writeas/writeas-gtk
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Implement cross-theme dark mode.

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27min
This commit is contained in:
Adrian Cochrane 2018-04-17 12:21:28 +12:00
parent da5817e12e
commit 2452f6d313
1 changed files with 23 additions and 0 deletions
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23
src/window.vala
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@ -1,6 +1,8 @@
public class WriteAs.MainWindow : Gtk.ApplicationWindow {
private Gtk.TextView canvas;
private bool dark_mode = false;
construct {
construct_toolbar();
@ -31,7 +33,28 @@ public class WriteAs.MainWindow : Gtk.ApplicationWindow {
var settings = Gtk.Settings.get_default();
darkmode_button.toggled.connect(() => {
settings.gtk_application_prefer_dark_theme = darkmode_button.active;
dark_mode = darkmode_button.active;
adjust_text_style();
});
header.pack_end(darkmode_button);
}
private Gtk.CssProvider cur_styles = null;
private void adjust_text_style() {
try {
var styles = canvas.get_style_context();
if (cur_styles != null) styles.remove_provider(cur_styles);
var css = "";
if (dark_mode) {
css = "* {background: black; color: white;}";
}
cur_styles = new Gtk.CssProvider();
cur_styles.load_from_data(css);
styles.add_provider(cur_styles, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION);
} catch (Error e) {
warning(e.message);
}
}
}