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refactor/cleanup NCursesUI::menu_show

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This commit is contained in:
Maxime Coste 2012-11-21 19:01:13 +01:00
parent 9d04c773c1
commit d331856fb3
1 changed files with 15 additions and 11 deletions
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26
src/ncurses.cc
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@ -301,22 +301,25 @@ void NCursesUI::menu_show(const memoryview<String>& choices,
{
assert(m_menu == nullptr);
assert(m_menu_win == nullptr);
m_choices = std::vector<String>(choices.begin(), choices.end());
CharCount longest = 0;
for (int i = 0; i < m_choices.size(); ++i)
{
m_items.push_back(new_item(m_choices[i].c_str(), ""));
longest = std::max(longest, m_choices[i].char_length());
}
m_items.push_back(nullptr);
longest += 1;
assert(m_choices.empty());
assert(m_items.empty());
int max_x,max_y;
getmaxyx(stdscr, max_y, max_x);
max_x -= (int)anchor.column;
int columns = (style == MenuStyle::Prompt) ?
(max_x / std::min(max_x, (int)longest)) : 1;
m_choices.reserve(choices.size());
CharCount longest = 0;
for (auto& choice : choices)
{
m_choices.push_back(choice.substr(0_char, std::min(max_x-1, 200)));
m_items.emplace_back(new_item(m_choices.back().c_str(), ""));
longest = std::max(longest, m_choices.back().char_length());
}
m_items.push_back(nullptr);
longest += 1;
int columns = (style == MenuStyle::Prompt) ? (max_x / (int)longest) : 1;
int lines = std::min(10, (int)ceilf((float)m_choices.size()/columns));
m_menu_pos = { anchor.line+1, anchor.column };
@ -360,6 +363,7 @@ void NCursesUI::menu_hide()
delwin(m_menu_win);
m_menu_win = nullptr;
m_items.clear();
m_choices.clear();
}
DisplayCoord NCursesUI::dimensions()