115 lines
2.7 KiB
Python
115 lines
2.7 KiB
Python
import sys
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import time
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import curses
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from . import widgets
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class Window(object):
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def exit(self,*a,**kw):
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try:
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curses.echo(1)
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self.screen.keypad(0)
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self.screen.nodelay(0)
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curses.nocbreak()
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except Exception as e:
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print("error")
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sys.exit()
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quit=exit
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def __init__(self, screen):
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self.handlers=[self]
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# Keys should be a dictionary of key: function.
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self.keys = {}
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self.statusbar=1
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self.lastMessage=""
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self.screen = screen
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self.screen.nodelay(1)
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self.screen.keypad(1)
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curses.raw(1)
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curses.noecho()
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curses.cbreak()
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self.initVars()
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def initVars(self):
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# Counts how many times the loop has passed for the status bar.
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self.status_counter = None
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self.maxy,self.maxx=self.screen.getmaxyx()
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self.status=self.maxy-1
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self.entry=self.status-1
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self.maxy=self.entry-1
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self.screenPos=0
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self.screenPosX=0
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self.screenNum=0
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def setStatus(self,txt,*l):
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if not self.statusbar: return
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if isinstance(txt,list): txt=",".join([str(i).strip() for i in txt])
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if l: txt+=" "+" ".join(l)
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if not isinstance(txt,str): txt=str(txt)
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txt=txt.encode('utf-8')
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cur=self.screen.getyx()
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self.screen.move(self.status,0)
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self.screen.clrtoeol()
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s=txt[:self.maxx-1]
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try:
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self.screen.addstr(self.status,0,s)
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except:
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generate_error_report()
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self.setStatus("error")
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self.screen.move(cur[0],cur[1])
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self.screen.refresh()
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self.lastMessage = s
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self.status_counter = 0
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self.screen.refresh()
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def run(self):
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while 1:
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time.sleep(0.01)
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if self.status_counter != None:
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if self.status_counter >= 10:
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self.status_counter = None
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self.setStatus(" "*self.maxx)
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else:
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self.status_counter += 1
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c=self.screen.getch()
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if c!=-1:
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for handler in self.handlers[:]:
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if handler.handleKey(c):
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self.check_changes(handler)
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break
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def check_changes(self, handler):
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if hasattr(handler, "selected_action"):
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self.handlers.remove(handler)
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getattr(self, handler.selected_action)(handler.dir)
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elif hasattr(handler, "controls"):
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for control in handler.controls:
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if control.selected == 1 or control.done == 1:
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self.handlers.remove(handler)
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if "." in control.action:
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self.open_file(control.action)
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else:
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getattr(self, control.action)()
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def handleKey(self,k,*args):
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pass
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# if k in self.keys:
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# try:
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# exec(self.keys[k])
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# return 1
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# except Exception,e:
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# self.setStatus("KeyboardError:%s" % (e,))
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# return None
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def parse_menu(self, items, is_submenu=False):
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controls = []
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for i in items:
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if len(i) > 2:
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controls.append((widgets.Button, dict(prompt=i[1], action=i[0], help_string=i[2])))
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else:
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controls.append((widgets.Button, dict(prompt=i[1], action=i[0])))
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if is_submenu:
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controls.append((widgets.Button, "Back"))
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return controls
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