MacViews: support Views permission bubble

chrome/browser/ui/cocoa/website_settings/permission_bubble_controller.mm

 // Copyright 2014 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/website_settings/permission_bubble_controller.h"
 
 #include <algorithm>
 
 #include "base/mac/bind_objc_block.h"
 #include "base/macros.h"
@@ skipping 230 matching lines @@
     bridge_ = bridge;
     NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
     [center addObserver:self
                selector:@selector(parentWindowDidMove:)
                    name:NSWindowDidMoveNotification
                  object:[self getExpectedParentWindow]];
   }
   return self;
 }
 
++ (NSPoint)getAnchorPointForBrowser:(Browser*)browser {
+  NSPoint anchor;
+  NSWindow* parentWindow = browser->window()->GetNativeWindow();
+  if ([PermissionBubbleController hasVisibleLocationBarForBrowser:browser]) {
+    LocationBarViewMac* location_bar =
+        [[parentWindow windowController] locationBarBridge];
+    anchor = location_bar->GetPageInfoBubblePoint();
+  } else {
+    // Center the bubble if there's no location bar.
+    NSRect contentFrame = [[parentWindow contentView] frame];
+    anchor = NSMakePoint(NSMidX(contentFrame), NSMaxY(contentFrame));
+  }
+
+  return ui::ConvertPointFromWindowToScreen(parentWindow, anchor);
+}
+
++ (bool)hasVisibleLocationBarForBrowser:(Browser*)browser {
+  if (!browser->SupportsWindowFeature(Browser::FEATURE_LOCATIONBAR))
+    return false;
+
+  if (!browser->exclusive_access_manager()->context()->IsFullscreen())
+    return true;
+
+  // If the browser is in browser-initiated full screen, a preference can cause
+  // the toolbar to be hidden.
+  if (browser->exclusive_access_manager()
+          ->fullscreen_controller()
+          ->IsFullscreenForBrowser()) {
+    PrefService* prefs = browser->profile()->GetPrefs();
+    bool show_toolbar = prefs->GetBoolean(prefs::kShowFullscreenToolbar);
+    return show_toolbar;
+  }
+
+  // Otherwise this is fullscreen without a toolbar, so there is no visible
+  // location bar.
+  return false;
+}
+
 - (void)windowWillClose:(NSNotification*)notification {
   [[NSNotificationCenter defaultCenter]
       removeObserver:self
                 name:NSWindowDidMoveNotification
               object:nil];
   bridge_->OnBubbleClosing();
   [super windowWillClose:notification];
 }
 
 - (void)parentWindowWillToggleFullScreen:(NSNotification*)notification {
@@ skipping 168 matching lines @@
     [[self window] setInitialFirstResponder:allowOrOkButton.get()];
   }
 }
 
 - (void)updateAnchorPosition {
   [self setParentWindow:[self getExpectedParentWindow]];
   [self setAnchorPoint:[self getExpectedAnchorPoint]];
 }
 
 - (NSPoint)getExpectedAnchorPoint {
-  NSPoint anchor;
-  if ([self hasVisibleLocationBar]) {
-    LocationBarViewMac* location_bar =
-        [[[self getExpectedParentWindow] windowController] locationBarBridge];
-    anchor = location_bar->GetPageInfoBubblePoint();
-  } else {
-    // Center the bubble if there's no location bar.
-    NSRect contentFrame = [[[self getExpectedParentWindow] contentView] frame];
-    anchor = NSMakePoint(NSMidX(contentFrame), NSMaxY(contentFrame));
-  }
-
-  return ui::ConvertPointFromWindowToScreen([self getExpectedParentWindow],
-                                            anchor);
+  return [PermissionBubbleController getAnchorPointForBrowser:browser_];
 }
 
 - (bool)hasVisibleLocationBar {
-  if (!browser_->SupportsWindowFeature(Browser::FEATURE_LOCATIONBAR))
-    return false;
-
-  if (!browser_->exclusive_access_manager()->context()->IsFullscreen())
-    return true;
-
-  // If the browser is in browser-initiated full screen, a preference can cause
-  // the toolbar to be hidden.
-  if (browser_->exclusive_access_manager()
-          ->fullscreen_controller()
-          ->IsFullscreenForBrowser()) {
-    PrefService* prefs = browser_->profile()->GetPrefs();
-    bool show_toolbar = prefs->GetBoolean(prefs::kShowFullscreenToolbar);
-    return show_toolbar;
-  }
-
-  // Otherwise this is fullscreen without a toolbar, so there is no visible
-  // location bar.
-  return false;
+  return [PermissionBubbleController hasVisibleLocationBarForBrowser:browser_];
 }
 
 - (info_bubble::BubbleArrowLocation)getExpectedArrowLocation {
   return [self hasVisibleLocationBar] ? info_bubble::kTopLeft
                                       : info_bubble::kNoArrow;
 }
 
 - (NSWindow*)getExpectedParentWindow {
   DCHECK(browser_->window());
   return browser_->window()->GetNativeWindow();
@@ skipping 145 matching lines @@
 
 + (void)alignCenterOf:(NSView*)viewA verticallyToCenterOf:(NSView*)viewB {
   NSRect frameA = [viewA frame];
   NSRect frameB = [viewB frame];
   frameA.origin.y =
       NSMinY(frameB) + std::floor((NSHeight(frameB) - NSHeight(frameA)) / 2);
   [viewA setFrameOrigin:frameA.origin];
 }
 
 @end  // implementation PermissionBubbleController