The Tor Browser / annotate

layout/tables/nsTableOuterFrame.h@deefc01c0e14 (annotated)

layout/tables/nsTableOuterFrame.h

Thu, 15 Jan 2015 21:03:48 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 21:03:48 +0100
branch
TOR_BUG_9701
changeset 11
deefc01c0e14
permissions
-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5 #ifndef nsTableOuterFrame_h__
michael@0 6 #define nsTableOuterFrame_h__
michael@0 7
michael@0 8 #include "mozilla/Attributes.h"
michael@0 9 #include "nscore.h"
michael@0 10 #include "nsContainerFrame.h"
michael@0 11 #include "nsCellMap.h"
michael@0 12 #include "nsBlockFrame.h"
michael@0 13 #include "nsTableFrame.h"
michael@0 14
michael@0 15 class nsTableCaptionFrame : public nsBlockFrame
michael@0 16 {
michael@0 17 public:
michael@0 18 NS_DECL_FRAMEARENA_HELPERS
michael@0 19
michael@0 20 // nsISupports
michael@0 21 virtual nsIAtom* GetType() const MOZ_OVERRIDE;
michael@0 22 friend nsIFrame* NS_NewTableCaptionFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0 23
michael@0 24 virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext,
michael@0 25 nsSize aCBSize, nscoord aAvailableWidth,
michael@0 26 nsSize aMargin, nsSize aBorder,
michael@0 27 nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE;
michael@0 28
michael@0 29 virtual nsIFrame* GetParentStyleContextFrame() const MOZ_OVERRIDE;
michael@0 30
michael@0 31 #ifdef ACCESSIBILITY
michael@0 32 virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE;
michael@0 33 #endif
michael@0 34
michael@0 35 #ifdef DEBUG_FRAME_DUMP
michael@0 36 virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
michael@0 37 #endif
michael@0 38
michael@0 39 protected:
michael@0 40 nsTableCaptionFrame(nsStyleContext* aContext);
michael@0 41 virtual ~nsTableCaptionFrame();
michael@0 42 };
michael@0 43
michael@0 44
michael@0 45 /* TODO
michael@0 46 1. decide if we'll allow subclassing. If so, decide which methods really need to be virtual.
michael@0 47 */
michael@0 48
michael@0 49 /**
michael@0 50 * main frame for an nsTable content object,
michael@0 51 * the nsTableOuterFrame contains 0 or one caption frame, and a nsTableFrame
michael@0 52 * pseudo-frame (referred to as the "inner frame').
michael@0 53 */
michael@0 54 class nsTableOuterFrame : public nsContainerFrame
michael@0 55 {
michael@0 56 public:
michael@0 57 NS_DECL_QUERYFRAME
michael@0 58 NS_DECL_FRAMEARENA_HELPERS
michael@0 59
michael@0 60 NS_DECL_QUERYFRAME_TARGET(nsTableOuterFrame)
michael@0 61
michael@0 62 /** instantiate a new instance of nsTableRowFrame.
michael@0 63 * @param aPresShell the pres shell for this frame
michael@0 64 *
michael@0 65 * @return the frame that was created
michael@0 66 */
michael@0 67 friend nsIFrame* NS_NewTableOuterFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0 68
michael@0 69 // nsIFrame overrides - see there for a description
michael@0 70
michael@0 71 virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE;
michael@0 72
michael@0 73 virtual nsresult SetInitialChildList(ChildListID aListID,
michael@0 74 nsFrameList& aChildList) MOZ_OVERRIDE;
michael@0 75
michael@0 76 virtual const nsFrameList& GetChildList(ChildListID aListID) const MOZ_OVERRIDE;
michael@0 77 virtual void GetChildLists(nsTArray<ChildList>* aLists) const MOZ_OVERRIDE;
michael@0 78
michael@0 79 virtual nsresult AppendFrames(ChildListID aListID,
michael@0 80 nsFrameList& aFrameList) MOZ_OVERRIDE;
michael@0 81
michael@0 82 virtual nsresult InsertFrames(ChildListID aListID,
michael@0 83 nsIFrame* aPrevFrame,
michael@0 84 nsFrameList& aFrameList) MOZ_OVERRIDE;
michael@0 85
michael@0 86 virtual nsresult RemoveFrame(ChildListID aListID,
michael@0 87 nsIFrame* aOldFrame) MOZ_OVERRIDE;
michael@0 88
michael@0 89 virtual nsIFrame* GetContentInsertionFrame() MOZ_OVERRIDE {
michael@0 90 return GetFirstPrincipalChild()->GetContentInsertionFrame();
michael@0 91 }
michael@0 92
michael@0 93 #ifdef ACCESSIBILITY
michael@0 94 virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE;
