from random import shuffle
import sys
import textwrap
+import time
from . import runner, progress
return (win, panel)
+class CursesError(BaseException):
+ def __init__(self, message="lightcards: Curses error!"):
+ self.message = message
+ print(self.message)
+ sys.exit(3)
+
+
class Help:
- def __init__(self, outer):
+ def __init__(self, outer, mlines=21, mcols=52):
"""Initialize help screen"""
self.outer = outer
- (self.win, self.panel) = panel_create(20, 52)
+ (self.win, self.panel) = panel_create(mlines, mcols)
self.panel.top()
self.panel.hide()
- self.win.clear()
text = [
"Welcome to runner. Here are some keybindings",
"H, ? open this screen",
"e open the input file in $EDITOR",
"m open the control menu",
+ "1, 2, 3 switch views",
"",
"More information can be found in the man page, or",
"by running `lightcards --help`.",
]
self.win.addstr(
- 1, 1, "LIGHTCARDS HELP", curses.color_pair(1) + curses.A_BOLD
+ 1,
+ int(mcols / 2) - 8,
+ "LIGHTCARDS HELP",
+ curses.color_pair(1) + curses.A_BOLD,
)
- self.win.hline(2, 1, curses.ACS_HLINE, 15)
+ self.win.hline(2, 1, curses.ACS_HLINE, mcols)
for t in enumerate(text):
self.win.addstr(t[0] + 3, 1, t[1])
def disp(self):
"""Display help screen"""
(mlines, mcols) = self.outer.win.getmaxyx()
- self.win.mvwin(int(mlines / 2) - 10, int(mcols / 2) - 26)
- self.outer.update_panels()
+ self.win.mvwin(int(mlines / 2) - 10, int(mcols / 2) - 25)
self.panel.show()
while True:
class Menu:
- def __init__(self, outer):
+ def __init__(self, outer, mlines=16, mcols=44):
"""Initialize the menu with content"""
self.outer = outer
- (self.win, self.panel) = panel_create(17, 44)
+ (self.win, self.panel) = panel_create(mlines, mcols)
self.panel.top()
self.panel.hide()
self.win.addstr(
- 1, 1, "LIGHTCARDS MENU", curses.color_pair(1) + curses.A_BOLD
+ 1,
+ int(mcols / 2) - 8,
+ "LIGHTCARDS MENU",
+ curses.color_pair(1) + curses.A_BOLD,
)
- self.win.hline(2, 1, curses.ACS_HLINE, 15)
+ self.win.hline(2, 1, curses.ACS_HLINE, mcols)
text = [
"[y]: reset stack to original state",
"[a]: alphabetize stack",
"[z]: shuffle stack",
- "[f]: flip all cards in stack",
"[t]: reverse stack order",
"[u]: unstar all",
"[d]: star all",
self.win.addstr(t[0] + 3, 1, t[1])
self.win.box()
- self.outer.update_panels()
def menu_print(self, string, err=False):
"""Print messages on the menu screen"""
else:
color = curses.color_pair(1)
- for i in range(42):
- self.win.addch(15, i + 1, " ")
-
- self.win.addstr(15, 1, string, color)
- self.outer.update_panels()
+ self.win.addstr(14, 1, string, color)
self.menu_grab()
def menu_grab(self):
key = self.win.getkey()
if key in ["r", "m"]:
self.panel.hide()
- self.outer.update_panels()
self.outer.get_key()
elif key == "q":
self.outer.leave()
elif key == "z":
shuffle(self.outer.stack)
self.menu_print("Stack shuffled!")
- elif key == "f":
- for x in self.outer.stack:
- x.front, x.back = x.back, x.front
- (self.outer.headers[0], self.outer.headers[1]) = (
- self.outer.headers[1],
- self.outer.headers[0],
- )
- self.menu_print("Cards flipped!")
elif key == "s":
# Check if there are any starred cards before proceeding, and
# if not, don't allow to proceed and show an error message
self.menu_print("Stars only!")
