diff options
Diffstat (limited to 'src/layout')
| -rw-r--r-- | src/layout/mod.rs | 39 | ||||
| -rw-r--r-- | src/layout/workspace.rs | 68 |
2 files changed, 102 insertions, 5 deletions
diff --git a/src/layout/mod.rs b/src/layout/mod.rs index 9d69e0ff..470b4262 100644 --- a/src/layout/mod.rs +++ b/src/layout/mod.rs @@ -189,6 +189,9 @@ pub trait LayoutElement { /// This *will* switch immediately after a [`LayoutElement::request_fullscreen()`] call. fn is_pending_fullscreen(&self) -> bool; + /// Size previously requested through [`LayoutElement::request_size()`]. + fn requested_size(&self) -> Option<Size<i32, Logical>>; + fn rules(&self) -> &ResolvedWindowRules; /// Runs periodic clean-up tasks. @@ -2777,7 +2780,7 @@ mod tests { } fn communicate(&self) -> bool { - if let Some(size) = self.0.requested_size.take() { + if let Some(size) = self.0.requested_size.get() { assert!(size.w >= 0); assert!(size.h >= 0); @@ -2887,6 +2890,10 @@ mod tests { self.0.pending_fullscreen.get() } + fn requested_size(&self) -> Option<Size<i32, Logical>> { + self.0.requested_size.get() + } + fn refresh(&self) {} fn rules(&self) -> &ResolvedWindowRules { @@ -4696,6 +4703,36 @@ mod tests { check_ops(&ops); } + #[test] + fn fixed_height_takes_max_non_auto_into_account() { + let ops = [ + Op::AddOutput(1), + Op::AddWindow { + id: 0, + bbox: Rectangle::from_loc_and_size((0, 0), (100, 200)), + min_max_size: Default::default(), + }, + Op::SetWindowHeight { id: Some(0), change: SizeChange::SetFixed(704) }, + Op::AddWindow { + id: 1, + bbox: Rectangle::from_loc_and_size((0, 0), (100, 200)), + min_max_size: Default::default(), + }, + Op::ConsumeOrExpelWindowLeft, + ]; + + let options = Options { + border: niri_config::Border { + off: false, + width: niri_config::FloatOrInt(4.), + ..Default::default() + }, + gaps: 0., + ..Default::default() + }; + check_ops_with_options(options, &ops); + } + fn arbitrary_spacing() -> impl Strategy<Value = f64> { // Give equal weight to: // - 0: the element is disabled diff --git a/src/layout/workspace.rs b/src/layout/workspace.rs index b2db42c8..54ddd3db 100644 --- a/src/layout/workspace.rs +++ b/src/layout/workspace.rs @@ -3272,12 +3272,45 @@ impl<W: LayoutElement> Column<W> { let width = f64::max(f64::min(width, max_width), min_width); let height = self.working_area.size.h; + // If there are multiple windows in a column, clamp the non-auto window's height according + // to other windows' min sizes. + let mut max_non_auto_window_height = None; + if self.tiles.len() > 1 { + if let Some(non_auto_idx) = self + .data + .iter() + .position(|data| !matches!(data.height, WindowHeight::Auto { .. })) + { + let min_height_taken = min_size + .iter() + .enumerate() + .filter(|(idx, _)| *idx != non_auto_idx) + .map(|(_, min_size)| min_size.h + self.options.gaps) + .sum::<f64>(); + + let tile = &self.tiles[non_auto_idx]; + let height_left = self.working_area.size.h + - self.options.gaps + - min_height_taken + - self.options.gaps; + max_non_auto_window_height = Some(f64::max( + 1., + tile.window_height_for_tile_height(height_left).round(), + )); + } + } + // Compute the tile heights. Start by converting window heights to tile heights. let mut heights = zip(&self.tiles, &self.data) .map(|(tile, data)| match data.height { auto @ WindowHeight::Auto { .. } => auto, WindowHeight::Fixed(height) => { - WindowHeight::Fixed(tile.tile_height_for_window_height(height.round().max(1.))) + let mut window_height = height.round().max(1.); + if let Some(max) = max_non_auto_window_height { + window_height = f64::min(window_height, max); + } + + WindowHeight::Fixed(tile.tile_height_for_window_height(window_height)) } WindowHeight::Preset(idx) => { let preset = self.options.preset_window_heights[idx]; @@ -3285,8 +3318,13 @@ impl<W: LayoutElement> Column<W> { ResolvedSize::Tile(h) => tile.window_height_for_tile_height(h), ResolvedSize::Window(h) => h, }; - let tile_height = tile - .tile_height_for_window_height(window_height.round().clamp(1., 100000.)); + + let mut window_height = window_height.round().clamp(1., 100000.); + if let Some(max) = max_non_auto_window_height { + window_height = f64::min(window_height, max); + } + + let tile_height = tile.tile_height_for_window_height(window_height); WindowHeight::Fixed(tile_height) } }) @@ -3488,7 +3526,8 @@ impl<W: LayoutElement> Column<W> { assert_eq!(self.tiles.len(), 1); } - if self.tiles.len() == 1 { + let tile_count = self.tiles.len(); + if tile_count == 1 { if let WindowHeight::Auto { weight } = self.data[0].height { assert_eq!( weight, 1., @@ -3498,6 +3537,8 @@ impl<W: LayoutElement> Column<W> { } let mut found_fixed = false; + let mut total_height = 0.; + let mut total_min_height = 0.; for (tile, data) in zip(&self.tiles, &self.data) { assert!(Rc::ptr_eq(&self.options, &tile.options)); assert_eq!(self.scale, tile.scale()); @@ -3524,6 +3565,25 @@ impl<W: LayoutElement> Column<W> { if let WindowHeight::Preset(idx) = data.height { assert!(self.options.preset_window_heights.len() > idx); } + + let requested_size = tile.window().requested_size().unwrap(); + total_height += tile.tile_height_for_window_height(f64::from(requested_size.h)); + total_min_height += f64::max(1., tile.min_size().h); + } + + if tile_count > 1 + && self.scale.round() == self.scale + && self.working_area.size.h.round() == self.working_area.size.h + && self.options.gaps.round() == self.options.gaps + { + total_height += self.options.gaps * (tile_count + 1) as f64; + total_min_height += self.options.gaps * (tile_count + 1) as f64; + let max_height = f64::max(total_min_height, self.working_area.size.h); + assert!( + total_height <= max_height, + "multiple tiles in a column mustn't go beyond working area height \ + (total height {total_height} > max height {max_height})" + ); } } |