Aircraft Center: tabs for installed aircrafts. Buttons to switch aircraft.

Nasal/canvas/gui/dialogs/AircraftCenter.nas

@@ -1,49 +1,77 @@
 var AircraftCenter = {
-  show: func
+  new: func
   {
-    var dlg = canvas.Window.new([600,500], "dialog")
+    var m = {
+      parents: [AircraftCenter],
+      _dlg: canvas.Window.new([600,500], "dialog")
                          .set("title", "Aircraft Center")
-                           .set("resize", 1);
-    dlg.getCanvas(1)
+                         .set("resize", 1),
+      _active_button: nil
+    };
+
+    m._dlg.getCanvas(1)
           .set("background", canvas.style.getColor("bg_color"));
-    var root = dlg.getCanvas().createGroup();
+    m._root = m._dlg.getCanvas().createGroup();
 
     var vbox = VBoxLayout.new();
-    dlg.setLayout(vbox);
+    m._dlg.setLayout(vbox);
 
-    var packages = pkg.root.search({
-      'rating-FDM': 2,
-      'rating-cockpit': 2,
-      'rating-model': 2,
-      'rating-systems': 1
-    });
+    m._tab_bar = HBoxLayout.new();
+    vbox.addItem(m._tab_bar);
 
-    var info_text =
-      "Install/remove aircraft (Showing " ~ size(packages) ~ " aircraft)";
+    m._tab_bar.addStretch(1);
+    m._tab_bar.addStretch(1);
 
-    vbox.addItem(
-      gui.widgets.Label.new(root, style, {wordWrap: 1})
-                       .setText(info_text)
-    );
-
-    var scroll = gui.widgets.ScrollArea.new(root, style, {size: [96, 128]})
+    var scroll = gui.widgets.ScrollArea.new(m._root, style, {size: [96, 128]})
                                        .move(20, 100);
     vbox.addItem(scroll, 1);
 
-    var content = scroll.getContent()
+    m._scroll_content =
+      scroll.getContent()
             .set("font", "LiberationFonts/LiberationSans-Bold.ttf")
             .set("character-size", 16)
             .set("alignment", "left-center");
 
-    var list = VBoxLayout.new();
-    scroll.setLayout(list);
+    m._list = VBoxLayout.new();
+    scroll.setLayout(m._list);
 
+    m._info_label = gui.widgets.Label.new(m._root, style, {wordWrap: 1});
+    vbox.addItem(m._info_label);
+    return m;
+  },
+  addPage: func(name, filter)
+  {
+    var b = gui.widgets.Button.new(me._root, style, {})
+                              .setText(name)
+                              .setCheckable(1);
+    me._tab_bar.insertItem(me._tab_bar.count() - 1, b);
+
+    b.listen("toggled", func(e)
+    {
+      if( !e.detail.checked )
+        return;
+
+      if( me._active_button != nil )
+        me._active_button.setChecked(0);
+      me._active_button = b;
+
+      me._list.clear();
+      settimer(func me.fillList(pkg.root.search(filter)), 0);
+    });
+
+    if( me._active_button == nil )
+      b.setChecked(1);
+
+    return me;
+  },
+  fillList: func(packages)
+  {
     foreach(var package; packages)
     {
       var row = HBoxLayout.new();
-      list.addItem(row);
+      me._list.addItem(row);
 
-      var image_label = gui.widgets.Label.new(content, style, {});
+      var image_label = gui.widgets.Label.new(me._scroll_content, style, {});
       image_label.setFixedSize(171, 128);
       row.addItem(image_label);
 
@@ -61,13 +89,13 @@ var AircraftCenter = {
       detail_box.addItem(title_box);
 
       title_box.addItem(
-        gui.widgets.Label.new(content, style, {})
+        gui.widgets.Label.new(me._scroll_content, style, {})
                          .setText(package.name)
       );
       title_box.addStretch(1);
       (func {
         var p = package;
-        var b = gui.widgets.Button.new(content, style, {});
+        var b = gui.widgets.Button.new(me._scroll_content, style, {});
         var installed = p.installed;
         var install_text = sprintf("Install (%.1fMB)", p.fileSize/1024/1024);
 
@@ -112,13 +140,57 @@ var AircraftCenter = {
       }
 
       detail_box.addItem(
-        gui.widgets.Label.new(content, style, {wordWrap: 1})
+        gui.widgets.Label.new(me._scroll_content, style, {wordWrap: 1})
                          .setText(description)
       );
 
+      if( package.installed )
+      {
+        var launch_bar = HBoxLayout.new();
+        detail_box.addItem(launch_bar);
+
+        var variants = keys(package.variants);
+        foreach(var variant; variants)
+        {(func{
+          var b = gui.widgets.Button.new(me._scroll_content, style, {})
+                                    .setText(package.variants[variant]);
+          var acft_id = variant;
+          b.listen("clicked", func
+          {
+            print("launch " ~ acft_id ~ '(' ~ package.variants[variant] ~ ')');
+            fgcommand("switch-aircraft", props.Node.new({"aircraft": acft_id}));
+          });
+          launch_bar.addItem(b);
+        })();}
+        launch_bar.addStretch(1);
+      }
+
       detail_box.addStretch(1);
     }
+
+    # get rid of references to widgets of last package
+    row = nil;
+    image_label = nil;
+    detail_box = nil;
+    title_box = nil;
+    launch_bar = nil;
+
+    me._info_label.setText(
+      "Install/remove aircraft (Showing " ~ size(packages) ~ " aircraft)"
+    );
+
+    me._dlg.getCanvas().update();
   }
 };
 
-AircraftCenter.show();
+var ac = AircraftCenter.new();
+ac.addPage("Rated", {
+  'rating-FDM': 2,
+  'rating-cockpit': 2,
+  'rating-model': 2,
+  'rating-systems': 1
+});
+ac.addPage("Installed", {
+  'installed': 1
+});
+ac.addPage("All", {});