Drop plugin system

* Move to qrc ressources for QML file
* Remove plugin loader code and instead use PagePool
* Remove usage of context property and instead move to QML Singleton

mobile/CMakeLists.txt

-add_subdirectory(plugins)
-
 qt5_add_resources(KALGEBRAMOBILE_SRCS resources.qrc)
-add_executable(kalgebramobile pluginsmodel.cpp
+
+add_executable(kalgebramobile
     ../src/consolemodel.cpp
     clipboard.cpp
-    kalgebramobile.cpp main.cpp ${KALGEBRAMOBILE_SRCS})
+    kalgebramobile.cpp
+    main.cpp
+    ${KALGEBRAMOBILE_SRCS})
 
 target_link_libraries(kalgebramobile Qt5::Qml Qt5::Quick Qt5::Gui
     KF5::CoreAddons KF5::I18n KF5::Analitza KF5::AnalitzaGui KF5::AnalitzaPlot)

mobile/plugins/About.qml → mobile/content/ui/About.qml

@@ -22,8 +22,7 @@ import QtQuick.Controls 2.5
 import org.kde.analitza 1.0
 import org.kde.kirigami 2.6 as Kirigami
 
-Kirigami.AboutPage
-{
+Kirigami.AboutPage {
     aboutData: {
         "displayName": i18n("KAlgebra Mobile"),
         "productName": "kalgebramobile",

mobile/plugins/Console.qml → mobile/content/ui/Console.qml

@@ -23,10 +23,8 @@ import QtQml.Models 2.10
 import QtQuick.Dialogs 1.0
 import org.kde.analitza 1.0
 import org.kde.kalgebra.mobile 1.0
-import widgets 1.0
 
-KAlgebraPage
-{
+KAlgebraPage {
     id: page
     ListModel { id: itemModel }
 
@@ -36,7 +34,7 @@ KAlgebraPage
 
     ConsoleModel {
         id: consoleModel
-        variables: app.variables
+        variables: App.variables
         onMessage: {
             itemModel.append({ result: msg, expression: result.toString()  })
             input.selectAll()
@@ -117,17 +115,17 @@ KAlgebraPage
             ]
             actions: [
                 Kirigami.Action {
-                    enabled: app.functionsModel().canAddFunction(expression, 2, app.variables)
+                    enabled: App.functionsModel().canAddFunction(expression, 2, App.variables)
                     text: i18n("2D Plot")
                     onTriggered: {
-                        app.functionsModel().addFunction(expression, 2, app.variables)
+                        App.functionsModel().addFunction(expression, 2, App.variables)
                     }
                 },
                 Kirigami.Action {
-                    enabled: app.functionsModel().canAddFunction(expression, 4, app.variables)
+                    enabled: App.functionsModel().canAddFunction(expression, 4, App.variables)
                     text: i18n("3D Plot")
                     onTriggered: {
-                        app.functionsModel().addFunction(expression, 4, app.variables)
+                        App.functionsModel().addFunction(expression, 4, App.variables)
                     }
                 }
             ]

mobile/plugins/Dictionary.qml → mobile/content/ui/Dictionary.qml

@@ -19,21 +19,19 @@
 import QtQuick 2.0
 import QtQuick.Layouts 1.0
 import org.kde.analitza 1.0
-import widgets 1.0
 import org.kde.kirigami 2.5 as Kirigami
+import org.kde.kalgebra.mobile 1.0
 import QtQuick.Controls 2.5
 
-KAlgebraPage
-{
+KAlgebraPage {
     id: page
-    anchors.margins: 0
 
     function updateGraph() {
         view.model.clear();
         view.resetViewport();
-        view.addFunction(operators.data(operators.index(chosebox.currentIndex,3)), app.variables);
+        view.addFunction(operators.data(operators.index(chosebox.currentIndex,3)), App.variables);
     }
-    
+
     ColumnLayout {
         id: descriptioncol
 

mobile/plugins/Plot2D.qml → mobile/content/ui/Plot2D.qml

@@ -22,10 +22,9 @@ import QtQuick.Dialogs 1.0
 import QtQuick.Controls 2.3
 import org.kde.kirigami 2.5 as Kirigami
 import org.kde.analitza 1.0
-import widgets 1.0
+import org.kde.kalgebra.mobile 1.0
 
