Patch [#30341] by Davis Sorenson (dsavi). Thanks!

* Now the 3D view header displays value changes, when changing a value in the Object Special value (w-key). 

2 files changed, 25 insertions, 0 deletions

diff --git a/release/scripts/startup/bl_operators/wm.py b/release/scripts/startup/bl_operators/wm.py
index 61840829900..da078f925a9 100644
--- a/release/scripts/startup/bl_operators/wm.py
+++ b/release/scripts/startup/bl_operators/wm.py
@@ -644,6 +644,10 @@ class WM_OT_context_modal_mouse(Operator):
 
     data_path_iter = data_path_iter
     data_path_item = data_path_item
+    header_text = StringProperty(
+            name="Header Text",
+            description="Text to display in header during scale",
+            )
 
     input_scale = FloatProperty(
             description="Scale the mouse movement by this value before applying the delta",
@@ -703,14 +707,19 @@ class WM_OT_context_modal_mouse(Operator):
         if event_type == 'MOUSEMOVE':
             delta = event.mouse_x - self.initial_x
             self._values_delta(delta)
+            if self.header_text:
+                for item, value_orig in self._values.items():
+                    context.area.header_text_set(self.header_text % eval("item.%s" % self.data_path_item))
 
         elif 'LEFTMOUSE' == event_type:
             item = next(iter(self._values.keys()))
             self._values_clear()
+            context.area.header_text_set()
             return operator_value_undo_return(item)
 
         elif event_type in {'RIGHTMOUSE', 'ESC'}:
             self._values_restore()
+            context.area.header_text_set()
             return {'CANCELLED'}
 
         return {'RUNNING_MODAL'}
diff --git a/release/scripts/startup/bl_ui/space_view3d.py b/release/scripts/startup/bl_ui/space_view3d.py
index bedd5a731fe..7e52d37c06e 100644
--- a/release/scripts/startup/bl_ui/space_view3d.py
+++ b/release/scripts/startup/bl_ui/space_view3d.py
@@ -791,11 +791,17 @@ class VIEW3D_MT_object_specials(Menu):
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.lens"
                 props.input_scale = 0.1
+                if obj.data.lens_unit == 'MILLIMETERS':
+                    props.header_text = "Camera Lens Angle: %.1fmm"
+                else:
+                    props.header_text = "Camera Lens Angle: %.1f\u00B0"
+
             else:
                 props = layout.operator("wm.context_modal_mouse", text="Camera Lens Scale")
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.ortho_scale"
                 props.input_scale = 0.01
+                props.header_text = "Camera Lens Scale: %.3f"
 
             if not obj.data.dof_object:
                 #layout.label(text="Test Has DOF obj");
@@ -803,6 +809,7 @@ class VIEW3D_MT_object_specials(Menu):
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.dof_distance"
                 props.input_scale = 0.02
+                props.header_text = "DOF Distance: %.3f"
 
         if obj.type in {'CURVE', 'FONT'}:
             layout.operator_context = 'INVOKE_REGION_WIN'
@@ -811,11 +818,13 @@ class VIEW3D_MT_object_specials(Menu):
             props.data_path_iter = "selected_editable_objects"
             props.data_path_item = "data.extrude"
             props.input_scale = 0.01
+            props.header_text = "Extrude Size: %.3f"
 
             props = layout.operator("wm.context_modal_mouse", text="Width Size")
             props.data_path_iter = "selected_editable_objects"
             props.data_path_item = "data.offset"
             props.input_scale = 0.01
+            props.header_text = "Width Size: %.3f"
 
         if obj.type == 'EMPTY':
             layout.operator_context = 'INVOKE_REGION_WIN'
@@ -824,6 +833,7 @@ class VIEW3D_MT_object_specials(Menu):
             props.data_path_iter = "selected_editable_objects"
             props.data_path_item = "empty_draw_size"
             props.input_scale = 0.01
+            props.header_text = "Empty Draw Size: %.3f"
 
         if obj.type == 'LAMP':
             layout.operator_context = 'INVOKE_REGION_WIN'
@@ -831,12 +841,14 @@ class VIEW3D_MT_object_specials(Menu):
             props = layout.operator("wm.context_modal_mouse", text="Energy")
             props.data_path_iter = "selected_editable_objects"
             props.data_path_item = "data.energy"
+            props.header_text = "Lamp Energy: %.3f"
 
             if obj.data.type in {'SPOT', 'AREA', 'POINT'}:
                 props = layout.operator("wm.context_modal_mouse", text="Falloff Distance")
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.distance"
                 props.input_scale = 0.1
+                props.header_text = "Lamp Falloff Distance: %.1f"
 
             if obj.data.type == 'SPOT':
                 layout.separator()
@@ -844,21 +856,25 @@ class VIEW3D_MT_object_specials(Menu):
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.spot_size"
                 props.input_scale = 0.01
+                props.header_text = "Spot Size: %.2f"
 
                 props = layout.operator("wm.context_modal_mouse", text="Spot Blend")
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.spot_blend"
                 props.input_scale = -0.01
+                props.header_text = "Spot Blend: %.2f"
 
                 props = layout.operator("wm.context_modal_mouse", text="Clip Start")
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.shadow_buffer_clip_start"
                 props.input_scale = 0.05
+                props.header_text = "Clip Start: %.2f"
 
                 props = layout.operator("wm.context_modal_mouse", text="Clip End")
                 props.data_path_iter = "selected_editable_objects"
                 props.data_path_item = "data.shadow_buffer_clip_end"
                 props.input_scale = 0.05
+                props.header_text = "Clip End: %.2f"
 
         layout.separator()