Refactor (and fix) how the connect button is disabled.

It should not be possible to click the "Connect" button unless

  - a node is selected, and
  - that node is valid in the current mode.

The modes are the default and advanced modes which allow connecting to scripts
and nodes respectively.
This commit is contained in:
asynts 2020-01-15 18:18:34 +01:00
parent fc2550c4c8
commit e564b4fd07
2 changed files with 28 additions and 4 deletions

View file

@ -146,7 +146,7 @@ void ConnectDialog::_tree_node_selected() {
return;
dst_path = source->get_path_to(current);
get_ok()->set_disabled(false);
_update_ok_enabled();
}
/*
@ -210,6 +210,27 @@ void ConnectDialog::_remove_bind() {
cdbinds->notify_changed();
}
/*
* Enables or disables the connect button. The connect button is enabled if a
* node is selected and valid in the selected mode.
*/
void ConnectDialog::_update_ok_enabled() {
Node *target = tree->get_selected();
if (target == nullptr) {
get_ok()->set_disabled(true);
return;
}
if (!advanced->is_pressed() && target->get_script().is_null()) {
get_ok()->set_disabled(true);
return;
}
get_ok()->set_disabled(false);
}
void ConnectDialog::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
@ -225,6 +246,7 @@ void ConnectDialog::_bind_methods() {
ClassDB::bind_method("_tree_item_activated", &ConnectDialog::_tree_item_activated);
ClassDB::bind_method("_add_bind", &ConnectDialog::_add_bind);
ClassDB::bind_method("_remove_bind", &ConnectDialog::_remove_bind);
ClassDB::bind_method("_update_ok_enabled", &ConnectDialog::_update_ok_enabled);
ADD_SIGNAL(MethodInfo("connected"));
}
@ -301,13 +323,12 @@ void ConnectDialog::init(Connection c, bool bEdit) {
tree->set_marked(source, true);
if (c.target) {
get_ok()->set_disabled(false);
set_dst_node(static_cast<Node *>(c.target));
set_dst_method(c.method);
} else {
get_ok()->set_disabled(true);
}
_update_ok_enabled();
bool bDeferred = (c.flags & CONNECT_DEFERRED) == CONNECT_DEFERRED;
bool bOneshot = (c.flags & CONNECT_ONESHOT) == CONNECT_ONESHOT;
@ -350,6 +371,8 @@ void ConnectDialog::_advanced_pressed() {
error_label->set_visible(!_find_first_script(get_tree()->get_edited_scene_root(), get_tree()->get_edited_scene_root()));
}
_update_ok_enabled();
set_position((get_viewport_rect().size - get_custom_minimum_size()) / 2);
}

View file

@ -80,6 +80,7 @@ class ConnectDialog : public ConfirmationDialog {
void _add_bind();
void _remove_bind();
void _advanced_pressed();
void _update_ok_enabled();
protected:
void _notification(int p_what);