gecko-dev/layout/xul/grid/nsGridRowLayout.cpp
Alex Vincent 0d2a433c21 Bug 833879 - Move layout/xul/base/src/tree/ to layout/xul/tree, layout/xul/base/src/grid to layout/xul/grid. r=roc
--HG--
rename : layout/xul/base/src/grid/Makefile.in => layout/xul/grid/Makefile.in
rename : layout/xul/base/src/grid/crashtests/306911-crash.xul => layout/xul/grid/crashtests/306911-crash.xul
rename : layout/xul/base/src/grid/crashtests/306911-grid-testcases.xul => layout/xul/grid/crashtests/306911-grid-testcases.xul
rename : layout/xul/base/src/grid/crashtests/306911-grid-testcases2.xul => layout/xul/grid/crashtests/306911-grid-testcases2.xul
rename : layout/xul/base/src/grid/crashtests/311710-1.xul => layout/xul/grid/crashtests/311710-1.xul
rename : layout/xul/base/src/grid/crashtests/312784-1.xul => layout/xul/grid/crashtests/312784-1.xul
rename : layout/xul/base/src/grid/crashtests/313173-1-inner.xul => layout/xul/grid/crashtests/313173-1-inner.xul
rename : layout/xul/base/src/grid/crashtests/313173-1.html => layout/xul/grid/crashtests/313173-1.html
rename : layout/xul/base/src/grid/crashtests/321066-1.xul => layout/xul/grid/crashtests/321066-1.xul
rename : layout/xul/base/src/grid/crashtests/321073-1.xul => layout/xul/grid/crashtests/321073-1.xul
rename : layout/xul/base/src/grid/crashtests/382750-1.xul => layout/xul/grid/crashtests/382750-1.xul
rename : layout/xul/base/src/grid/crashtests/400790-1.xul => layout/xul/grid/crashtests/400790-1.xul
rename : layout/xul/base/src/grid/crashtests/423802-crash.xul => layout/xul/grid/crashtests/423802-crash.xul
rename : layout/xul/base/src/grid/crashtests/crashtests.list => layout/xul/grid/crashtests/crashtests.list
rename : layout/xul/base/src/grid/examples/borderedcolumns.xul => layout/xul/grid/examples/borderedcolumns.xul
rename : layout/xul/base/src/grid/examples/borderedrowscolumns.xul => layout/xul/grid/examples/borderedrowscolumns.xul
rename : layout/xul/base/src/grid/examples/borderedrowscolumns2.xul => layout/xul/grid/examples/borderedrowscolumns2.xul
rename : layout/xul/base/src/grid/examples/borderedrowscolumns3.xul => layout/xul/grid/examples/borderedrowscolumns3.xul
rename : layout/xul/base/src/grid/examples/bordermargincolumns1.xul => layout/xul/grid/examples/bordermargincolumns1.xul
rename : layout/xul/base/src/grid/examples/collapsetest.xul => layout/xul/grid/examples/collapsetest.xul
rename : layout/xul/base/src/grid/examples/divcolumngrid.xul => layout/xul/grid/examples/divcolumngrid.xul
rename : layout/xul/base/src/grid/examples/divrowgrid.xul => layout/xul/grid/examples/divrowgrid.xul
rename : layout/xul/base/src/grid/examples/dynamicgrid.xul => layout/xul/grid/examples/dynamicgrid.xul
rename : layout/xul/base/src/grid/examples/flexgroupgrid.xul => layout/xul/grid/examples/flexgroupgrid.xul
rename : layout/xul/base/src/grid/examples/javascriptappend.xul => layout/xul/grid/examples/javascriptappend.xul
rename : layout/xul/base/src/grid/examples/jumpygrid.xul => layout/xul/grid/examples/jumpygrid.xul
