Keymap: disable 'Alt' click for tools prompt by default

Based on feedback from artists in the Blender Studio this is too
easy to access by accident.

This is still accessible as a preference.

2 files changed, 25 insertions, 4 deletions

diff --git a/release/scripts/presets/keyconfig/blender.py b/release/scripts/presets/keyconfig/blender.py
index 0bff9974aaa..cbdd01b3cbe 100644
--- a/release/scripts/presets/keyconfig/blender.py
+++ b/release/scripts/presets/keyconfig/blender.py
@@ -54,6 +54,15 @@ class Prefs(bpy.types.KeyConfigPreferences):
         default='PLAY',
         update=update_fn,
     )
+    use_alt_click_leader: BoolProperty(
+        name="Alt Click Tool Prompt",
+        description=(
+            "Tapping Alt (without pressing any other keys) shows a prompt in the status-bar\n"
+            "prompting a second keystroke to activate the tool"
+        ),
+        default=False,
+        update=update_fn,
+    )
     use_select_all_toggle: BoolProperty(
         name="Select All Toggles",
         description=(
@@ -164,13 +173,16 @@ class Prefs(bpy.types.KeyConfigPreferences):
         col = layout.column()
         col.row().prop(self, "select_mouse", text="Select with Mouse Button", expand=True)
         col.row().prop(self, "spacebar_action", text="Spacebar Action", expand=True)
+
         if is_select_left:
             col.row().prop(self, "gizmo_action", text="Activate Gizmo Event", expand=True)
 
         # Checkboxes sub-layout.
         col = layout.column()
         sub = col.column(align=True)
-        sub.prop(self, "use_select_all_toggle")
+        row = sub.row()
+        row.prop(self, "use_select_all_toggle")
+        row.prop(self, "use_alt_click_leader")
 
         # 3DView settings.
         col = layout.column()
@@ -217,6 +229,7 @@ def load():
                 kc_prefs.select_mouse == 'LEFT' and
                 kc_prefs.gizmo_action == 'DRAG'
             ),
+            use_alt_click_leader=kc_prefs.use_alt_click_leader,
             use_pie_click_drag=kc_prefs.use_pie_click_drag,
         ),
     )
diff --git a/release/scripts/presets/keyconfig/keymap_data/blender_default.py b/release/scripts/presets/keyconfig/keymap_data/blender_default.py
index fae247b30a5..c8d0843e8dd 100644
--- a/release/scripts/presets/keyconfig/keymap_data/blender_default.py
+++ b/release/scripts/presets/keyconfig/keymap_data/blender_default.py
@@ -52,6 +52,8 @@ class Params:
         "use_v3d_shade_ex_pie",
         # Swap orbit/pan keys (for 2D workflows).
         "use_v3d_mmb_pan",
+        # Alt click to access tools.
+        "use_alt_click_leader",
         # Experimental option.
         "use_pie_click_drag",
         "v3d_tilde_action",
@@ -73,6 +75,7 @@ class Params:
             use_v3d_tab_menu=False,
             use_v3d_shade_ex_pie=False,
             use_v3d_mmb_pan=False,
+            use_alt_click_leader=False,
             use_pie_click_drag=False,
             v3d_tilde_action='VIEW',
             v3d_alt_mmb_drag_action='RELATIVE',
@@ -126,6 +129,7 @@ class Params:
         self.v3d_tilde_action = v3d_tilde_action
         self.v3d_alt_mmb_drag_action = v3d_alt_mmb_drag_action
 
+        self.use_alt_click_leader = use_alt_click_leader
         self.use_pie_click_drag = use_pie_click_drag
         if not use_pie_click_drag:
             self.pie_value = 'PRESS'
@@ -449,11 +453,15 @@ def km_window(params):
             op_menu("TOPBAR_MT_file_context_menu", {"type": 'F4', "value": 'PRESS'}),
             # Pass through when when no tool-system exists or the fallback isn't available.
             ("wm.toolbar_fallback_pie", {"type": 'W', "value": 'PRESS', "alt": True}, None),
-            # Alt as "Leader-Key".
-            ("wm.toolbar_prompt", {"type": 'LEFT_ALT', "value": 'CLICK'}, None),
-            ("wm.toolbar_prompt", {"type": 'RIGHT_ALT', "value": 'CLICK'}, None),
         ])
 
+        if params.use_alt_click_leader:
+            items.extend([
+                # Alt as "Leader-Key".
+                ("wm.toolbar_prompt", {"type": 'LEFT_ALT', "value": 'CLICK'}, None),
+                ("wm.toolbar_prompt", {"type": 'RIGHT_ALT', "value": 'CLICK'}, None),
+            ])
+
         if params.spacebar_action == 'TOOL':
             items.append(
                 ("wm.toolbar", {"type": 'SPACE', "value": 'PRESS'}, None),