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Issue 69923006: Introduce TextFinder class. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@upload-review-4
Patch Set: Created 7 years, 1 month ago
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1 /* 1 /*
2 * Copyright (C) 2009 Google Inc. All rights reserved. 2 * Copyright (C) 2009 Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
(...skipping 13 matching lines...) Expand all
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */ 29 */
30 30
31 #ifndef InFrameFinder_h 31 #ifndef InFrameFinder_h
32 #define InFrameFinder_h 32 #define InFrameFinder_h
33 33
34 #include "WebFrame.h" 34 #include "WebFindOptions.h"
35 35 #include "core/editing/FindOptions.h"
36 #include "FrameLoaderClientImpl.h" 36 #include "core/editing/search/PageSearchProvider.h"
37 #include "core/frame/Frame.h"
38 #include "core/frame/FrameDestructionObserver.h"
39 #include "platform/geometry/FloatRect.h" 37 #include "platform/geometry/FloatRect.h"
40 #include "public/platform/WebFileSystemType.h" 38 #include "public/platform/WebFloatPoint.h"
41 #include "wtf/Compiler.h" 39 #include "public/platform/WebFloatRect.h"
42 #include "wtf/OwnPtr.h" 40 #include "public/platform/WebRect.h"
43 #include "wtf/RefCounted.h" 41 #include "wtf/PassOwnPtr.h"
42 #include "wtf/PassRefPtr.h"
43 #include "wtf/Vector.h"
44 #include "wtf/text/WTFString.h" 44 #include "wtf/text/WTFString.h"
45 45
46 namespace WebCore { 46 namespace WebCore {
47 class GraphicsContext;
48 class HTMLInputElement;
49 class HistoryItem;
50 class IntSize;
51 class KURL;
52 class Node;
53 class Range; 47 class Range;
54 class SubstituteData;
55 struct FrameLoadRequest;
56 struct WindowFeatures;
57 } 48 }
58 49
59 namespace WebKit { 50 namespace WebKit {
60 class ChromePrintContext; 51 class WebFrameImpl;
61 class WebDataSourceImpl;
62 class WebInputElement;
63 class WebFrameClient;
64 class WebPerformance;
65 class WebPluginContainerImpl;
66 class WebView;
67 class WebViewImpl;
68 struct WebPrintParams;
69 52
70 template <typename T> class WebVector; 53 template <typename T> class WebVector;
71 54
72 // Implementation of WebFrame, note that this is a reference counted object. 55 class InFrameFinder {
73 class WebFrameImpl
74 : public WebFrame
75 , public RefCounted<WebFrameImpl>
76 , public WebCore::FrameDestructionObserver {
77 public: 56 public:
78 // WebFrame methods: 57 static PassOwnPtr<InFrameFinder> create(WebFrameImpl* ownerFrame);
79 virtual void close(); 58
80 virtual WebString uniqueName() const; 59 bool find(
81 virtual WebString assignedName() const;
82 virtual void setName(const WebString&);
83 virtual long long embedderIdentifier() const;
84 virtual WebVector<WebIconURL> iconURLs(int iconTypesMask) const;
85 virtual WebSize scrollOffset() const;
86 virtual void setScrollOffset(const WebSize&);
87 virtual WebSize minimumScrollOffset() const;
88 virtual WebSize maximumScrollOffset() const;
89 virtual WebSize contentsSize() const;
90 virtual bool hasVisibleContent() const;
91 virtual WebRect visibleContentRect() const;
92 virtual bool hasHorizontalScrollbar() const;
93 virtual bool hasVerticalScrollbar() const;
94 virtual WebView* view() const;
95 virtual WebFrame* opener() const;
96 virtual void setOpener(const WebFrame*);
97 virtual WebFrame* parent() const;
98 virtual WebFrame* top() const;
99 virtual WebFrame* firstChild() const;
100 virtual WebFrame* lastChild() const;
101 virtual WebFrame* nextSibling() const;
102 virtual WebFrame* previousSibling() const;
103 virtual WebFrame* traverseNext(bool wrap) const;
