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better help and empty string management

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This commit is contained in:
Robert Harrison 1999-10-27 18:31:06 +00:00
parent 9a062c4f51
commit e38dba4615
1 changed files with 38 additions and 22 deletions
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60
contrib/python/Xrtdb.py
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@ -50,7 +50,7 @@ class Xrtdb:
self.text=Text(frame,bd=2,relief="sunken",height=1,width=35)
self.listbox.bind("<ButtonRelease-1>", func=self.select)
#self.listbox.bind("<Double-ButtonRelease-1>",func=self.selectdouble)
self.listbox.bind("<Double-ButtonRelease-1>",func=self.selectdouble)
self.button.pack(fill=X)
self.text.pack(fill=X)
@ -148,7 +148,16 @@ class Xrtdb:
"Delete \t- deletes selected entry.\n"
"Edit \t- edits selected entry, optional save.\n"
"New \t- makes new entry, prompts for type+name.\n"
"Help \t- this is all that there is.",
"Help \t- this is all that there is.\n"
"\n"
"Single click on item to select it.\n"
"Double click on item to edit it.\n"
"\n"
"When editing\n"
"\t- enter one value per line.\n"
"\t- use true/false for logicals.\n"
"\t- use 'e' in floating point exponents.\n"
"\t- character strings are terminated at EOL.",
buttons=["Done"])
dialog.go()
@ -162,6 +171,10 @@ class Xrtdb:
self.set_text("Failed to get info for %s" % name)
self.selection_clear()
def selectdouble(self,event):
self.select(event)
self.edit()
def selection_clear(self):
self.listbox.select_clear(0,"end")
@ -177,16 +190,6 @@ class Xrtdb:
self.text.delete("0.0","end")
self.text.insert("0.0",string)
def write_tmpfile(self, values, ma_type):
import types
tmpfile = open('xrtdbtmp.txt','w+')
if (type(values) == type([])):
for value in values:
tmpfile.write(self.value_to_string(value,ma_type)+'\n')
else:
tmpfile.write(self.value_to_string(values,ma_type)+'\n')
tmpfile.close()
def edit_tmpfile(self):
import os
if (os.system('emacs xrtdbtmp.txt')):
@ -199,6 +202,16 @@ class Xrtdb:
except:
pass
def write_tmpfile(self, values, ma_type):
import types
tmpfile = open('xrtdbtmp.txt','w+')
if (type(values) == type([])):
for value in values:
tmpfile.write(self.value_to_string(value,ma_type)+'\n')
else:
tmpfile.write(self.value_to_string(values,ma_type)+'\n')
tmpfile.close()
def read_tmpfile(self, ma_type):
import string
result = []
@ -206,16 +219,19 @@ class Xrtdb:
line = tmpfile.readline()
while (line):
for value in string.split(line):
if (value):
try:
result.append(self.string_to_value(string.strip(value),ma_type))
except:
typename = self.ma_type_name(ma_type)
self.set_text("'%s' is not a valid %s" % (value,typename))
self.selection_clear()
tmpfile.close()
raise "Invalid type"
if (string.split(line)):
for value in string.split(line):
if (value):
try:
result.append(self.string_to_value(string.strip(value),ma_type))
except:
typename = self.ma_type_name(ma_type)
self.set_text("'%s' is not a valid %s" % (value,typename))
self.selection_clear()
tmpfile.close()
raise "Invalid type"
else:
result.append(" ")
line = tmpfile.readline()
tmpfile.close()
return result