425 lines
12 KiB
C++
425 lines
12 KiB
C++
/***************************************************************************
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* Copyright (C) 2008-2021 by Andrzej Rybczak *
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* andrzej@rybczak.net *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#include <cassert>
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#include "curses/menu_impl.h"
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#include "screens/browser.h"
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#include "charset.h"
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#include "display.h"
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#include "format_impl.h"
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#include "helpers.h"
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#include "screens/song_info.h"
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#include "screens/playlist.h"
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#include "global.h"
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#include "screens/tag_editor.h"
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#include "utility/string.h"
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#include "utility/type_conversions.h"
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using Global::myScreen;
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namespace {
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const wchar_t *toColumnName(char c)
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{
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switch (c)
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{
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case 'l':
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return L"Time";
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case 'f':
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return L"Filename";
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case 'D':
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return L"Directory";
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case 'F':
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return L"Filepath";
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case 'a':
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return L"Artist";
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case 'A':
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return L"Album Artist";
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case 't':
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return L"Title";
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case 'b':
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return L"Album";
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case 'y':
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return L"Date";
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case 'n': case 'N':
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return L"Track";
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case 'g':
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return L"Genre";
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case 'c':
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return L"Composer";
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case 'p':
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return L"Performer";
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case 'd':
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return L"Disc";
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case 'C':
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return L"Comment";
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case 'P':
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return L"Priority";
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default:
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return L"?";
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}
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}
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template <typename T>
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void setProperties(NC::Menu<T> &menu, const MPD::Song &s, const SongList &list,
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bool &separate_albums, bool &is_now_playing, bool &is_selected,
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bool &is_in_playlist, bool &discard_colors)
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{
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size_t drawn_pos = menu.drawn() - menu.begin();
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separate_albums = false;
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if (Config.playlist_separate_albums)
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{
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auto next = list.beginS() + drawn_pos + 1;
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if (next != list.endS())
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{
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if (next->song() != nullptr)
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{
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// Draw a separator when the next album is different than the current
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// one. In case there are two albums with the same name, but a different
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// album artist, compare also album artists.
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separate_albums = next->song()->getAlbum() != s.getAlbum()
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|| next->song()->getAlbumArtist() != s.getAlbumArtist();
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}
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}
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}
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if (separate_albums)
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{
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menu << NC::Format::Underline;
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mvwhline(menu.raw(), menu.getY(), 0, NC::Key::Space, menu.getWidth());
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}
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int song_pos = s.getPosition();
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is_now_playing = Status::State::player() != MPD::psStop
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&& myPlaylist->isActiveWindow(menu)
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&& song_pos == Status::State::currentSongPosition();
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if (is_now_playing)
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menu << Config.now_playing_prefix;
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is_in_playlist = !myPlaylist->isActiveWindow(menu)
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&& myPlaylist->checkForSong(s);
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if (is_in_playlist)
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menu << NC::Format::Bold;
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is_selected = menu.drawn()->isSelected();
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discard_colors = Config.discard_colors_if_item_is_selected && is_selected;
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}
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template <typename T>
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void unsetProperties(NC::Menu<T> &menu, bool separate_albums, bool is_now_playing,
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bool is_in_playlist)
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{
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if (is_in_playlist)
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menu << NC::Format::NoBold;
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if (is_now_playing)
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menu << Config.now_playing_suffix;
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if (separate_albums)
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menu << NC::Format::NoUnderline;
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}
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template <typename T>
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void showSongs(NC::Menu<T> &menu, const MPD::Song &s, const SongList &list, const Format::AST<char> &ast)
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{
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bool separate_albums, is_now_playing, is_selected, is_in_playlist, discard_colors;
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setProperties(menu, s, list, separate_albums, is_now_playing, is_selected,
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is_in_playlist, discard_colors);
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const size_t y = menu.getY();
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NC::Buffer right_aligned;
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Format::print(ast, menu, &s, &right_aligned,
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discard_colors ? Format::Flags::Tag | Format::Flags::OutputSwitch : Format::Flags::All
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);
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if (!right_aligned.str().empty())
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{
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size_t x_off = menu.getWidth() - wideLength(ToWString(right_aligned.str()));
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if (menu.isHighlighted() && list.currentS()->song() == &s)
