simplify DbgTerminal.contents_changed

diff --git a/DbgTerminal.py b/DbgTerminal.py
index b9eb0d6ea3efc4b8a04ca5b698a5128bafaf5546..543cadc893144bc0c378bb2cd4e09be082f9b76a 100644 (file)
--- a/DbgTerminal.py
+++ b/DbgTerminal.py
@@ -26,7 +26,7 @@ class DbgTerminal (vte.Terminal):
 
                #Set members
                self.childpid = None
-               self.history = []
+               self.history = [""]
                self.isactive = True
 
                #Start debugger
@@ -58,20 +58,20 @@ class DbgTerminal (vte.Terminal):
 
 
        def contents_changed(self, term):
+               assert( self.getHistoryLen()>0 )
+
                c,r = term.get_cursor_position()
-               text = self.get_text_range(max(self.getHistoryLen()-1,0),0,r,-1,lambda *w:True)
+               text = self.get_text_range(self.getHistoryLen()-1,0,r,-1,lambda *w:True)
 
                #Remove annoying \n at the end
                assert(text[-1] == "\n")
                text = text[:-1]
 
-               #Remove the incomplete line
-               if self.getHistoryLen()>0 and self.history[-1]!='\n':
-                       del self.history[-1]
-
                #Get the lines and remove empty lines
                lines = string.split(text, "\n")
 
+               #Remove the incomplete line
+               del self.history[-1]
                #Add lines to history. The last line contains no "\n" at the end!
                self.history += [l+"\n" for l in lines[:-1]]
                self.history += [lines[-1]]