From a81c7e6e5b2fe2c4d9cf228bf874a4ac0cd8327c Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Tue, 29 Mar 2016 10:57:50 +0200
Subject: [PATCH] Added preset export/import to/from base64 text file

---
 .gitignore                   |   1 +
 sdrbase/mainwindow.cpp       |  80 ++++++++++++++++++
 sdrbase/mainwindow.h         |   2 +
 sdrbase/mainwindow.ui        | 153 ++++++++++++++---------------------
 sdrbase/resources/export.png | Bin 0 -> 1075 bytes
 sdrbase/resources/import.png | Bin 0 -> 1049 bytes
 sdrbase/resources/res.qrc    |   3 +
 7 files changed, 147 insertions(+), 92 deletions(-)
 create mode 100644 sdrbase/resources/export.png
 create mode 100644 sdrbase/resources/import.png

diff --git a/.gitignore b/.gitignore
index 5901da274..1eedf653a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@ CMakeLists.txt.user*
 build/*
 qtbuild/*
 sdriq/*
+presets/*
 LOCAL/*
 sdrangelove.supp
 .cproject
diff --git a/sdrbase/mainwindow.cpp b/sdrbase/mainwindow.cpp
index 04b6c0065..659d292f4 100644
--- a/sdrbase/mainwindow.cpp
+++ b/sdrbase/mainwindow.cpp
@@ -19,6 +19,10 @@
 #include <QMessageBox>
 #include <QLabel>
 #include <QComboBox>
+#include <QFile>
+#include <QFileDialog>
+#include <QTextStream>
+
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include "audio/audiodeviceinfo.h"
@@ -529,6 +533,82 @@ void MainWindow::on_presetUpdate_clicked()
 	}
 }
 
+void MainWindow::on_presetExport_clicked()
+{
+	QTreeWidgetItem* item = ui->presetTree->currentItem();
+
+	if(item != 0) {
+		if(item->type() == PItem)
+		{
+			const Preset* preset = qvariant_cast<const Preset*>(item->data(0, Qt::UserRole));
+			QString base64Str = preset->serialize().toBase64();
+			QString fileName = QFileDialog::getSaveFileName(this,
+			    tr("Open preset export file"), ".", tr("Preset export files (*.prex)"));
+
+			if (fileName != "")
+			{
+				QFile exportFile(fileName);
+
+				if (exportFile.open(QIODevice::WriteOnly | QIODevice::Text))
+				{
+					QTextStream outstream(&exportFile);
+					outstream << base64Str;
+					exportFile.close();
+				}
+				else
+				{
+			    	QMessageBox::information(this, tr("Message"), tr("Cannot open file for writing"));
+				}
+			}
+		}
+	}
+}
+
+void MainWindow::on_presetImport_clicked()
+{
+	QTreeWidgetItem* item = ui->presetTree->currentItem();
+
+	if(item != 0)
+	{
+		QString group;
+
+		if (item->type() == PGroup)	{
+			group = item->text(0);
+		} else if (item->type() == PItem) {
+			group = item->parent()->text(0);
+		} else {
+			return;
+		}
+
+		QString fileName = QFileDialog::getOpenFileName(this,
+		    tr("Open preset export file"), ".", tr("Preset export files (*.prex)"));
+
+		if (fileName != "")
+		{
+			QFile exportFile(fileName);
+
+			if (exportFile.open(QIODevice::ReadOnly | QIODevice::Text))
+			{
+				QByteArray base64Str;
+				QTextStream instream(&exportFile);
+				instream >> base64Str;
+				exportFile.close();
+
+				Preset* preset = new Preset();
+				preset->deserialize(QByteArray::fromBase64(base64Str));
+				preset->setGroup(group);
+
+				savePresetSettings(preset);
+				ui->presetTree->setCurrentItem(addPresetToTree(preset));
+			}
+			else
+			{
+				QMessageBox::information(this, tr("Message"), tr("Cannot open file for reading"));
+			}
+		}
+	}
+}
+
 void MainWindow::on_settingsSave_clicked()
 {
 	saveSettings();
diff --git a/sdrbase/mainwindow.h b/sdrbase/mainwindow.h
index 88f5f45db..585c9c826 100644
--- a/sdrbase/mainwindow.h
+++ b/sdrbase/mainwindow.h
@@ -144,6 +144,8 @@ private slots:
 	void on_action_View_Fullscreen_toggled(bool checked);
 	void on_presetSave_clicked();
 	void on_presetUpdate_clicked();
+	void on_presetExport_clicked();
+	void on_presetImport_clicked();
 	void on_settingsSave_clicked();
 	void on_presetLoad_clicked();
