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34 #include "../platform/WebCommon.h"
35 #include "../platform/WebSize.h"
36 #include <unicode/uscript.h>
43 // WebSettings is owned by the WebView and allows code to modify the settings for
44 // the WebView's page without any knowledge of WebCore itself. For the most part,
45 // these functions have a 1:1 mapping with the methods in WebCore/page/Settings.h.
48 enum EditingBehavior {
52 EditingBehaviorAndroid
61 enum V8ScriptStreamingMode {
62 V8ScriptStreamingModeAll,
63 V8ScriptStreamingModeOnlyAsyncAndDefer,
64 V8ScriptStreamingModeAllPlusBlockParsingBlocking,
67 // Bit field values to tell Blink what kind of pointer/hover types are
68 // available on the system. These must match the enums in
69 // core/css/PointerProperties.h and their equality is compile-time asserted
70 // in WebSettingsImpl.cpp.
73 PointerTypeCoarse = 2,
79 // Indicates that the primary pointing system can hover, but it requires
80 // a significant action on the user’s part. e.g. hover on “long press”.
81 HoverTypeOnDemand = 2,
85 virtual bool mainFrameResizesAreOrientationChanges() const = 0;
86 virtual int availablePointerTypes() const = 0;
87 virtual PointerType primaryPointerType() const = 0;
88 virtual int availableHoverTypes() const = 0;
89 virtual HoverType primaryHoverType() const = 0;
90 virtual bool shrinksViewportContentToFit() const = 0;
91 virtual bool viewportEnabled() const = 0;
92 virtual void setAccelerated2dCanvasEnabled(bool) = 0;
93 virtual void setAccelerated2dCanvasMSAASampleCount(int) = 0;
94 virtual void setAcceleratedCompositingEnabled(bool) = 0;
95 virtual void setPreferCompositingToLCDTextEnabled(bool) = 0;
96 // Not implemented yet, see http://crbug.com/178119
97 virtual void setAcceleratedCompositingForTransitionEnabled(bool) { };
98 // If set to true, allows frames with an https origin to display passive
99 // contents at an insecure URL. Otherwise, disallows it. The
100 // FrameLoaderClient set to the frame may override the value set by this
102 virtual void setAccessibilityEnabled(bool) = 0;
103 virtual void setAccessibilityPasswordValuesEnabled(bool) = 0;
104 virtual void setAllowDisplayOfInsecureContent(bool) = 0;
105 virtual void setAllowFileAccessFromFileURLs(bool) = 0;
106 virtual void setAllowCustomScrollbarInMainFrame(bool) = 0;
107 // If set to true, allows frames with an https origin to run active
108 // contents at an insecure URL. This includes WebSockets. Otherwise,
109 // disallows it. The FrameLoaderClient set to the frame may override the
110 // value set by this method.
111 virtual void setAllowRunningOfInsecureContent(bool) = 0;
112 // If set to true, allows frames with an https origin to connect WebSockets
113 // with an insecure URL (ws://). Otherwise, disallows it. Only when this is
114 // set to true, this value overrides the value set by
115 // setAllowRunningOfInsecureContent() for WebSockets. The FrameLoaderClient
116 // set to the frame may override the value set by this method.
