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authorJörg Frings-Fürst <debian@jff-webhosting.net>2018-05-01 14:34:32 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2018-05-01 14:34:32 +0200
commit49120f48474fc8fdc2448c75d961bc238213cfac (patch)
tree05bcdb95d65a807cf0f1ffffd066c09074b5cf56 /src/dialogs/SetBackgroundSlideshow.vala
parent2492891f112caac6076ce49721d9d5d78a152c3a (diff)
New upstream version 0.28.2upstream/0.28.2
Diffstat (limited to 'src/dialogs/SetBackgroundSlideshow.vala')
-rw-r--r--src/dialogs/SetBackgroundSlideshow.vala78
1 files changed, 78 insertions, 0 deletions
diff --git a/src/dialogs/SetBackgroundSlideshow.vala b/src/dialogs/SetBackgroundSlideshow.vala
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+++ b/src/dialogs/SetBackgroundSlideshow.vala
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+/* Copyright 2016 Software Freedom Conservancy Inc.
+ * Copyright 2017 Jens Georg <mail@jensge.org>
+ *
+ * This software is licensed under the GNU LGPL (version 2.1 or later).
+ * See the COPYING file in this distribution.
+ */
+
+[GtkTemplate (ui = "/org/gnome/Shotwell/ui/set_background_slideshow_dialog.ui")]
+public class SetBackgroundSlideshowDialog : Gtk.Dialog {
+ [GtkChild]
+ private Gtk.CheckButton desktop_background_checkbox;
+ [GtkChild]
+ private Gtk.CheckButton screensaver_checkbox;
+ [GtkChild]
+ private Gtk.Scale delay_scale;
+ [GtkChild]
+ private Gtk.Label delay_value_label;
+
+ private int delay_value = 0;
+
+ public SetBackgroundSlideshowDialog() {
+ Object(use_header_bar: Resources.use_header_bar());
+ this.set_transient_for (AppWindow.get_instance());
+ }
+
+ public override void constructed () {
+ on_delay_scale_value_changed ();
+ }
+
+ [GtkCallback]
+ private void on_checkbox_clicked() {
+ set_response_sensitive (Gtk.ResponseType.OK,
+ desktop_background_checkbox.active ||
+ screensaver_checkbox.active);
+ }
+
+ [GtkCallback]
+ private void on_delay_scale_value_changed() {
+ double value = delay_scale.adjustment.value;
+
+ // f(x)=x^5 allows to have fine-grained values (seconds) to the left
+ // and very coarse-grained values (hours) to the right of the slider.
+ // We limit maximum value to 1 day and minimum to 5 seconds.
+ delay_value = (int) (Math.pow(value, 5) / Math.pow(90, 5) * 60 * 60 * 24 + 5);
+
+ // convert to text and remove fractions from values > 1 minute
+ string text;
+ if (delay_value < 60) {
+ text = ngettext("%d second", "%d seconds", delay_value).printf(delay_value);
+ } else if (delay_value < 60 * 60) {
+ int minutes = delay_value / 60;
+ text = ngettext("%d minute", "%d minutes", minutes).printf(minutes);
+ delay_value = minutes * 60;
+ } else if (delay_value < 60 * 60 * 24) {
+ int hours = delay_value / (60 * 60);
+ text = ngettext("%d hour", "%d hours", hours).printf(hours);
+ delay_value = hours * (60 * 60);
+ } else {
+ text = _("1 day");
+ delay_value = 60 * 60 * 24;
+ }
+
+ delay_value_label.label = text;
+ }
+
+ public bool execute(out int delay_value, out bool desktop_background, out bool screensaver) {
+ this.show_all();
+ var result = this.run() == Gtk.ResponseType.OK;
+ this.hide ();
+
+ delay_value = this.delay_value;
+ desktop_background = desktop_background_checkbox.active;
+ screensaver = screensaver_checkbox.active;
+
+ this.destroy();
+ return result;
+ }
+}