use the new backgroundcontrast effect

src/declarativeimports/core/dialog.cpp

@@ -354,6 +354,11 @@ void DialogProxy::syncMainItemToSize()
     m_frameSvgItem->setWidth(width());
     m_frameSvgItem->setHeight(height());
     KWindowEffects::enableBlurBehind(winId(), true, m_frameSvgItem->frameSvg()->mask());
+    if (qGray(m_theme.color(Plasma::Theme::BackgroundColor).rgb()) > 127) {
+        KWindowEffects::enableBackgroundContrast(winId(), true, 0.30, 1.9, 1.7, m_frameSvgItem->frameSvg()->mask());
+    } else {
+        KWindowEffects::enableBackgroundContrast(winId(), true, 0.45, 0.45, 1.7, m_frameSvgItem->frameSvg()->mask());
+    }
 
     if (m_mainItem) {
         m_mainItem.data()->setX(m_frameSvgItem->margins()->left());

src/declarativeimports/core/dialog.h

@@ -26,6 +26,7 @@
 #include <QPoint>
 
 #include <Plasma/Plasma>
+#include <Plasma/Theme>
 
 #include <netwm_def.h>
 
@@ -175,6 +176,7 @@ private:
     WindowType m_type;
     bool m_hideOnWindowDeactivate;
     bool m_outputOnly;
+    Plasma::Theme m_theme;
 };
 
 #endif

src/shell/panelconfigview.cpp

@@ -46,6 +46,11 @@ PanelConfigView::PanelConfigView(Plasma::Containment *containment, PanelView *pa
     setFlags(Qt::FramelessWindowHint);
 
     KWindowEffects::enableBlurBehind(winId(), true);
+    if (qGray(m_theme.color(Plasma::Theme::BackgroundColor).rgb()) > 127) {
+        KWindowEffects::enableBackgroundContrast(winId(), true, 0.30, 1.9, 1.7);
+    } else {
+        KWindowEffects::enableBackgroundContrast(winId(), true, 0.45, 0.45, 1.7);
+    }
 
     engine()->rootContext()->setContextProperty("panel", panelView);
     engine()->rootContext()->setContextProperty("configDialog", this);

src/shell/panelconfigview.h

@@ -27,6 +27,7 @@
 #include <QJSValue>
 #include <QQmlListProperty>
 #include <QStandardItemModel>
+#include <Plasma/Theme>
 
 class AppletInterface;
 class ConfigPropertyMap;
@@ -55,6 +56,7 @@ protected Q_SLOTS:
 private:
     Plasma::Containment *m_containment;
     PanelView *m_panelView;
+    Plasma::Theme m_theme;
 };
 
 #endif // multiple inclusion guard

src/shell/panelview.cpp

@@ -57,6 +57,11 @@ PanelView::PanelView(ShellCorona *corona, QWindow *parent)
 
     //TODO: how to take the shape from the framesvg?
     KWindowEffects::enableBlurBehind(winId(), true);
+    if (qGray(m_theme.color(Plasma::Theme::BackgroundColor).rgb()) > 127) {
+        KWindowEffects::enableBackgroundContrast(winId(), true, 0.30, 1.9, 1.7);
+    } else {
+        KWindowEffects::enableBackgroundContrast(winId(), true, 0.45, 0.45, 1.7);
+    }
 
     //Screen management
     connect(this, &QWindow::screenChanged,

src/shell/panelview.h

@@ -23,6 +23,7 @@
 #include <plasmaquickview.h>
 #include "panelconfigview.h"
 #include <QtCore/qpointer.h>
+#include <Plasma/Theme>
 
 class ShellCorona;
 
@@ -108,6 +109,7 @@ private:
     ShellCorona *m_corona;
     QTimer *m_strutsTimer;
     VisibilityMode m_visibilityMode;
+    Plasma::Theme m_theme;
 
     static const int STRUTSTIMERDELAY = 200;
 };