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using Gee;
using Gdk;
using Gtk;
using Dino.Entities;
namespace Dino.Ui {
enum Target {
URI_LIST,
STRING
}
const TargetEntry[] target_list = {
{ "text/uri-list", 0, Target.URI_LIST }
};
public class ConversationViewController {
private ConversationView widget;
private ChatInputController chat_input_controller;
private StreamInteractor stream_interactor;
private Conversation? conversation;
public ConversationViewController(ConversationView widget, StreamInteractor stream_interactor) {
this.widget = widget;
this.stream_interactor = stream_interactor;
this.chat_input_controller = new ChatInputController(widget.chat_input, stream_interactor);
widget.conversation_frame.init(stream_interactor);
// drag 'n drop file upload
Gtk.drag_dest_unset(widget.chat_input.text_input);
Gtk.drag_dest_set(widget, DestDefaults.ALL, target_list, Gdk.DragAction.COPY);
widget.drag_data_received.connect(this.on_drag_data_received);
// forward key presses
widget.chat_input.key_press_event.connect(forward_key_press_to_chat_input);
widget.conversation_frame.key_press_event.connect(forward_key_press_to_chat_input);
// goto-end floating button
var vadjustment = widget.conversation_frame.scrolled.vadjustment;
vadjustment.notify["value"].connect(() => {
widget.goto_end_revealer.reveal_child = vadjustment.value < vadjustment.upper - vadjustment.page_size;
});
widget.goto_end_button.clicked.connect(() => {
widget.conversation_frame.initialize_for_conversation(conversation);
});
}
public void select_conversation(Conversation? conversation, bool default_initialize_conversation) {
this.conversation = conversation;
chat_input_controller.set_conversation(conversation);
if (default_initialize_conversation) {
widget.conversation_frame.initialize_for_conversation(conversation);
}
}
public void on_drag_data_received(Widget widget, Gdk.DragContext context, int x, int y, SelectionData selection_data, uint target_type, uint time) {
if ((selection_data != null) && (selection_data.get_length() >= 0)) {
switch (target_type) {
case Target.URI_LIST:
string[] uris = selection_data.get_uris();
for (int i = 0; i < uris.length; i++) {
try {
string filename = Filename.from_uri(uris[i]);
stream_interactor.get_module(FileManager.IDENTITY).send_file.begin(filename, conversation);
} catch (Error err) {}
}
break;
default:
break;
}
}
}
public bool forward_key_press_to_chat_input(EventKey event) {
// Don't forward / change focus on Control / Alt
if (event.keyval == Gdk.Key.Control_L || event.keyval == Gdk.Key.Control_R ||
event.keyval == Gdk.Key.Alt_L || event.keyval == Gdk.Key.Alt_R) {
return false;
}
// Don't forward / change focus on Control + ...
if ((event.state & ModifierType.CONTROL_MASK) > 0) {
return false;
}
widget.chat_input.text_input.key_press_event(event);
widget.chat_input.text_input.grab_focus();
return true;
}
}
}
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