Add button to add events

applets/digital-clock/package/contents/ui/CalendarView.qml

@@ -25,6 +25,7 @@ import org.kde.plasma.core 2.0 as PlasmaCore
 import org.kde.plasma.calendar 2.0 as PlasmaCalendar
 import org.kde.plasma.components 3.0 as PlasmaComponents3
 import org.kde.plasma.extras 2.0 as PlasmaExtras
+import org.kde.plasma.private.digitalclock 1.0
 
 // Top-level layout containing:
 // - Left column with world clock and agenda view
@@ -80,18 +81,27 @@ PlasmaExtras.Representation {
                     text: monthView.currentDate.toLocaleDateString(Qt.locale(), Locale.LongFormat)
                 }
             }
-            // Heading text
-            PlasmaExtras.Heading {
-                visible: agenda.visible
+            RowLayout {
+                // Heading text
+                PlasmaExtras.Heading {
+                    visible: agenda.visible
 
-                Layout.fillWidth: true
-                Layout.leftMargin: calendar.paddings
+                    Layout.fillWidth: true
+                    Layout.leftMargin: calendar.paddings
 
-                level: 2
+                    level: 2
 
-                text: i18n("Events")
-                maximumLineCount: 1
-                elide: Text.ElideRight
+                    text: i18n("Events")
+                    maximumLineCount: 1
+                    elide: Text.ElideRight
+                }
+                PlasmaComponents3.ToolButton {
+                    visible: agenda.visible && ApplicationIntegration.korganizerInstalled
+                    text: i18nc("@action:button Add event", "Add...")
+                    Layout.rightMargin: calendar.paddings
+                    icon.name: "list-add"
+                    onClicked: ApplicationIntegration.launchKorganizer()
+                }
             }
         }
 

applets/digital-clock/plugin/CMakeLists.txt

@@ -12,14 +12,18 @@ set(digitalclockplugin_SRCS
     timezonesi18n.cpp
     digitalclockplugin.cpp
     clipboardmenu.cpp
+    applicationintegration.cpp
     )
 
 add_library(digitalclockplugin SHARED ${digitalclockplugin_SRCS})
-target_link_libraries(digitalclockplugin Qt::Core
-                                          Qt::Qml
-                                          Qt::Widgets # for QAction...
-                                          KF5::CoreAddons
-                                          KF5::I18n)
+target_link_libraries(digitalclockplugin
+    PRIVATE
+        Qt::Core
+        Qt::Qml
+        Qt::Widgets # for QAction...
+        KF5::CoreAddons
+        KF5::KIOGui
+        KF5::I18n)
 
 install(TARGETS digitalclockplugin DESTINATION ${KDE_INSTALL_QMLDIR}/org/kde/plasma/private/digitalclock)
 

applets/digital-clock/plugin/applicationintegration.cpp

@@ -0,0 +1,24 @@
+// SPDX-FileCopyrightText: 2021 Carl Schwan <carlschwan@kde.org>
+// SPDX-Licence-Identifier: SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+
+#include "applicationintegration.h"
+#include <KIO/ApplicationLauncherJob>
+
+ApplicationIntegration::ApplicationIntegration(QObject *parent)
+    : QObject(parent)
+    , m_korganizerService(KService::serviceByDesktopName(QStringLiteral("org.kde.korganizer")))
+{
+}
+
+bool ApplicationIntegration::korganizerInstalled() const
+{
+    return m_korganizerService != nullptr;
+}
+
+void ApplicationIntegration::launchKorganizer() const
+{
+    Q_ASSERT(m_korganizerService);
+
+    auto job = new KIO::ApplicationLauncherJob(m_korganizerService);
+    job->start();
+}

applets/digital-clock/plugin/applicationintegration.h

@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: 2021 Carl Schwan <carlschwan@kde.org>
+// SPDX-Licence-Identifier: SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+
+#pragma once
+#include <KService>
+#include <QObject>
+
+class ApplicationIntegration : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(bool korganizerInstalled READ korganizerInstalled CONSTANT)
+
+public:
+    explicit ApplicationIntegration(QObject *parent = nullptr);
+    ~ApplicationIntegration() = default;
+
+    bool korganizerInstalled() const;
+    Q_INVOKABLE void launchKorganizer() const;
+
+private:
+    KService::Ptr m_korganizerService;
+};

applets/digital-clock/plugin/digitalclockplugin.cpp

@@ -17,6 +17,7 @@
 */
 
 #include "digitalclockplugin.h"
+#include "applicationintegration.h"
 #include "clipboardmenu.h"
 #include "timezonemodel.h"
 #include "timezonesi18n.h"
@@ -48,4 +49,10 @@ void DigitalClockPlugin::registerTypes(const char *uri)
     qmlRegisterSingletonType<TimezonesI18n>(uri, 1, 0, "TimezonesI18n", timezonesi18n_singletontype_provider);
 
     qmlRegisterSingletonType<ClipboardMenu>(uri, 1, 0, "ClipboardMenu", clipboardMenu_singletontype_provider);
+
+    qmlRegisterSingletonType<ClipboardMenu>(uri, 1, 0, "ApplicationIntegration", [](QQmlEngine *engine, QJSEngine *scriptEngine) {
+        Q_UNUSED(engine);
+        Q_UNUSED(scriptEngine);
+        return new ApplicationIntegration();
+    });
 }