 	void on_presetDelete_clicked();
diff --git a/sdrbase/mainwindow.ui b/sdrbase/mainwindow.ui
index 6d033638b..41bbd3b58 100644
--- a/sdrbase/mainwindow.ui
+++ b/sdrbase/mainwindow.ui
@@ -33,16 +33,7 @@
     </font>
    </property>
    <layout class="QVBoxLayout" name="verticalLayout_2">
-    <property name="leftMargin">
-     <number>0</number>
-    </property>
-    <property name="topMargin">
-     <number>0</number>
-    </property>
-    <property name="rightMargin">
-     <number>0</number>
-    </property>
-    <property name="bottomMargin">
+    <property name="margin">
      <number>0</number>
     </property>
     <item>
@@ -75,7 +66,7 @@
      <x>0</x>
      <y>0</y>
      <width>1012</width>
-     <height>22</height>
+     <height>20</height>
     </rect>
    </property>
    <widget class="QMenu" name="menu_File">
@@ -180,16 +171,7 @@
    </attribute>
    <widget class="QWidget" name="dockWidgetContents">
     <layout class="QGridLayout" name="gridLayout_6">
-     <property name="leftMargin">
-      <number>2</number>
-     </property>
-     <property name="topMargin">
-      <number>2</number>
-     </property>
-     <property name="rightMargin">
-      <number>2</number>
-     </property>
-     <property name="bottomMargin">
+     <property name="margin">
       <number>2</number>
      </property>
      <property name="spacing">
@@ -215,7 +197,7 @@
        </property>
       </widget>
      </item>
-     <item row="5" column="9">
+     <item row="5" column="12">
       <widget class="QToolButton" name="presetLoad">
        <property name="toolTip">
         <string>Load selected preset</string>
@@ -235,7 +217,7 @@
        </property>
       </widget>
      </item>
-     <item row="5" column="7" colspan="2">
+     <item row="5" column="10" colspan="2">
       <spacer name="horizontalSpacer_3">
        <property name="orientation">
         <enum>Qt::Horizontal</enum>
@@ -248,7 +230,7 @@
        </property>
       </spacer>
      </item>
-     <item row="5" column="5">
+     <item row="5" column="8">
       <widget class="QToolButton" name="presetDelete">
        <property name="toolTip">
         <string>Delete selected preset</string>
@@ -268,7 +250,7 @@
        </property>
       </widget>
      </item>
-     <item row="1" column="1" rowspan="4" colspan="9">
+     <item row="1" column="1" rowspan="4" colspan="12">
       <widget class="QTreeWidget" name="presetTree">
        <property name="allColumnsShowFocus">
         <bool>true</bool>
@@ -305,7 +287,7 @@
        </property>
       </widget>
      </item>
-     <item row="5" column="4">
+     <item row="5" column="7">
       <spacer name="horizontalSpacer">
        <property name="orientation">
         <enum>Qt::Horizontal</enum>
@@ -338,6 +320,47 @@
        </property>
       </widget>
      </item>
+     <item row="5" column="5">
+      <widget class="QToolButton" name="presetExport">
+       <property name="toolTip">
+        <string>Export current preset to file</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="resources/res.qrc">
+         <normaloff>:/export.png</normaloff>:/export.png</iconset>
+       </property>
+      </widget>
+     </item>
+     <item row="5" column="4">
+      <spacer name="horizontalSpacer_2">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item row="5" column="6">
+      <widget class="QToolButton" name="presetImport">
+       <property name="toolTip">
+        <string>Import preset from file into current group</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="resources/res.qrc">
+         <normaloff>:/import.png</normaloff>:/import.png</iconset>
+       </property>
+      </widget>
+     </item>
     </layout>
    </widget>
   </widget>
@@ -359,16 +382,7 @@
      <property name="spacing">
