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borders now correctly outline a view and ensure that the view is clipped...

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down to the correct size even when it doesn't want to be
This commit is contained in:
Squibid 2026-02-24 14:00:04 -05:00
parent 6a5afe20e3
commit b24c16b34e
Signed by: squibid
GPG key ID: BECE5684D3C4005D
1 changed files with 23 additions and 22 deletions
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45
src/View.zig
View file

@ -23,11 +23,11 @@ output: ?*Output,
xdg_toplevel: *wlr.XdgToplevel,
xdg_toplevel_decoration: ?*wlr.XdgToplevelDecorationV1,
scene_tree: *wlr.SceneTree,
test_node: *wlr.SceneNode,
surface_tree: *wlr.SceneTree,
scene_node_data: SceneNodeData,
borders: [4]*wlr.SceneRect,
border_width: i32, // TODO: move this to some config controlled by lua
geometry: wlr.Box,
geometry: wlr.Box, // The total geometry including borders
// Surface Listeners
map: wl.Listener(void) = .init(handleMap),
@ -71,7 +71,7 @@ pub fn init(xdg_toplevel: *wlr.XdgToplevel) *View {
.xdg_toplevel = xdg_toplevel,
.scene_tree = undefined,
.test_node = undefined,
.surface_tree = undefined,
.xdg_toplevel_decoration = null,
.borders = undefined,
.border_width = 10,
@ -81,7 +81,8 @@ pub fn init(xdg_toplevel: *wlr.XdgToplevel) *View {
// Add new Toplevel to root of the tree
if(server.seat.focused_output) |output| {
self.scene_tree = try output.layers.content.createSceneXdgSurface(xdg_toplevel.base);
self.scene_tree = try output.layers.content.createSceneTree();
self.surface_tree = try self.scene_tree.createSceneXdgSurface(xdg_toplevel.base);
self.output = output;
}
@ -95,8 +96,6 @@ pub fn init(xdg_toplevel: *wlr.XdgToplevel) *View {
self.xdg_toplevel.base.events.new_popup.add(&self.new_popup);
self.xdg_toplevel.base.events.ack_configure.add(&self.ack_configure);
self.test_node = self.scene_tree.children.first().?;
for (self.borders, 0..) |_, i| {
const color: [4]f32 = .{ 1, 0, 0, 1 };
self.borders[i] = try wlr.SceneTree.createSceneRect(self.scene_tree, 0, 0, &color);
@ -148,17 +147,22 @@ pub fn setSize(self: *View, width: i32, height: i32) void {
if (self.output == null or !self.xdg_toplevel.base.surface.mapped) return;
// at the very least the client must be big enough to have borders
self.geometry.width = @max(
1 + 2 * self.border_width,
width - 2 * self.border_width,
);
self.geometry.height = @max(
1 + 2 * self.border_width,
height - 2 * self.border_width,
);
self.geometry.width = @max(1 + 2 * self.border_width, width);
self.geometry.height = @max(1 + 2 * self.border_width, height);
// This returns a configure serial for verifying the configure
_ = self.xdg_toplevel.setSize(self.geometry.width, self.geometry.height);
_ = self.xdg_toplevel.setSize(
self.geometry.width - 2 * self.border_width,
self.geometry.height - 2 * self.border_width,
);
// clip the surface tree to the size of the view
self.surface_tree.node.subsurfaceTreeSetClip(&wlr.Box{
.x = 0,
.y = 0,
.width = self.geometry.width,
.height = self.geometry.height,
});
self.resizeBorders();
}
@ -167,17 +171,14 @@ pub fn setSize(self: *View, width: i32, height: i32) void {
/// should be called after something in the size or position is changed
fn resizeBorders(self: *View) void {
// set the position of the surface to not clip with the borders
self.test_node.setPosition(self.border_width, self.border_width);
// FIXME: the surface needs to be resized to not clip on the bottom and right
// sides
self.surface_tree.node.setPosition(self.border_width, self.border_width);
self.borders[0].setSize(self.geometry.width, self.border_width);
self.borders[1].setSize(self.geometry.width, self.border_width);
self.borders[2].setSize(self.border_width, self.geometry.height - 2 * self.border_width);
self.borders[3].setSize(self.border_width, self.geometry.height - 2 * self.border_width);
self.borders[2].setSize(self.border_width, self.geometry.height);
self.borders[3].setSize(self.border_width, self.geometry.height);
self.borders[1].node.setPosition(0, self.geometry.height - self.border_width);
self.borders[2].node.setPosition(0, self.border_width);
self.borders[3].node.setPosition(self.geometry.width - self.border_width, self.border_width);
self.borders[2].node.setPosition(self.geometry.width - self.border_width, 0);
}
// --------- XdgTopLevel event handlers ---------