104 virtual WebFrame* traversePrevious(bool wrap) const;
105 virtual WebFrame* findChildByName(const WebString&) const;
106 virtual WebFrame* findChildByExpression(const WebString&) const;
107 virtual WebDocument document() const;
108 virtual WebPerformance performance() const;
109 virtual NPObject* windowObject() const;
110 virtual void bindToWindowObject(const WebString& name, NPObject*);
111 virtual void bindToWindowObject(const WebString& name, NPObject*, void*);
112 virtual void executeScript(const WebScriptSource&);
113 virtual void executeScriptInIsolatedWorld(
114 int worldID, const WebScriptSource* sources, unsigned numSources,
115 int extensionGroup);
116 virtual void setIsolatedWorldSecurityOrigin(int worldID, const WebSecurityOr igin&);
117 virtual void setIsolatedWorldContentSecurityPolicy(int worldID, const WebStr ing&);
118 virtual void addMessageToConsole(const WebConsoleMessage&);
119 virtual void collectGarbage();
120 virtual bool checkIfRunInsecureContent(const WebURL&) const;
121 virtual v8::Handle<v8::Value> executeScriptAndReturnValue(
122 const WebScriptSource&);
123 virtual void executeScriptInIsolatedWorld(
124 int worldID, const WebScriptSource* sourcesIn, unsigned numSources,
125 int extensionGroup, WebVector<v8::Local<v8::Value> >* results);
126 virtual v8::Handle<v8::Value> callFunctionEvenIfScriptDisabled(
127 v8::Handle<v8::Function>,
128 v8::Handle<v8::Object>,
129 int argc,
130 v8::Handle<v8::Value> argv[]);
131 virtual v8::Local<v8::Context> mainWorldScriptContext() const;
132 virtual v8::Handle<v8::Value> createFileSystem(WebFileSystemType,
133 const WebString& name,
134 const WebString& path);
135 virtual v8::Handle<v8::Value> createSerializableFileSystem(WebFileSystemType ,
136 const WebString& name,
137 const WebString& path);
138 virtual v8::Handle<v8::Value> createFileEntry(WebFileSystemType,
139 const WebString& fileSystemName,
140 const WebString& fileSystemPath,
141 const WebString& filePath,
142 bool isDirectory);
143 virtual void reload(bool ignoreCache);
144 virtual void reloadWithOverrideURL(const WebURL& overrideUrl, bool ignoreCac he);
145 virtual void loadRequest(const WebURLRequest&);
146 virtual void loadHistoryItem(const WebHistoryItem&);
147 virtual void loadData(
148 const WebData&, const WebString& mimeType, const WebString& textEncoding ,
149 const WebURL& baseURL, const WebURL& unreachableURL, bool replace);
150 virtual void loadHTMLString(
151 const WebData& html, const WebURL& baseURL, const WebURL& unreachableURL ,
152 bool replace);
153 virtual bool isLoading() const;
154 virtual void stopLoading();
155 virtual WebDataSource* provisionalDataSource() const;
156 virtual WebDataSource* dataSource() const;
157 virtual WebHistoryItem previousHistoryItem() const;
158 virtual WebHistoryItem currentHistoryItem() const;
159 virtual void enableViewSourceMode(bool enable);
160 virtual bool isViewSourceModeEnabled() const;
161 virtual void setReferrerForRequest(WebURLRequest&, const WebURL& referrer);
162 virtual void dispatchWillSendRequest(WebURLRequest&);
163 virtual WebURLLoader* createAssociatedURLLoader(const WebURLLoaderOptions&);
164 virtual unsigned unloadListenerCount() const;
165 virtual bool willSuppressOpenerInNewFrame() const;
166 virtual void replaceSelection(const WebString&);
167 virtual void insertText(const WebString&);
168 virtual void setMarkedText(const WebString&, unsigned location, unsigned len gth);
169 virtual void unmarkText();
170 virtual bool hasMarkedText() const;
171 virtual WebRange markedRange() const;
