Cleanup

Change-Id: I5072f23827b7ec6471d0ba0cb873506b81ceaf85

3 files changed, 314 insertions, 0 deletions

diff --git a/AdvancedDisplay/res/layout/seek_bar_preference.xml b/AdvancedDisplay/res/layout/seek_bar_preference.xml
new file mode 100644
index 0000000..38d9a1e
--- /dev/null
+++ b/AdvancedDisplay/res/layout/seek_bar_preference.xml
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/widget_frame"
+    android:layout_width="fill_parent"
+    android:layout_height="wrap_content"
+    android:paddingLeft="8dp"
+    android:paddingTop="5dp"
+    android:paddingRight="10dp"
+    android:paddingBottom="5dp"
+    >
+
+    <TextView android:id="@android:id/title"
+            android:layout_alignParentLeft="true"
+            android:layout_alignParentTop="true"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:textAppearance="?android:attr/textAppearanceMedium" />
+
+    <TextView android:id="@android:id/summary"
+            android:layout_alignParentLeft="true"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:layout_below="@android:id/title"
+            android:textAppearance="?android:attr/textAppearanceSmall"
+            android:textColor="?android:attr/textColorSecondary" />
+
+    <RelativeLayout
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:layout_below="@android:id/summary" >
+
+            <TextView android:id="@+id/seekBarPrefUnitsRight"
+                    android:layout_centerInParent="true"
+                    android:layout_alignParentRight="true"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textAppearance="?android:attr/textAppearanceSmall" />
+
+            <TextView android:id="@+id/seekBarPrefValue"
+                    android:layout_centerInParent="true"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_toLeftOf="@id/seekBarPrefUnitsRight"
+                    android:gravity="right"
+                    android:textAppearance="?android:attr/textAppearanceSmall" />
+
+            <TextView android:id="@+id/seekBarPrefUnitsLeft"
+                    android:layout_centerInParent="true"
+                    android:layout_toLeftOf="@id/seekBarPrefValue"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textAppearance="?android:attr/textAppearanceSmall" />
+
+            <LinearLayout android:id="@+id/seekBarPrefBarContainer"
+                    android:layout_centerInParent="true"
+                    android:layout_width="fill_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_toLeftOf="@id/seekBarPrefUnitsLeft" />
+    </RelativeLayout>
+</RelativeLayout>
diff --git a/AdvancedDisplay/res/values/custom_attrs.xml b/AdvancedDisplay/res/values/custom_attrs.xml
new file mode 100644
index 0000000..b856986
--- /dev/null
+++ b/AdvancedDisplay/res/values/custom_attrs.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, The ChameleonOS Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <declare-styleable name="SeekBarPreference">
+        <attr name="min" format="integer" />
+        <attr name="unitsLeft" format="string" />
+        <attr name="unitsRight" format="string" />
+    </declare-styleable>
+
+</resources>
\ No newline at end of file
diff --git a/AdvancedDisplay/src/com/cyanogenmod/settings/device/SeekBarPreference.java b/AdvancedDisplay/src/com/cyanogenmod/settings/device/SeekBarPreference.java
new file mode 100644
index 0000000..9f614c8
--- /dev/null
+++ b/AdvancedDisplay/src/com/cyanogenmod/settings/device/SeekBarPreference.java
@@ -0,0 +1,226 @@
+/*
+ * Copyright (C) 2013 The ChameleonOS Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.cyanogenmod.settings.device;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.preference.Preference;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewParent;
+import android.widget.RelativeLayout;
+import android.widget.SeekBar;
+import android.widget.SeekBar.OnSeekBarChangeListener;
+import android.widget.TextView;
+
+import com.cyanogenmod.settings.device.R;
+
+public class SeekBarPreference extends Preference implements OnSeekBarChangeListener {
+
+    private final String TAG = getClass().getName();
+
+    private static final String ANDROIDNS = "http://schemas.android.com/apk/res/android";
+    private static final String ADVANCEDDISPLAY = "http://schemas.android.com/apk/res/com.cyanogenmod.settings.device";
+    private static final int DEFAULT_VALUE = 50;
+
+    private int mMaxValue      = 100;
+    private int mMinValue      = 0;
+    private int mInterval      = 1;
+    private int mCurrentValue;
+    private String mUnitsLeft  = "";
+    private String mUnitsRight = "";
+    private SeekBar mSeekBar;
+    private TextView mTitle;
+
+    private TextView mStatusText;
+
+    public SeekBarPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        initPreference(context, attrs);
+    }
+
+    public SeekBarPreference(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+        initPreference(context, attrs);
+    }
+
+    private void initPreference(Context context, AttributeSet attrs) {
+        setValuesFromXml(attrs);
+        mSeekBar = new SeekBar(context, attrs);
+        mSeekBar.setMax(mMaxValue - mMinValue);
+        mSeekBar.setOnSeekBarChangeListener(this);
+    }
+
+    private void setValuesFromXml(AttributeSet attrs) {
+        mMaxValue = attrs.getAttributeIntValue(ANDROIDNS, "max", 100);
+        mMinValue = attrs.getAttributeIntValue(ADVANCEDDISPLAY, "min", 0);
