[Mac] Implement Paste and Go/Search.

BUG=http://crbug.com/10937
BUG=http://crbug.com/13021
TEST=Omnibox context menu should contain paste and go/search.
Review URL: http://codereview.chromium.org/192008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@26603 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/autocomplete/autocomplete_edit_view_mac.h

@@ -14,6 +14,7 @@
 #include "chrome/browser/autocomplete/autocomplete_edit_view.h"
 #include "chrome/browser/toolbar_model.h"
 #include "chrome/common/page_transition_types.h"
+#include "grit/generated_resources.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class AutocompleteEditController;
@@ -113,6 +114,19 @@ class AutocompleteEditViewMac : public AutocompleteEditView {
   // Called when the user attempts to paste into |field_|.
   void OnPaste();
 
+  // Returns true if the current clipboard text supports paste and go (or paste
+  // and search).
+  bool CanPasteAndGo();
+
+  // Returns the appropriate "Paste and Go" or "Paste and Search" context menu
+  // string, depending on what is currently in the clipboard.  Must not be
+  // called unless CanPasteAndGo() returns true.
+  int GetPasteActionStringId();
+
+  // Called when the user initiates a "paste and go" or "paste and search" into
+  // |field_|.
+  void OnPasteAndGo();
+
   // Checks if a keyword search is possible and forwards to |model_|
   // if so.  Returns true if the tab should be eaten.
   bool OnTabPressed();

chrome/browser/autocomplete/autocomplete_edit_view_mac.mm

@@ -6,6 +6,7 @@
 
 #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"
@@ -18,6 +19,7 @@
 #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
@@ -606,6 +608,27 @@ void AutocompleteEditViewMac::OnPaste() {
   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();
@@ -836,6 +859,18 @@ std::wstring AutocompleteEditViewMac::GetClipboardText(Clipboard* clipboard) {
   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();

chrome/browser/cocoa/autocomplete_text_field.h

@@ -33,6 +33,11 @@
 // edited.  See AutocompleteTextFieldEditor implementation.
 - (BOOL)control:(NSControl*)control textShouldPaste:(NSText*)fieldEditor;
 
+// Returns nil if paste actions are not supported.
+- (NSString*)control:(NSControl*)control
+             textPasteActionString:(NSText*)fieldEditor;
+- (void)control:(NSControl*)control textDidPasteAndGo:(NSText*)fieldEditor;
+
 // Let the delegate track -flagsChanged: events.
 - (void)control:(NSControl*)control flagsChanged:(NSEvent*)theEvent;
 

chrome/browser/cocoa/autocomplete_text_field.mm

@@ -25,6 +25,21 @@
   return YES;
 }
 
+- (NSString*)textPasteActionString:(NSText*)fieldEditor {
+  id delegate = [self delegate];
+  if ([delegate respondsToSelector:@selector(control:textPasteActionString:)]) {
+    return [delegate control:self textPasteActionString:fieldEditor];
+  }
+  return nil;
+}
+
+- (void)textDidPasteAndGo:(NSText*)fieldEditor {
+  id delegate = [self delegate];
+  if ([delegate respondsToSelector:@selector(control:textDidPasteAndGo:)]) {
+    [delegate control:self textDidPasteAndGo:fieldEditor];
+  }
+}
+
 - (void)flagsChanged:(NSEvent*)theEvent {
   id delegate = [self delegate];
   if ([delegate respondsToSelector:@selector(control:flagsChanged:)]) {

chrome/browser/cocoa/autocomplete_text_field_editor.h

@@ -23,6 +23,9 @@
 // (or handle it internally) by returning NO.
 - (BOOL)textShouldPaste:(NSText*)fieldEditor;
 
+// Returns nil if paste actions are not supported.
+- (NSString*)textPasteActionString:(NSText*)fieldEditor;
+- (void)textDidPasteAndGo:(NSText*)fieldEditor;
 @end
 
 // Field editor used for the autocomplete field.

chrome/browser/cocoa/autocomplete_text_field_editor.mm

@@ -4,8 +4,9 @@
 
 #import "chrome/browser/cocoa/autocomplete_text_field_editor.h"
 
+#include "app/l10n_util_mac.h"
 #include "base/string_util.h"
-#include "base/sys_string_conversions.h"
+#include "grit/generated_resources.h"
 
 @implementation AutocompleteTextFieldEditor
 
@@ -45,6 +46,12 @@
   }
 }
 
+- (void)pasteAndGo:sender {
+  id delegate = [self delegate];
+  if ([delegate respondsToSelector:@selector(textDidPasteAndGo:)])
+    [delegate textDidPasteAndGo:self];
+}
+
 // We have rich text, but it shouldn't be modified by the user, so
 // don't update the font panel.  In theory, -setUsesFontPanel: should
 // accomplish this, but that gets called frequently with YES when
@@ -58,4 +65,32 @@
 - (void)updateRuler {
 }
 
+- (NSMenu*)menuForEvent:(NSEvent*)event {
+  NSMenu* menu = [[[NSMenu alloc] initWithTitle:@"TITLE"] autorelease];
+  [menu insertItemWithTitle:l10n_util::GetNSStringWithFixup(IDS_CUT)
+        action:@selector(cut:)
+        keyEquivalent:@"" atIndex:0];
+  [menu insertItemWithTitle:l10n_util::GetNSStringWithFixup(IDS_COPY)
+        action:@selector(copy:)
+        keyEquivalent:@"" atIndex:1];
+  [menu insertItemWithTitle:l10n_util::GetNSStringWithFixup(IDS_PASTE)
+        action:@selector(paste:)
+        keyEquivalent:@"" atIndex:2];
+
+  // Paste and go/search.
+  id delegate = [self delegate];
+
+  if ([delegate respondsToSelector:@selector(textPasteActionString:)]) {
+    NSString* label = [delegate textPasteActionString:self];
+    // TODO(rohitrao): If the clipboard is empty, should we show a greyed-out
+    // "Paste and Go" or nothing at all?
+    if (label) {
+      [menu insertItemWithTitle:label action:@selector(pasteAndGo:)
+            keyEquivalent:@"" atIndex:3];
+    }
+  }
+
+  return menu;
+}
+
 @end