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ncurses: colorize the menu

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This commit is contained in:
Maxime Coste 2012-09-05 00:49:59 +02:00
parent 3f64c36654
commit 5c4df507c4
2 changed files with 54 additions and 42 deletions
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91
src/ncurses.cc
View File

@ -10,27 +10,6 @@
namespace Kakoune
{
NCursesClient::NCursesClient()
: m_menu(nullptr)
{
// setlocale(LC_ALL, "");
initscr();
cbreak();
noecho();
nonl();
intrflush(stdscr, false);
keypad(stdscr, true);
curs_set(0);
start_color();
use_default_colors();
ESCDELAY=25;
}
NCursesClient::~NCursesClient()
{
endwin();
}
static void set_attribute(int attribute, bool on)
{
if (on)
@ -58,35 +37,63 @@ static int nc_color(Color color)
}
}
static void set_color(Color fg_color, Color bg_color)
static int get_color_pair(Color fg_color, Color bg_color)
{
static std::map<std::pair<Color, Color>, int> colorpairs;
static int current_pair = -1;
static int next_pair = 1;
if (current_pair != -1)
attroff(COLOR_PAIR(current_pair));
if (fg_color == Color::Default and bg_color == Color::Default)
return;
std::pair<Color, Color> colorpair(fg_color, bg_color);
auto it = colorpairs.find(colorpair);
if (it != colorpairs.end())
{
current_pair = it->second;
attron(COLOR_PAIR(it->second));
}
return it->second;
else
{
init_pair(next_pair, nc_color(fg_color), nc_color(bg_color));
colorpairs[colorpair] = next_pair;
current_pair = next_pair;
attron(COLOR_PAIR(next_pair));
++next_pair;
return next_pair++;
}
}
static void set_color(Color fg_color, Color bg_color)
{
static int current_pair = -1;
if (current_pair != -1)
attroff(COLOR_PAIR(current_pair));
if (fg_color != Color::Default or bg_color != Color::Default)
{
current_pair = get_color_pair(fg_color, bg_color);
attron(COLOR_PAIR(current_pair));
}
}
NCursesClient::NCursesClient()
: m_menu(nullptr)
{
// setlocale(LC_ALL, "");
initscr();
cbreak();
noecho();
nonl();
intrflush(stdscr, false);
keypad(stdscr, true);
curs_set(0);
start_color();
use_default_colors();
ESCDELAY=25;
m_menu_fg = get_color_pair(Color::Blue, Color::Cyan);
m_menu_bg = get_color_pair(Color::Cyan, Color::Blue);
}
NCursesClient::~NCursesClient()
{
endwin();
}
void NCursesClient::draw_window(Window& window)
{
int max_x,max_y;
@ -231,6 +238,8 @@ void NCursesClient::show_menu(const memoryview<String>& choices)
set_menu_sub(m_menu, derwin(stdscr, max_y - pos_y - 1, max_x, pos_y, 0));
set_menu_format(m_menu, lines, columns);
set_menu_mark(m_menu, nullptr);
set_menu_fore(m_menu, COLOR_PAIR(m_menu_fg));
set_menu_back(m_menu, COLOR_PAIR(m_menu_bg));
post_menu(m_menu);
refresh();
}
@ -240,23 +249,23 @@ void NCursesClient::menu_ctrl(MenuCommand command)
switch(command)
{
case MenuCommand::SelectFirst:
set_menu_fore(m_menu, A_STANDOUT);
set_menu_fore(m_menu, COLOR_PAIR(m_menu_fg));
menu_driver(m_menu, REQ_FIRST_ITEM);
break;
case MenuCommand::SelectLast:
set_menu_fore(m_menu, A_STANDOUT);
set_menu_fore(m_menu, COLOR_PAIR(m_menu_fg));
menu_driver(m_menu, REQ_LAST_ITEM);
break;
case MenuCommand::SelectNext:
set_menu_fore(m_menu, A_STANDOUT);
set_menu_fore(m_menu, COLOR_PAIR(m_menu_fg));
menu_driver(m_menu, REQ_NEXT_ITEM);
break;
case MenuCommand::SelectPrev:
set_menu_fore(m_menu, A_STANDOUT);
set_menu_fore(m_menu, COLOR_PAIR(m_menu_fg));
menu_driver(m_menu, REQ_PREV_ITEM);
break;
case MenuCommand::SelectNone:
set_menu_fore(m_menu, A_NORMAL);
set_menu_fore(m_menu, COLOR_PAIR(m_menu_bg));
break;
case MenuCommand::Close:
{

3
src/ncurses.hh
View File

@ -30,6 +30,9 @@ private:
std::vector<ITEM*> m_items;
std::vector<String> m_counts;
std::vector<String> m_choices;
int m_menu_fg;
int m_menu_bg;
};
}