Add WebDragData to blink::WebView::dragtargetDrop

content/renderer/render_view_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 407 matching lines @@
 
   bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event) override {
     // The WebWidget handles mouse lock in WebKit's handleInputEvent().
     return false;
   }
 
  private:
   blink::WebWidget* webwidget_;
 };
 
-WebDragData DropDataToWebDragData(const DropData& drop_data) {
+WebDragData DropDataToWebDragData(const DropData& drop_data,
+                                  bool is_meta_data) {
   std::vector<WebDragData::Item> item_list;
 
   // These fields are currently unused when dragging into WebKit.
   DCHECK(drop_data.download_metadata.empty());
   DCHECK(drop_data.file_contents.empty());
   DCHECK(drop_data.file_description_filename.empty());
 
   if (!drop_data.text.is_null()) {
     WebDragData::Item item;
     item.storageType = WebDragData::Item::StorageTypeString;
     item.stringType = WebString::fromUTF8(ui::Clipboard::kMimeTypeText);
-    item.stringData = drop_data.text.string();
+    item.stringData = is_meta_data ? WebString::fromUTF8("")
+                                   : WebString(drop_data.text.string());
     item_list.push_back(item);
   }
 
   // TODO(dcheng): Do we need to distinguish between null and empty URLs? Is it
   // meaningful to write an empty URL to the clipboard?
-  if (!drop_data.url.is_empty()) {
+  if (drop_data.has_url) {
     WebDragData::Item item;
     item.storageType = WebDragData::Item::StorageTypeString;
     item.stringType = WebString::fromUTF8(ui::Clipboard::kMimeTypeURIList);
-    item.stringData = WebString::fromUTF8(drop_data.url.spec());
-    item.title = drop_data.url_title;
+    item.stringData = is_meta_data ? WebString::fromUTF8("")
+                                   : WebString::fromUTF8(drop_data.url.spec());
+    item.title =
+        is_meta_data ? WebString::fromUTF8("") : WebString(drop_data.url_title);
     item_list.push_back(item);
   }
 
   if (!drop_data.html.is_null()) {
     WebDragData::Item item;
     item.storageType = WebDragData::Item::StorageTypeString;
     item.stringType = WebString::fromUTF8(ui::Clipboard::kMimeTypeHTML);
-    item.stringData = drop_data.html.string();
-    item.baseURL = drop_data.html_base_url;
+    item.stringData = is_meta_data ? WebString::fromUTF8("")
+                                   : WebString(drop_data.html.string());
+    item.baseURL = is_meta_data ? GURL() : drop_data.html_base_url;
     item_list.push_back(item);
   }
 
   for (std::vector<ui::FileInfo>::const_iterator it =
            drop_data.filenames.begin();
        it != drop_data.filenames.end();
        ++it) {
     WebDragData::Item item;
     item.storageType = WebDragData::Item::StorageTypeFilename;
-    item.filenameData = it->path.AsUTF16Unsafe();
-    item.displayNameData = it->display_name.AsUTF16Unsafe();
+    item.filenameData = is_meta_data ? WebString::fromUTF8("")
+                                     : WebString(it->path.AsUTF16Unsafe());
+    item.displayNameData = is_meta_data
+                               ? WebString::fromUTF8("")
+                               : WebString(it->display_name.AsUTF16Unsafe());
     item_list.push_back(item);
   }
 
   for (std::vector<DropData::FileSystemFileInfo>::const_iterator it =
            drop_data.file_system_files.begin();
        it != drop_data.file_system_files.end();
        ++it) {
     WebDragData::Item item;
     item.storageType = WebDragData::Item::StorageTypeFileSystemFile;
-    item.fileSystemURL = it->url;
-    item.fileSystemFileSize = it->size;
+    item.fileSystemURL = is_meta_data ? GURL() : it->url;
+    item.fileSystemFileSize = is_meta_data ? 0 : it->size;
     item_list.push_back(item);
   }
 
   for (std::map<base::string16, base::string16>::const_iterator it =
            drop_data.custom_data.begin();
        it != drop_data.custom_data.end();
        ++it) {
     WebDragData::Item item;
     item.storageType = WebDragData::Item::StorageTypeString;
     item.stringType = it->first;
-    item.stringData = it->second;
+    item.stringData =
+        is_meta_data ? WebString::fromUTF8("") : WebString(it->second);
     item_list.push_back(item);
   }
 
   WebDragData result;
   result.initialize();
   result.setItems(item_list);
   result.setFilesystemId(drop_data.filesystem_id);
+  result.setCanReadContent(!is_meta_data);
   return result;
 }
 
 typedef void (*SetFontFamilyWrapper)(blink::WebSettings*,
                                      const base::string16&,
                                      UScriptCode);
 
 void SetStandardFontFamilyWrapper(WebSettings* settings,
                                   const base::string16& font,
                                   UScriptCode script) {
@@ skipping 1894 matching lines @@
   // Keep track of the total bindings accumulated in this process.
   RenderProcess::current()->AddBindings(enabled_bindings_flags);
 }
 
 void RenderViewImpl::OnDragTargetDragEnter(const DropData& drop_data,
                                            const gfx::Point& client_point,
                                            const gfx::Point& screen_point,
                                            WebDragOperationsMask ops,
                                            int key_modifiers) {
   WebDragOperation operation = webview()->dragTargetDragEnter(
-      DropDataToWebDragData(drop_data),
-      client_point,
-      screen_point,
-      ops,
+      DropDataToWebDragData(drop_data, true), client_point, screen_point, ops,
       key_modifiers);
 
   Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
 }
 
 void RenderViewImpl::OnDragTargetDragOver(const gfx::Point& client_point,
                                           const gfx::Point& screen_point,
                                           WebDragOperationsMask ops,
                                           int key_modifiers) {
   WebDragOperation operation = webview()->dragTargetDragOver(
       client_point,
       screen_point,
       ops,
       key_modifiers);
 
   Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
 }
 
 void RenderViewImpl::OnDragTargetDragLeave() {
   webview()->dragTargetDragLeave();
 }
 
-void RenderViewImpl::OnDragTargetDrop(const gfx::Point& client_point,
+void RenderViewImpl::OnDragTargetDrop(const DropData& drop_data,
+                                      const gfx::Point& client_point,
                                       const gfx::Point& screen_point,
                                       int key_modifiers) {
-  webview()->dragTargetDrop(client_point, screen_point, key_modifiers);
+  webview()->dragTargetDrop(DropDataToWebDragData(drop_data, false),
+                            client_point, screen_point, key_modifiers);
 }
 
 void RenderViewImpl::OnDragSourceEnded(const gfx::Point& client_point,
                                        const gfx::Point& screen_point,
                                        WebDragOperation op) {
   webview()->dragSourceEndedAt(client_point, screen_point, op);
 }
 
 void RenderViewImpl::OnDragSourceSystemDragEnded() {
   webview()->dragSourceSystemDragEnded();
@@ skipping 1082 matching lines @@
   if (IsUseZoomForDSFEnabled()) {
     webview()->setZoomFactorForDeviceScaleFactor(device_scale_factor_);
   } else {
     webview()->setDeviceScaleFactor(device_scale_factor_);
   }
   webview()->settings()->setPreferCompositingToLCDTextEnabled(
       PreferCompositingToLCDText(compositor_deps_, device_scale_factor_));
 }
 
 }  // namespace content