added option to position the header in a dialog

This commit is contained in:
Marcel Hellwig 2017-12-12 08:38:14 +01:00
parent 9b9619aa53
commit 592ecf4c09

View File

@ -49,6 +49,9 @@ pub struct Dialog {
// Possibly empty title.
title: String,
// Where to put the title position
title_position: HAlign,
// The actual inner view.
content: SizedView<Box<View>>,
@ -85,6 +88,7 @@ impl Dialog {
content: SizedView::new(Box::new(view)),
buttons: Vec::new(),
title: String::new(),
title_position: HAlign::Center,
focus: Focus::Content,
padding: Vec4::new(1, 1, 0, 0),
borders: Vec4::new(1, 1, 1, 1),
@ -169,6 +173,16 @@ impl Dialog {
self.title = label.into();
}
/// Sets the horizontal position of the title in the dialog.
pub fn title_position(self, align: HAlign) -> Self {
self.with(|s| s.set_title_position(align))
}
/// Sets the horizontal position of the title in the dialog.
pub fn set_title_position(&mut self, align: HAlign) {
self.title_position = align;
}
/// Sets the padding in the dialog (around content and buttons).
pub fn padding<T: Into<Vec4>>(mut self, padding: T) -> Self {
self.padding = padding.into();
@ -348,7 +362,11 @@ impl Dialog {
if len + 4 > printer.size.x {
return;
}
let x = (printer.size.x - len) / 2;
let x = match self.title_position {
HAlign::Left => 3,
HAlign::Center => (printer.size.x - len) / 2,
HAlign::Right => printer.size.x - len - 3,
};
printer.with_high_border(false, |printer| {
printer.print((x - 2, 0), "");
printer.print((x + len, 0), "");