rename : layout/xul/base/src/grid/examples/nestedrows.xul => layout/xul/grid/examples/nestedrows.xul
rename : layout/xul/base/src/grid/examples/rowspan.xul => layout/xul/grid/examples/rowspan.xul
rename : layout/xul/base/src/grid/examples/scrollingcolumns.xul => layout/xul/grid/examples/scrollingcolumns.xul
rename : layout/xul/base/src/grid/examples/scrollingrows.xul => layout/xul/grid/examples/scrollingrows.xul
rename : layout/xul/base/src/grid/examples/splitter.xul => layout/xul/grid/examples/splitter.xul
rename : layout/xul/base/src/grid/nsGrid.cpp => layout/xul/grid/nsGrid.cpp
rename : layout/xul/base/src/grid/nsGrid.h => layout/xul/grid/nsGrid.h
rename : layout/xul/base/src/grid/nsGridCell.cpp => layout/xul/grid/nsGridCell.cpp
rename : layout/xul/base/src/grid/nsGridCell.h => layout/xul/grid/nsGridCell.h
rename : layout/xul/base/src/grid/nsGridLayout2.cpp => layout/xul/grid/nsGridLayout2.cpp
rename : layout/xul/base/src/grid/nsGridLayout2.h => layout/xul/grid/nsGridLayout2.h
rename : layout/xul/base/src/grid/nsGridRow.cpp => layout/xul/grid/nsGridRow.cpp
rename : layout/xul/base/src/grid/nsGridRow.h => layout/xul/grid/nsGridRow.h
rename : layout/xul/base/src/grid/nsGridRowGroupFrame.cpp => layout/xul/grid/nsGridRowGroupFrame.cpp
rename : layout/xul/base/src/grid/nsGridRowGroupFrame.h => layout/xul/grid/nsGridRowGroupFrame.h
rename : layout/xul/base/src/grid/nsGridRowGroupLayout.cpp => layout/xul/grid/nsGridRowGroupLayout.cpp
rename : layout/xul/base/src/grid/nsGridRowGroupLayout.h => layout/xul/grid/nsGridRowGroupLayout.h
rename : layout/xul/base/src/grid/nsGridRowLayout.cpp => layout/xul/grid/nsGridRowLayout.cpp
rename : layout/xul/base/src/grid/nsGridRowLayout.h => layout/xul/grid/nsGridRowLayout.h
rename : layout/xul/base/src/grid/nsGridRowLeafFrame.cpp => layout/xul/grid/nsGridRowLeafFrame.cpp
rename : layout/xul/base/src/grid/nsGridRowLeafFrame.h => layout/xul/grid/nsGridRowLeafFrame.h
rename : layout/xul/base/src/grid/nsGridRowLeafLayout.cpp => layout/xul/grid/nsGridRowLeafLayout.cpp
rename : layout/xul/base/src/grid/nsGridRowLeafLayout.h => layout/xul/grid/nsGridRowLeafLayout.h
rename : layout/xul/base/src/grid/nsIGridPart.h => layout/xul/grid/nsIGridPart.h
rename : layout/xul/base/src/grid/reftests/column-sizing-1-ref.xul => layout/xul/grid/reftests/column-sizing-1-ref.xul
rename : layout/xul/base/src/grid/reftests/column-sizing-1.xul => layout/xul/grid/reftests/column-sizing-1.xul
rename : layout/xul/base/src/grid/reftests/not-full-basic-ref.xhtml => layout/xul/grid/reftests/not-full-basic-ref.xhtml
rename : layout/xul/base/src/grid/reftests/not-full-basic.xul => layout/xul/grid/reftests/not-full-basic.xul
rename : layout/xul/base/src/grid/reftests/not-full-grid-pack-align.xul => layout/xul/grid/reftests/not-full-grid-pack-align.xul
rename : layout/xul/base/src/grid/reftests/not-full-row-group-align-ref.xhtml => layout/xul/grid/reftests/not-full-row-group-align-ref.xhtml
