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-rw-r--r--Tools/idle/EditorWindow.py30
1 files changed, 23 insertions, 7 deletions
diff --git a/Tools/idle/EditorWindow.py b/Tools/idle/EditorWindow.py
index ead0e8a..8c0ba00 100644
--- a/Tools/idle/EditorWindow.py
+++ b/Tools/idle/EditorWindow.py
@@ -295,8 +295,12 @@ class EditorWindow:
import pyclbr
if pyclbr._modules.has_key(base):
del pyclbr._modules[base]
+ save_cursor = self.text["cursor"]
+ self.text["cursor"] = "watch"
+ self.text.update_idletasks()
import ClassBrowser
ClassBrowser.ClassBrowser(self.flist, base, [head])
+ self.text["cursor"] = save_cursor
def gotoline(self, lineno):
if lineno is not None and lineno > 0:
@@ -393,13 +397,25 @@ class EditorWindow:
self.center()
def center(self, mark="insert"):
- insert = float(self.text.index(mark + " linestart"))
- end = float(self.text.index("end"))
- if insert > end-insert:
- self.text.see("1.0")
- else:
- self.text.see("end")
- self.text.see(mark)
+ text = self.text
+ top, bot = self.getwindowlines()
+ lineno = self.getlineno(mark)
+ height = bot - top
+ newtop = max(1, lineno - height/2)
+ text.yview(float(newtop))
+
+ def getwindowlines(self):
+ text = self.text
+ top = self.getlineno("@0,0")
+ bot = self.getlineno("@0,65535")
+ if top == bot:
+ height = int(text['height'])
+ bot = top + height - 1
+ return top, bot
+
+ def getlineno(self, mark="insert"):
+ text = self.text
+ return int(float(text.index(mark)))
def close_event(self, event):
self.close()