From 06c22636573fae88621a18263ec8e4b59cee4322 Mon Sep 17 00:00:00 2001
From: Luflosi <luflosi@luflosi.de>
Date: Fri, 23 Aug 2019 21:27:00 +0200
Subject: [PATCH] macOS: implement drag and drop of text into kitty

Closes #1368.
---
 glfw/cocoa_window.m | 21 ++++++++++++++++-----
 kitty/boss.py       |  4 ++--
 kitty/glfw.c        | 12 ++++++------
 3 files changed, 24 insertions(+), 13 deletions(-)

diff --git a/glfw/cocoa_window.m b/glfw/cocoa_window.m
index 9ee64081a..847000345 100644
--- a/glfw/cocoa_window.m
+++ b/glfw/cocoa_window.m
@@ -630,7 +630,7 @@ static GLFWapplicationshouldhandlereopenfun handle_reopen_callback = NULL;
         markedRect = NSMakeRect(0.0, 0.0, 0.0, 0.0);
 
         [self updateTrackingAreas];
-        [self registerForDraggedTypes:@[NSPasteboardTypeFileURL]];
+        [self registerForDraggedTypes:@[NSPasteboardTypeFileURL, NSPasteboardTypeString]];
     }
 
     return self;
@@ -1073,16 +1073,27 @@ is_ascii_control_char(char x) {
 
     NSPasteboard* pasteboard = [sender draggingPasteboard];
     NSDictionary* options = @{NSPasteboardURLReadingFileURLsOnlyKey:@YES};
-    NSArray* urls = [pasteboard readObjectsForClasses:@[[NSURL class]]
+    NSArray* objs = [pasteboard readObjectsForClasses:@[[NSURL class], [NSString class]]
                                               options:options];
-    if (!urls) return NO;
-    const NSUInteger count = [urls count];
+    if (!objs) return NO;
+    const NSUInteger count = [objs count];
     if (count)
     {
         char** paths = calloc(count, sizeof(char*));
 
         for (NSUInteger i = 0;  i < count;  i++)
-            paths[i] = _glfw_strdup([urls[i] fileSystemRepresentation]);
+        {
+            id obj = objs[i];
+            if ([obj isKindOfClass:[NSURL class]]) {
+                paths[i] = _glfw_strdup([obj fileSystemRepresentation]);
+            } else if ([obj isKindOfClass:[NSString class]]) {
+                paths[i] = _glfw_strdup([obj UTF8String]);
+            } else {
+                _glfwInputError(GLFW_PLATFORM_ERROR,
+                                "Cocoa: Object is neither a URL nor a string");
+                paths[i] = _glfw_strdup("");
+            }
+        }
 
         _glfwInputDrop(window, (int) count, (const char**) paths);
 
diff --git a/kitty/boss.py b/kitty/boss.py
index e10422eca..76b4a6825 100644
--- a/kitty/boss.py
+++ b/kitty/boss.py
@@ -619,12 +619,12 @@ class Boss:
         if tm is not None:
             tm.update_tab_bar_data()
 
-    def on_drop(self, os_window_id, paths):
+    def on_drop(self, os_window_id, strings):
         tm = self.os_window_map.get(os_window_id)
         if tm is not None:
             w = tm.active_window
             if w is not None:
-                w.paste('\n'.join(paths))
+                w.paste('\n'.join(strings))
 
     def on_os_window_closed(self, os_window_id, viewport_width, viewport_height):
         self.cached_values['window-size'] = viewport_width, viewport_height
diff --git a/kitty/glfw.c b/kitty/glfw.c
index ab3556ccb..8a9da6774 100644
--- a/kitty/glfw.c
+++ b/kitty/glfw.c
@@ -319,13 +319,13 @@ window_focus_callback(GLFWwindow *w, int focused) {
 }
 
 static void
-drop_callback(GLFWwindow *w, int count, const char **paths) {
+drop_callback(GLFWwindow *w, int count, const char **strings) {
     if (!set_callback_window(w)) return;
-    PyObject *p = PyTuple_New(count);
-    if (p) {
-        for (int i = 0; i < count; i++) PyTuple_SET_ITEM(p, i, PyUnicode_FromString(paths[i]));
-        WINDOW_CALLBACK(on_drop, "O", p);
-        Py_CLEAR(p);
+    PyObject *s = PyTuple_New(count);
+    if (s) {
+        for (int i = 0; i < count; i++) PyTuple_SET_ITEM(s, i, PyUnicode_FromString(strings[i]));
+        WINDOW_CALLBACK(on_drop, "O", s);
+        Py_CLEAR(s);
         request_tick_callback();
     }
     global_state.callback_os_window = NULL;