Make it possible to set and get userdata pointers.

4 files changed, 96 insertions, 0 deletions

diff --git a/lib/bemenu.h b/lib/bemenu.h
index 250ad53..65625b3 100644
--- a/lib/bemenu.h
+++ b/lib/bemenu.h
@@ -123,6 +123,23 @@ void bmMenuFreeItems(bmMenu *menu);
  * @{ */
 
 /**
+ * Set userdata pointer to bmMenu instance.
+ * Userdata will be carried unmodified by the instance.
+ *
+ * @param menu bmMenu instance where to set userdata pointer.
+ * @param userdata Pointer to userdata.
+ */
+void bmMenuSetUserdata(bmMenu *menu, void *userdata);
+
+/**
+ * Get userdata pointer from bmMenu instance.
+ *
+ * @param menu bmMenu instance which userdata pointer to get.
+ * @return Pointer for unmodified userdata.
+ */
+void* bmMenuGetUserdata(bmMenu *menu);
+
+/**
  * Set active filter mode to bmMenu instance.
  *
  * @param menu bmMenu instance where to set filter mode.
@@ -352,6 +369,23 @@ void bmItemFree(bmItem *item);
  * @{ */
 
 /**
+ * Set userdata pointer to bmItem instance.
+ * Userdata will be carried unmodified by the instance.
+ *
+ * @param item bmItem instance where to set userdata pointer.
+ * @param userdata Pointer to userdata.
+ */
+void bmItemSetUserdata(bmItem *item, void *userdata);
+
+/**
+ * Get userdata pointer from bmItem instance.
+ *
+ * @param item bmItem instance which userdata pointer to get.
+ * @return Pointer for unmodified userdata.
+ */
+void* bmItemGetUserdata(bmItem *item);
+
+/**
  * Set text to bmItem instance.
  *
  * @param item bmItem instance where to set text.
diff --git a/lib/internal.h b/lib/internal.h
index d0a9848..790b4ed 100644
--- a/lib/internal.h
+++ b/lib/internal.h
@@ -10,6 +10,12 @@
  */
 struct _bmItem {
     /**
+     * Userdata pointer.
+     * This pointer will be passed around with the item untouched.
+     */
+    void *userdata;
+
+    /**
      * Primary text shown on item as null terminated C "string".
      * Matching will be done against this text as well.
      */
@@ -60,6 +66,12 @@ struct _bmItemList {
  */
 struct _bmMenu {
     /**
+     * Userdata pointer.
+     * This pointer will be passed around with the menu untouched.
+     */
+    void *userdata;
+
+    /**
      * Underlying renderer access.
      */
     struct _bmRenderApi renderApi;
diff --git a/lib/item.c b/lib/item.c
index e6ccc7a..f2a879a 100644
--- a/lib/item.c
+++ b/lib/item.c
@@ -36,6 +36,31 @@ void bmItemFree(bmItem *item)
 }
 
 /**
+ * Set userdata pointer to bmItem instance.
+ * Userdata will be carried unmodified by the instance.
+ *
+ * @param item bmItem instance where to set userdata pointer.
+ * @param userdata Pointer to userdata.
+ */
+void bmItemSetUserdata(bmItem *item, void *userdata)
+{
+    assert(item);
+    item->userdata = userdata;
+}
+
+/**
+ * Get userdata pointer from bmItem instance.
+ *
+ * @param item bmItem instance which userdata pointer to get.
+ * @return Pointer for unmodified userdata.
+ */
+void* bmItemGetUserdata(bmItem *item)
+{
+    assert(item);
+    return item->userdata;
+}
+
+/**
  * Set text to bmItem instance.
  *
  * @param item bmItem instance where to set text.
diff --git a/lib/menu.c b/lib/menu.c
index 6274fe3..a011194 100644
--- a/lib/menu.c
+++ b/lib/menu.c
@@ -103,6 +103,31 @@ void bmMenuFreeItems(bmMenu *menu)
 }
 
 /**
+ * Set userdata pointer to bmMenu instance.
+ * Userdata will be carried unmodified by the instance.
+ *
+ * @param menu bmMenu instance where to set userdata pointer.
+ * @param userdata Pointer to userdata.
+ */
+void bmMenuSetUserdata(bmMenu *menu, void *userdata)
+{
+    assert(menu);
+    menu->userdata = userdata;
+}
+
+/**
+ * Get userdata pointer from bmMenu instance.
+ *
+ * @param menu bmMenu instance which userdata pointer to get.
+ * @return Pointer for unmodified userdata.
+ */
+void* bmMenuGetUserdata(bmMenu *menu)
+{
+    assert(menu);
+    return menu->userdata;
+}
+
+/**
  * Set active filter mode to bmMenu instance.
  *
  * @param menu bmMenu instance where to set filter mode.