70 lines
1.9 KiB
Python
70 lines
1.9 KiB
Python
import curses
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class helpBar:
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# commands is in the form (key, command_name)
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commands = []
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mx=my=0
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x=y=0
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colWidth = 25
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numCols=1
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def __init__(self, window):
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self.w = window
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def updateGeometry(self):
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(self.my, self.mx) = self.w.getmaxyx()
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(self.y, self.x) = self.w.getbegyx()
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self.numCols = self.mx//self.colWidth
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numRows = len(self.commands)//self.numCols +1
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self.y += self.my - numRows
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self.my = numRows
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self.w.mvwin(0,0)
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self.w.resize(self.my,self.mx)
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self.w.mvwin(self.y,self.x)
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def refresh(self):
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self.clear()
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self.updateGeometry()
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r=0
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c=0
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for key,command in self.commands:
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self.w.addnstr(r,c,key+" "+command+" "*self.colWidth,self.colWidth-1)
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self.w.chgat(r,c,2,curses.A_REVERSE)
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c+=self.colWidth
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if c > self.colWidth*self.numCols:
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c=0
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r+=1
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self.w.refresh()
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def clear(self):
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self.w.erase()
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self.w.refresh()
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def getSearch(self):
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self.clear()
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self.w.addstr(0,0,"/")
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string = ""
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done = False
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self.w.keypad(1)
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ch = self.w.getch()
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while (not done):
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if ch == curses.KEY_ENTER or ch == 10:
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return string
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elif ch == 27: # escape
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return ""
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elif ch == curses.KEY_BACKSPACE and string !="":
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self.w.addstr(0,1," "*len(string))
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string = string[0:len(string)-1]
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self.w.addstr(0,1,string)
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elif ch>=32 and ch<=126:
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char = curses.keyname(ch)
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string = string + char
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self.w.addstr(0,1,string)
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self.w.refresh()
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ch = self.w.getch()
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def display(self,string):
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self.clear()
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self.w.addstr(0,1,string)
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self.w.refresh()
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