Color picker: allow to activate ongoing led light as color preview

needs this: 1fb051a04a

Signed-off-by: xyyx <xyyx@mail.ru>

res/values/cherish_attrs.xml

@@ -23,7 +23,9 @@
     </declare-styleable>
 
     <!-- Value to pass to callback when restore button is pressed -->
-    <declare-styleable name="ColorPreference">
+    <declare-styleable name="ColorPickerPreference">
         <attr name="defaultColorValue" format="integer" />
+        <attr name="ledPreview" format="boolean" />
+        <attr name="alphaSlider" format="boolean" />
     </declare-styleable>
 </resources>

src/net/margaritov/preference/colorpicker/ColorPickerDialog.java

@@ -18,6 +18,7 @@
 package net.margaritov.preference.colorpicker;
 
 import android.app.AlertDialog;
+import android.app.NotificationManager;
 import android.content.Context;
 import android.graphics.PixelFormat;
 import android.os.Bundle;
@@ -39,15 +40,21 @@ public class ColorPickerDialog extends AlertDialog implements ColorPickerView.On
     private ColorPickerPanelView mNewColor;
     private EditText mHex;
 
+    private boolean mShowLedPreview;
+
+    private NotificationManager mNoMan;
+    private Context mContext;
+
     private OnColorChangedListener mListener;
 
     public interface OnColorChangedListener {
         void onColorChanged(int color);
     }
 
-    ColorPickerDialog(Context context, int initialColor) {
+    ColorPickerDialog(Context context, int initialColor, boolean showLedPreview) {
         super(context);
-
+        mContext = context;
+        mShowLedPreview = showLedPreview;
         init(initialColor);
     }
 
@@ -72,6 +79,8 @@ public class ColorPickerDialog extends AlertDialog implements ColorPickerView.On
 
         LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(
                 Context.LAYOUT_INFLATER_SERVICE);
+        mNoMan = (NotificationManager)
+                mContext.getSystemService(Context.NOTIFICATION_SERVICE);
 
         assert inflater != null;
         View layout = inflater.inflate(R.layout.dui_dialog_color_picker, null);
@@ -90,6 +99,7 @@ public class ColorPickerDialog extends AlertDialog implements ColorPickerView.On
         mColorPicker.setOnColorChangedListener(this);
         mOldColor.setColor(color);
         mColorPicker.setColor(color, true);
+        showLed(color);
 
         if (mHex != null) {
             mHex.setText(ColorPickerPreference.convertToRGB(color));
@@ -109,6 +119,23 @@ public class ColorPickerDialog extends AlertDialog implements ColorPickerView.On
             }
         } catch (Exception ignored) {
         }
+        showLed(color);
+    }
+
+    private void showLed(int color) {
+        if (mShowLedPreview) {
+            if (color == 0xFFFFFFFF) {
+                // argb white doesn't work
+                color = 0xffffff;
+            }
+            mNoMan.forceShowLedLight(color);
+        }
+    }
+
+    private void switchOffLed() {
+        if (mShowLedPreview) {
+            mNoMan.forceShowLedLight(-1);
+        }
     }
 
     void setAlphaSliderVisible(boolean visible) {
@@ -146,8 +173,16 @@ public class ColorPickerDialog extends AlertDialog implements ColorPickerView.On
             }
         }
         dismiss();
+        switchOffLed();
     }
 
+    @Override
+    public void onStop() {
+        super.onStop();
+        switchOffLed();
+    }
+
+
     @NonNull
     @Override
     public Bundle onSaveInstanceState() {
@@ -155,6 +190,7 @@ public class ColorPickerDialog extends AlertDialog implements ColorPickerView.On
         state.putInt("old_color", mOldColor.getColor());
         state.putInt("new_color", mNewColor.getColor());
         dismiss();
+        switchOffLed();
         return state;
     }
 

src/net/margaritov/preference/colorpicker/ColorPickerPreference.java

@@ -60,6 +60,8 @@ public class ColorPickerPreference extends Preference implements
     boolean mUsesDefaultButton = false;
     int mDefValue = -1;
 
+    private boolean mShowLedPreview;
+
     private EditText mEditText;
 
     public ColorPickerPreference(Context context) {
@@ -97,6 +99,7 @@ public class ColorPickerPreference extends Preference implements
                 mUsesDefaultButton =  true;
                 mDefValue = defVal;
             }
+            mShowLedPreview = attrs.getAttributeBooleanValue(null, "ledPreview", false);
         }
     }
 
@@ -234,7 +237,7 @@ public class ColorPickerPreference extends Preference implements
     }
 
     protected void showDialog(Bundle state) {
-        mDialog = new ColorPickerDialog(getContext(), mValue);
+        mDialog = new ColorPickerDialog(getContext(), mValue, mShowLedPreview);
         mDialog.setOnColorChangedListener(this);
         if (mAlphaSliderEnabled) {
             mDialog.setAlphaSliderVisible(true);