rename : layout/xul/base/src/grid/reftests/not-full-row-group-align.xul => layout/xul/grid/reftests/not-full-row-group-align.xul
rename : layout/xul/base/src/grid/reftests/not-full-row-group-direction-ref.xhtml => layout/xul/grid/reftests/not-full-row-group-direction-ref.xhtml
rename : layout/xul/base/src/grid/reftests/not-full-row-group-direction.xul => layout/xul/grid/reftests/not-full-row-group-direction.xul
rename : layout/xul/base/src/grid/reftests/not-full-row-group-pack-ref.xhtml => layout/xul/grid/reftests/not-full-row-group-pack-ref.xhtml
rename : layout/xul/base/src/grid/reftests/not-full-row-group-pack.xul => layout/xul/grid/reftests/not-full-row-group-pack.xul
rename : layout/xul/base/src/grid/reftests/not-full-row-leaf-align.xul => layout/xul/grid/reftests/not-full-row-leaf-align.xul
rename : layout/xul/base/src/grid/reftests/not-full-row-leaf-direction.xul => layout/xul/grid/reftests/not-full-row-leaf-direction.xul
rename : layout/xul/base/src/grid/reftests/not-full-row-leaf-pack-ref.xhtml => layout/xul/grid/reftests/not-full-row-leaf-pack-ref.xhtml
rename : layout/xul/base/src/grid/reftests/not-full-row-leaf-pack.xul => layout/xul/grid/reftests/not-full-row-leaf-pack.xul
rename : layout/xul/base/src/grid/reftests/reftest.list => layout/xul/grid/reftests/reftest.list
rename : layout/xul/base/src/grid/reftests/row-or-column-sizing-1.xul => layout/xul/grid/reftests/row-or-column-sizing-1.xul
rename : layout/xul/base/src/grid/reftests/row-or-column-sizing-2.xul => layout/xul/grid/reftests/row-or-column-sizing-2.xul
rename : layout/xul/base/src/grid/reftests/row-or-column-sizing-3.xul => layout/xul/grid/reftests/row-or-column-sizing-3.xul
rename : layout/xul/base/src/grid/reftests/row-or-column-sizing-4.xul => layout/xul/grid/reftests/row-or-column-sizing-4.xul
rename : layout/xul/base/src/grid/reftests/row-sizing-1-ref.xul => layout/xul/grid/reftests/row-sizing-1-ref.xul
rename : layout/xul/base/src/grid/reftests/row-sizing-1.xul => layout/xul/grid/reftests/row-sizing-1.xul
rename : layout/xul/base/src/grid/reftests/scrollable-columns-ref.xhtml => layout/xul/grid/reftests/scrollable-columns-ref.xhtml
rename : layout/xul/base/src/grid/reftests/scrollable-columns.xul => layout/xul/grid/reftests/scrollable-columns.xul
rename : layout/xul/base/src/grid/reftests/scrollable-rows-ref.xhtml => layout/xul/grid/reftests/scrollable-rows-ref.xhtml
rename : layout/xul/base/src/grid/reftests/scrollable-rows.xul => layout/xul/grid/reftests/scrollable-rows.xul
rename : layout/xul/base/src/grid/reftests/sizing-2d-ref.xul => layout/xul/grid/reftests/sizing-2d-ref.xul
rename : layout/xul/base/src/grid/reftests/sizing-2d.xul => layout/xul/grid/reftests/sizing-2d.xul
rename : layout/xul/base/src/grid/reftests/z-order-1-ref.xul => layout/xul/grid/reftests/z-order-1-ref.xul
rename : layout/xul/base/src/grid/reftests/z-order-1.xul => layout/xul/grid/reftests/z-order-1.xul
rename : layout/xul/base/src/grid/reftests/z-order-2-ref.xul => layout/xul/grid/reftests/z-order-2-ref.xul
