WebKit/mac/WebCoreSupport/WebInspectorClient.mm - third_party/webkit - Git at Google

 /*
  * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */

 #import "WebInspectorClient.h"

 #import "WebFrameInternal.h"
 #import "WebFrameView.h"
 #import "WebLocalizableStrings.h"
 #import "WebNodeHighlight.h"
 #import "WebPreferences.h"
 #import "WebTypesInternal.h"
 #import "WebView.h"
 #import "WebViewInternal.h"
 #import "WebViewPrivate.h"

 #import <AppKit/NSWindowController.h>

 #import <WebCore/InspectorController.h>
 #import <WebCore/Page.h>

 #import <WebKit/DOMCore.h>
 #import <WebKit/DOMExtensions.h>

 #import <WebKitSystemInterface.h>

 using namespace WebCore;

 @interface WebInspectorWindowController : NSWindowController {
 @private
     WebView *_inspectedWebView;
     WebView *_webView;
     NSImageView *_shadowView;
     WebNodeHighlight *_currentHighlight;
     BOOL _attachedToInspectedWebView;
     BOOL _shouldAttach;
     BOOL _visible;
     BOOL _movingWindows;
 }
 - (id)initWithInspectedWebView:(WebView *)webView;
 - (BOOL)inspectorVisible;
 - (WebView *)webView;
 - (void)attach;
 - (void)detach;
 - (void)highlightAndScrollToNode:(DOMNode *)node;
 - (void)highlightNode:(DOMNode *)node;
 - (void)hideHighlight;
 @end

 #pragma mark -

 WebInspectorClient::WebInspectorClient(WebView *webView)
 : m_webView(webView)
 {
 }

 void WebInspectorClient::inspectorDestroyed()
 {
     [[m_windowController.get() webView] close];
     delete this;
 }

 Page* WebInspectorClient::createPage()
 {
     if (!m_windowController)
         m_windowController.adoptNS([[WebInspectorWindowController alloc] initWithInspectedWebView:m_webView]);

     return core([m_windowController.get() webView]);
 }

 String WebInspectorClient::localizedStringsURL()
 {
     NSString *path = [[NSBundle bundleWithIdentifier:@"com.apple.WebCore"] pathForResource:@"InspectorLocalizedStrings" ofType:@"js"];
     if (path)
         return [[NSURL fileURLWithPath:path] absoluteString];
     return String();
 }

 void WebInspectorClient::showWindow()
 {
     updateWindowTitle();
     [m_windowController.get() showWindow:nil];
 }

 void WebInspectorClient::closeWindow()
 {
     [m_windowController.get() close];
 }

 void WebInspectorClient::attachWindow()
 {
     [m_windowController.get() attach];
 }

 void WebInspectorClient::detachWindow()
 {
     [m_windowController.get() detach];
 }

 void WebInspectorClient::highlight(Node* node)
 {
     [m_windowController.get() highlightAndScrollToNode:kit(node)];
 }

 void WebInspectorClient::hideHighlight()
 {
     [m_windowController.get() hideHighlight];
 }

 void WebInspectorClient::inspectedURLChanged(const String& newURL)
 {
     m_inspectedURL = newURL;
     updateWindowTitle();
 }

 void WebInspectorClient::updateWindowTitle() const
 {
     NSString *title = [NSString stringWithFormat:UI_STRING("Web Inspector — %@", "Web Inspector window title"), (NSString *)m_inspectedURL];
     [[m_windowController.get() window] setTitle:title];
 }

 #pragma mark -

 #define WebKitInspectorAttachedViewHeightKey @"WebKitInspectorAttachedViewHeight"

 @implementation WebInspectorWindowController
 - (id)init
 {
     if (![super initWithWindow:nil])
         return nil;

     // Keep preferences separate from the rest of the client, making sure we are using expected preference values.
     // One reason this is good is that it keeps the inspector out of history via "private browsing".

