89 lines
2.6 KiB
Python
89 lines
2.6 KiB
Python
from tkinter import *
|
|
|
|
from idlelib import SearchEngine
|
|
from idlelib.SearchDialogBase import SearchDialogBase
|
|
|
|
def _setup(text):
|
|
root = text._root()
|
|
engine = SearchEngine.get(root)
|
|
if not hasattr(engine, "_searchdialog"):
|
|
engine._searchdialog = SearchDialog(root, engine)
|
|
return engine._searchdialog
|
|
|
|
def find(text):
|
|
pat = text.get("sel.first", "sel.last")
|
|
return _setup(text).open(text,pat)
|
|
|
|
def find_again(text):
|
|
return _setup(text).find_again(text)
|
|
|
|
def find_selection(text):
|
|
return _setup(text).find_selection(text)
|
|
|
|
class SearchDialog(SearchDialogBase):
|
|
|
|
def create_widgets(self):
|
|
SearchDialogBase.create_widgets(self)
|
|
self.make_button("Find Next", self.default_command, 1)
|
|
|
|
def default_command(self, event=None):
|
|
if not self.engine.getprog():
|
|
return
|
|
self.find_again(self.text)
|
|
|
|
def find_again(self, text):
|
|
if not self.engine.getpat():
|
|
self.open(text)
|
|
return False
|
|
if not self.engine.getprog():
|
|
return False
|
|
res = self.engine.search_text(text)
|
|
if res:
|
|
line, m = res
|
|
i, j = m.span()
|
|
first = "%d.%d" % (line, i)
|
|
last = "%d.%d" % (line, j)
|
|
try:
|
|
selfirst = text.index("sel.first")
|
|
sellast = text.index("sel.last")
|
|
if selfirst == first and sellast == last:
|
|
text.bell()
|
|
return False
|
|
except TclError:
|
|
pass
|
|
text.tag_remove("sel", "1.0", "end")
|
|
text.tag_add("sel", first, last)
|
|
text.mark_set("insert", self.engine.isback() and first or last)
|
|
text.see("insert")
|
|
return True
|
|
else:
|
|
text.bell()
|
|
return False
|
|
|
|
def find_selection(self, text):
|
|
pat = text.get("sel.first", "sel.last")
|
|
if pat:
|
|
self.engine.setcookedpat(pat)
|
|
return self.find_again(text)
|
|
|
|
def _search_dialog(parent):
|
|
root = Tk()
|
|
root.title("Test SearchDialog")
|
|
width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))
|
|
root.geometry("+%d+%d"%(x, y + 150))
|
|
text = Text(root)
|
|
text.pack()
|
|
text.insert("insert","This is a sample string.\n"*10)
|
|
|
|
def show_find():
|
|
text.tag_add(SEL, "1.0", END)
|
|
s = _setup(text)
|
|
s.open(text)
|
|
text.tag_remove(SEL, "1.0", END)
|
|
|
|
button = Button(root, text="Search", command=show_find)
|
|
button.pack()
|
|
|
|
if __name__ == '__main__':
|
|
from idlelib.idle_test.htest import run
|
|
run(_search_dialog)
|