init lserp cs 5.0

2026-07-10 15:25:05 +08:00
commit 90f3fda86a
3799 changed files with 976868 additions and 0 deletions
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+namespace Cef3
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Diagnostics;
+    using System.Runtime.InteropServices;
+    using Cef3.Interop;
+
+    /// <summary>
+    /// Implement this interface to handle events related to dragging. The methods of
+    /// this class will be called on the UI thread.
+    /// </summary>
+    public abstract unsafe partial class CefDragHandler
+    {
+        private int on_drag_enter(cef_drag_handler_t* self, cef_browser_t* browser, cef_drag_data_t* dragData, CefDragOperationsMask mask)
+        {
+            CheckSelf(self);
+
+            var m_browser = CefBrowser.FromNative(browser);
+            var m_dragData = CefDragData.FromNative(dragData);
+            var m_result = OnDragEnter(m_browser, m_dragData, mask);
+
+            return m_result ? 1 : 0;
+        }
+
+        /// <summary>
+        /// Called when an external drag event enters the browser window. |dragData|
+        /// contains the drag event data and |mask| represents the type of drag
+        /// operation. Return false for default drag handling behavior or true to
+        /// cancel the drag event.
+        /// </summary>
+        protected abstract bool OnDragEnter(CefBrowser browser, CefDragData dragData, CefDragOperationsMask mask);
+
+
+        private static readonly CefDraggableRegion[] EmptyDraggableRegion = new CefDraggableRegion[0];
+
+        private void on_draggable_regions_changed(cef_drag_handler_t* self, cef_browser_t* browser, UIntPtr regionsCount, cef_draggable_region_t* regions)
+        {
+            CheckSelf(self);
+
+            var m_browser = CefBrowser.FromNative(browser);
+            CefDraggableRegion[] m_regions;
+            var m_count = (int)regionsCount;
+            if (m_count == 0) m_regions = EmptyDraggableRegion;
+            else
+            {
+                m_regions = new CefDraggableRegion[m_count];
+                for (var i = 0; i < m_count; i++)
+                {
+                    m_regions[i] = CefDraggableRegion.FromNative(regions + i);
+                }
+            }
+
+            OnDraggableRegionsChanged(m_browser, m_regions);
+        }
+
+        /// <summary>
+        /// Called whenever draggable regions for the browser window change. These can
+        /// be specified using the '-webkit-app-region: drag/no-drag' CSS-property. If
+        /// draggable regions are never defined in a document this method will also
+        /// never be called. If the last draggable region is removed from a document
+        /// this method will be called with an empty vector.
+        /// </summary>
+        protected abstract void OnDraggableRegionsChanged(CefBrowser browser, CefDraggableRegion[] regions);
+    }
+}