Initial implemention of Mac Omnibox.

chrome/browser/autocomplete/autocomplete_popup_view_mac.h

+// Copyright (c) 2009 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.
+
+#ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_MAC_H_
+#define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_MAC_H_
+
+#import <Cocoa/Cocoa.h>
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/scoped_ptr.h"
+#include "base/scoped_nsobject.h"
+#include "chrome/browser/autocomplete/autocomplete.h"
+#include "chrome/browser/autocomplete/autocomplete_popup_view.h"
+#include "webkit/glue/window_open_disposition.h"
+
+class AutocompletePopupModel;
+class AutocompleteEditModel;
+class AutocompleteEditViewMac;
+@class AutocompleteTableTarget;
+class Profile;
+
+// Implements AutocompletePopupView using a raw NSWindow containing an
+// NSTableView.
+
+class AutocompletePopupViewMac : public AutocompletePopupView {
+ public:
+  AutocompletePopupViewMac(AutocompleteEditViewMac* edit_view,
+                           AutocompleteEditModel* edit_model,
+                           Profile* profile);
+  virtual ~AutocompletePopupViewMac();
+
+  // Implement the AutocompletePopupView interface.
+  virtual bool IsOpen() const;
+  virtual void InvalidateLine(size_t line) {
+    // TODO(shess): Verify that there is no need to implement this.
+    // This is currently used in two places in the model:
+    //
+    // When setting the selected line, the selected line is
+    // invalidated, then the selected line is changed, then the new
+    // selected line is invalidated, then PaintUpdatesNow() is called.
+    // For us PaintUpdatesNow() should be sufficient.
+    //
+    // Same thing happens when changing the hovered line, except with
+    // no call to PaintUpdatesNow().  Since this code does not
+    // currently support special display of the hovered line, there's
+    // nothing to do here.
+    //
+    // deanm indicates that this is an anti-flicker optimization,
+    // which we probably cannot utilize (and may not need) so long as
+    // we're using NSTableView to implement the popup contents.  We
+    // may need to move away from NSTableView to implement hover,
+    // though.
+  }
+  virtual void UpdatePopupAppearance();
+  virtual void OnHoverEnabledOrDisabled(bool disabled) { NOTIMPLEMENTED(); }
+ 
+  // This is only called by model in SetSelectedLine() after updating
+  // everything.  Popup should already be visible.
+  virtual void PaintUpdatesNow();
+
+  // Helpers which forward to model_, otherwise our Objective-C helper
+  // object would need model_ to be public:.
+  void StopAutocomplete();
+  size_t ResultRowCount();
+  const std::wstring& ResultContentsAt(size_t i);
+  bool ResultStarredAt(size_t i);
+  const std::wstring& ResultDescriptionAt(size_t i);
+  void AcceptInput(WindowOpenDisposition disposition, bool for_drop);
+
+  // TODO(shess): Get rid of this.  Right now it's needed because of
+  // the ordering of initialization in tab_contents_controller.mm.
+  void SetField(NSTextField* field) {
+    field_ = field;
+  }
+
+ private:
+  // Create the popup_ instance if needed.
+  void CreatePopupIfNeeded();
+
+  scoped_ptr<AutocompletePopupModel> model_;
+  AutocompleteEditViewMac* edit_view_;
+
+  NSTextField* field_;  // owned by tab controller
+
+  scoped_nsobject<AutocompleteTableTarget> table_target_;
+  // TODO(shess): Before checkin review implementation to make sure
+  // that popup_'s object hierarchy doesn't keep references to
+  // destructed objects.
+  scoped_nsobject<NSWindow> popup_;
+
+  DISALLOW_COPY_AND_ASSIGN(AutocompletePopupViewMac);
+};
+
+#endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_MAC_H_