示例#1
0
        public PhonePage()
        {
            // Control默认11,系统默认15
            FontSize = 15;
            _param   = _newParam;

            // 原来在OnNavigatedFrom方法中卸载内容以便下次重用,但会造成页面返回时无动画!!!
            // 因此再次加载时需要卸载旧页面的内容!
            // elem.Parent在uno中仍然有效,uwp中因不在可视树无值,通过附加属性记录所属页面!
            var elem = _param.Content as FrameworkElement;

#if UWP
            PhonePage oldPage = PhonePageEx.GetParentPage(elem);
            if (oldPage != null)
            {
                oldPage.Content = null;
            }
            PhonePageEx.SetParentPage(elem, this);
#else
            if (elem.Parent is PhonePage oldPage)
            {
                oldPage.Content = null;
            }
#endif

            Content = elem;
        }
示例#2
0
        /// <summary>
        /// 向前导航到新内容
        /// </summary>
        /// <param name="p_content"></param>
        void INaviHost.NaviTo(INaviContent p_content)
        {
            INaviContent current;

            if (p_content == null || (current = Content as INaviContent) == null)
            {
                return;
            }

            if (Kit.IsPhoneUI)
            {
                Tab tab = new Tab {
                    OwnWin = OwnWin, Content = p_content
                };
                PhonePage.Show(tab);
                return;
            }

            if (_naviCache == null)
            {
                _naviCache = new Stack <INaviContent>();
                // 内容切换动画
                var ls = new TransitionCollection();
                ls.Add(new ContentThemeTransition {
                    VerticalOffset = 60
                });
                OwnTabs.ContentTransitions = ls;
            }
            _naviCache.Push(current);
            Content = p_content;
        }
示例#3
0
        void LoadPhoneMain(object p_content)
        {
            // 未加载win的Home页前不导航
            if (_tabs == null)
            {
                return;
            }

            // 内容相同也需导航
            if (p_content is Win win)
            {
                win.NaviToHome();
            }
            else
            {
                Tab tab = (Tab)GetValue(PhoneMainTabProperty);
                if (tab == null)
                {
                    tab = new Tab();
                    SetValue(PhoneMainTabProperty, tab);
                }
                tab.Content = p_content;
                PhonePage.Show(tab);
            }
        }
示例#4
0
        /// <summary>
        /// 导航到单页Tab
        /// </summary>
        /// <param name="p_tab"></param>
        void NaviToSingleTab(Tab p_tab)
        {
            // 判断是否为向后导航
            var frame = SysVisual.RootFrame;

            if (frame.BackStackDepth > _frameStartIndex)
            {
                // 向后查询
                int index = -1;
                for (int i = frame.BackStackDepth - 1; i >= _frameStartIndex; i--)
                {
                    var pageEntry = frame.BackStack[i];
                    if (pageEntry.Parameter is PhonePageParameter param &&
                        param.Content == p_tab)
                    {
                        // 后退位置
                        index = i;
                        break;
                    }
                }

                if (index > 0)
                {
                    // 向后导航
                    for (int i = frame.BackStackDepth - 1; i >= index; i--)
                    {
                        if (frame.CanGoBack)
                        {
                            frame.GoBack();
                        }
                    }
                    return;
                }
            }

            // 起始页隐藏返回按钮
            if (frame.Content == null)
            {
                p_tab.PinButtonVisibility = Visibility.Collapsed;
            }

            // 向前导航
            PhonePage.Show(p_tab);
        }
示例#5
0
        /// <summary>
        /// 导航到多页Tab
        /// </summary>
        /// <param name="p_tabTitle"></param>
        void NaviToMultiTabs(string p_tabTitle)
        {
            // 判断是否为向后导航
            var frame = SysVisual.RootFrame;

            if (frame.BackStackDepth > _frameStartIndex)
            {
                // 向后查询
                int index = -1;
                for (int i = frame.BackStackDepth - 1; i >= _frameStartIndex; i--)
                {
                    var pageEntry = frame.BackStack[i];
                    if (pageEntry.Parameter is PhonePageParameter param &&
                        param.Content is PhoneTabs pts &&
                        pts.NaviID == p_tabTitle)
                    {
                        // 后退位置
                        index = i;
                        break;
                    }
                }

                if (index > 0)
                {
                    // 向后导航
                    for (int i = frame.BackStackDepth - 1; i >= index; i--)
                    {
                        if (frame.CanGoBack)
                        {
                            frame.GoBack();
                        }
                    }
                    return;
                }
            }

            // 向前导航
            PhoneTabs tabs;

            if (_cacheMultiTabs != null)
            {
                tabs = (from t in _cacheMultiTabs
                        where t.NaviID == p_tabTitle
                        select t).FirstOrDefault();
                if (tabs != null)
                {
                    // 缓存中存在
                    PhonePage.Show(tabs);
                    return;
                }
            }

            tabs        = new PhoneTabs();
            tabs.NaviID = p_tabTitle;
            if (p_tabTitle == Home)
            {
                tabs.OwnWin = this;
            }

            Tab tab;

            string[] names = p_tabTitle.Split(',');
            foreach (var name in names)
            {
                if (!_tabs.TryGetValue(name, out tab))
                {
                    throw new Exception($"导航出错,缺少{name}Tab页!");
                }
                tabs.AddItem(tab);
            }

            // 起始页隐藏返回按钮
            if (frame.Content == null)
            {
                tabs.HideBackButton();
            }
            tabs.Select(0);

            if (_cacheMultiTabs == null)
            {
                _cacheMultiTabs = new List <PhoneTabs>();
            }
            _cacheMultiTabs.Add(tabs);

            OnInitPhoneTabs(tabs);
            PhonePage.Show(tabs);
        }