172 virtual bool firstRectForCharacterRange(unsigned location, unsigned length, WebRect&) const;
173 virtual size_t characterIndexForPoint(const WebPoint&) const;
174 virtual bool executeCommand(const WebString&, const WebNode& = WebNode());
175 virtual bool executeCommand(const WebString&, const WebString& value, const WebNode& = WebNode());
176 virtual bool isCommandEnabled(const WebString&) const;
177 virtual void enableContinuousSpellChecking(bool);
178 virtual bool isContinuousSpellCheckingEnabled() const;
179 virtual void requestTextChecking(const WebElement&);
180 virtual void replaceMisspelledRange(const WebString&);
181 virtual void removeSpellingMarkers();
182 virtual bool hasSelection() const;
183 virtual WebRange selectionRange() const;
184 virtual WebString selectionAsText() const;
185 virtual WebString selectionAsMarkup() const;
186 virtual bool selectWordAroundCaret();
187 virtual void selectRange(const WebPoint& base, const WebPoint& extent);
188 virtual void selectRange(const WebRange&);
189 virtual void moveCaretSelectionTowardsWindowPoint(const WebPoint&);
190 virtual void moveRangeSelection(const WebPoint& base, const WebPoint& extent );
191 virtual void moveCaretSelection(const WebPoint&);
192 virtual void setCaretVisible(bool);
193 virtual int printBegin(const WebPrintParams&, const WebNode& constrainToNode );
194 virtual float printPage(int pageToPrint, WebCanvas*);
195 virtual float getPrintPageShrink(int page);
196 virtual void printEnd();
197 virtual bool isPrintScalingDisabledForPlugin(const WebNode&);
198 virtual bool hasCustomPageSizeStyle(int pageIndex);
199 virtual bool isPageBoxVisible(int pageIndex);
200 virtual void pageSizeAndMarginsInPixels(int pageIndex,
201 WebSize& pageSize,
202 int& marginTop,
203 int& marginRight,
204 int& marginBottom,
205 int& marginLeft);
206 virtual WebString pageProperty(const WebString& propertyName, int pageIndex) ;
207 virtual void printPagesWithBoundaries(WebCanvas*, const WebSize&);
208 virtual bool find(
209 int identifier, const WebString& searchText, const WebFindOptions&, 60 int identifier, const WebString& searchText, const WebFindOptions&,
210 bool wrapWithinFrame, WebRect* selectionRect); 61 bool wrapWithinFrame, WebRect* selectionRect);
211 virtual void stopFinding(bool clearSelection); 62 void stopFinding(bool clearSelection);
212 virtual void scopeStringMatches( 63 void scopeStringMatches(
213 int identifier, const WebString& searchText, const WebFindOptions&, 64 int identifier, const WebString& searchText, const WebFindOptions&,
214 bool reset); 65 bool reset);
215 virtual void cancelPendingScopingEffort(); 66 void cancelPendingScopingEffort();
216 virtual void increaseMatchCount(int count, int identifier); 67 void increaseMatchCount(int count);
217 virtual void resetMatchCount(); 68 void resetMatchCount();
218 virtual int findMatchMarkersVersion() const; 69 int findMatchMarkersVersion() const;
219 virtual WebFloatRect activeFindMatchRect(); 70 WebFloatRect activeFindMatchRect();
220 virtual void findMatchRects(WebVector<WebFloatRect>&); 71 void findMatchRects(WebVector<WebFloatRect>&);
221 virtual int selectNearestFindMatch(const WebFloatPoint&, WebRect* selectionR ect); 72 int selectNearestFindMatch(const WebFloatPoint&, WebRect* selectionRect);
222 73
223 virtual void sendOrientationChangeEvent(int orientation); 74 // Returns the ordinal of the first match in the frame specified. This
75 // function enumerates the frames, starting with the main frame and up to (b ut
76 // not including) the frame passed in as a parameter and counts how many
77 // matches have been found.
