From: Martin v. Löwis <martin@v.loewis.de>
Date: Tue, 3 Aug 2004 18:36:25 +0000 (+0000)
Subject: Wait for visibility before setting a grab. Fixes #946153.
X-Git-Tag: v2.4a2~27
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b217cd802ec5c9647278b74c311a14a8cdf13d2e;p=python

Wait for visibility before setting a grab. Fixes #946153.
---

diff --git a/Lib/lib-tk/FileDialog.py b/Lib/lib-tk/FileDialog.py
index 5e848daa73..b08d3a84f8 100644
--- a/Lib/lib-tk/FileDialog.py
+++ b/Lib/lib-tk/FileDialog.py
@@ -119,6 +119,7 @@ class FileDialog:
         self.set_selection(default)
         self.filter_command()
         self.selection.focus_set()
+        self.top.wait_visibility() # window needs to be visible for the grab
         self.top.grab_set()
         self.how = None
         self.master.mainloop()          # Exited by self.quit(how)
diff --git a/Lib/lib-tk/SimpleDialog.py b/Lib/lib-tk/SimpleDialog.py
index bb63a8df01..cb08318dbd 100644
--- a/Lib/lib-tk/SimpleDialog.py
+++ b/Lib/lib-tk/SimpleDialog.py
@@ -64,6 +64,7 @@ class SimpleDialog:
         widget.deiconify() # Become visible at the desired location
 
     def go(self):
+        self.root.wait_visibility()
         self.root.grab_set()
         self.root.mainloop()
         self.root.destroy()
diff --git a/Lib/lib-tk/tkSimpleDialog.py b/Lib/lib-tk/tkSimpleDialog.py
index 01709d8103..4d11ce0209 100644
--- a/Lib/lib-tk/tkSimpleDialog.py
+++ b/Lib/lib-tk/tkSimpleDialog.py
@@ -61,6 +61,7 @@ class Dialog(Toplevel):
 
         self.buttonbox()
 
+        self.wait_visibility() # window needs to be visible for the grab
         self.grab_set()
 
         if not self.initial_focus: