1 files changed, 131 insertions, 0 deletions
diff --git a/source/blender/editors/interface/interface_template_search_operator.cc b/source/blender/editors/interface/interface_template_search_operator.cc
new file mode 100644
index 00000000000..0d0a5f01744
--- /dev/null
+++ b/source/blender/editors/interface/interface_template_search_operator.cc
@@ -0,0 +1,131 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup edinterface
+ *
+ * Search available operators by scanning all and checking their poll function.
+ * accessed via the #WM_OT_search_operator operator.
+ */
+
+#include <cstring>
+
+#include "DNA_object_types.h"
+#include "DNA_scene_types.h"
+#include "DNA_texture_types.h"
+
+#include "BLI_array.hh"
+#include "BLI_ghash.h"
+#include "BLI_math_vec_types.hh"
+#include "BLI_string.h"
+#include "BLI_utildefines.h"
+
+#include "BLT_translation.h"
+
+#include "BKE_context.h"
+#include "BKE_global.h"
+
+#include "WM_api.h"
+#include "WM_types.h"
+
+#include "UI_interface.h"
+#include "interface_intern.h"
+
+/* -------------------------------------------------------------------- */
+/** \name Operator Search Template Implementation
+ * \{ */
+
+static void operator_search_exec_fn(bContext *C, void *UNUSED(arg1), void *arg2)
+{
+  wmOperatorType *ot = static_cast<wmOperatorType *>(arg2);
+
+  if (ot) {
+    WM_operator_name_call_ptr(C, ot, WM_OP_INVOKE_DEFAULT, nullptr, nullptr);
+  }
+}
+
+static void operator_search_update_fn(const bContext *C,
+                                      void *UNUSED(arg),
+                                      const char *str,
+                                      uiSearchItems *items,
+                                      const bool UNUSED(is_first))
+{
+  GHashIterator iter;
+
+  /* Prepare BLI_string_all_words_matched. */
+  const size_t str_len = strlen(str);
+  const int words_max = BLI_string_max_possible_word_count(str_len);
+  blender::Array<blender::int2> words(words_max);
+  const int words_len = BLI_string_find_split_words(
+      str, str_len, ' ', (int(*)[2])words.data(), words_max);
+
+  for (WM_operatortype_iter(&iter); !BLI_ghashIterator_done(&iter);
+       BLI_ghashIterator_step(&iter)) {
+    wmOperatorType *ot = static_cast<wmOperatorType *>(BLI_ghashIterator_getValue(&iter));
+    const char *ot_ui_name = CTX_IFACE_(ot->translation_context, ot->name);
+
+    if ((ot->flag & OPTYPE_INTERNAL) && (G.debug & G_DEBUG_WM) == 0) {
+      continue;
+    }
+
+    if (BLI_string_all_words_matched(ot_ui_name, str, (int(*)[2])words.data(), words_len)) {
+      if (WM_operator_poll((bContext *)C, ot)) {
+        char name[256];
+        const int len = strlen(ot_ui_name);
+
+        /* display name for menu, can hold hotkey */
+        BLI_strncpy(name, ot_ui_name, sizeof(name));
+
+        /* check for hotkey */
+        if (len < sizeof(name) - 6) {
+          if (WM_key_event_operator_string(C,
+                                           ot->idname,
+                                           WM_OP_EXEC_DEFAULT,
+                                           nullptr,
+                                           true,
+                                           &name[len + 1],
+                                           sizeof(name) - len - 1)) {
+            name[len] = UI_SEP_CHAR;
+          }
+        }
+
+        if (!UI_search_item_add(items, name, ot, ICON_NONE, 0, 0)) {
+          break;
+        }
+      }
+    }
+  }
+}
+
+/** \} */
+
+/* -------------------------------------------------------------------- */
+/** \name Operator Search Template API
+ * \{ */
+
+void UI_but_func_operator_search(uiBut *but)
+{
+  UI_but_func_search_set(but,
+                         ui_searchbox_create_operator,
+                         operator_search_update_fn,
+                         nullptr,
+                         false,
+                         nullptr,
+                         operator_search_exec_fn,
+                         nullptr);
+}
+
+void uiTemplateOperatorSearch(uiLayout *layout)
+{
+  uiBlock *block;
+  uiBut *but;
+  static char search[256] = "";
+
+  block = uiLayoutGetBlock(layout);
+  UI_block_layout_set_current(block, layout);
+
+  but = uiDefSearchBut(
+      block, search, 0, ICON_VIEWZOOM, sizeof(search), 0, 0, UI_UNIT_X * 6, UI_UNIT_Y, 0, 0, "");
+  UI_but_func_operator_search(but);
+}
+
+/** \} */