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-rw-r--r--lldb/utils/lui/commandwin.py222
1 files changed, 116 insertions, 106 deletions
diff --git a/lldb/utils/lui/commandwin.py b/lldb/utils/lui/commandwin.py
index 2eb2082c6c8..f778d736ec5 100644
--- a/lldb/utils/lui/commandwin.py
+++ b/lldb/utils/lui/commandwin.py
@@ -1,9 +1,9 @@
##===-- commandwin.py ----------------------------------------*- Python -*-===##
##
-## The LLVM Compiler Infrastructure
+# The LLVM Compiler Infrastructure
##
-## This file is distributed under the University of Illinois Open Source
-## License. See LICENSE.TXT for details.
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
##
##===----------------------------------------------------------------------===##
@@ -12,110 +12,120 @@ import curses
import lldb
from itertools import islice
+
class History(object):
- def __init__(self):
- self.data = {}
- self.pos = 0
- self.tempEntry = ''
-
- def previous(self, curr):
- if self.pos == len(self.data):
- self.tempEntry = curr
-
- if self.pos < 0:
- return ''
- if self.pos == 0:
- self.pos -= 1
- return ''
- if self.pos > 0:
- self.pos -= 1
- return self.data[self.pos]
-
- def next(self):
- if self.pos < len(self.data):
- self.pos += 1
-
- if self.pos < len(self.data):
- return self.data[self.pos]
- elif self.tempEntry != '':
- return self.tempEntry
- else:
- return ''
-
- def add(self, c):
- self.tempEntry = ''
- self.pos = len(self.data)
- if self.pos == 0 or self.data[self.pos-1] != c:
- self.data[self.pos] = c
- self.pos += 1
+
+ def __init__(self):
+ self.data = {}
+ self.pos = 0
+ self.tempEntry = ''
+
+ def previous(self, curr):
+ if self.pos == len(self.data):
+ self.tempEntry = curr
+
+ if self.pos < 0:
+ return ''
+ if self.pos == 0:
+ self.pos -= 1
+ return ''
+ if self.pos > 0:
+ self.pos -= 1
+ return self.data[self.pos]
+
+ def next(self):
+ if self.pos < len(self.data):
+ self.pos += 1
+
+ if self.pos < len(self.data):
+ return self.data[self.pos]
+ elif self.tempEntry != '':
+ return self.tempEntry
+ else:
+ return ''
+
+ def add(self, c):
+ self.tempEntry = ''
+ self.pos = len(self.data)
+ if self.pos == 0 or self.data[self.pos - 1] != c:
+ self.data[self.pos] = c
+ self.pos += 1
+
class CommandWin(cui.TitledWin):
- def __init__(self, driver, x, y, w, h):
- super(CommandWin, self).__init__(x, y, w, h, "Commands")
- self.command = ""
- self.data = ""
- driver.setSize(w, h)
-
- self.win.scrollok(1)
-
- self.driver = driver
- self.history = History()
-
- def enterCallback(content):
- self.handleCommand(content)
- def tabCompleteCallback(content):
- self.data = content
- matches = lldb.SBStringList()
- commandinterpreter = self.getCommandInterpreter()
- commandinterpreter.HandleCompletion(self.data, self.el.index, 0, -1, matches)
- if matches.GetSize() == 2:
- self.el.content += matches.GetStringAtIndex(0)
- self.el.index = len(self.el.content)
- self.el.draw()
- else:
- self.win.move(self.el.starty, self.el.startx)
- self.win.scroll(1)
- self.win.addstr("Available Completions:")
+
+ def __init__(self, driver, x, y, w, h):
+ super(CommandWin, self).__init__(x, y, w, h, "Commands")
+ self.command = ""
+ self.data = ""
+ driver.setSize(w, h)
+
+ self.win.scrollok(1)
+
+ self.driver = driver
+ self.history = History()
+
+ def enterCallback(content):
+ self.handleCommand(content)
+
+ def tabCompleteCallback(content):
+ self.data = content
+ matches = lldb.SBStringList()
+ commandinterpreter = self.getCommandInterpreter()
+ commandinterpreter.HandleCompletion(
+ self.data, self.el.index, 0, -1, matches)
+ if matches.GetSize() == 2:
+ self.el.content += matches.GetStringAtIndex(0)
+ self.el.index = len(self.el.content)
+ self.el.draw()
+ else:
+ self.win.move(self.el.starty, self.el.startx)
+ self.win.scroll(1)
+ self.win.addstr("Available Completions:")
+ self.win.scroll(1)
+ for m in islice(matches, 1, None):
+ self.win.addstr(self.win.getyx()[0], 0, m)
+ self.win.scroll(1)
+ self.el.draw()
+
+ self.startline = self.win.getmaxyx()[0] - 2
+
+ self.el = cui.CursesEditLine(
+ self.win,
+ self.history,
+ enterCallback,
+ tabCompleteCallback)
+ self.el.prompt = self.driver.getPrompt()
+ self.el.showPrompt(self.startline, 0)
+
+ def handleCommand(self, cmd):
+ # enter!
+ self.win.scroll(1) # TODO: scroll more for longer commands
+ if cmd == '':
+ cmd = self.history.previous('')
+ elif cmd in ('q', 'quit'):
+ self.driver.terminate()
+ return
+
+ self.history.add(cmd)
+ ret = self.driver.handleCommand(cmd)
+ if ret.Succeeded():
+ out = ret.GetOutput()
+ attr = curses.A_NORMAL
+ else:
+ out = ret.GetError()
+ attr = curses.color_pair(3) # red on black
+ self.win.addstr(self.startline, 0, out + '\n', attr)
self.win.scroll(1)
- for m in islice(matches, 1, None):
- self.win.addstr(self.win.getyx()[0], 0, m)
- self.win.scroll(1)
- self.el.draw()
-
- self.startline = self.win.getmaxyx()[0]-2
-
- self.el = cui.CursesEditLine(self.win, self.history, enterCallback, tabCompleteCallback)
- self.el.prompt = self.driver.getPrompt()
- self.el.showPrompt(self.startline, 0)
-
- def handleCommand(self, cmd):
- # enter!
- self.win.scroll(1) # TODO: scroll more for longer commands
- if cmd == '':
- cmd = self.history.previous('')
- elif cmd in ('q', 'quit'):
- self.driver.terminate()
- return
-
- self.history.add(cmd)
- ret = self.driver.handleCommand(cmd)
- if ret.Succeeded():
- out = ret.GetOutput()
- attr = curses.A_NORMAL
- else:
- out = ret.GetError()
- attr = curses.color_pair(3) # red on black
- self.win.addstr(self.startline, 0, out + '\n', attr)
- self.win.scroll(1)
- self.el.showPrompt(self.startline, 0)
-
- def handleEvent(self, event):
- if isinstance(event, int):
- if event == curses.ascii.EOT and self.el.content == '':
- # When the command is empty, treat CTRL-D as EOF.
- self.driver.terminate()
- return
- self.el.handleEvent(event)
-
- def getCommandInterpreter(self):
- return self.driver.getCommandInterpreter()
+ self.el.showPrompt(self.startline, 0)
+
+ def handleEvent(self, event):
+ if isinstance(event, int):
+ if event == curses.ascii.EOT and self.el.content == '':
+ # When the command is empty, treat CTRL-D as EOF.
+ self.driver.terminate()
+ return
+ self.el.handleEvent(event)
+
+ def getCommandInterpreter(self):
+ return self.driver.getCommandInterpreter()
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