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using Gee;
using Gdk;
using Gtk;
using Dino.Entities;
namespace Dino.Ui {
[GtkTemplate (ui = "/im/dino/Dino/file_default_widget.ui")]
public class FileDefaultWidget : EventBox {
[GtkChild] public Stack image_stack;
[GtkChild] public Label name_label;
[GtkChild] public Label mime_label;
[GtkChild] public Image content_type_image;
[GtkChild] public Spinner spinner;
[GtkChild] public EventBox stack_event_box;
private FileTransfer.State state;
private bool pointer_inside = false;
public FileDefaultWidget() {
this.enter_notify_event.connect(on_pointer_entered);
this.leave_notify_event.connect(on_pointer_left);
stack_event_box.enter_notify_event.connect((event) => { pointer_inside = true; return false; });
mime_label.enter_notify_event.connect((event) => { pointer_inside = true; return false; });
stack_event_box.leave_notify_event.connect((event) => { pointer_inside = true; return false; });
mime_label.leave_notify_event.connect((event) => { pointer_inside = true; return false; });
}
public void update_file_info(string? mime_type, FileTransfer.State state, long size) {
this.state = state;
spinner.active = false; // A hidden spinning spinner still uses CPU. Deactivate asap
content_type_image.icon_name = get_file_icon_name(mime_type);
string? mime_description = mime_type != null ? ContentType.get_description(mime_type) : null;
switch (state) {
case FileTransfer.State.COMPLETE:
mime_label.label = mime_description;
image_stack.set_visible_child_name("content_type_image");
break;
case FileTransfer.State.IN_PROGRESS:
mime_label.label = _("Downloading %s…").printf(get_size_string(size));
spinner.active = true;
image_stack.set_visible_child_name("spinner");
break;
case FileTransfer.State.NOT_STARTED:
if (mime_description != null) {
mime_label.label = _("%s offered: %s").printf(mime_description, get_size_string(size));
} else if (size != -1) {
mime_label.label = _("File offered: %s").printf(get_size_string(size));
} else {
mime_label.label = _("File offered");
}
image_stack.set_visible_child_name("content_type_image");
break;
case FileTransfer.State.FAILED:
mime_label.use_markup = true;
mime_label.label = "<span foreground=\"#f44336\">" + _("File transfer failed") + "</span>";
image_stack.set_visible_child_name("content_type_image");
break;
}
}
private bool on_pointer_entered(Gdk.EventCrossing event) {
pointer_inside = true;
Timeout.add(20, () => {
if (pointer_inside) {
event.get_window().set_cursor(new Cursor.for_display(Gdk.Display.get_default(), CursorType.HAND2));
content_type_image.opacity = 0.7;
if (state == FileTransfer.State.NOT_STARTED) {
image_stack.set_visible_child_name("download_image");
}
}
return false;
});
return false;
}
private bool on_pointer_left(Gdk.EventCrossing event) {
pointer_inside = false;
Timeout.add(20, () => {
if (!pointer_inside) {
event.get_window().set_cursor(new Cursor.for_display(Gdk.Display.get_default(), CursorType.XTERM));
content_type_image.opacity = 0.5;
if (state == FileTransfer.State.NOT_STARTED) {
image_stack.set_visible_child_name("content_type_image");
}
}
return false;
});
return false;
}
private static string get_file_icon_name(string? mime_type) {
if (mime_type == null) return "dino-file-symbolic";
string generic_icon_name = ContentType.get_generic_icon_name(mime_type) ?? "";
switch (generic_icon_name) {
case "audio-x-generic": return "dino-file-music-symbolic";
case "image-x-generic": return "dino-file-image-symbolic";
case "text-x-generic": return "dino-file-document-symbolic";
case "text-x-generic-template": return "dino-file-document-symbolic";
case "video-x-generic": return "dino-file-video-symbolic";
case "x-office-document": return "dino-file-document-symbolic";
case "x-office-spreadsheet": return "dino-file-table-symbolic";
default: return "dino-file-symbolic";
}
}
private static string get_size_string(long size) {
if (size < 1024) {
return @"$(size) B";
} else if (size < 1000 * 1000) {
return @"$(size / 1000) kB";
} else if (size < 1000 * 1000 * 1000) {
return @"$(size / 1000 / 1000) MB";
} else {
return @"$(size / 1000 / 1000 / 1000) GB";
}
}
}
}
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