78 int ordinalOfFirstMatchForFrame(WebFrameImpl*) const;
224 79
225 virtual void dispatchMessageEventWithOriginCheck( 80 int totalMatchCount() const { return m_totalMatchCount; }
226 const WebSecurityOrigin& intendedTargetOrigin, 81 void increaseMarkerVersion() { m_findMatchMarkersVersion++; }
yosin_UTC9 2013/11/14 02:06:55 nit: ++m_findMatchMarkersVersion to follow Chromiu
227 const WebDOMEvent&); 82 int framesScopingCount() const { return m_framesScopingCount; }
228 83
229 virtual WebString contentAsText(size_t maxChars) const; 84 void resetActiveMatch() { m_activeMatch = 0; }
230 virtual WebString contentAsMarkup() const;
231 virtual WebString renderTreeAsText(RenderAsTextControls toShow = RenderAsTex tNormal) const;
232 virtual WebString markerTextForListItem(const WebElement&) const;
233 virtual WebRect selectionBoundsRect() const;
234
235 virtual bool selectionStartHasSpellingMarkerFor(int from, int length) const;
236 virtual WebString layerTreeAsText(bool showDebugInfo = false) const;
237
238 // WebCore::FrameDestructionObserver methods.
239 virtual void willDetachPage();
240
241 static WebFrameImpl* create(WebFrameClient*);
242 // FIXME: Move the embedderIdentifier concept fully to the embedder and
243 // remove this factory method.
244 static WebFrameImpl* create(WebFrameClient*, long long embedderIdentifier);
245 virtual ~WebFrameImpl();
246
247 // Called by the WebViewImpl to initialize the main frame for the page.
248 void initializeAsMainFrame(WebCore::Page*);
249
250 PassRefPtr<WebCore::Frame> createChildFrame(
251 const WebCore::FrameLoadRequest&, WebCore::HTMLFrameOwnerElement*);
252
253 void didChangeContentsSize(const WebCore::IntSize&);
254
255 void createFrameView();
256
257 static WebFrameImpl* fromFrame(WebCore::Frame* frame);
258 static WebFrameImpl* fromFrameOwnerElement(WebCore::Element* element);
259
260 // If the frame hosts a PluginDocument, this method returns the WebPluginCon tainerImpl
261 // that hosts the plugin.
262 static WebPluginContainerImpl* pluginContainerFromFrame(WebCore::Frame*);
263
264 // If the frame hosts a PluginDocument, this method returns the WebPluginCon tainerImpl
265 // that hosts the plugin. If the provided node is a plugin, then it runs its
266 // WebPluginContainerImpl.
267 static WebPluginContainerImpl* pluginContainerFromNode(WebCore::Frame*, cons t WebNode&);
268
269 WebViewImpl* viewImpl() const;
270
271 WebCore::FrameView* frameView() const { return frame() ? frame()->view() : 0 ; }
272
273 // Getters for the impls corresponding to Get(Provisional)DataSource. They
274 // may return 0 if there is no corresponding data source.
275 WebDataSourceImpl* dataSourceImpl() const;
276 WebDataSourceImpl* provisionalDataSourceImpl() const;
277 85
278 // Returns which frame has an active match. This function should only be 86 // Returns which frame has an active match. This function should only be
279 // called on the main frame, as it is the only frame keeping track. Returned 87 // called on the main frame, as it is the only frame keeping track. Returned
280 // value can be 0 if no frame has an active match. 88 // value can be 0 if no frame has an active match.
281 WebFrameImpl* activeMatchFrame() const { return m_currentActiveMatchFrame; } 89 WebFrameImpl* activeMatchFrame() const { return m_currentActiveMatchFrame; }
282 90
283 // Returns the active match in the current frame. Could be a null range if 91 // Returns the active match in the current frame. Could be a null range if
284 // the local frame has no active match. 92 // the local frame has no active match.
285 WebCore::Range* activeMatch() const { return m_activeMatch.get(); } 93 WebCore::Range* activeMatch() const { return m_activeMatch.get(); }
286 94
287 // When a Find operation ends, we want to set the selection to what was acti ve 95 bool needToInvalidate();
288 // and set focus to the first focusable node we find (starting with the firs t
289 // node in the matched range and going up the inheritance chain). If we find
290 // nothing to focus we focus the first focusable node in the range. This
291 // allows us to set focus to a link (when we find text inside a link), which
292 // allows us to navigate by pressing Enter after closing the Find box.