-KAlgebraPage
-{
+KAlgebraPage {
     id: page
 
     leftPadding: 0
@@ -77,7 +76,7 @@ KAlgebraPage
         Graph2D {
             id: view
             anchors.fill: parent
-            model: app.functionsModel()
+            model: App.functionsModel()
 
             Kirigami.OverlaySheet {
                 id: dialog
@@ -92,25 +91,25 @@ KAlgebraPage
                         Component.onCompleted: selectAll()
                         onAccepted: {
                             input.selectAll()
-                            view.addFunction(input.text, app.variables)
+                            view.addFunction(input.text, App.variables)
                         }
                     }
                     Button {
                         icon.name: "list-add"
                         onClicked: {
                             input.selectAll()
-                            view.addFunction(input.text, app.variables)
+                            view.addFunction(input.text, App.variables)
                         }
                     }
                 }
                 contentItem: Kirigami.CardsListView {
                     delegate: Kirigami.Card { contentItem: Label { text: model.description } }
-                    model: app.functionsModel()
+                    model: App.functionsModel()
 
                     footer: Button {
                         text: i18n("Clear All")
                         onClicked: {
-                            app.functionsModel().clear();
+                            App.functionsModel().clear();
                             view.resetViewport();
                         }
                     }

mobile/plugins/Plot3D.qml → mobile/content/ui/Plot3D.qml

@@ -20,12 +20,11 @@ import QtQuick 2.0
 import QtQuick.Layouts 1.1
 import QtQuick.Dialogs 1.0
 import org.kde.analitza 1.1
-import widgets 1.0
 import QtQuick.Controls 2.5
+import org.kde.kalgebra.mobile 1.0
 import org.kde.kirigami 2.5 as Kirigami
 
-KAlgebraPage
-{
+KAlgebraPage {
     id: page
 
     leftPadding: 0
@@ -65,7 +64,7 @@ KAlgebraPage
     {
         id: view
         anchors.fill: parent
-        model: app.functionsModel()
+        model: App.functionsModel()
 
         Kirigami.OverlaySheet {
             id: dialog
@@ -80,7 +79,7 @@ KAlgebraPage
                     Component.onCompleted: selectAll()
                     onAccepted: {
                         input.selectAll()
-                        var err = app.functionsModel().addFunction(input.text, 4, app.variables)
+                        var err = App.functionsModel().addFunction(input.text, 4, App.variables)
                         if (err.length>0)
                             console.warn("errors:", err)
                     }
@@ -89,7 +88,7 @@ KAlgebraPage
                     icon.name: "list-add"
                     onClicked: {
                         input.selectAll()
-                        var err = view.addFunction(input.text, app.variables)
+                        var err = view.addFunction(input.text, App.variables)
                         if (err.length>0)
                             console.warn("errors:", err)
                     }

mobile/plugins/Tables.qml → mobile/content/ui/Tables.qml

@@ -19,15 +19,14 @@
 import QtQuick 2.0
 import QtQuick.Layouts 1.1
 import org.kde.analitza 1.0
-import widgets 1.0
 import QtQuick.Controls 2.5
 import org.kde.kirigami 2.5 as Kirigami
+import org.kde.kalgebra.mobile 1.0
 
-KAlgebraPage
-{
+KAlgebraPage {
     Analitza {
         id: a
-        variables: app.variables
+        variables: App.variables
     }
     
     function calculateTable() {

mobile/plugins/VariablesView.qml → mobile/content/ui/VariablesView.qml

@@ -18,15 +18,15 @@
 
 import QtQuick 2.0
 import org.kde.analitza 1.0
-import widgets 1.0
 import org.kde.kirigami 2.5 as Kirigami
+import org.kde.kalgebra.mobile 1.0
 import QtQuick.Controls 2.5 as QQC2
 
