rename package

introduces weird bugs for some reason

app/src/main/java/helium314/keyboard/latin/settings/SeekBarDialogPreference.java

@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * modified
+ * SPDX-License-Identifier: Apache-2.0 AND GPL-3.0-only
+ */
+
+package helium314.keyboard.latin.settings;
+
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.res.TypedArray;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.SeekBar;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.preference.Preference;
+
+import helium314.keyboard.latin.R;
+
+public final class SeekBarDialogPreference extends Preference
+        implements SeekBar.OnSeekBarChangeListener, DialogInterface.OnClickListener {
+    public interface ValueProxy {
+        int readValue(final String key);
+        int readDefaultValue(final String key);
+        void writeValue(final int value, final String key);
+        void writeDefaultValue(final String key);
+        String getValueText(final int value);
+        void feedbackValue(final int value);
+    }
+
+    private final int mMaxValue;
+    private final int mMinValue;
+    private final int mStepValue;
+
+    private TextView mValueView;
+    private SeekBar mSeekBar;
+
+    private ValueProxy mValueProxy;
+
+    public SeekBarDialogPreference(final Context context, final AttributeSet attrs) {
+        super(context, attrs);
+        final TypedArray a = context.obtainStyledAttributes(
+                attrs, R.styleable.SeekBarDialogPreference, 0, 0);
+        mMaxValue = a.getInt(R.styleable.SeekBarDialogPreference_maxValue, 0);
+        mMinValue = a.getInt(R.styleable.SeekBarDialogPreference_minValue, 0);
+        mStepValue = a.getInt(R.styleable.SeekBarDialogPreference_stepValue, 0);
+        a.recycle();
+    }
+
+    public void setInterface(final ValueProxy proxy) {
+        mValueProxy = proxy;
+        final int value = mValueProxy.readValue(getKey());
+        setSummary(mValueProxy.getValueText(value));
+    }
+
+    private int getProgressFromValue(final int value) {
+        return value - mMinValue;
+    }
+
+    private int getValueFromProgress(final int progress) {
+        return progress + mMinValue;
+    }
+
+    private int clipValue(final int value) {
+        final int clippedValue = Math.min(mMaxValue, Math.max(mMinValue, value));
+        if (mStepValue <= 1) {
+            return clippedValue;
+        }
+        return clippedValue - (clippedValue % mStepValue);
+    }
+
+    private int getClippedValueFromProgress(final int progress) {
+        return clipValue(getValueFromProgress(progress));
+    }
+
+    private void onCreateDialogView(final View view) {
+        mSeekBar = view.findViewById(R.id.seek_bar_dialog_bar);
+        mSeekBar.setMax(mMaxValue - mMinValue);
+        mSeekBar.setOnSeekBarChangeListener(this);
+        mValueView = view.findViewById(R.id.seek_bar_dialog_value);
+        final int value = mValueProxy.readValue(getKey());
+        mValueView.setText(mValueProxy.getValueText(value));
+        mSeekBar.setProgress(getProgressFromValue(clipValue(value)));
+    }
+
+    @Override
+    public void onClick() {
+        final View view = LayoutInflater.from(getContext()).inflate(R.layout.seek_bar_dialog, null);
+        final AlertDialog dialog = new AlertDialog.Builder(getContext())
+                .setTitle(getTitle())
+                .setView(view)
+                .setPositiveButton(android.R.string.ok, this)
+                .setNegativeButton(android.R.string.cancel, this)
+                .setNeutralButton(R.string.button_default, this)
+                .create();
+        dialog.setOnShowListener((d) -> onCreateDialogView(view));
+        dialog.show();
+    }
+
+    @Override
+    public void onClick(final DialogInterface dialog, final int which) {
+        final String key = getKey();
+        if (which == DialogInterface.BUTTON_NEUTRAL) {
+            final int value = mValueProxy.readDefaultValue(key);
+            setSummary(mValueProxy.getValueText(value));
+            mValueProxy.writeDefaultValue(key);
+            return;
+        }
+        if (which == DialogInterface.BUTTON_POSITIVE) {
+            final int value = getClippedValueFromProgress(mSeekBar.getProgress());
+            setSummary(mValueProxy.getValueText(value));
+            mValueProxy.writeValue(value, key);
+        }
+    }
+
+    @Override
+    public void onProgressChanged(final SeekBar seekBar, final int progress,
+            final boolean fromUser) {
+        final int value = getClippedValueFromProgress(progress);
+        mValueView.setText(mValueProxy.getValueText(value));
+        if (!fromUser) {
+            mSeekBar.setProgress(getProgressFromValue(value));
+        }
+    }
+
+    @Override
+    public void onStartTrackingTouch(final SeekBar seekBar) {}
+
+    @Override
+    public void onStopTrackingTouch(final SeekBar seekBar) {
+        mValueProxy.feedbackValue(getClippedValueFromProgress(seekBar.getProgress()));
+    }
+}