1 files changed, 93 insertions, 0 deletions
diff --git a/input/event.c b/input/event.c
new file mode 100644
index 0000000..266e029
--- /dev/null
+++ b/input/event.c
@@ -0,0 +1,93 @@
+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "event.h"
+#include "input.h"
+#include "common/msg.h"
+#include "player/external_files.h"
+
+void mp_event_drop_files(struct input_ctx *ictx, int num_files, char **files,
+                         enum mp_dnd_action action)
+{
+    bool all_sub = true;
+    for (int i = 0; i < num_files; i++)
+        all_sub &= mp_might_be_subtitle_file(files[i]);
+
+    if (all_sub) {
+        for (int i = 0; i < num_files; i++) {
+            const char *cmd[] = {
+                "osd-auto",
+                "sub-add",
+                files[i],
+                NULL
+            };
+            mp_input_run_cmd(ictx, cmd);
+        }
+    } else {
+        for (int i = 0; i < num_files; i++) {
+            const char *cmd[] = {
+                "osd-auto",
+                "loadfile",
+                files[i],
+                /* Either start playing the dropped files right away
+                   or add them to the end of the current playlist */
+                (i == 0 && action == DND_REPLACE) ? "replace" : "append-play",
+                NULL
+            };
+            mp_input_run_cmd(ictx, cmd);
+        }
+    }
+}
+
+int mp_event_drop_mime_data(struct input_ctx *ictx, const char *mime_type,
+                            bstr data, enum mp_dnd_action action)
+{
+    // (text lists are the only format supported right now)
+    if (mp_event_get_mime_type_score(ictx, mime_type) >= 0) {
+        void *tmp = talloc_new(NULL);
+        int num_files = 0;
+        char **files = NULL;
+        while (data.len) {
+            bstr line = bstr_getline(data, &data);
+            line = bstr_strip_linebreaks(line);
+            if (bstr_startswith0(line, "#") || !line.start[0])
+                continue;
+            char *s = bstrto0(tmp, line);
+            MP_TARRAY_APPEND(tmp, files, num_files, s);
+        }
+        mp_event_drop_files(ictx, num_files, files, action);
+        talloc_free(tmp);
+        return num_files > 0;
+    } else {
+        return -1;
+    }
+}
+
+int mp_event_get_mime_type_score(struct input_ctx *ictx, const char *mime_type)
+{
+    // X11 and Wayland file list format.
+    if (strcmp(mime_type, "text/uri-list") == 0)
+        return 10;
+    // Just text; treat it the same for convenience.
+    if (strcmp(mime_type, "text/plain;charset=utf-8") == 0)
+        return 5;
+    if (strcmp(mime_type, "text/plain") == 0)
+        return 4;
+    if (strcmp(mime_type, "text") == 0)
+        return 0;
+    return -1;
+}