 KAlgebraPage
 {
     Kirigami.CardsListView {
         anchors.fill: parent
-        model: VariablesModel { variables: app.variables }
+        model: VariablesModel { variables: App.variables }
         currentIndex: -1
         delegate: Kirigami.Card {
             contentItem: QQC2.Label { text: model.whatsThis }

mobile/plugins/widgets/kde/KAlgebraMobile.qml → mobile/content/ui/main.qml

@@ -18,7 +18,7 @@
 
 import QtQuick 2.2
 import QtQuick.Layouts 1.2
-import org.kde.kirigami 2.0 as Kirigami
+import org.kde.kirigami 2.14 as Kirigami
 import org.kde.analitza 1.0
 import org.kde.kalgebra.mobile 1.0
 
@@ -32,6 +32,10 @@ Kirigami.ApplicationWindow
     readonly property int columnWidth: Kirigami.Units.gridUnit * 13
     wideScreen: width > columnWidth * 5
 
+    Kirigami.PagePool {
+        id: mainPagePool
+    }
+
     globalDrawer: Kirigami.GlobalDrawer {
         id: drawer
 
@@ -43,51 +47,51 @@ Kirigami.ApplicationWindow
         titleIcon: "qrc:/kalgebra.svgz"
         drawerOpen: true
 
-        Instantiator {
-            delegate: Kirigami.Action {
-                id: action
-                text: title
-                iconName: decoration
-                property Component component
-                onTriggered: {
-                    if (!component)
-                        component = Qt.createComponent(model.path, action)
-
-                    if (component.status == Component.Error) {
-                        console.log("error", component.errorString());
-                        return;
-                    }
-
-                    try {
-                        rootItem.pageStack.replace(component, {title: title})
-                    } catch(e) {
-                        console.log("error", e)
-                    }
-                }
+        actions: [
+            Kirigami.PagePoolAction {
+                icon.name: "utilities-terminal"
+                text: i18n("Calculator")
+                page: "qrc:/Console.qml"
+                pagePool: mainPagePool
+            },
+            Kirigami.PagePoolAction {
+                icon.name: "draw-bezier-curves"
+                text: i18n("Graph 2D")
+                page: "qrc:/Plot2D.qml"
+                pagePool: mainPagePool
+            },
+            Kirigami.PagePoolAction {
+                icon.name: "adjustrgb"
+                text: i18n("Graph 3D")
+                page: "qrc:/Plot3D.qml"
+                pagePool: mainPagePool
+            },
+            Kirigami.PagePoolAction {
+                icon.name: "kspread"
+                text: i18n("Value Tables")
+                page: "qrc:/Tables.qml"
+                pagePool: mainPagePool
+            },
+            Kirigami.PagePoolAction {
+                icon.name: "document-properties"
+                text: i18n("Variables")
+                page: "qrc:/VariablesView.qml"
+                pagePool: mainPagePool
+            },
+            Kirigami.PagePoolAction {
+                icon.name: "documentation"
+                text: i18n("Dictionary")
+                page: "qrc:/Dictionary.qml"
+                pagePool: mainPagePool
+            },
+            Kirigami.PagePoolAction {
+                icon.name: "help-about"
+                text: i18n("About KAlgebra")
+                page: "qrc:/About.qml"
+                pagePool: mainPagePool
             }
-            model: PluginsModel {}
-            onObjectAdded: {
-                var acts = [];
-                for(var v in drawer.actions) {
-                    acts.push(drawer.actions[v]);
-                }
-                acts.splice(index, 0, object)
-                drawer.actions = acts;
-            }
-            onObjectRemoved: {
-                var acts = [];
-                for(var v in drawer.actions) {
-                    acts.push(drawer.actions[v]);
-                }
-                drawer.actions.splice(drawer.actions.indexOf(object), 1)
-                drawer.actions = acts;
-            }
-        }
-
-        actions: []
+        ]
     }
 
-    Component.onCompleted: {
-        drawer.actions[0].trigger()
-    }
+    pageStack.initialPage: mainPagePool.loadPage("qrc:/Console.qml")
 }

mobile/kalgebramobile.cpp

@@ -25,8 +25,8 @@
 #include "../src/consolemodel.h"
 