293 void setFindEndstateFocusAndSelection();
294 96
295 void didFail(const WebCore::ResourceError&, bool wasProvisional); 97 bool scopingInProgress() const { return m_scopingInProgress; }
98 void flushCurrentScoping();
296 99
297 // Sets whether the WebFrameImpl allows its document to be scrolled. 100 virtual ~InFrameFinder();
yosin_UTC9 2013/11/14 02:06:55 We don't need to have |virtual|. I don't think we
298 // If the parameter is true, allow the document to be scrolled.
299 // Otherwise, disallow scrolling.
300 void setCanHaveScrollbars(bool);
301
302 WebFrameClient* client() const { return m_client; }
303 void setClient(WebFrameClient* client) { m_client = client; }
304
305 void setInputEventsScaleFactorForEmulation(float);
306
307 static void selectWordAroundPosition(WebCore::Frame*, WebCore::VisiblePositi on);
308 101
309 private: 102 private:
310 class DeferredScopeStringMatches; 103 class DeferredScopeStringMatches;
311 friend class DeferredScopeStringMatches; 104 friend class DeferredScopeStringMatches;
312 friend class FrameLoaderClientImpl;
313 105
314 struct FindMatch { 106 struct FindMatch {
315 RefPtr<WebCore::Range> m_range; 107 RefPtr<WebCore::Range> m_range;
316 108
317 // 1-based index within this frame. 109 // 1-based index within this frame.
318 int m_ordinal; 110 int m_ordinal;
319 111
320 // In find-in-page coordinates. 112 // In find-in-page coordinates.
321 // Lazily calculated by updateFindMatchRects. 113 // Lazily calculated by updateFindMatchRects.
322 WebCore::FloatRect m_rect; 114 WebCore::FloatRect m_rect;
323 115
324 FindMatch(PassRefPtr<WebCore::Range>, int ordinal); 116 FindMatch(PassRefPtr<WebCore::Range>, int ordinal);
325 }; 117 };
326 118
327 // A bit mask specifying area of the frame to invalidate. 119 explicit InFrameFinder(WebFrameImpl* ownerFrame);
328 enum AreaToInvalidate {
329 InvalidateNothing,
330 InvalidateContentArea,
331 InvalidateScrollbar, // Vertical scrollbar only.
332 InvalidateAll // Both content area and the scrollbar.
333 };
334 120
335 WebFrameImpl(WebFrameClient*, long long frame_identifier); 121 PassRefPtr<WebCore::Range> findInRange(const String& target, WebCore::Range* referenceRange, WebCore::FindOptions);
336
337 // Sets the local WebCore frame and registers destruction observers.
338 void setWebCoreFrame(WebCore::Frame*);
339
340 // Notifies the delegate about a new selection rect.
341 void reportFindInPageSelection(
342 const WebRect& selectionRect, int activeMatchOrdinal, int identifier);
343 122
344 // Clear the find-in-page matches cache forcing rects to be fully 123 // Clear the find-in-page matches cache forcing rects to be fully
345 // calculated again next time updateFindMatchRects is called. 124 // calculated again next time updateFindMatchRects is called.
346 void clearFindMatchesCache(); 125 void clearFindMatchesCache();
347 126
348 // Check if the activeMatchFrame still exists in the frame tree. 127 // Check if the activeMatchFrame still exists in the frame tree.
349 bool isActiveMatchFrameValid() const; 128 bool isActiveMatchFrameValid() const;
350 129
351 // Return the index in the find-in-page cache of the match closest to the 130 // Return the index in the find-in-page cache of the match closest to the
352 // provided point in find-in-page coordinates, or -1 in case of error. 131 // provided point in find-in-page coordinates, or -1 in case of error.
353 // The squared distance to the closest match is returned in the distanceSqua red parameter. 132 // The squared distance to the closest match is returned in the distanceSqua red parameter.