     WebPreferences *preferences = [[WebPreferences alloc] init];
     [preferences setAutosaves:NO];
     [preferences setPrivateBrowsingEnabled:YES];
     [preferences setLoadsImagesAutomatically:YES];
     [preferences setAuthorAndUserStylesEnabled:YES];
     [preferences setJavaScriptEnabled:YES];
     [preferences setAllowsAnimatedImages:YES];
     [preferences setLoadsImagesAutomatically:YES];
     [preferences setPlugInsEnabled:NO];
     [preferences setJavaEnabled:NO];
     [preferences setUserStyleSheetEnabled:NO];
     [preferences setTabsToLinks:NO];
     [preferences setMinimumFontSize:0];
     [preferences setMinimumLogicalFontSize:9];

     _webView = [[WebView alloc] init];
     [_webView setPreferences:preferences];
     [_webView setDrawsBackground:NO];
     [_webView setProhibitsMainFrameScrolling:YES];

     [preferences release];

     NSString *path = [[NSBundle bundleWithIdentifier:@"com.apple.WebCore"] pathForResource:@"inspector" ofType:@"html" inDirectory:@"inspector"];
     NSURLRequest *request = [[NSURLRequest alloc] initWithURL:[NSURL fileURLWithPath:path]];
     [[_webView mainFrame] loadRequest:request];
     [request release];

     [self setWindowFrameAutosaveName:@"Web Inspector 2"];
     return self;
 }

 - (id)initWithInspectedWebView:(WebView *)webView
 {
     if (![self init])
         return nil;

     // Don't retain to avoid a circular reference
     _inspectedWebView = webView;
     return self;
 }

 - (void)dealloc
 {
     [_shadowView release];
     [_webView release];
     [super dealloc];
 }

 #pragma mark -

 - (BOOL)inspectorVisible
 {
     return _visible;
 }

 - (WebView *)webView
 {
     return _webView;
 }

 - (NSWindow *)window
 {
     NSWindow *window = [super window];
     if (window)
         return window;

     NSUInteger styleMask = (NSTitledWindowMask | NSClosableWindowMask | NSMiniaturizableWindowMask | NSResizableWindowMask);

 #ifndef BUILDING_ON_TIGER
     styleMask |= NSTexturedBackgroundWindowMask;
 #endif

     window = [[NSWindow alloc] initWithContentRect:NSMakeRect(60.0, 200.0, 750.0, 650.0) styleMask:styleMask backing:NSBackingStoreBuffered defer:YES];
     [window setDelegate:self];
     [window setMinSize:NSMakeSize(400.0, 400.0)];

 #ifndef BUILDING_ON_TIGER
     [window setAutorecalculatesContentBorderThickness:NO forEdge:NSMaxYEdge];
     [window setContentBorderThickness:40. forEdge:NSMaxYEdge];

     WKNSWindowMakeBottomCornersSquare(window);
 #endif

     [self setWindow:window];
     [window release];

     return window;
 }

 #pragma mark -

 - (BOOL)windowShouldClose:(id)sender
 {
     _visible = NO;

     [_inspectedWebView page]->inspectorController()->setWindowVisible(false);

     [_currentHighlight detachHighlight];
     [_currentHighlight setDelegate:nil];
     [_currentHighlight release];
     _currentHighlight = nil;

     return YES;
 }

 - (void)close
 {
     if (!_visible)
         return;

     _visible = NO;

     [_inspectedWebView page]->inspectorController()->setWindowVisible(false);

     if (!_movingWindows) {
         [_currentHighlight detachHighlight];
         [_currentHighlight setDelegate:nil];
         [_currentHighlight release];
         _currentHighlight = nil;
     }

     if (_attachedToInspectedWebView) {
         if ([_inspectedWebView _isClosed])
             return;

         WebFrameView *frameView = [[_inspectedWebView mainFrame] frameView];

         NSRect frameViewRect = [frameView frame];
         NSRect finalFrameViewRect = NSMakeRect(0, 0, NSWidth(frameViewRect), NSHeight([_inspectedWebView frame]));
         NSMutableDictionary *frameViewAnimationInfo = [[NSMutableDictionary alloc] init];
         [frameViewAnimationInfo setObject:frameView forKey:NSViewAnimationTargetKey];
         [frameViewAnimationInfo setObject:[NSValue valueWithRect:finalFrameViewRect] forKey:NSViewAnimationEndFrameKey];

         ASSERT(_shadowView);
         NSRect shadowFrame = [_shadowView frame];
         shadowFrame = NSMakeRect(0, NSMinY(frameViewRect) - NSHeight(shadowFrame), NSWidth(frameViewRect), NSHeight(shadowFrame));
         [_shadowView setFrame:shadowFrame];

         [_shadowView removeFromSuperview];
         [_inspectedWebView addSubview:_shadowView positioned:NSWindowAbove relativeTo:_webView];

