Add image container to draw background, more adjustment to design

.gitattributes

@@ -0,0 +1 @@
+*.png filter=lfs diff=lfs merge=lfs -text

res/background.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d5b3b5384bc5ad9c9f733507db02097b4fbcc017fffac565775ba3d7eb77577c
+size 4468456

src/image_container.rs

@@ -0,0 +1,150 @@
+use cosmic::iced::widget::{image::Handle, Container};
+use cosmic::iced_core::event::{self, Event};
+use cosmic::iced_core::layout;
+use cosmic::iced_core::mouse;
+use cosmic::iced_core::overlay;
+use cosmic::iced_core::renderer;
+use cosmic::iced_core::widget::{Operation, Tree};
+use cosmic::iced_core::{Clipboard, Element, Layout, Length, Rectangle, Shell, Widget};
+use cosmic::iced_renderer::core::widget::OperationOutputWrapper;
+
+pub use cosmic::iced_style::container::{Appearance, StyleSheet};
+
+pub struct ImageContainer<'a, Message, Renderer>
+where
+    Renderer: cosmic::iced_core::Renderer + cosmic::iced_core::image::Renderer<Handle = Handle>,
+    Renderer::Theme: StyleSheet,
+{
+    container: Container<'a, Message, Renderer>,
+    image_opt: Option<Handle>,
+}
+
+impl<'a, Message, Renderer> ImageContainer<'a, Message, Renderer>
+where
+    Renderer: cosmic::iced_core::Renderer + cosmic::iced_core::image::Renderer<Handle = Handle>,
+    Renderer::Theme: StyleSheet,
+{
+    pub fn new(container: Container<'a, Message, Renderer>) -> Self {
+        Self {
+            container,
+            image_opt: None,
+        }
+    }
+
+    pub fn image(mut self, image: Handle) -> Self {
+        self.image_opt = Some(image);
+        self
+    }
+}
+
+impl<'a, Message, Renderer> Widget<Message, Renderer> for ImageContainer<'a, Message, Renderer>
+where
+    Renderer: cosmic::iced_core::Renderer + cosmic::iced_core::image::Renderer<Handle = Handle>,
+    Renderer::Theme: StyleSheet,
+{
+    fn children(&self) -> Vec<Tree> {
+        self.container.children()
+    }
+
+    fn diff(&mut self, tree: &mut Tree) {
+        self.container.diff(tree)
+    }
+
+    fn width(&self) -> Length {
+        Widget::width(&self.container)
+    }
+
+    fn height(&self) -> Length {
+        Widget::height(&self.container)
+    }
+
+    fn layout(&self, renderer: &Renderer, limits: &layout::Limits) -> layout::Node {
+        self.container.layout(renderer, limits)
+    }
+
+    fn operate(
+        &self,
+        tree: &mut Tree,
+        layout: Layout<'_>,
+        renderer: &Renderer,
+        operation: &mut dyn Operation<OperationOutputWrapper<Message>>,
+    ) {
+        self.container.operate(tree, layout, renderer, operation)
+    }
+
+    fn on_event(
+        &mut self,
+        tree: &mut Tree,
+        event: Event,
+        layout: Layout<'_>,
+        cursor: mouse::Cursor,
+        renderer: &Renderer,
+        clipboard: &mut dyn Clipboard,
+        shell: &mut Shell<'_, Message>,
+        viewport: &Rectangle,
+    ) -> event::Status {
+        self.container.on_event(
+            tree, event, layout, cursor, renderer, clipboard, shell, viewport,
+        )
+    }
+
+    fn mouse_interaction(
+        &self,
+        tree: &Tree,
+        layout: Layout<'_>,
+        cursor: mouse::Cursor,
+        viewport: &Rectangle,
+        renderer: &Renderer,
+    ) -> mouse::Interaction {
+        self.container
+            .mouse_interaction(tree, layout, cursor, viewport, renderer)
+    }
+
+    fn draw(
+        &self,
+        tree: &Tree,
+        renderer: &mut Renderer,
+        theme: &Renderer::Theme,
+        renderer_style: &renderer::Style,
+        layout: Layout<'_>,
+        cursor: mouse::Cursor,
+        viewport: &Rectangle,
+    ) {
+        match &self.image_opt {
+            Some(image) => renderer.draw(image.clone(), layout.bounds()),
+            None => {}
+        }
+
+        self.container.draw(
+            tree,
+            renderer,
+            theme,
+            renderer_style,
+            layout,
+            cursor,
+            viewport,
+        )
+    }
+
+    fn overlay<'b>(
+        &'b mut self,
+        tree: &'b mut Tree,
+        layout: Layout<'_>,
+        renderer: &Renderer,
+    ) -> Option<overlay::Element<'b, Message, Renderer>> {
+        self.container.overlay(tree, layout, renderer)
+    }
+}
+
+impl<'a, Message, Renderer> From<ImageContainer<'a, Message, Renderer>>
+    for Element<'a, Message, Renderer>
+where
+    Message: 'a,
+    Renderer:
+        'a + cosmic::iced_core::Renderer + cosmic::iced_core::image::Renderer<Handle = Handle>,
+    Renderer::Theme: StyleSheet,
+{
+    fn from(container: ImageContainer<'a, Message, Renderer>) -> Element<'a, Message, Renderer> {
+        Element::new(container)
+    }
+}

src/locker.rs

@@ -45,9 +45,13 @@ pub fn main(current_user: pwd::Passwd) -> Result<(), Box<dyn std::error::Error>>
         None
     };
 
+    //TODO: use background config
+    let background = widget::image::Handle::from_memory(include_bytes!("../res/background.png"));
+
     let flags = Flags {
         current_user,
         icon_opt,
+        background,
     };
 
     let settings = Settings::default()
@@ -141,6 +145,7 @@ impl pam_client::ConversationHandler for Conversation {
 pub struct Flags {
     current_user: pwd::Passwd,
     icon_opt: Option<widget::image::Handle>,
+    background: widget::image::Handle,
 }
 
 /// Messages that are used specifically by our [`App`].
@@ -223,6 +228,12 @@ impl cosmic::Application for App {
                 OutputEvent::Created(_output_info_opt) => {
                     log::info!("output {}: created", output.id());
 
+                    //TODO: COVER ALL OUTPUTS AFTER FIXING FOCUS BUG
+                    if !self.surface_ids.is_empty() {
+                        log::error!("COVER ALL OUTPUTS AFTER FIXING FOCUS BUG");
+                        return Command::none();
+                    }
+
                     let surface_id = self.next_surface_id;
                     self.next_surface_id.0 += 1;
 
@@ -446,6 +457,7 @@ impl cosmic::Application for App {
                 .width(Length::Fill)
         };
 
+        crate::image_container::ImageContainer::new(
             widget::container(
                 widget::cosmic_container::container(
                     iced::widget::row![left_element, right_element]
@@ -471,11 +483,9 @@ impl cosmic::Application for App {
             .height(Length::Fill)
             .align_x(alignment::Horizontal::Center)
             .align_y(alignment::Vertical::Top)
-        .style(cosmic::theme::Container::Custom(Box::new(|_| {
-            let mut appearance = widget::container::Appearance::default();
-            appearance.background = Some(iced::Background::Color(iced::Color::BLACK));
-            appearance
-        })))
+            .style(cosmic::theme::Container::Transparent),
+        )
+        .image(self.flags.background.clone())
         .into()
     }
 

src/main.rs

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 
 mod greeter;
+mod image_container;
 mod locker;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {