Hyunyoung Song | 4b69f2c | 2015-05-11 14:55:07 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.launcher3.widget; |
| 18 | |
| 19 | import android.content.Context; |
| 20 | import android.content.res.Resources; |
| 21 | import android.util.AttributeSet; |
| 22 | import android.widget.LinearLayout; |
| 23 | |
| 24 | |
| 25 | import com.android.launcher3.DeviceProfile; |
| 26 | import com.android.launcher3.DynamicGrid; |
| 27 | import com.android.launcher3.LauncherAppState; |
| 28 | |
| 29 | /** |
| 30 | * Represents the individual cell of the widget inside the widget tray. |
| 31 | */ |
| 32 | public class WidgetRowView extends LinearLayout { |
| 33 | |
| 34 | private static final int PRESET_INDENT_SIZE_TABLET = 56; |
| 35 | |
| 36 | /** Widget row width is calculated by multiplying this factor to grid cell width. */ |
| 37 | private static final float HEIGHT_SCALE = 2.8f; |
| 38 | |
| 39 | static int sIndent = 0; |
| 40 | static int sHeight = 0; |
| 41 | |
| 42 | public WidgetRowView(Context context) { |
| 43 | this(context, null); |
| 44 | } |
| 45 | |
| 46 | public WidgetRowView(Context context, AttributeSet attrs) { |
| 47 | this(context, attrs, 0); |
| 48 | } |
| 49 | |
| 50 | public WidgetRowView(Context context, AttributeSet attrs, int defStyle) { |
| 51 | super(context, attrs, defStyle); |
| 52 | setContainerHeight(); |
| 53 | setWillNotDraw(false); |
| 54 | setClipToPadding(false); |
| 55 | setAccessibilityDelegate(LauncherAppState.getInstance().getAccessibilityDelegate()); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Sets the widget cell container size based on the physical dimension of the device. |
| 60 | */ |
| 61 | private void setContainerHeight() { |
| 62 | // Do nothing if already set |
| 63 | if (sHeight > 0) { |
| 64 | return; |
| 65 | } |
| 66 | |
| 67 | Resources r = getResources(); |
| 68 | DeviceProfile profile = LauncherAppState.getInstance().getDynamicGrid().getDeviceProfile(); |
| 69 | if (profile.isLargeTablet || profile.isTablet) { |
| 70 | sIndent = DynamicGrid.pxFromDp(PRESET_INDENT_SIZE_TABLET, r.getDisplayMetrics()); |
| 71 | } |
| 72 | sHeight = (int) (profile.cellWidthPx * HEIGHT_SCALE); |
| 73 | } |
| 74 | } |