[PATCH spice-html5 4/4] Use drag and drop for transfering files from client to guest

[Pavel Grunt <pgrunt@xxxxxxxxxx>]

---
 filexfer.js     | 20 ++++++++++++++++++++
 spice.html      |  7 +++++++
 spice_auto.html |  7 +++++++
 3 files changed, 34 insertions(+)

diff --git a/filexfer.js b/filexfer.js
index 21ba350..4172916 100644
--- a/filexfer.js
+++ b/filexfer.js
@@ -24,3 +24,23 @@ function SpiceFileXferTask(id, file)
     this.file = file;
 }
 
+function handle_file_dragover(e)
+{
+    e.stopPropagation();
+    e.preventDefault();
+    e.dataTransfer.dropEffect = 'copy';
+}
+
+function handle_file_drop(e)
+{
+    var sc = window.spice_connection;
+    var files = e.dataTransfer.files;
+
+    e.stopPropagation();
+    e.preventDefault();
+    for (var i = files.length - 1; i >= 0; i--) {
+        if (files[i].type); // do not copy a directory
+            sc.file_xfer_start(files[i]);
+    };
+
+}
diff --git a/spice.html b/spice.html
index fc53a2a..604ced9 100644
--- a/spice.html
+++ b/spice.html
@@ -120,6 +120,13 @@
                 window.spice_connection = this;
 
                 resize_helper(this);
+
+                if (window.File && window.FileReader && window.FileList && window.Blob) {
+                    document.getElementById('spice-area').addEventListener('dragover', handle_file_dragover, false);
+                    document.getElementById('spice-area').addEventListener('drop', handle_file_drop, false);
+                } else {
+                    console.log("File API is not supported");
+                }
             }
 
         </script>
diff --git a/spice_auto.html b/spice_auto.html
index 48dcae1..dcf322e 100644
--- a/spice_auto.html
+++ b/spice_auto.html
@@ -156,6 +156,13 @@
                 window.spice_connection = this;
 
                 resize_helper(this);
+
+                if (window.File && window.FileReader && window.FileList && window.Blob) {
+                    document.getElementById('spice-area').addEventListener('dragover', handle_file_dragover, false);
+                    document.getElementById('spice-area').addEventListener('drop', handle_file_drop, false);
+                } else {
+                    console.log("File API is not supported");
+                }
             }
 
             connect();
-- 
1.9.3

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