Home | History | Annotate | Download | only in constrained_window 
      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 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_custom_sheet.h"
      6 
      7 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_animation.h"
      8 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_sheet_controller.h"
      9 
     10 @implementation CustomConstrainedWindowSheet
     11 
     12 - (id)initWithCustomWindow:(NSWindow*)customWindow {
     13   if ((self = [super init])) {
     14     customWindow_.reset([customWindow retain]);
     15   }
     16   return self;
     17 }
     18 
     19 - (void)showSheetForWindow:(NSWindow*)window {
     20   base::scoped_nsobject<NSAnimation> animation(
     21       [[ConstrainedWindowAnimationShow alloc] initWithWindow:customWindow_]);
     22   [window addChildWindow:customWindow_
     23                  ordered:NSWindowAbove];
     24   [self unhideSheet];
     25   [self updateSheetPosition];
     26   [customWindow_ makeKeyAndOrderFront:nil];
     27   [animation startAnimation];
     28 }
     29 
     30 - (void)closeSheetWithAnimation:(BOOL)withAnimation {
     31   if (withAnimation) {
     32     base::scoped_nsobject<NSAnimation> animation(
     33         [[ConstrainedWindowAnimationHide alloc] initWithWindow:customWindow_]);
     34     [animation startAnimation];
     35   }
     36 
     37   [[customWindow_ parentWindow] removeChildWindow:customWindow_];
     38   [customWindow_ close];
     39 }
     40 
     41 - (void)hideSheet {
     42   // Hide the sheet window, and any of its direct child windows, by setting the
     43   // alpha to 0. This technique is used instead of -orderOut: because that may
     44   // cause a Spaces change or window ordering change.
     45   [customWindow_ setAlphaValue:0.0];
     46   for (NSWindow* window : [customWindow_ childWindows]) {
     47     [window setAlphaValue:0.0];
     48   }
     49 }
     50 
     51 - (void)unhideSheet {
     52   [customWindow_ setAlphaValue:1.0];
     53   for (NSWindow* window : [customWindow_ childWindows]) {
     54     [window setAlphaValue:1.0];
     55   }
     56 }
     57 
     58 - (void)pulseSheet {
     59   base::scoped_nsobject<NSAnimation> animation(
     60       [[ConstrainedWindowAnimationPulse alloc] initWithWindow:customWindow_]);
     61   [animation startAnimation];
     62 }
     63 
     64 - (void)makeSheetKeyAndOrderFront {
     65   [customWindow_ makeKeyAndOrderFront:nil];
     66 }
     67 
     68 - (void)updateSheetPosition {
     69   ConstrainedWindowSheetController* controller =
     70       [ConstrainedWindowSheetController controllerForSheet:self];
     71   NSPoint origin = [controller originForSheet:self
     72                                withWindowSize:[customWindow_ frame].size];
     73   [customWindow_ setFrameOrigin:origin];
     74 }
     75 
     76 @end
     77