 #include <QSortFilterProxyModel>
+#include <QStandardItemModel>
 #include <qqml.h>
-#include "pluginsmodel.h"
 #include "clipboard.h"
 
 using namespace Analitza;
@@ -43,7 +43,6 @@ KAlgebraMobile::KAlgebraMobile(QObject* parent)
     s_self=this;
     
     const auto uri = "org.kde.kalgebra.mobile";
-    qmlRegisterType<PluginsModel>("org.kde.kalgebra.mobile", 1, 0, "PluginsModel");
     qmlRegisterType<ConsoleModel>("org.kde.kalgebra.mobile", 1, 0, "ConsoleModel");
     qmlRegisterType<QSortFilterProxyModel>("org.kde.kalgebra.mobile", 1, 0, "QSortFilterProxyModel");
     qmlRegisterUncreatableType<QAbstractItemModel>("org.kde.kalgebra.mobile", 1, 0, "QAbstractItemModel", "no");

mobile/main.cpp

@@ -35,7 +35,6 @@
 
 #include "kalgebramobile.h"
 #include "kalgebra_version.h"
-#include "pluginsmodel.h"
 
 Q_DECL_EXPORT int main(int argc, char *argv[])
 {
@@ -57,21 +56,13 @@ Q_DECL_EXPORT int main(int argc, char *argv[])
         parser.process(app);
         about.processCommandLine(&parser);
     }
-    
+
     KAlgebraMobile widget;
-    
-    const QString pluginsDir = PluginsModel::pluginsDirectoryPath();
 
     QQmlApplicationEngine engine;
 
-    engine.rootContext()->setContextProperty(QStringLiteral("app"), &widget);
-    engine.addImportPath(pluginsDir);
-#ifdef __ANDROID__
-    engine.addImportPath(QStringLiteral("assets:/qml"));
-#endif
-
+    qmlRegisterSingletonInstance("org.kde.kalgebra.mobile", 1, 0, "App", &widget);
     engine.rootContext()->setContextObject(new KLocalizedContext(&engine));
-
-    engine.load(QUrl::fromLocalFile(pluginsDir + QStringLiteral("/widgets/KAlgebraMobile.qml")));
+    engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
     return app.exec();
 }

mobile/plugins/CMakeLists.txt

-add_subdirectory(widgets)
-
-set(QML_SRC Console.qml Plot2D.qml Plot3D.qml Tables.qml Dictionary.qml
-    About.qml VariablesView.qml)
-install(FILES ${QML_SRC}
-    kalgebraabout.json kalgebraconsole.json kalgebraplot2d.json kalgebraplot3d.json
-    kalgebratables.json kalgebravariables.json kalgebradictionary.json
-    DESTINATION ${KDE_INSTALL_DATADIR}/kalgebramobile/plugins/
-)
-ADD_CUSTOM_TARGET(QML SOURCES ${QML_SRC})

