From 4f3b3ee154751886cf88d6f6c429c12767199f66 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20L=C3=BCbking?= <thomas.luebking@gmail.com>
Date: Fri, 17 Aug 2012 13:19:21 +0200
Subject: [PATCH] Ensure main.qml presence

BUG: 304881
REVIEW: 106062
FIXED-IN: 4.9.1
---
 kcmkwin/kwindecoration/kwindecoration.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/kcmkwin/kwindecoration/kwindecoration.cpp b/kcmkwin/kwindecoration/kwindecoration.cpp
index 1f7a20969b..b135fcf46c 100644
--- a/kcmkwin/kwindecoration/kwindecoration.cpp
+++ b/kcmkwin/kwindecoration/kwindecoration.cpp
@@ -47,6 +47,7 @@
 #include <KAboutData>
 #include <KDialog>
 #include <KLocale>
+#include <KMessageBox>
 #include <KNS3/DownloadDialog>
 #include <KDE/KStandardDirs>
 #include <KPluginFactory>
@@ -78,6 +79,15 @@ KWinDecorationModule::KWinDecorationModule(QWidget* parent, const QVariantList &
     , m_lastPreviewWidth(-1)
     , m_previewUpdateTimer(NULL)
 {
+    const QString mainQmlPath = KStandardDirs::locate("data", "kwin/kcm_kwindecoration/main.qml");
+    if (mainQmlPath.isNull()) {
+        // TODO 4.10 i18n this
+        KMessageBox::error(this, "<h1>Installation error</h1>"
+        "The resource<h2>kwin/kcm_kwindecoration/main.qml</h2>could not be located in any application data path."
+        "<h2>Please contact your distribution</h2>"
+        "The application will now abort", "Installation Error");
+        abort();
+    }
     qmlRegisterType<Aurorae::AuroraeTheme>("org.kde.kwin.aurorae", 0, 1, "AuroraeTheme");
     m_ui = new KWinDecorationForm(this);
     m_ui->configureDecorationButton->setIcon(KIcon("configure"));
@@ -102,7 +112,7 @@ KWinDecorationModule::KWinDecorationModule(QWidget* parent, const QVariantList &
     m_ui->decorationList->rootContext()->setContextProperty("highlightColor", m_ui->decorationList->palette().color(QPalette::Highlight));
     m_ui->decorationList->rootContext()->setContextProperty("sliderWidth", m_ui->decorationList->verticalScrollBar()->width());
     m_ui->decorationList->rootContext()->setContextProperty("auroraeSource", KStandardDirs::locate("data", "kwin/aurorae/aurorae.qml"));
-    m_ui->decorationList->setSource(KStandardDirs::locate("data", "kwin/kcm_kwindecoration/main.qml"));
+    m_ui->decorationList->setSource(mainQmlPath);
 
     readConfig(style);