More TODOs.

TODO.md

@@ -170,3 +170,6 @@ FONT LOADING
 [01:15:53]  <hergertme>	FcConfigAppFontAddFile() <-- that API
 [01:16:30]  <hergertme>	great, and they don't say what version the API was added in teh docs
 function: ide_editor_map_bin_add()
+
+- Mouse ClickLock: do we need to do anything special? *should* we? https://msdn.microsoft.com/en-us/library/windows/desktop/ms724947(v=vs.85).aspx
+- consider a uiAnticipateDoubleClick() or uiDoubleClickTime() (for a uiQueueTimer()) or something: https://blogs.msdn.microsoft.com/oldnewthing/20041015-00/?p=37553

common/areaevents.c

@@ -10,6 +10,8 @@ For GTK+, we pull the double-click time and double-click distance, which work th
 On GTK+ this will also allow us to discard the GDK_BUTTON_2PRESS and GDK_BUTTON_3PRESS events, so the button press stream will be just like on other platforms.
 
 Thanks to mclasen, garnacho_, halfline, and tristan in irc.gimp.net/#gtk+.
+
+TODO note the bits about asymmetry and g_rcClick initial value not mattering in the oldnewthing article
 */
 
 // x, y, xdist, ydist, and c.rect must have the same units