117 virtual void setAllowConnectingInsecureWebSocket(bool) = 0;
118 virtual void setAllowScriptsToCloseWindows(bool) = 0;
119 virtual void setAllowUniversalAccessFromFileURLs(bool) = 0;
120 virtual void setAntialiased2dCanvasEnabled(bool) = 0;
121 virtual void setAntialiasedClips2dCanvasEnabled(bool) = 0;
122 virtual void setAsynchronousSpellCheckingEnabled(bool) = 0;
123 virtual void setAutoZoomFocusedNodeToLegibleScale(bool) = 0;
124 virtual void setCaretBrowsingEnabled(bool) = 0;
125 virtual void setClobberUserAgentInitialScaleQuirk(bool) = 0;
126 virtual void setContainerCullingEnabled(bool) = 0;
127 virtual void setCookieEnabled(bool) = 0;
128 virtual void setNavigateOnDragDrop(bool) = 0;
129 virtual void setCursiveFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
130 virtual void setDNSPrefetchingEnabled(bool) = 0;
131 virtual void setDOMPasteAllowed(bool) = 0;
132 virtual void setDefaultFixedFontSize(int) = 0;
133 virtual void setDefaultFontSize(int) = 0;
134 virtual void setDefaultTextEncodingName(const WebString&) = 0;
135 virtual void setDefaultVideoPosterURL(const WebString&) = 0;
136 void setDeferred2dCanvasEnabled(bool) { } // temporary stub
137 virtual void setDeferredImageDecodingEnabled(bool) = 0;
138 virtual void setDeviceScaleAdjustment(float) = 0;
139 virtual void setDeviceSupportsMouse(bool) = 0;
140 virtual void setDeviceSupportsTouch(bool) = 0;
141 virtual void setDoubleTapToZoomEnabled(bool) = 0;
142 virtual void setDownloadableBinaryFontsEnabled(bool) = 0;
143 virtual void setEditingBehavior(EditingBehavior) = 0;
144 virtual void setEnableScrollAnimator(bool) = 0;
145 virtual void setEnableTouchAdjustment(bool) = 0;
146 virtual void setRegionBasedColumnsEnabled(bool) = 0;
147 virtual void setExperimentalWebGLEnabled(bool) = 0;
148 virtual void setFantasyFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
149 virtual void setFixedFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
150 virtual void setForceZeroLayoutHeight(bool) = 0;
151 virtual void setFullscreenSupported(bool) = 0;
152 virtual void setHyperlinkAuditingEnabled(bool) = 0;
153 virtual void setIgnoreMainFrameOverflowHiddenQuirk(bool) = 0;
154 virtual void setImagesEnabled(bool) = 0;
155 virtual void setInlineTextBoxAccessibilityEnabled(bool) = 0;
156 virtual void setJavaEnabled(bool) = 0;
157 virtual void setJavaScriptCanAccessClipboard(bool) = 0;
158 virtual void setJavaScriptCanOpenWindowsAutomatically(bool) = 0;
159 virtual void setJavaScriptEnabled(bool) = 0;
160 virtual void setLayerSquashingEnabled(bool) = 0;
161 virtual void setLoadsImagesAutomatically(bool) = 0;
162 virtual void setLoadWithOverviewMode(bool) = 0;
163 virtual void setLocalStorageEnabled(bool) = 0;
164 virtual void setMainFrameClipsContent(bool) = 0;
165 virtual void setMainFrameResizesAreOrientationChanges(bool) = 0;
166 virtual void setMaxTouchPoints(int) = 0;
167 virtual void setMediaControlsOverlayPlayButtonEnabled(bool) = 0;
168 virtual void setMediaPlaybackRequiresUserGesture(bool) = 0;
169 virtual void setMinimumAccelerated2dCanvasSize(int) = 0;
170 virtual void setMinimumFontSize(int) = 0;
171 virtual void setMinimumLogicalFontSize(int) = 0;
172 virtual void setMockScrollbarsEnabled(bool) = 0;
173 virtual void setOfflineWebApplicationCacheEnabled(bool) = 0;
174 virtual void setOpenGLMultisamplingEnabled(bool) = 0;
175 virtual void setPasswordEchoDurationInSeconds(double) = 0;
176 virtual void setPasswordEchoEnabled(bool) = 0;
177 virtual void setPerTilePaintingEnabled(bool) = 0;
178 virtual void setPictographFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
