Android 仿美团网，探索利用ViewPager+GridView实现左右滑动查看更多分类的功能

int anim abc_fade_in 0x7f040000 int anim abc_fade_out 0x7f040001 int anim abc_grow_fade_in_from_bottom 0x7f040002 int anim abc_popup_enter 0x7f040003 int anim abc_popup_exit 0x7f040004 int anim abc_shrink_fade_out_from_bottom 0x7f040005 int anim abc_slide_in_bottom 0x7f040006 int anim abc_slide_in_top 0x7f040007 int anim abc_slide_out_bottom 0x7f040008 int anim abc_slide_out_top 0x7f040009 int anim design_appbar_state_list_animator 0x7f04000a int anim design_bottom_sheet_slide_in 0x7f04000b int anim design_bottom_sheet_slide_out 0x7f04000c int anim design_fab_in 0x7f04000d int anim design_fab_out 0x7f04000e int anim design_snackbar_in 0x7f04000f int anim design_snackbar_out 0x7f040010 int attr actionBarDivider 0x7f010045 int attr actionBarItemBackground 0x7f010046 int attr actionBarPopupTheme 0x7f01003f int attr actionBarSize 0x7f010044 int attr actionBarSplitStyle 0x7f010041 int attr actionBarStyle 0x7f010040 int attr actionBarTabBarStyle 0x7f01003b int attr actionBarTabStyle 0x7f01003a int attr actionBarTabTextStyle 0x7f01003c int attr actionBarTheme 0x7f010042 int attr actionBarWidgetTheme 0x7f010043 int attr actionButtonStyle 0x7f010060 int attr actionDropDownStyle 0x7f01005c int attr actionLayout 0x7f0100d7 int attr actionMenuTextAppearance 0x7f010047 int attr actionMenuTextColor 0x7f010048 int attr actionModeBackground 0x7f01004b int attr actionModeCloseButtonStyle 0x7f01004a int attr actionModeCloseDrawable 0x7f01004d int attr actionModeCopyDrawable 0x7f01004f int attr actionModeCutDrawable 0x7f01004e int attr actionModeFindDrawable 0x7f010053 int attr actionModePasteDrawable 0x7f010050 int attr actionModePopupWindowStyle 0x7f010055 int attr actionModeSelectAllDrawable 0x7f010051 int attr actionModeShareDrawable 0x7f010052 int attr actionModeSplitBackground 0x7f01004c int attr actionModeStyle 0x7f010049 int attr actionModeWebSearchDrawable 0x7f010054 int attr actionOverflowButtonStyle 0x7f01003d int attr actionOverflowMenuStyle 0x7f01003e int attr actionProviderClass 0x7f0100d9 int attr actionViewClass 0x7f0100d8 int attr activityChooserViewStyle 0x7f010068 int attr alertDialogButtonGroupStyle 0x7f01008c int attr alertDialogCenterButtons 0x7f01008d int attr alertDialogStyle 0x7f01008b int attr alertDialogTheme 0x7f01008e int attr allowStacking 0x7f0100a4 int attr alpha 0x7f0100b6 int attr arrowHeadLength 0x7f0100c8 int attr arrowShaftLength 0x7f0100c9 int attr autoCompleteTextViewStyle 0x7f010093 int attr background 0x7f01000c int attr backgroundSplit 0x7f01000e int attr backgroundStacked 0x7f01000d int attr backgroundTint 0x7f010135 int attr backgroundTintMode 0x7f010136 int attr barLength 0x7f0100ca int attr behavior_autoHide 0x7f0100d1 int attr behavior_hideable 0x7f0100a2 int attr behavior_overlapTop 0x7f0100e9 int attr behavior_peekHeight 0x7f0100a1 int attr behavior_skipCollapsed 0x7f0100a3 int attr borderWidth 0x7f0100cf int attr borderlessButtonStyle 0x7f010065 int attr bottomSheetDialogTheme 0x7f0100c1 int attr bottomSheetStyle 0x7f0100c2 int attr buttonBarButtonStyle 0x7f010062 int attr buttonBarNegativeButtonStyle 0x7f010091 int attr buttonBarNeutralButtonStyle 0x7f010092 int attr buttonBarPositiveButtonStyle 0x7f010090 int attr buttonBarStyle 0x7f010061 int attr buttonGravity 0x7f01012a int attr buttonPanelSideLayout 0x7f010021 int attr buttonStyle 0x7f010094 int attr buttonStyleSmall 0x7f010095 int attr buttonTint 0x7f0100b7 int attr buttonTintMode 0x7f0100b8 int attr checkboxStyle 0x7f010096 int attr checkedTextViewStyle 0x7f010097 int attr closeIcon 0x7f0100ee int attr closeItemLayout 0x7f01001e int attr collapseContentDescription 0x7f01012c int attr collapseIcon 0x7f01012b int attr collapsedTitleGravity 0x7f0100b1 int attr collapsedTitleTextAppearance 0x7f0100ab int attr color 0x7f0100c4 int attr colorAccent 0x7f010083 int attr colorBackgroundFloating 0x7f01008a int attr colorButtonNormal 0x7f010087 int attr colorControlActivated 0x7f010085 int attr colorControlHighlight 0x7f010086 