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1#!/usr/bin/env python
2#
3# $Id$
4#
5# (n)curses exerciser in Python, an interactive test for the curses
6# module. Currently, only the panel demos are ported.
7
8import curses
9from curses import panel
10
11def wGetchar(win = None):
12    if win is None: win = stdscr
13    return win.getch()
14
15def Getchar():
16    wGetchar()
17
18#
19# Panels tester
20#
21def wait_a_while():
22    if nap_msec == 1:
23        Getchar()
24    else:
25        curses.napms(nap_msec)
26
27def saywhat(text):
28    stdscr.move(curses.LINES - 1, 0)
29    stdscr.clrtoeol()
30    stdscr.addstr(text)
31
32def mkpanel(color, rows, cols, tly, tlx):
33    win = curses.newwin(rows, cols, tly, tlx)
34    pan = panel.new_panel(win)
35    if curses.has_colors():
36        if color == curses.COLOR_BLUE:
37            fg = curses.COLOR_WHITE
38        else:
39            fg = curses.COLOR_BLACK
40        bg = color
41        curses.init_pair(color, fg, bg)
42        win.bkgdset(ord(' '), curses.color_pair(color))
43    else:
44        win.bkgdset(ord(' '), curses.A_BOLD)
45
46    return pan
47
48def pflush():
49    panel.update_panels()
50    curses.doupdate()
51
52def fill_panel(pan):
53    win = pan.window()
54    num = pan.userptr()[1]
55
56    win.move(1, 1)
57    win.addstr("-pan%c-" % num)
58    win.clrtoeol()
59    win.box()
60
61    maxy, maxx = win.getmaxyx()
62    for y in range(2, maxy - 1):
63        for x in range(1, maxx - 1):
64            win.move(y, x)
65            win.addch(num)
66
67def demo_panels(win):
68    global stdscr, nap_msec, mod
69    stdscr = win
70    nap_msec = 1
71    mod = ["test", "TEST", "(**)", "*()*", "<-->", "LAST"]
72
73    stdscr.refresh()
74
75    for y in range(0, curses.LINES - 1):
76        for x in range(0, curses.COLS):
77            stdscr.addstr("%d" % ((y + x) % 10))
78    for y in range(0, 1):
79        p1 = mkpanel(curses.COLOR_RED,
80                     curses.LINES // 2 - 2,
81                     curses.COLS // 8 + 1,
82                     0,
83                     0)
84        p1.set_userptr("p1")
85
86        p2 = mkpanel(curses.COLOR_GREEN,
87                     curses.LINES // 2 + 1,
88                     curses.COLS // 7,
89                     curses.LINES // 4,
90                     curses.COLS // 10)
91        p2.set_userptr("p2")
92
93        p3 = mkpanel(curses.COLOR_YELLOW,
94                     curses.LINES // 4,
95                     curses.COLS // 10,
96                     curses.LINES // 2,
97                     curses.COLS // 9)
98        p3.set_userptr("p3")
99
100        p4 = mkpanel(curses.COLOR_BLUE,
101                     curses.LINES // 2 - 2,
102                     curses.COLS // 8,
103                     curses.LINES // 2 - 2,
104                     curses.COLS // 3)
105        p4.set_userptr("p4")
106
107        p5 = mkpanel(curses.COLOR_MAGENTA,
108                     curses.LINES // 2 - 2,
109                     curses.COLS // 8,
110                     curses.LINES // 2,
111                     curses.COLS // 2 - 2)
112        p5.set_userptr("p5")
113
114        fill_panel(p1)
115        fill_panel(p2)
116        fill_panel(p3)
117        fill_panel(p4)
118        fill_panel(p5)
119        p4.hide()
120        p5.hide()
121        pflush()
122        saywhat("press any key to continue")
123        wait_a_while()
124
125        saywhat("h3 s1 s2 s4 s5;press any key to continue")
126        p1.move(0, 0)
127        p3.hide()
128        p1.show()
129        p2.show()
130        p4.show()
131        p5.show()
132        pflush()
133        wait_a_while()
134
135        saywhat("s1; press any key to continue")
136        p1.show()
137        pflush()
138        wait_a_while()
139
140        saywhat("s2; press any key to continue")
141        p2.show()
142        pflush()
143        wait_a_while()
144
145        saywhat("m2; press any key to continue")
146        p2.move(curses.LINES // 3 + 1, curses.COLS // 8)
147        pflush()
148        wait_a_while()
149
150        saywhat("s3; press any key to continue")
151        p3.show()
152        pflush()
153        wait_a_while()
154
155        saywhat("m3; press any key to continue")
156        p3.move(curses.LINES // 4 + 1, curses.COLS // 15)
157        pflush()
158        wait_a_while()
159
160        saywhat("b3; press any key to continue")
161        p3.bottom()
162        pflush()
163        wait_a_while()
164
165        saywhat("s4; press any key to continue")
166        p4.show()
167        pflush()
168        wait_a_while()
169
170        saywhat("s5; press any key to continue")
171        p5.show()
172        pflush()
173        wait_a_while()
174
175        saywhat("t3; press any key to continue")
176        p3.top()
177        pflush()
178        wait_a_while()
179
180        saywhat("t1; press any key to continue")
181        p1.show()
182        pflush()
183        wait_a_while()
184
185        saywhat("t2; press any key to continue")
186        p2.show()
187        pflush()
188        wait_a_while()
189
190        saywhat("t3; press any key to continue")
191        p3.show()
192        pflush()
193        wait_a_while()
194
195        saywhat("t4; press any key to continue")
196        p4.show()
197        pflush()
198        wait_a_while()
199
200        for itmp in range(0, 6):
201            w4 = p4.window()
202            w5 = p5.window()
203
204            saywhat("m4; press any key to continue")
205            w4.move(curses.LINES // 8, 1)
206            w4.addstr(mod[itmp])
207            p4.move(curses.LINES // 6, itmp * curses.COLS // 8)
208            w5.move(curses.LINES // 6, 1)
209            w5.addstr(mod[itmp])
210            pflush()
211            wait_a_while()
212
213            saywhat("m5; press any key to continue")
214            w4.move(curses.LINES // 6, 1)
215            w4.addstr(mod[itmp])
216            p5.move(curses.LINES // 3 - 1, itmp * 10 + 6)
217            w5.move(curses.LINES // 8, 1)
218            w5.addstr(mod[itmp])
219            pflush()
220            wait_a_while()
221
222        saywhat("m4; press any key to continue")
223        p4.move(curses.LINES // 6, (itmp + 1) * curses.COLS // 8)
224        pflush()
225        wait_a_while()
226
227        saywhat("t5; press any key to continue")
228        p5.top()
229        pflush()
230        wait_a_while()
231
232        saywhat("t2; press any key to continue")
233        p2.top()
234        pflush()
235        wait_a_while()
236
237        saywhat("t1; press any key to continue")
238        p1.top()
239        pflush()
240        wait_a_while()
241
242        saywhat("d2; press any key to continue")
243        del p2
244        pflush()
245        wait_a_while()
246
247        saywhat("h3; press any key to continue")
248        p3.hide()
249        pflush()
250        wait_a_while()
251
252        saywhat("d1; press any key to continue")
253        del p1
254        pflush()
255        wait_a_while()
256
257        saywhat("d4; press any key to continue")
258        del p4
259        pflush()
260        wait_a_while()
261
262        saywhat("d5; press any key to continue")
263        del p5
264        pflush()
265        wait_a_while()
266        if nap_msec == 1:
267            break
268        nap_msec = 100
269
270#
271# one fine day there'll be the menu at this place
272#
273curses.wrapper(demo_panels)
274