mobile/plugins/kalgebraabout.json

-{
-    "KPlugin": {
-        "Authors": [
-            {
-                "Name": "Aleix Pol Gonzalez",
-                "Name[ca@valencia]": "Aleix Pol Gonzalez",
-                "Name[ca]": "Aleix Pol Gonzalez",
-                "Name[cs]": "Aleix Pol Gonzalez",
-                "Name[de]": "Aleix Pol Gonzalez",
-                "Name[el]": "Aleix Pol Gonzalez",
-                "Name[en_GB]": "Aleix Pol Gonzalez",
-                "Name[es]": "Aleix Pol Gonzalez",
-                "Name[et]": "Aleix Pol Gonzalez",
-                "Name[fi]": "Aleix Pol Gonzalez",
-                "Name[fr]": "Aleix Pol Gonzalez",
-                "Name[gl]": "Aleix Pol Gonzalez",
-                "Name[it]": "Aleix Pol Gonzalez",
-                "Name[ko]": "Aleix Pol Gonzalez",
-                "Name[nl]": "Aleix Pol Gonzalez",
-                "Name[nn]": "Aleix Pol Gonzalez",
-                "Name[pl]": "Aleix Pol Gonzalez",
-                "Name[pt]": "Aleix Pol Gonzalez",
-                "Name[pt_BR]": "Aleix Pol Gonzalez",
-                "Name[ru]": "Aleix Pol Gonzalez",
-                "Name[sk]": "Aleix Pol Gonzalez",
-                "Name[sl]": "Aleix Pol Gonzalez",
-                "Name[sv]": "Aleix Pol Gonzalez",
-                "Name[uk]": "Aleix Pol Gonzalez",
-                "Name[x-test]": "xxAleix Pol Gonzalezxx",
-                "Name[zh_CN]": "Aleix Pol Gonzalez",
-                "Name[zh_TW]": "Aleix Pol Gonzalez"
-            }
-        ],
-        "Icon": "help-about",
-        "Name": "About KAlgebra",
-        "Name[ca@valencia]": "Quant al KAlgebra",
-        "Name[ca]": "Quant al KAlgebra",
-        "Name[cs]": "O aplikaci KAlgebra",
-        "Name[de]": "Über KAlgebra",
-        "Name[el]": "Σχετικά με το KAlgebra",
-        "Name[en_GB]": "About KAlgebra",
-        "Name[es]": "Acerca de KAlgebra",
-        "Name[et]": "KAlgebra teave",
-        "Name[fi]": "Tietoa KAlgebrasta",
-        "Name[fr]": "À propos de KAlgebra",
-        "Name[gl]": "Sobre KAlgebra",
-        "Name[it]": "Informazioni su KAlgebra",
-        "Name[ko]": "KAlgebra 정보",
-        "Name[nl]": "Over KAlgebra",
-        "Name[nn]": "Om KAlgebra",
-        "Name[pl]": "O KAlgebrze",
-        "Name[pt]": "Acerca do KAlgebra",
-        "Name[pt_BR]": "Sobre o KAlgebra",
-        "Name[ru]": "О KAlgebra",
-        "Name[sk]": "O KAlgebra",
-        "Name[sl]": "O KAlgebri",
-        "Name[sv]": "Om Kalgebra",
-        "Name[uk]": "Про KAlgebra",
-        "Name[x-test]": "xxAbout KAlgebraxx",
-        "Name[zh_CN]": "关于 KAlgebra",
-        "Name[zh_TW]": "關於 KAlgebra"
-    },
-    "X-KAlgebra-Priority": "-10",
-    "X-KDE-PluginInfo-Name": "About.qml"
-}

