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apprt/gtk-ng: application startup to initialize styles

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This commit is contained in:
Mitchell Hashimoto
2025-07-15 15:11:27 -07:00
parent ecb77fb8bc
commit ce06eb5f64
1 changed files with 55 additions and 5 deletions
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60
src/apprt/gtk-ng/class/application.zig
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@ -12,7 +12,7 @@ const CoreApp = @import("../../../App.zig");
const configpkg = @import("../../../config.zig");
const Config = configpkg.Config;
const log = std.log.scoped(.gtk);
const log = std.log.scoped(.gtk_ghostty_application);
/// The primary entrypoint for the Ghostty GTK application.
///
@ -200,6 +200,8 @@ pub const GhosttyApplication = extern struct {
return;
}
log.debug("entering runloop", .{});
defer log.debug("exiting runloop", .{});
priv.running = true;
while (priv.running) {
_ = glib.MainContext.iteration(ctx, 1);
@ -243,9 +245,13 @@ pub const GhosttyApplication = extern struct {
}
fn startup(self: *GhosttyApplication) callconv(.C) void {
// This is where we would initialize the application, but we
// do that in the `run` method instead.
log.debug("GhosttyApplication started", .{});
log.debug("startup", .{});
const priv = self.private();
const config = priv.config;
_ = config;
// Setup our style manager (light/dark mode)
self.startupStyleManager();
gio.Application.virtual_methods.startup.call(
Class.parent,
@ -253,11 +259,40 @@ pub const GhosttyApplication = extern struct {
);
}
fn startupStyleManager(self: *GhosttyApplication) void {
const priv = self.private();
const config = priv.config;
// Setup our initial light/dark
const style = self.as(adw.Application).getStyleManager();
style.setColorScheme(switch (config.@"window-theme") {
.auto, .ghostty => auto: {
const lum = config.background.toTerminalRGB().perceivedLuminance();
break :auto if (lum > 0.5)
.prefer_light
else
.prefer_dark;
},
.system => .prefer_light,
.dark => .force_dark,
.light => .force_light,
});
// Setup color change notifications
_ = gobject.Object.signals.notify.connect(
style,
*GhosttyApplication,
handleStyleManagerDark,
self,
.{ .detail = "dark" },
);
}
fn activate(self: *GhosttyApplication) callconv(.C) void {
// This is called when the application is activated, but we
// don't need to do anything here since we handle activation
// in the `run` method.
log.debug("GhosttyApplication activated", .{});
log.debug("activate", .{});
// Call the parent activate method.
gio.Application.virtual_methods.activate.call(
@ -274,6 +309,21 @@ pub const GhosttyApplication = extern struct {
);
}
fn handleStyleManagerDark(
style: *adw.StyleManager,
_: *gobject.ParamSpec,
self: *GhosttyApplication,
) callconv(.c) void {
_ = self;
const color_scheme: apprt.ColorScheme = if (style.getDark() == 0)
.light
else
.dark;
log.debug("style manager changed scheme={}", .{color_scheme});
}
fn allocator(self: *GhosttyApplication) std.mem.Allocator {
return self.private().core_app.alloc;
}