15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 2000 Simon Hausmann <hausmann@kde.org> 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2006, 2008 Apple Inc. All rights reserved. 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful, 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details. 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB. If not, write to 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA. 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef RenderFrameSet_h 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define RenderFrameSet_h 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderBox.h" 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 28c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 307757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdochclass HTMLDimension; 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class HTMLFrameSetElement; 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class MouseEvent; 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)enum FrameEdge { LeftFrameEdge, RightFrameEdge, TopFrameEdge, BottomFrameEdge }; 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)struct FrameEdgeInfo { 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) FrameEdgeInfo(bool preventResize = false, bool allowBorder = true) 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_preventResize(4) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_allowBorder(4) 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_preventResize.fill(preventResize); 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_allowBorder.fill(allowBorder); 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool preventResize(FrameEdge edge) const { return m_preventResize[edge]; } 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool allowBorder(FrameEdge edge) const { return m_allowBorder[edge]; } 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setPreventResize(FrameEdge edge, bool preventResize) { m_preventResize[edge] = preventResize; } 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setAllowBorder(FrameEdge edge, bool allowBorder) { m_allowBorder[edge] = allowBorder; } 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<bool> m_preventResize; 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<bool> m_allowBorder; 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 5653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)class RenderFrameSet FINAL : public RenderBox { 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderFrameSet(HTMLFrameSetElement*); 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual ~RenderFrameSet(); 60e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) virtual void trace(Visitor*) OVERRIDE; 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject* firstChild() const { ASSERT(children() == virtualChildren()); return children()->firstChild(); } 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject* lastChild() const { ASSERT(children() == virtualChildren()); return children()->lastChild(); } 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 65d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) // If you have a RenderFrameSet, use firstChild or lastChild instead. 66d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) void slowFirstChild() const WTF_DELETED_FUNCTION; 67d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) void slowLastChild() const WTF_DELETED_FUNCTION; 68d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const RenderObjectChildList* children() const { return &m_children; } 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObjectChildList* children() { return &m_children; } 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) FrameEdgeInfo edgeInfo() const; 735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool userResize(MouseEvent*); 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool canResizeRow(const IntPoint&) const; 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool canResizeColumn(const IntPoint&) const; 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void notifyFrameEdgeInfoChanged(); 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static const int noSplit = -1; 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) class GridAxis { 855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) WTF_MAKE_NONCOPYABLE(GridAxis); 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) public: 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GridAxis(); 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void resize(int); 89926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<int> m_sizes; 915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<int> m_deltas; 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<bool> m_preventResize; 935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<bool> m_allowBorder; 945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int m_splitBeingResized; 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int m_splitResizeOffset; 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) }; 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 9809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual RenderObjectChildList* virtualChildren() OVERRIDE { return children(); } 9909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const RenderObjectChildList* virtualChildren() const OVERRIDE { return children(); } 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 10109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const char* renderName() const OVERRIDE { return "RenderFrameSet"; } 10209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool isFrameSet() const OVERRIDE { return true; } 1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 10409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void layout() OVERRIDE; 10509380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void paint(PaintInfo&, const LayoutPoint&) OVERRIDE; 106197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch virtual void computePreferredLogicalWidths() OVERRIDE; 10709380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool isChildAllowed(RenderObject*, RenderStyle*) const OVERRIDE; 10809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual CursorDirective getCursor(const LayoutPoint&, Cursor&) const OVERRIDE; 1095c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) inline HTMLFrameSetElement* frameSet() const; 1115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setIsResizing(bool); 1135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1147757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch void layOutAxis(GridAxis&, const Vector<HTMLDimension>&, int availableSpace); 1155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void computeEdgeInfo(); 1165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void fillFromEdgeInfo(const FrameEdgeInfo& edgeInfo, int r, int c); 1175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void positionFrames(); 1185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int splitPosition(const GridAxis&, int split) const; 1205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int hitTestSplit(const GridAxis&, int position) const; 1215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void startResizing(GridAxis&, int position); 1235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void continueResizing(GridAxis&, int position); 1245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void paintRowBorder(const PaintInfo&, const IntRect&); 1265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void paintColumnBorder(const PaintInfo&, const IntRect&); 1275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObjectChildList m_children; 1295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GridAxis m_rows; 1315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GridAxis m_cols; 1325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_isResizing; 1345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_isChildResizing; 1355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 1365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 137bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles)DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderFrameSet, isFrameSet()); 1385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 139c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 1405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // RenderFrameSet_h 142