1 files changed, 47 insertions, 4 deletions

diff --git a/source/blender/makesdna/DNA_space_types.h b/source/blender/makesdna/DNA_space_types.h
index 747e392b529..ab74282eb64 100644
--- a/source/blender/makesdna/DNA_space_types.h
+++ b/source/blender/makesdna/DNA_space_types.h
@@ -1870,6 +1870,32 @@ typedef struct SpreadsheetColumn {
   SpreadsheetColumnID *id;
 } SpreadsheetColumn;
 
+/**
+ * An item in SpaceSpreadsheet.context_path.
+ * This is a bases struct for the structs below.
+ */
+typedef struct SpreadsheetContext {
+  struct SpreadsheetContext *next, *prev;
+  /* eSpaceSpreadsheet_ContextType. */
+  int type;
+  char _pad[4];
+} SpreadsheetContext;
+
+typedef struct SpreadsheetContextObject {
+  SpreadsheetContext base;
+  struct Object *object;
+} SpreadsheetContextObject;
+
+typedef struct SpreadsheetContextModifier {
+  SpreadsheetContext base;
+  char *modifier_name;
+} SpreadsheetContextModifier;
+
+typedef struct SpreadsheetContextNode {
+  SpreadsheetContext base;
+  char *node_name;
+} SpreadsheetContextNode;
+
 typedef struct SpaceSpreadsheet {
   SpaceLink *next, *prev;
   /** Storage of regions for inactive spaces. */
@@ -1882,7 +1908,13 @@ typedef struct SpaceSpreadsheet {
   /* List of #SpreadsheetColumn. */
   ListBase columns;
 
-  struct ID *pinned_id;
+  /**
+   * List of #SpreadsheetContext.
+   * This is a path to the data that is displayed in the spreadsheet.
+   * It can be set explicitely by an action of the user (e.g. clicking the preview icon in a
+   * geometry node) or it can be derived from context automatically based on some heuristic.
+   */
+  ListBase context_path;
 
   /* eSpaceSpreadsheet_FilterFlag. */
   uint8_t filter_flag;
@@ -1894,21 +1926,32 @@ typedef struct SpaceSpreadsheet {
   /* eSpaceSpreadsheet_ObjectContext. */
   uint8_t object_eval_state;
 
-  char _pad1[4];
+  /* eSpaceSpreadsheet_Flag. */
+  uint32_t flag;
 
   SpaceSpreadsheet_Runtime *runtime;
 } SpaceSpreadsheet;
 
+typedef enum eSpaceSpreadsheet_Flag {
+  SPREADSHEET_FLAG_PINNED = (1 << 0),
+  SPREADSHEET_FLAG_CONTEXT_PATH_COLLAPSED = (1 << 1),
+} eSpaceSpreadsheet_Flag;
+
 typedef enum eSpaceSpreadsheet_FilterFlag {
   SPREADSHEET_FILTER_SELECTED_ONLY = (1 << 0),
 } eSpaceSpreadsheet_FilterFlag;
 
 typedef enum eSpaceSpreadsheet_ObjectEvalState {
-  SPREADSHEET_OBJECT_EVAL_STATE_FINAL = 0,
+  SPREADSHEET_OBJECT_EVAL_STATE_EVALUATED = 0,
   SPREADSHEET_OBJECT_EVAL_STATE_ORIGINAL = 1,
-  SPREADSHEET_OBJECT_EVAL_STATE_NODE = 2,
 } eSpaceSpreadsheet_Context;
 
+typedef enum eSpaceSpreadsheet_ContextType {
+  SPREADSHEET_CONTEXT_OBJECT = 0,
+  SPREADSHEET_CONTEXT_MODIFIER = 1,
+  SPREADSHEET_CONTEXT_NODE = 2,
+} eSpaceSpreadsheet_ContextType;
+
 /**
  * We can't just use UI_UNIT_X, because it does not take `widget.points` into account, which
  * modifies the width of text as well.