From 9bd1736fec19276ae521e66e466ea689032d84ea Mon Sep 17 00:00:00 2001
From: N00MKRAD <61149547+n00mkrad@users.noreply.github.com>
Date: Fri, 8 Nov 2024 12:07:43 +0100
Subject: [PATCH] Fix dragndrop cursor getting stuck when main thread is busy

---
 CodeLegacy/Forms/Main/Form1.cs      | 13 +++++++------
 CodeLegacy/Forms/PromptForm.cs      |  7 -------
 CodeLegacy/Main/InterpolateUtils.cs |  4 ++--
 3 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/CodeLegacy/Forms/Main/Form1.cs b/CodeLegacy/Forms/Main/Form1.cs
index bdcbc7f..fb22a81 100644
--- a/CodeLegacy/Forms/Main/Form1.cs
+++ b/CodeLegacy/Forms/Main/Form1.cs
@@ -674,12 +674,14 @@ namespace Flowframes.Forms.Main
 
         private void Form1_DragEnter(object sender, DragEventArgs e) { e.Effect = DragDropEffects.Copy; }
 
-        private void Form1_DragDrop(object sender, DragEventArgs e)
+        private async void Form1_DragDrop(object sender, DragEventArgs e)
         {
-            DragDropHandler((string[])e.Data.GetData(DataFormats.FileDrop));
+            var files = (string[])e.Data.GetData(DataFormats.FileDrop);
+            await Task.Delay(1); // Release drop
+            DragDropHandler(files);
         }
 
-        public void DragDropHandler(string[] files)
+        public void DragDropHandler(string[] files, bool first = true)
         {
             if (Program.busy) return;
 
@@ -689,13 +691,12 @@ namespace Flowframes.Forms.Main
             {
                 SetTab(interpOptsTab.Name);
                 queueBtn_Click(null, null);
-                if (BatchProcessing.currentBatchForm != null)
-                    BatchProcessing.currentBatchForm.LoadDroppedPaths(files, start);
+                BatchProcessing.currentBatchForm?.LoadDroppedPaths(files, start);
             }
             else
             {
                 SetTab(interpOptsTab.Name);
-                Logger.Log("Selected video/directory: " + Path.GetFileName(files[0]), true);
+                Logger.Log($"Selected video/directory: {Path.GetFileName(files[0])}", true);
                 inputTbox.Text = files[0];
 
                 bool resume = Directory.Exists(files[0]) && IoUtils.GetAmountOfFiles(Path.Combine(files[0], Paths.resumeDir), true, "*.json") > 0;
diff --git a/CodeLegacy/Forms/PromptForm.cs b/CodeLegacy/Forms/PromptForm.cs
index 3e9d7e8..b7ac395 100644
--- a/CodeLegacy/Forms/PromptForm.cs
+++ b/CodeLegacy/Forms/PromptForm.cs
@@ -1,11 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.ComponentModel;
-using System.Data;
-using System.Drawing;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using System.Windows.Forms;
 
 namespace Flowframes.Forms
diff --git a/CodeLegacy/Main/InterpolateUtils.cs b/CodeLegacy/Main/InterpolateUtils.cs
index 5b57046..24ac736 100644
--- a/CodeLegacy/Main/InterpolateUtils.cs
+++ b/CodeLegacy/Main/InterpolateUtils.cs
@@ -381,8 +381,8 @@ namespace Flowframes.Main
 
         public static Fraction AskForFramerate(string mediaName, bool isImageSequence = true)
         {
-            string text = $"Please enter an input frame rate to use for{(isImageSequence ? " the image sequence" : "")} '{mediaName.Trunc(80)}'.";
-            PromptForm form = new PromptForm("Enter Frame Rate", text, "15");
+            string text = $"Please enter the source frame rate for{(isImageSequence ? " the image sequence" : "")} '{mediaName.Trunc(80)}'.";
+            var form = new PromptForm("Enter Frame Rate", text, "15");
             form.ShowDialog();
             return new Fraction(form.EnteredText);
         }