179 virtual void setPinchOverlayScrollbarThickness(int) = 0;
180 virtual void setPinchVirtualViewportEnabled(bool) = 0;
181 virtual void setPluginsEnabled(bool) = 0;
182 virtual void setAvailablePointerTypes(int) = 0;
183 virtual void setPrimaryPointerType(PointerType) = 0;
184 virtual void setAvailableHoverTypes(int) = 0;
185 virtual void setPrimaryHoverType(HoverType) = 0;
186 virtual void setRenderVSyncNotificationEnabled(bool) = 0;
187 virtual void setReportScreenSizeInPhysicalPixelsQuirk(bool) = 0;
188 virtual void setRootLayerScrolls(bool) = 0;
189 virtual void setSansSerifFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
190 virtual void setSelectTrailingWhitespaceEnabled(bool) = 0;
191 virtual void setSelectionIncludesAltImageText(bool) = 0;
192 virtual void setSerifFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
193 virtual void setShouldPrintBackgrounds(bool) = 0;
194 virtual void setShouldClearDocumentBackground(bool) = 0;
195 virtual void setShouldRespectImageOrientation(bool) = 0;
196 virtual void setShowFPSCounter(bool) = 0;
197 virtual void setShowPaintRects(bool) = 0;
198 virtual void setShrinksStandaloneImagesToFit(bool) = 0;
199 virtual void setShrinksViewportContentToFit(bool) = 0;
200 virtual void setSmartInsertDeleteEnabled(bool) = 0;
201 // Spatial navigation feature, when enabled, improves the experience
202 // of keyboard-controlling the web pages which originally were not designed
203 // for keyboard navigation. It allows to use arrow keys to move focus between
204 // the adjacent HTML elements. As a side effect, it extends the criteria for
205 // elements to be focusable to include any element which has click or keyboard
206 // event handlers specified. User can also trigger click handlers for such
207 // elements using SPACE or ENTER keys.
208 virtual void setSpatialNavigationEnabled(bool) = 0;
209 virtual void setStandardFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
210 virtual void setSupportDeprecatedTargetDensityDPI(bool) = 0;
211 virtual void setSupportsMultipleWindows(bool) = 0;
212 virtual void setSyncXHRInDocumentsEnabled(bool) = 0;
213 virtual void setTextAreasAreResizable(bool) = 0;
214 virtual void setTextAutosizingEnabled(bool) = 0;
215 virtual void setAccessibilityFontScaleFactor(float) = 0;
216 virtual void setThreadedScrollingEnabled(bool) = 0;
217 virtual void setTouchDragDropEnabled(bool) = 0;
218 virtual void setTouchEditingEnabled(bool) = 0;
219 virtual void setUnifiedTextCheckerEnabled(bool) = 0;
220 virtual void setUnsafePluginPastingEnabled(bool) = 0;
221 virtual void setUseLegacyBackgroundSizeShorthandBehavior(bool) = 0;
222 virtual void setUseSolidColorScrollbars(bool) = 0;
223 virtual void setUseWideViewport(bool) = 0;
224 virtual void setUsesEncodingDetector(bool) = 0;
225 virtual void setV8CacheOptions(V8CacheOptions) = 0;
226 virtual void setV8ScriptStreamingEnabled(bool) = 0;
227 virtual void setV8ScriptStreamingMode(V8ScriptStreamingMode) = 0;
228 virtual void setValidationMessageTimerMagnification(int) = 0;
229 virtual void setViewportEnabled(bool) = 0;
230 virtual void setViewportMetaEnabled(bool) = 0;
231 virtual void setViewportMetaLayoutSizeQuirk(bool) = 0;
232 virtual void setViewportMetaMergeContentQuirk(bool) = 0;
233 virtual void setViewportMetaNonUserScalableQuirk(bool) = 0;
234 virtual void setViewportMetaZeroValuesQuirk(bool) = 0;
235 virtual void setWebAudioEnabled(bool) = 0;
236 virtual void setWebGLErrorsToConsoleEnabled(bool) = 0;
237 virtual void setWebSecurityEnabled(bool) = 0;
238 virtual void setWideViewportQuirkEnabled(bool) = 0;
239 virtual void setXSSAuditorEnabled(bool) = 0;