[Bf-blender-cvs] [bc3db85] master: UI: show error when pasting fails

[Campbell Barton]

Commit: bc3db85da8c6aa101d6ccf8d50f8d11ee1b143de
Author: Campbell Barton
Date:   Thu Jan 14 12:53:42 2016 +1100
Branches: master
https://developer.blender.org/rBbc3db85da8c6aa101d6ccf8d50f8d11ee1b143de

UI: show error when pasting fails

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

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 f71dcc0..0294925 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -2218,6 +2218,7 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 	int buf_paste_len = 0;
 	const char *buf_paste = "";
 	bool buf_paste_alloc = false;
+	bool show_report = false;  /* use to display errors parsing paste input */
 
 	if (mode == 'v' && but->lock  == true) {
 		return;
@@ -2268,6 +2269,10 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 				ui_but_string_set(C, but, buf_paste);
 				button_activate_state(C, but, BUTTON_STATE_EXIT);
 			}
+			else {
+				/* evaluating will report errors */
+				show_report = true;
+			}
 		}
 	}
 
@@ -2294,6 +2299,10 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 				ui_but_v3_set(but, xyz);
 				button_activate_state(C, but, BUTTON_STATE_EXIT);
 			}
+			else {
+				WM_report(C, RPT_ERROR, "Paste expected 3 numbers, formatted: '[n, n, n]'");
+				show_report = true;
+			}
 		}
 	}
 
@@ -2335,6 +2344,10 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 
 				button_activate_state(C, but, BUTTON_STATE_EXIT);
 			}
+			else {
+				WM_report(C, RPT_ERROR, "Paste expected 4 numbers, formatted: '[n, n, n, n]'");
+				show_report = true;
+			}
 		}
 	}
 
@@ -2429,6 +2442,10 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 	if (buf_paste_alloc) {
 		MEM_freeN((void *)buf_paste);
 	}
+
+	if (show_report) {
+		WM_report_banner_show(C);
+	}
 }
 
 /**