Source/WebKit2/UIProcess/API/C/WKPageLoaderClient.h

   1 /*
   2  * Copyright (C) 2013 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. AND ITS CONTRIBUTORS ``AS IS''
  14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  23  * THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef WKPageLoaderClient_h
  27 #define WKPageLoaderClient_h
  28
  29 #include <WebKit/WKBase.h>
  30 #include <WebKit/WKErrorRef.h>
  31 #include <WebKit/WKPageLoadTypes.h>
  32 #include <WebKit/WKPluginLoadPolicy.h>
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 enum {
  39     kWKWebGLLoadPolicyBlocked = 0,
  40     kWKWebGLLoadPolicyLoadNormally,
  41     kWKWebGLLoadPolicyPending
  42 };
  43 typedef uint32_t WKWebGLLoadPolicy;
  44
  45 typedef void (*WKPageLoaderClientCallback)(WKPageRef page, const void* clientInfo);
  46 typedef void (*WKPageDidStartProvisionalLoadForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  47 typedef void (*WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  48 typedef void (*WKPageDidFailProvisionalLoadWithErrorForFrameCallback)(WKPageRef page, WKFrameRef frame, WKErrorRef error, WKTypeRef userData, const void *clientInfo);
  49 typedef void (*WKPageDidCommitLoadForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  50 typedef void (*WKPageDidFinishDocumentLoadForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  51 typedef void (*WKPageDidFinishLoadForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  52 typedef void (*WKPageDidFailLoadWithErrorForFrameCallback)(WKPageRef page, WKFrameRef frame, WKErrorRef error, WKTypeRef userData, const void *clientInfo);
  53 typedef void (*WKPageDidSameDocumentNavigationForFrameCallback)(WKPageRef page, WKFrameRef frame, WKSameDocumentNavigationType type, WKTypeRef userData, const void *clientInfo);
  54 typedef void (*WKPageDidReceiveTitleForFrameCallback)(WKPageRef page, WKStringRef title, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  55 typedef void (*WKPageDidFirstLayoutForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  56 typedef void (*WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  57 typedef void (*WKPageDidRemoveFrameFromHierarchyCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  58 typedef void (*WKPageDidDisplayInsecureContentForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  59 typedef void (*WKPageDidRunInsecureContentForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  60 typedef void (*WKPageDidDetectXSSForFrameCallback)(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void *clientInfo);
  61 typedef bool (*WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback)(WKPageRef page, WKFrameRef frame, WKProtectionSpaceRef protectionSpace, const void *clientInfo);
  62 typedef void (*WKPageDidReceiveAuthenticationChallengeInFrameCallback)(WKPageRef page, WKFrameRef frame, WKAuthenticationChallengeRef authenticationChallenge, const void *clientInfo);
  63 typedef void (*WKPageDidChangeBackForwardListCallback)(WKPageRef page, WKBackForwardListItemRef addedItem, WKArrayRef removedItems, const void *clientInfo);
  64 typedef bool (*WKPageShouldGoToBackForwardListItemCallback)(WKPageRef page, WKBackForwardListItemRef item, const void *clientInfo);
  65 typedef bool (*WKPageShouldKeepCurrentBackForwardListItemInListCallback)(WKPageRef page, WKBackForwardListItemRef item, const void *clientInfo);
  66 typedef void (*WKPageWillGoToBackForwardListItemCallback)(WKPageRef page, WKBackForwardListItemRef item, WKTypeRef userData, const void *clientInfo);
  67 typedef void (*WKPageDidLayoutCallback)(WKPageRef page, WKLayoutMilestones milestones, WKTypeRef userData, const void *clientInfo);
  68 typedef WKPluginLoadPolicy (*WKPagePluginLoadPolicyCallback)(WKPageRef page, WKPluginLoadPolicy currentPluginLoadPolicy, WKDictionaryRef pluginInfoDictionary, WKStringRef* unavailabilityDescription, const void* clientInfo);
  69 typedef void (*WKPagePluginDidFailCallback)(WKPageRef page, uint32_t errorCode, WKDictionaryRef pluginInfoDictionary, const void* clientInfo);
  70 typedef WKWebGLLoadPolicy (*WKPageWebGLLoadPolicyCallback)(WKPageRef page, WKStringRef url, const void* clientInfo);
  71 typedef void (*WKPageNavigationGestureDidBeginCallback)(WKPageRef page, const void* clientInfo);
  72 typedef void (*WKPageNavigationGestureWillEndCallback)(WKPageRef page, bool willNavigate, WKBackForwardListItemRef item, const void* clientInfo);
  73 typedef void (*WKPageNavigationGestureDidEndCallback)(WKPageRef page, bool willNavigate, WKBackForwardListItemRef item, const void* clientInfo);
  74
  75 // Deprecated
  76 typedef void (*WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0)(WKPageRef page, WKStringRef mimeType, const void* clientInfo);
  77 typedef void (*WKPagePluginDidFailCallback_deprecatedForUseWithV1)(WKPageRef page, uint32_t errorCode, WKStringRef mimeType, WKStringRef pluginIdentifier, WKStringRef pluginVersion, const void* clientInfo);
  78 typedef WKPluginLoadPolicy (*WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2)(WKPageRef page, WKPluginLoadPolicy currentPluginLoadPolicy, WKDictionaryRef pluginInfoDictionary, const void* clientInfo);
  79
  80 typedef struct WKPageLoaderClientBase {
  81     int                                                                 version;
  82     const void *                                                        clientInfo;
  83 } WKPageLoaderClientBase;
  84
  85 typedef struct WKPageLoaderClientV0 {
  86     WKPageLoaderClientBase                                              base;
  87
  88     // Version 0.
  89     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
  90     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
  91     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
  92     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
  93     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
