127 lines
3.3 KiB
C++
127 lines
3.3 KiB
C++
/**
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* tree_search.h
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* =============================================================================
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* Copyright 2021-2024 Serhii Snitsaruk
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*
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* Use of this source code is governed by an MIT-style
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* license that can be found in the LICENSE file or at
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* https://opensource.org/licenses/MIT.
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* =============================================================================
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*/
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#ifdef TOOLS_ENABLED
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#ifndef TREE_SEARCH_H
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#define TREE_SEARCH_H
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#include "../bt/tasks/bt_task.h" // for tree item parsing
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#ifdef LIMBOAI_GDEXTENSION
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#include <godot_cpp/classes/check_box.hpp>
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#include <godot_cpp/classes/h_flow_container.hpp>
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#include <godot_cpp/classes/label.hpp>
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#include <godot_cpp/classes/line_edit.hpp>
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#include <godot_cpp/classes/tree.hpp>
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#endif // LIMBOAI_GDEXTENSION
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#ifdef LIMBOAI_MODULE
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#include "scene/gui/check_box.h"
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#include "scene/gui/flow_container.h"
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#include "scene/gui/label.h"
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#include "scene/gui/line_edit.h"
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#include "scene/gui/tree.h"
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#endif // LIMBOAI_MODULE
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using namespace godot;
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enum TreeSearchMode {
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HIGHLIGHT = 0,
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FILTER = 1
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};
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class TreeSearchPanel : public HFlowContainer {
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GDCLASS(TreeSearchPanel, HFlowContainer)
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private:
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Button *toggle_button_filter_highlight;
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Button *close_button;
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Label *label_filter;
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LineEdit *line_edit_search;
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CheckBox *check_button_filter_highlight;
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void _initialize_controls();
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void _initialize_close_callbacks();
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void _add_spacer(float width_multiplier = 1.f);
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void _on_draw_highlight(TreeItem *item, Rect2 rect);
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void _emit_text_changed(const String &text);
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void _emit_text_submitted(const String &p_text);
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void _emit_filter_toggled();
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void _notification(int p_what);
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protected:
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static void _bind_methods();
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void _process_shortcut_input(const Ref<InputEvent> &p_event);
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public:
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TreeSearchMode get_search_mode();
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String get_text();
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void show_and_focus();
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TreeSearchPanel();
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bool has_focus();
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};
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class TreeSearch : public RefCounted {
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GDCLASS(TreeSearch, RefCounted)
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private:
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struct StringSearchIndices {
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// initialize to opposite bounds.
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int lower = -1;
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int upper = -1;
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bool hit() {
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return 0 <= lower && lower < upper;
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}
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};
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Tree *tree_reference;
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Vector<TreeItem *> ordered_tree_items;
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Vector<TreeItem *> matching_entries;
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HashMap<TreeItem *, int> number_matches;
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HashMap<TreeItem *, Callable> callable_cache;
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void _filter_tree(const String &p_search_mask);
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void _highlight_tree(const String &p_search_mask);
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void _draw_highlight_item(TreeItem *tree_item, Rect2 rect, String search_mask, Callable parent_draw_method);
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void _update_matching_entries(const String &search_mask);
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void _update_ordered_tree_items(TreeItem *tree_item);
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void _update_number_matches();
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Vector<TreeItem *> _find_matching_entries(TreeItem *tree_item, const String &search_mask, Vector<TreeItem *> &buffer);
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StringSearchIndices _substring_bounds(const String &searchable, const String &search_mask) const;
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void _select_item(TreeItem *item);
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void _select_first_match();
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void _select_next_match();
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template<typename T>
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bool _vector_has_bsearch(Vector<T*> p_vec, T* element);
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protected:
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static void _bind_methods() {}
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public:
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// we will add everything from TaskTree.h
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void update_search(Tree *tree);
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void on_item_edited(TreeItem *item);
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TreeSearchPanel *search_panel;
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TreeSearch();
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~TreeSearch();
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};
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#endif // TREE_SEARCH_H
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#endif // ! TOOLS_ENABLED
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