Move ColumnDisplay to niri-ipc

niri-config/src/lib.rs

@@ -14,7 +14,7 @@ use knuffel::Decode as _;
 use layer_rule::LayerRule;
 use miette::{miette, Context, IntoDiagnostic, NarratableReportHandler};
 use niri_ipc::{
-    ConfiguredMode, LayoutSwitchTarget, PositionChange, SizeChange, Transform,
+    ColumnDisplay, ConfiguredMode, LayoutSwitchTarget, PositionChange, SizeChange, Transform,
     WorkspaceReferenceArg,
 };
 use smithay::backend::renderer::Color32F;
@@ -458,7 +458,7 @@ pub struct Layout {
     pub always_center_single_column: bool,
     #[knuffel(child)]
     pub empty_workspace_above_first: bool,
-    #[knuffel(child, unwrap(argument), default)]
+    #[knuffel(child, unwrap(argument, str), default = Self::default().default_column_display)]
     pub default_column_display: ColumnDisplay,
     #[knuffel(child, unwrap(argument), default = Self::default().gaps)]
     pub gaps: FloatOrInt<0, 65535>,
@@ -478,7 +478,7 @@ impl Default for Layout {
             center_focused_column: Default::default(),
             always_center_single_column: false,
             empty_workspace_above_first: false,
-            default_column_display: Default::default(),
+            default_column_display: ColumnDisplay::Normal,
             gaps: FloatOrInt(16.),
             struts: Default::default(),
             preset_window_heights: Default::default(),
@@ -797,16 +797,6 @@ impl From<PresetSize> for SizeChange {
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct DefaultPresetSize(pub Option<PresetSize>);
 
-/// How windows display in a column.
-#[derive(knuffel::DecodeScalar, Debug, Default, Clone, Copy, PartialEq, Eq)]
-pub enum ColumnDisplay {
-    /// Windows arranged vertically, spread across the working area height.
-    #[default]
-    Normal,
-    /// Windows are in tabs.
-    Tabbed,
-}
-
 #[derive(knuffel::Decode, Debug, Default, Clone, Copy, PartialEq)]
 pub struct Struts {
     #[knuffel(child, unwrap(argument), default)]

niri-ipc/src/lib.rs

@@ -690,6 +690,16 @@ pub enum LayoutSwitchTarget {
     Index(u8),
 }
 
+/// How windows display in a column.
+#[derive(Serialize, Deserialize, Debug, Clone, Copy, PartialEq, Eq)]
+#[cfg_attr(feature = "json-schema", derive(schemars::JsonSchema))]
+pub enum ColumnDisplay {
+    /// Windows are tiled vertically across the working area height.
+    Normal,
+    /// Windows are in tabs.
+    Tabbed,
+}
+
 /// Output actions that niri can perform.
 // Variants in this enum should match the spelling of the ones in niri-config. Most thigs from
 // niri-config should be present here.
@@ -1202,6 +1212,18 @@ impl FromStr for LayoutSwitchTarget {
     }
 }
 
+impl FromStr for ColumnDisplay {
+    type Err = &'static str;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s {
+            "normal" => Ok(Self::Normal),
+            "tabbed" => Ok(Self::Tabbed),
+            _ => Err(r#"invalid column display, can be "normal" or "tabbed""#),
+        }
+    }
+}
+
 impl FromStr for Transform {
     type Err = &'static str;
 

src/layout/mod.rs

@@ -39,10 +39,10 @@ use std::time::Duration;
 
 use monitor::MonitorAddWindowTarget;
 use niri_config::{
-    CenterFocusedColumn, ColumnDisplay, Config, CornerRadius, FloatOrInt, PresetSize, Struts,
+    CenterFocusedColumn, Config, CornerRadius, FloatOrInt, PresetSize, Struts,
     Workspace as WorkspaceConfig, WorkspaceReference,
 };
-use niri_ipc::{PositionChange, SizeChange};
+use niri_ipc::{ColumnDisplay, PositionChange, SizeChange};
 use scrolling::{Column, ColumnWidth, InsertHint, InsertPosition};
 use smithay::backend::renderer::element::surface::WaylandSurfaceRenderElement;
 use smithay::backend::renderer::element::Id;
@@ -341,7 +341,7 @@ impl Default for Options {
             center_focused_column: Default::default(),
             always_center_single_column: false,
             empty_workspace_above_first: false,
-            default_column_display: Default::default(),
+            default_column_display: ColumnDisplay::Normal,
             preset_column_widths: vec![
                 PresetSize::Proportion(1. / 3.),
                 PresetSize::Proportion(0.5),

src/layout/scrolling.rs

@@ -3,8 +3,8 @@ use std::iter::{self, zip};
 use std::rc::Rc;
 use std::time::Duration;
 
-use niri_config::{CenterFocusedColumn, ColumnDisplay, CornerRadius, PresetSize, Struts};
-use niri_ipc::SizeChange;
+use niri_config::{CenterFocusedColumn, CornerRadius, PresetSize, Struts};
+use niri_ipc::{ColumnDisplay, SizeChange};
 use ordered_float::NotNan;
 use smithay::backend::renderer::gles::GlesRenderer;
 use smithay::utils::{Logical, Point, Rectangle, Scale, Serial, Size};