  94     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
  95     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
  96     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
  97     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
  98     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
  99     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 100     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 101     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 102     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 103     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 104     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 105
 106     // FIXME: Move to progress client.
 107     WKPageLoaderClientCallback                                          didStartProgress;
 108     WKPageLoaderClientCallback                                          didChangeProgress;
 109     WKPageLoaderClientCallback                                          didFinishProgress;
 110
 111     // FIXME: These three functions should not be part of this client.
 112     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 113     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 114     WKPageLoaderClientCallback                                          processDidCrash;
 115     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 116     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 117     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 118 } WKPageLoaderClientV0;
 119
 120 typedef struct WKPageLoaderClientV1 {
 121     WKPageLoaderClientBase                                              base;
 122
 123     // Version -.
 124     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 125     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 126     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 127     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 128     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 129     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 130     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 131     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 132     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 133     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 134     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 135     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 136     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 137     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 138     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 139     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 140
 141     // FIXME: Move to progress client.
 142     WKPageLoaderClientCallback                                          didStartProgress;
 143     WKPageLoaderClientCallback                                          didChangeProgress;
 144     WKPageLoaderClientCallback                                          didFinishProgress;
 145
 146     // FIXME: These three functions should not be part of this client.
 147     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 148     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 149     WKPageLoaderClientCallback                                          processDidCrash;
 150     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 151     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 152     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 153
 154     // Version 1.
 155     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 156
 157     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 158
 159     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 160
 161     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 162     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 163 } WKPageLoaderClientV1;
 164
 165 typedef struct WKPageLoaderClientV2 {
 166     WKPageLoaderClientBase                                              base;
 167
 168     // Version 0.
 169     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 170     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 171     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 172     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 173     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 174     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 175     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 176     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 177     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 178     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 179     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 180     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 181     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 182     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 183     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 184     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 185
 186     // FIXME: Move to progress client.
 187     WKPageLoaderClientCallback                                          didStartProgress;
 188     WKPageLoaderClientCallback                                          didChangeProgress;
 189     WKPageLoaderClientCallback                                          didFinishProgress;
 190
 191     // FIXME: These three functions should not be part of this client.
 192     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 193     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 194     WKPageLoaderClientCallback                                          processDidCrash;
 195     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 196     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 197     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 198
 199     // Version 1.
