1 /*

     2  * Copyright (C) 2005, 2006, 2007 Apple, Inc.  All rights reserved.

     3  *           (C) 2007 Graham Dennis (graham.dennis@gmail.com)

     4  *           (C) 2007 Eric Seidel <eric@webkit.org>

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions

     8  * are met:

     9  *

    10  * 1.  Redistributions of source code must retain the above copyright

    11  *     notice, this list of conditions and the following disclaimer. 

    12  * 2.  Redistributions in binary form must reproduce the above copyright

    13  *     notice, this list of conditions and the following disclaimer in the

    14  *     documentation and/or other materials provided with the distribution. 

    15  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    16  *     its contributors may be used to endorse or promote products derived

    17  *     from this software without specific prior written permission. 

    18  *

    19  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    20  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    22  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    26  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    30  

    31 #import "config.h"

    32 #import "DumpRenderTreeWindow.h"

    33 

    34 #import "DumpRenderTree.h"

    35 

    36 // FIXME: This file is ObjC++ only because of this include. :(

    37 #import "LayoutTestController.h"

    38 #import <WebKit/WebViewPrivate.h>

    39 #import <WebKit/WebTypesInternal.h>

    40 

    41 CFMutableArrayRef openWindowsRef = 0;

    42 

    43 static CFArrayCallBacks NonRetainingArrayCallbacks = {

    44     0,

    45     NULL,

    46     NULL,

    47     CFCopyDescription,

    48     CFEqual

    49 };

    50 

    51 @implementation DumpRenderTreeWindow

    52 

    53 + (NSArray *)openWindows

    54 {

    55     return [[(NSArray *)openWindowsRef copy] autorelease];

    56 }

    57 

    58 - (id)initWithContentRect:(NSRect)contentRect styleMask:(NSUInteger)styleMask backing:(NSBackingStoreType)bufferingType defer:(BOOL)deferCreation

    59 {

    60     if (!openWindowsRef)

    61         openWindowsRef = CFArrayCreateMutable(NULL, 0, &NonRetainingArrayCallbacks);

    62 

    63     CFArrayAppendValue(openWindowsRef, self);

    64             

    65     return [super initWithContentRect:contentRect styleMask:styleMask backing:bufferingType defer:deferCreation];

    66 }

    67 

    68 - (void)close

    69 {

    70     [[NSNotificationCenter defaultCenter] removeObserver:self];

    71 

    72     CFRange arrayRange = CFRangeMake(0, CFArrayGetCount(openWindowsRef));

    73     CFIndex i = CFArrayGetFirstIndexOfValue(openWindowsRef, arrayRange, self);

    74     if (i != kCFNotFound)

    75         CFArrayRemoveValueAtIndex(openWindowsRef, i);

    76 

    77     [super close];

    78 }

    79 

    80 - (BOOL)isKeyWindow

    81 {

    82     return gLayoutTestController ? gLayoutTestController->windowIsKey() : YES;

    83 }

    84 

    85 - (void)keyDown:(NSEvent *)event

    86 {

    87     // Do nothing, avoiding the beep we'd otherwise get from NSResponder,

    88     // once we get to the end of the responder chain.

    89 }

    90 

    91 - (WebView *)webView

    92 {

    93     NSView *firstView = nil;

    94     if ([[[self contentView] subviews] count] > 0) {

    95         firstView = [[[self contentView] subviews] objectAtIndex:0];

    96         if ([firstView isKindOfClass:[WebView class]])

    97             return static_cast<WebView *>(firstView);

    98     }

    99     return nil;

   100 }

   101 

   102 - (void)startListeningForAcceleratedCompositingChanges

   103 {

   104     [[self webView] _setPostsAcceleratedCompositingNotifications:YES];

   105     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(webViewStartedAcceleratedCompositing:)

   106         name:_WebViewDidStartAcceleratedCompositingNotification object:nil];

   107 }

   108 

   109 - (void)webViewStartedAcceleratedCompositing:(NSNotification *)notification

   110 {

   111     // If the WebView has gone into compositing mode, turn on window autodisplay. This is necessary for CA

   112     // to update layers and start animations.

   113     // We only ever turn autodisplay on here, because we turn it off before every test.

   114     if ([[self webView] _isUsingAcceleratedCompositing])

   115         [self setAutodisplay:YES];

   116 }

   117 

   118 @end