Hide/show AcceptDialog's button spacer on button visibility changed

(cherry picked from commit 30a9c90785)
This commit is contained in:
kleonc 2023-07-10 12:17:51 +02:00 committed by Yuri Sizov
parent 30ab0e2cf4
commit 2796b629e9
2 changed files with 22 additions and 5 deletions

View File

@ -286,18 +286,29 @@ void AcceptDialog::_custom_action(const String &p_action) {
custom_action(p_action);
}
void AcceptDialog::_custom_button_visibility_changed(Button *button) {
Control *right_spacer = Object::cast_to<Control>(button->get_meta("__right_spacer"));
if (right_spacer) {
right_spacer->set_visible(button->is_visible());
}
}
Button *AcceptDialog::add_button(const String &p_text, bool p_right, const String &p_action) {
Button *button = memnew(Button);
button->set_text(p_text);
Control *right_spacer;
if (p_right) {
buttons_hbox->add_child(button);
buttons_hbox->add_spacer();
right_spacer = buttons_hbox->add_spacer();
} else {
buttons_hbox->add_child(button);
buttons_hbox->move_child(button, 0);
buttons_hbox->add_spacer(true);
right_spacer = buttons_hbox->add_spacer(true);
}
button->set_meta("__right_spacer", right_spacer);
button->connect("visibility_changed", callable_mp(this, &AcceptDialog::_custom_button_visibility_changed).bind(button));
child_controls_changed();
if (is_visible()) {
@ -330,6 +341,12 @@ void AcceptDialog::remove_button(Control *p_button) {
ERR_FAIL_COND_MSG(button->get_parent() != buttons_hbox, vformat("Cannot remove button %s as it does not belong to this dialog.", button->get_name()));
ERR_FAIL_COND_MSG(button == ok_button, "Cannot remove dialog's OK button.");
Control *right_spacer = Object::cast_to<Control>(button->get_meta("__right_spacer"));
if (right_spacer) {
ERR_FAIL_COND_MSG(right_spacer->get_parent() != buttons_hbox, vformat("Cannot remove button %s as its associated spacer does not belong to this dialog.", button->get_name()));
}
button->disconnect("visibility_changed", callable_mp(this, &AcceptDialog::_custom_button_visibility_changed));
if (button->is_connected("pressed", callable_mp(this, &AcceptDialog::_custom_action))) {
button->disconnect("pressed", callable_mp(this, &AcceptDialog::_custom_action));
}
@ -337,11 +354,10 @@ void AcceptDialog::remove_button(Control *p_button) {
button->disconnect("pressed", callable_mp(this, &AcceptDialog::_cancel_pressed));
}
Node *right_spacer = buttons_hbox->get_child(button->get_index() + 1);
// Should always be valid but let's avoid crashing.
if (right_spacer) {
buttons_hbox->remove_child(right_spacer);
memdelete(right_spacer);
button->remove_meta("__right_spacer");
right_spacer->queue_free();
}
buttons_hbox->remove_child(button);

View File

@ -60,6 +60,7 @@ class AcceptDialog : public Window {
} theme_cache;
void _custom_action(const String &p_action);
void _custom_button_visibility_changed(Button *button);
void _update_child_rects();
static bool swap_cancel_ok;