[Mac] Organize some files into chrome/browser/ui/cocoa/tab_contents/....

chrome/browser/ui/cocoa/web_contents_drag_source.mm

Index: chrome/browser/ui/cocoa/web_contents_drag_source.mm
===================================================================
--- chrome/browser/ui/cocoa/web_contents_drag_source.mm	(revision 71953)
+++ chrome/browser/ui/cocoa/web_contents_drag_source.mm	(working copy)
@@ -1,130 +0,0 @@
-// Copyright (c) 2010 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.
-
-#import "chrome/browser/ui/cocoa/web_contents_drag_source.h"
-
-#include "app/mac/nsimage_cache.h"
-#include "base/string_util.h"
-#include "base/sys_string_conversions.h"
-#include "chrome/browser/renderer_host/render_view_host.h"
-#include "chrome/browser/tab_contents/tab_contents.h"
-#include "chrome/browser/tab_contents/tab_contents_view_mac.h"
-
-namespace {
-
-// Make a drag image from the drop data.
-// TODO(feldstein): Make this work
-NSImage* MakeDragImage() {
-  // TODO(feldstein): Just a stub for now. Make it do something (see, e.g.,
-  // WebKit/WebKit/mac/Misc/WebNSViewExtras.m: |-_web_DragImageForElement:...|).
-
-  // Default to returning a generic image.
-  return app::mac::GetCachedImageWithName(@"nav.pdf");
-}
-
-// Flips screen and point coordinates over the y axis to work with webkit
-// coordinate systems.
-void FlipPointCoordinates(NSPoint& screenPoint,
-                          NSPoint& localPoint,
-                          NSView* view) {
-  NSRect viewFrame = [view frame];
-  localPoint.y = NSHeight(viewFrame) - localPoint.y;
-  // Flip |screenPoint|.
-  NSRect screenFrame = [[[view window] screen] frame];
-  screenPoint.y = NSHeight(screenFrame) - screenPoint.y;
-}
-
-}  // namespace
-
-
-@implementation WebContentsDragSource
-
-- (id)initWithContentsView:(TabContentsViewCocoa*)contentsView
-                pasteboard:(NSPasteboard*)pboard
-         dragOperationMask:(NSDragOperation)dragOperationMask {
-  if ((self = [super init])) {
-    contentsView_ = contentsView;
-    DCHECK(contentsView_);
-
-    pasteboard_.reset([pboard retain]);
-    DCHECK(pasteboard_.get());
-
-    dragOperationMask_ = dragOperationMask;
-  }
-
-  return self;
-}
-
-- (NSImage*)dragImage {
-  return MakeDragImage();
-}
-
-- (void)fillPasteboard {
-  NOTIMPLEMENTED() << "Subclasses should implement fillPasteboard";
-}
-
-- (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal {
-  return dragOperationMask_;
-}
-
-- (void)startDrag {
-  [self fillPasteboard];
-  NSEvent* currentEvent = [NSApp currentEvent];
-
-  // Synthesize an event for dragging, since we can't be sure that
-  // [NSApp currentEvent] will return a valid dragging event.
-  NSWindow* window = [contentsView_ window];
-  NSPoint position = [window mouseLocationOutsideOfEventStream];
-  NSTimeInterval eventTime = [currentEvent timestamp];
-  NSEvent* dragEvent = [NSEvent mouseEventWithType:NSLeftMouseDragged
-                                          location:position
-                                     modifierFlags:NSLeftMouseDraggedMask
-                                         timestamp:eventTime
-                                      windowNumber:[window windowNumber]
-                                           context:nil
-                                       eventNumber:0
-                                        clickCount:1
-                                          pressure:1.0];
-  [window dragImage:[self dragImage]
-                 at:position
-             offset:NSZeroSize
-              event:dragEvent
-         pasteboard:pasteboard_
-             source:self
-          slideBack:YES];
-}
-
-- (void)draggedImage:(NSImage *)anImage endedAt:(NSPoint)aPoint
-  operation:(NSDragOperation)operation {
-}
-
-- (void)endDragAt:(NSPoint)screenPoint
-        operation:(NSDragOperation)operation {
-  RenderViewHost* rvh = [contentsView_ tabContents]->render_view_host();
-  if (rvh) {
-    rvh->DragSourceSystemDragEnded();
-
-    NSPoint localPoint = [contentsView_ convertPoint:screenPoint fromView: nil];
-    FlipPointCoordinates(screenPoint, localPoint, contentsView_);
-    rvh->DragSourceEndedAt(localPoint.x, localPoint.y,
-                           screenPoint.x, screenPoint.y,
-                           static_cast<WebKit::WebDragOperation>(operation));
-  }
-
-  // Make sure the pasteboard owner isn't us.
-  [pasteboard_ declareTypes:[NSArray array] owner:nil];
-}
-
-- (void)moveDragTo:(NSPoint)screenPoint {
-  RenderViewHost* rvh = [contentsView_ tabContents]->render_view_host();
-  if (rvh) {
-    NSPoint localPoint = [contentsView_ convertPoint:screenPoint fromView:nil];
-    FlipPointCoordinates(screenPoint, localPoint, contentsView_);
-    rvh->DragSourceMovedTo(localPoint.x, localPoint.y,
-                           screenPoint.x, screenPoint.y);
-  }
-}
-
-@end  // @implementation WebContentsDragSource
-