 200     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 201
 202     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 203
 204     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 205
 206     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 207     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 208
 209     // Version 2.
 210     void                                                                (*didReceiveIntentForFrame_unavailable)(void);
 211     void                                                                (*registerIntentServiceForFrame_unavailable)(void);
 212
 213     WKPageDidLayoutCallback                                             didLayout;
 214     WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2               pluginLoadPolicy_deprecatedForUseWithV2;
 215     WKPagePluginDidFailCallback                                         pluginDidFail;
 216 } WKPageLoaderClientV2;
 217
 218 typedef struct WKPageLoaderClientV3 {
 219     WKPageLoaderClientBase                                              base;
 220
 221     // Version 0.
 222     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 223     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 224     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 225     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 226     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 227     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 228     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 229     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 230     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 231     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 232     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 233     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 234     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 235     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 236     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 237     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 238
 239     // FIXME: Move to progress client.
 240     WKPageLoaderClientCallback                                          didStartProgress;
 241     WKPageLoaderClientCallback                                          didChangeProgress;
 242     WKPageLoaderClientCallback                                          didFinishProgress;
 243
 244     // FIXME: These three functions should not be part of this client.
 245     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 246     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 247     WKPageLoaderClientCallback                                          processDidCrash;
 248     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 249     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 250     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 251
 252     // Version 1.
 253     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 254
 255     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 256
 257     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 258
 259     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 260     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 261
 262     // Version 2.
 263     void                                                                (*didReceiveIntentForFrame_unavailable)(void);
 264     void                                                                (*registerIntentServiceForFrame_unavailable)(void);
 265
 266     WKPageDidLayoutCallback                                             didLayout;
 267     WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2               pluginLoadPolicy_deprecatedForUseWithV2;
 268     WKPagePluginDidFailCallback                                         pluginDidFail;
 269
 270     // Version 3.
 271     WKPagePluginLoadPolicyCallback                                      pluginLoadPolicy;
 272 } WKPageLoaderClientV3;
 273
 274 typedef struct WKPageLoaderClientV4 {
 275     WKPageLoaderClientBase                                              base;
 276
 277     // Version 0.
 278     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 279     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 280     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 281     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 282     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 283     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 284     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 285     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 286     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 287     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 288     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 289     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 290     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 291     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 292     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 293     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 294
 295     // FIXME: Move to progress client.
 296     WKPageLoaderClientCallback                                          didStartProgress;
 297     WKPageLoaderClientCallback                                          didChangeProgress;
 298     WKPageLoaderClientCallback                                          didFinishProgress;
 299
 300     // FIXME: These three functions should not be part of this client.
 301     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 302     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 303     WKPageLoaderClientCallback                                          processDidCrash;
 304     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 305     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 306     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 307
 308     // Version 1.
 309     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 310
 311     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 312
 313     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 314
 315     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 316     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 317
 318     // Version 2.
 319     void                                                                (*didReceiveIntentForFrame_unavailable)(void);
 320     void                                                                (*registerIntentServiceForFrame_unavailable)(void);
 321
 322     WKPageDidLayoutCallback                                             didLayout;
 323     WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2               pluginLoadPolicy_deprecatedForUseWithV2;
 324     WKPagePluginDidFailCallback                                         pluginDidFail;
 325
 326     // Version 3.
 327     WKPagePluginLoadPolicyCallback                                      pluginLoadPolicy;
 328
 329     // Version 4
 330     WKPageWebGLLoadPolicyCallback                                       webGLLoadPolicy;
 331     WKPageWebGLLoadPolicyCallback                                       resolveWebGLLoadPolicy;
 332 } WKPageLoaderClientV4;
 333
 334 typedef struct WKPageLoaderClientV5 {
 335     WKPageLoaderClientBase                                              base;
 336
 337     // Version 0.
 338     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 339     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 340     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 341     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 342     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 343     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 344     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 345     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 346     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 347     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 348     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 349     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 350     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 351     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 352     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 353     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 354
 355     // FIXME: Move to progress client.