+        mUnitsLeft = getAttributeStringValue(attrs, ADVANCEDDISPLAY, "unitsLeft", "");
+        String units = getAttributeStringValue(attrs, ADVANCEDDISPLAY, "units", "");
+        mUnitsRight = getAttributeStringValue(attrs, ADVANCEDDISPLAY, "unitsRight", units);
+        try {
+            String newInterval = attrs.getAttributeValue(ADVANCEDDISPLAY, "interval");
+            if(newInterval != null)
+                mInterval = Integer.parseInt(newInterval);
+        }
+        catch(Exception e) {
+            Log.e(TAG, "Invalid interval value", e);
+        }
+    }
+
+    private String getAttributeStringValue(AttributeSet attrs, String namespace, String name, String defaultValue) {
+        String value = attrs.getAttributeValue(namespace, name);
+        if(value == null)
+            value = defaultValue;
+
+        return value;
+    }
+
+    @Override
+    public void onDependencyChanged(Preference dependency, boolean disableDependent) {
+        super.onDependencyChanged(dependency, disableDependent);
+        this.setShouldDisableView(true);
+        if (mTitle != null)
+            mTitle.setEnabled(!disableDependent);
+        if (mSeekBar != null)
+            mSeekBar.setEnabled(!disableDependent);
+    }
+
+    @Override
+    protected View onCreateView(ViewGroup parent){
+
+        RelativeLayout layout =  null;
+        try {
+            LayoutInflater mInflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+            layout = (RelativeLayout)mInflater.inflate(R.layout.seek_bar_preference, parent, false);
+            mTitle = (TextView) layout.findViewById(android.R.id.title);
+        }
+        catch(Exception e)
+        {
+            Log.e(TAG, "Error creating seek bar preference", e);
+        }
+        return layout;
+    }
+
+    @Override
+    public void onBindView(View view) {
+        super.onBindView(view);
+        try
+        {
+            // move our seekbar to the new view we've been given
+            ViewParent oldContainer = mSeekBar.getParent();
+            ViewGroup newContainer = (ViewGroup) view.findViewById(R.id.seekBarPrefBarContainer);
+
+            if (oldContainer != newContainer) {
+                // remove the seekbar from the old view
+                if (oldContainer != null) {
+                    ((ViewGroup) oldContainer).removeView(mSeekBar);
+                }
+                // remove the existing seekbar (there may not be one) and add ours
+                newContainer.removeAllViews();
+                newContainer.addView(mSeekBar, ViewGroup.LayoutParams.FILL_PARENT,
+                        ViewGroup.LayoutParams.WRAP_CONTENT);
+            }
+        }
+        catch(Exception ex) {
+            Log.e(TAG, "Error binding view: " + ex.toString());
+        }
+        updateView(view);
+    }
+
+    /**
+     * Update a SeekBarPreference view with our current state
+     * @param view
+     */
+    protected void updateView(View view) {
+
+        try {
+            RelativeLayout layout = (RelativeLayout)view;
+            mStatusText = (TextView)layout.findViewById(R.id.seekBarPrefValue);
+            mStatusText.setText(String.valueOf(mCurrentValue));
+            mStatusText.setMinimumWidth(30);
+            mSeekBar.setProgress(mCurrentValue - mMinValue);
+
+            TextView unitsRight = (TextView)layout.findViewById(R.id.seekBarPrefUnitsRight);
+            unitsRight.setText(mUnitsRight);
+            TextView unitsLeft = (TextView)layout.findViewById(R.id.seekBarPrefUnitsLeft);
+            unitsLeft.setText(mUnitsLeft);
+        }
+        catch(Exception e) {
+            Log.e(TAG, "Error updating seek bar preference", e);
+        }
+    }
+
+    @Override
+    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
+        int newValue = progress + mMinValue;
+        if(newValue > mMaxValue)
+            newValue = mMaxValue;
+        else if(newValue < mMinValue)
+            newValue = mMinValue;
+        else if(mInterval != 1 && newValue % mInterval != 0)
+            newValue = Math.round(((float)newValue)/mInterval)*mInterval;
+
+        // change rejected, revert to the previous value
+        if(!callChangeListener(newValue)){
+            seekBar.setProgress(mCurrentValue - mMinValue);
+            return;
+        }
+        // change accepted, store it
+        mCurrentValue = newValue;
+        mStatusText.setText(String.valueOf(newValue));
+        persistInt(newValue);
+    }
+
+    @Override
+    public void onStartTrackingTouch(SeekBar seekBar) {}
+
+    @Override
+    public void onStopTrackingTouch(SeekBar seekBar) {
+        notifyChanged();
+    }
+
+    @Override
+    protected Object onGetDefaultValue(TypedArray ta, int index){
+        int defaultValue = ta.getInt(index, DEFAULT_VALUE);
+        return defaultValue;
+    }
+
+    @Override
+    protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
+        if(restoreValue) {
+            mCurrentValue = getPersistedInt(mCurrentValue);
+        }
+        else {
+            int temp = 0;
+            try {
+                temp = (Integer)defaultValue;
+            }
+            catch(Exception ex) {
+                Log.e(TAG, "Invalid default value: " + defaultValue.toString());
+            }
+            persistInt(temp);
+            mCurrentValue = temp;
+        }
+    }
+
+    public void setValue(int value) {
+        mCurrentValue = value;
+    }
+}