Implement support for quitting apps

app/backend/computermanager.cpp

@@ -51,6 +51,7 @@ NvComputer::NvComputer(QSettings& settings)
     this->appVersion = nullptr;
     this->maxLumaPixelsHEVC = 0;
     this->serverCodecModeSupport = 0;
+    this->pendingQuit = false;
 }
 
 void
@@ -135,6 +136,7 @@ NvComputer::NvComputer(QString address, QString serverInfo)
     this->gfeVersion = NvHTTP::getXmlString(serverInfo, "GfeVersion");
     this->activeAddress = address;
     this->state = NvComputer::CS_ONLINE;
+    this->pendingQuit = false;
 }
 
 bool NvComputer::wake()
@@ -508,7 +510,7 @@ ComputerManager::handleComputerStateChanged(NvComputer* computer)
 
     if (computer->pendingQuit && computer->currentGameId == 0) {
         computer->pendingQuit = false;
-        emit quitAppCompleted(nullptr);
+        emit quitAppCompleted(QVariant());
     }
 
     // Save updated hosts to QSettings

app/backend/computermanager.h

@@ -272,7 +272,7 @@ signals:
 
     void computerAddCompleted(QVariant success);
 
-    void quitAppCompleted(QString error);
+    void quitAppCompleted(QVariant error);
 
 private slots:
     void handleComputerStateChanged(NvComputer* computer);

app/gui/AppView.qml

@@ -1,4 +1,5 @@
 import QtQuick 2.9
+import QtQuick.Dialogs 1.3
 import QtQuick.Controls 2.2
 
 import AppModel 1.0
@@ -50,12 +51,6 @@ GridView {
     delegate: Item {
         width: 200; height: 300;
 
-        Component.onCompleted: {
-            if (model.running) {
-                appNameText.text = "<font color=\"green\">Running</font><font color=\"white\"> - </font>" + appNameText.text
-            }
-        }
-
         Image {
             id: appIcon
             anchors.horizontalCenter: parent.horizontalCenter;
@@ -68,7 +63,15 @@ GridView {
 
         Text {
             id: appNameText
-            text: model.name
+            text: {
+                if (model.running) {
+                    return "<font color=\"green\">Running</font><font color=\"white\"> - </font>" + model.name
+                }
+                else {
+                    return model.name
+                }
+            }
+
             color: "white"
 
             width: parent.width
@@ -80,16 +83,86 @@ GridView {
             elide: Text.ElideRight
         }
 
+        function launchOrResumeSelectedApp()
+        {
+            var runningIndex = appModel.getRunningAppIndex()
+            if (runningIndex >= 0 && runningIndex !== index) {
+                quitAppDialog.appName = appModel.getRunningAppName()
+                quitAppDialog.segueToStream = true
+                quitAppDialog.open()
+                return
+            }
+
+            var component = Qt.createComponent("StreamSegue.qml")
+            var segue = component.createObject(stackView)
+            segue.appName = model.name
+            segue.session = appModel.createSessionForApp(index)
+            stackView.push(segue)
+        }
+
+        MessageDialog {
+            id: quitAppDialog
+            modality:Qt.WindowModal
+            property string appName : "";
+            property bool segueToStream : false
+            text:"Are you sure you want to quit " + appName +"? Any unsaved progress will be lost."
+            standardButtons: StandardButton.Yes | StandardButton.No
+            onYes: {
+                var component = Qt.createComponent("QuitSegue.qml")
+                var segue = component.createObject(stackView)
+                segue.appName = appName
+                if (segueToStream) {
+                    // Store the session and app name if we're going to stream after
+                    // successfully quitting the old app.
+                    segue.nextAppName = model.name
+                    segue.nextSession = appModel.createSessionForApp(index)
+                }
+                else {
+                    segue.nextAppName = null
+                    segue.nextSession = null
+                }
+
+                stackView.push(segue)
+
+                // Trigger the quit after pushing the quit segue on screen
+                appModel.quitRunningApp()
+            }
+        }
+
         MouseArea {
             anchors.fill: parent
+            acceptedButtons: Qt.LeftButton | Qt.RightButton
             onClicked: {
-                // TODO: Check if a different game is running
+                if (mouse.button === Qt.LeftButton) {
+                    // Nothing is running or this app is running
+                    launchOrResumeSelectedApp()
+                }
+                else {
+                    // Right click
+                    appContextMenu.open()
+                }
+            }
+        }
 
