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Prevent selecting when a CanvasItem is selected #93671

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Jul 1, 2024
Merged

Prevent selecting when a CanvasItem is selected #93671

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41 changes: 32 additions & 9 deletions editor/plugins/canvas_item_editor_plugin.cpp
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -780,19 +780,24 @@ bool CanvasItemEditor::_select_click_on_item(CanvasItem *item, Point2 p_click_po
return still_selected;
}

List<CanvasItem *> CanvasItemEditor::_get_edited_canvas_items(bool retrieve_locked, bool remove_canvas_item_if_parent_in_selection) const {
List<CanvasItem *> CanvasItemEditor::_get_edited_canvas_items(bool p_retrieve_locked, bool p_remove_canvas_item_if_parent_in_selection, bool *r_has_locked_items) const {
List<CanvasItem *> selection;
for (const KeyValue<Node *, Object *> &E : editor_selection->get_selection()) {
CanvasItem *ci = Object::cast_to<CanvasItem>(E.key);
if (ci && ci->is_visible_in_tree() && ci->get_viewport() == EditorNode::get_singleton()->get_scene_root() && (retrieve_locked || !_is_node_locked(ci))) {
CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(ci);
if (se) {
selection.push_back(ci);
if (ci) {
if (ci->is_visible_in_tree() && ci->get_viewport() == EditorNode::get_singleton()->get_scene_root() && (p_retrieve_locked || !_is_node_locked(ci))) {
CanvasItemEditorSelectedItem *se = editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(ci);
if (se) {
selection.push_back(ci);
}
} else if (r_has_locked_items) {
// CanvasItem is selected, but can't be interacted with.
*r_has_locked_items = true;
}
}
}

if (remove_canvas_item_if_parent_in_selection) {
if (p_remove_canvas_item_if_parent_in_selection) {
List<CanvasItem *> filtered_selection;
for (CanvasItem *E : selection) {
if (!selection.find(E->get_parent())) {
Expand Down Expand Up @@ -1454,7 +1459,8 @@ bool CanvasItemEditor::_gui_input_rotate(const Ref<InputEvent> &p_event) {
if (drag_type == DRAG_NONE) {
if (b.is_valid() && b->get_button_index() == MouseButton::LEFT && b->is_pressed()) {
if ((b->is_command_or_control_pressed() && !b->is_alt_pressed() && tool == TOOL_SELECT) || tool == TOOL_ROTATE) {
List<CanvasItem *> selection = _get_edited_canvas_items();
bool has_locked_items = false;
List<CanvasItem *> selection = _get_edited_canvas_items(false, true, &has_locked_items);

// Remove not movable nodes
for (CanvasItem *E : selection) {
Expand All @@ -1477,6 +1483,11 @@ bool CanvasItemEditor::_gui_input_rotate(const Ref<InputEvent> &p_event) {
}
_save_canvas_item_state(drag_selection);
return true;
} else {
if (has_locked_items) {
EditorToaster::get_singleton()->popup_str(TTR(locked_transform_warning), EditorToaster::SEVERITY_WARNING);
}
return has_locked_items;
}
}
}
Expand Down Expand Up @@ -1917,7 +1928,8 @@ bool CanvasItemEditor::_gui_input_scale(const Ref<InputEvent> &p_event) {
// Drag resize handles
if (drag_type == DRAG_NONE) {
if (b.is_valid() && b->get_button_index() == MouseButton::LEFT && b->is_pressed() && ((b->is_alt_pressed() && b->is_command_or_control_pressed()) || tool == TOOL_SCALE)) {
List<CanvasItem *> selection = _get_edited_canvas_items();
bool has_locked_items = false;
List<CanvasItem *> selection = _get_edited_canvas_items(false, true, &has_locked_items);
if (selection.size() == 1) {
CanvasItem *ci = selection.front()->get();

Expand Down Expand Up @@ -1946,6 +1958,11 @@ bool CanvasItemEditor::_gui_input_scale(const Ref<InputEvent> &p_event) {
_save_canvas_item_state(drag_selection);
return true;
}
} else {
if (has_locked_items) {
EditorToaster::get_singleton()->popup_str(TTR(locked_transform_warning), EditorToaster::SEVERITY_WARNING);
}
return has_locked_items;
}
}
}
Expand Down Expand Up @@ -2056,7 +2073,8 @@ bool CanvasItemEditor::_gui_input_move(const Ref<InputEvent> &p_event) {
//Start moving the nodes
if (b.is_valid() && b->get_button_index() == MouseButton::LEFT && b->is_pressed()) {
if ((b->is_alt_pressed() && !b->is_command_or_control_pressed()) || tool == TOOL_MOVE) {
List<CanvasItem *> selection = _get_edited_canvas_items();
bool has_locked_items = false;
List<CanvasItem *> selection = _get_edited_canvas_items(false, true, &has_locked_items);

if (selection.size() > 0) {
drag_selection.clear();
Expand Down Expand Up @@ -2089,6 +2107,11 @@ bool CanvasItemEditor::_gui_input_move(const Ref<InputEvent> &p_event) {
_save_canvas_item_state(drag_selection);

return true;
} else {
if (has_locked_items) {
EditorToaster::get_singleton()->popup_str(TTR(locked_transform_warning), EditorToaster::SEVERITY_WARNING);
}
return has_locked_items;
}
}
}
Expand Down
4 changes: 3 additions & 1 deletion editor/plugins/canvas_item_editor_plugin.h
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -188,6 +188,8 @@ class CanvasItemEditor : public VBoxContainer {
GRID_VISIBILITY_HIDE,
};

const String locked_transform_warning = TTRC("All selected CanvasItems are either invisible or locked in some way and can't be transformed.");

bool selection_menu_additive_selection = false;

Tool tool = TOOL_SELECT;
Expand Down Expand Up @@ -430,7 +432,7 @@ class CanvasItemEditor : public VBoxContainer {
ThemePreviewMode theme_preview = THEME_PREVIEW_PROJECT;
void _switch_theme_preview(int p_mode);

List<CanvasItem *> _get_edited_canvas_items(bool retrieve_locked = false, bool remove_canvas_item_if_parent_in_selection = true) const;
List<CanvasItem *> _get_edited_canvas_items(bool p_retrieve_locked = false, bool p_remove_canvas_item_if_parent_in_selection = true, bool *r_has_locked_items = nullptr) const;
Rect2 _get_encompassing_rect_from_list(const List<CanvasItem *> &p_list);
void _expand_encompassing_rect_using_children(Rect2 &r_rect, const Node *p_node, bool &r_first, const Transform2D &p_parent_xform = Transform2D(), const Transform2D &p_canvas_xform = Transform2D(), bool include_locked_nodes = true);
Rect2 _get_encompassing_rect(const Node *p_node);
Expand Down
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