354 int nearestFindMatch(const WebCore::FloatPoint&, float& distanceSquared); 133 int nearestFindMatch(const WebCore::FloatPoint&, float& distanceSquared);
355 134
356 // Select a find-in-page match marker in the current frame using a cache 135 // Select a find-in-page match marker in the current frame using a cache
357 // match index returned by nearestFindMatch. Returns the ordinal of the new 136 // match index returned by nearestFindMatch. Returns the ordinal of the new
358 // selected match or -1 in case of error. Also provides the bounding box of 137 // selected match or -1 in case of error. Also provides the bounding box of
359 // the marker in window coordinates if selectionRect is not null. 138 // the marker in window coordinates if selectionRect is not null.
360 int selectFindMatch(unsigned index, WebRect* selectionRect); 139 int selectFindMatch(unsigned index, WebRect* selectionRect);
361 140
362 // Compute and cache the rects for FindMatches if required. 141 // Compute and cache the rects for FindMatches if required.
363 // Rects are automatically invalidated in case of content size changes, 142 // Rects are automatically invalidated in case of content size changes,
364 // propagating the invalidation to child frames. 143 // propagating the invalidation to child frames.
365 void updateFindMatchRects(); 144 void updateFindMatchRects();
366 145
367 // Append the find-in-page match rects of the current frame to the provided vector. 146 // Append the find-in-page match rects of the current frame to the provided vector.
368 void appendFindMatchRects(Vector<WebFloatRect>& frameRects); 147 void appendFindMatchRects(Vector<WebFloatRect>& frameRects);
369 148
370 // Invalidates a certain area within the frame.
371 void invalidateArea(AreaToInvalidate);
372
373 // Add a WebKit TextMatch-highlight marker to nodes in a range.
374 void addMarker(WebCore::Range*, bool activeMatch);
375
376 // Sets the markers within a range as active or inactive. 149 // Sets the markers within a range as active or inactive.
377 void setMarkerActive(WebCore::Range*, bool active); 150 void setMarkerActive(WebCore::Range*, bool active);
378 151
379 // Returns the ordinal of the first match in the frame specified. This 152 // Sets the markers within a current match range as active or inactive.
380 // function enumerates the frames, starting with the main frame and up to (b ut 153 void setMatchMarkerActive(bool);
381 // not including) the frame passed in as a parameter and counts how many
382 // matches have been found.
383 int ordinalOfFirstMatchForFrame(WebFrameImpl*) const;
384 154
385 // Determines whether the scoping effort is required for a particular frame. 155 // Determines whether the scoping effort is required for a particular frame.
386 // It is not necessary if the frame is invisible, for example, or if this 156 // It is not necessary if the frame is invisible, for example, or if this
387 // is a repeat search that already returned nothing last time the same prefi x 157 // is a repeat search that already returned nothing last time the same prefi x
388 // was searched. 158 // was searched.
389 bool shouldScopeMatches(const WTF::String& searchText); 159 bool shouldScopeMatches(const WTF::String& searchText);
390 160
391 // Removes the current frame from the global scoping effort and triggers any 161 // Removes the current frame from the global scoping effort and triggers any
392 // updates if appropriate. This method does not mark the scoping operation 162 // updates if appropriate. This method does not mark the scoping operation
393 // as finished. 163 // as finished.
394 void flushCurrentScopingEffort(int identifier); 164 void flushCurrentScopingEffort(int identifier);
395 165
396 // Finishes the current scoping effort and triggers any updates if appropria te. 166 // Finishes the current scoping effort and triggers any updates if appropria te.
397 void finishCurrentScopingEffort(int identifier); 167 void finishCurrentScopingEffort(int identifier);
398 168
399 // Queue up a deferred call to scopeStringMatches. 169 // Queue up a deferred call to scopeStringMatches.
400 void scopeStringMatchesSoon( 170 void scopeStringMatchesSoon(
401 int identifier, const WebString& searchText, const WebFindOptions&, 171 int identifier, const WebString& searchText, const WebFindOptions&,
402 bool reset); 172 bool reset);
403 173
404 // Called by a DeferredScopeStringMatches instance. 174 // Called by a DeferredScopeStringMatches instance.