       <number>3</number>
      </property>
-     <property name="leftMargin">
-      <number>2</number>
-     </property>
-     <property name="topMargin">
-      <number>2</number>
-     </property>
-     <property name="rightMargin">
-      <number>2</number>
-     </property>
-     <property name="bottomMargin">
+     <property name="margin">
       <number>2</number>
      </property>
      <item>
@@ -399,16 +413,7 @@
      <property name="spacing">
       <number>3</number>
      </property>
-     <property name="leftMargin">
-      <number>2</number>
-     </property>
-     <property name="topMargin">
-      <number>2</number>
-     </property>
-     <property name="rightMargin">
-      <number>2</number>
-     </property>
-     <property name="bottomMargin">
+     <property name="margin">
       <number>2</number>
      </property>
      <item>
@@ -439,16 +444,7 @@
      <property name="spacing">
       <number>3</number>
      </property>
-     <property name="leftMargin">
-      <number>2</number>
-     </property>
-     <property name="topMargin">
-      <number>2</number>
-     </property>
-     <property name="rightMargin">
-      <number>2</number>
-     </property>
-     <property name="bottomMargin">
+     <property name="margin">
       <number>2</number>
      </property>
      <item>
@@ -469,10 +465,7 @@
     <string>E&amp;xit</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
    <property name="shortcut">
     <string>Ctrl+Q</string>
@@ -483,10 +476,7 @@
     <string>&amp;Start</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
    <property name="shortcut">
     <string>F5</string>
@@ -497,10 +487,7 @@
     <string>&amp;Stop</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
    <property name="shortcut">
     <string>F6</string>
@@ -514,10 +501,7 @@
     <string>&amp;Fullscreen</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
    <property name="shortcut">
     <string>F11</string>
@@ -539,10 +523,7 @@
     <string>&amp;About SDRangel...</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
   </action>
   <action name="action_Preferences">
@@ -550,10 +531,7 @@
     <string>&amp;Preferences...</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
   </action>
   <action name="action_Loaded_Plugins">
@@ -561,10 +539,7 @@
     <string>Loaded &amp;Plugins...</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
   </action>
   <action name="action_Start_Recording">
@@ -572,10 +547,7 @@
     <string>Start Recording</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
    <property name="shortcut">
     <string>F7</string>
@@ -586,10 +558,7 @@
     <string>Stop Recording</string>
    </property>
    <property name="font">
-    <font>
-     <family>Sans Serif</family>
-     <pointsize>9</pointsize>
-    </font>
+    <font/>
    </property>
    <property name="shortcut">
     <string>F8</string>
diff --git a/sdrbase/resources/export.png b/sdrbase/resources/export.png
new file mode 100644
index 0000000000000000000000000000000000000000..da915cbe9df8526eed9decbdddd75a36d74513f2
GIT binary patch
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diff --git a/sdrbase/resources/import.png b/sdrbase/resources/import.png
new file mode 100644
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GIT binary patch
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diff --git a/sdrbase/resources/res.qrc b/sdrbase/resources/res.qrc
index 36cd44bd4..dc3d2a5f2 100644
--- a/sdrbase/resources/res.qrc
+++ b/sdrbase/resources/res.qrc
@@ -1,5 +1,8 @@
 <RCC>
   <qresource prefix="/">
+    <file>res.qrc</file>
+    <file>export.png</file>
+    <file>import.png</file>
     <file>compressed.png</file>
     <file>locked.png</file>
     <file>appicon.png</file>