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Bug 864166 - Part b: Don't return nsresult from infallible helper functions in nsGlobalWindow; r=mounir

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This commit is contained in:
Ms2ger 2013-04-26 08:50:54 +02:00
parent 31788fdcd8
commit d2cf24b35a
2 changed files with 21 additions and 38 deletions
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53
dom/base/nsGlobalWindow.cpp
View File

@ -4024,8 +4024,7 @@ nsGlobalWindow::SetInnerWidth(int32_t aInnerWidth)
return NS_OK;
}
NS_ENSURE_SUCCESS(CheckSecurityWidthAndHeight(&aInnerWidth, nullptr),
NS_ERROR_FAILURE);
CheckSecurityWidthAndHeight(&aInnerWidth, nullptr);
nsRefPtr<nsIPresShell> presShell = mDocShell->GetPresShell();
@ -4041,7 +4040,8 @@ nsGlobalWindow::SetInnerWidth(int32_t aInnerWidth)
nsRect shellArea = presContext->GetVisibleArea();
height = shellArea.height;
width = nsPresContext::CSSPixelsToAppUnits(aInnerWidth);
return SetCSSViewportWidthAndHeight(width, height);
SetCSSViewportWidthAndHeight(width, height);
return NS_OK;
}
else
{
@ -4091,8 +4091,7 @@ nsGlobalWindow::SetInnerHeight(int32_t aInnerHeight)
return NS_OK;
}
NS_ENSURE_SUCCESS(CheckSecurityWidthAndHeight(nullptr, &aInnerHeight),
NS_ERROR_FAILURE);
CheckSecurityWidthAndHeight(nullptr, &aInnerHeight);
nsRefPtr<nsIPresShell> presShell = mDocShell->GetPresShell();
@ -4107,7 +4106,8 @@ nsGlobalWindow::SetInnerHeight(int32_t aInnerHeight)
nsRect shellArea = presContext->GetVisibleArea();
width = shellArea.width;
height = nsPresContext::CSSPixelsToAppUnits(aInnerHeight);
return SetCSSViewportWidthAndHeight(width, height);
SetCSSViewportWidthAndHeight(width, height);
return NS_OK;
}
else
{
@ -4185,10 +4185,8 @@ nsGlobalWindow::SetOuterSize(int32_t aLengthCSSPixels, bool aIsWidth)
GetTreeOwner(getter_AddRefs(treeOwnerAsWin));
NS_ENSURE_TRUE(treeOwnerAsWin, NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(CheckSecurityWidthAndHeight(
aIsWidth ? &aLengthCSSPixels : nullptr,
aIsWidth ? nullptr : &aLengthCSSPixels),
NS_ERROR_FAILURE);
CheckSecurityWidthAndHeight(aIsWidth ? &aLengthCSSPixels : nullptr,
aIsWidth ? nullptr : &aLengthCSSPixels);
int32_t width, height;
NS_ENSURE_SUCCESS(treeOwnerAsWin->GetSize(&width, &height), NS_ERROR_FAILURE);
@ -4468,8 +4466,7 @@ nsGlobalWindow::SetScreenX(int32_t aScreenX)
GetTreeOwner(getter_AddRefs(treeOwnerAsWin));
NS_ENSURE_TRUE(treeOwnerAsWin, NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(CheckSecurityLeftAndTop(&aScreenX, nullptr),
NS_ERROR_FAILURE);
CheckSecurityLeftAndTop(&aScreenX, nullptr);
int32_t x, y;
NS_ENSURE_SUCCESS(treeOwnerAsWin->GetPosition(&x, &y),
@ -4519,8 +4516,7 @@ nsGlobalWindow::SetScreenY(int32_t aScreenY)
GetTreeOwner(getter_AddRefs(treeOwnerAsWin));
NS_ENSURE_TRUE(treeOwnerAsWin, NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(CheckSecurityLeftAndTop(nullptr, &aScreenY),
NS_ERROR_FAILURE);
CheckSecurityLeftAndTop(nullptr, &aScreenY);
int32_t x, y;
NS_ENSURE_SUCCESS(treeOwnerAsWin->GetPosition(&x, &y),
@ -4536,7 +4532,7 @@ nsGlobalWindow::SetScreenY(int32_t aScreenY)
// NOTE: Arguments to this function should have values scaled to
// CSS pixels, not device pixels.
nsresult
void
nsGlobalWindow::CheckSecurityWidthAndHeight(int32_t* aWidth, int32_t* aHeight)
{
#ifdef MOZ_XUL
@ -4560,8 +4556,6 @@ nsGlobalWindow::CheckSecurityWidthAndHeight(int32_t* aWidth, int32_t* aHeight)
}
}
}
return NS_OK;
}
// NOTE: Arguments to this function should have values in device pixels
