feat: support events transparent (#92)

iced_examples/counter_muti/src/main.rs

@@ -181,6 +181,7 @@ impl MultiApplication for Counter {
                     margin: None,
                     keyboard_interactivity: KeyboardInteractivity::Exclusive,
                     use_last_output: false,
+                    ..Default::default()
                 },
                 info: WindowInfo::Left,
             }),
@@ -193,6 +194,7 @@ impl MultiApplication for Counter {
                     margin: None,
                     keyboard_interactivity: KeyboardInteractivity::Exclusive,
                     use_last_output: false,
+                    ..Default::default()
                 },
                 info: WindowInfo::Right,
             }),

iced_examples/zbus_invoked_widget/src/main.rs

@@ -54,6 +54,7 @@ impl TryInto<LaLaShellIdAction> for Message {
                         margin: Some((100, 100, 100, 100)),
                         keyboard_interactivity: KeyboardInteractivity::OnDemand,
                         use_last_output: false,
+                        ..Default::default()
                     },
                     (),
                 )),

iced_layershell/src/application.rs

@@ -161,6 +161,7 @@ where
         .with_use_display_handle(true)
         .with_option_size(settings.layer_settings.size)
         .with_layer(settings.layer_settings.layer)
+        .with_events_transparent(settings.layer_settings.events_transparent)
         .with_anchor(settings.layer_settings.anchor)
         .with_exclusize_zone(settings.layer_settings.exclusive_zone)
         .with_margin(settings.layer_settings.margin)

iced_layershell/src/multi_window.rs

@@ -189,6 +189,7 @@ where
     let ev: WindowState<A::WindowInfo> = layershellev::WindowState::new(&application.namespace())
         .with_start_mode(settings.layer_settings.start_mode)
         .with_use_display_handle(true)
+        .with_events_transparent(settings.layer_settings.events_transparent)
         .with_option_size(settings.layer_settings.size)
         .with_layer(settings.layer_settings.layer)
         .with_anchor(settings.layer_settings.anchor)

iced_layershell/src/settings.rs

@@ -83,6 +83,7 @@ pub struct LayerShellSettings {
     pub margin: (i32, i32, i32, i32),
     pub keyboard_interactivity: KeyboardInteractivity,
     pub start_mode: StartMode,
+    pub events_transparent: bool,
 }
 
 impl Default for LayerShellSettings {
@@ -94,6 +95,7 @@ impl Default for LayerShellSettings {
             size: None,
             margin: (0, 0, 0, 0),
             keyboard_interactivity: KeyboardInteractivity::OnDemand,
+            events_transparent: false,
             start_mode: StartMode::default(),
         }
     }
@@ -159,6 +161,7 @@ mod tests {
             margin: (10, 10, 10, 10),
             keyboard_interactivity: KeyboardInteractivity::None,
             start_mode: StartMode::TargetScreen("HDMI-1".to_string()),
+            events_transparent: false,
         };
 
         assert_eq!(layer_settings.anchor, Anchor::Top | Anchor::Left);

layershellev/src/events.rs

@@ -82,6 +82,7 @@ pub struct NewLayerShellSettings {
     /// will show on the same window, only when the notifications is cleared, it will change the
     /// wl_output.
     pub use_last_output: bool,
+    pub events_transparent: bool,
 }
 
 /// be used to create a new popup
@@ -105,6 +106,7 @@ impl Default for NewLayerShellSettings {
             margin: Some((0, 0, 0, 0)),
             keyboard_interactivity: KeyboardInteractivity::OnDemand,
             use_last_output: false,
+            events_transparent: false,
         }
     }
 }

layershellev/src/lib.rs

@@ -624,6 +624,7 @@ pub struct WindowState<T> {
 
     start_mode: StartMode,
     init_finished: bool,
+    events_transparent: bool,
 }
 
 impl<T> WindowState<T> {
@@ -831,6 +832,11 @@ impl<T> WindowState<T> {
         self
     }
 
+    pub fn with_events_transparent(mut self, transparent: bool) -> Self {
+        self.events_transparent = transparent;
+        self
+    }
+
     /// if the shell is a single one, only display on one screen,
     /// fi true, the layer will binding to current screen
     pub fn with_active(mut self) -> Self {
@@ -990,6 +996,7 @@ impl<T> Default for WindowState<T> {
 
             start_mode: StartMode::Active,
             init_finished: false,
+            events_transparent: false,
         }
     }
 }
@@ -1826,7 +1833,11 @@ impl<T: 'static> WindowState<T> {
         //let (init_w, init_h) = self.size;
         // this example is ok for both xdg_surface and layer_shell
         if self.is_background() {
-            self.background_surface = Some(wmcompositer.create_surface(&qh, ()));
+            let background_surface = wmcompositer.create_surface(&qh, ());
+            if self.events_transparent {
+                background_surface.set_opaque_region(None);
+            }
+            self.background_surface = Some(background_surface);
         } else if !self.is_allscreens() {
             let mut output = None;
 
@@ -1878,6 +1889,10 @@ impl<T: 'static> WindowState<T> {
                 layer.set_margin(top, right, bottom, left);
             }
 
+            if self.events_transparent {
+                wl_surface.set_opaque_region(None);
+            }
+
             wl_surface.commit();
 
             let mut fractional_scale = None;
@@ -1936,6 +1951,9 @@ impl<T: 'static> WindowState<T> {
                     layer.set_margin(top, right, bottom, left);
                 }
 
+                if self.events_transparent {
+                    wl_surface.set_opaque_region(None);
+                }
                 wl_surface.commit();
 
                 let zxdgoutput = xdg_output_manager.get_xdg_output(output_display, &qh, ());
@@ -2164,6 +2182,9 @@ impl<T: 'static> WindowState<T> {
                             layer.set_margin(top, right, bottom, left);
                         }
 
+                        if self.events_transparent {
+                            wl_surface.set_opaque_region(None);
+                        }
                         wl_surface.commit();
 
                         let zxdgoutput = xdg_output_manager.get_xdg_output(output_display, &qh, ());
@@ -2409,6 +2430,7 @@ impl<T: 'static> WindowState<T> {
                                 margin,
                                 keyboard_interactivity,
                                 use_last_output,
+                                events_transparent,
                             },
                             info,
                         )) => {
@@ -2453,6 +2475,10 @@ impl<T: 'static> WindowState<T> {
                                 layer.set_margin(top, right, bottom, left);
                             }
 
+                            if events_transparent {
+                                wl_surface.set_opaque_region(None);
+                            }
+
                             wl_surface.commit();
 
                             let mut fractional_scale = None;