Make create folder popup support nested folders

1 files changed, 172 insertions, 0 deletions

diff --git a/editor/directory_create_dialog.cpp b/editor/directory_create_dialog.cpp
new file mode 100644
index 0000000000..df860bab2c
--- /dev/null
+++ b/editor/directory_create_dialog.cpp
@@ -0,0 +1,172 @@
+/**************************************************************************/
+/*  directory_create_dialog.cpp                                           */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#include "directory_create_dialog.h"
+
+#include "core/io/dir_access.h"
+#include "editor/editor_node.h"
+#include "editor/editor_scale.h"
+#include "scene/gui/box_container.h"
+#include "scene/gui/label.h"
+#include "scene/gui/line_edit.h"
+#include "scene/gui/panel_container.h"
+
+static String sanitize_input(const String &p_path) {
+	String path = p_path.strip_edges();
+	if (path.ends_with("/")) {
+		path = path.left(path.length() - 1);
+	}
+	return path;
+}
+
+String DirectoryCreateDialog::_validate_path(const String &p_path) const {
+	if (p_path.is_empty()) {
+		return TTR("Folder name cannot be empty.");
+	}
+
+	for (const String &part : p_path.split("/")) {
+		if (part.is_empty()) {
+			return TTR("Folder name cannot be empty.");
+		}
+		if (p_path.contains("\\") || p_path.contains(":") || p_path.contains("*") ||
+				p_path.contains("|") || p_path.contains(">") || p_path.ends_with(".") || p_path.ends_with(" ")) {
+			return TTR("Folder name contains invalid characters.");
+		}
+	}
+
+	Ref<DirAccess> da = DirAccess::create(DirAccess::ACCESS_RESOURCES);
+	da->change_dir(base_dir);
+	if (da->file_exists(p_path)) {
+		return TTR("File with that name already exists.");
+	}
+	if (da->dir_exists(p_path)) {
+		return TTR("Folder with that name already exists.");
+	}
+
+	return String();
+}
+
+void DirectoryCreateDialog::_on_dir_path_changed(const String &p_text) {
+	const String path = sanitize_input(p_text);
+	const String error = _validate_path(path);
+
+	if (error.is_empty()) {
+		status_label->add_theme_color_override("font_color", get_theme_color(SNAME("success_color"), SNAME("Editor")));
+
+		if (path.contains("/")) {
+			status_label->set_text(TTR("Using slashes in folder names will create subfolders recursively."));
+		} else {
+			status_label->set_text(TTR("Folder name is valid."));
+		}
+	} else {
+		status_label->add_theme_color_override("font_color", get_theme_color(SNAME("error_color"), SNAME("Editor")));
+		status_label->set_text(error);
+	}
+
+	get_ok_button()->set_disabled(!error.is_empty());
+}
+
+void DirectoryCreateDialog::ok_pressed() {
+	const String path = sanitize_input(dir_path->get_text());
+
+	// The OK button should be disabled if the path is invalid, but just in case.
+	const String error = _validate_path(path);
+	ERR_FAIL_COND_MSG(!error.is_empty(), error);
+
+	Error err;
+	Ref<DirAccess> da = DirAccess::create(DirAccess::ACCESS_RESOURCES);
+
+	err = da->change_dir(base_dir);
+	ERR_FAIL_COND_MSG(err != OK, "Cannot open directory '" + base_dir + "'.");
+
+	print_verbose("Making folder " + path + " in " + base_dir);
+	err = da->make_dir_recursive(path);
+
+	if (err == OK) {
+		emit_signal(SNAME("dir_created"));
+	} else {
+		EditorNode::get_singleton()->show_warning(TTR("Could not create folder."));
+	}
+	hide();
+}
+
+void DirectoryCreateDialog::_post_popup() {
+	ConfirmationDialog::_post_popup();
+	dir_path->grab_focus();
+}
+
+void DirectoryCreateDialog::config(const String &p_base_dir) {
+	base_dir = p_base_dir;
+	label->set_text(vformat(TTR("Create new folder in %s:"), base_dir));
+	dir_path->set_text("new folder");
+	dir_path->select_all();
+	_on_dir_path_changed(dir_path->get_text());
+}
+
+void DirectoryCreateDialog::_bind_methods() {
+	ADD_SIGNAL(MethodInfo("dir_created"));
+}
+
+void DirectoryCreateDialog::_notification(int p_what) {
+	switch (p_what) {
+		case NOTIFICATION_THEME_CHANGED: {
+			status_panel->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), SNAME("Tree")));
+		} break;
+	}
+}
+
+DirectoryCreateDialog::DirectoryCreateDialog() {
+	set_title(TTR("Create Folder"));
+	set_min_size(Size2i(480, 0) * EDSCALE);
+
+	VBoxContainer *vb = memnew(VBoxContainer);
+	add_child(vb);
+
+	label = memnew(Label);
+	label->set_text_overrun_behavior(TextServer::OVERRUN_TRIM_WORD_ELLIPSIS);
+	vb->add_child(label);
+
+	dir_path = memnew(LineEdit);
+	dir_path->connect("text_changed", callable_mp(this, &DirectoryCreateDialog::_on_dir_path_changed));
+	vb->add_child(dir_path);
+	register_text_enter(dir_path);
+
+	Control *spacing = memnew(Control);
+	spacing->set_custom_minimum_size(Size2(0, 10 * EDSCALE));
+	vb->add_child(spacing);
+
+	status_panel = memnew(PanelContainer);
+	status_panel->set_v_size_flags(Control::SIZE_EXPAND_FILL);
+	vb->add_child(status_panel);
+
+	status_label = memnew(Label);
+	status_label->set_v_size_flags(Control::SIZE_EXPAND_FILL);
+	status_panel->add_child(status_label);
+}