6 def set_window_geometries():
9 win["size"], win["start"] = [0, 0], [0, 0]
10 win["size"][0] = win["config"][0]
11 if (win["config"][0] == 0):
12 win["size"][0] = screen_size[0] - sep_size
13 elif (win["config"][0] < 0):
14 win["size"][0] = screen_size[0] + win["config"][0] - sep_size
15 win["size"][1] = win["config"][1]
16 if (win["config"][1] == 0):
17 win["size"][1] = screen_size[1]
18 elif (win["config"][1] < 0):
19 win["size"][1] = screen_size[1] + win["config"][1]
22 win_i = windows.index(win)
24 # If win is first window, it goes into the top left corner.
25 win["start"][0] = 0 + sep_size
29 # If not, get win's closest predecessor starting a new stack on the
30 # screen top,fit win's top left to that win_top's top right corner.
32 for i in range(win_i - 1, -1, -1):
34 if (win_top["start"][0] == 0 + sep_size):
36 win["start"][1] = win_top["start"][1] + win_top["size"][1] \
39 # If enough space is found below win's predecessor, fit win's top
40 # left corner to that predecessor's bottom left corner.
41 win_prev = windows[win_i - 1]
42 next_free_y = win_prev["start"][0] + win_prev["size"][0] + sep_size
43 if (win["size"][1] <= win_prev["size"][1] and
44 win["size"][0] <= screen_size[0] - next_free_y):
45 win["start"][1] = win_prev["start"][1]
46 win["start"][0] = next_free_y
48 # If that fails, try to fit win's top left corner to the top right
49 # corner of its closest predecessor win_test 1) below win_top (see
50 # above) 2) and with enough space open to its right between its
51 # right edge and the lower edge of a win_high located directly
52 # above win_test to fit win there (without growing further to the
53 # right than win_high does or surpassing the screen's lower edge).
57 while (win_test != win_top):
58 for i in range(win_i - 2, -1, -1):
60 if win_test["start"][0] > win_high["start"][0]:
62 next_free_y = win_high["start"][0] + win_high["size"][0] \
64 first_free_x = win_test["start"][1] + win_test["size"][1] \
66 last_free_x = win_high["start"][1] + win_high["size"][1]
67 if (win["size"][0] <= screen_size[0] - next_free_y and
68 win["size"][1] <= last_free_x - first_free_x):
69 win["start"][1] = first_free_x
70 win["start"][0] = next_free_y
74 global screen_size, stdscr
76 stdscr = curses.initscr()
77 screen_size = stdscr.getmaxyx()
85 def draw_window_border_lines():
88 j = win["start"][int(k == 0)] - sep_size
89 if (j >= 0 and j < screen_size[int(k == 0)]):
90 start = win["start"][k]
91 # start = start if start >= 0 else 0
92 end = win["start"][k] + win["size"][k]
93 end = end if end < screen_size[k] else screen_size[k]
95 [stdscr.addch(j, i, '-') for i in range(start, end)]
97 [stdscr.addch(i, j, '|') for i in range(start, end)]
99 def draw_window_border_corners():
101 up = win["start"][0] - sep_size
102 down = win["start"][0] + win["size"][0]
103 left = win["start"][1] - sep_size
104 right = win["start"][1] + win["size"][1]
105 if (up >= 0 and up < screen_size[0]):
106 if (left >= 0 and left < screen_size[1]):
107 stdscr.addch(up, left, '+')
108 if (right >= 0 and right < screen_size[1]):
109 stdscr.addch(up, right, '+')
110 if (down >= 0 and down < screen_size[0]):
111 if (left >= 0 and left < screen_size[1]):
112 stdscr.addch(down, left, '+')
113 if (right >= 0 and right < screen_size[1]):
114 stdscr.addch(down, right, '+')
116 def draw_window_contents():
120 stop[i] = win["size"][i] + offset[i]
121 stop[i] = stop[i] if stop[i] < size[i] else size[i]
122 for y in range(offset[0], stop[0]):
123 for x in range(offset[1], stop[1]):
124 cell = winmap[y * size[1] + x]
125 y_in_screen = win["start"][0] + (y - offset[0])
126 x_in_screen = win["start"][1] + (x - offset[1])
127 if (y_in_screen < screen_size[0]
128 and x_in_screen < screen_size[1]):
129 stdscr.addch(y_in_screen, x_in_screen, cell)
130 def draw_scroll_hints():
131 def draw_scroll_string(n_lines_outside):
132 hint = ' ' + str(n_lines_outside + 1) + ' more ' + unit + ' '
133 if len(hint) <= win["size"][ni]:
134 non_hint_space = win["size"][ni] - len(hint)
135 hint_offset = int(non_hint_space / 2)
136 for j in range(win["size"][ni] - non_hint_space):
137 pos_2 = win["start"][ni] + hint_offset + j
138 x, y = (pos_2, pos_1) if ni else (pos_1, pos_2)
139 stdscr.addch(y, x, hint[j], curses.A_REVERSE)
140 def draw_scroll_arrows(ar1, ar2):
141 for j in range(win["size"][ni]):
142 pos_2 = win["start"][ni] + j
143 x, y = (pos_2, pos_1) if ni else (pos_1, pos_2)
144 stdscr.addch(y, x, ar1 if ni else ar2, curses.A_REVERSE)
147 unit = 'rows' if ni else 'columns'
149 pos_1 = win["start"][i]
150 draw_scroll_arrows('^', '<')
151 draw_scroll_string(offset[i])
152 if (size[i] > offset[i] + win["size"][i]):
153 pos_1 = win["start"][i] + win["size"][i] - 1
154 draw_scroll_arrows('v', '>')
155 draw_scroll_string(size[i] - offset[i] - win["size"][i])
157 offset, size, winmap = win["func"]()
162 draw_window_border_lines()
163 draw_window_border_corners()
164 draw_window_contents()
168 def cursed_main(stdscr):
170 curses.curs_set(False)
171 # stdscr.keypad(True)
172 signal.signal(signal.SIGWINCH,
173 lambda ignore_1, ignore_2: set_window_geometries())
174 set_window_geometries()
177 char = stdscr.getch()
179 if chr(char) in commands:
180 commands[chr(char)]()
184 winmap = ['.', 'o', '.', 'o', 'O', 'o', '.', 'o', '.', 'x', 'y', 'x']
187 return offset, size, winmap
191 io["file_out"].write("QUIT\n")
192 io["file_out"].flush()
193 raise SystemExit("Received QUIT command, forwarded to server, leaving.")
197 {"config": [1, 33], "func": foo},
198 {"config": [-7, 33], "func": foo},
199 {"config": [4, 16], "func": foo},
200 {"config": [4, 16], "func": foo},
201 {"config": [0, -34], "func": foo}
204 "path_out": "server/in"
209 sep_size = 1 # Width of inter-window borders and title bars.
215 if (not os.access(io["path_out"], os.F_OK)):
216 msg = "No server input file found at " + io["path_out"] + "."
217 raise SystemExit(msg)
218 io["file_out"] = open(io["path_out"], "a")
219 curses.wrapper(cursed_main)
220 except SystemExit as exit:
221 print("ABORTING: " + exit.args[0])
223 print("SOMETHING WENT WRONG IN UNEXPECTED WAYS")
227 io["file_out"].close()