[Mac] Added tooltip support for web intent picker

BUG=none
TEST=none


Review URL: http://codereview.chromium.org/8351008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@107840 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/cocoa/web_intent_bubble_controller.h

@@ -25,6 +25,9 @@ class WebIntentPickerCocoa;
   // Images for all icons shown in bubble.
   scoped_nsobject<NSPointerArray> iconImages_;
 
+  // URLs associated with the individual services.
+  scoped_nsobject<NSArray> serviceURLs_;
+
   // Default icon to use if no icon is specified.
   scoped_nsobject<NSImage> defaultIcon_;
 
@@ -40,6 +43,9 @@ class WebIntentPickerCocoa;
 // Replaces the |image| for service at |index|.
 - (void)replaceImageAtIndex:(size_t)index withImage:(NSImage*)image;
 
+// Set the service |urls| for all services.
+- (void)setServiceURLs:(NSArray*)urls;
+
 @end  // WebIntentBubbleController
 
 #endif  // CHROME_BROWSER_UI_COCOA_WEB_INTENT_BUBBLE_CONTROLLER_H_

chrome/browser/ui/cocoa/web_intent_bubble_controller.mm

@@ -81,6 +81,15 @@ const CGFloat kTextWidth = kWindowWidth - (kImageSize + kImageSpacing +
   return self;
 }
 
+- (void)setServiceURLs:(NSArray*)urls {
+  serviceURLs_.reset([urls retain]);
+
+  if ([iconImages_ count] < [serviceURLs_ count])
+    [iconImages_ setCount:[serviceURLs_ count]];
+
+  [self performLayout];
+}
+
 - (void)replaceImageAtIndex:(size_t)index withImage:(NSImage*)image {
   if ([iconImages_ count] <= index)
     [iconImages_ setCount:index + 1];
@@ -232,6 +241,8 @@ const CGFloat kTextWidth = kWindowWidth - (kImageSize + kImageSpacing +
     [cell setEnabled:YES];
 
     [matrix putCell:cell atRow:(i / iconsPerRow) column:(i % iconsPerRow)];
+    if (serviceURLs_ && [serviceURLs_ count] >= i)
+      [matrix setToolTip:[serviceURLs_ objectAtIndex:i] forCell:cell];
   }
 
   [subviews addObject:matrix];

chrome/browser/ui/cocoa/web_intent_picker_cocoa.mm

@@ -46,6 +46,17 @@ WebIntentPickerCocoa::WebIntentPickerCocoa(Browser* browser,
 }
 
 void WebIntentPickerCocoa::SetServiceURLs(const std::vector<GURL>& urls) {
+  DCHECK(controller_);
+  scoped_nsobject<NSMutableArray> urlArray(
+      [[NSMutableArray alloc] initWithCapacity:urls.size()]);
+
+  for (std::vector<GURL>::const_iterator iter(urls.begin());
+       iter != urls.end(); ++iter) {
+    [urlArray addObject:
+        [NSString stringWithUTF8String:iter->spec().c_str()]];
+  }
+
+  [controller_ setServiceURLs:urlArray];
 }
 
 void WebIntentPickerCocoa::SetServiceIcon(size_t index, const SkBitmap& icon) {