gtk: start a custom Console widget

qemu-gtk4/data/resources.gresource.xml

@@ -2,6 +2,7 @@
 <gresources>
   <gresource prefix="/org/qemu/gtk4/">
     <file compressed="true" preprocess="xml-stripblanks" alias="shortcuts.ui">resources/ui/shortcuts.ui</file>
+    <file compressed="true" preprocess="xml-stripblanks" alias="console.ui">resources/ui/console.ui</file>
     <file compressed="true" preprocess="xml-stripblanks" alias="window.ui">resources/ui/window.ui</file>
 
     <file compressed="true" alias="style.css">resources/style.css</file>

qemu-gtk4/data/resources/ui/console.ui

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="QemuConsole" parent="GtkWidget">
+    <property name="layout-manager">
+      <object class="GtkBinLayout"/>
+    </property>
+    <child>
+      <object class="GtkNotebook">
+        <child>
+          <object class="GtkGLArea" id="glarea"/>
+        </child>
+        <child type="tab">
+          <object class="GtkLabel" id="notebook-tab">
+            <property name="label">Console</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkLabel" id="label">
+            <property name="label" translatable="yes">Hello world2!</property>
+          </object>
+        </child>
+        <child type="tab">
+          <object class="GtkLabel" id="notebook-tab2">
+            <property name="label">Tab2</property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

qemu-gtk4/data/resources/ui/window.ui

@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <interface>
   <menu id="primary_menu">
     <section>
@@ -29,11 +30,7 @@
       </object>
     </child>
     <child>
-      <object class="GtkLabel" id="label">
-        <property name="label" translatable="yes">Hello world!</property>
-        <style>
-          <class name="title-header"/>
-        </style>
+      <object class="QemuConsole" id="console">
       </object>
     </child>
   </template>

qemu-gtk4/po/POTFILES.in

@@ -1,4 +1,5 @@
 data/resources/ui/shortcuts.ui
+data/resources/ui/console.ui.in
 data/resources/ui/window.ui.in
 data/org.qemu.gtk4.desktop.in.in
 data/org.qemu.gtk4.gschema.xml.in

qemu-gtk4/src/console.rs

@@ -0,0 +1,67 @@
+use glib::subclass::prelude::*;
+use gtk::prelude::*;
+use gtk::subclass::widget::WidgetImplExt;
+use gtk::{gio, glib, CompositeTemplate};
+
+mod imp {
+    use super::*;
+    use glib::subclass;
+    use gtk::subclass::prelude::*;
+
+    #[derive(Debug, CompositeTemplate)]
+    #[template(resource = "/org/qemu/gtk4/console.ui")]
+    pub struct QemuConsole {
+        #[template_child]
+        pub label: TemplateChild<gtk::Label>,
+    }
+
+    impl ObjectSubclass for QemuConsole {
+        const NAME: &'static str = "QemuConsole";
+        type Type = super::QemuConsole;
+        type ParentType = gtk::Widget;
+        type Interfaces = ();
+        type Instance = subclass::simple::InstanceStruct<Self>;
+        type Class = subclass::simple::ClassStruct<Self>;
+
+        glib::object_subclass!();
+
+        fn new() -> Self {
+            Self {
+                label: TemplateChild::default(),
+            }
+        }
+
+        fn class_init(klass: &mut Self::Class) {
+            Self::bind_template(klass);
+        }
+
+        fn instance_init(obj: &glib::subclass::InitializingObject<Self::Type>) {
+            obj.init_template();
+        }
+    }
+
+    impl ObjectImpl for QemuConsole {
+        fn constructed(&self, obj: &Self::Type) {
+            self.parent_constructed(obj);
+        }
+
+        // Needed for direct subclasses of GtkWidget;
+        // Here you need to unparent all direct children
+        // of your template.
+        fn dispose(&self, obj: &Self::Type) {
+            while let Some(child) = obj.get_first_child() {
+                child.unparent();
+            }
+        }
+    }
+
+    impl WidgetImpl for QemuConsole {
+        fn size_allocate(&self, widget: &Self::Type, width: i32, height: i32, baseline: i32) {
+            self.parent_size_allocate(widget, width, height, baseline);
+        }
+    }
+}
+
+glib::wrapper! {
+    pub struct QemuConsole(ObjectSubclass<imp::QemuConsole>) @extends gtk::Widget;
+}

qemu-gtk4/src/main.rs

@@ -4,6 +4,7 @@ mod application;
 #[rustfmt::skip]
 mod config;
 mod window;
+mod console;
 
 use application::QemuApplication;
 use config::{GETTEXT_PACKAGE, LOCALEDIR, RESOURCES_FILE};

qemu-gtk4/src/window.rs

@@ -1,4 +1,5 @@
 use crate::application::QemuApplication;
+use crate::console::QemuConsole;
 use crate::config::{APP_ID, PROFILE};
 use glib::clone;
 use glib::signal::Inhibit;
@@ -7,7 +8,7 @@ use gtk::{self, prelude::*};
 use gtk::{gio, glib, CompositeTemplate};
 use log::warn;
 
-use qemu_display_listener::Console;
+use qemu_display_listener::{Console as ConsoleListener, Event};
 
 mod imp {
     use super::*;
@@ -19,7 +20,11 @@ mod imp {
         #[template_child]
         pub headerbar: TemplateChild<gtk::HeaderBar>,
         #[template_child]
-        pub label: TemplateChild<gtk::Label>,
+        pub console: TemplateChild<QemuConsole>,
+        // #[template_child]
+        // pub glarea: TemplateChild<gtk::GLArea>,
+        // #[template_child]
+        // pub label: TemplateChild<gtk::Label>,
         pub settings: gio::Settings,
     }
 
@@ -36,7 +41,9 @@ mod imp {
         fn new() -> Self {
             Self {
                 headerbar: TemplateChild::default(),
-                label: TemplateChild::default(),
+                console: TemplateChild::default(),
+                // label: TemplateChild::default(),
+                // glarea: TemplateChild::default(),
                 settings: gio::Settings::new(APP_ID),
             }
         }
@@ -89,10 +96,16 @@ glib::wrapper! {
 }
 
 impl QemuApplicationWindow {
-    pub fn new(app: &QemuApplication, console: Console) -> Self {
+    pub fn new(app: &QemuApplication, console: ConsoleListener) -> Self {
         let window: Self = glib::Object::new(&[]).expect("Failed to create QemuApplicationWindow");
         window.set_application(Some(app));
 
+        let win = &imp::QemuApplicationWindow::from_instance(&window);
+        // win.glarea.connect_render(clone!(@weak window as win => move |area, ctxt| {
+        //     dbg!("render");
+        //     Inhibit(false)
+        // }));
+
         // Set icons for shell
         gtk::Window::set_default_icon_name(APP_ID);
 
@@ -102,8 +115,14 @@ impl QemuApplicationWindow {
         rx.attach(
             None,
             clone!(@weak window as win => move |t| {
-                let label = &imp::QemuApplicationWindow::from_instance(&win).label;
-                label.set_text(&format!("{:?}", t));
+                let win = &imp::QemuApplicationWindow::from_instance(&win);
+                match t {
+                    Event::Scanout { .. } => {
+                        // win.label.set_text(&format!("{:?}", t));
+                        // win.glarea.queue_render();
+                    }
+                    _ => ()
+                }
                 Continue(true)
             }),
         );