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{
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if (menu.highlightSuffix() == Config.current_item_suffix)
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x_off -= Config.current_item_suffix_length;
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else
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x_off -= Config.current_item_inactive_column_suffix_length;
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}
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if (is_now_playing)
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x_off -= Config.now_playing_suffix_length;
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if (is_selected)
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x_off -= Config.selected_item_suffix_length;
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menu << NC::TermManip::ClearToEOL << NC::XY(x_off, y) << right_aligned;
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}
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unsetProperties(menu, separate_albums, is_now_playing, is_in_playlist);
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}
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template <typename T>
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void showSongsInColumns(NC::Menu<T> &menu, const MPD::Song &s, const SongList &list)
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{
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if (Config.columns.empty())
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return;
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bool separate_albums, is_now_playing, is_selected, is_in_playlist, discard_colors;
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setProperties(menu, s, list, separate_albums, is_now_playing, is_selected,
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is_in_playlist, discard_colors);
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int menu_width = menu.getWidth();
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if (menu.isHighlighted() && list.currentS()->song() == &s)
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{
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if (menu.highlightPrefix() == Config.current_item_prefix)
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menu_width -= Config.current_item_prefix_length;
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else
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menu_width -= Config.current_item_inactive_column_prefix_length;
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if (menu.highlightSuffix() == Config.current_item_suffix)
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menu_width -= Config.current_item_suffix_length;
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else
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menu_width -= Config.current_item_inactive_column_suffix_length;
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}
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if (is_now_playing)
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{
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menu_width -= Config.now_playing_prefix_length;
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menu_width -= Config.now_playing_suffix_length;
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}
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if (is_selected)
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{
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menu_width -= Config.selected_item_prefix_length;
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menu_width -= Config.selected_item_suffix_length;
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}
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int width;
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int y = menu.getY();
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int remained_width = menu_width;
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std::vector<Column>::const_iterator it, last = Config.columns.end() - 1;
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for (it = Config.columns.begin(); it != Config.columns.end(); ++it)
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{
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// check current X coordinate
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int x = menu.getX();
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// column has relative width and all after it have fixed width,
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// so stretch it so it fills whole screen along with these after.
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if (it->stretch_limit >= 0) // (*)
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width = remained_width - it->stretch_limit;
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else
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width = it->fixed ? it->width : it->width * menu_width * 0.01;
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// columns with relative width may shrink to 0, omit them
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if (width == 0)
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continue;
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// if column is not last, we need to have spacing between it
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// and next column, so we substract it now and restore later.
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if (it != last)
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--width;
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// if column doesn't fit into screen, discard it and any other after it.
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if (remained_width-width < 0 || width < 0 /* this one may come from (*) */)
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break;
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std::wstring tag;
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for (size_t i = 0; i < it->type.length(); ++i)
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{
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MPD::Song::GetFunction get = charToGetFunction(it->type[i]);
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assert(get);
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tag = ToWString(Charset::utf8ToLocale(s.getTags(get)));
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if (!tag.empty())
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break;
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}
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if (tag.empty() && it->display_empty_tag)
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tag = ToWString(Config.empty_tag);
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wideCut(tag, width);
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if (!discard_colors && it->color != NC::Color::Default)
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menu << it->color;
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int x_off = 0;
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// if column uses right alignment, calculate proper offset.
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// otherwise just assume offset is 0, ie. we start from the left.
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if (it->right_alignment)
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x_off = std::max(0, width - int(wideLength(tag)));
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whline(menu.raw(), NC::Key::Space, width);
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menu.goToXY(x + x_off, y);
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menu << tag;
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menu.goToXY(x + width, y);
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if (it != last)
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{
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// add missing width's part and restore the value.
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menu << ' ';
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remained_width -= width+1;
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}
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if (!discard_colors && it->color != NC::Color::Default)
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menu << NC::Color::End;
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}
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unsetProperties(menu, separate_albums, is_now_playing, is_in_playlist);
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}
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}
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std::string Display::Columns(size_t list_width)
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{
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std::string result;
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if (Config.columns.empty())
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return result;
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int width;
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int remained_width = list_width;
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std::vector<Column>::const_iterator it, last = Config.columns.end() - 1;
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for (it = Config.columns.begin(); it != Config.columns.end(); ++it)
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{
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// column has relative width and all after it have fixed width,
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// so stretch it so it fills whole screen along with these after.
