1 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
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10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
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15 : * The Original Code is mozilla.org code.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Netscape Communications Corporation.
19 : * Portions created by the Initial Developer are Copyright (C) 1998
20 : * the Initial Developer. All Rights Reserved.
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22 : * Contributor(s):
23 : *
24 : * Alternatively, the contents of this file may be used under the terms of
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26 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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36 : * ***** END LICENSE BLOCK ***** */
37 : #include "nsCOMPtr.h"
38 : #include "nsTableColFrame.h"
39 : #include "nsTableFrame.h"
40 : #include "nsContainerFrame.h"
41 : #include "nsStyleContext.h"
42 : #include "nsStyleConsts.h"
43 : #include "nsPresContext.h"
44 : #include "nsGkAtoms.h"
45 : #include "nsCSSRendering.h"
46 : #include "nsIContent.h"
47 : #include "nsIDOMHTMLTableColElement.h"
48 :
49 : #define COL_TYPE_BITS (NS_FRAME_STATE_BIT(28) | \
50 : NS_FRAME_STATE_BIT(29) | \
51 : NS_FRAME_STATE_BIT(30) | \
52 : NS_FRAME_STATE_BIT(31))
53 : #define COL_TYPE_OFFSET 28
54 :
55 0 : nsTableColFrame::nsTableColFrame(nsStyleContext* aContext) :
56 0 : nsSplittableFrame(aContext)
57 : {
58 0 : SetColType(eColContent);
59 0 : ResetIntrinsics();
60 0 : ResetSpanIntrinsics();
61 0 : ResetFinalWidth();
62 0 : }
63 :
64 0 : nsTableColFrame::~nsTableColFrame()
65 : {
66 0 : }
67 :
68 : nsTableColType
69 0 : nsTableColFrame::GetColType() const
70 : {
71 0 : return (nsTableColType)((mState & COL_TYPE_BITS) >> COL_TYPE_OFFSET);
72 : }
73 :
74 : void
75 0 : nsTableColFrame::SetColType(nsTableColType aType)
76 : {
77 0 : NS_ASSERTION(aType != eColAnonymousCol ||
78 : (GetPrevContinuation() &&
79 : GetPrevContinuation()->GetNextContinuation() == this &&
80 : GetPrevContinuation()->GetNextSibling() == this),
81 : "spanned content cols must be continuations");
82 0 : PRUint32 type = aType - eColContent;
83 0 : mState |= (type << COL_TYPE_OFFSET);
84 0 : }
85 :
86 : /* virtual */ void
87 0 : nsTableColFrame::DidSetStyleContext(nsStyleContext* aOldStyleContext)
88 : {
89 0 : if (!aOldStyleContext) //avoid this on init
90 0 : return;
91 :
92 0 : nsTableFrame* tableFrame = nsTableFrame::GetTableFrame(this);
93 0 : if (tableFrame->IsBorderCollapse() &&
94 0 : tableFrame->BCRecalcNeeded(aOldStyleContext, GetStyleContext())) {
95 0 : nsIntRect damageArea(GetColIndex(), 0, 1, tableFrame->GetRowCount());
96 0 : tableFrame->AddBCDamageArea(damageArea);
97 : }
98 : }
99 :
100 0 : void nsTableColFrame::SetContinuousBCBorderWidth(PRUint8 aForSide,
101 : BCPixelSize aPixelValue)
102 : {
103 0 : switch (aForSide) {
104 : case NS_SIDE_TOP:
105 0 : mTopContBorderWidth = aPixelValue;
106 0 : return;
107 : case NS_SIDE_RIGHT:
108 0 : mRightContBorderWidth = aPixelValue;
109 0 : return;
110 : case NS_SIDE_BOTTOM:
111 0 : mBottomContBorderWidth = aPixelValue;
112 0 : return;
113 : default:
114 0 : NS_ERROR("invalid side arg");
115 : }
