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apprt/gtk: honor background opacity

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This commit is contained in:
Mitchell Hashimoto
2023-07-03 20:21:16 -07:00
parent 55313fcbd5
commit d25568ffdb
1 changed files with 25 additions and 3 deletions
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28
src/apprt/gtk.zig
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@ -286,6 +286,9 @@ const Window = struct {
/// The notebook (tab grouping) for this window. /// The notebook (tab grouping) for this window.
notebook: *c.GtkNotebook, notebook: *c.GtkNotebook,
/// The background CSS for the window (if any).
css_window_background: ?[]u8 = null,
pub fn init(self: *Window, app: *App) !void { pub fn init(self: *Window, app: *App) !void {
// Set up our own state // Set up our own state
self.* = .{ self.* = .{
@ -301,6 +304,27 @@ const Window = struct {
self.window = gtk_window; self.window = gtk_window;
c.gtk_window_set_title(gtk_window, "Ghostty"); c.gtk_window_set_title(gtk_window, "Ghostty");
c.gtk_window_set_default_size(gtk_window, 200, 200); c.gtk_window_set_default_size(gtk_window, 200, 200);
// Apply background opacity if we have it
if (app.config.@"background-opacity" < 1) {
var css = try std.fmt.allocPrint(
app.core_app.alloc,
".window-transparent {{ background-color: rgba(0, 0, 0, {d}); }}",
.{app.config.@"background-opacity"},
);
self.css_window_background = css;
const display = c.gtk_widget_get_display(@ptrCast(window));
const provider = c.gtk_css_provider_new();
c.gtk_css_provider_load_from_data(provider, css.ptr, @intCast(css.len));
c.gtk_style_context_add_provider_for_display(
display,
@ptrCast(provider),
c.GTK_STYLE_PROVIDER_PRIORITY_APPLICATION,
);
c.gtk_widget_add_css_class(@ptrCast(window), "window-transparent");
}
c.gtk_widget_show(window); c.gtk_widget_show(window);
_ = c.g_signal_connect_data(window, "close-request", c.G_CALLBACK(&gtkCloseRequest), self, null, G_CONNECT_DEFAULT); _ = c.g_signal_connect_data(window, "close-request", c.G_CALLBACK(&gtkCloseRequest), self, null, G_CONNECT_DEFAULT);
_ = c.g_signal_connect_data(window, "destroy", c.G_CALLBACK(&gtkDestroy), self, null, G_CONNECT_DEFAULT); _ = c.g_signal_connect_data(window, "destroy", c.G_CALLBACK(&gtkDestroy), self, null, G_CONNECT_DEFAULT);
@ -326,9 +350,7 @@ const Window = struct {
} }
pub fn deinit(self: *Window) void { pub fn deinit(self: *Window) void {
// Notify our app we're gone. if (self.css_window_background) |ptr| self.app.core_app.alloc.free(ptr);
// TODO
_ = self;
} }
/// Add a new tab to this window. /// Add a new tab to this window.