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if (it->stretch_limit >= 0) // (*)
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width = remained_width - it->stretch_limit;
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else
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width = it->fixed ? it->width : it->width * list_width * 0.01;
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// columns with relative width may shrink to 0, omit them
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if (width == 0)
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continue;
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// if column is not last, we need to have spacing between it
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// and next column, so we substract it now and restore later.
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if (it != last)
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--width;
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// if column doesn't fit into screen, discard it and any other after it.
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if (remained_width-width < 0 || width < 0 /* this one may come from (*) */)
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break;
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std::wstring name;
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if (it->name.empty())
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{
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size_t j = 0;
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while (true)
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{
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name += toColumnName(it->type[j]);
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++j;
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if (j < it->type.length())
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name += '/';
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else
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break;
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}
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}
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else
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name = it->name;
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wideCut(name, width);
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int x_off = std::max(0, width - int(wideLength(name)));
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if (it->right_alignment)
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{
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result += std::string(x_off, NC::Key::Space);
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result += Charset::utf8ToLocale(ToString(name));
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}
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else
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{
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result += Charset::utf8ToLocale(ToString(name));
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result += std::string(x_off, NC::Key::Space);
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}
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if (it != last)
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{
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// add missing width's part and restore the value.
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remained_width -= width+1;
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result += ' ';
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}
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}
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return result;
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}
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void Display::SongsInColumns(NC::Menu<MPD::Song> &menu, const SongList &list)
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{
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showSongsInColumns(menu, menu.drawn()->value(), list);
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}
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void Display::Songs(NC::Menu<MPD::Song> &menu, const SongList &list, const Format::AST<char> &ast)
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{
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showSongs(menu, menu.drawn()->value(), list, ast);
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}
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#ifdef HAVE_TAGLIB_H
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void Display::Tags(NC::Menu<MPD::MutableSong> &menu)
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{
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const MPD::MutableSong &s = menu.drawn()->value();
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if (s.isModified())
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menu << Config.modified_item_prefix;
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size_t i = myTagEditor->TagTypes->choice();
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if (i < 11)
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{
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ShowTag(menu, Charset::utf8ToLocale(s.getTags(SongInfo::Tags[i].Get)));
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}
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else if (i == 12)
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{
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if (s.getNewName().empty())
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menu << Charset::utf8ToLocale(s.getName());
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else
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menu << Charset::utf8ToLocale(s.getName())
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<< Config.color2
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<< " -> "
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<< NC::FormattedColor::End<>(Config.color2)
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<< Charset::utf8ToLocale(s.getNewName());
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}
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}
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#endif // HAVE_TAGLIB_H
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void Display::Items(NC::Menu<MPD::Item> &menu, const SongList &list)
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{
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const MPD::Item &item = menu.drawn()->value();
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switch (item.type())
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{
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case MPD::Item::Type::Directory:
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menu << "["
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<< Charset::utf8ToLocale(getBasename(item.directory().path()))
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<< "]";
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break;
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case MPD::Item::Type::Song:
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switch (Config.browser_display_mode)
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{
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case DisplayMode::Classic:
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showSongs(menu, item.song(), list, Config.song_list_format);
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break;
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case DisplayMode::Columns:
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showSongsInColumns(menu, item.song(), list);
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break;
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}
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break;
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case MPD::Item::Type::Playlist:
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menu << Config.browser_playlist_prefix
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<< Charset::utf8ToLocale(getBasename(item.playlist().path()));
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break;
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}
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}
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void Display::SEItems(NC::Menu<SEItem> &menu, const SongList &list)
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{
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const SEItem &si = menu.drawn()->value();
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if (si.isSong())
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{
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switch (Config.search_engine_display_mode)
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{
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case DisplayMode::Classic:
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showSongs(menu, si.song(), list, Config.song_list_format);
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break;
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case DisplayMode::Columns:
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showSongsInColumns(menu, si.song(), list);
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break;
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}
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}
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else
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menu << si.buffer();
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}
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