edit: Add Cancel button

src/widgets/edit_window.rs

@@ -21,12 +21,11 @@ use adw::prelude::*;
 use adw::subclass::prelude::*;
 
 use super::edit::LpEditCrop;
-use super::LpImage;
+use super::{LpImage, LpWindow};
 use crate::deps::*;
-mod imp {
 
+mod imp {
     use super::*;
-    use crate::widgets::LpImage;
 
     #[derive(Debug, Default, gtk::CompositeTemplate, glib::Properties)]
     #[properties(wrapper_type = super::LpEditWindow)]
@@ -34,7 +33,11 @@ mod imp {
     pub struct LpEditWindow {
         #[template_child]
         toolbar_view: TemplateChild<adw::ToolbarView>,
+        #[template_child]
+        cancel: TemplateChild<gtk::Button>,
 
+        #[property(get, construct_only)]
+        window: OnceCell<LpWindow>,
         #[property(get, construct_only)]
         original_image: OnceCell<LpImage>,
     }
@@ -63,6 +66,14 @@ mod imp {
 
             self.toolbar_view
                 .set_content(Some(&LpEditCrop::new(obj.original_image())));
+
+            self.cancel.connect_clicked(glib::clone!(
+                #[weak]
+                obj,
+                move |_| {
+                    obj.window().show_image();
+                }
+            ));
         }
     }
 
@@ -76,8 +87,9 @@ glib::wrapper! {
 }
 
 impl LpEditWindow {
-    pub fn new(image: LpImage) -> Self {
+    pub fn new(window: LpWindow, image: LpImage) -> Self {
         glib::Object::builder()
+            .property("window", window)
             .property("original_image", image)
             .build()
     }

src/widgets/edit_window.ui

@@ -3,8 +3,18 @@
   <template class="LpEditWindow" parent="AdwBin">
     <property name="child">
       <object class="AdwToolbarView" id="toolbar_view">
+        <property name="top-bar-style">raised</property>
         <child type="top">
-          <object class="AdwHeaderBar"></object>
+          <object class="AdwHeaderBar">
+            <property name="show-title">false</property>
+            <property name="show-start-title-buttons">false</property>
+            <property name="show-start-title-buttons">false</property>
+            <child type="start">
+              <object class="GtkButton" id="cancel">
+                <property name="label" translatable="true">Cancel</property>
+              </object>
+            </child>
+          </object>
         </child>
       </object>
     </property>

src/widgets/window.rs

@@ -189,11 +189,17 @@ impl LpWindow {
         about.present(Some(self));
     }
 
+    pub fn show_image(&self) {
+        self.imp()
+            .stack
+            .set_visible_child(&*self.imp().image_window);
+    }
+
     pub fn show_edit(&self) {
         if let Some(image) = self.image_view().current_image() {
             let edit_child = &*self.imp().edit_window_child;
 
-            edit_child.set_child(Some(&LpEditWindow::new(image)));
+            edit_child.set_child(Some(&LpEditWindow::new(self.clone(), image)));
             self.imp().stack.set_visible_child(edit_child);
         } else {
             log::error!("Can't open image editor since no current image exists");