         NSRect finalShadowRect = NSMakeRect(0, -NSHeight(shadowFrame), NSWidth(shadowFrame), NSHeight(shadowFrame));
         NSMutableDictionary *shadowAnimationInfo = [[NSMutableDictionary alloc] init];
         [shadowAnimationInfo setObject:_shadowView forKey:NSViewAnimationTargetKey];
         [shadowAnimationInfo setObject:[NSValue valueWithRect:finalShadowRect] forKey:NSViewAnimationEndFrameKey];

         NSArray *animationInfo = [[NSArray alloc] initWithObjects:frameViewAnimationInfo, shadowAnimationInfo, nil];
         [frameViewAnimationInfo release];
         [shadowAnimationInfo release];

         NSViewAnimation *slideAnimation = [[NSViewAnimation alloc] initWithViewAnimations:animationInfo]; // released in animationDidEnd
         [animationInfo release];

         [slideAnimation setAnimationBlockingMode:NSAnimationBlocking];
         [slideAnimation setDelegate:self];

         [[_inspectedWebView window] display]; // display once to make sure we start in a good state
         [slideAnimation startAnimation];
     } else {
         [super close];
     }
 }

 - (IBAction)showWindow:(id)sender
 {
     if (_visible) {
         if (!_attachedToInspectedWebView)
             [super showWindow:sender]; // call super so the window will be ordered front if needed
         return;
     }

     _visible = YES;

     [_inspectedWebView page]->inspectorController()->setWindowVisible(true);

     if (_shouldAttach) {
         WebFrameView *frameView = [[_inspectedWebView mainFrame] frameView];

         NSRect frameViewRect = [frameView frame];
         float attachedHeight = [[NSUserDefaults standardUserDefaults] integerForKey:WebKitInspectorAttachedViewHeightKey];
         attachedHeight = MAX(300.0, MIN(attachedHeight, (NSHeight(frameViewRect) * 0.6)));

         [_webView removeFromSuperview];
         [_inspectedWebView addSubview:_webView positioned:NSWindowBelow relativeTo:(NSView*)frameView];
         [_webView setFrame:NSMakeRect(0, 0, NSWidth(frameViewRect), attachedHeight)];
         [_webView setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable | NSViewMaxYMargin)];

         [frameView setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable | NSViewMinYMargin)];

         NSRect finalFrameViewRect = NSMakeRect(0, attachedHeight, NSWidth(frameViewRect), NSHeight(frameViewRect) - attachedHeight);
         NSMutableDictionary *frameViewAnimationInfo = [[NSMutableDictionary alloc] init];
         [frameViewAnimationInfo setObject:frameView forKey:NSViewAnimationTargetKey];
         [frameViewAnimationInfo setObject:[NSValue valueWithRect:finalFrameViewRect] forKey:NSViewAnimationEndFrameKey];

         if (!_shadowView) {
             NSString *imagePath = [[NSBundle bundleWithIdentifier:@"com.apple.WebCore"] pathForResource:@"attachedShadow" ofType:@"png" inDirectory:@"inspector/Images"];
             NSImage *image = [[NSImage alloc] initWithContentsOfFile:imagePath];
             _shadowView = [[NSImageView alloc] initWithFrame:NSMakeRect(0, -[image size].height, NSWidth(frameViewRect), [image size].height)];
             [_shadowView setImage:image];
             [_shadowView setImageScaling:NSScaleToFit];
             [_shadowView setImageFrameStyle:NSImageFrameNone];
             [_shadowView setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable | NSViewMaxYMargin)];
         }

         NSRect shadowFrame = [_shadowView frame];
         shadowFrame = NSMakeRect(0, -NSHeight(shadowFrame), NSWidth(frameViewRect), NSHeight(shadowFrame));
         [_shadowView setFrame:shadowFrame];

         [_shadowView removeFromSuperview];
         [_inspectedWebView addSubview:_shadowView positioned:NSWindowAbove relativeTo:_webView];

         NSRect finalShadowRect = NSMakeRect(0, attachedHeight - NSHeight(shadowFrame), NSWidth(shadowFrame), NSHeight(shadowFrame));
         NSMutableDictionary *shadowAnimationInfo = [[NSMutableDictionary alloc] init];
         [shadowAnimationInfo setObject:_shadowView forKey:NSViewAnimationTargetKey];
         [shadowAnimationInfo setObject:[NSValue valueWithRect:finalShadowRect] forKey:NSViewAnimationEndFrameKey];

         NSArray *animationInfo = [[NSArray alloc] initWithObjects:frameViewAnimationInfo, shadowAnimationInfo, nil];
         [frameViewAnimationInfo release];
         [shadowAnimationInfo release];

