xenia/home
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

refactor/cleanup NCursesUI::menu_show

Browse Source
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
src/ncurses.cc
View File

@ -301,22 +301,25 @@ void NCursesUI::menu_show(const memoryview<String>& choices,
{ {
assert(m_menu == nullptr); assert(m_menu == nullptr);
assert(m_menu_win == nullptr); assert(m_menu_win == nullptr);
m_choices = std::vector<String>(choices.begin(), choices.end()); assert(m_choices.empty());
CharCount longest = 0; assert(m_items.empty());
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;
int max_x,max_y; int max_x,max_y;
getmaxyx(stdscr, max_y, max_x); getmaxyx(stdscr, max_y, max_x);
max_x -= (int)anchor.column; max_x -= (int)anchor.column;
int columns = (style == MenuStyle::Prompt) ? m_choices.reserve(choices.size());
(max_x / std::min(max_x, (int)longest)) : 1; 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)); int lines = std::min(10, (int)ceilf((float)m_choices.size()/columns));
m_menu_pos = { anchor.line+1, anchor.column }; m_menu_pos = { anchor.line+1, anchor.column };
@ -360,6 +363,7 @@ void NCursesUI::menu_hide()
delwin(m_menu_win); delwin(m_menu_win);
m_menu_win = nullptr; m_menu_win = nullptr;
m_items.clear(); m_items.clear();
m_choices.clear();
} }
DisplayCoord NCursesUI::dimensions() DisplayCoord NCursesUI::dimensions()