358 lines
9.3 KiB
C++
358 lines
9.3 KiB
C++
#include "navigation.hpp"
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#include <algorithm>
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#include "try_engine/event/event_classificator.hpp"
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#include "utils/types.hpp"
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#include "logger/logger.hpp"
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namespace rrr::layers::gui
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{
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void navigation::on_attach()
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{
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BASE_WINDOW_FLAGS();
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data = cnt->get(TYPE_WIN::NAVIGATION);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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}
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void navigation::on_detach()
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{
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}
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void navigation::gui_render()
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{
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if (!show) return;
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ImGui::SetNextWindowPos(ImVec2(pos_x, pos_y));
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ImGui::SetNextWindowSize(ImVec2(width, height));
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ImGuiStyle& st = ImGui::GetStyle();
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st.Colors[ImGuiCol_WindowBg] = func::get_IMGUI_color<ImVec4>(33.f, 36.f, 46.f);
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BEGIN_IMGUI_WIN();
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auto pos = ImGui::GetCursorPos();
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pos.x += 17.f;
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pos.y += 9.f; // небольшой отступ сверху
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ImGui::SetCursorPosY(pos.y);
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auto begin = data->begin() + delta;
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auto end = data->end();
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for (files::iterator it = begin; it != end; ++it)
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{
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auto item = *it;
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ImGui::PushID(item.id);
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push_style(item);
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if (selected_file.path == item.path)
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{
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if (selected_file.is_hidden)
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TR_PUSH_FONT(SEMI_BOLD_ITALIC, 18);
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else
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TR_PUSH_FONT(SEMI_BOLD, 18);
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ImGui::TextUnformatted(">");
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ImGui::SameLine(22.f);
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current_position = it - data->begin();
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}
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else
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{
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ImGui::SetCursorPosX(pos.x);
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if (item.is_hidden)
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TR_PUSH_FONT(MEDIUM_ITALIC, 18);
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else
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TR_PUSH_FONT(MEDIUM, 18);
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}
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ImGui::TextUnformatted(get_file_content(item).data());
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pop_style(item);
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}
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END_IMGUI_WIN();
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}
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void navigation::push_style(file& f)
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{
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switch (f.type)
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{
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case file_type::DIR:
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ImGui::PushStyleColor(ImGuiCol_Text, dir_color);
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break;
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default: // когда просто файл
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ImGui::PushStyleColor(ImGuiCol_Text, file_color);
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break;
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}
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if (f.is_link)
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ImGui::PushStyleColor(ImGuiCol_Text, link_color);
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}
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void navigation::pop_style(file& f)
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{
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TR_POP_FONT();
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ImGui::PopStyleColor();
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ImGui::PopID();
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if (f.is_link)
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ImGui::PopStyleColor();
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}
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std::string navigation::get_file_content(file& f)
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{
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auto file_content = f.path.filename().string();
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if (f.is_link)
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file_content += " ->";
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return file_content;
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}
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void navigation::on_event(system_event& e)
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{
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if (e.get_name() == try_engine::system_event::classificator::WINDOW_RESIZE())
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resize();
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if (e.get_name() == try_engine::system_event::classificator::KEY_PRESSED())
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pressed(e);
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if (e.get_name() == try_engine::system_event::classificator::KEY_RELEASED())
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released(e);
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}
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void navigation::on_event(std::any event_type, std::any value)
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{
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auto et = std::any_cast<types::event_type>(event_type);
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switch (et)
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{
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case types::event_type::FREEZE_BROWSER_ACTION:
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freeze = true;
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break;
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case types::event_type::UNFREEZE_BROWSER_ACTION:
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freeze = false;
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break;
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case types::event_type::DELETE_CURRENT_FILE:
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{
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freeze = false;
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cnt->delete_file(selected_file);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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}
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break;
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case types::event_type::CREATE_FILE:
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{
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freeze = false;
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auto filename = std::any_cast<std::string>(value);
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cnt->create_file(filename);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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}
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break;
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case types::event_type::RENAME_FILE:
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{
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freeze = false;
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auto filename = std::any_cast<std::filesystem::path>(value);
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cnt->rename_file(selected_file.path, filename);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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}
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break;
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default:
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break;
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}
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}
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void navigation::on_update(time t)
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{
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}
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void navigation::resize()
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{
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height = try_engine::application::get()->get_window()->height();
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width = try_engine::application::get()->get_window()->width() / 3.f - padding_between_window;
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pos_x = try_engine::application::get()->get_window()->width() / 3.f + padding_between_window / 2.f;
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}
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void navigation::pressed(system_event& e)
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{
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if (freeze) return;
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auto key = static_cast<try_engine::system_event::key_pressed_event&>(e);
