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mobile/android/base/preferences/ModifiableHintPreference.java@fc2d59ddac77 (annotated)

mobile/android/base/preferences/ModifiableHintPreference.java

Wed, 31 Dec 2014 07:22:50 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 07:22:50 +0100

branch

TOR_BUG_3246

changeset 4

fc2d59ddac77

permissions

-rw-r--r--

Correct previous dual key logic pending first delivery installment.

michael@0	1	/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
michael@0	2	* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	package org.mozilla.gecko.preferences;
michael@0	7
michael@0	8	import org.mozilla.gecko.R;
michael@0	9
michael@0	10	import android.content.Context;
michael@0	11	import android.graphics.drawable.Drawable;
michael@0	12	import android.preference.Preference;
michael@0	13	import android.text.Spanned;
michael@0	14	import android.text.SpannableStringBuilder;
michael@0	15	import android.text.style.ImageSpan;
michael@0	16	import android.util.AttributeSet;
michael@0	17	import android.view.View;
michael@0	18	import android.view.ViewGroup;
michael@0	19	import android.widget.TextView;
michael@0	20
michael@0	21	class ModifiableHintPreference extends Preference {
michael@0	22	private static final String LOGTAG = "ModifiableHintPref";
michael@0	23	private final Context mContext;
michael@0	24
michael@0	25	private final String MATCH_STRING = "%I";
michael@0	26	private final int RESID_TEXT_VIEW = R.id.label_search_hint;
michael@0	27	private final int RESID_DRAWABLE = R.drawable.ab_add_search_engine;
michael@0	28	private final double SCALE_FACTOR = 0.5;
michael@0	29
michael@0	30	public ModifiableHintPreference(Context context, AttributeSet attrs) {
michael@0	31	super(context, attrs);
michael@0	32	mContext = context;
michael@0	33	}
michael@0	34
michael@0	35	public ModifiableHintPreference(Context context, AttributeSet attrs, int defStyle) {
michael@0	36	super(context, attrs, defStyle);
michael@0	37	mContext = context;
michael@0	38	}
michael@0	39
michael@0	40	@Override
michael@0	41	protected View onCreateView(ViewGroup parent) {
michael@0	42	View thisView = super.onCreateView(parent);
michael@0	43	configurePreferenceView(thisView);
michael@0	44	return thisView;
michael@0	45	}
michael@0	46
michael@0	47	private void configurePreferenceView(View view) {
michael@0	48	TextView textView = (TextView) view.findViewById(RESID_TEXT_VIEW);
michael@0	49	String searchHint = textView.getText().toString();
michael@0	50
michael@0	51	// Use an ImageSpan to include the "add search" icon in the Tip.
michael@0	52	int imageSpanIndex = searchHint.indexOf(MATCH_STRING);
michael@0	53	if (imageSpanIndex != -1) {
michael@0	54	// Scale the resource.
michael@0	55	Drawable drawable = mContext.getResources().getDrawable(RESID_DRAWABLE);
michael@0	56	drawable.setBounds(0, 0, (int) (drawable.getIntrinsicWidth() * SCALE_FACTOR),
michael@0	57	(int) (drawable.getIntrinsicHeight() * SCALE_FACTOR));
michael@0	58
michael@0	59	ImageSpan searchIcon = new ImageSpan(drawable);
michael@0	60	final SpannableStringBuilder hintBuilder = new SpannableStringBuilder(searchHint);
michael@0	61
michael@0	62	// Insert the image.
michael@0	63	hintBuilder.setSpan(searchIcon, imageSpanIndex, imageSpanIndex + MATCH_STRING.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
michael@0	64	textView.setText(hintBuilder, TextView.BufferType.SPANNABLE);
michael@0	65	}
michael@0	66	}
michael@0	67	}