 356     WKPageLoaderClientCallback                                          didStartProgress;
 357     WKPageLoaderClientCallback                                          didChangeProgress;
 358     WKPageLoaderClientCallback                                          didFinishProgress;
 359
 360     // FIXME: These three functions should not be part of this client.
 361     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 362     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 363     WKPageLoaderClientCallback                                          processDidCrash;
 364     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 365     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 366     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 367
 368     // Version 1.
 369     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 370
 371     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 372
 373     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 374
 375     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 376     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 377
 378     // Version 2.
 379     void                                                                (*didReceiveIntentForFrame_unavailable)(void);
 380     void                                                                (*registerIntentServiceForFrame_unavailable)(void);
 381
 382     WKPageDidLayoutCallback                                             didLayout;
 383     WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2               pluginLoadPolicy_deprecatedForUseWithV2;
 384     WKPagePluginDidFailCallback                                         pluginDidFail;
 385
 386     // Version 3.
 387     WKPagePluginLoadPolicyCallback                                      pluginLoadPolicy;
 388
 389     // Version 4.
 390     WKPageWebGLLoadPolicyCallback                                       webGLLoadPolicy;
 391     WKPageWebGLLoadPolicyCallback                                       resolveWebGLLoadPolicy;
 392
 393     // Version 5.
 394     WKPageShouldKeepCurrentBackForwardListItemInListCallback            shouldKeepCurrentBackForwardListItemInList;
 395 } WKPageLoaderClientV5;
 396
 397 typedef struct WKPageLoaderClientV6 {
 398     WKPageLoaderClientBase                                              base;
 399
 400     // Version 0.
 401     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 402     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 403     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 404     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 405     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 406     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 407     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 408     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 409     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 410     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 411     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 412     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 413     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 414     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 415     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 416     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 417
 418     // FIXME: Move to progress client.
 419     WKPageLoaderClientCallback                                          didStartProgress;
 420     WKPageLoaderClientCallback                                          didChangeProgress;
 421     WKPageLoaderClientCallback                                          didFinishProgress;
 422
 423     // FIXME: These three functions should not be part of this client.
 424     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 425     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 426     WKPageLoaderClientCallback                                          processDidCrash;
 427     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 428     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 429     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 430
 431     // Version 1.
 432     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 433
 434     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 435
 436     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 437
 438     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 439     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 440
 441     // Version 2.
 442     void                                                                (*didReceiveIntentForFrame_unavailable)(void);
 443     void                                                                (*registerIntentServiceForFrame_unavailable)(void);
 444
 445     WKPageDidLayoutCallback                                             didLayout;
 446     WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2               pluginLoadPolicy_deprecatedForUseWithV2;
 447     WKPagePluginDidFailCallback                                         pluginDidFail;
 448
 449     // Version 3.
 450     WKPagePluginLoadPolicyCallback                                      pluginLoadPolicy;
 451
 452     // Version 4.
 453     WKPageWebGLLoadPolicyCallback                                       webGLLoadPolicy;
 454     WKPageWebGLLoadPolicyCallback                                       resolveWebGLLoadPolicy;
 455
 456     // Version 5.
 457     WKPageShouldKeepCurrentBackForwardListItemInListCallback            shouldKeepCurrentBackForwardListItemInList;
 458
 459     // Version 6.
 460     WKPageNavigationGestureDidBeginCallback                             navigationGestureDidBegin;
 461     WKPageNavigationGestureWillEndCallback                              navigationGestureWillEnd;
 462     WKPageNavigationGestureDidEndCallback                               navigationGestureDidEnd;
 463 } WKPageLoaderClientV6;
 464
 465 // FIXME: These should be deprecated.
 466 enum { kWKPageLoaderClientCurrentVersion WK_ENUM_DEPRECATED("Use an explicit version number instead") = 3 };
 467 typedef struct WKPageLoaderClient {
 468     int                                                                 version;
 469     const void *                                                        clientInfo;
 470
 471     // Version 0.
