[Mac] Implement Paste and Go/Search.

chrome/browser/autocomplete/autocomplete_edit_view_mac.mm

 // 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.
 
 #include "chrome/browser/autocomplete/autocomplete_edit_view_mac.h"
 
 #include <Carbon/Carbon.h>  // kVK_Return
 #include "app/gfx/font.h"
+#include "app/l10n_util_mac.h"
 #include "app/resource_bundle.h"
 #include "base/clipboard.h"
 #import "base/cocoa_protocols_mac.h"
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/autocomplete/autocomplete_edit.h"
 #include "chrome/browser/autocomplete/autocomplete_popup_model.h"
 #include "chrome/browser/autocomplete/autocomplete_popup_view_mac.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/cocoa/autocomplete_text_field.h"
 #include "chrome/browser/cocoa/event_utils.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
+#include "grit/generated_resources.h"
 
 // Focus-handling between |field_| and |model_| is a bit subtle.
 // Other platforms detect change of focus, which is inconvenient
 // without subclassing NSTextField (even with a subclass, the use of a
 // field editor may complicate things).
 //
 // |model_| doesn't actually do anything when it gains focus, it just
 // initializes.  Visible activity happens only after the user edits.
 // NSTextField delegate receives messages around starting and ending
 // edits, so that sufcices to catch focus changes.  Since all calls
@@ skipping 568 matching lines @@
   // OnAfterPossibleChange(), even if identical contents are pasted into the
   // text box.
   text_before_change_.clear();
 
   NSString* s = base::SysWideToNSString(text);
   [[field_ currentEditor] replaceCharactersInRange:selectedRange withString:s];
 
   OnAfterPossibleChange();
 }
 
+bool AutocompleteEditViewMac::CanPasteAndGo() {
+  return
+    model_->CanPasteAndGo(GetClipboardText(g_browser_process->clipboard()));
+}
+
+int AutocompleteEditViewMac::GetPasteActionStringId() {
+  DCHECK(CanPasteAndGo());
+
+  // Use PASTE_AND_SEARCH as the default fallback (although the DCHECK above
+  // should never trigger).
+  if (!model_->is_paste_and_search())
+    return IDS_PASTE_AND_GO;
+  else
+    return IDS_PASTE_AND_SEARCH;
+}
+
+void AutocompleteEditViewMac::OnPasteAndGo() {
+  if (CanPasteAndGo())
+    model_->PasteAndGo();
+}
+
 bool AutocompleteEditViewMac::OnTabPressed() {
   if (model_->is_keyword_hint() && !model_->keyword().empty()) {
     model_->AcceptKeyword();
     return true;
   }
   return false;
 }
 
 bool AutocompleteEditViewMac::OnBackspacePressed() {
   // Don't intercept if not in keyword search mode.
@@ skipping 210 matching lines @@
 
 // AutocompleteTextField/Editor adds a delegate method which allows us
 // to intercept and handle -paste: calls.
 - (BOOL)control:(NSControl*)control textShouldPaste:(NSText*)fieldEditor {
   edit_view_->OnPaste();
 
   // Caller shouldn't also paste.
   return NO;
 }
 
+- (NSString*)control:(NSControl*)control
+             textPasteActionString:(NSText*)fieldEditor {
+  if (!edit_view_->CanPasteAndGo())
+    return nil;
+
+  return l10n_util::GetNSStringWithFixup(edit_view_->GetPasteActionStringId());
+}
+
+- (void)control:(NSControl*)control textDidPasteAndGo:(NSText*)fieldEditor {
+  edit_view_->OnPasteAndGo();
+}
+
 // Signal that we've lost focus when the window resigns key.
 - (void)windowDidResignKey:(NSNotification*)notification {
   edit_view_->OnDidResignKey();
 }
 
 // AutocompleteTextField adds a delegate method which allows us to
 // track -flagsChanged: calls.
 //
 // When the user types Control-Enter, the existing content has "www."
 // prepended and ".com" appended.  This calls down to
 // AutocompleteEditModel::OnControlKeyChanged() so that it can change
 // the popup to reflect this.  See autocomplete_edit.cc
 // OnControlKeyChanged() and OnAfterPossibleChange().
 - (void)control:(NSControl*)control flagsChanged:(NSEvent*)theEvent {
   bool controlFlag = ([theEvent modifierFlags]&NSControlKeyMask) != 0;
   edit_view_->OnControlKeyChanged(controlFlag);
 }
 
 @end