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Added visual feedback when drag and dropping from scene tree to file system

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This commit is contained in:
Igor Kordiukiewicz 2022-03-03 21:36:56 +01:00
parent d37e8586be
commit 2ed334f95f
2 changed files with 129 additions and 0 deletions
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122
editor/filesystem_dock.cpp
View file

@ -396,12 +396,25 @@ void FileSystemDock::_notification(int p_what) {
}
} else if ((String(dd["type"]) == "files") || (String(dd["type"]) == "files_and_dirs") || (String(dd["type"]) == "resource")) {
tree->set_drop_mode_flags(Tree::DROP_MODE_ON_ITEM | Tree::DROP_MODE_INBETWEEN);
} else if ((String(dd["type"]) == "nodes")) {
holding_branch = true;
TreeItem *item = tree->get_next_selected(tree->get_root());
while (item) {
tree_items_selected_on_drag_begin.push_back(item);
item = tree->get_next_selected(item);
}
list_items_selected_on_drag_begin = files->get_selected_items();
}
}
} break;
case NOTIFICATION_DRAG_END: {
tree->set_drop_mode_flags(0);
if (holding_branch) {
holding_branch = false;
_reselect_items_selected_on_drag_begin(true);
}
} break;
case NOTIFICATION_THEME_CHANGED: {
@ -2647,8 +2660,79 @@ void FileSystemDock::_file_multi_selected(int p_index, bool p_selected) {
call_deferred(SNAME("_update_import_dock"));
}
void FileSystemDock::_tree_mouse_exited() {
if (holding_branch) {
_reselect_items_selected_on_drag_begin();
}
}
void FileSystemDock::_reselect_items_selected_on_drag_begin(bool reset) {
TreeItem *selected_item = tree->get_next_selected(tree->get_root());
if (selected_item) {
selected_item->deselect(0);
}
if (!tree_items_selected_on_drag_begin.is_empty()) {
bool reselected = false;
for (TreeItem *item : tree_items_selected_on_drag_begin) {
if (item->get_tree()) {
item->select(0);
reselected = true;
}
}
if (reset) {
tree_items_selected_on_drag_begin.clear();
}
if (!reselected) {
// If couldn't reselect the items selected on drag begin, select the "res://" item.
tree->get_root()->get_child(1)->select(0);
}
}
files->deselect_all();
if (!list_items_selected_on_drag_begin.is_empty()) {
for (const int idx : list_items_selected_on_drag_begin) {
files->select(idx, false);
}
if (reset) {
list_items_selected_on_drag_begin.clear();
}
}
}
void FileSystemDock::_tree_gui_input(Ref<InputEvent> p_event) {
Ref<InputEventKey> key = p_event;
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
TreeItem *item = tree->get_item_at_position(mm->get_position());
if (item && holding_branch) {
String fpath = item->get_metadata(0);
while (!fpath.ends_with("/") && fpath != "res://" && item->get_parent()) { // Find the parent folder tree item.
item = item->get_parent();
fpath = item->get_metadata(0);
}
TreeItem *deselect_item = tree->get_next_selected(tree->get_root());
while (deselect_item) {
deselect_item->deselect(0);
deselect_item = tree->get_next_selected(deselect_item);
}
item->select(0);
if (display_mode == DisplayMode::DISPLAY_MODE_SPLIT) {
files->deselect_all();
// Try to select the corresponding file list item.
const int files_item_idx = files->find_metadata(fpath);
if (files_item_idx != -1) {
files->select(files_item_idx);
}
}
}
}
if (key.is_valid() && key->is_pressed() && !key->is_echo()) {
if (ED_IS_SHORTCUT("filesystem_dock/duplicate", p_event)) {
_tree_rmb_option(FILE_DUPLICATE);
@ -2669,6 +2753,43 @@ void FileSystemDock::_tree_gui_input(Ref<InputEvent> p_event) {
}
void FileSystemDock::_file_list_gui_input(Ref<InputEvent> p_event) {
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid() && holding_branch) {
const int item_idx = files->get_item_at_position(mm->get_position());
if (item_idx != -1) {
files->deselect_all();
String fpath = files->get_item_metadata(item_idx);
if (fpath.ends_with("/") || fpath == "res://") {
files->select(item_idx);
}
TreeItem *deselect_item = tree->get_next_selected(tree->get_root());
while (deselect_item) {
deselect_item->deselect(0);
deselect_item = tree->get_next_selected(deselect_item);
}
// Try to select the corresponding tree item.
TreeItem *tree_item = tree->get_item_with_text(files->get_item_text(item_idx));
if (tree_item) {
tree_item->select(0);
} else {
// Find parent folder.
fpath = fpath.substr(0, fpath.rfind("/") + 1);
if (fpath.size() > String("res://").size()) {
fpath = fpath.left(fpath.size() - 2); // Remove last '/'.
const int slash_idx = fpath.rfind("/");
fpath = fpath.substr(slash_idx + 1, fpath.size() - slash_idx - 1);
}
tree_item = tree->get_item_with_text(fpath);
if (tree_item) {
tree_item->select(0);
}
}
}
}
Ref<InputEventKey> key = p_event;
if (key.is_valid() && key->is_pressed() && !key->is_echo()) {
if (ED_IS_SHORTCUT("filesystem_dock/duplicate", p_event)) {
@ -2932,6 +3053,7 @@ FileSystemDock::FileSystemDock() {
tree->connect("empty_rmb", callable_mp(this, &FileSystemDock::_tree_rmb_empty));
tree->connect("nothing_selected", callable_mp(this, &FileSystemDock::_tree_empty_selected));
tree->connect("gui_input", callable_mp(this, &FileSystemDock::_tree_gui_input));
tree->connect("mouse_exited", callable_mp(this, &FileSystemDock::_tree_mouse_exited));
file_list_vb = memnew(VBoxContainer);
file_list_vb->set_v_size_flags(SIZE_EXPAND_FILL);

7
editor/filesystem_dock.h
View file

@ -185,6 +185,13 @@ private:
ItemList *files;
bool import_dock_needs_update;
bool holding_branch = false;
Vector<TreeItem *> tree_items_selected_on_drag_begin;
PackedInt32Array list_items_selected_on_drag_begin;
void _tree_mouse_exited();
void _reselect_items_selected_on_drag_begin(bool reset = false);
Ref<Texture2D> _get_tree_item_icon(bool p_is_valid, String p_file_type);
bool _create_tree(TreeItem *p_parent, EditorFileSystemDirectory *p_dir, Vector<String> &uncollapsed_paths, bool p_select_in_favorites, bool p_unfold_path = false);
Vector<String> _compute_uncollapsed_paths();