From 654bf3ba959e042f10fcd47e304c6b331d51e55a Mon Sep 17 00:00:00 2001
From: Ivailo Monev <xakepa10@gmail.com>
Date: Thu, 31 Mar 2022 19:50:00 +0300
Subject: [PATCH] kgreeter: implement settings loading

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
---
 kgreeter/kcm/kgreeterconfig.cpp | 74 +++++++++++++++++++++++++++++++--
 kgreeter/kcm/kgreeterconfig.h   |  5 +++
 kgreeter/kcm/kgreeterconfig.ui  |  6 +--
 3 files changed, 78 insertions(+), 7 deletions(-)

diff --git a/kgreeter/kcm/kgreeterconfig.cpp b/kgreeter/kcm/kgreeterconfig.cpp
index bd0c225f..f791dd90 100644
--- a/kgreeter/kcm/kgreeterconfig.cpp
+++ b/kgreeter/kcm/kgreeterconfig.cpp
@@ -19,9 +19,11 @@
 #include "kgreeterconfig.h"
 
 #include <QSettings>
+#include <QStyleFactory>
 #include <QProcess>
 #include <kdebug.h>
 #include <klocale.h>
+#include <kimageio.h>
 #include <kstandarddirs.h>
 #include <kmessagebox.h>
 #include <kaboutdata.h>
@@ -55,6 +57,24 @@ KCMGreeter::KCMGreeter(QWidget* parent, const QVariantList& args)
 
     load();
 
+    stylesbox->addItems(QStyleFactory::keys());
+    connect(stylesbox, SIGNAL(currentIndexChanged(QString)), this, SLOT(slotStyleChanged(QString)));
+
+    // TODO: load name from General/Name
+    const QStringList kcolorschemes = KGlobal::dirs()->findAllResources("data", "color-schemes/*.colors", KStandardDirs::NoDuplicates);
+    foreach (const QString &kcolorscheme, kcolorschemes) {
+        colorsbox->addItem(QFileInfo(kcolorscheme).baseName());
+    }
+    connect(colorsbox, SIGNAL(currentIndexChanged(QString)), this, SLOT(slotColorChanged(QString)));
+
+    backgroundrequester->setFilter(KImageIO::pattern(KImageIO::Reading));
+    connect(backgroundrequester, SIGNAL(textChanged(QString)), this, SLOT(slotURLChanged(QString)));
+    connect(backgroundrequester, SIGNAL(urlSelected(KUrl)), this, SLOT(slotURLChanged(KUrl)));
+
+    rectanglerequester->setFilter(KImageIO::pattern(KImageIO::Reading));
+    connect(rectanglerequester, SIGNAL(textChanged(QString)), this, SLOT(slotURLChanged(QString)));
+    connect(rectanglerequester, SIGNAL(urlSelected(KUrl)), this, SLOT(slotURLChanged(KUrl)));
+
     m_lightdmexe = KStandardDirs::findRootExe("lightdm");
     testbutton->setEnabled(!m_lightdmexe.isEmpty());
     connect(testbutton, SIGNAL(pressed()), this, SLOT(slotTest()));
@@ -67,10 +87,32 @@ KCMGreeter::~KCMGreeter()
 void KCMGreeter::load()
 {
     QSettings kgreetersettings(SYSCONF_INSTALL_DIR "/lightdm/lightdm-kgreeter-greeter.conf", QSettings::IniFormat);
-    qDebug() << Q_FUNC_INFO << kgreetersettings.value("greeter/style").toString();
-    qDebug() << Q_FUNC_INFO << kgreetersettings.value("greeter/colorscheme").toString();
-    qDebug() << Q_FUNC_INFO << kgreetersettings.value("greeter/background").toString();
-    qDebug() << Q_FUNC_INFO << kgreetersettings.value("greeter/rectangle").toString();
+
+    const QString kgreeterstyle = kgreetersettings.value("greeter/style").toString();
+    if (!kgreeterstyle.isEmpty()) {
+        for (int i = 0; i < stylesbox->count(); i++) {
+            if (stylesbox->itemText(i) == kgreeterstyle) {
+                stylesbox->setCurrentIndex(i);
+                break;
+            }
+        }
+    }
+
+    const QString kgreetercolor = kgreetersettings.value("greeter/colorscheme").toString();
+    if (!kgreetercolor.isEmpty()) {
+        for (int i = 0; i < colorsbox->count(); i++) {
+            if (colorsbox->itemText(i) == kgreetercolor) {
+                colorsbox->setCurrentIndex(i);
+                break;
+            }
+        }
+    }
+
+    const QString kgreeterbackground = kgreetersettings.value("greeter/background").toString();
+    backgroundrequester->setUrl(KUrl(kgreeterbackground));
+
+    const QString kgreeterrectangle = kgreetersettings.value("greeter/rectangle").toString();
+    rectanglerequester->setUrl(KUrl(kgreeterrectangle));
 
     emit changed(false);
 }
@@ -80,6 +122,30 @@ void KCMGreeter::save()
     emit changed(false);
 }
 
+void KCMGreeter::slotStyleChanged(const QString &style)
+{
+    Q_UNUSED(style);
+    emit changed(true);
+}
+
+void KCMGreeter::slotColorChanged(const QString &style)
+{
+    Q_UNUSED(style);
+    emit changed(true);
+}
+
+void KCMGreeter::slotURLChanged(const QString &url)
+{
+    Q_UNUSED(url);
+    emit changed(true);
+}
+
+void KCMGreeter::slotURLChanged(const KUrl &url)
+{
+    Q_UNUSED(url);
+    emit changed(true);
+}
+
 void KCMGreeter::slotTest()
 {
     if (!QProcess::startDetached(m_lightdmexe, QStringList() << QString::fromLatin1("--test-mode"))) {
diff --git a/kgreeter/kcm/kgreeterconfig.h b/kgreeter/kcm/kgreeterconfig.h
index b993bfdc..4c556c32 100644
--- a/kgreeter/kcm/kgreeterconfig.h
+++ b/kgreeter/kcm/kgreeterconfig.h
@@ -40,6 +40,11 @@ public:
     void save() final;
 
 private Q_SLOTS:
+    void slotStyleChanged(const QString &style);
+    void slotColorChanged(const QString &style);
+    void slotURLChanged(const QString &url);
+    void slotURLChanged(const KUrl &url);
+
     void slotTest();
 
 private:
diff --git a/kgreeter/kcm/kgreeterconfig.ui b/kgreeter/kcm/kgreeterconfig.ui
index 060e4bed..68b452f7 100644
--- a/kgreeter/kcm/kgreeterconfig.ui
+++ b/kgreeter/kcm/kgreeterconfig.ui
@@ -67,7 +67,7 @@
       </widget>
      </item>
      <item row="3" column="1">
-      <widget class="QComboBox" name="colorbox"/>
+      <widget class="QComboBox" name="colorsbox"/>
      </item>
      <item row="4" column="0">
       <widget class="QLabel" name="label_3">
@@ -80,10 +80,10 @@
       </widget>
      </item>
      <item row="4" column="1">
-      <widget class="KUrlRequester" name="backgroundquester"/>
+      <widget class="KUrlRequester" name="backgroundrequester"/>
      </item>
      <item row="2" column="1">
-      <widget class="QComboBox" name="stylescombo"/>
+      <widget class="QComboBox" name="stylesbox"/>
      </item>
      <item row="5" column="0">
       <widget class="QLabel" name="label_4">