Esempio n. 1
0
        public TitleBar(Page page, BarBtnEnum barBtn = BarBtnEnum.bbNone, BarAlignEnum barAlign = BarAlignEnum.baTop)
        {
            NavigationPage.SetHasNavigationBar(page, false);
            NavigationPage.SetHasBackButton(page, false);
            page.Title         = "";
            page.Appearing    += (s, e) => { NavigationPage.SetHasNavigationBar(page, false); };
            page.Disappearing += (s, e) => { NavigationPage.SetHasNavigationBar(page, false); };

            if ((Device.OS == TargetPlatform.iOS) && (barAlign == BarAlignEnum.baTop))
            {
                PaddingBar = 20;
            }

            BackgroundColor             = barColor;
            MinimumHeightRequest        = HeightBar + PaddingBar;
            HeightRequest               = HeightBar + PaddingBar;
            appBar.BackgroundColor      = barColor;
            appBar.Padding              = new Thickness(0, PaddingBar, 0, 0);
            appBar.MinimumHeightRequest = HeightRequest;
            appBar.HeightRequest        = HeightRequest;

            boxPadding.BackgroundColor = barColor;

            #region Title create
            txtTitle = new Label
            {
                VerticalOptions   = LayoutOptions.CenterAndExpand,
                HorizontalOptions = LayoutOptions.CenterAndExpand
            };
            AbsoluteLayout.SetLayoutFlags(txtTitle, AbsoluteLayoutFlags.PositionProportional);
            AbsoluteLayout.SetLayoutBounds(txtTitle,
                                           new Rectangle(0.5, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize)
                                           );
            appBar.Children.Add(txtTitle);
            #endregion

            #region Panel for left buttons
            var stackLeftBtn = new StackLayout
            {
                Padding           = new Thickness(0),
                Spacing           = 0,
                Orientation       = StackOrientation.Horizontal,
                HorizontalOptions = LayoutOptions.Start
            };
            SetLayoutFlags(stackLeftBtn, AbsoluteLayoutFlags.PositionProportional);
            SetLayoutBounds(stackLeftBtn,
                            new Rectangle(0, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
            appBar.Children.Add(stackLeftBtn);
            #endregion

            #region Panel for right buttons
            var stackRightBtn = new StackLayout
            {
                Padding           = new Thickness(0),
                Spacing           = 0,
                Orientation       = StackOrientation.Horizontal,
                HorizontalOptions = LayoutOptions.End
            };

            AbsoluteLayout.SetLayoutFlags(stackRightBtn, AbsoluteLayoutFlags.PositionProportional);
            AbsoluteLayout.SetLayoutBounds(stackRightBtn,
                                           new Rectangle(1, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
            appBar.Children.Add(stackRightBtn);
            #endregion

            #region Back button
            BtnBack = new BackImageButton(page);
            BtnBack.WidthRequest  = HeightBar;
            BtnBack.HeightRequest = HeightBar;

            if ((barBtn & BarBtnEnum.bbBack) != 0)
            {
                stackLeftBtn.Children.Add(BtnBack);
            }
            #endregion

            #region LeftLeft button
            BtnLeftLeft = new ImageButton();
            BtnLeftLeft.WidthRequest  = HeightBar;
            BtnLeftLeft.HeightRequest = HeightBar;

            if ((barBtn & BarBtnEnum.bbLeftLeft) != 0)
            {
                stackLeftBtn.Children.Add(BtnLeftLeft);
            }
            #endregion

            #region Left button
            BtnLeft = new ImageButton();
            BtnLeft.WidthRequest  = HeightBar;
            BtnLeft.HeightRequest = HeightBar;

            if (((barBtn & BarBtnEnum.bbLeft) != 0) || ((barBtn & BarBtnEnum.bbLeftLeft) != 0))
            {
                stackLeftBtn.Children.Add(BtnLeft);
            }
            #endregion

            #region Right button
            BtnRight = new ImageButton();
            BtnRight.WidthRequest  = HeightBar;
            BtnRight.HeightRequest = HeightBar;

            if (((barBtn & BarBtnEnum.bbRight) != 0) || ((barBtn & BarBtnEnum.bbRightRight) != 0))
            {
                stackRightBtn.Children.Add(BtnRight);
            }
            #endregion

            #region RightRight button
            BtnRightRight = new ImageButton();
            BtnRightRight.WidthRequest  = HeightBar;
            BtnRightRight.HeightRequest = HeightBar;

            if ((barBtn & BarBtnEnum.bbRightRight) != 0)
            {
                stackRightBtn.Children.Add(BtnRightRight);
            }
            #endregion

