Utils: Make the "shadow" under toolbar icons optional

In preparation od a "Flat Light" theme, where shadows under the icons
would have a negative impact.

Change-Id: I2d9d3563c90336640513c1a970a432898dd63cfc
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@theqtcompany.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/src/libs/utils/stylehelper.cpp b/src/libs/utils/stylehelper.cpp
index 2a07ffac6c1..3d24afb74c7 100644
--- a/src/libs/utils/stylehelper.cpp
+++ b/src/libs/utils/stylehelper.cpp
@@ -315,7 +315,8 @@ void StyleHelper::drawArrow(QStyle::PrimitiveElement element, QPainter *painter,
         if (!enabled) {
             drawCommonStyleArrow(image.rect(), creatorTheme()->color(Theme::IconsDisabledColor));
         } else {
-            drawCommonStyleArrow(image.rect().translated(0, devicePixelRatio), toolBarDropShadowColor());
+            if (creatorTheme()->flag(Theme::ToolBarIconShadow))
+                drawCommonStyleArrow(image.rect().translated(0, devicePixelRatio), toolBarDropShadowColor());
             drawCommonStyleArrow(image.rect(), creatorTheme()->color(Theme::IconsBaseColor));
         }
         painter.end();
@@ -393,7 +394,7 @@ void StyleHelper::drawIconWithShadow(const QIcon &icon, const QRect &rect,
             const bool hasDisabledState = icon.availableSizes(QIcon::Disabled).contains(px.size());
             if (!hasDisabledState)
                 px = disabledSideBarIcon(icon.pixmap(window, rect.size()));
-        } else {
+        } else if (creatorTheme()->flag(Theme::ToolBarIconShadow)) {
             // Draw shadow
             QImage tmp(px.size() + QSize(radius * 2, radius * 2 + 1), QImage::Format_ARGB32_Premultiplied);
             tmp.fill(Qt::transparent);