else:
self.menu_print("ERR: None are starred!", err=True)
- elif key in ["h", "KEY_LEFT"]:
- self.outer.obj.index = len(self.outer.stack) - 1
- self.outer.get_key()
elif key == "r":
self.outer.obj.index = 0
self.outer.get_key()
Display a menu offering multiple options on how to manipulate the deck
and to continue
"""
+ for i in range(42):
+ self.win.addch(14, i + 1, " ")
+
(mlines, mcols) = self.outer.win.getmaxyx()
- self.win.mvwin(int(mlines / 2) - 9, int(mcols / 2) - 22)
+ self.win.mvwin(int(mlines / 2) - 8, int(mcols / 2) - 22)
self.panel.show()
- self.outer.update_panels()
self.menu_grab()
class Display:
- def __init__(self, stack, headers, obj):
+ def __init__(self, stack, headers, obj, view):
self.stack = stack
self.headers = headers
self.obj = obj
+ self.view = view
def run(self, stdscr):
"""Set important options that require stdscr before starting"""
self.win = stdscr
- (mlines, mcols) = self.win.getmaxyx()
curses.curs_set(0) # Hide cursor
curses.use_default_colors() # Allow transparency
curses.init_pair(1, curses.COLOR_CYAN, -1)
curses.init_pair(2, curses.COLOR_RED, -1)
curses.init_pair(3, curses.COLOR_YELLOW, -1)
- (self.main_win, self.main_panel) = panel_create(mlines, mcols)
+ self.main_panel = curses.panel.new_panel(self.win)
self.menu_obj = Menu(self)
self.help_obj = Help(self)
self.get_key()
- def update_panels(self):
- """Update panel and window contents"""
- curses.panel.update_panels()
- self.win.refresh()
+ def check_size(self):
+ (mlines, mcols) = self.win.getmaxyx()
+
+ while mlines < 24 or mcols < 60:
+ self.win.clear()
+ self.win.addstr(
+ 0,
+ 0,
+ textwrap.fill(
+ "Terminal too small! Min size 60x24", width=mcols
+ ),
+ )
+ self.win.refresh()
+ (mlines, mcols) = self.win.getmaxyx()
+ time.sleep(0.1)
+ else:
+ self.disp_card()
def leave(self):
"""Pickle stack before quitting"""
Display the statusbar at the bottom of the screen with progress, star
status, and card side.
"""
- (mlines, _) = self.win.getmaxyx()
+ (mlines, mcols) = self.win.getmaxyx()
+ self.win.hline(mlines - 2, 0, 0, mcols)
# Calculate percent done
if len(self.stack) <= 1:
else:
star_color = curses.color_pair(1)
- # Create bar component
+ # Compose bar text
bar_start = "["
bar_middle = self.current_card().printStar()
bar_end = (
f"] [{len(self.nstarred())}/{str(len(self.stack))} starred] "
f"[{percent}% ("
f"{str(self.obj.index).zfill(len(str(len(self.stack))))}"
- f"/{str(len(self.stack))})] ["
- f"{self.headers[self.current_card().side]} ("
- f"{str(int(self.current_card().side) + 1)})]"
+ f"/{str(len(self.stack))})]"
)
+ if self.view != 3:
+ bar_end += (
+ f" [{self.get_side()} ("
+ f"{str(int(self.current_card().side) + 1)})]"
+ )
+ bar_end += f" [View {str(self.view)}]"
# Put it all togethor
self.win.addstr(mlines - 1, 0, bar_start, curses.color_pair(1))
self.win.addstr(
mlines - 1,
len(bar_start + bar_middle),
- bar_end,
+ textwrap.shorten(bar_end, width=mcols - 20, placeholder="…"),
curses.color_pair(1),
)
wrap_width = 80
return wrap_width
+ def get_side(self):
+ if self.obj.side == 0:
+ return self.headers[self.current_card().side]
+ else:
+ return self.headers[self.current_card().get_reverse()]
+
def disp_card(self):
- """
- Display the contents of the card.
- Shows a header, a horizontal line, and the contents of the current
- side.
- """
- (mlines, mcols) = self.win.getmaxyx()
+ (_, mcols) = self.win.getmaxyx()
self.main_panel.bottom()
- self.main_win.clear()
- # If on the back of the card, show the content of the front side in
- # the header
+ self.win.clear()
num_done = str(self.obj.index + 1).zfill(len(str(len(self.stack))))
- if self.current_card().side == 0:
- top = num_done + " | " + self.headers[self.current_card().side]
- else:
- top = (
- num_done
- + " | "
- + self.headers[self.current_card().side]
- + ' | "'
- + str(self.current_card().front)
- + '"'
+
+ if self.view in [1, 2]:
+ """
+ Display the contents of the card.
+ Shows a header, a horizontal line, and the contents of the current
+ side.
