That code should really only kick in when fingerprinting is enabled. Are they explicitly setting values in the xulstore.json?
There are also command line options -width and -height. Have you tried using those? Mike Kaply On Mon, Jul 9, 2018 at 9:47 AM, Wes Holton <[email protected]> wrote: > Hello, > > > > I am working with a large customer who deploys Firefox as a published > application using Citrix XenApp (https://www.citrix.com/ > products/xenapp-xendesktop/) Prior to version 55, they were able to set > up size and position as desired and deliver a consistent experience to > their user community. Since version 55, when they launch Firefox as a > published application, the window is about a third of the size that it > should be. I have verified that our software is detecting the screen size > normally. We have tried various settings in regards to Electrolysis and > Fingerprinting resistance, but we are not able to have the window as the > desired size. I’m looking for some direction on next steps, as there seems > to be a clear change from the Firefox perspective and no change in our > code. I did some research and found that the following function seems to > have been added in v55, and may explain why the values in xulstore.json are > not held to. Can someone let me know if I’m on the right track here, and > how to proceed, or if there is a way to get the old windowing behavior > back? Thanks! > > > > *// Rounds window size to 1000x1000, or, if there isn't enough available* > > *// screen space, to a multiple of 200x100.* > > *NS_IMETHODIMP nsXULWindow::ForceRoundedDimensions()* > > *{* > > * if (mIsHiddenWindow) {* > > * return NS_OK;* > > * }* > > > > * int32_t availWidthCSS = 0;* > > * int32_t availHeightCSS = 0;* > > * int32_t contentWidthCSS = 0;* > > * int32_t contentHeightCSS = 0;* > > * int32_t windowWidthCSS = 0;* > > * int32_t windowHeightCSS = 0;* > > * double devicePerCSSPixels = 1.0;* > > > > * GetUnscaledDevicePixelsPerCSSPixel(&devicePerCSSPixels);* > > > > * GetAvailScreenSize(&availWidthCSS, &availHeightCSS);* > > > > * // To get correct chrome size, we have to resize the window to a proper* > > * // size first. So, here, we size it to its available size.* > > * SetSpecifiedSize(availWidthCSS, availHeightCSS);* > > > > * // Get the current window size for calculating chrome UI size.* > > * GetSize(&windowWidthCSS, &windowHeightCSS); // device pixels* > > * windowWidthCSS = NSToIntRound(windowWidthCSS / devicePerCSSPixels);* > > * windowHeightCSS = NSToIntRound(windowHeightCSS / devicePerCSSPixels);* > > > > * // Get the content size for calculating chrome UI size.* > > * GetPrimaryContentSize(&contentWidthCSS, &contentHeightCSS);* > > > > * // Calculate the chrome UI size.* > > * int32_t chromeWidth = 0, chromeHeight = 0;* > > * chromeWidth = windowWidthCSS - contentWidthCSS;* > > * chromeHeight = windowHeightCSS - contentHeightCSS;* > > > > * int32_t targetContentWidth = 0, targetContentHeight = 0;* > > > > * // Here, we use the available screen dimensions as the input dimensions > to* > > * // force the window to be rounded as the maximum available content > size.* > > * nsContentUtils::CalcRoundedWindowSizeForResistingFingerprinting(* > > * chromeWidth,* > > * chromeHeight,* > > * availWidthCSS,* > > * availHeightCSS,* > > * availWidthCSS,* > > * availHeightCSS,* > > * false, // aSetOuterWidth* > > * false, // aSetOuterHeight* > > * &targetContentWidth,* > > * &targetContentHeight* > > * );* > > > > * targetContentWidth = NSToIntRound(targetContentWidth * > devicePerCSSPixels);* > > * targetContentHeight = NSToIntRound(targetContentHeight * > devicePerCSSPixels);* > > > > * SetPrimaryContentSize(targetContentWidth, targetContentHeight);* > > > > * mIgnoreXULSize = true;* > > * mIgnoreXULSizeMode = true;* > > > > * return NS_OK;* > > *}* > > > > > > *Wes Holton* > > Senior Escalation Engineer > > Technical Support > > *T* +1 678-225-3807 > > > > [image: > https://support.citrix.com/content/dam/citrixsupport/signature/TSIA-citrix-support.jpg] > > *CONFIDENTIALITY NOTICE* > This e-mail message and all documents which accompany it are intended only > for the use of the individual or entity to which addressed, and may contain > privileged or confidential information. 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