76 lines
1.6 KiB
Vala
76 lines
1.6 KiB
Vala
using Gtk;
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public class Tooth.Views.ContentBase : Views.Base {
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public GLib.ListStore model;
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protected ListBox content;
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public bool empty {
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get { return model.get_n_items () <= 0; }
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}
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construct {
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model = new GLib.ListStore (typeof (Widgetizable));
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model.items_changed.connect (() => on_content_changed ());
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content = new ListBox () {
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selection_mode = SelectionMode.NONE
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};
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content_box.append (content);
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content.add_css_class ("content");
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content.add_css_class ("ttl-content");
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content.row_activated.connect (on_content_item_activated);
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content.bind_model (model, on_create_model_widget);
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scrolled.edge_reached.connect (pos => {
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if (pos == PositionType.BOTTOM)
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on_bottom_reached ();
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});
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}
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~ContentBase () {
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message ("Destroying ContentBase");
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}
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public override void dispose () {
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if (content != null)
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content.bind_model (null, null);
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base.dispose ();
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}
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public override void clear () {
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base.clear ();
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model.remove_all ();
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}
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public override void on_content_changed () {
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if (empty) {
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status_title = STATUS_EMPTY;
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state = "status";
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}
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else {
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state = "content";
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}
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}
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public virtual Widget on_create_model_widget (Object obj) {
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var obj_widgetable = obj as Widgetizable;
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if (obj_widgetable == null)
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Process.exit (0);
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try {
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return obj_widgetable.to_widget ();
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} catch (Oopsie e) {
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warning(@"Error on_create_model_widget: $(e.message)");
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Process.exit (0);
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}
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}
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public virtual void on_bottom_reached () {}
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public virtual void on_content_item_activated (ListBoxRow row) {
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Signal.emit_by_name (row, "open");
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}
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}
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