From 97f7db4e6257c4f71a1a863d1d8aa887629ad273 Mon Sep 17 00:00:00 2001
From: Collin Kidder <collink@kkmfg.com>
Date: Wed, 3 Jun 2015 22:02:40 -0400
Subject: [PATCH] Added dynamic update support to flowView as well. As in the
 frame details view, it currently does not do realtime updates as frames come
 in but will update when a new file is loaded.

---
 flowviewwindow.cpp  | 38 ++++++++++++++++++++++++++++++++++++++
 flowviewwindow.h    |  1 +
 frameinfowindow.cpp | 21 ++++++++++++++++++++-
 3 files changed, 59 insertions(+), 1 deletion(-)

diff --git a/flowviewwindow.cpp b/flowviewwindow.cpp
index 23fbdbd..7dc3da5 100644
--- a/flowviewwindow.cpp
+++ b/flowviewwindow.cpp
@@ -1,5 +1,6 @@
 #include "flowviewwindow.h"
 #include "ui_flowviewwindow.h"
+#include "mainwindow.h"
 
 const QColor FlowViewWindow::graphColors[8] = {Qt::blue, Qt::green, Qt::black, Qt::red, //0 1 2 3
                                                Qt::gray, Qt::yellow, Qt::cyan, Qt::darkMagenta}; //4 5 6 7
@@ -59,6 +60,8 @@ FlowViewWindow::FlowViewWindow(QVector<CANFrame> *frames, QWidget *parent) :
     connect(ui->listFrameID, SIGNAL(currentTextChanged(QString)), this, SLOT(changeID(QString)));
     connect(playbackTimer, SIGNAL(timeout()), this, SLOT(timerTriggered()));
 
+    connect(MainWindow::getReference(), SIGNAL(framesUpdated(int)), this, SLOT(updatedFrames(int)));
+
     playbackTimer->setInterval(ui->spinPlayback->value()); //set the timer to the default value of the control
 
 }
@@ -84,6 +87,38 @@ FlowViewWindow::~FlowViewWindow()
     delete playbackTimer;
 }
 
+void FlowViewWindow::updatedFrames(int numFrames)
+{
+    if (numFrames == -1) //all frames deleted. Kill the display
+    {
+        ui->listFrameID->clear();
+        foundID.clear();
+        currentPosition = 0;
+        refreshIDList();
+        updateFrameLabel();
+        removeAllGraphs();
+        memset(refBytes, 0, 8);
+        memset(currBytes, 0, 8);
+        updateDataView();
+    }
+    else if (numFrames == -2) //all new set of frames. Reset
+    {
+        ui->listFrameID->clear();
+        foundID.clear();
+        currentPosition = 0;
+        refreshIDList();
+        if (ui->listFrameID->count() > 0)
+        {
+            changeID(ui->listFrameID->item(0)->text());
+            ui->listFrameID->setCurrentRow(0);
+        }
+        updateFrameLabel();
+    }
+    else //just got some new frames. See if they are relevant.
+    {
+    }
+}
+
 void FlowViewWindow::removeAllGraphs()
 {
   ui->graphView->clearGraphs();
@@ -145,6 +180,9 @@ void FlowViewWindow::changeID(QString newID)
     //parse the ID and then load up the frame cache with just messages with that ID.
     int id = newID.toInt(NULL, 16);
     frameCache.clear();
+
+    if (modelFrames->count() == 0) return;
+
     playbackTimer->stop();
     playbackActive = false;
     for (int x = 0; x < modelFrames->count(); x++)
diff --git a/flowviewwindow.h b/flowviewwindow.h
index c8ded34..889169d 100644
--- a/flowviewwindow.h
+++ b/flowviewwindow.h
@@ -28,6 +28,7 @@ private slots:
     void changeLooping(bool check);
     void timerTriggered();
     void changeID(QString);
+    void updatedFrames(int);
 
 private:
     Ui::FlowViewWindow *ui;
diff --git a/frameinfowindow.cpp b/frameinfowindow.cpp
index 8c9ffe5..82a32aa 100644
--- a/frameinfowindow.cpp
+++ b/frameinfowindow.cpp
@@ -50,7 +50,26 @@ void FrameInfoWindow::updatedFrames(int numFrames)
     }
     else //just got some new frames. See if they are relevant.
     {
-        //not done yet. :(
+        int currID = ui->listFrameID->currentItem()->text().toInt(NULL, 16);
+        bool foundID = false;
+        for (int x = modelFrames->count() - numFrames; x < modelFrames->count(); x++)
+        {
+            if (currID = modelFrames->at(x).ID)
+            {
+                foundID = true;
+                break;
+            }
+        }
+        if (foundID)
+        {
+            //the problem here is that it'll blast us out of the details as soon as this
+            //happens. The only way to do this properly is to actually traverse
+            //the details structure and change the text. We don't do that yet.
+            //so, the line is commented out. If people need to see the updated
+            //data they can click another ID and back and it'll be OK
+
+            //updateDetailsWindow(ui->listFrameID->currentItem()->text());
+        }
     }
 }