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author | The Android Open Source Project <initial-contribution@android.com> | 2008-10-21 07:00:00 -0700 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2008-10-21 07:00:00 -0700 |
commit | ba6d7b853c32ad6c3be26c443daa61f322bcfdc2 (patch) | |
tree | 1bb508b3b9cecf0b9f69271d4c4e953a5b5556f5 /src/com/android/browser/Dots.java | |
download | android_packages_apps_Gello-ba6d7b853c32ad6c3be26c443daa61f322bcfdc2.tar.gz android_packages_apps_Gello-ba6d7b853c32ad6c3be26c443daa61f322bcfdc2.tar.bz2 android_packages_apps_Gello-ba6d7b853c32ad6c3be26c443daa61f322bcfdc2.zip |
Initial Contribution
Diffstat (limited to 'src/com/android/browser/Dots.java')
-rw-r--r-- | src/com/android/browser/Dots.java | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/com/android/browser/Dots.java b/src/com/android/browser/Dots.java new file mode 100644 index 00000000..eb8d4934 --- /dev/null +++ b/src/com/android/browser/Dots.java @@ -0,0 +1,83 @@ +/* + * Copyright (C) 2008 The Android 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. + */ + +package com.android.browser; + +import android.content.Context; +import android.util.AttributeSet; +import android.view.Gravity; +import android.widget.ImageView; +import android.widget.LinearLayout; + +import java.util.Map; + +/** + * Displays a series of dots. The selected one is highlighted. + * No animations yet. Nothing fancy. + */ +class Dots extends LinearLayout { + + private static final int MAX_DOTS = 8; + private int mSelected = -1; + + public Dots(Context context) { + this(context, null); + } + + public Dots(Context context, AttributeSet attrs) { + super(context, attrs); + + setGravity(Gravity.CENTER); + setPadding(0, 4, 0, 4); + + LayoutParams lp = + new LayoutParams(LayoutParams.WRAP_CONTENT, + LayoutParams.WRAP_CONTENT); + + for (int i = 0; i < MAX_DOTS; i++) { + ImageView dotView = new ImageView(mContext); + dotView.setImageResource(R.drawable.page_indicator_unselected2); + addView(dotView, lp); + } + } + + /** + * @param dotCount if less than 1 or greater than MAX_DOTS, Dots + * disappears + */ + public void setDotCount(int dotCount) { + if (dotCount > 1 && dotCount <= MAX_DOTS) { + setVisibility(VISIBLE); + for (int i = 0; i < MAX_DOTS; i++) { + getChildAt(i).setVisibility(i < dotCount? VISIBLE : GONE); + } + } else { + setVisibility(GONE); + } + } + + public void setSelected(int index) { + if (index < 0 || index >= MAX_DOTS) return; + + if (mSelected >= 0) { + // Unselect old + ((ImageView)getChildAt(mSelected)).setImageResource( + R.drawable.page_indicator_unselected2); + } + ((ImageView)getChildAt(index)).setImageResource(R.drawable.page_indicator); + mSelected = index; + } +} |