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Properly handle node remove via undo

(cherry picked from commit 37ffb40047)
This commit is contained in:
Tomasz Chabora
2020-03-29 19:59:04 +02:00
committed by Rémi Verschelde
parent 3658f7127e
commit 472b0e0d34
4 changed files with 38 additions and 0 deletions

View File

@@ -39,6 +39,13 @@
#include "scene/resources/rectangle_shape_2d.h"
#include "scene/resources/segment_shape_2d.h"
void CollisionShape2DEditor::_node_removed(Node *p_node) {
if (p_node == node) {
node = NULL;
}
}
Variant CollisionShape2DEditor::get_handle_value(int idx) const {
switch (shape_type) {
@@ -525,6 +532,20 @@ void CollisionShape2DEditor::forward_canvas_draw_over_viewport(Control *p_overla
}
}
void CollisionShape2DEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
get_tree()->connect("node_removed", this, "_node_removed");
} break;
case NOTIFICATION_EXIT_TREE: {
get_tree()->disconnect("node_removed", this, "_node_removed");
} break;
}
}
void CollisionShape2DEditor::edit(Node *p_node) {
if (!canvas_item_editor) {
@@ -549,6 +570,7 @@ void CollisionShape2DEditor::edit(Node *p_node) {
void CollisionShape2DEditor::_bind_methods() {
ClassDB::bind_method("_get_current_shape_type", &CollisionShape2DEditor::_get_current_shape_type);
ClassDB::bind_method(D_METHOD("_node_removed"), &CollisionShape2DEditor::_node_removed);
}
CollisionShape2DEditor::CollisionShape2DEditor(EditorNode *p_editor) {