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);
}
}
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);
}
}