         NSViewAnimation *slideAnimation = [[NSViewAnimation alloc] initWithViewAnimations:animationInfo]; // released in animationDidEnd
         [animationInfo release];

         [slideAnimation setAnimationBlockingMode:NSAnimationBlocking];
         [slideAnimation setDelegate:self];

         _attachedToInspectedWebView = YES;

         [[_inspectedWebView window] display]; // display once to make sure we start in a good state
         [slideAnimation startAnimation];
     } else {
         _attachedToInspectedWebView = NO;

         NSView *contentView = [[self window] contentView];
         [_webView setFrame:[contentView frame]];
         [_webView setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable)];
         [_webView removeFromSuperview];
         [contentView addSubview:_webView];

         [super showWindow:nil];
     }
 }

 #pragma mark -

 - (void)attach
 {
     if (_attachedToInspectedWebView)
         return;

     _shouldAttach = YES;

     if (_visible) {
         _movingWindows = YES;
         [self close];
         _movingWindows = NO;
     }

     [self showWindow:nil];
 }

 - (void)detach
 {
     if (!_attachedToInspectedWebView)
         return;

     _shouldAttach = NO;

     if (_visible) {
         _movingWindows = YES; // set back to NO in animationDidEnd
         [self close];
     } else {
         [self showWindow:nil];
     }
 }

 #pragma mark -

 - (void)highlightAndScrollToNode:(DOMNode *)node
 {
     NSRect bounds = [node boundingBox];
     if (!NSIsEmptyRect(bounds)) {
         // FIXME: this needs to use the frame the node coordinates are in
         NSRect visible = [[[[_inspectedWebView mainFrame] frameView] documentView] visibleRect];
         BOOL needsScroll = !NSContainsRect(visible, bounds) && !NSContainsRect(bounds, visible);

         // only scroll if the bounds isn't in the visible rect and dosen't contain the visible rect
         if (needsScroll) {
             // scroll to the parent element if we aren't focused on an element
             DOMElement *element;
             if ([node isKindOfClass:[DOMElement class]])
                 element = (DOMElement *)node;
             else
                 element = (DOMElement *)[node parentNode];
             [element scrollIntoViewIfNeeded:YES];

             // give time for the scroll to happen
             [self performSelector:@selector(highlightNode:) withObject:node afterDelay:0.25];
         } else
             [self highlightNode:node];
     }
 }

 - (void)highlightNode:(DOMNode *)node
 {
     // The scrollview's content view stays around between page navigations, so target it
     NSView *view = [[[[[_inspectedWebView mainFrame] frameView] documentView] enclosingScrollView] contentView];
     if (![view window])
         return; // skip the highlight if we have no window (e.g. hidden tab)

     if (!_currentHighlight) {
         _currentHighlight = [[WebNodeHighlight alloc] initWithTargetView:view];
         [_currentHighlight setDelegate:self];
         [_currentHighlight attachHighlight];
     }

     [_currentHighlight show];

     [_currentHighlight setHighlightedNode:node];

     // FIXME: this is a hack until we hook up a didDraw and didScroll call in WebHTMLView
     [[_currentHighlight highlightView] setNeedsDisplay:YES];
 }

 - (void)hideHighlight
 {
     if (!_currentHighlight)
         return;
     [_currentHighlight hide];
     [_currentHighlight setHighlightedNode:nil];
 }

 #pragma mark -

 - (void)animationDidEnd:(NSAnimation*)animation
 {
     [animation release];

     [_shadowView removeFromSuperview];

     if (_movingWindows) {
         _movingWindows = NO;
         [self showWindow:nil];
     }
 }


 #pragma mark -

 // These methods can be used by UI elements such as menu items and toolbar buttons when the inspector is the key window.