405 void callScopeStringMatches( 175 void callScopeStringMatches(
406 DeferredScopeStringMatches*, int identifier, const WebString& searchText , 176 DeferredScopeStringMatches*, int identifier, const WebString& searchText ,
407 const WebFindOptions&, bool reset); 177 const WebFindOptions&, bool reset);
408 178
409 // Determines whether to invalidate the content area and scrollbar. 179 // Owner frame
410 void invalidateIfNecessary(); 180 WebFrameImpl* m_ownerFrame;
411
412 void loadJavaScriptURL(const WebCore::KURL&);
413
414 // Returns a hit-tested VisiblePosition for the given point
415 WebCore::VisiblePosition visiblePositionForWindowPoint(const WebPoint&);
416
417 FrameLoaderClientImpl m_frameLoaderClient;
418
419 WebFrameClient* m_client;
420 181
421 // A way for the main frame to keep track of which frame has an active 182 // A way for the main frame to keep track of which frame has an active
422 // match. Should be 0 for all other frames. 183 // match. Should be 0 for all other frames.
423 WebFrameImpl* m_currentActiveMatchFrame; 184 WebFrameImpl* m_currentActiveMatchFrame;
424 185
425 // The range of the active match for the current frame. 186 // The range of the active match for the current frame.
426 RefPtr<WebCore::Range> m_activeMatch; 187 RefPtr<WebCore::Range> m_activeMatch;
427 188
428 // The index of the active match for the current frame. 189 // The index of the active match for the current frame.
429 int m_activeMatchIndexInCurrentFrame; 190 int m_activeMatchIndexInCurrentFrame;
430 191
431 // This flag is used by the scoping effort to determine if we need to figure
432 // out which rectangle is the active match. Once we find the active
433 // rectangle we clear this flag.
434 bool m_locatingActiveRect;
435
436 // The scoping effort can time out and we need to keep track of where we 192 // The scoping effort can time out and we need to keep track of where we
437 // ended our last search so we can continue from where we left of. 193 // ended our last search so we can continue from where we left of.
438 RefPtr<WebCore::Range> m_resumeScopingFromRange; 194 RefPtr<WebCore::Range> m_resumeScopingFromRange;
439 195
440 // Keeps track of the last string this frame searched for. This is used for 196 // Keeps track of the last string this frame searched for. This is used for
441 // short-circuiting searches in the following scenarios: When a frame has 197 // short-circuiting searches in the following scenarios: When a frame has
442 // been searched and returned 0 results, we don't need to search that frame 198 // been searched and returned 0 results, we don't need to search that frame
443 // again if the user is just adding to the search (making it more specific). 199 // again if the user is just adding to the search (making it more specific).
444 WTF::String m_lastSearchString; 200 WTF::String m_lastSearchString;
445 201
446 // Keeps track of how many matches this frame has found so far, so that we 202 // Keeps track of how many matches this frame has found so far, so that we
447 // don't loose count between scoping efforts, and is also used (in conjuncti on 203 // don't loose count between scoping efforts, and is also used (in conjuncti on
448 // with m_lastSearchString) to figure out if we need to search the frame aga in. 204 // with m_lastSearchString) to figure out if we need to search the frame aga in.
449 int m_lastMatchCount; 205 int m_lastMatchCount;
450 206
451 // This variable keeps a cumulative total of matches found so far for ALL th e 207 // This variable keeps a cumulative total of matches found so far for ALL th e
452 // frames on the page, and is only incremented by calling IncreaseMatchCount 208 // frames on the page, and is only incremented by calling IncreaseMatchCount
453 // (on the main frame only). It should be -1 for all other frames. 209 // (on the main frame only). It should be -1 for all other frames.
454 int m_totalMatchCount; 210 int m_totalMatchCount;
455 211
456 // This variable keeps a cumulative total of how many frames are currently 212 // This variable keeps a cumulative total of how many frames are currently
457 // scoping, and is incremented/decremented on the main frame only. 213 // scoping, and is incremented/decremented on the main frame only.
458 // It should be -1 for all other frames. 214 // It should be -1 for all other frames.
459 int m_framesScopingCount; 215 int m_framesScopingCount;
460 216
461 // Identifier of the latest find-in-page request. Required to be stored in 217 // Identifier of the latest find-in-page request. Required to be stored in
462 // the frame in order to reply if required in case the frame is detached. 218 // the frame in order to reply if required in case the frame is detached.
