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Properly trim when splitting up the format string 

Previously only single spaces would be trimmed and not multiple ones.
Now use a proper trim implementation for strings.
This commit is contained in:
Till Smejkal 2020-07-05 13:04:57 +02:00
parent b9cf0a9c9a
commit b7e8275d90
1 changed files with 24 additions and 8 deletions
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32
src/modules/wlr/taskbar.cpp
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@ -20,6 +20,27 @@
namespace waybar::modules::wlr {
/* String manipulation methods */
const std::string WHITESPACE = " \n\r\t\f\v";
static std::string ltrim(const std::string& s)
{
size_t start = s.find_first_not_of(WHITESPACE);
return (start == std::string::npos) ? "" : s.substr(start);
}
static std::string rtrim(const std::string& s)
{
size_t end = s.find_last_not_of(WHITESPACE);
return (end == std::string::npos) ? "" : s.substr(0, end + 1);
}
static std::string trim(const std::string& s)
{
return rtrim(ltrim(s));
}
/* Icon loading functions */
/* Method 1 - get the correct icon name from the desktop file */
@ -196,13 +217,13 @@ Task::Task(const waybar::Bar &bar, const Json::Value &config, Taskbar *tbar,
auto icon_pos = format.find("{icon}");
if (icon_pos == 0) {
with_icon_ = true;
format_after_ = format.substr(6);
format_after_ = trim(format.substr(6));
} else if (icon_pos == std::string::npos) {
format_before_ = format;
} else {
with_icon_ = true;
format_before_ = format.substr(0, icon_pos);
format_after_ = format.substr(icon_pos + 6);
format_before_ = trim(format.substr(0, icon_pos));
format_after_ = trim(format.substr(icon_pos + 6));
}
} else {
/* The default is to only show the icon */
@ -210,11 +231,6 @@ Task::Task(const waybar::Bar &bar, const Json::Value &config, Taskbar *tbar,
}
/* Strip spaces at the beginning and end of the format strings */
if (!format_before_.empty() && format_before_.back() == ' ')
format_before_.pop_back();
if (!format_after_.empty() && format_after_.front() == ' ')
format_after_.erase(std::cbegin(format_after_));
format_tooltip_.clear();
if (!config_["tooltip"].isBool() || config_["tooltip"].asBool()) {
if (config_["tooltip-format"].isString())