[Bf-blender-cvs] [39d1135] master: UI: fix minor glitch copying small float value

[Campbell Barton]

Commit: 39d11352e08cb3f8f0802275c67c847f64d8fd0b
Author: Campbell Barton
Date:   Mon Dec 21 19:26:15 2015 +1100
Branches: master
https://developer.blender.org/rB39d11352e08cb3f8f0802275c67c847f64d8fd0b

UI: fix minor glitch copying small float value

Would copy 0.0 when button displayed 0.0000001.

===================================================================

M	source/blender/editors/interface/interface_handlers.c

===================================================================

diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index 47dccd0..f71dcc0 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -2252,9 +2252,9 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 		}
 		else if (mode == 'c') {
 			/* Get many decimal places, then strip trailing zeros.
-			 * note: too high values start to give strange results (6 or so is ok) */
+			 * note: too high values start to give strange results */
 			char buf_copy[UI_MAX_DRAW_STR];
-			ui_but_string_get_ex(but, buf_copy, sizeof(buf_copy), 6);
+			ui_but_string_get_ex(but, buf_copy, sizeof(buf_copy), UI_PRECISION_FLOAT_MAX);
 			BLI_str_rstrip_float_zero(buf_copy, '\0');
 
 			WM_clipboard_text_set(buf_copy, 0);