            AbsoluteLayout.SetLayoutFlags(appBar, AbsoluteLayoutFlags.All);
            AbsoluteLayout.SetLayoutBounds(appBar, new Rectangle(0f, 0f, 1f, 1f));
            Children.Add(appBar);

            if ((Device.OS == TargetPlatform.iOS) && (barAlign == BarAlignEnum.baTop))
            {
                AbsoluteLayout.SetLayoutFlags(boxPadding, AbsoluteLayoutFlags.PositionProportional);
                AbsoluteLayout.SetLayoutBounds(boxPadding,
                                               new Rectangle(0, 0, 600, PaddingBar));
                Children.Add(boxPadding);
            }
        }
Esempio n. 2
0
        public TitleBar(Page page, BarBtnEnum barBtn = BarBtnEnum.bbNone, BarAlignEnum barAlign = BarAlignEnum.baTop)
        {
            NavigationPage.SetHasNavigationBar(page, false);
            NavigationPage.SetHasBackButton(page, false);
            page.Title = "";
            page.Appearing += (s, e) => { NavigationPage.SetHasNavigationBar(page, false); };
            page.Disappearing += (s, e) => { NavigationPage.SetHasNavigationBar(page, false); };

            if ((Device.OS == TargetPlatform.iOS) && (barAlign == BarAlignEnum.baTop))
                PaddingBar = 20;

            BackgroundColor = barColor;
            MinimumHeightRequest = HeightBar + PaddingBar;
            HeightRequest = HeightBar + PaddingBar;
            appBar.BackgroundColor = barColor;
            appBar.Padding = new Thickness(0, PaddingBar, 0, 0);
            appBar.MinimumHeightRequest = HeightRequest;
            appBar.HeightRequest = HeightRequest;

            boxPadding.BackgroundColor = barColor;

            #region Title create
            txtTitle = new Label
            {
                VerticalOptions = LayoutOptions.CenterAndExpand,
                HorizontalOptions = LayoutOptions.CenterAndExpand
            };
            AbsoluteLayout.SetLayoutFlags(txtTitle, AbsoluteLayoutFlags.PositionProportional);
            AbsoluteLayout.SetLayoutBounds(txtTitle,
                new Rectangle(0.5, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize)
            );
            appBar.Children.Add(txtTitle);
            #endregion

            #region Panel for left buttons
            var stackLeftBtn = new StackLayout
            {
                Padding = new Thickness (0),
                Spacing = 0,
                Orientation = StackOrientation.Horizontal,
                HorizontalOptions = LayoutOptions.Start
            };
            SetLayoutFlags(stackLeftBtn, AbsoluteLayoutFlags.PositionProportional);
            SetLayoutBounds(stackLeftBtn,
                new Rectangle(0, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
            appBar.Children.Add(stackLeftBtn);
            #endregion

            #region Panel for right buttons
            var stackRightBtn = new StackLayout
            {
                Padding = new Thickness(0),
                Spacing = 0,
                Orientation = StackOrientation.Horizontal,
                HorizontalOptions = LayoutOptions.End
            };

            AbsoluteLayout.SetLayoutFlags(stackRightBtn, AbsoluteLayoutFlags.PositionProportional);
            AbsoluteLayout.SetLayoutBounds(stackRightBtn,
                new Rectangle(1, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
            appBar.Children.Add(stackRightBtn);
            #endregion

            #region Back button
            BtnBack = new BackImageButton(page);
            BtnBack.WidthRequest = HeightBar;
            BtnBack.HeightRequest = HeightBar;

            if ((barBtn & BarBtnEnum.bbBack) != 0)
                stackLeftBtn.Children.Add(BtnBack);
            #endregion

            #region LeftLeft button
            BtnLeftLeft = new ImageButton();
            BtnLeftLeft.WidthRequest = HeightBar;
            BtnLeftLeft.HeightRequest = HeightBar;

            if ((barBtn & BarBtnEnum.bbLeftLeft) != 0)
                stackLeftBtn.Children.Add(BtnLeftLeft);
            #endregion

            #region Left button
            BtnLeft = new ImageButton();
            BtnLeft.WidthRequest = HeightBar;
            BtnLeft.HeightRequest = HeightBar;

            if (((barBtn & BarBtnEnum.bbLeft) != 0) || ((barBtn & BarBtnEnum.bbLeftLeft) != 0))
                stackLeftBtn.Children.Add(BtnLeft);
            #endregion

            #region Right button
            BtnRight = new ImageButton();
            BtnRight.WidthRequest = HeightBar;
            BtnRight.HeightRequest = HeightBar;

            if (((barBtn & BarBtnEnum.bbRight) != 0) || ((barBtn & BarBtnEnum.bbRightRight) != 0))
                stackRightBtn.Children.Add(BtnRight);
            #endregion

            #region RightRight button
            BtnRightRight = new ImageButton();
            BtnRightRight.WidthRequest = HeightBar;
            BtnRightRight.HeightRequest = HeightBar;

            if ((barBtn & BarBtnEnum.bbRightRight) != 0)
                stackRightBtn.Children.Add(BtnRightRight);
            #endregion

            AbsoluteLayout.SetLayoutFlags(appBar, AbsoluteLayoutFlags.All);
            AbsoluteLayout.SetLayoutBounds(appBar, new Rectangle(0f, 0f, 1f, 1f));
            Children.Add(appBar);

            if ((Device.OS == TargetPlatform.iOS) && (barAlign == BarAlignEnum.baTop))
            {
                AbsoluteLayout.SetLayoutFlags(boxPadding, AbsoluteLayoutFlags.PositionProportional);
                AbsoluteLayout.SetLayoutBounds(boxPadding,
                    new Rectangle(0, 0, 600, PaddingBar));
                Children.Add(boxPadding);
            }
        }