mobile/plugins/kalgebraconsole.json

-{
-    "KPlugin": {
-        "Authors": [
-            {
-                "Name": "Aleix Pol Gonzalez",
-                "Name[ca@valencia]": "Aleix Pol Gonzalez",
-                "Name[ca]": "Aleix Pol Gonzalez",
-                "Name[cs]": "Aleix Pol Gonzalez",
-                "Name[de]": "Aleix Pol Gonzalez",
-                "Name[el]": "Aleix Pol Gonzalez",
-                "Name[en_GB]": "Aleix Pol Gonzalez",
-                "Name[es]": "Aleix Pol Gonzalez",
-                "Name[et]": "Aleix Pol Gonzalez",
-                "Name[fi]": "Aleix Pol Gonzalez",
-                "Name[fr]": "Aleix Pol Gonzalez",
-                "Name[gl]": "Aleix Pol Gonzalez",
-                "Name[it]": "Aleix Pol Gonzalez",
-                "Name[ko]": "Aleix Pol Gonzalez",
-                "Name[nl]": "Aleix Pol Gonzalez",
-                "Name[nn]": "Aleix Pol Gonzalez",
-                "Name[pl]": "Aleix Pol Gonzalez",
-                "Name[pt]": "Aleix Pol Gonzalez",
-                "Name[pt_BR]": "Aleix Pol Gonzalez",
-                "Name[ru]": "Aleix Pol Gonzalez",
-                "Name[sk]": "Aleix Pol Gonzalez",
-                "Name[sl]": "Aleix Pol Gonzalez",
-                "Name[sv]": "Aleix Pol Gonzalez",
-                "Name[uk]": "Aleix Pol Gonzalez",
-                "Name[x-test]": "xxAleix Pol Gonzalezxx",
-                "Name[zh_CN]": "Aleix Pol Gonzalez",
-                "Name[zh_TW]": "Aleix Pol Gonzalez"
-            }
-        ],
-        "Description": "Scientific calculator",
-        "Description[ca@valencia]": "Calculadora científica",
-        "Description[ca]": "Calculadora científica",
-        "Description[cs]": "Vědecká kalkulačka",
-        "Description[de]": "Wissenschaftlicher Taschenrechner",
-        "Description[el]": "Επιστημονική αριθμομηχανή",
-        "Description[en_GB]": "Scientific calculator",
-        "Description[es]": "Calculadora científica",
-        "Description[et]": "Teaduslik kalkulaator",
-        "Description[fi]": "Tieteellinen laskin",
-        "Description[fr]": "Calculatrice scientifique",
-        "Description[gl]": "Calculadora científica",
-        "Description[it]": "Calcolatrice scientifica",
-        "Description[ko]": "공학용 계산기",
-        "Description[nl]": "Wetenschappelijke rekenmachine",
-        "Description[nn]": "Vitskapleg kalkulator",
-        "Description[pl]": "Kalkulator naukowy",
-        "Description[pt]": "Calculadora científica",
-        "Description[pt_BR]": "Calculadora científica",
-        "Description[ru]": "Инженерный калькулятор",
-        "Description[sk]": "Vedecká kalkulačka",
-        "Description[sl]": "Znanstveno računalo",
-        "Description[sv]": "Vetenskaplig räknare",
-        "Description[uk]": "Інженерний калькулятор",
-        "Description[x-test]": "xxScientific calculatorxx",
-        "Description[zh_CN]": "科学计算器",
-        "Description[zh_TW]": "科學計算機",
-        "Icon": "utilities-terminal",
-        "Name": "Calculator",
-        "Name[ca@valencia]": "Calculadora",
-        "Name[ca]": "Calculadora",
-        "Name[cs]": "Kalkulačka",
-        "Name[de]": "Rechner",
-        "Name[el]": "Αριθμομηχανή",
-        "Name[en_GB]": "Calculator",
-        "Name[es]": "Calculadora",
-        "Name[et]": "Kalkulaator",
-        "Name[fi]": "Laskin",
-        "Name[fr]": "Calculatrice",
-        "Name[gl]": "Calculadora",
-        "Name[it]": "Calcolatrice",
-        "Name[ko]": "계산기",
-        "Name[nl]": "Rekenmachine",
-        "Name[nn]": "Kalkulator",
-        "Name[pl]": "Kalkulator",
-        "Name[pt]": "Calculadora",
-        "Name[pt_BR]": "Calculadora",
-        "Name[ru]": "Калькулятор",
-        "Name[sk]": "Kalkulačka",
-        "Name[sl]": "Računalo",
-        "Name[sv]": "Räknare",
-        "Name[uk]": "Калькулятор",
-        "Name[x-test]": "xxCalculatorxx",
-        "Name[zh_CN]": "计算器",
-        "Name[zh_TW]": "計算機"
-    },
-    "X-KAlgebra-Priority": "1000",
-    "X-KDE-PluginInfo-Name": "Console.qml"
-}

mobile/plugins/kalgebradictionary.json

-{
-    "KPlugin": {
-        "Authors": [
-            {
-                "Name": "Artur Puzio",
-                "Name[ca@valencia]": "Artur Puzio",
-                "Name[ca]": "Artur Puzio",
-                "Name[cs]": "Artur Puzio",
-                "Name[de]": "Artur Puzio",
-                "Name[el]": "Artur Puzio",
-                "Name[en_GB]": "Artur Puzio",
-                "Name[es]": "Artur Puzio",
-                "Name[et]": "Artur Puzio",
-                "Name[fi]": "Artur Puzio",
-                "Name[fr]": "Artur Puzio",
-                "Name[gl]": "Artur Puzio",
-                "Name[it]": "Artur Puzio",
-                "Name[ko]":