
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createRippleDrawableColorStateList(color), new ColorDrawable(color), null));
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}
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void setColor(Drawable drawable, @Nullable Integer color) {
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if (color == null) {
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drawable.clearColorFilter();
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} else {
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drawable.setColorFilter(color, PorterDuff.Mode.MULTIPLY);
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}
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}
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public void setTrackColor(@Nullable Integer color) {
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setColor(super.getTrackDrawable(), color);
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}
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public void setThumbColor(@Nullable Integer color) {
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setColor(super.getThumbDrawable(), color);
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// Set the ripple color if background is instance of RippleDrawable
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if (color != null && super.getBackground() instanceof RippleDrawable) {
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ColorStateList customColorState = createRippleDrawableColorStateList(color);
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((RippleDrawable) super.getBackground()).setColor(customColorState);
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}
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}
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/*package*/ void setOn(boolean on) {
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// If the switch has a different value than the value sent by JS, we must change it.
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if (isChecked() != on) {
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super.setChecked(on);
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setTrackColor(on);
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}
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mAllowChange = true;
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}
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public void setTrackColorForTrue(@Nullable Integer color) {
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if (color == mTrackColorForTrue) {
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return;
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}
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mTrackColorForTrue = color;
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if (isChecked()) {
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setTrackColor(mTrackColorForTrue);
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}
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}
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public void setTrackColorForFalse(@Nullable Integer color) {
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if (color == mTrackColorForFalse) {
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return;
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}
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mTrackColorForFalse = color;
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if (!isChecked()) {
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setTrackColor(mTrackColorForFalse);
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}
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}
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private void setTrackColor(boolean checked) {
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if (mTrackColorForTrue != null || mTrackColorForFalse != null) {
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// Update the track color to reflect the new value. We only want to do this if these
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// props were actually set from JS; otherwise we'll just reset the color to the default.
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Integer currentTrackColor = checked ? mTrackColorForTrue : mTrackColorForFalse;
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setTrackColor(currentTrackColor);
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}
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}
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private ColorStateList createRippleDrawableColorStateList(@Nullable Integer color) {
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return new ColorStateList(
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new int[][] {new int[] {android.R.attr.state_pressed}}, new int[] {color});
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}
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}
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+110
@@ -0,0 +1,110 @@
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/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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package com.facebook.react.views.switchview
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import android.content.Context
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import android.content.res.ColorStateList
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import android.graphics.PorterDuff
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import android.graphics.PorterDuffColorFilter
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import android.graphics.drawable.ColorDrawable
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import android.graphics.drawable.Drawable
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import android.graphics.drawable.RippleDrawable
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import androidx.appcompat.widget.SwitchCompat
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/**
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* Switch that has its value controlled by JS. Whenever the value of the switch changes, we do not
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* allow any other changes to that switch until JS sets a value explicitly. This stops the Switch
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* from changing its value multiple times, when those changes have not been processed by JS first.
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*/
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internal class ReactSwitch(context: Context) : SwitchCompat(context) {
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private var allowChange = true
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private var trackColorForFalse: Int? = null
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private var trackColorForTrue: Int? = null
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override fun setChecked(checked: Boolean) {
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if (allowChange && isChecked != checked) {
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allowChange = false
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super.setChecked(checked)
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setTrackColor(checked)
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} else {
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// Even if mAllowChange is set to false or the checked value hasn't changed, we still must
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// call the super method, since it will make sure the thumb is moved back to the correct edge.
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// Without calling the super method, the thumb might stuck in the middle of the switch.
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super.setChecked(isChecked)
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}
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}
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override fun setBackgroundColor(color: Int) {
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background =
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RippleDrawable(createRippleDrawableColorStateList(color), ColorDrawable(color), null)
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}
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public fun setColor(drawable: Drawable, color: Int?): Unit {
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if (color == null) {
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drawable.clearColorFilter()
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} else {
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drawable.setColorFilter(PorterDuffColorFilter(color, PorterDuff.Mode.MULTIPLY))
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}
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}
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public fun setTrackColor(color: Int?): Unit {
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setColor(super.getTrackDrawable(), color)
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}
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public fun setThumbColor(color: Int?): Unit {
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setColor(super.getThumbDrawable(), color)
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// Set the ripple color if background is instance of RippleDrawable
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if (color != null && super.getBackground() is RippleDrawable) {
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val customColorState = createRippleDrawableColorStateList(color)
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(super.getBackground() as RippleDrawable).setColor(customColorState)
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}
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}
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public fun setOn(on: Boolean): Unit {
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// If the switch has a different value than the value sent by JS, we must change it.
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if (isChecked != on) {
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super.setChecked(on)
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setTrackColor(on)
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}
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allowChange = true
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}
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public fun setTrackColorForTrue(color: Int?): Unit {
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if (color == trackColorForTrue) {
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return
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}
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trackColorForTrue = color
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if (isChecked) {
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setTrackColor(trackColorForTrue)
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}
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}
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public fun setTrackColorForFalse(color: Int?): Unit {
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if (color == trackColorForFalse) {
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return
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}
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trackColorForFalse = color
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if (!isChecked) {
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setTrackColor(trackColorForFalse)
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}
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}
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private fun setTrackColor(checked: Boolean) {
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if (trackColorForTrue != null || trackColorForFalse != null) {
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// Update the track color to reflect the new value. We only want to do this if these
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// props were actually set from JS; otherwise we'll just reset the color to the default.
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val currentTrackColor = if (checked) trackColorForTrue else trackColorForFalse
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setTrackColor(currentTrackColor)
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}
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}
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private fun createRippleDrawableColorStateList(color: Int): ColorStateList =
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ColorStateList(arrayOf(intArrayOf(android.R.attr.state_pressed)), intArrayOf(color))
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}
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