feat(ags4): implement lockscreen

modules/ags/gtk4/widgets/astalify/controller.ts

@@ -0,0 +1,120 @@
+import { Gdk, Gtk } from 'astal/gtk4';
+
+export interface EventController<Self extends Gtk.Widget> {
+    onFocusEnter?: (self: Self) => void
+    onFocusLeave?: (self: Self) => void
+
+    onKeyPressed?: (self: Self, keyval: number, keycode: number, state: Gdk.ModifierType) => void
+    onKeyReleased?: (self: Self, keyval: number, keycode: number, state: Gdk.ModifierType) => void
+    onKeyModifier?: (self: Self, state: Gdk.ModifierType) => void
+
+    onLegacy?: (self: Self, event: Gdk.Event) => void
+    onButtonPressed?: (self: Self, state: Gdk.ButtonEvent) => void
+    onButtonReleased?: (self: Self, state: Gdk.ButtonEvent) => void
+
+    onHoverEnter?: (self: Self, x: number, y: number) => void
+    onHoverLeave?: (self: Self) => void
+    onMotion?: (self: Self, x: number, y: number) => void
+
+    onScroll?: (self: Self, dx: number, dy: number) => void
+    onScrollDecelerate?: (self: Self, vel_x: number, vel_y: number) => void
+}
+
+
+export default <T>(widget: Gtk.Widget, {
+    onFocusEnter,
+    onFocusLeave,
+    onKeyPressed,
+    onKeyReleased,
+    onKeyModifier,
+    onLegacy,
+    onButtonPressed,
+    onButtonReleased,
+    onHoverEnter,
+    onHoverLeave,
+    onMotion,
+    onScroll,
+    onScrollDecelerate,
+    ...props
+}: EventController<Gtk.Widget> & T) => {
+    if (onFocusEnter || onFocusLeave) {
+        const focus = new Gtk.EventControllerFocus();
+
+        widget.add_controller(focus);
+
+        if (onFocusEnter) { focus.connect('focus-enter', () => onFocusEnter(widget)); }
+
+        if (onFocusLeave) { focus.connect('focus-leave', () => onFocusLeave(widget)); }
+    }
+
+    if (onKeyPressed || onKeyReleased || onKeyModifier) {
+        const key = new Gtk.EventControllerKey();
+
+        widget.add_controller(key);
+
+        if (onKeyPressed) {
+            key.connect('key-pressed', (_, val, code, state) => onKeyPressed(widget, val, code, state));
+        }
+
+        if (onKeyReleased) {
+            key.connect('key-released', (_, val, code, state) =>
+                onKeyReleased(widget, val, code, state));
+        }
+
+        if (onKeyModifier) {
+            key.connect('modifiers', (_, state) => onKeyModifier(widget, state));
+        }
+    }
+
+    if (onLegacy || onButtonPressed || onButtonReleased) {
+        const legacy = new Gtk.EventControllerLegacy();
+
+        widget.add_controller(legacy);
+
+        legacy.connect('event', (_, event) => {
+            if (event.get_event_type() === Gdk.EventType.BUTTON_PRESS) {
+                onButtonPressed?.(widget, event as Gdk.ButtonEvent);
+            }
+
+            if (event.get_event_type() === Gdk.EventType.BUTTON_RELEASE) {
+                onButtonReleased?.(widget, event as Gdk.ButtonEvent);
+            }
+
+            onLegacy?.(widget, event);
+        });
+    }
+
+    if (onMotion || onHoverEnter || onHoverLeave) {
+        const hover = new Gtk.EventControllerMotion();
+
+        widget.add_controller(hover);
+
+        if (onHoverEnter) {
+            hover.connect('enter', (_, x, y) => onHoverEnter(widget, x, y));
+        }
+
+        if (onHoverLeave) {
+            hover.connect('leave', () => onHoverLeave(widget));
+        }
+
+        if (onMotion) {
+            hover.connect('motion', (_, x, y) => onMotion(widget, x, y));
+        }
+    }
+
+    if (onScroll || onScrollDecelerate) {
+        const scroll = new Gtk.EventControllerScroll();
+
+        widget.add_controller(scroll);
+
+        if (onScroll) {
+            scroll.connect('scroll', (_, x, y) => onScroll(widget, x, y));
+        }
+
+        if (onScrollDecelerate) {
+            scroll.connect('decelerate', (_, x, y) => onScrollDecelerate(widget, x, y));
+        }
+    }
+
+    return props;
+};