rename : layout/xul/base/src/grid/reftests/z-order-2.xul => layout/xul/grid/reftests/z-order-2.xul
rename : layout/xul/base/src/tree/src/Makefile.in => layout/xul/tree/Makefile.in
rename : layout/xul/base/src/tree/src/crashtests/307298-1.xul => layout/xul/tree/crashtests/307298-1.xul
rename : layout/xul/base/src/tree/src/crashtests/309732-1.xul => layout/xul/tree/crashtests/309732-1.xul
rename : layout/xul/base/src/tree/src/crashtests/309732-2.xul => layout/xul/tree/crashtests/309732-2.xul
rename : layout/xul/base/src/tree/src/crashtests/366583-1.xul => layout/xul/tree/crashtests/366583-1.xul
rename : layout/xul/base/src/tree/src/crashtests/380217-1.xul => layout/xul/tree/crashtests/380217-1.xul
rename : layout/xul/base/src/tree/src/crashtests/382444-1-inner.html => layout/xul/tree/crashtests/382444-1-inner.html
rename : layout/xul/base/src/tree/src/crashtests/382444-1.html => layout/xul/tree/crashtests/382444-1.html
rename : layout/xul/base/src/tree/src/crashtests/391178-1.xhtml => layout/xul/tree/crashtests/391178-1.xhtml
rename : layout/xul/base/src/tree/src/crashtests/391178-2.xul => layout/xul/tree/crashtests/391178-2.xul
rename : layout/xul/base/src/tree/src/crashtests/393665-1.xul => layout/xul/tree/crashtests/393665-1.xul
rename : layout/xul/base/src/tree/src/crashtests/399227-1.xul => layout/xul/tree/crashtests/399227-1.xul
rename : layout/xul/base/src/tree/src/crashtests/399227-2.xul => layout/xul/tree/crashtests/399227-2.xul
rename : layout/xul/base/src/tree/src/crashtests/399692-1.xhtml => layout/xul/tree/crashtests/399692-1.xhtml
rename : layout/xul/base/src/tree/src/crashtests/399715-1.xhtml => layout/xul/tree/crashtests/399715-1.xhtml
rename : layout/xul/base/src/tree/src/crashtests/409807-1.xul => layout/xul/tree/crashtests/409807-1.xul
rename : layout/xul/base/src/tree/src/crashtests/414170-1.xul => layout/xul/tree/crashtests/414170-1.xul
rename : layout/xul/base/src/tree/src/crashtests/430394-1.xul => layout/xul/tree/crashtests/430394-1.xul
rename : layout/xul/base/src/tree/src/crashtests/454186-1.xul => layout/xul/tree/crashtests/454186-1.xul
rename : layout/xul/base/src/tree/src/crashtests/479931-1.xhtml => layout/xul/tree/crashtests/479931-1.xhtml
rename : layout/xul/base/src/tree/src/crashtests/509602-1-overlay.xul => layout/xul/tree/crashtests/509602-1-overlay.xul
rename : layout/xul/base/src/tree/src/crashtests/509602-1.xul => layout/xul/tree/crashtests/509602-1.xul
rename : layout/xul/base/src/tree/src/crashtests/601427.html => layout/xul/tree/crashtests/601427.html
rename : layout/xul/base/src/tree/src/crashtests/crashtests.list => layout/xul/tree/crashtests/crashtests.list
rename : layout/xul/base/src/tree/public/nsITreeBoxObject.idl => layout/xul/tree/nsITreeBoxObject.idl
rename : layout/xul/base/src/tree/public/nsITreeColumns.idl => layout/xul/tree/nsITreeColumns.idl
rename : layout/xul/base/src/tree/public/nsITreeContentView.idl => layout/xul/tree/nsITreeContentView.idl
rename : layout/xul/base/src/tree/public/nsITreeSelection.idl => layout/xul/tree/nsITreeSelection.idl