463 int m_findRequestIdentifier; 219 int m_findRequestIdentifier;
464 220
465 // Keeps track of whether there is an scoping effort ongoing in the frame.
466 bool m_scopingInProgress;
467
468 // Keeps track of whether the last find request completed its scoping effort
469 // without finding any matches in this frame.
470 bool m_lastFindRequestCompletedWithNoMatches;
471
472 // Keeps track of when the scoping effort should next invalidate the scrollb ar 221 // Keeps track of when the scoping effort should next invalidate the scrollb ar
473 // and the frame area. 222 // and the frame area.
474 int m_nextInvalidateAfter; 223 int m_nextInvalidateAfter;
475 224
476 // A list of all of the pending calls to scopeStringMatches. 225 // A list of all of the pending calls to scopeStringMatches.
477 Vector<DeferredScopeStringMatches*> m_deferredScopingWork; 226 Vector<DeferredScopeStringMatches*> m_deferredScopingWork;
478 227
479 // Version number incremented on the main frame only whenever the document 228 // Version number incremented on the main frame only whenever the document
480 // find-in-page match markers change. It should be 0 for all other frames. 229 // find-in-page match markers change. It should be 0 for all other frames.
481 int m_findMatchMarkersVersion; 230 int m_findMatchMarkersVersion;
482 231
483 // Local cache of the find match markers currently displayed for this frame. 232 // Local cache of the find match markers currently displayed for this frame.
484 Vector<FindMatch> m_findMatchesCache; 233 Vector<FindMatch> m_findMatchesCache;
485 234
486 // Determines if the rects in the find-in-page matches cache of this frame
487 // are invalid and should be recomputed.
488 bool m_findMatchRectsAreValid;
489
490 // Contents size when find-in-page match rects were last computed for this 235 // Contents size when find-in-page match rects were last computed for this
491 // frame's cache. 236 // frame's cache.
492 WebCore::IntSize m_contentsSizeForCurrentFindMatchRects; 237 WebCore::IntSize m_contentsSizeForCurrentFindMatchRects;
493 238
494 // Valid between calls to BeginPrint() and EndPrint(). Containts the print 239 const OwnPtr<WebCore::PageSearchProvider> m_searchProvider;
495 // information. Is used by PrintPage().
496 OwnPtr<ChromePrintContext> m_printContext;
497 240
498 // The identifier of this frame. 241 // This flag is used by the scoping effort to determine if we need to figure
499 long long m_embedderIdentifier; 242 // out which rectangle is the active match. Once we find the active
243 // rectangle we clear this flag.
244 bool m_locatingActiveRect;
500 245
501 // Ensure we don't overwrite valid history data during same document loads 246 // Keeps track of whether there is an scoping effort ongoing in the frame.
502 // from HistoryItems 247 bool m_scopingInProgress;
503 bool m_inSameDocumentHistoryLoad;
504 248
505 // Stores the additional input evetns scale when device metrics emulation is enabled. 249 // Keeps track of whether the last find request completed its scoping effort
506 float m_inputEventsScaleFactorForEmulation; 250 // without finding any matches in this frame.
251 bool m_lastFindRequestCompletedWithNoMatches;
252
253 // Determines if the rects in the find-in-page matches cache of this frame
254 // are invalid and should be recomputed.
255 bool m_findMatchRectsAreValid;
507 }; 256 };
508 257
509 inline WebFrameImpl* toWebFrameImpl(WebFrame* webFrame)
510 {
511 return static_cast<WebFrameImpl*>(webFrame);
512 }
513
514 inline const WebFrameImpl* toWebFrameImpl(const WebFrame* webFrame)
515 {
516 return static_cast<const WebFrameImpl*>(webFrame);
517 }
518
519 // This will catch anyone doing an unnecessary cast.
520 void toWebFrameImpl(const WebFrameImpl*);
521
522 } // namespace WebKit 258 } // namespace WebKit
523 259
524 #endif // InFrameFinder_h 260 #endif // InFrameFinder_h
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