File: TextPage.cxx

package info (click to toggle)
ncmpc 0.33-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 1,976 kB
  • sloc: cpp: 10,895; python: 133; makefile: 39; ruby: 28; sh: 11
file content (101 lines) | stat: -rw-r--r-- 2,243 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
/* ncmpc (Ncurses MPD Client)
 * (c) 2004-2018 The Music Player Daemon Project
 * Project homepage: http://musicpd.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "TextPage.hxx"
#include "TextListRenderer.hxx"
#include "screen_find.hxx"
#include "charset.hxx"

#include <algorithm>

#include <assert.h>
#include <string.h>

void
TextPage::Clear() noexcept
{
	lw.Reset();
	lines.clear();
	lw.SetLength(0);
}

void
TextPage::Append(const char *str) noexcept
{
	assert(str != nullptr);

	const char *eol;
	while ((eol = strchr(str, '\n')) != nullptr) {
		const char *next = eol + 1;

		/* strip whitespace at end */

		while (eol > str && (unsigned char)eol[-1] <= 0x20)
			--eol;

		/* create copy and append it to lines */

		lines.emplace_back(str, eol);

		/* reset control characters */

		std::replace_if(lines.back().begin(), lines.back().end(),
				[](unsigned char ch){
					return ch < 0x20;
				}, ' ');

		str = next;
	}

	if (*str != 0)
		lines.emplace_back(str);

	lw.SetLength(lines.size());
}

const char *
TextPage::GetListItemText(char *buffer, size_t size, unsigned idx) const noexcept
{
	assert(idx < lines.size());

	return utf8_to_locale(lines[idx].c_str(), buffer, size);
}

void
TextPage::Paint() const noexcept
{
	lw.Paint(TextListRenderer(*this));
}

bool
TextPage::OnCommand(struct mpdclient &c, Command cmd)
{
	if (ListPage::OnCommand(c, cmd))
		return true;

	lw.SetCursor(lw.start);
	if (screen_find(screen, lw, cmd, *this)) {
		/* center the row */
		lw.Center(lw.selected);
		SetDirty();
		return true;
	}

	return false;
}