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if (key.get_keycode() == try_engine::key::LEFTSHIFT || key.get_keycode() == try_engine::key::RIGHTSHIFT)
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shift = true;
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if (shift)
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{
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// удаление
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if (shift && key.get_keycode() == try_engine::key::D)
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{
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em->execute(types::event_type::SHOW_DELETE_ONE_FILE_DIALOG, selected_file);
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freeze = true;
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}
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// создание файла/директории
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if (shift && key.get_keycode() == try_engine::key::A)
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{
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em->execute(types::event_type::SHOW_CREATE_FILE_DIALOG, nullptr);
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freeze = true;
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}
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// создание файла/директории
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if (shift && key.get_keycode() == try_engine::key::R)
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{
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em->execute(types::event_type::SHOW_RENAME_FILE_DIALOG, selected_file);
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freeze = true;
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}
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// перемещение в конец списка
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if (shift && key.get_keycode() == try_engine::key::G)
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{
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cnt->increment_position(data->size());
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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em->execute(types::event_type::NAVIGATION_DOWN, nullptr);
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set_delta(MOVE_DIRECTION::DOWN);
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set_scroll();
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}
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return;
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}
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if (key.get_keycode() == try_engine::key::J)
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{
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cnt->increment_position(STEP_DOWN);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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em->execute(types::event_type::NAVIGATION_DOWN, nullptr);
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set_delta(MOVE_DIRECTION::DOWN);
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}
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if (key.get_keycode() == try_engine::key::K)
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{
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cnt->increment_position(STEP_UP);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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em->execute(types::event_type::NAVIGATION_UP, nullptr);
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set_delta(MOVE_DIRECTION::UP);
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}
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if (key.get_keycode() == try_engine::key::H)
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{
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cnt->navigation_left();
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data = cnt->get(TYPE_WIN::NAVIGATION);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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em->execute(types::event_type::NAVIGATION_LEFT, nullptr);
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set_scroll();
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}
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if (key.get_keycode() == try_engine::key::L)
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{
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cnt->navigation_right();
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data = cnt->get(TYPE_WIN::NAVIGATION);
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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em->execute(types::event_type::NAVIGATION_RIGHT, nullptr);
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set_scroll();
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}
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// двойное нажатие перемещение в начало списка
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if (key.get_keycode() == try_engine::key::G)
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{
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++g_coutn;
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if (g_coutn != 2) return;
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cnt->increment_position(-data->size());
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selected_file = cnt->get_selected_file(TYPE_WIN::NAVIGATION);
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em->execute(types::event_type::NAVIGATION_UP, nullptr);
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set_delta(MOVE_DIRECTION::UP);
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set_scroll();
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g_coutn = 0;
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}
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}
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void navigation::released(system_event& e)
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{
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auto key = static_cast<try_engine::system_event::key_pressed_event&>(e);
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if (key.get_keycode() == try_engine::key::LEFTSHIFT || key.get_keycode() == try_engine::key::RIGHTSHIFT)
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shift = false;
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}
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void navigation::set_delta(MOVE_DIRECTION mvd)
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{
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auto row_size = 26.3f; // высота вы пикселях одной строки списка
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int h = height / row_size; // высота в строках списка всего столбца экрана
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auto big_content = height < data->size() * row_size;
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int size = data->size();
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if (big_content)
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{
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if (mvd == MOVE_DIRECTION::DOWN)
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{
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++cursor_position;
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// на самом деле получаем его выше, но делаем такой трюк
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// т.к. происходит задержка на один ход нажатия клавиши
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++current_position;
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if (current_position >= size) current_position = size - 1;
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bool is_end = size - current_position <= 10;
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if (cursor_position >= h - 10 && !is_end)
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{
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++delta;
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cursor_position = h - 10;
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}
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if (cursor_position >= h) cursor_position = h;
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}
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if (mvd == MOVE_DIRECTION::UP)
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{
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--cursor_position;
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--current_position;
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if (cursor_position <= 10)
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--delta;
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if (cursor_position < 10 && current_position > 12)
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cursor_position = 10;
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if (delta < 0)
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{
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delta = 0;
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cursor_position = 0;
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}
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}
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}
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}
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void navigation::set_scroll()
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{
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delta = 0;
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current_position = 0;
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cursor_position = 0;
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auto row_size = 26.3f; // высота вы пикселях одной строки списка
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auto big_content = height < data->size() * row_size;
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if (big_content)
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{
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// как бы прокручиваем с начала списка
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for (const auto& f : *data)
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{
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if (f.path != selected_file.path)
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{
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set_delta(MOVE_DIRECTION::DOWN);
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}
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else
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{
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set_delta(MOVE_DIRECTION::DOWN);
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break;
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}
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}
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}
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}
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}
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