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<html><head><title>Python: module ranger.gui.widgets.notify</title>
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<font color="#ffffff" face="helvetica, arial"> <br><big><big><strong><a href="ranger.html"><font color="#ffffff">ranger</font></a>.<a href="ranger.gui.html"><font color="#ffffff">gui</font></a>.<a href="ranger.gui.widgets.html"><font color="#ffffff">widgets</font></a>.notify</strong></big></big></font></td
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><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/home/hut/work/ranger/ranger/gui/widgets/notify.py">/home/hut/work/ranger/ranger/gui/widgets/notify.py</a></font></td></tr></table>
<p><tt><a href="#Notify">Notify</a> is a bar which displays messages.</tt></p>
<p>
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<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
<tr><td bgcolor="#ee77aa"><tt> </tt></td><td> </td>
<td width="100%"><dl>
<dt><font face="helvetica, arial"><a href="builtins.html#object">builtins.object</a>
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<dl>
<dt><font face="helvetica, arial"><a href="ranger.gui.widgets.notify.html#Message">Message</a>
</font></dt></dl>
</dd>
<dt><font face="helvetica, arial"><a href="ranger.gui.widgets.html#Widget">ranger.gui.widgets.Widget</a>(<a href="ranger.gui.displayable.html#Displayable">ranger.gui.displayable.Displayable</a>)
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="ranger.gui.widgets.notify.html#Notify">Notify</a>
</font></dt></dl>
</dd>
</dl>
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<font color="#000000" face="helvetica, arial"><a name="Message">class <strong>Message</strong></a>(<a href="builtins.html#object">builtins.object</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%">Methods defined here:<br>
<dl><dt><a name="Message-__init__"><strong>__init__</strong></a>(self, container, text, duration, bad)</dt></dl>
<dl><dt><a name="Message-delete"><strong>delete</strong></a>(self)</dt></dl>
<dl><dt><a name="Message-set_duration"><strong>set_duration</strong></a>(self, n<font color="#909090">=4</font>)</dt></dl>
<hr>
Data descriptors defined here:<br>
<dl><dt><strong>__dict__</strong></dt>
<dd><tt>dictionary for instance variables (if defined)</tt></dd>
</dl>
<dl><dt><strong>__weakref__</strong></dt>
<dd><tt>list of weak references to the object (if defined)</tt></dd>
</dl>
<hr>
Data and other attributes defined here:<br>
<dl><dt><strong>alive</strong> = True</dl>
<dl><dt><strong>bad</strong> = False</dl>
<dl><dt><strong>container</strong> = None</dl>
<dl><dt><strong>elapse</strong> = None</dl>
<dl><dt><strong>text</strong> = None</dl>
</td></tr></table> <p>
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<font color="#000000" face="helvetica, arial"><a name="Notify">class <strong>Notify</strong></a>(<a href="ranger.gui.widgets.html#Widget">ranger.gui.widgets.Widget</a>)</font></td></tr>
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%"><dl><dt>Method resolution order:</dt>
<dd><a href="ranger.gui.widgets.notify.html#Notify">Notify</a></dd>
<dd><a href="ranger.gui.widgets.html#Widget"pre { line-height: 125%; }
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# A Lisp with indent-sensitivity and infix.
fn main screen: (addr screen), keyboard: (addr keyboard), data-disk: (addr disk) {
var globals-storage: global-table
var globals/edi: (addr global-table) <- address globals-storage
initialize-globals globals
var sandbox-storage: sandbox
var sandbox/esi: (addr sandbox) <- address sandbox-storage
initialize-sandbox sandbox, 1/with-screen
load-state data-disk, sandbox, globals
$main:loop: {
# globals layout: 1 char padding, 41 code, 1 padding, 41 code, 1 padding = 85
# sandbox layout: 1 padding, 41 code, 1 padding = 43
# total = 128 chars
render-globals screen, globals
render-sandbox screen, sandbox, 0x56/sandbox-left-margin, 1/y, 0x80/screen-width, 0x2f/screen-height-without-menu
{
var key/eax: byte <- read-key keyboard
compare key, 0
loop-if-=
# ctrl-r
{
compare key, 0x12/ctrl-r
break-if-!=
var tmp/eax: (addr handle cell) <- copy 0
var nil: (handle cell)
