[Bf-blender-cvs] [5643c29] master: File Reading: add revert operator

[Campbell Barton]

Commit: 5643c29fbeacf699b47e84b4d2abc9f20b23cb7c
Author: Campbell Barton
Date:   Wed Jan 29 05:34:57 2014 +1100
https://developer.blender.org/rB5643c29fbeacf699b47e84b4d2abc9f20b23cb7c

File Reading: add revert operator

Patch D247 by Evans Jahja with edits

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

M	release/scripts/startup/bl_ui/space_info.py
M	source/blender/windowmanager/intern/wm_operators.c

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

diff --git a/release/scripts/startup/bl_ui/space_info.py b/release/scripts/startup/bl_ui/space_info.py
index 769cc53..bbf6167 100644
--- a/release/scripts/startup/bl_ui/space_info.py
+++ b/release/scripts/startup/bl_ui/space_info.py
@@ -104,6 +104,7 @@ class INFO_MT_file(Menu):
         layout.operator("wm.read_homefile", text="New", icon='NEW')
         layout.operator("wm.open_mainfile", text="Open...", icon='FILE_FOLDER')
         layout.menu("INFO_MT_file_open_recent", icon='OPEN_RECENT')
+        layout.operator("wm.revert_mainfile", icon='FILE_REFRESH')
         layout.operator("wm.recover_last_session", icon='RECOVER_LAST')
         layout.operator("wm.recover_auto_save", text="Recover Auto Save...", icon='RECOVER_AUTO')
 
diff --git a/source/blender/windowmanager/intern/wm_operators.c b/source/blender/windowmanager/intern/wm_operators.c
index ac23983..6f82361 100644
--- a/source/blender/windowmanager/intern/wm_operators.c
+++ b/source/blender/windowmanager/intern/wm_operators.c
@@ -2309,6 +2309,38 @@ static void WM_OT_open_mainfile(wmOperatorType *ot)
 	                "Allow .blend file to execute scripts automatically, default available from system preferences");
 }
 
+
+/* *************** revert file **************** */
+
+static int wm_revert_mainfile_exec(bContext *C, wmOperator *op)
+{
+	bool success;
+
+	success = wm_file_read_opwrap(C, G.main->name, op->reports, true);
+
+	if (success) {
+		return OPERATOR_FINISHED;
+	}
+	else {
+		return OPERATOR_CANCELLED;
+	}
+}
+
+static int wm_revert_mainfile_poll(bContext *UNUSED(C))
+{
+	return G.relbase_valid;
+}
+
+static void WM_OT_revert_mainfile(wmOperatorType *ot)
+{
+	ot->name = "Revert";
+	ot->idname = "WM_OT_revert_mainfile";
+	ot->description = "Reload the saved file";
+
+	ot->exec = wm_revert_mainfile_exec;
+	ot->poll = wm_revert_mainfile_poll;
+}
+
 /* **************** link/append *************** */
 
 static int wm_link_append_poll(bContext *C)
@@ -4367,6 +4399,7 @@ void wm_operatortype_init(void)
 	WM_operatortype_append(WM_OT_window_fullscreen_toggle);
 	WM_operatortype_append(WM_OT_quit_blender);
 	WM_operatortype_append(WM_OT_open_mainfile);
+	WM_operatortype_append(WM_OT_revert_mainfile);
 	WM_operatortype_append(WM_OT_link_append);
 	WM_operatortype_append(WM_OT_recover_last_session);
 	WM_operatortype_append(WM_OT_recover_auto_save);