michael@0 95 #endif
michael@0 96
michael@0 97 virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
michael@0 98 const nsRect& aDirtyRect,
michael@0 99 const nsDisplayListSet& aLists) MOZ_OVERRIDE;
michael@0 100
michael@0 101 void BuildDisplayListForInnerTable(nsDisplayListBuilder* aBuilder,
michael@0 102 const nsRect& aDirtyRect,
michael@0 103 const nsDisplayListSet& aLists);
michael@0 104
michael@0 105 virtual nscoord GetBaseline() const MOZ_OVERRIDE;
michael@0 106
michael@0 107 virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
michael@0 108 virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
michael@0 109 virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext,
michael@0 110 nsSize aCBSize, nscoord aAvailableWidth,
michael@0 111 nsSize aMargin, nsSize aBorder,
michael@0 112 nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE;
michael@0 113
michael@0 114 /** process a reflow command for the table.
michael@0 115 * This involves reflowing the caption and the inner table.
michael@0 116 * @see nsIFrame::Reflow */
michael@0 117 virtual nsresult Reflow(nsPresContext* aPresContext,
michael@0 118 nsHTMLReflowMetrics& aDesiredSize,
michael@0 119 const nsHTMLReflowState& aReflowState,
michael@0 120 nsReflowStatus& aStatus) MOZ_OVERRIDE;
michael@0 121
michael@0 122 /**
michael@0 123 * Get the "type" of the frame
michael@0 124 *
michael@0 125 * @see nsGkAtoms::tableOuterFrame
michael@0 126 */
michael@0 127 virtual nsIAtom* GetType() const MOZ_OVERRIDE;
michael@0 128
michael@0 129 #ifdef DEBUG_FRAME_DUMP
michael@0 130 virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
michael@0 131 #endif
michael@0 132
michael@0 133 virtual nsIFrame* GetParentStyleContextFrame() const MOZ_OVERRIDE;
michael@0 134
michael@0 135 /**
michael@0 136 * Return the content for the cell at the given row and column.
michael@0 137 */
michael@0 138 nsIContent* GetCellAt(uint32_t aRowIdx, uint32_t aColIdx) const;
michael@0 139
michael@0 140 /**
michael@0 141 * Return the number of rows in the table.
michael@0 142 */
michael@0 143 int32_t GetRowCount() const
michael@0 144 {
michael@0 145 return InnerTableFrame()->GetRowCount();
michael@0 146 }
michael@0 147
michael@0 148 /**
michael@0 149 * Return the number of columns in the table.
michael@0 150 */
michael@0 151 int32_t GetColCount() const
michael@0 152 {
michael@0 153 return InnerTableFrame()->GetColCount();
michael@0 154 }
michael@0 155
michael@0 156 /**
michael@0 157 * Return the index of the cell at the given row and column.
michael@0 158 */
michael@0 159 int32_t GetIndexByRowAndColumn(int32_t aRowIdx, int32_t aColIdx) const
michael@0 160 {
michael@0 161 nsTableCellMap* cellMap = InnerTableFrame()->GetCellMap();
michael@0 162 if (!cellMap)
michael@0 163 return -1;
michael@0 164
michael@0 165 return cellMap->GetIndexByRowAndColumn(aRowIdx, aColIdx);
michael@0 166 }
michael@0 167
michael@0 168 /**
michael@0 169 * Get the row and column indices for the cell at the given index.
michael@0 170 */
michael@0 171 void GetRowAndColumnByIndex(int32_t aCellIdx, int32_t* aRowIdx,
michael@0 172 int32_t* aColIdx) const
michael@0 173 {
michael@0 174 *aRowIdx = *aColIdx = 0;
michael@0 175 nsTableCellMap* cellMap = InnerTableFrame()->GetCellMap();
michael@0 176 if (cellMap) {
michael@0 177 cellMap->GetRowAndColumnByIndex(aCellIdx, aRowIdx, aColIdx);
michael@0 178 }
michael@0 179 }
michael@0 180
michael@0 181 /**
michael@0 182 * return the frame for the cell at the given row and column.
michael@0 183 */
michael@0 184 nsTableCellFrame* GetCellFrameAt(uint32_t aRowIdx, uint32_t aColIdx) const
michael@0 185 {
michael@0 186 nsTableCellMap* map = InnerTableFrame()->GetCellMap();
michael@0 187 if (!map) {
michael@0 188 return nullptr;
michael@0 189 }
michael@0 190
michael@0 191 return map->GetCellInfoAt(aRowIdx, aColIdx);
michael@0 192 }
michael@0 193
michael@0 194 /**
michael@0 195 * Return the col span of the cell at the given row and column indices.
michael@0 196 */