tmp <- address nil
allocate-pair tmp
# (main 0/real-screen 0/real-keyboard)
# We're using the fact that 'screen' and 'keyboard' in this function are always 0.
var real-keyboard: (handle cell)
tmp <- address real-keyboard
allocate-keyboard tmp
# args = cons(real-keyboard, nil)
var args: (handle cell)
tmp <- address args
new-pair tmp, real-keyboard, nil
#
var real-screen: (handle cell)
tmp <- address real-screen
allocate-screen tmp
# args = cons(real-screen, args)
tmp <- address args
new-pair tmp, real-screen, *tmp
#
var main: (handle cell)
tmp <- address main
new-symbol tmp, "main"
# args = cons(main, args)
tmp <- address args
new-pair tmp, main, *tmp
# clear real screen
clear-screen screen
set-cursor-position screen, 0, 0
# run
var out: (handle cell)
var out-ah/ecx: (addr handle cell) <- address out
evaluate tmp, out-ah, nil, globals, 0/trace, 0/no-fake-screen, 0/no-fake-keyboard, 0/call-number
{
var tmp/eax: byte <- read-key keyboard
compare tmp, 0
loop-if-=
}
#
loop $main:loop
}
# no way to quit right now; just reboot
edit-sandbox sandbox, key, globals, data-disk, screen, 1/tweak-real-screen
}
loop
}
}
# Gotcha: some saved state may not load.
fn load-state data-disk: (addr disk), _sandbox: (addr sandbox), globals: (addr global-table) {
var sandbox/eax: (addr sandbox) <- copy _sandbox
var data-ah/eax: (addr handle gap-buffer) <- get sandbox, data
var _data/eax: (addr gap-buffer) <- lookup *data-ah
var data/esi: (addr gap-buffer) <- copy _data
# data-disk -> stream
var s-storage: (stream byte 0x1000) # space for 8/sectors
var s/ebx: (addr stream byte) <- address s-storage
load-sectors data-disk, 0/lba, 8/sectors, s
#? draw-stream-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, s, 7/fg, 0/bg
# stream -> gap-buffer
load-gap-buffer-from-stream data, s
clear-stream s
# read: gap-buffer -> cell
var initial-root-storage: (handle cell)
var initial-root/ecx: (addr handle cell) <- address initial-root-storage
read-cell data, initial-root, 0/no-trace
clear-gap-buffer data
#
{
var initial-root-addr/eax: (addr cell) <- lookup *initial-root
compare initial-root-addr, 0
break-if-!=
return
}
# load globals from assoc(initial-root, 'globals)
var globals-literal-storage: (handle cell)
var globals-literal-ah/eax: (addr handle cell) <- address globals-literal-storage
new-symbol globals-literal-ah, "globals"
var globals-literal/eax: (addr cell) <- lookup *globals-literal-ah
var globals-cell-storage: (handle cell)
var globals-cell-ah/edx: (addr handle cell) <- address globals-cell-storage
lookup-symbol globals-literal, globals-cell-ah, *initial-root, 0/no-globals, 0/no-trace, 0/no-screen, 0/no-keyboard
var globals-cell/eax: (addr cell) <- lookup *globals-cell-ah
{
compare globals-cell, 0
break-if-=
load-globals globals-cell-ah, globals
}
# sandbox = assoc(initial-root, 'sandbox)
var sandbox-literal-storage: (handle cell)
var sandbox-literal-ah/eax: (addr handle cell) <- address sandbox-literal-storage
new-symbol sandbox-literal-ah, "sandbox"
var sandbox-literal/eax: (addr cell) <- lookup *sandbox-literal-ah
var sandbox-cell-storage: (handle cell)
var sandbox-cell-ah/edx: (addr handle cell) <- address sandbox-cell-storage
lookup-symbol sandbox-literal, sandbox-cell-ah, *initial-root, 0/no-globals, 0/no-trace, 0/no-screen, 0/no-keyboard
var sandbox-cell/eax: (addr cell) <- lookup *sandbox-cell-ah
{
compare sandbox-cell, 0
break-if-=
# print: cell -> stream
print-cell sandbox-cell-ah, s, 0/no-trace
# stream -> gap-buffer
load-gap-buffer-from-stream data, s
}
}
# Save state as an alist of alists:
# ((globals . ((a . (fn ...))
# ...))
# (sandbox . ...))
fn store-state data-disk: (addr disk), sandbox: (addr sandbox), globals: (addr global-table) {
compare data-disk, 0/no-disk
{
break-if-!=
return
}
var stream-storage: (stream byte 0x1000) # space enough for 8/sectors
var stream/edi: (addr stream byte) <- address stream-storage
write stream, "(\n"
write-globals stream, globals
write-sandbox stream, sandbox
write stream, ")\n"
store-sectors data-disk, 0/lba, 8/sectors, stream
}