 // This method is really only implemented to keep any UI elements enabled.
 - (void)showWebInspector:(id)sender
 {
     [_inspectedWebView page]->inspectorController()->show();
 }

 - (void)showErrorConsole:(id)sender
 {
     [_inspectedWebView page]->inspectorController()->showConsole();
 }

 - (void)showNetworkTimeline:(id)sender
 {
     [_inspectedWebView page]->inspectorController()->showTimeline();
 }

 @end
	/*
	* Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the
	* documentation and/or other materials provided with the distribution.
	* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
	* its contributors may be used to endorse or promote products derived
	* from this software without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
	* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
	* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/

	#import "WebInspectorClient.h"

	#import "WebFrameInternal.h"
	#import "WebFrameView.h"
	#import "WebLocalizableStrings.h"
	#import "WebNodeHighlight.h"
	#import "WebPreferences.h"
	#import "WebTypesInternal.h"
	#import "WebView.h"
	#import "WebViewInternal.h"
	#import "WebViewPrivate.h"

	#import <AppKit/NSWindowController.h>

	#import <WebCore/InspectorController.h>
	#import <WebCore/Page.h>

	#import <WebKit/DOMCore.h>
	#import <WebKit/DOMExtensions.h>

	#import <WebKitSystemInterface.h>

	using namespace WebCore;

	@interface WebInspectorWindowController : NSWindowController {
	@private
	WebView *_inspectedWebView;
	WebView *_webView;
	NSImageView *_shadowView;
	WebNodeHighlight *_currentHighlight;
	BOOL _attachedToInspectedWebView;
	BOOL _shouldAttach;
	BOOL _visible;
	BOOL _movingWindows;
	}
	- (id)initWithInspectedWebView:(WebView *)webView;
	- (BOOL)inspectorVisible;
	- (WebView *)webView;
	- (void)attach;
	- (void)detach;
	- (void)highlightAndScrollToNode:(DOMNode *)node;
	- (void)highlightNode:(DOMNode *)node;
	- (void)hideHighlight;
	@end

	#pragma mark -

	WebInspectorClient::WebInspectorClient(WebView *webView)
	: m_webView(webView)
	{
	}

	void WebInspectorClient::inspectorDestroyed()
	{
	[[m_windowController.get() webView] close];
	delete this;
	}

	Page* WebInspectorClient::createPage()
	{
	if (!m_windowController)
	m_windowController.adoptNS([[WebInspectorWindowController alloc] initWithInspectedWebView:m_webView]);

	return core([m_windowController.get() webView]);
	}

	String WebInspectorClient::localizedStringsURL()
	{
	NSString *path = [[NSBundle bundleWithIdentifier:@"com.apple.WebCore"] pathForResource:@"InspectorLocalizedStrings" ofType:@"js"];
	if (path)
	return [[NSURL fileURLWithPath:path] absoluteString];
	return String();
	}

	void WebInspectorClient::showWindow()
	{
	updateWindowTitle();
	[m_windowController.get() showWindow:nil];
	}

	void WebInspectorClient::closeWindow()
	{
	[m_windowController.get() close];
	}

	void WebInspectorClient::attachWindow()
	{
	[m_windowController.get() attach];
	}

	void WebInspectorClient::detachWindow()
	{
	[m_windowController.get() detach];
	}

	void WebInspectorClient::highlight(Node* node)
	{
	[m_windowController.get() highlightAndScrollToNode:kit(node)];
	}

	void WebInspectorClient::hideHighlight()
	{
	[m_windowController.get() hideHighlight];
	}

	void WebInspectorClient::inspectedURLChanged(const String& newURL)
	{
	m_inspectedURL = newURL;
	updateWindowTitle();
	}

	void WebInspectorClient::updateWindowTitle() const
	{
	NSString title = [NSString stringWithFormat:UI_STRING("Web Inspector — %@", "Web Inspector window title"), (NSString )m_inspectedURL];
	[[m_windowController.get() window] setTitle:title];
	}

	#pragma mark -

	#define WebKitInspectorAttachedViewHeightKey @"WebKitInspectorAttachedViewHeight"

	@implementation WebInspectorWindowController
	- (id)init
	{
	if (![super initWithWindow:nil])
	return nil;

	// Keep preferences separate from the rest of the client, making sure we are using expected preference values.
	// One reason this is good is that it keeps the inspector out of history via "private browsing".

	WebPreferences *preferences = [[WebPreferences alloc] init];
	[preferences setAutosaves:NO];
	[preferences setPrivateBrowsingEnabled:YES];
	[preferences setLoadsImagesAutomatically:YES];
	[preferences setAuthorAndUserStylesEnabled:YES];
	[preferences setJavaScriptEnabled:YES];
	[preferences setAllowsAnimatedImages:YES];
	[preferences setLoadsImagesAutomatically:YES];
	[preferences setPlugInsEnabled:NO];
	[preferences setJavaEnabled:NO];
	[preferences setUserStyleSheetEnabled:NO];
	[preferences setTabsToLinks:NO];
	[preferences setMinimumFontSize:0];
	[preferences setMinimumLogicalFontSize:9];

