Java tutorial
/* * Copyright (C) 2013 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.inputmethod.keyboard; import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.utils.ResourceUtils; import android.content.res.Resources; import android.support.v4.view.ViewPager; import android.widget.ImageView; import android.widget.LinearLayout; public class EmojiLayoutParams { private static final int DEFAULT_KEYBOARD_ROWS = 4; public final int mEmojiPagerHeight; private final int mEmojiPagerBottomMargin; public final int mEmojiKeyboardHeight; private final int mEmojiCategoryPageIdViewHeight; public final int mEmojiActionBarHeight; public final int mKeyVerticalGap; private final int mKeyHorizontalGap; private final int mBottomPadding; private final int mTopPadding; public EmojiLayoutParams(Resources res) { final int defaultKeyboardHeight = ResourceUtils.getDefaultKeyboardHeight(res); final int defaultKeyboardWidth = ResourceUtils.getDefaultKeyboardWidth(res); mKeyVerticalGap = (int) res.getFraction(R.fraction.key_bottom_gap_ics, (int) defaultKeyboardHeight, (int) defaultKeyboardHeight); mBottomPadding = (int) res.getFraction(R.fraction.keyboard_bottom_padding_ics, (int) defaultKeyboardHeight, (int) defaultKeyboardHeight); mTopPadding = (int) res.getFraction(R.fraction.keyboard_top_padding_ics, (int) defaultKeyboardHeight, (int) defaultKeyboardHeight); mKeyHorizontalGap = (int) (res.getFraction(R.fraction.key_horizontal_gap_ics, defaultKeyboardWidth, defaultKeyboardWidth)); mEmojiCategoryPageIdViewHeight = (int) (res.getDimension(R.dimen.emoji_category_page_id_height)); final int baseheight = defaultKeyboardHeight - mBottomPadding - mTopPadding + mKeyVerticalGap; mEmojiActionBarHeight = ((int) baseheight) / DEFAULT_KEYBOARD_ROWS - (mKeyVerticalGap - mBottomPadding) / 2; mEmojiPagerHeight = defaultKeyboardHeight - mEmojiActionBarHeight - mEmojiCategoryPageIdViewHeight; mEmojiPagerBottomMargin = 0; mEmojiKeyboardHeight = mEmojiPagerHeight - mEmojiPagerBottomMargin - 1; } public void setPagerProperties(ViewPager vp) { final LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) vp.getLayoutParams(); lp.height = mEmojiKeyboardHeight; lp.bottomMargin = mEmojiPagerBottomMargin; vp.setLayoutParams(lp); } public void setCategoryPageIdViewProperties(LinearLayout ll) { final LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) ll.getLayoutParams(); lp.height = mEmojiCategoryPageIdViewHeight; ll.setLayoutParams(lp); } public void setActionBarProperties(LinearLayout ll) { final LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) ll.getLayoutParams(); lp.height = mEmojiActionBarHeight - mBottomPadding; ll.setLayoutParams(lp); } public void setKeyProperties(ImageView ib) { final LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) ib.getLayoutParams(); lp.leftMargin = mKeyHorizontalGap / 2; lp.rightMargin = mKeyHorizontalGap / 2; ib.setLayoutParams(lp); } }