1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_PLATFORM_UTIL_H_ 6 #define CHROME_BROWSER_PLATFORM_UTIL_H_ 7 8 #include <string> 9 10 #include "base/strings/string16.h" 11 #include "ui/gfx/native_widget_types.h" 12 13 class GURL; 14 15 namespace base { 16 class FilePath; 17 } 18 19 namespace platform_util { 20 21 // Show the given file in a file manager. If possible, select the file. 22 // Must be called from the UI thread. 23 void ShowItemInFolder(const base::FilePath& full_path); 24 25 // Open the given file in the desktop's default manner. 26 // Must be called from the UI thread. 27 void OpenItem(const base::FilePath& full_path); 28 29 // Open the given external protocol URL in the desktop's default manner. 30 // (For example, mailto: URLs in the default mail user agent.) 31 void OpenExternal(const GURL& url); 32 33 // Get the top level window for the native view. This can return NULL. 34 gfx::NativeWindow GetTopLevel(gfx::NativeView view); 35 36 // Get the direct parent of |view|, may return NULL. 37 gfx::NativeView GetParent(gfx::NativeView view); 38 39 // Returns true if |window| is the foreground top level window. 40 bool IsWindowActive(gfx::NativeWindow window); 41 42 // Activate the window, bringing it to the foreground top level. 43 void ActivateWindow(gfx::NativeWindow window); 44 45 // Returns true if the view is visible. The exact definition of this is 46 // platform-specific, but it is generally not "visible to the user", rather 47 // whether the view has the visible attribute set. 48 bool IsVisible(gfx::NativeView view); 49 50 #if defined(OS_MACOSX) 51 // On 10.7+, back and forward swipe gestures can be triggered using a scroll 52 // gesture, if enabled in System Preferences. This function returns true if 53 // the feature is supported and enabled, and false otherwise. 54 bool IsSwipeTrackingFromScrollEventsEnabled(); 55 #endif 56 57 } // platform_util 58 59 #endif // CHROME_BROWSER_PLATFORM_UTIL_H_ 60
