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/**
* Copyright (c) 2022, Timothy Stack
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of Timothy Stack nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef lnav_breadcrumb_curses_hh
#define lnav_breadcrumb_curses_hh
#include <functional>
#include <utility>
#include <vector>
#include "plain_text_source.hh"
#include "textview_curses.hh"
#include "view_curses.hh"
class breadcrumb_curses : public view_curses {
public:
using action = std::function<void(breadcrumb_curses&)>;
breadcrumb_curses();
void set_window(WINDOW* win)
{
this->bc_window = win;
this->bc_match_view.set_window(win);
}
void set_line_source(std::function<std::vector<breadcrumb::crumb>()> ls)
{
this->bc_line_source = std::move(ls);
}
bool handle_mouse(mouse_event& me) override;
void focus();
void blur();
bool handle_key(int ch);
bool do_update() override;
void reload_data();
static void no_op_action(breadcrumb_curses&);
action on_focus{no_op_action};
action on_blur{no_op_action};
private:
class search_overlay_source : public list_overlay_source {
public:
bool list_static_overlay(const listview_curses& lv,
int y,
int bottom,
attr_line_t& value_out) override;
breadcrumb_curses* sos_parent{nullptr};
};
enum class perform_behavior_t {
always,
if_different,
};
void perform_selection(perform_behavior_t behavior);
WINDOW* bc_window{nullptr};
std::function<std::vector<breadcrumb::crumb>()> bc_line_source;
std::vector<breadcrumb::crumb> bc_focused_crumbs;
nonstd::optional<size_t> bc_selected_crumb;
nonstd::optional<size_t> bc_last_selected_crumb;
std::vector<breadcrumb::possibility> bc_possible_values;
std::vector<breadcrumb::possibility> bc_similar_values;
std::string bc_current_search;
plain_text_source bc_match_source;
search_overlay_source bc_match_search_overlay;
textview_curses bc_match_view;
struct displayed_crumb {
displayed_crumb(line_range range, size_t index)
: dc_range(range), dc_index(index)
{
}
line_range dc_range;
size_t dc_index{0};
};
std::vector<displayed_crumb> bc_displayed_crumbs;
bool bc_initial_mouse_event{true};
};
#endif
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