	_webView = [[WebView alloc] init];
	[_webView setPreferences:preferences];
	[_webView setDrawsBackground:NO];
	[_webView setProhibitsMainFrameScrolling:YES];

	[preferences release];

	NSString *path = [[NSBundle bundleWithIdentifier:@"com.apple.WebCore"] pathForResource:@"inspector" ofType:@"html" inDirectory:@"inspector"];
	NSURLRequest *request = [[NSURLRequest alloc] initWithURL:[NSURL fileURLWithPath:path]];
	[[_webView mainFrame] loadRequest:request];
	[request release];

	[self setWindowFrameAutosaveName:@"Web Inspector 2"];
	return self;
	}

	- (id)initWithInspectedWebView:(WebView *)webView
	{
	if (![self init])
	return nil;

	// Don't retain to avoid a circular reference
	_inspectedWebView = webView;
	return self;
	}

	- (void)dealloc
	{
	[_shadowView release];
	[_webView release];
	[super dealloc];
	}

	#pragma mark -

	- (BOOL)inspectorVisible
	{
	return _visible;
	}

	- (WebView *)webView
	{
	return _webView;
	}

	- (NSWindow *)window
	{
	NSWindow *window = [super window];
	if (window)
	return window;

	NSUInteger styleMask = (NSTitledWindowMask \| NSClosableWindowMask \| NSMiniaturizableWindowMask \| NSResizableWindowMask);

	#ifndef BUILDING_ON_TIGER
	styleMask \|= NSTexturedBackgroundWindowMask;
	#endif

	window = [[NSWindow alloc] initWithContentRect:NSMakeRect(60.0, 200.0, 750.0, 650.0) styleMask:styleMask backing:NSBackingStoreBuffered defer:YES];
	[window setDelegate:self];
	[window setMinSize:NSMakeSize(400.0, 400.0)];

	#ifndef BUILDING_ON_TIGER
	[window setAutorecalculatesContentBorderThickness:NO forEdge:NSMaxYEdge];
	[window setContentBorderThickness:40. forEdge:NSMaxYEdge];

	WKNSWindowMakeBottomCornersSquare(window);
	#endif

	[self setWindow:window];
	[window release];

	return window;
	}

	#pragma mark -

	- (BOOL)windowShouldClose:(id)sender
	{
	_visible = NO;

	[_inspectedWebView page]->inspectorController()->setWindowVisible(false);

	[_currentHighlight detachHighlight];
	[_currentHighlight setDelegate:nil];
	[_currentHighlight release];
	_currentHighlight = nil;

	return YES;
	}

	- (void)close
	{
	if (!_visible)
	return;

	_visible = NO;

	[_inspectedWebView page]->inspectorController()->setWindowVisible(false);

	if (!_movingWindows) {
	[_currentHighlight detachHighlight];
	[_currentHighlight setDelegate:nil];
	[_currentHighlight release];
	_currentHighlight = nil;
	}

	if (_attachedToInspectedWebView) {
	if ([_inspectedWebView _isClosed])
	return;

	WebFrameView *frameView = [[_inspectedWebView mainFrame] frameView];

	NSRect frameViewRect = [frameView frame];
	NSRect finalFrameViewRect = NSMakeRect(0, 0, NSWidth(frameViewRect), NSHeight([_inspectedWebView frame]));
	NSMutableDictionary *frameViewAnimationInfo = [[NSMutableDictionary alloc] init];
	[frameViewAnimationInfo setObject:frameView forKey:NSViewAnimationTargetKey];
	[frameViewAnimationInfo setObject:[NSValue valueWithRect:finalFrameViewRect] forKey:NSViewAnimationEndFrameKey];

	ASSERT(_shadowView);
	NSRect shadowFrame = [_shadowView frame];
	shadowFrame = NSMakeRect(0, NSMinY(frameViewRect) - NSHeight(shadowFrame), NSWidth(frameViewRect), NSHeight(shadowFrame));
	[_shadowView setFrame:shadowFrame];

	[_shadowView removeFromSuperview];
	[_inspectedWebView addSubview:_shadowView positioned:NSWindowAbove relativeTo:_webView];

	NSRect finalShadowRect = NSMakeRect(0, -NSHeight(shadowFrame), NSWidth(shadowFrame), NSHeight(shadowFrame));
	NSMutableDictionary *shadowAnimationInfo = [[NSMutableDictionary alloc] init];
	[shadowAnimationInfo setObject:_shadowView forKey:NSViewAnimationTargetKey];
	[shadowAnimationInfo setObject:[NSValue valueWithRect:finalShadowRect] forKey:NSViewAnimationEndFrameKey];