rename : layout/xul/base/src/tree/public/nsITreeView.idl => layout/xul/tree/nsITreeView.idl
rename : layout/xul/base/src/tree/src/nsTreeBodyFrame.cpp => layout/xul/tree/nsTreeBodyFrame.cpp
rename : layout/xul/base/src/tree/src/nsTreeBodyFrame.h => layout/xul/tree/nsTreeBodyFrame.h
rename : layout/xul/base/src/tree/src/nsTreeBoxObject.cpp => layout/xul/tree/nsTreeBoxObject.cpp
rename : layout/xul/base/src/tree/src/nsTreeBoxObject.h => layout/xul/tree/nsTreeBoxObject.h
rename : layout/xul/base/src/tree/src/nsTreeColFrame.cpp => layout/xul/tree/nsTreeColFrame.cpp
rename : layout/xul/base/src/tree/src/nsTreeColFrame.h => layout/xul/tree/nsTreeColFrame.h
rename : layout/xul/base/src/tree/src/nsTreeColumns.cpp => layout/xul/tree/nsTreeColumns.cpp
rename : layout/xul/base/src/tree/src/nsTreeColumns.h => layout/xul/tree/nsTreeColumns.h
rename : layout/xul/base/src/tree/src/nsTreeContentView.cpp => layout/xul/tree/nsTreeContentView.cpp
rename : layout/xul/base/src/tree/src/nsTreeContentView.h => layout/xul/tree/nsTreeContentView.h
rename : layout/xul/base/src/tree/src/nsTreeImageListener.cpp => layout/xul/tree/nsTreeImageListener.cpp
rename : layout/xul/base/src/tree/src/nsTreeImageListener.h => layout/xul/tree/nsTreeImageListener.h
rename : layout/xul/base/src/tree/src/nsTreeSelection.cpp => layout/xul/tree/nsTreeSelection.cpp
rename : layout/xul/base/src/tree/src/nsTreeSelection.h => layout/xul/tree/nsTreeSelection.h
rename : layout/xul/base/src/tree/src/nsTreeStyleCache.cpp => layout/xul/tree/nsTreeStyleCache.cpp
rename : layout/xul/base/src/tree/src/nsTreeStyleCache.h => layout/xul/tree/nsTreeStyleCache.h
rename : layout/xul/base/src/tree/src/nsTreeUtils.cpp => layout/xul/tree/nsTreeUtils.cpp
rename : layout/xul/base/src/tree/src/nsTreeUtils.h => layout/xul/tree/nsTreeUtils.h
2013-02-04 07:11:49 -05:00

194 lines
4.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//
// Eric Vaughan
// Netscape Communications
//
// See documentation in associated header file
//
#include "nsGridRowLayout.h"
#include "nsBoxLayoutState.h"
#include "nsIScrollableFrame.h"
#include "nsBox.h"
#include "nsStackLayout.h"
#include "nsGrid.h"
nsGridRowLayout::nsGridRowLayout():nsSprocketLayout()
{
}
void
nsGridRowLayout::ChildrenInserted(nsIFrame* aBox, nsBoxLayoutState& aState,
nsIFrame* aPrevBox,
const nsFrameList::Slice& aNewChildren)
{
ChildAddedOrRemoved(aBox, aState);
}
void
nsGridRowLayout::ChildrenAppended(nsIFrame* aBox, nsBoxLayoutState& aState,
const nsFrameList::Slice& aNewChildren)
{
ChildAddedOrRemoved(aBox, aState);
}
void
nsGridRowLayout::ChildrenRemoved(nsIFrame* aBox, nsBoxLayoutState& aState, nsIFrame* aChildList)
{
ChildAddedOrRemoved(aBox, aState);
}
void
nsGridRowLayout::ChildrenSet(nsIFrame* aBox, nsBoxLayoutState& aState, nsIFrame* aChildList)
{
ChildAddedOrRemoved(aBox, aState);
}
nsIGridPart*
nsGridRowLayout::GetParentGridPart(nsIFrame* aBox, nsIFrame** aParentBox)
{
// go up and find our parent gridRow. Skip and non gridRow
// parents.
