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      1 /*
      2  * Copyright (C) 2009 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #import "WebJSPDFDoc.h"
     27 
     28 #import "WebDataSource.h"
     29 #import "WebDelegateImplementationCaching.h"
     30 #import "WebFrame.h"
     31 #import "WebView.h"
     32 #import <JavaScriptCore/JSObjectRef.h>
     33 
     34 static void jsPDFDocInitialize(JSContextRef ctx, JSObjectRef object)
     35 {
     36     WebDataSource *dataSource = (WebDataSource *)JSObjectGetPrivate(object);
     37     CFRetain(dataSource);
     38 }
     39 
     40 static void jsPDFDocFinalize(JSObjectRef object)
     41 {
     42     WebDataSource *dataSource = (WebDataSource *)JSObjectGetPrivate(object);
     43     CFRelease(dataSource);
     44 }
     45 
     46 static JSValueRef jsPDFDocPrint(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
     47 {
     48     WebDataSource *dataSource = (WebDataSource *)JSObjectGetPrivate(thisObject);
     49 
     50     WebView *webView = [[dataSource webFrame] webView];
     51     CallUIDelegate(webView, @selector(webView:printFrameView:), [[dataSource webFrame] frameView]);
     52 
     53     return JSValueMakeUndefined(ctx);
     54 }
     55 
     56 static JSStaticFunction jsPDFDocStaticFunctions[] = {
     57     { "print", jsPDFDocPrint, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
     58     { 0, 0, 0 },
     59 };
     60 
     61 static JSClassDefinition jsPDFDocClassDefinition = {
     62     0,
     63     kJSClassAttributeNone,
     64     "Doc",
     65     0,
     66     0,
     67     jsPDFDocStaticFunctions,
     68     jsPDFDocInitialize, jsPDFDocFinalize, 0, 0, 0, 0, 0, 0, 0, 0, 0
     69 };
     70 
     71 JSObjectRef makeJSPDFDoc(JSContextRef ctx, WebDataSource *dataSource)
     72 {
     73     static JSClassRef jsPDFDocClass = JSClassCreate(&jsPDFDocClassDefinition);
     74 
     75     return JSObjectMake(ctx, jsPDFDocClass, dataSource);
     76 }
     77