@ -4581,7 +4575,7 @@ nsGlobalWindow::SetDocShellWidthAndHeight(int32_t aInnerWidth, int32_t aInnerHei
}
// NOTE: Arguments to this function should have values in app units
nsresult
void
nsGlobalWindow::SetCSSViewportWidthAndHeight(nscoord aInnerWidth, nscoord aInnerHeight)
{
nsRefPtr<nsPresContext> presContext;
@ -4592,12 +4586,11 @@ nsGlobalWindow::SetCSSViewportWidthAndHeight(nscoord aInnerWidth, nscoord aInner
shellArea.width = aInnerWidth;
presContext->SetVisibleArea(shellArea);
return NS_OK;
}
// NOTE: Arguments to this function should have values scaled to
// CSS pixels, not device pixels.
nsresult
void
nsGlobalWindow::CheckSecurityLeftAndTop(int32_t* aLeft, int32_t* aTop)
{
// This one is harder. We have to get the screen size and window dimensions.
@ -4673,8 +4666,6 @@ nsGlobalWindow::CheckSecurityLeftAndTop(int32_t* aLeft, int32_t* aTop)
*aTop = 0;
}
}
return NS_OK;
}
NS_IMETHODIMP
@ -5783,8 +5774,7 @@ nsGlobalWindow::MoveTo(int32_t aXPos, int32_t aYPos)
GetTreeOwner(getter_AddRefs(treeOwnerAsWin));
NS_ENSURE_TRUE(treeOwnerAsWin, NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(CheckSecurityLeftAndTop(&aXPos, &aYPos),
NS_ERROR_FAILURE);
CheckSecurityLeftAndTop(&aXPos, &aYPos);
// mild abuse of a "size" object so we don't need more helper functions
nsIntSize devPos(CSSToDevIntPixels(nsIntSize(aXPos, aYPos)));
@ -5826,9 +5816,7 @@ nsGlobalWindow::MoveBy(int32_t aXDif, int32_t aYDif)
cssPos.width += aXDif;
cssPos.height += aYDif;
NS_ENSURE_SUCCESS(CheckSecurityLeftAndTop(&cssPos.width,
&cssPos.height),
NS_ERROR_FAILURE);
CheckSecurityLeftAndTop(&cssPos.width, &cssPos.height);
nsIntSize newDevPos(CSSToDevIntPixels(cssPos));
@ -5857,8 +5845,7 @@ nsGlobalWindow::ResizeTo(int32_t aWidth, int32_t aHeight)
GetTreeOwner(getter_AddRefs(treeOwnerAsWin));
NS_ENSURE_TRUE(treeOwnerAsWin, NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(CheckSecurityWidthAndHeight(&aWidth, &aHeight),
NS_ERROR_FAILURE);
CheckSecurityWidthAndHeight(&aWidth, &aHeight);
nsIntSize devSz(CSSToDevIntPixels(nsIntSize(aWidth, aHeight)));
@ -5898,9 +5885,7 @@ nsGlobalWindow::ResizeBy(int32_t aWidthDif, int32_t aHeightDif)
cssSize.width += aWidthDif;
cssSize.height += aHeightDif;
NS_ENSURE_SUCCESS(CheckSecurityWidthAndHeight(&cssSize.width,
&cssSize.height),
NS_ERROR_FAILURE);
CheckSecurityWidthAndHeight(&cssSize.width, &cssSize.height);
nsIntSize newDevSize(CSSToDevIntPixels(cssSize));
@ -5948,9 +5933,7 @@ nsGlobalWindow::SizeToContent()
NS_ENSURE_TRUE(treeOwner, NS_ERROR_FAILURE);
nsIntSize cssSize(DevToCSSIntPixels(nsIntSize(width, height)));
NS_ENSURE_SUCCESS(CheckSecurityWidthAndHeight(&cssSize.width,
&cssSize.height),
NS_ERROR_FAILURE);
CheckSecurityWidthAndHeight(&cssSize.width, &cssSize.height);
nsIntSize newDevSize(CSSToDevIntPixels(cssSize));

6
dom/base/nsGlobalWindow.h
View File

@ -917,11 +917,11 @@ protected:
void FlushPendingNotifications(mozFlushType aType);
void EnsureReflowFlushAndPaint();
nsresult CheckSecurityWidthAndHeight(int32_t* width, int32_t* height);
nsresult CheckSecurityLeftAndTop(int32_t* left, int32_t* top);
void CheckSecurityWidthAndHeight(int32_t* width, int32_t* height);
void CheckSecurityLeftAndTop(int32_t* left, int32_t* top);
// Arguments to this function should have values in app units
nsresult SetCSSViewportWidthAndHeight(nscoord width, nscoord height);
void SetCSSViewportWidthAndHeight(nscoord width, nscoord height);
// Arguments to this function should have values in device pixels
nsresult SetDocShellWidthAndHeight(int32_t width, int32_t height);