[fractal/fractal-next] app: Show spinner by default instead of greeter

[Julian Sparber <jsparber src gnome org>]

commit 953466029da9c6a895eca8e974039f4ab042da0f
Author: Kévin Commaille <zecakeh tedomum fr>
Date:   Tue Feb 15 11:01:26 2022 +0100

    app: Show spinner by default instead of greeter

 data/resources/ui/session.ui | 30 +-----------------------------
 data/resources/ui/window.ui  | 30 +++++++++++++++++++++++++++++-
 src/session/mod.rs           | 10 +++++++++-
 src/window.rs                | 22 ++++++++++++++++------
 4 files changed, 55 insertions(+), 37 deletions(-)
---
diff --git a/data/resources/ui/session.ui b/data/resources/ui/session.ui
index ca7d10a51..f7969d3ef 100644
--- a/data/resources/ui/session.ui
+++ b/data/resources/ui/session.ui
@@ -4,36 +4,8 @@
     <property name="focusable">true</property>
     <property name="child">
       <object class="GtkStack" id="stack">
-        <property name="visible-child">loading</property>
+        <property name="visible-child">content</property>
         <property name="transition-type">crossfade</property>
-        <child>
-          <object class="GtkWindowHandle" id="loading">
-            <property name="child">
-              <object class="GtkBox">
-                <property name="orientation">vertical</property>
-                <child>
-                  <object class="GtkHeaderBar">
-                    <property name="show-title-buttons">True</property>
-                    <style>
-                      <class name="flat"/>
-                    </style>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkSpinner">
-                    <property name="spinning">True</property>
-                    <property name="valign">center</property>
-                    <property name="halign">center</property>
-                    <property name="vexpand">True</property>
-                    <style>
-                      <class name="session-loading-spinner"/>
-                    </style>
-                  </object>
-                </child>
-              </object>
-            </property>
-          </object>
-        </child>
         <child>
           <object class="AdwLeaflet" id="content">
             <property name="fold-threshold-policy">minimum</property>
diff --git a/data/resources/ui/window.ui b/data/resources/ui/window.ui
index c0cab8f4d..372ffccda 100644
--- a/data/resources/ui/window.ui
+++ b/data/resources/ui/window.ui
@@ -16,8 +16,36 @@
         </child>
         <child>
           <object class="GtkStack" id="main_stack">
-            <property name="visible-child">greeter</property>
+            <property name="visible-child">loading</property>
             <property name="transition-type">crossfade</property>
+            <child>
+              <object class="GtkWindowHandle" id="loading">
+                <property name="child">
+                  <object class="GtkBox">
+                    <property name="orientation">vertical</property>
+                    <child>
+                      <object class="GtkHeaderBar">
+                        <property name="show-title-buttons">True</property>
+                        <style>
+                          <class name="flat"/>
+                        </style>
+                      </object>
+                    </child>
+                    <child>
+                      <object class="GtkSpinner">
+                        <property name="spinning">True</property>
+                        <property name="valign">center</property>
+                        <property name="halign">center</property>
+                        <property name="vexpand">True</property>
+                        <style>
+                          <class name="session-loading-spinner"/>
+                        </style>
+                      </object>
+                    </child>
+                  </object>
+                </property>
+              </object>
+            </child>
             <child>
               <object class="Greeter" id="greeter"/>
             </child>
diff --git a/src/session/mod.rs b/src/session/mod.rs
index 915b64c80..e9b1505cd 100644
--- a/src/session/mod.rs
+++ b/src/session/mod.rs
@@ -492,6 +492,9 @@ impl Session {
         let widget = SessionVerification::new(self);
         stack.add_named(&widget, Some("session-verification"));
         stack.set_visible_child(&widget);
+        if let Some(window) = self.parent_window() {
+            window.switch_to_sessions_page();
+        }
     }
 
     fn mark_ready(&self) {
@@ -529,6 +532,9 @@ impl Session {
                     let handle = spawn_tokio!(async move { client.bootstrap_cross_signing(None).await });
                     if handle.await.is_ok() {
                         priv_.stack.set_visible_child(&*priv_.content);
+                        if let Some(window) = obj.parent_window() {
+                            window.switch_to_sessions_page();
+                        }
                         return;
                     }
                 }
@@ -737,10 +743,12 @@ impl Session {
     /// Show the content of the session
     pub fn show_content(&self) {
         let priv_ = self.imp();
-
         // FIXME: we should actually check if we have now the keys
         priv_.stack.set_visible_child(&*priv_.content);
         priv_.logout_on_dispose.set(false);
+        if let Some(window) = self.parent_window() {
+            window.switch_to_sessions_page();
+        }
 
         if let Some(session_verificiation) = priv_.stack.child_by_name("session-verification") {
             priv_.stack.remove(&session_verificiation);
diff --git a/src/window.rs b/src/window.rs
index b74ac6f07..fcdddfa15 100644
--- a/src/window.rs
+++ b/src/window.rs
@@ -22,6 +22,8 @@ mod imp {
         #[template_child]
         pub main_stack: TemplateChild<gtk::Stack>,
         #[template_child]
+        pub loading: TemplateChild<gtk::WindowHandle>,
+        #[template_child]
         pub greeter: TemplateChild<Greeter>,
         #[template_child]
         pub login: TemplateChild<Login>,
@@ -88,7 +90,7 @@ mod imp {
             self.login
                 .connect_new_session(clone!(@weak obj => move |_login, session| {
                     obj.add_session(&session);
-                    obj.switch_to_sessions_page();
+                    obj.switch_to_loading_page();
                 }));
 
             self.main_stack.connect_visible_child_notify(
@@ -171,11 +173,14 @@ impl Window {
     fn restore_sessions(&self) {
         match secret::restore_sessions() {
             Ok(sessions) => {
-                for stored_session in sessions {
-                    let session = Session::new();
-                    session.login_with_previous_session(stored_session);
-                    self.add_session(&session);
-                    self.switch_to_sessions_page();
+                if sessions.is_empty() {
+                    self.switch_to_greeter_page(false);
+                } else {
+                    for stored_session in sessions {
+                        let session = Session::new();
+                        session.login_with_previous_session(stored_session);
+                        self.add_session(&session);
+                    }
                 }
             }
             Err(error) => {
@@ -234,6 +239,11 @@ impl Window {
         }
     }
 
+    pub fn switch_to_loading_page(&self) {
+        let priv_ = self.imp();
+        priv_.main_stack.set_visible_child(&*priv_.loading);
+    }
+
     pub fn switch_to_sessions_page(&self) {
         let priv_ = self.imp();
         priv_.main_stack.set_visible_child(&priv_.sessions.get());