 472     WKPageDidStartProvisionalLoadForFrameCallback                       didStartProvisionalLoadForFrame;
 473     WKPageDidReceiveServerRedirectForProvisionalLoadForFrameCallback    didReceiveServerRedirectForProvisionalLoadForFrame;
 474     WKPageDidFailProvisionalLoadWithErrorForFrameCallback               didFailProvisionalLoadWithErrorForFrame;
 475     WKPageDidCommitLoadForFrameCallback                                 didCommitLoadForFrame;
 476     WKPageDidFinishDocumentLoadForFrameCallback                         didFinishDocumentLoadForFrame;
 477     WKPageDidFinishLoadForFrameCallback                                 didFinishLoadForFrame;
 478     WKPageDidFailLoadWithErrorForFrameCallback                          didFailLoadWithErrorForFrame;
 479     WKPageDidSameDocumentNavigationForFrameCallback                     didSameDocumentNavigationForFrame;
 480     WKPageDidReceiveTitleForFrameCallback                               didReceiveTitleForFrame;
 481     WKPageDidFirstLayoutForFrameCallback                                didFirstLayoutForFrame;
 482     WKPageDidFirstVisuallyNonEmptyLayoutForFrameCallback                didFirstVisuallyNonEmptyLayoutForFrame;
 483     WKPageDidRemoveFrameFromHierarchyCallback                           didRemoveFrameFromHierarchy;
 484     WKPageDidDisplayInsecureContentForFrameCallback                     didDisplayInsecureContentForFrame;
 485     WKPageDidRunInsecureContentForFrameCallback                         didRunInsecureContentForFrame;
 486     WKPageCanAuthenticateAgainstProtectionSpaceInFrameCallback          canAuthenticateAgainstProtectionSpaceInFrame;
 487     WKPageDidReceiveAuthenticationChallengeInFrameCallback              didReceiveAuthenticationChallengeInFrame;
 488
 489     // FIXME: Move to progress client.
 490     WKPageLoaderClientCallback                                          didStartProgress;
 491     WKPageLoaderClientCallback                                          didChangeProgress;
 492     WKPageLoaderClientCallback                                          didFinishProgress;
 493
 494     // FIXME: These three functions should not be part of this client.
 495     WKPageLoaderClientCallback                                          processDidBecomeUnresponsive;
 496     WKPageLoaderClientCallback                                          processDidBecomeResponsive;
 497     WKPageLoaderClientCallback                                          processDidCrash;
 498     WKPageDidChangeBackForwardListCallback                              didChangeBackForwardList;
 499     WKPageShouldGoToBackForwardListItemCallback                         shouldGoToBackForwardListItem;
 500     WKPageDidFailToInitializePluginCallback_deprecatedForUseWithV0      didFailToInitializePlugin_deprecatedForUseWithV0;
 501
 502     // Version 1.
 503     WKPageDidDetectXSSForFrameCallback                                  didDetectXSSForFrame;
 504
 505     void*                                                               didNewFirstVisuallyNonEmptyLayout_unavailable;
 506
 507     WKPageWillGoToBackForwardListItemCallback                           willGoToBackForwardListItem;
 508
 509     WKPageLoaderClientCallback                                          interactionOccurredWhileProcessUnresponsive;
 510     WKPagePluginDidFailCallback_deprecatedForUseWithV1                  pluginDidFail_deprecatedForUseWithV1;
 511
 512     // Version 2.
 513     void                                                                (*didReceiveIntentForFrame_unavailable)(void);
 514     void                                                                (*registerIntentServiceForFrame_unavailable)(void);
 515
 516     WKPageDidLayoutCallback                                             didLayout;
 517     WKPagePluginLoadPolicyCallback_deprecatedForUseWithV2               pluginLoadPolicy_deprecatedForUseWithV2;
 518     WKPagePluginDidFailCallback                                         pluginDidFail;
 519
 520     // Version 3.
 521     WKPagePluginLoadPolicyCallback                                      pluginLoadPolicy;
 522 } WKPageLoaderClient;
 523
 524 #ifdef __cplusplus
 525 }
 526 #endif
 527
 528 #endif // WKPageLoaderClient_h