gex: rename gnome-44, add gnome-45

desktop-extensions/gnome-44/src/modules/sliders/charge.ts

@@ -0,0 +1,60 @@
+import { Power } from "../dbus/power";
+import { addQuickSettingsItems } from "../helpers";
+
+declare const imports: any;
+
+const { GObject } = imports.gi;
+const ExtensionUtils = imports.misc.extensionUtils;
+const QuickSettings = imports.ui.quickSettings;
+
+export const SliderChargeLevel = GObject.registerClass(
+    class SliderChargeLevel extends QuickSettings.QuickSlider {
+        private _dbus_power: Power;
+
+        constructor(dbus_power: Power) {
+            super({
+                iconName: "selection-mode-symbolic",
+            });
+            this._dbus_power = dbus_power;
+
+            this._sliderChangedId = this.slider.connect("drag-end",
+                this._onSliderChanged.bind(this));
+
+            // Binding the slider to a GSettings key
+            this._settings = ExtensionUtils.getSettings();
+
+            this._settings.connect("changed::charge-level",
+                this._onSettingsChanged.bind(this));
+
+            // Set an accessible name for the slider
+            this.slider.accessible_name = "Charge level";
+
+            this._sync();
+            this._onSettingsChanged();
+
+            addQuickSettingsItems([this], 2);
+        }
+
+        _onSettingsChanged() {
+            // Prevent the slider from emitting a change signal while being updated
+            this.slider.block_signal_handler(this._sliderChangedId);
+            this.slider.value = this._settings.get_uint("charge-level") / 100.0;
+            this.slider.unblock_signal_handler(this._sliderChangedId);
+        }
+
+        _onSliderChanged() {
+            // Assuming our GSettings holds values between 0..100, adjust for the
+            // slider taking values between 0..1
+            const percent = Math.floor(this.slider.value * 100);
+            const stored = Math.floor(this._settings.get_uint("charge-level") / 100.0);
+            if (this.slider.value !== stored)
+                this._dbus_power.setChargingLimit(percent);
+            this._settings.set_uint("charge-level", percent);
+        }
+
+        _sync() {
+            const value = this._dbus_power.getChargingLimit();
+            if (this.slider.value !== value / 100)
+                this._settings.set_uint("charge-level", value);
+        }
+    });