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Merge pull request #169 from punkkeks/dialog_position

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added option to position the header in a dialog
This commit is contained in:
Alexandre Bury 2017-12-12 00:20:38 -08:00 committed by GitHub
commit 9cb74c7497
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1 changed files with 18 additions and 1 deletions
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19
src/views/dialog.rs
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@ -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 +173,18 @@ impl Dialog {
self.title = label.into();
}
/// Sets the horizontal position of the title in the dialog.
/// The default position is `HAlign::Center`
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.
/// The default position is `HAlign::Center`
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 +364,8 @@ impl Dialog {
if len + 4 > printer.size.x {
return;
}
let x = (printer.size.x - len) / 2;
let spacing = 3; //minimum distance to borders
let x = spacing + self.title_position.get_offset(len, printer.size.x - 2 * spacing);
printer.with_high_border(false, |printer| {
printer.print((x - 2, 0), "┤ ");
printer.print((x + len, 0), " ├");