From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 widget/DimensionRequest.cpp | 120 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 widget/DimensionRequest.cpp

(limited to 'widget/DimensionRequest.cpp')

diff --git a/widget/DimensionRequest.cpp b/widget/DimensionRequest.cpp
new file mode 100644
index 0000000000..4f2f667643
--- /dev/null
+++ b/widget/DimensionRequest.cpp
@@ -0,0 +1,120 @@
+/* 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/. */
+
+#include "DimensionRequest.h"
+
+#include "nsIBaseWindow.h"
+#include "nsIDocShellTreeOwner.h"
+#include "mozilla/Try.h"
+
+namespace mozilla {
+
+nsresult DimensionRequest::SupplementFrom(nsIBaseWindow* aSource) {
+  NS_ENSURE_ARG_POINTER(aSource);
+  int32_t x = 0, y = 0, width = 0, height = 0;
+
+  bool needsPosition = mX.isSome() != mY.isSome();
+  bool needsSize = mWidth.isSome() != mHeight.isSome();
+
+  if (!needsPosition && !needsSize) {
+    return NS_OK;
+  }
+
+  MOZ_TRY(aSource->GetDimensions(mDimensionKind, needsPosition ? &x : nullptr,
+                                 needsPosition ? &y : nullptr,
+                                 needsSize ? &width : nullptr,
+                                 needsSize ? &height : nullptr));
+
+  if (needsPosition) {
+    if (mX.isNothing()) {
+      mX.emplace(x);
+    }
+    if (mY.isNothing()) {
+      mY.emplace(y);
+    }
+  }
+  if (needsSize) {
+    if (mWidth.isNothing()) {
+      mWidth.emplace(width);
+    }
+    if (mHeight.isNothing()) {
+      mHeight.emplace(height);
+    }
+  }
+
+  MOZ_ASSERT(mX.isSome() == mY.isSome());
+  MOZ_ASSERT(mWidth.isSome() == mHeight.isSome());
+  return NS_OK;
+}
+
+nsresult DimensionRequest::ApplyOuterTo(nsIBaseWindow* aTarget) {
+  NS_ENSURE_ARG_POINTER(aTarget);
+  MOZ_ASSERT(mX.isSome() == mY.isSome(),
+             "Missing dimensions should have been completed.");
+  MOZ_ASSERT(mWidth.isSome() == mHeight.isSome(),
+             "Missing dimensions should have been completed.");
+  if (mDimensionKind != DimensionKind::Outer) {
+    MOZ_ASSERT_UNREACHABLE("Expected outer dimensions.");
+    return NS_ERROR_UNEXPECTED;
+  }
+
+  bool havePosition = mX.isSome() && mY.isSome();
+  bool haveSize = mWidth.isSome() && mHeight.isSome();
+
+  if (!havePosition && !haveSize) {
+    return NS_OK;
+  }
+
+  if (havePosition && haveSize) {
+    return aTarget->SetPositionAndSize(*mX, *mY, *mWidth, *mHeight, true);
+  }
+
+  if (havePosition) {
+    return aTarget->SetPosition(*mX, *mY);
+  }
+
+  if (haveSize) {
+    return aTarget->SetSize(*mWidth, *mHeight, true);
+  }
+
+  MOZ_ASSERT_UNREACHABLE();
+  return NS_ERROR_UNEXPECTED;
+}
+
+nsresult DimensionRequest::ApplyInnerTo(nsIDocShellTreeOwner* aTarget,
+                                        bool aAsRootShell) {
+  NS_ENSURE_ARG_POINTER(aTarget);
+  MOZ_ASSERT(mX.isSome() == mY.isSome(),
+             "Missing dimensions should have been completed.");
+  MOZ_ASSERT(mWidth.isSome() == mHeight.isSome(),
+             "Missing dimensions should have been completed.");
+  if (mDimensionKind != DimensionKind::Inner) {
+    MOZ_ASSERT_UNREACHABLE("Expected inner dimensions.");
+    return NS_ERROR_UNEXPECTED;
+  }
+
+  bool havePosition = mX.isSome() && mY.isSome();
+  bool haveSize = mWidth.isSome() && mHeight.isSome();
+
+  if (!havePosition && !haveSize) {
+    return NS_OK;
+  }
+
+  if (havePosition) {
+    MOZ_ASSERT_UNREACHABLE("Inner position is not implemented.");
+    return NS_ERROR_NOT_IMPLEMENTED;
+  }
+
+  if (haveSize) {
+    if (aAsRootShell) {
+      return aTarget->SetRootShellSize(*mWidth, *mHeight);
+    }
+    return aTarget->SetPrimaryContentSize(*mWidth, *mHeight);
+  }
+
+  MOZ_ASSERT_UNREACHABLE();
+  return NS_ERROR_UNEXPECTED;
+}
+
+}  // namespace mozilla
-- 
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