-                var component = Qt.createComponent("StreamSegue.qml")
+        Menu {
-                var segue = component.createObject(stackView)
+            id: appContextMenu
-                segue.appname = model.name
+            MenuItem {
-                segue.session = appModel.createSessionForApp(index)
+                text: model.running ? "Resume Game" : "Launch Game"
-                stackView.push(segue)
+                onTriggered: {
+                    appContextMenu.close()
+                    launchOrResumeSelectedApp()
+                }
+                height: visible ? implicitHeight : 0
+            }
+            MenuItem {
+                text: "Quit Game"
+                onTriggered: {
+                    quitAppDialog.appName = appModel.getRunningAppName()
+                    quitAppDialog.segueToStream = false
+                    quitAppDialog.open()
+                }
+                visible: model.running
+                height: visible ? implicitHeight : 0
             }
         }
     }

app/gui/QuitSegue.qml

@@ -0,0 +1,86 @@
+import QtQuick 2.0
+import QtQuick.Controls 2.2
+import QtQuick.Dialogs 1.3
+
+import ComputerManager 1.0
+import Session 1.0
+
+Item {
+    property string appName
+    property Session nextSession : null
+    property string nextAppName : ""
+
+    property string stageText : "Quitting " + appName + "..."
+
+    anchors.fill: parent
+
+    // The StackView will trigger a visibility change when
+    // we're pushed onto it, causing our onVisibleChanged
+    // routine to run, but only if we start as invisible
+    visible: false
+
+    function quitAppCompleted(error)
+    {
+        // Display a failed dialog if we got an error
+        if (error !== undefined) {
+            errorDialog.text = error
+            errorDialog.open()
+        }
+
+        // Exit this view
+        stackView.pop()
+
+        // If we're supposed to launch another game after this, do so now
+        if (error === undefined && nextSession !== null) {
+            var component = Qt.createComponent("StreamSegue.qml")
+            var segue = component.createObject(stackView)
+            segue.appName = nextAppName
+            segue.session = nextSession
+            stackView.push(segue)
+        }
+    }
+
+    onVisibleChanged: {
+        if (visible) {
+            // Connect the quit completion signal
+            ComputerManager.quitAppCompleted.connect(quitAppCompleted)
+
+            // We must be polling or we won't get the quitAppCompleted() callback
+            ComputerManager.startPolling()
+        }
+        else {
+            // Disconnect the signal
+            ComputerManager.quitAppCompleted.disconnect(quitAppCompleted)
+
+            // Stop polling when this view is not on top
+            ComputerManager.stopPollingAsync()
+        }
+    }
+
+    Row {
+        anchors.centerIn: parent
+        spacing: 5
+
+        BusyIndicator {
+            id: stageSpinner
+        }
+
+        Label {
+            id: stageLabel
+            height: stageSpinner.height
+            text: stageText
+            font.pointSize: 20
+            verticalAlignment: Text.AlignVCenter
+
+            wrapMode: Text.Wrap
+            color: "white"
+        }
+    }
+
+    MessageDialog {
+        id: errorDialog
+        modality:Qt.WindowModal
+        icon: StandardIcon.Critical
+        standardButtons: StandardButton.Ok
+    }
+}

app/gui/StreamSegue.qml

@@ -6,8 +6,8 @@ import Session 1.0
 
 Item {
     property Session session
-    property string appname
+    property string appName
-    property string stageText : "Starting " + appname + "..."
+    property string stageText : "Starting " + appName + "..."
 
     anchors.fill: parent
 

app/qml.qrc

@@ -6,5 +6,6 @@
         <file>gui/SettingsView.qml</file>
         <file>gui/StreamSegue.qml</file>
         <file>gui/GamepadMapper.qml</file>
+        <file>gui/QuitSegue.qml</file>
     </qresource>
 </RCC>