michael@0 197 uint32_t GetEffectiveColSpanAt(uint32_t aRowIdx, uint32_t aColIdx) const
michael@0 198 {
michael@0 199 nsTableCellMap* map = InnerTableFrame()->GetCellMap();
michael@0 200 return map->GetEffectiveColSpan(aRowIdx, aColIdx);
michael@0 201 }
michael@0 202
michael@0 203 /**
michael@0 204 * Return the effective row span of the cell at the given row and column.
michael@0 205 */
michael@0 206 uint32_t GetEffectiveRowSpanAt(uint32_t aRowIdx, uint32_t aColIdx) const
michael@0 207 {
michael@0 208 nsTableCellMap* map = InnerTableFrame()->GetCellMap();
michael@0 209 return map->GetEffectiveRowSpan(aRowIdx, aColIdx);
michael@0 210 }
michael@0 211
michael@0 212 protected:
michael@0 213
michael@0 214
michael@0 215 nsTableOuterFrame(nsStyleContext* aContext);
michael@0 216 virtual ~nsTableOuterFrame();
michael@0 217
michael@0 218 void InitChildReflowState(nsPresContext& aPresContext,
michael@0 219 nsHTMLReflowState& aReflowState);
michael@0 220
michael@0 221 uint8_t GetCaptionSide(); // NS_STYLE_CAPTION_SIDE_* or NO_SIDE
michael@0 222
michael@0 223 bool HasSideCaption() {
michael@0 224 uint8_t captionSide = GetCaptionSide();
michael@0 225 return captionSide == NS_STYLE_CAPTION_SIDE_LEFT ||
michael@0 226 captionSide == NS_STYLE_CAPTION_SIDE_RIGHT;
michael@0 227 }
michael@0 228
michael@0 229 uint8_t GetCaptionVerticalAlign();
michael@0 230
michael@0 231 void SetDesiredSize(uint8_t aCaptionSide,
michael@0 232 const nsMargin& aInnerMargin,
michael@0 233 const nsMargin& aCaptionMargin,
michael@0 234 nscoord& aWidth,
michael@0 235 nscoord& aHeight);
michael@0 236
michael@0 237 nsresult GetCaptionOrigin(uint32_t aCaptionSide,
michael@0 238 const nsSize& aContainBlockSize,
michael@0 239 const nsSize& aInnerSize,
michael@0 240 const nsMargin& aInnerMargin,
michael@0 241 const nsSize& aCaptionSize,
michael@0 242 nsMargin& aCaptionMargin,
michael@0 243 nsPoint& aOrigin);
michael@0 244
michael@0 245 nsresult GetInnerOrigin(uint32_t aCaptionSide,
michael@0 246 const nsSize& aContainBlockSize,
michael@0 247 const nsSize& aCaptionSize,
michael@0 248 const nsMargin& aCaptionMargin,
michael@0 249 const nsSize& aInnerSize,
michael@0 250 nsMargin& aInnerMargin,
michael@0 251 nsPoint& aOrigin);
michael@0 252
michael@0 253 // reflow the child (caption or innertable frame)
michael@0 254 void OuterBeginReflowChild(nsPresContext* aPresContext,
michael@0 255 nsIFrame* aChildFrame,
michael@0 256 const nsHTMLReflowState& aOuterRS,
michael@0 257 void* aChildRSSpace,
michael@0 258 nscoord aAvailWidth);
michael@0 259
michael@0 260 nsresult OuterDoReflowChild(nsPresContext* aPresContext,
michael@0 261 nsIFrame* aChildFrame,
michael@0 262 const nsHTMLReflowState& aChildRS,
michael@0 263 nsHTMLReflowMetrics& aMetrics,
michael@0 264 nsReflowStatus& aStatus);
michael@0 265
michael@0 266 // Set the reflow metrics
michael@0 267 void UpdateReflowMetrics(uint8_t aCaptionSide,
michael@0 268 nsHTMLReflowMetrics& aMet,
michael@0 269 const nsMargin& aInnerMargin,
michael@0 270 const nsMargin& aCaptionMargin);
michael@0 271
michael@0 272 // Get the margin. aMarginNoAuto is aMargin, but with auto
michael@0 273 // margins set to 0
michael@0 274 void GetChildMargin(nsPresContext* aPresContext,
michael@0 275 const nsHTMLReflowState& aOuterRS,
michael@0 276 nsIFrame* aChildFrame,
michael@0 277 nscoord aAvailableWidth,
michael@0 278 nsMargin& aMargin);
michael@0 279
michael@0 280 virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0 281 {
michael@0 282 return nsContainerFrame::IsFrameOfType(aFlags &
michael@0 283 (~eCanContainOverflowContainers));
michael@0 284 }
michael@0 285
michael@0 286 nsTableFrame* InnerTableFrame() const {
michael@0 287 return static_cast<nsTableFrame*>(mFrames.FirstChild());
michael@0 288 }
michael@0 289
michael@0 290 private:
michael@0 291 nsFrameList mCaptionFrames;
michael@0 292 };
michael@0 293
michael@0 294 #endif

Mercurial Repository: The Tor Browser

Europalab SCM Repository Server

mercurial