Keymap: add Keymap.keymap_items.new_from_item

Needed to copy keymap items from other keymaps.

3 files changed, 43 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_wm_api.c b/source/blender/makesrna/intern/rna_wm_api.c
index 84bb339b4c5..ef8607018d7 100644
--- a/source/blender/makesrna/intern/rna_wm_api.c
+++ b/source/blender/makesrna/intern/rna_wm_api.c
@@ -240,6 +240,25 @@ static wmKeyMapItem *rna_KeyMap_item_new(
 	return kmi;
 }
 
+static wmKeyMapItem *rna_KeyMap_item_new_from_item(
+        wmKeyMap *km, ReportList *reports, wmKeyMapItem *kmi_src, bool head)
+{
+/*	wmWindowManager *wm = CTX_wm_manager(C); */
+
+	if ((km->flag & KEYMAP_MODAL) == (kmi_src->idname[0] != '\0')) {
+		BKE_report(reports, RPT_ERROR, "Can not mix mondal/non-modal items");
+		return NULL;
+	}
+
+	/* create keymap item */
+	wmKeyMapItem *kmi = WM_keymap_add_item_copy(km, kmi_src);
+	if (head) {
+		BLI_remlink(&km->items, kmi);
+		BLI_addhead(&km->items, kmi);
+	}
+	return kmi;
+}
+
 static wmKeyMapItem *rna_KeyMap_item_new_modal(
         wmKeyMap *km, ReportList *reports, const char *propvalue_str,
         int type, int value, bool any, bool shift, bool ctrl, bool alt,
@@ -855,6 +874,14 @@ void RNA_api_keymapitems(StructRNA *srna)
 	parm = RNA_def_pointer(func, "item", "KeyMapItem", "Item", "Added key map item");
 	RNA_def_function_return(func, parm);
 
+	func = RNA_def_function(srna, "new_from_item", "rna_KeyMap_item_new_from_item");
+	RNA_def_function_flag(func, FUNC_USE_REPORTS);
+	parm = RNA_def_pointer(func, "item", "KeyMapItem", "Item", "Item to use as a reference");
+	RNA_def_parameter_flags(parm, PROP_NEVER_NULL, PARM_REQUIRED);
+	RNA_def_boolean(func, "head", 0, "At Head", "");
+	parm = RNA_def_pointer(func, "result", "KeyMapItem", "Item", "Added key map item");
+	RNA_def_function_return(func, parm);
+
 	func = RNA_def_function(srna, "remove", "rna_KeyMap_item_remove");
 	RNA_def_function_flag(func, FUNC_USE_REPORTS);
 	parm = RNA_def_pointer(func, "item", "KeyMapItem", "Item", "");
diff --git a/source/blender/windowmanager/WM_keymap.h b/source/blender/windowmanager/WM_keymap.h
index 2093a29ba33..0e8a468192c 100644
--- a/source/blender/windowmanager/WM_keymap.h
+++ b/source/blender/windowmanager/WM_keymap.h
@@ -67,6 +67,8 @@ wmKeyMapItem *WM_keymap_verify_item(
 wmKeyMapItem *WM_keymap_add_item(
         struct wmKeyMap *keymap, const char *idname, int type,
         int val, int modifier, int keymodifier);
+wmKeyMapItem *WM_keymap_add_item_copy(
+        struct wmKeyMap *keymap, wmKeyMapItem *kmi_src);
 
 bool        WM_keymap_remove_item(struct wmKeyMap *keymap, struct wmKeyMapItem *kmi);
 int         WM_keymap_item_to_string(wmKeyMapItem *kmi, const bool compact, char *result, const int result_len);
diff --git a/source/blender/windowmanager/intern/wm_keymap.c b/source/blender/windowmanager/intern/wm_keymap.c
index 4032f47eec2..27c816a4d7d 100644
--- a/source/blender/windowmanager/intern/wm_keymap.c
+++ b/source/blender/windowmanager/intern/wm_keymap.c
@@ -513,6 +513,20 @@ wmKeyMapItem *WM_keymap_add_item(wmKeyMap *keymap, const char *idname, int type,
 	return kmi;
 }
 
+wmKeyMapItem *WM_keymap_add_item_copy(
+        struct wmKeyMap *keymap, wmKeyMapItem *kmi_src)
+{
+	wmKeyMapItem *kmi_dst = wm_keymap_item_copy(kmi_src);
+
+	BLI_addtail(&keymap->items, kmi_dst);
+
+	keymap_item_set_id(keymap, kmi_dst);
+
+	WM_keyconfig_update_tag(keymap, kmi_dst);
+
+	return kmi_dst;
+}
+
 bool WM_keymap_remove_item(wmKeyMap *keymap, wmKeyMapItem *kmi)
 {
 	if (BLI_findindex(&keymap->items, kmi) != -1) {