int attr colorControlNormal 0x7f010084 int attr colorPrimary 0x7f010081 int attr colorPrimaryDark 0x7f010082 int attr colorSwitchThumbNormal 0x7f010088 int attr commitIcon 0x7f0100f3 int attr contentInsetEnd 0x7f010017 int attr contentInsetEndWithActions 0x7f01001b int attr contentInsetLeft 0x7f010018 int attr contentInsetRight 0x7f010019 int attr contentInsetStart 0x7f010016 int attr contentInsetStartWithNavigation 0x7f01001a int attr contentScrim 0x7f0100ac int attr controlBackground 0x7f010089 int attr counterEnabled 0x7f010117 int attr counterMaxLength 0x7f010118 int attr counterOverflowTextAppearance 0x7f01011a int attr counterTextAppearance 0x7f010119 int attr customNavigationLayout 0x7f01000f int attr defaultQueryHint 0x7f0100ed int attr dialogPreferredPadding 0x7f01005a int attr dialogTheme 0x7f010059 int attr displayOptions 0x7f010005 int attr divider 0x7f01000b int attr dividerHorizontal 0x7f010067 int attr dividerPadding 0x7f0100d5 int attr dividerVertical 0x7f010066 int attr drawableSize 0x7f0100c6 int attr drawerArrowStyle 0x7f010000 int attr dropDownListViewStyle 0x7f010079 int attr dropdownListPreferredItemHeight 0x7f01005d int attr editTextBackground 0x7f01006e int attr editTextColor 0x7f01006d int attr editTextStyle 0x7f010098 int attr elevation 0x7f01001c int attr errorEnabled 0x7f010115 int attr errorTextAppearance 0x7f010116 int attr expandActivityOverflowButtonDrawable 0x7f010020 int attr expanded 0x7f010026 int attr expandedTitleGravity 0x7f0100b2 int attr expandedTitleMargin 0x7f0100a5 int attr expandedTitleMarginBottom 0x7f0100a9 int attr expandedTitleMarginEnd 0x7f0100a8 int attr expandedTitleMarginStart 0x7f0100a6 int attr expandedTitleMarginTop 0x7f0100a7 int attr expandedTitleTextAppearance 0x7f0100aa int attr fabSize 0x7f0100cd int attr foregroundInsidePadding 0x7f0100d2 int attr gapBetweenBars 0x7f0100c7 int attr goIcon 0x7f0100ef int attr headerLayout 0x7f0100e1 int attr height 0x7f010001 int attr hideOnContentScroll 0x7f010015 int attr hintAnimationEnabled 0x7f01011b int attr hintEnabled 0x7f010114 int attr hintTextAppearance 0x7f010113 int attr homeAsUpIndicator 0x7f01005f int attr homeLayout 0x7f010010 int attr icon 0x7f010009 int attr iconifiedByDefault 0x7f0100eb int attr imageButtonStyle 0x7f01006f int attr indeterminateProgressStyle 0x7f010012 int attr initialActivityCount 0x7f01001f int attr insetForeground 0x7f0100e8 int attr isLightTheme 0x7f010002 int attr itemBackground 0x7f0100df int attr itemIconTint 0x7f0100dd int attr itemPadding 0x7f010014 int attr itemTextAppearance 0x7f0100e0 int attr itemTextColor 0x7f0100de int attr keylines 0x7f0100b9 int attr layout 0x7f0100ea int attr layoutManager 0x7f0100e4 int attr layout_anchor 0x7f0100bc int attr layout_anchorGravity 0x7f0100be int attr layout_behavior 0x7f0100bb int attr layout_collapseMode 0x7f0100b4 int attr layout_collapseParallaxMultiplier 0x7f0100b5 int attr layout_dodgeInsetEdges 0x7f0100c0 int attr layout_insetEdge 0x7f0100bf int attr layout_keyline 0x7f0100bd int attr layout_scrollFlags 0x7f010029 int attr layout_scrollInterpolator 0x7f01002a int attr listChoiceBackgroundIndicator 0x7f010080 int attr listDividerAlertDialog 0x7f01005b int attr listItemLayout 0x7f010025 int attr listLayout 0x7f010022 int attr listMenuViewStyle 0x7f0100a0 int attr listPopupWindowStyle 0x7f01007a int attr listPreferredItemHeight 0x7f010074 int attr listPreferredItemHeightLarge 0x7f010076 int attr listPreferredItemHeightSmall 0x7f010075 int attr listPreferredItemPaddingLeft 0x7f010077 int attr listPreferredItemPaddingRight 0x7f010078 int attr logo 0x7f01000a int attr logoDescription 0x7f01012f int attr maxActionInlineWidth 0x7f0100f7 int attr maxButtonHeight 0x7f010129 int attr measureWithLargestChild 0x7f0100d3 int attr menu 0x7f0100dc int attr multiChoiceItemLayout 0x7f010023 int attr navigationContentDescription 0x7f01012e int attr navigationIcon 0x7f01012d int attr navigationMode 0x7f010004 int attr overlapAnchor 0x7f0100e2 int attr paddingEnd 0x7f010133 int attr pa