From b936bccd9d0d7f50f37c078b7aad9e75ee9fc981 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Sat, 16 Jun 2018 09:46:48 +0200
Subject: Add Plasma option to cmake that turns on KF5 blur window effect

---
 src/CMakeLists.txt            | 10 +++++++++-
 src/mainwindow/mainwindow.cpp | 10 ++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 0c6876d..cf66a53 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -58,7 +58,15 @@ target_link_libraries(poi
         about
         addressbar
         configuration
-        bookmarks downloads web)
+        bookmarks downloads web
+)
+
+if(Plasma)
+    target_link_libraries(poi KF5::WindowSystem)
+    target_compile_definitions(poi
+        PRIVATE PLASMA_BLUR     # give the main window a translucent background and blur
+    )
+endif(Plasma)
 
 target_compile_definitions(poi
     PRIVATE QTBUG_65223_WORKAROUND
diff --git a/src/mainwindow/mainwindow.cpp b/src/mainwindow/mainwindow.cpp
index 6558c65..b2c79cc 100644
--- a/src/mainwindow/mainwindow.cpp
+++ b/src/mainwindow/mainwindow.cpp
@@ -30,6 +30,10 @@
 #include <QJsonArray>
 #include "browser.h"
 
+#ifdef PLASMA_BLUR
+#include <KWindowEffects>
+#endif
+
 MainWindow::MainWindow(std::shared_ptr<Configuration> &config, QWidget *parent)
     : QMainWindow(parent)
     , mdiArea(new QMdiArea(this))
@@ -37,6 +41,11 @@ MainWindow::MainWindow(std::shared_ptr<Configuration> &config, QWidget *parent)
     Q_ASSERT(config);
     m_config = config;
 
+#ifdef PLASMA_BLUR
+    setAttribute(Qt::WA_TranslucentBackground, true);
+    KWindowEffects::enableBlurBehind(this->winId(), true);
+#endif
+
     // create UI
     setWindowTitle(QString::fromStdString(config->value<std::string>("mainwindow.title").value()));
     resize(config->value<int>("mainwindow.width").value(), config->value<int>("mainwindow.height").value());
@@ -55,6 +64,7 @@ MainWindow::MainWindow(std::shared_ptr<Configuration> &config, QWidget *parent)
     addressBar = new AddressBar(config->section("addressbar"), this);
     navigationToolBar->addWidget(addressBar);
 
+    mdiArea->setBackground(Qt::NoBrush);
     setCentralWidget(mdiArea);
     mdiArea->setFocus();
 
-- 
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