	NSArray *animationInfo = [[NSArray alloc] initWithObjects:frameViewAnimationInfo, shadowAnimationInfo, nil];
	[frameViewAnimationInfo release];
	[shadowAnimationInfo release];

	NSViewAnimation *slideAnimation = [[NSViewAnimation alloc] initWithViewAnimations:animationInfo]; // released in animationDidEnd
	[animationInfo release];

	[slideAnimation setAnimationBlockingMode:NSAnimationBlocking];
	[slideAnimation setDelegate:self];

	[[_inspectedWebView window] display]; // display once to make sure we start in a good state
	[slideAnimation startAnimation];
	} else {
	[super close];
	}
	}

	- (IBAction)showWindow:(id)sender
	{
	if (_visible) {
	if (!_attachedToInspectedWebView)
	[super showWindow:sender]; // call super so the window will be ordered front if needed
	return;
	}

	_visible = YES;

	[_inspectedWebView page]->inspectorController()->setWindowVisible(true);

	if (_shouldAttach) {
	WebFrameView *frameView = [[_inspectedWebView mainFrame] frameView];

	NSRect frameViewRect = [frameView frame];
	float attachedHeight = [[NSUserDefaults standardUserDefaults] integerForKey:WebKitInspectorAttachedViewHeightKey];
	attachedHeight = MAX(300.0, MIN(attachedHeight, (NSHeight(frameViewRect) * 0.6)));

	[_webView removeFromSuperview];
	[_inspectedWebView addSubview:_webView positioned:NSWindowBelow relativeTo:(NSView*)frameView];
	[_webView setFrame:NSMakeRect(0, 0, NSWidth(frameViewRect), attachedHeight)];
	[_webView setAutoresizingMask:(NSViewWidthSizable \| NSViewHeightSizable \| NSViewMaxYMargin)];

	[frameView setAutoresizingMask:(NSViewWidthSizable \| NSViewHeightSizable \| NSViewMinYMargin)];

	NSRect finalFrameViewRect = NSMakeRect(0, attachedHeight, NSWidth(frameViewRect), NSHeight(frameViewRect) - attachedHeight);
	NSMutableDictionary *frameViewAnimationInfo = [[NSMutableDictionary alloc] init];
	[frameViewAnimationInfo setObject:frameView forKey:NSViewAnimationTargetKey];
	[frameViewAnimationInfo setObject:[NSValue valueWithRect:finalFrameViewRect] forKey:NSViewAnimationEndFrameKey];

	if (!_shadowView) {
	NSString *imagePath = [[NSBundle bundleWithIdentifier:@"com.apple.WebCore"] pathForResource:@"attachedShadow" ofType:@"png" inDirectory:@"inspector/Images"];
	NSImage *image = [[NSImage alloc] initWithContentsOfFile:imagePath];
	_shadowView = [[NSImageView alloc] initWithFrame:NSMakeRect(0, -[image size].height, NSWidth(frameViewRect), [image size].height)];
	[_shadowView setImage:image];
	[_shadowView setImageScaling:NSScaleToFit];
	[_shadowView setImageFrameStyle:NSImageFrameNone];
	[_shadowView setAutoresizingMask:(NSViewWidthSizable \| NSViewHeightSizable \| NSViewMaxYMargin)];
	}

	NSRect shadowFrame = [_shadowView frame];
	shadowFrame = NSMakeRect(0, -NSHeight(shadowFrame), NSWidth(frameViewRect), NSHeight(shadowFrame));
	[_shadowView setFrame:shadowFrame];

	[_shadowView removeFromSuperview];
	[_inspectedWebView addSubview:_shadowView positioned:NSWindowAbove relativeTo:_webView];

	NSRect finalShadowRect = NSMakeRect(0, attachedHeight - NSHeight(shadowFrame), NSWidth(shadowFrame), NSHeight(shadowFrame));
	NSMutableDictionary *shadowAnimationInfo = [[NSMutableDictionary alloc] init];
	[shadowAnimationInfo setObject:_shadowView forKey:NSViewAnimationTargetKey];
	[shadowAnimationInfo setObject:[NSValue valueWithRect:finalShadowRect] forKey:NSViewAnimationEndFrameKey];