+ """
+ # If on the back of the card, show the content of the front side in
+ # the header
+ if self.view == 1:
+ self.obj.side = 0
+ elif self.view == 2:
+ self.obj.side = 1
+
+ if self.current_card().side == 0:
+ top = num_done + " | " + self.get_side()
+ else:
+ top = (
+ num_done
+ + " | "
+ + self.get_side()
+ + ' | "'
+ + str(self.current_card().get()[self.obj.get_reverse()])
+ + '"'
+ )
+
+ self.win.addstr(
+ 0,
+ 0,
+ textwrap.shorten(top, width=mcols - 20, placeholder="…"),
+ curses.A_BOLD,
)
- header_width = mcols
- if mcols > 80:
- header_width = 80
- self.main_win.addstr(
- 0,
- 0,
- textwrap.shorten(top, width=header_width, placeholder="…"),
- curses.A_BOLD,
- )
+ # Show current side
+ self.win.addstr(
+ 2,
+ 0,
+ textwrap.fill(
+ self.current_card().get()[self.obj.side],
+ width=self.wrap_width(),
+ ),
+ )
- # Add horizontal line
- lin_width = header_width
- if len(top) < header_width:
- lin_width = len(top)
- self.main_win.hline(1, 0, curses.ACS_HLINE, lin_width)
+ elif self.view == 3:
+ """
+ Display the contents of the card with both the front and back sides.
+ """
+ (_, mcols) = self.win.getmaxyx()
+ self.main_panel.bottom()
+ self.win.clear()
+
+ self.win.addstr(
+ 0,
+ 0,
+ textwrap.shorten(
+ num_done,
+ width=mcols - 20,
+ placeholder="…",
+ ),
+ curses.A_BOLD,
+ )
- # Show current side
- self.main_win.addstr(
- 2,
- 0,
- textwrap.fill(
- self.current_card().get(),
- width=self.wrap_width(),
- ),
- )
- self.update_panels()
+ # Show card content
+ self.win.addstr(
+ 2,
+ 0,
+ textwrap.fill(
+ self.headers[0] + ": " + self.current_card().front,
+ width=self.wrap_width(),
+ )
+ + "\n\n"
+ + textwrap.fill(
+ self.headers[1] + ": " + self.current_card().back,
+ width=self.wrap_width(),
+ ),
+ )
+
+ self.win.hline(1, 0, curses.ACS_HLINE, mcols)
self.disp_bar()
self.disp_sidebar()
- self.win.hline(mlines - 2, 0, 0, mcols)
def current_card(self):
"""Get current card object"""
Display a card and wait for the input.
Used as a general way of getting back into the card flow from a menu
"""
- self.disp_card()
while True:
+ self.check_size()
key = self.win.getkey()
if key == "q":
self.leave()
self.obj.forward(self.stack)
self.current_card().side = 0
self.disp_card()
- elif key in ["j", "k", "KEY_UP", "KEY_DOWN"]:
+ elif key in ["j", "k", "KEY_UP", "KEY_DOWN"] and self.view != 3:
self.current_card().flip()
self.disp_card()
elif key in ["i", "/"]:
elif key == "e":
(self.headers, self.stack) = runner.reparse()
self.get_key()
+ elif key in ["1", "2", "3"]:
+ self.view = int(key)
def disp_sidebar(self):
"""Display a sidebar with the starred terms"""
curses.color_pair(3) + curses.A_BOLD,
)
self.win.vline(0, mcols - 20, 0, mlines - 2)
- self.win.hline(1, left, 0, mlines)
nstarred = self.nstarred()
- if mlines - 5 < len(self.nstarred()):
- nstarred = self.nstarred()[: mlines - 4]
- elif mlines - 5 == len(self.nstarred()):
- nstarred = self.nstarred()[: mlines - 3]
-
- for _ in nstarred:
- for i, card in enumerate(nstarred):
- term = card.front
- if len(term) > 18:
- term = term + "…"
- self.win.addstr(2 + i, left, term)
- if not nstarred == self.nstarred():
+ for i, card in enumerate(nstarred):
+ term = card.get()[self.obj.side]
+ if len(term) > 18:
+ term = term[:18] + "…"
+
+ if i > mlines - 5:
+ for i in range(19):
+ self.win.addch(mlines - 3, left + i, " ")
+
self.win.addstr(
mlines - 3,
left,
- f"({len(self.nstarred()) - len(nstarred)} more)",
+ f"({len(nstarred) - i - 2} more)",
)
- break
+ else:
+ self.win.addstr(2 + i, left, term)
if len(self.nstarred()) == 0:
self.win.addstr(2, left, "None starred")