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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 : Box {
public signal void clicked();
public signal void open_file();
public signal void save_file_as();
public signal void cancel_download();
[GtkChild] public unowned Stack image_stack;
[GtkChild] public unowned Label name_label;
[GtkChild] public unowned Label mime_label;
[GtkChild] public unowned Image content_type_image;
[GtkChild] public unowned Spinner spinner;
[GtkChild] public unowned MenuButton file_menu;
private FileTransfer.State state;
class construct {
install_action("file.open", null, (widget, action_name) => { ((FileDefaultWidget) widget).open_file(); });
install_action("file.save_as", null, (widget, action_name) => { ((FileDefaultWidget) widget).save_file_as(); });
install_action("file.cancel", null, (widget, action_name) => { ((FileDefaultWidget) widget).cancel_download(); });
}
public FileDefaultWidget() {
EventControllerMotion this_motion_events = new EventControllerMotion();
this.add_controller(this_motion_events);
this_motion_events.enter.connect(on_pointer_entered_event);
this_motion_events.leave.connect(on_pointer_left_event);
GestureClick gesture_click_controller = new GestureClick();
gesture_click_controller.set_button(1); // listen for left clicks
this.add_controller(gesture_click_controller);
gesture_click_controller.pressed.connect((n_press, x, y) => {
// Check whether the click was inside the file menu. Otherwise, open the file.
double x_button, y_button;
this.translate_coordinates(file_menu, x, y, out x_button, out y_button);
if (file_menu.contains(x_button, y_button)) return;
this.clicked();
});
}
public void update_file_info(string? mime_type, FileTransfer.State state, long size) {
this.state = state;
spinner.stop(); // 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");
// Create a menu
Menu menu_model = new Menu();
menu_model.append(_("Open"), "file.open");
menu_model.append(_("Save as…"), "file.save_as");
Gtk.PopoverMenu popover_menu = new Gtk.PopoverMenu.from_model(menu_model);
file_menu.popover = popover_menu;
popover_menu.closed.connect(on_pointer_left);
break;
case FileTransfer.State.IN_PROGRESS:
mime_label.label = _("Downloading %s…").printf(get_size_string(size));
spinner.start();
image_stack.set_visible_child_name("spinner");
// Create a menu
Menu menu_model = new Menu();
menu_model.append(_("Cancel"), "file.cancel_download");
Gtk.PopoverMenu popover_menu = new Gtk.PopoverMenu.from_model(menu_model);
file_menu.popover = popover_menu;
popover_menu.closed.connect(on_pointer_left);
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 void on_pointer_entered_event() {
this.set_cursor_from_name("pointer");
content_type_image.opacity = 0.7;
if (state == FileTransfer.State.NOT_STARTED) {
image_stack.set_visible_child_name("download_image");
}
if (state == FileTransfer.State.COMPLETE || state == FileTransfer.State.IN_PROGRESS) {
file_menu.opacity = 1;
}
}
private void on_pointer_left_event() {
if (file_menu.popover != null && file_menu.popover.visible) return;
this.set_cursor(null);
on_pointer_left();
}
private void on_pointer_left() {
content_type_image.opacity = 0.5;
if (state == FileTransfer.State.NOT_STARTED) {
image_stack.set_visible_child_name("content_type_image");
}
file_menu.opacity = 0;
}
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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