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view: simplify default float dimension handling

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This commit is contained in:
Isaac Freund 2020-06-27 23:48:04 +02:00
parent c04112b81a
commit 9dfcec72a8
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GPG Key ID: 86DED400DDFD7A11
3 changed files with 28 additions and 40 deletions
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13
river/View.zig
View File

@ -251,6 +251,19 @@ pub fn getTitle(self: Self) [*:0]const u8 {
};
}
/// Return a box centered on the usable area of the current output and with
/// the natural width/height of the view.
pub fn getDefaultFloatBox(self: Self) Box {
return .{
.x = std.math.max(0, @divTrunc(@intCast(i32, self.output.usable_box.width) -
@intCast(i32, self.natural_width), 2)),
.y = std.math.max(0, @divTrunc(@intCast(i32, self.output.usable_box.height) -
@intCast(i32, self.natural_height), 2)),
.width = self.natural_width,
.height = self.natural_height,
};
}
/// Called by the impl when the surface is ready to be displayed
pub fn map(self: *Self) void {
const root = self.output.root;

38
river/XdgToplevel.zig
View File

@ -154,46 +154,28 @@ fn handleMap(listener: ?*c.wl_listener, data: ?*c_void) callconv(.C) void {
view.natural_width = @intCast(u32, self.wlr_xdg_surface.geometry.width);
view.natural_height = @intCast(u32, self.wlr_xdg_surface.geometry.height);
if (view.natural_width == 0 and view.natural_height == 0) {
view.natural_width = @intCast(u32, self.wlr_xdg_surface.surface.*.current.width);
view.natural_height = @intCast(u32, self.wlr_xdg_surface.surface.*.current.height);
}
const wlr_xdg_toplevel: *c.wlr_xdg_toplevel = @field(
self.wlr_xdg_surface,
c.wlr_xdg_surface_union,
).toplevel;
const state = &wlr_xdg_toplevel.current;
const has_fixed_size = state.min_width != 0 and state.min_height != 0 and
(state.min_width == state.max_width or state.min_height == state.max_height);
const app_id: [*:0]const u8 = if (wlr_xdg_toplevel.app_id) |id| id else "NULL";
for (root.server.config.float_filter.items) |filter_app_id| {
if (wlr_xdg_toplevel.parent != null or has_fixed_size) {
// If the toplevel has a parent or has a fixed size make it float
view.pending.mode = .float;
view.pending.box = view.getDefaultFloatBox();
} else {
// Make views with app_ids listed in the float filter float
for (root.server.config.float_filter.items) |filter_app_id| {
if (std.mem.eql(u8, std.mem.span(app_id), std.mem.span(filter_app_id))) {
view.pending.mode = .float;
view.pending.box = .{
.x = std.math.max(0, @divTrunc(@intCast(i32, view.output.usable_box.width) -
@intCast(i32, view.natural_width), 2)),
.y = std.math.max(0, @divTrunc(@intCast(i32, view.output.usable_box.height) -
@intCast(i32, view.natural_height), 2)),
.width = view.natural_width,
.height = view.natural_height,
};
view.pending.box = view.getDefaultFloatBox();
break;
}
} else if ((wlr_xdg_toplevel.parent != null) or
(state.min_width != 0 and state.min_height != 0 and
(state.min_width == state.max_width or state.min_height == state.max_height)))
{
// If the toplevel has a parent or is of fixed size make it float
view.pending.mode = .float;
view.pending.box = .{
.x = std.math.max(0, @divTrunc(@intCast(i32, view.output.usable_box.width) -
@intCast(i32, view.natural_width), 2)),
.y = std.math.max(0, @divTrunc(@intCast(i32, view.output.usable_box.height) -
@intCast(i32, view.natural_height), 2)),
.width = view.natural_width,
.height = view.natural_height,
};
}
}
// If the toplevel has no parent, inform it that it is tiled. This

9
river/command/toggle_float.zig
View File

@ -33,14 +33,7 @@ pub fn toggleFloat(
switch (view.current.mode) {
.layout => {
view.pending.mode = .float;
view.pending.box = .{
.x = std.math.max(0, @divTrunc(@intCast(i32, view.output.usable_box.width) -
@intCast(i32, view.natural_width), 2)),
.y = std.math.max(0, @divTrunc(@intCast(i32, view.output.usable_box.height) -
@intCast(i32, view.natural_height), 2)),
.width = view.natural_width,
.height = view.natural_height,
};
view.pending.box = view.getDefaultFloatBox();
},
.float => view.pending.mode = .layout,
}