*aParentBox = nullptr;
// walk up through any scrollboxes
aBox = nsGrid::GetScrollBox(aBox);
// get the parent
if (aBox)
aBox = aBox->GetParentBox();
if (aBox)
{
nsIGridPart* parentGridRow = nsGrid::GetPartFromBox(aBox);
if (parentGridRow && parentGridRow->CanContain(this)) {
*aParentBox = aBox;
return parentGridRow;
}
}
return nullptr;
}
nsGrid*
nsGridRowLayout::GetGrid(nsIFrame* aBox, int32_t* aIndex, nsGridRowLayout* aRequestor)
{
if (aRequestor == nullptr)
{
nsIFrame* parentBox; // nsIFrame is implemented by nsIFrame and is not refcounted.
nsIGridPart* parent = GetParentGridPart(aBox, &parentBox);
if (parent)
return parent->GetGrid(parentBox, aIndex, this);
return nullptr;
}
int32_t index = -1;
nsIFrame* child = aBox->GetChildBox();
int32_t count = 0;
while(child)
{
// if there is a scrollframe walk inside it to its child
nsIFrame* childBox = nsGrid::GetScrolledBox(child);
nsBoxLayout* layout = childBox->GetLayoutManager();
nsIGridPart* gridRow = nsGrid::GetPartFromBox(childBox);
if (gridRow)
{
if (layout == aRequestor) {
index = count;
break;
}
count += gridRow->GetRowCount();
} else
count++;
child = child->GetNextBox();
}
// if we didn't find ourselves then the tree isn't properly formed yet
// this could happen during initial construction so lets just
// fail.
if (index == -1) {
*aIndex = -1;
return nullptr;
}
(*aIndex) += index;
nsIFrame* parentBox; // nsIFrame is implemented by nsIFrame and is not refcounted.
nsIGridPart* parent = GetParentGridPart(aBox, &parentBox);
if (parent)
return parent->GetGrid(parentBox, aIndex, this);
return nullptr;
}
nsMargin
nsGridRowLayout::GetTotalMargin(nsIFrame* aBox, bool aIsHorizontal)
{
// get our parents margin
nsMargin margin(0,0,0,0);
nsIFrame* parent = nullptr;
nsIGridPart* part = GetParentGridPart(aBox, &parent);
if (part && parent) {
// if we are the first or last child walk upward and add margins.
// make sure we check for a scrollbox
aBox = nsGrid::GetScrollBox(aBox);
// see if we have a next to see if we are last
nsIFrame* next = aBox->GetNextBox();
// get the parent first child to see if we are first
nsIFrame* child = parent->GetChildBox();
margin = part->GetTotalMargin(parent, aIsHorizontal);
// if first or last
if (child == aBox || next == nullptr) {
// if it's not the first child remove the top margin
// we don't need it.
if (child != aBox)
{
if (aIsHorizontal)
margin.top = 0;
else
margin.left = 0;
}
// if it's not the last child remove the bottom margin
// we don't need it.
if (next != nullptr)
{
if (aIsHorizontal)
margin.bottom = 0;
else
margin.right = 0;
}
}
}
// add ours to it.
nsMargin ourMargin;
aBox->GetMargin(ourMargin);
margin += ourMargin;
return margin;
}
NS_IMPL_ADDREF_INHERITED(nsGridRowLayout, nsBoxLayout)
NS_IMPL_RELEASE_INHERITED(nsGridRowLayout, nsBoxLayout)
NS_INTERFACE_MAP_BEGIN(nsGridRowLayout)
NS_INTERFACE_MAP_ENTRY(nsIGridPart)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIGridPart)
NS_INTERFACE_MAP_END_INHERITING(nsBoxLayout)