116 : }
117 :
118 0 : NS_METHOD nsTableColFrame::Reflow(nsPresContext* aPresContext,
119 : nsHTMLReflowMetrics& aDesiredSize,
120 : const nsHTMLReflowState& aReflowState,
121 : nsReflowStatus& aStatus)
122 : {
123 0 : DO_GLOBAL_REFLOW_COUNT("nsTableColFrame");
124 0 : DISPLAY_REFLOW(aPresContext, this, aReflowState, aDesiredSize, aStatus);
125 0 : aDesiredSize.width=0;
126 0 : aDesiredSize.height=0;
127 0 : const nsStyleVisibility* colVis = GetStyleVisibility();
128 0 : bool collapseCol = (NS_STYLE_VISIBILITY_COLLAPSE == colVis->mVisible);
129 0 : if (collapseCol) {
130 0 : nsTableFrame* tableFrame = nsTableFrame::GetTableFrame(this);
131 0 : tableFrame->SetNeedToCollapse(true);
132 : }
133 0 : aStatus = NS_FRAME_COMPLETE;
134 0 : NS_FRAME_SET_TRUNCATION(aStatus, aReflowState, aDesiredSize);
135 0 : return NS_OK;
136 : }
137 :
138 0 : PRInt32 nsTableColFrame::GetSpan()
139 : {
140 0 : return GetStyleTable()->mSpan;
141 : }
142 :
143 : #ifdef DEBUG
144 0 : void nsTableColFrame::Dump(PRInt32 aIndent)
145 : {
146 0 : char* indent = new char[aIndent + 1];
147 0 : if (!indent) return;
148 0 : for (PRInt32 i = 0; i < aIndent + 1; i++) {
149 0 : indent[i] = ' ';
150 : }
151 0 : indent[aIndent] = 0;
152 :
153 : printf("%s**START COL DUMP**\n%s colIndex=%d coltype=",
154 0 : indent, indent, mColIndex);
155 0 : nsTableColType colType = GetColType();
156 0 : switch (colType) {
157 : case eColContent:
158 0 : printf(" content ");
159 0 : break;
160 : case eColAnonymousCol:
161 0 : printf(" anonymous-column ");
162 0 : break;
163 : case eColAnonymousColGroup:
164 0 : printf(" anonymous-colgroup ");
165 0 : break;
166 : case eColAnonymousCell:
167 0 : printf(" anonymous-cell ");
168 0 : break;
169 : }
170 : printf("\nm:%d c:%d(%c) p:%f sm:%d sc:%d sp:%f f:%d",
171 : PRInt32(mMinCoord), PRInt32(mPrefCoord),
172 : mHasSpecifiedCoord ? 's' : 'u', mPrefPercent,
173 : PRInt32(mSpanMinCoord), PRInt32(mSpanPrefCoord),
174 : mSpanPrefPercent,
175 0 : PRInt32(GetFinalWidth()));
176 0 : printf("\n%s**END COL DUMP** ", indent);
177 0 : delete [] indent;
178 : }
179 : #endif
180 : /* ----- global methods ----- */
181 :
182 : nsTableColFrame*
183 0 : NS_NewTableColFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
184 : {
185 0 : return new (aPresShell) nsTableColFrame(aContext);
186 : }
187 :
188 0 : NS_IMPL_FRAMEARENA_HELPERS(nsTableColFrame)
189 :
190 : nsTableColFrame*
191 0 : nsTableColFrame::GetNextCol() const
192 : {
193 0 : nsIFrame* childFrame = GetNextSibling();
194 0 : while (childFrame) {
195 0 : if (nsGkAtoms::tableColFrame == childFrame->GetType()) {
196 0 : return (nsTableColFrame*)childFrame;
197 : }
198 0 : childFrame = childFrame->GetNextSibling();
199 : }
200 0 : return nsnull;
201 : }
202 :
203 : nsIAtom*
204 0 : nsTableColFrame::GetType() const
205 : {
206 0 : return nsGkAtoms::tableColFrame;
207 : }
208 :
209 : #ifdef DEBUG
210 : NS_IMETHODIMP
211 0 : nsTableColFrame::GetFrameName(nsAString& aResult) const
212 : {
213 0 : return MakeFrameName(NS_LITERAL_STRING("TableCol"), aResult);
214 : }
215 : #endif
216 :
217 : nsSplittableType
218 0 : nsTableColFrame::GetSplittableType() const
219 : {
220 0 : return NS_FRAME_NOT_SPLITTABLE;
221 : }
222 :
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