	NSArray *animationInfo = [[NSArray alloc] initWithObjects:frameViewAnimationInfo, shadowAnimationInfo, nil];
	[frameViewAnimationInfo release];
	[shadowAnimationInfo release];

	NSViewAnimation *slideAnimation = [[NSViewAnimation alloc] initWithViewAnimations:animationInfo]; // released in animationDidEnd
	[animationInfo release];

	[slideAnimation setAnimationBlockingMode:NSAnimationBlocking];
	[slideAnimation setDelegate:self];

	_attachedToInspectedWebView = YES;

	[[_inspectedWebView window] display]; // display once to make sure we start in a good state
	[slideAnimation startAnimation];
	} else {
	_attachedToInspectedWebView = NO;

	NSView *contentView = [[self window] contentView];
	[_webView setFrame:[contentView frame]];
	[_webView setAutoresizingMask:(NSViewWidthSizable \| NSViewHeightSizable)];
	[_webView removeFromSuperview];
	[contentView addSubview:_webView];

	[super showWindow:nil];
	}
	}

	#pragma mark -

	- (void)attach
	{
	if (_attachedToInspectedWebView)
	return;

	_shouldAttach = YES;

	if (_visible) {
	_movingWindows = YES;
	[self close];
	_movingWindows = NO;
	}

	[self showWindow:nil];
	}

	- (void)detach
	{
	if (!_attachedToInspectedWebView)
	return;

	_shouldAttach = NO;

	if (_visible) {
	_movingWindows = YES; // set back to NO in animationDidEnd
	[self close];
	} else {
	[self showWindow:nil];
	}
	}

	#pragma mark -

	- (void)highlightAndScrollToNode:(DOMNode *)node
	{
	NSRect bounds = [node boundingBox];
	if (!NSIsEmptyRect(bounds)) {
	// FIXME: this needs to use the frame the node coordinates are in
	NSRect visible = [[[[_inspectedWebView mainFrame] frameView] documentView] visibleRect];
	BOOL needsScroll = !NSContainsRect(visible, bounds) && !NSContainsRect(bounds, visible);

	// only scroll if the bounds isn't in the visible rect and dosen't contain the visible rect
	if (needsScroll) {
	// scroll to the parent element if we aren't focused on an element
	DOMElement *element;
	if ([node isKindOfClass:[DOMElement class]])
	element = (DOMElement *)node;
	else
	element = (DOMElement *)[node parentNode];
	[element scrollIntoViewIfNeeded:YES];

	// give time for the scroll to happen
	[self performSelector:@selector(highlightNode:) withObject:node afterDelay:0.25];
	} else
	[self highlightNode:node];
	}
	}

	- (void)highlightNode:(DOMNode *)node
	{
	// The scrollview's content view stays around between page navigations, so target it
	NSView *view = [[[[[_inspectedWebView mainFrame] frameView] documentView] enclosingScrollView] contentView];
	if (![view window])
	return; // skip the highlight if we have no window (e.g. hidden tab)

	if (!_currentHighlight) {
	_currentHighlight = [[WebNodeHighlight alloc] initWithTargetView:view];
	[_currentHighlight setDelegate:self];
	[_currentHighlight attachHighlight];
	}

	[_currentHighlight show];

	[_currentHighlight setHighlightedNode:node];

	// FIXME: this is a hack until we hook up a didDraw and didScroll call in WebHTMLView
	[[_currentHighlight highlightView] setNeedsDisplay:YES];
	}

	- (void)hideHighlight
	{
	if (!_currentHighlight)
	return;
	[_currentHighlight hide];
	[_currentHighlight setHighlightedNode:nil];
	}

	#pragma mark -

	- (void)animationDidEnd:(NSAnimation*)animation
	{
	[animation release];

	[_shadowView removeFromSuperview];

	if (_movingWindows) {
	_movingWindows = NO;
	[self showWindow:nil];
	}
	}


	#pragma mark -

	// These methods can be used by UI elements such as menu items and toolbar buttons when the inspector is the key window.

	// This method is really only implemented to keep any UI elements enabled.
	- (void)showWebInspector:(id)sender
	{
	[_inspectedWebView page]->inspectorController()->show();
	}

	- (void)showErrorConsole:(id)sender
	{
	[_inspectedWebView page]->inspectorController()->showConsole();
	}

	- (void)showNetworkTimeline:(id)sender
	{
	[_inspectedWebView page]->inspectorController()->showTimeline();
	}

	@end