Basic Rust layout (#761)

* Implement a simple 3 pane layout

* Experiment with a bit of a file structure

* Create initial sidebar imp

src/canvas/canvas.rs

@@ -0,0 +1,16 @@
+/**
+ * This file is part of Akira.
+ *
+ * Copyright (c) 2024 Alessandro Castellani
+ *
+ * Akira is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as  published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * Akira is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * Akira. If not, see <https://www.gnu.org/ licenses/>.
+ */

src/layout/mod.rs

@@ -0,0 +1,17 @@
+/**
+ * This file is part of Akira.
+ *
+ * Copyright (c) 2024 Alessandro Castellani
+ *
+ * Akira is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as  published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * Akira is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * Akira. If not, see <https://www.gnu.org/ licenses/>.
+ */
+pub mod sidebar;

src/layout/sidebar/layers.rs

@@ -0,0 +1,48 @@
+/**
+ * This file is part of Akira.
+ *
+ * Copyright (c) 2024 Alessandro Castellani
+ *
+ * Akira is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as  published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * Akira is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * Akira. If not, see <https://www.gnu.org/ licenses/>.
+ */
+use gtk::glib;
+use gtk::subclass::prelude::*;
+
+mod imp {
+    use super::*;
+
+    #[derive(Debug, Default)]
+    pub struct Layers {}
+
+    #[glib::object_subclass]
+    impl ObjectSubclass for Layers {
+        const NAME: &'static str = "Layers";
+        type Type = super::Layers;
+        type ParentType = gtk::Grid;
+    }
+
+    impl ObjectImpl for Layers {}
+    impl WidgetImpl for Layers {}
+    impl GridImpl for Layers {}
+}
+
+glib::wrapper! {
+    pub struct Layers(ObjectSubclass<imp::Layers>) @extends gtk::Widget, gtk::Grid;
+}
+
+impl Default for Layers {
+    fn default() -> Self {
+        glib::Object::builder()
+            .property("width-request", 200)
+            .build()
+    }
+}

src/layout/sidebar/mod.rs

@@ -0,0 +1,18 @@
+/**
+ * This file is part of Akira.
+ *
+ * Copyright (c) 2024 Alessandro Castellani
+ *
+ * Akira is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as  published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * Akira is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * Akira. If not, see <https://www.gnu.org/ licenses/>.
+ */
+pub mod layers;
+pub mod options;

src/layout/sidebar/options.rs

@@ -0,0 +1,48 @@
+/**
+ * This file is part of Akira.
+ *
+ * Copyright (c) 2024 Alessandro Castellani
+ *
+ * Akira is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as  published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * Akira is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * Akira. If not, see <https://www.gnu.org/ licenses/>.
+ */
+use gtk::glib;
+use gtk::subclass::prelude::*;
+
+mod imp {
+    use super::*;
+
+    #[derive(Debug, Default)]
+    pub struct Options {}
+
+    #[glib::object_subclass]
+    impl ObjectSubclass for Options {
+        const NAME: &'static str = "Options";
+        type Type = super::Options;
+        type ParentType = gtk::Grid;
+    }
+
+    impl ObjectImpl for Options {}
+    impl WidgetImpl for Options {}
+    impl GridImpl for Options {}
+}
+
+glib::wrapper! {
+    pub struct Options(ObjectSubclass<imp::Options>) @extends gtk::Widget, gtk::Grid;
+}
+
+impl Default for Options {
+    fn default() -> Self {
+        glib::Object::builder()
+            .property("width-request", 200)
+            .build()
+    }
+}

src/main.rs

@@ -16,6 +16,7 @@
  */
 mod application;
 mod config;
+mod layout;
 mod window;
 
 use config::{APP_ID, GETTEXT_PACKAGE, LOCALEDIR};

src/window.rs

@@ -20,6 +20,7 @@ use gtk::{gio, gio::Settings, glib, prelude::*, ApplicationWindow};
 use once_cell::sync::OnceCell;
 
 use crate::config::APP_ID;
+use crate::layout::sidebar::*;
 
 mod imp {
     use super::*;
@@ -44,27 +45,8 @@ mod imp {
 
             obj.setup_settings();
             obj.load_window_size();
-
-            let mode_switch = granite::ModeSwitch::builder()
-                .primary_icon_name("display-brightness-symbolic")
-                .secondary_icon_name("weather-clear-night-symbolic")
-                .primary_icon_tooltip_text(gettext("Light Background"))
-                .secondary_icon_tooltip_text(gettext("Dark Background"))
-                .valign(gtk::Align::Center)
-                .build();
-
-            let gtk_settings = gtk::Settings::default().expect("Unable to get GtkSettings object");
-            mode_switch
-                .bind_property("active", &gtk_settings, "gtk-application-prefer-dark-theme")
-                .bidirectional()
-                .build();
-
-            let header_bar = gtk::HeaderBar::builder().show_title_buttons(true).build();
-
-            header_bar.style_context().add_class("default-decoration");
-            header_bar.pack_end(&mode_switch);
-
-            obj.set_titlebar(Some(&header_bar));
+            obj.build_headerbar();
+            obj.build_body();
         }
     }
 
@@ -132,6 +114,60 @@ impl AppWindow {
             self.maximize();
         }
     }
+
+    fn build_headerbar(&self) {
+        let mode_switch = granite::ModeSwitch::builder()
+            .primary_icon_name("display-brightness-symbolic")
+            .secondary_icon_name("weather-clear-night-symbolic")
+            .primary_icon_tooltip_text(gettext("Light Background"))
+            .secondary_icon_tooltip_text(gettext("Dark Background"))
+            .valign(gtk::Align::Center)
+            .build();
+
+        let gtk_settings = gtk::Settings::default().expect("Unable to get GtkSettings object");
+        mode_switch
+            .bind_property("active", &gtk_settings, "gtk-application-prefer-dark-theme")
+            .bidirectional()
+            .build();
+
+        let header_bar = gtk::HeaderBar::builder().show_title_buttons(true).build();
+
+        header_bar.add_css_class("default-decoration");
+        header_bar.pack_end(&mode_switch);
+
+        self.set_titlebar(Some(&header_bar));
+    }
+
+    fn build_body(&self) {
+        let main_area = gtk::Grid::builder()
+            .orientation(gtk::Orientation::Vertical)
+            .build();
+        let options = options::Options::default();
+        let layers = layers::Layers::default();
+
+        let pane1 = gtk::Paned::builder()
+            .orientation(gtk::Orientation::Horizontal)
+            .resize_start_child(false)
+            .resize_end_child(true)
+            .shrink_start_child(false)
+            .shrink_end_child(false)
+            .build();
+        let pane2 = gtk::Paned::builder()
+            .orientation(gtk::Orientation::Horizontal)
+            .resize_start_child(true)
+            .resize_end_child(false)
+            .shrink_start_child(true)
+            .shrink_end_child(false)
+            .build();
+
+        pane1.set_end_child(Some(&pane2));
+        pane1.set_start_child(Some(&options));
+
+        pane2.set_start_child(Some(&main_area));
+        pane2.set_end_child(Some(&layers));
+
+        self.set_child(Some(&pane1));
+    }
 }
 
 #[cfg(test)]