using Gee; using Gdk; using Gtk; using Pango; using Dino.Entities; namespace Dino.Ui { public class FileMetaItem : ConversationSummary.ContentMetaItem { private StreamInteractor stream_interactor; private FileItem file_item; private FileTransfer file_transfer; public FileMetaItem(ContentItem content_item, StreamInteractor stream_interactor) { base(content_item); this.stream_interactor = stream_interactor; this.file_item = content_item as FileItem; this.file_transfer = file_item.file_transfer; } public override Object? get_widget(Plugins.ConversationItemWidgetInterface outer, Plugins.WidgetType type) { FileWidget widget = new FileWidget(file_transfer); FileWidgetController widget_controller = new FileWidgetController(widget, file_transfer, stream_interactor); return widget; } public override Gee.List? get_item_actions(Plugins.WidgetType type) { if (file_transfer.provider != 0 || file_transfer.info == null) return null; Gee.List actions = new ArrayList(); if (stream_interactor.get_module(ContentItemStore.IDENTITY).get_message_id_for_content_item(file_item.conversation, content_item) != null) { actions.add(get_reply_action(content_item, file_item.conversation, stream_interactor)); actions.add(get_reaction_action(content_item, file_item.conversation, stream_interactor)); } return actions; } } public class FileWidget : SizeRequestBox { enum State { IMAGE, DEFAULT } private FileTransfer file_transfer; public FileTransfer.State file_transfer_state { get; set; } public string file_transfer_mime_type { get; set; } private State? state = null; private FileDefaultWidgetController default_widget_controller; private Widget? content = null; public signal void open_file(); public signal void save_file_as(); public signal void start_download(); public signal void cancel_download(); class construct { install_action("file.open", null, (widget, action_name) => { ((FileWidget) widget).open_file(); }); install_action("file.save_as", null, (widget, action_name) => { ((FileWidget) widget).save_file_as(); }); install_action("file.download", null, (widget, action_name) => { ((FileWidget) widget).start_download(); }); install_action("file.cancel", null, (widget, action_name) => { ((FileWidget) widget).cancel_download(); }); } construct { margin_top = 4; size_request_mode = SizeRequestMode.HEIGHT_FOR_WIDTH; } public FileWidget(FileTransfer file_transfer) { this.file_transfer = file_transfer; update_widget.begin(); // size_allocate.connect((allocation) => { // if (allocation.height > parent.get_allocated_height()) { // Idle.add(() => { parent.queue_resize(); return false; }); // } // }); file_transfer.bind_property("state", this, "file-transfer-state"); file_transfer.bind_property("mime-type", this, "file-transfer-mime-type"); this.notify["file-transfer-state"].connect(update_widget); this.notify["file-transfer-mime-type"].connect(update_widget); } private async void update_widget() { if (show_image() && state != State.IMAGE) { var content_bak = content; FileImageWidget file_image_widget = null; try { file_image_widget = new FileImageWidget(); yield file_image_widget.load_from_file(file_transfer.get_file(), file_transfer.file_name); // If the widget changed in the meanwhile, stop if (content != content_bak) return; if (content != null) this.remove(content); content = file_image_widget; state = State.IMAGE; this.append(content); return; } catch (Error e) { } } if (state != State.DEFAULT) { if (content != null) this.remove(content); FileDefaultWidget default_file_widget = new FileDefaultWidget(); default_widget_controller = new FileDefaultWidgetController(default_file_widget); default_widget_controller.set_file_transfer(file_transfer); content = default_file_widget; this.state = State.DEFAULT; this.append(content); } } private bool show_image() { if (file_transfer.mime_type == null) return false; if (file_transfer.state != FileTransfer.State.COMPLETE && !(file_transfer.direction == FileTransfer.DIRECTION_SENT && file_transfer.state == FileTransfer.State.IN_PROGRESS)) { return false; } foreach (PixbufFormat pixbuf_format in Pixbuf.get_formats()) { foreach (string mime_type in pixbuf_format.get_mime_types()) { if (mime_type == file_transfer.mime_type) { return true; } } } return false; } } public class FileWidgetController : Object { private weak Widget widget; private FileTransfer file_transfer; private StreamInteractor? stream_interactor; public FileWidgetController(FileWidget widget, FileTransfer file_transfer, StreamInteractor? stream_interactor = null) { this.widget = widget; this.ref(); this.widget.weak_ref(() => { this.widget = null; this.unref(); }); this.file_transfer = file_transfer; this.stream_interactor = stream_interactor; widget.open_file.connect(open_file); widget.save_file_as.connect(save_file); widget.start_download.connect(start_download); widget.cancel_download.connect(cancel_download); } private void open_file() { try{ AppInfo.launch_default_for_uri(file_transfer.get_file().get_uri(), null); } catch (Error err) { warning("Failed to open %s - %s", file_transfer.get_file().get_uri(), err.message); } } private void save_file() { var save_dialog = new FileChooserNative(_("Save as…"), widget.get_root() as Gtk.Window, FileChooserAction.SAVE, null, null); save_dialog.set_modal(true); save_dialog.set_current_name(file_transfer.file_name); save_dialog.response.connect(() => { try{ GLib.File.new_for_uri(file_transfer.get_file().get_uri()).copy(save_dialog.get_file(), GLib.FileCopyFlags.OVERWRITE, null); } catch (Error err) { warning("Failed copy file %s - %s", file_transfer.get_file().get_uri(), err.message); } }); save_dialog.show(); } private void start_download() { if (stream_interactor != null) { stream_interactor.get_module(FileManager.IDENTITY).download_file.begin(file_transfer); } } private void cancel_download() { file_transfer.cancellable.cancel(); } } public class FileDefaultWidgetController : Object { private FileDefaultWidget widget; private FileTransfer? file_transfer; public string file_transfer_state { get; set; } public string file_transfer_mime_type { get; set; } private FileTransfer.State state; public FileDefaultWidgetController(FileDefaultWidget widget) { this.widget = widget; widget.clicked.connect(on_clicked); this.notify["file-transfer-state"].connect(update_file_info); this.notify["file-transfer-mime-type"].connect(update_file_info); } public void set_file_transfer(FileTransfer file_transfer) { this.file_transfer = file_transfer; widget.name_label.label = file_transfer.file_name; file_transfer.bind_property("state", this, "file-transfer-state"); file_transfer.bind_property("mime-type", this, "file-transfer-mime-type"); update_file_info(); } private void update_file_info() { state = file_transfer.state; widget.update_file_info(file_transfer.mime_type, file_transfer.state, file_transfer.size); } private void on_clicked() { switch (state) { case FileTransfer.State.COMPLETE: widget.activate_action("file.open", null); break; case FileTransfer.State.NOT_STARTED: widget.activate_action("file.download", null); break; default: // Clicking doesn't do anything in FAILED and IN_PROGRESS states break; } } } }