From 3ddb75d6c962da53a5377c3141256c0b7f9131bf Mon Sep 17 00:00:00 2001
From: liuzhangjian <liuzhangjian@uniontech.com>
Date: Mon, 21 Aug 2023 09:40:24 +0800
Subject: [PATCH] Use a thumbnail as the file icon

---
 src/fsearch_file_utils.c | 29 +++++++++++++++++++++++++++--
 src/fsearch_file_utils.h |  3 +++
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/src/fsearch_file_utils.c b/src/fsearch_file_utils.c
index 7946fd5a1..58474b795 100644
--- a/src/fsearch_file_utils.c
+++ b/src/fsearch_file_utils.c
@@ -604,12 +604,17 @@ fsearch_file_utils_guess_icon(const char *name, const char *path, bool is_dir) {
         return fsearch_file_utils_get_desktop_file_icon(path);
     }
 
+    GIcon *icon = fsearch_file_utils_get_thumbnail_icon(path);
+    if (icon) {
+        return icon;
+    }
+
     g_autofree gchar *content_type = g_content_type_guess(name, NULL, 0, NULL);
     if (!content_type) {
         return g_themed_icon_new(DEFAULT_FILE_ICON_NAME);
     }
 
-    GIcon *icon = g_content_type_get_icon(content_type);
+    icon = g_content_type_get_icon(content_type);
 
     return icon ? icon : g_themed_icon_new(DEFAULT_FILE_ICON_NAME);
 }
@@ -651,4 +656,24 @@ fsearch_file_utils_get_content_type(const char *path, GError **error) {
     }
     const char *content_type = g_file_info_get_content_type(info);
     return content_type ? g_strdup(content_type) : NULL;
-}
\ No newline at end of file
+}
+
+GIcon *
+fsearch_file_utils_get_thumbnail_icon(const char *path) {
+    g_autoptr(GFile) g_file = g_file_new_for_path(path);
+    if (!g_file) {
+        return NULL;
+    }
+    
+    g_autoptr(GFileInfo) file_info = g_file_query_info(g_file, "thumbnail::path", 0, NULL, NULL);
+    if (!file_info) {
+        return NULL;
+    }
+
+    const char *thumbnail = g_file_info_get_attribute_byte_string(file_info, "thumbnail::path");
+    if (!thumbnail) {
+        return NULL;
+    }
+
+    return g_icon_new_for_string(thumbnail, NULL);
+}
diff --git a/src/fsearch_file_utils.h b/src/fsearch_file_utils.h
index 3a2e45275..6b1893558 100644
--- a/src/fsearch_file_utils.h
+++ b/src/fsearch_file_utils.h
@@ -68,3 +68,6 @@ fsearch_file_utils_get_desktop_file_icon(const char *path);
 
 char *
 fsearch_file_utils_get_content_type(const char *path, GError **error);
+
+GIcon *
+fsearch_file_utils_get_thumbnail_icon(const char *path);