mirror of https://github.com/aristocratos/btop.git
Fixed: Alignment of columns in proc box when wide UTF8 characters are used
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951423dba5
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@ -1399,7 +1399,7 @@ namespace Proc {
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out += Mv::to(y+2+lc, x+1)
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+ g_color + rjust(to_string(p.pid), 8) + ' '
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+ c_color + ljust(p.name, prog_size, true) + ' ' + end
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+ (cmd_size > 0 ? g_color + ljust(p.cmd, cmd_size, true, true) + ' ' : "");
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+ (cmd_size > 0 ? g_color + ljust(p.cmd, cmd_size, true, true) + Mv::to(y+2+lc, x+11+prog_size+cmd_size) + ' ' : "");
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}
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//? Tree view line
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else {
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@ -1412,10 +1412,10 @@ namespace Proc {
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width_left -= (ulen(p.name) + 1);
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}
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if (width_left > 7 and p.short_cmd != p.name) {
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out += g_color + '(' + uresize(p.short_cmd, width_left - 3, true) + ") ";
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out += g_color + '(' + uresize(p.short_cmd, width_left - 3, true) + ')';
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width_left -= (ulen(p.short_cmd, true) + 3);
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}
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out += string(max(0, width_left), ' ');
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out += Mv::to(y+2+lc, x+2+tree_size);
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}
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//? Common end of line
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string cpu_str = to_string(p.cpu_p);
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@ -25,6 +25,7 @@ tab-size = 4
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#include <utility>
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#include <ranges>
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#include <robin_hood.h>
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#include <widechar_width.hpp>
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#include <unistd.h>
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#include <termios.h>
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@ -166,17 +167,47 @@ namespace Fx {
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namespace Tools {
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size_t wide_ulen(const string& str) {
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unsigned int chars = 0;
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std::wstring_convert<std::codecvt_utf8<wchar_t>> conv;
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auto w_str = conv.from_bytes(str.c_str());
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for (auto c : w_str) {
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chars += utf8::wcwidth(c);
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}
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return chars;
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}
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size_t wide_ulen(const std::wstring& w_str) {
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unsigned int chars = 0;
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for (auto c : w_str) {
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chars += utf8::wcwidth(c);
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}
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return chars;
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}
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string uresize(string str, const size_t len, const bool wide) {
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if (len < 1 or str.empty()) return "";
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for (size_t x = 0, i = 0; i < str.size(); i++) {
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if (wide and static_cast<unsigned char>(str.at(i)) > 0xef) x += 2;
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else if ((static_cast<unsigned char>(str.at(i)) & 0xC0) != 0x80) x++;
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if (x >= len + 1) {
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str.resize(i);
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str.shrink_to_fit();
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break;
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if (wide) {
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std::wstring_convert<std::codecvt_utf8<wchar_t>> conv;
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auto w_str = conv.from_bytes(str.c_str());
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while (wide_ulen(w_str) > len)
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w_str.pop_back();
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str = conv.to_bytes(w_str);
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}
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else {
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for (size_t x = 0, i = 0; i < str.size(); i++) {
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if ((static_cast<unsigned char>(str.at(i)) & 0xC0) != 0x80) x++;
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if (x >= len + 1) {
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str.resize(i);
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break;
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}
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}
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}
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str.shrink_to_fit();
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return str;
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}
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@ -132,10 +132,12 @@ namespace Term {
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namespace Tools {
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constexpr auto SSmax = std::numeric_limits<std::streamsize>::max();
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//* Return number of UTF8 characters in a string (wide=true counts UTF-8 characters with a width > 1 as 2 characters)
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size_t wide_ulen(const string& str);
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size_t wide_ulen(const std::wstring& w_str);
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//* Return number of UTF8 characters in a string (wide=true for column size needed on terminal)
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inline size_t ulen(const string& str, const bool wide=false) {
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return std::ranges::count_if(str, [](char c) { return (static_cast<unsigned char>(c) & 0xC0) != 0x80; })
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+ (wide ? std::ranges::count_if(str, [](char c) { return (static_cast<unsigned char>(c) > 0xef); }) : 0);
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return (wide ? wide_ulen(str) : std::ranges::count_if(str, [](char c) { return (static_cast<unsigned char>(c) & 0xC0) != 0x80; }));
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}
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//* Resize a string consisting of UTF8 characters (only reduces size)
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