Add extraInfo processing

Implement processing of user request for extra info for a selected
process and show a pop-up with the information returned by the
back-end.

Change-Id: Ief4e18d561e83877d57f984d8db3163c1cd314ac
Signed-off-by: Vitaly Wool <vitaly.wool@konsulko.com>

3 files changed, 53 insertions, 0 deletions

diff --git a/app/main.qml b/app/main.qml
index 58f63a6..a76aaa8 100644
--- a/app/main.qml
+++ b/app/main.qml
@@ -1,6 +1,7 @@
 import QtQuick 2.6
 import QtQuick.Window 2.2
 import QtQuick.Controls 1.4
+import QtQuick.Controls 2.0 as NewControls
 import QtQuick.Layouts 1.1
 import TaskManager 1.0
 
@@ -40,6 +41,10 @@ Window {
         Component.onCompleted: {
             taskmgr.open(bindingAddress);
         }
+
+        onShowProcessInfo: {
+            infoPopup.infoText = info_;
+        }
     }
 
     ListModel {
@@ -60,10 +65,30 @@ Window {
                 id: buttonRowLayout
                 spacing: 6
 
+                NewControls.Popup {
+                    id: infoPopup
+                    x: 200
+                    y: 200
+                    width: 300
+                    height: 200
+                    modal: true
+                    focus: true
+                    closePolicy: NewControls.Popup.CloseOnPressOutsideParent
+                    property var infoText: "Getting extra information for process"
+                    function doOpen(tid) {
+                        taskmgr.getExtraInfo(tid)
+                        infoPopup.open()
+                    }
+                    contentItem: Text {
+                        text: infoPopup.infoText
+                    }
+                }
+
                 Button {
                     id: infoButton
                     text: "Info"
                     enabled: tableView.currentRow != -1
+                    onClicked: infoPopup.doOpen(libraryModel.get(tableView.currentRow).tid)
                 }
 
                 Button {
diff --git a/app/taskmanager.cpp b/app/taskmanager.cpp
index 3b0d1e7..ece6d83 100644
--- a/app/taskmanager.cpp
+++ b/app/taskmanager.cpp
@@ -33,6 +33,10 @@ void TaskManager::kill(int tid) {
 	callService("kill_process", QJsonValue(tid));
 }
 
+void TaskManager::getExtraInfo(int tid) {
+	callService("get_extra_info", QJsonValue(tid));
+}
+
 void TaskManager::query() {
 	callService("get_process_list",
 		QJsonValue(QJsonObject({{"processes", QJsonValue()}})));
@@ -63,6 +67,10 @@ void TaskManager::ProcessResponse(Message *message)
 		QJsonArray processes = message->replyData()["processes"].toArray();
 		ProcessResponseTasklist(processes);
 	}
+	if (QString::compare(msgType, "extraInfo") == 0) {
+		QJsonObject info = message->replyData()["info"].toObject();
+		ProcessResponseExtraInfo(info);
+	}
 	// more response types to follow
 }
 
@@ -119,3 +127,20 @@ void TaskManager::ProcessResponseTasklist(QJsonArray& processes)
 	}
 	m_procinfos = procs;
 }
+
+void TaskManager::ProcessResponseExtraInfo(QJsonObject &info)
+{
+	QString infoString;
+
+	if (info.size() == 0) {
+		// this is not a valid process list response
+		QTextStream(&infoString) << "procces is not available";
+	} else {
+		infoString = "Task : " + info["cmd"].toString() + "\n"
+			+ "Exec start : " + info["exec_start"].toString() + "\n"
+			+ "Exec runtime : " + info["vruntime"].toString() + "\n"
+			+ "Prio : " + info["prio"].toString();
+	}
+
+	emit showProcessInfo(infoString);
+}
diff --git a/app/taskmanager.h b/app/taskmanager.h
index a874c22..0bd53d5 100644
--- a/app/taskmanager.h
+++ b/app/taskmanager.h
@@ -20,12 +20,14 @@ public:
 
 	Q_INVOKABLE void open(const QUrl& url);
 	Q_INVOKABLE void kill(int tid);
+	Q_INVOKABLE void getExtraInfo(int tid);
 	QTimer *timer;
 
 signals:
 	void updateProcess(const QString& cmd_, int tid_, int euid_, double scpu_, double ucpu_, double resident_memory_, const QString& state_);
 	void addProcess(const QString& cmd_, int tid_, int euid_, double scpu_, double ucpu_, double resident_memory_, const QString& state_);
 	void removeProcess(int tid_);
+	void showProcessInfo(const QString info_);
 
 private slots:
 	void query();
@@ -39,6 +41,7 @@ private:
 
 	void ProcessResponse(Message *message);
 	void ProcessResponseTasklist(QJsonArray& processes);
+	void ProcessResponseExtraInfo(QJsonObject& info);
 };
 
 #endif // TASKMANAGER_H