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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /layout/xul/grid/nsGridRowLeafFrame.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'layout/xul/grid/nsGridRowLeafFrame.cpp')
-rw-r--r--layout/xul/grid/nsGridRowLeafFrame.cpp94
1 files changed, 94 insertions, 0 deletions
diff --git a/layout/xul/grid/nsGridRowLeafFrame.cpp b/layout/xul/grid/nsGridRowLeafFrame.cpp
new file mode 100644
index 000000000..e973877a4
--- /dev/null
+++ b/layout/xul/grid/nsGridRowLeafFrame.cpp
@@ -0,0 +1,94 @@
+/* -*- 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 "nsGridRowLeafFrame.h"
+#include "nsGridRowLeafLayout.h"
+#include "nsGridRow.h"
+#include "nsBoxLayoutState.h"
+#include "nsGridLayout2.h"
+
+already_AddRefed<nsBoxLayout> NS_NewGridRowLeafLayout();
+
+nsIFrame*
+NS_NewGridRowLeafFrame(nsIPresShell* aPresShell,
+ nsStyleContext* aContext)
+{
+ nsCOMPtr<nsBoxLayout> layout = NS_NewGridRowLeafLayout();
+ return new (aPresShell) nsGridRowLeafFrame(aContext, false, layout);
+}
+
+NS_IMPL_FRAMEARENA_HELPERS(nsGridRowLeafFrame)
+
+/*
+ * Our border and padding could be affected by our columns or rows.
+ * Let's go check it out.
+ */
+nsresult
+nsGridRowLeafFrame::GetXULBorderAndPadding(nsMargin& aBorderAndPadding)
+{
+ // if our columns have made our padding larger add it in.
+ nsresult rv = nsBoxFrame::GetXULBorderAndPadding(aBorderAndPadding);
+
+ nsIGridPart* part = nsGrid::GetPartFromBox(this);
+ if (!part)
+ return rv;
+
+ int32_t index = 0;
+ nsGrid* grid = part->GetGrid(this, &index);
+
+ if (!grid)
+ return rv;
+
+ bool isHorizontal = IsXULHorizontal();
+
+ int32_t firstIndex = 0;
+ int32_t lastIndex = 0;
+ nsGridRow* firstRow = nullptr;
+ nsGridRow* lastRow = nullptr;
+ grid->GetFirstAndLastRow(firstIndex, lastIndex, firstRow, lastRow, isHorizontal);
+
+ // only the first and last rows can be affected.
+ if (firstRow && firstRow->GetBox() == this) {
+
+ nscoord top = 0;
+ nscoord bottom = 0;
+ grid->GetRowOffsets(firstIndex, top, bottom, isHorizontal);
+
+ if (isHorizontal) {
+ if (top > aBorderAndPadding.top)
+ aBorderAndPadding.top = top;
+ } else {
+ if (top > aBorderAndPadding.left)
+ aBorderAndPadding.left = top;
+ }
+ }
+
+ if (lastRow && lastRow->GetBox() == this) {
+
+ nscoord top = 0;
+ nscoord bottom = 0;
+ grid->GetRowOffsets(lastIndex, top, bottom, isHorizontal);
+
+ if (isHorizontal) {
+ if (bottom > aBorderAndPadding.bottom)
+ aBorderAndPadding.bottom = bottom;
+ } else {
+ if (bottom > aBorderAndPadding.right)
+ aBorderAndPadding.right = bottom;
+ }
+
+ }
+
+ return rv;
+}
+
+