mirror of
https://github.com/Grasscutters/mitmproxy.git
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255 lines
7.2 KiB
Python
255 lines
7.2 KiB
Python
import copy
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import urwid
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import common
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from .. import utils
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def _mkhelp():
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text = []
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keys = [
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("A", "insert row before cursor"),
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("a", "add row after cursor"),
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("d", "delete row"),
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("e", "spawn external editor on current field"),
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("q", "return to flow view"),
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("esc", "return to flow view/exit field edit mode"),
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("tab", "next field"),
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("enter", "edit field"),
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]
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text.extend(common.format_keyvals(keys, key="key", val="text", indent=4))
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return text
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help_context = _mkhelp()
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class SText(common.WWrap):
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def __init__(self, txt, focused):
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w = urwid.Text(txt, wrap="any")
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if focused:
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w = urwid.AttrWrap(w, "focusfield")
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common.WWrap.__init__(self, w)
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def get_text(self):
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return self.w.get_text()[0]
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def keypress(self, size, key):
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return key
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def selectable(self):
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return True
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class SEdit(common.WWrap):
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def __init__(self, txt):
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w = urwid.Edit(edit_text=txt, wrap="any", multiline=True)
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w = urwid.AttrWrap(w, "editfield")
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common.WWrap.__init__(self, w)
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def get_text(self):
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return self.w.get_text()[0]
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def selectable(self):
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return True
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class KVItem(common.WWrap):
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def __init__(self, focused, editing, maxk, k, v):
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self.focused, self.editing, self.maxk = focused, editing, maxk
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if focused == 0 and editing:
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self.editing = self.kf = SEdit(k)
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else:
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self.kf = SText(k, True if focused == 0 else False)
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if focused == 1 and editing:
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self.editing = self.vf = SEdit(v)
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else:
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self.vf = SText(v, True if focused == 1 else False)
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w = urwid.Columns(
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[
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("fixed", maxk + 2, self.kf),
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self.vf
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],
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dividechars = 2
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)
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if focused is not None:
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w.set_focus_column(focused)
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common.WWrap.__init__(self, w)
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def get_kv(self):
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return (self.kf.get_text(), self.vf.get_text())
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def keypress(self, s, k):
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if self.editing:
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k = self.editing.keypress((s[0]-self.maxk-4,), k)
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return k
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def selectable(self):
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return True
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class KVWalker(urwid.ListWalker):
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def __init__(self, lst, editor):
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self.lst, self.editor = lst, editor
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self.maxk = max(len(v[0]) for v in lst) if lst else 20
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if self.maxk < 20:
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self.maxk = 20
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self.focus = 0
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self.focus_col = 0
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self.editing = False
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def _modified(self):
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self.editor.show_empty_msg()
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return urwid.ListWalker._modified(self)
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def get_current_value(self):
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if self.lst:
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return self.lst[self.focus][self.focus_col]
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def set_current_value(self, val):
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row = list(self.lst[self.focus])
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row[self.focus_col] = val
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self.lst[self.focus] = tuple(row)
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def delete_focus(self):
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if self.lst:
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del self.lst[self.focus]
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self.focus = min(len(self.lst)-1, self.focus)
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self._modified()
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def _insert(self, pos):
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self.focus = pos
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self.lst.insert(self.focus, ("", ""))
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self.focus_col = 0
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self.start_edit()
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def insert(self):
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return self._insert(self.focus)
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def add(self):
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return self._insert(min(self.focus + 1, len(self.lst)))
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def start_edit(self):
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if self.lst:
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self.editing = KVItem(self.focus_col, True, self.maxk, *self.lst[self.focus])
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self._modified()
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def stop_edit(self):
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if self.editing:
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self.lst[self.focus] = self.editing.get_kv()
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self.editing = False
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self._modified()
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def left(self):
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self.focus_col = 0
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self._modified()
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def right(self):
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self.focus_col = 1
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self._modified()
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def tab_next(self):
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self.stop_edit()
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if self.focus_col == 0:
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self.focus_col = 1
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elif self.focus != len(self.lst)-1:
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self.focus_col = 0
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self.focus += 1
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self._modified()
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def get_focus(self):
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if self.editing:
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return self.editing, self.focus
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elif self.lst:
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return KVItem(self.focus_col, False, self.maxk, *self.lst[self.focus]), self.focus
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else:
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return None, None
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def set_focus(self, focus):
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self.stop_edit()
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self.focus = focus
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def get_next(self, pos):
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if pos+1 >= len(self.lst):
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return None, None
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return KVItem(None, False, self.maxk, *self.lst[pos+1]), pos+1
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def get_prev(self, pos):
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if pos-1 < 0:
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return None, None
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return KVItem(None, False, self.maxk, *self.lst[pos-1]), pos-1
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class KVListBox(urwid.ListBox):
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def __init__(self, lw):
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urwid.ListBox.__init__(self, lw)
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class KVEditor(common.WWrap):
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def __init__(self, master, title, value, callback, *cb_args, **cb_kwargs):
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value = copy.deepcopy(value)
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self.master, self.title, self.value, self.callback = master, title, value, callback
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self.cb_args, self.cb_kwargs = cb_args, cb_kwargs
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p = urwid.Text(title)
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p = urwid.Padding(p, align="left", width=("relative", 100))
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p = urwid.AttrWrap(p, "heading")
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self.walker = KVWalker(self.value, self)
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self.lb = KVListBox(self.walker)
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self.w = urwid.Frame(self.lb, header = p)
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self.master.statusbar.update("")
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self.show_empty_msg()
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def show_empty_msg(self):
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if self.walker.lst:
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self.w.set_footer(None)
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else:
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self.w.set_footer(
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urwid.Text(
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[
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("highlight", "No values. Press "),
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("key", "a"),
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("highlight", " to add some."),
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]
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)
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)
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def keypress(self, size, key):
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if self.walker.editing:
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if key in ["esc", "enter"]:
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self.walker.stop_edit()
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elif key == "tab":
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pf = self.walker.focus
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self.walker.tab_next()
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if self.walker.focus == pf:
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self.walker.start_edit()
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else:
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self.w.keypress(size, key)
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return None
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key = common.shortcuts(key)
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if key in ["q", "esc"]:
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self.callback(self.walker.lst, *self.cb_args, **self.cb_kwargs)
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self.master.pop_view()
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elif key in ["h", "left"]:
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self.walker.left()
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elif key in ["l", "right"]:
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self.walker.right()
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elif key == "tab":
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self.walker.tab_next()
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elif key == "a":
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self.walker.add()
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elif key == "A":
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self.walker.insert()
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elif key == "d":
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self.walker.delete_focus()
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elif key == "e":
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o = self.walker.get_current_value()
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if o is not None:
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n = self.master.spawn_editor(o)
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n = utils.clean_hanging_newline(n)
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self.walker.set_current_value(n)
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self.walker._modified()
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elif key in ["enter"]:
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self.walker.start_edit()
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else:
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return self.w.keypress(size, key)
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