[tor-commits] [nyx/master] Added basic interpretor panel

[atagar@xxxxxxxxxxxxxx]

commit bd33fb6afefc39805720c5dc27b2f563c7637de5
Author: Sambuddha Basu <sambuddhabasu1@xxxxxxxxx>
Date:   Fri Jun 17 20:30:59 2016 -0700

    Added basic interpretor panel
---
 nyx/controller.py        |  5 +++++
 nyx/panel/interpretor.py | 49 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/nyx/controller.py b/nyx/controller.py
index d2f202f..c167c9a 100644
--- a/nyx/controller.py
+++ b/nyx/controller.py
@@ -20,6 +20,7 @@ import nyx.panel.graph
 import nyx.panel.header
 import nyx.panel.log
 import nyx.panel.torrc
+import nyx.panel.interpretor
 
 import stem
 
@@ -46,6 +47,7 @@ CONFIG = conf.config_dict('nyx', {
   'features.panels.show.connection': True,
   'features.panels.show.config': True,
   'features.panels.show.torrc': True,
+  'features.panels.show.interpretor': True,
   'features.redrawRate': 5,
   'features.refreshRate': 5,
   'features.confirmQuit': True,
@@ -118,6 +120,9 @@ class Controller(object):
     if CONFIG['features.panels.show.torrc']:
       self._page_panels.append([nyx.panel.torrc.TorrcPanel()])
 
+    if CONFIG['features.panels.show.interpretor']:
+      self._page_panels.append([nyx.panel.interpretor.InterpretorPanel()])
+
     self.quit_signal = False
     self._page = 0
     self._paused = False
diff --git a/nyx/panel/interpretor.py b/nyx/panel/interpretor.py
new file mode 100644
index 0000000..995490c
--- /dev/null
+++ b/nyx/panel/interpretor.py
@@ -0,0 +1,49 @@
+"""
+Panel providing raw control port access with syntax hilighting, usage
+information, tab completion, and other usability features.
+"""
+
+import nyx.curses
+
+from nyx.curses import GREEN, CYAN, BOLD, HIGHLIGHT
+from nyx import panel
+
+
+USAGE_INFO = "to use this panel press enter"
+PROMPT = ">>> "
+PROMPT_LINE = [[(PROMPT, GREEN, BOLD), (USAGE_INFO, CYAN, BOLD)]]
+
+class InterpretorPanel(panel.Panel):
+  """
+  Renders the current torrc or nyxrc with syntax highlighting in a scrollable
+  area.
+  """
+
+  def __init__(self):
+    panel.Panel.__init__(self, 'interpretor')
+
+    self._is_input_mode = False
+
+  def key_handlers(self):
+    def _execute_command():
+      self._is_input_mode ^= True
+      self.redraw(True)
+
+    return (
+      nyx.panel.KeyHandler('enter', 'execute a command', _execute_command, key_func = lambda key: key.is_selection()),
+    )
+
+  def draw(self, width, height):
+    usage_msg = " (enter \"/help\" for usage or a blank line to stop)" if self._is_input_mode else ""
+    self.addstr(0, 0, 'Control Interpretor%s:' % usage_msg, HIGHLIGHT)
+
+    x_offset = 0
+    draw_line = 1
+    for entry in PROMPT_LINE:
+      cursor = x_offset
+
+      for msg, color, attr in entry:
+        self.addstr(draw_line, cursor, msg, color, attr)
+        cursor += len(msg)
+
+      draw_line += 1



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