From 1e04e5fb31154ff8fc62b16d1b16ef3365548d6f Mon Sep 17 00:00:00 2001
From: Collin Kidder <collink@kkmfg.com>
Date: Sun, 3 Jan 2016 18:37:58 -0500
Subject: [PATCH] Added the ability to save all frame details within the
 details screen to file.

---
 frameinfowindow.cpp | 62 +++++++++++++++++++++++++++++--
 frameinfowindow.h   |  4 ++
 frameinfowindow.ui  | 89 +++++++++++++++++++++++++--------------------
 3 files changed, 113 insertions(+), 42 deletions(-)

diff --git a/frameinfowindow.cpp b/frameinfowindow.cpp
index cc56a25..2c25331 100644
--- a/frameinfowindow.cpp
+++ b/frameinfowindow.cpp
@@ -13,8 +13,10 @@ FrameInfoWindow::FrameInfoWindow(const QVector<CANFrame> *frames, QWidget *paren
 
     modelFrames = frames;
 
-    connect(ui->listFrameID, SIGNAL(currentTextChanged(QString)), this, SLOT(updateDetailsWindow(QString)));
-    connect(MainWindow::getReference(), SIGNAL(framesUpdated(int)), this, SLOT(updatedFrames(int)));
+    connect(ui->listFrameID, &QListWidget::currentTextChanged, this, &FrameInfoWindow::updateDetailsWindow);
+    connect(MainWindow::getReference(), &MainWindow::framesUpdated, this, &FrameInfoWindow::updatedFrames);
+    connect(ui->btnSave, &QAbstractButton::clicked, this, &FrameInfoWindow::saveDetails);
+
 }
 
 void FrameInfoWindow::showEvent(QShowEvent* event)
@@ -230,7 +232,9 @@ void FrameInfoWindow::updateDetailsWindow(QString newID)
             }
         }
 
-        avgInterval = avgInterval / (frameCache.count() - 1);
+        if (frameCache.count() > 1)
+            avgInterval = avgInterval / (frameCache.count() - 1);
+        else avgInterval = 0;
 
         tempItem = new QTreeWidgetItem();
 
@@ -317,3 +321,55 @@ void FrameInfoWindow::refreshIDList()
     ui->listFrameID->sortItems();
     ui->lblFrameID->setText(tr("Frame IDs: (") + QString::number(ui->listFrameID->count()) + tr(" unique ids)"));
 }
+
+void FrameInfoWindow::saveDetails()
+{
+    QString filename;
+    QFileDialog dialog(this);
+
+    QStringList filters;
+    filters.append(QString(tr("Text File (*.txt)")));
+
+    dialog.setFileMode(QFileDialog::AnyFile);
+    dialog.setNameFilters(filters);
+    dialog.setViewMode(QFileDialog::Detail);
+    dialog.setAcceptMode(QFileDialog::AcceptSave);
+
+    if (dialog.exec() == QDialog::Accepted)
+    {
+        filename = dialog.selectedFiles()[0];
+        if (!filename.contains('.')) filename += ".txt";
+        if (dialog.selectedNameFilter() == filters[0])
+        {
+            QFile *outFile = new QFile(filename);
+
+            if (!outFile->open(QIODevice::WriteOnly | QIODevice::Text))
+            {
+                delete outFile;
+                return;
+            }
+
+            //go through all IDs, recalculate the data, and then save it to file
+            for (int i = 0; i < ui->listFrameID->count(); i++)
+            {
+                updateDetailsWindow(ui->listFrameID->item(i)->text());
+                dumpNode(ui->treeDetails->invisibleRootItem(), outFile, 0);
+                outFile->write("\n\n");
+            }
+
+            outFile->close();
+            delete outFile;
+        }
+    }
+}
+
+void FrameInfoWindow::dumpNode(QTreeWidgetItem* item, QFile *file, int indent)
+{
+    for (int i = 0; i < indent; i++) file->write("\t");
+    file->write(item->text(0).toUtf8());
+    file->write("\n");
+    for( int i = 0; i < item->childCount(); ++i )
+        dumpNode( item->child(i), file, indent + 1 );
+}
+
+
diff --git a/frameinfowindow.h b/frameinfowindow.h
index c22a7db..dc3ac57 100644
--- a/frameinfowindow.h
+++ b/frameinfowindow.h
@@ -2,7 +2,9 @@
 #define FRAMEINFOWINDOW_H
 
 #include <QDialog>
+#include <QFile>
 #include <QListWidget>
+#include <QTreeWidget>
 #include "can_structs.h"
 
 namespace Ui {
@@ -21,6 +23,7 @@ public:
 private slots:
     void updateDetailsWindow(QString);
     void updatedFrames(int);
+    void saveDetails();
 
 private:
     Ui::FrameInfoWindow *ui;
@@ -33,6 +36,7 @@ private:
     void closeEvent(QCloseEvent *event);
     void readSettings();
     void writeSettings();
+    void dumpNode(QTreeWidgetItem* item, QFile *file, int indent);
 };
 
 #endif // FRAMEINFOWINDOW_H
diff --git a/frameinfowindow.ui b/frameinfowindow.ui
index e8c5e6c..2b82ef0 100644
--- a/frameinfowindow.ui
+++ b/frameinfowindow.ui
@@ -13,53 +13,64 @@
   <property name="windowTitle">
    <string>Detailed Frame Information</string>
   </property>
-  <layout class="QHBoxLayout" name="horizontalLayout">
+  <layout class="QVBoxLayout" name="verticalLayout_2">
    <item>
-    <layout class="QVBoxLayout" name="verticalLayout_3">
+    <layout class="QHBoxLayout" name="horizontalLayout">
      <item>
-      <widget class="QLabel" name="lblFrameID">
-       <property name="text">
-        <string>Frame IDs:</string>
-       </property>
-      </widget>
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
+        <widget class="QLabel" name="lblFrameID">
+         <property name="text">
+          <string>Frame IDs:</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QListWidget" name="listFrameID">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Expanding">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>120</width>
+           <height>0</height>
+          </size>
+         </property>
+        </widget>
+       </item>
+      </layout>
      </item>
      <item>
-      <widget class="QListWidget" name="listFrameID">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Expanding">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>120</width>
-         <height>0</height>
-        </size>
-       </property>
-      </widget>
+      <layout class="QVBoxLayout" name="verticalLayout">
+       <item>
+        <widget class="QLabel" name="label_2">
+         <property name="text">
+          <string>Details:</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QTreeWidget" name="treeDetails">
+         <column>
+          <property name="text">
+           <string notr="true">1</string>
+          </property>
+         </column>
+        </widget>
+       </item>
+      </layout>
      </item>
     </layout>
    </item>
    <item>
-    <layout class="QVBoxLayout" name="verticalLayout">
-     <item>
-      <widget class="QLabel" name="label_2">
-       <property name="text">
-        <string>Details:</string>
-       </property>
-      </widget>
-     </item>
-     <item>
-      <widget class="QTreeWidget" name="treeDetails">
-       <column>
-        <property name="text">
-         <string notr="true">1</string>
-        </property>
-       </column>
-      </widget>
-     </item>
-    </layout>
+    <widget class="QPushButton" name="btnSave">
+     <property name="text">
+      <string>Save details to file</string>
+     </property>
+    </widget>
    </item>
   </layout>
  </widget>