Mouse capture gets caught by default created PlayerController

UE - Editor - UI Systems - Slate - Dec 12, 2016

In PIE games, it looks like this may be caused by the window immediately taking control of the mouse and setting up focus. In networked games, clients call ULocalPlayer::SpawnPlayActor which will c ...

Significant frame drop while blueprint nodes are being rendered on other monitor.

UE - Editor - UI Systems - Slate - Oct 21, 2016

The nodes in the blueprint editor require a lot of resources to render, causing framerate issues whenever they're being shown. The more that are shown, the worse the framerate issues. While a framer ...

Mouse click requires double click to enter input if "Set Input Mode Game Only" used

UE - Editor - UI Systems - Slate - Oct 3, 2016

Mouse click requires double click to enter input if "Set Input Mode Game Only" used Regression (no) issue (does) occur in 4.12.5 Notes The first box selected will light up correctly the first time ...

Launcher and Editor context / dropdown menus do not display correctly on upcoming Windows 10 build

UE - Editor - UI Systems - Slate - Oct 3, 2016

A few users using the Windows 10 Insider Preview have found that after a certain point in the Prerelease builds, starting at 14915 it seems, the Unreal Editor and Epic Games Launcher context menus h ...

"Create New Asset" section for selecting an image appears directly under the mouse

UE - Editor - UI Systems - Slate - Sep 12, 2016

The Create New Asset Section for applying an image to a brush is directly under the mouse after clicking on the dropdown. If the user simply clicks (and does not hold down the mouse button) they wil ...

Swindow Causes a packaged game to become a black screen and become unresponsive

UE - Editor - UI Systems - Slate - Sep 7, 2016

Swindow causes a packaged game to become a black screen and become unresponsive ...

Quickly undocking a tab can sometimes cause the editor to freeze for a short time

UE - Editor - UI Systems - Slate - Aug 22, 2016

Quickly undocking a window from the main editor window can sometimes result in a large black rectangle appearing, most likely representing the resulting window, and freezing the editor for a short p ...

Quickly docking tab into the main window can cause duplicate tabs to appear

UE - Editor - UI Systems - Slate - Aug 18, 2016

When you quickly dock a tab to the main window, you can sometimes end up with 2 identical tabs. This causes some weird behavior, such as every action being done in one window being replicated in the ...

Holding Right mouse button to scroll a scroll box appears to be much slower

UE - Editor - UI Systems - Slate - Aug 17, 2016

Holding Right mouse button to scroll a scroll box appears to be much slower than it did in previous versions of the engine. The user must move their mouse many times further to scroll to the bottom ...

RoutePointerUpEvent in SlateApplication doesn't check if a drag is occurring for touch events

UE - Editor - UI Systems - Slate - Aug 15, 2016

When SlateApplication is routing a pointer up event, it should check bIsDragDropping and call the widget's OnDrop function. Currently, we check for touch events and call OnTouchEnded without checkin ...