Add Qml Coding Style

Plus some C++ tweaks

CodingStyle.cc

@@ -21,15 +21,9 @@
  
  ======================================================================*/
 
-// The above copyright block should be at the top of every file.
-
-/// @file
-///     @brief This is an example class c++ file which is used to describe the QGroundControl
-///             coding style. In general almost everything in here has some coding style meaning.
-///             For example, note how this doxygen block uses the /// variant as the preferred style
-///             of doxygen marker. Not all style choices are explained.
-///
-///     @author Don Gagne <don@thegagnes.com>
+// This is an example class c++ file which is used to describe the QGroundControl
+// coding style. In general almost everything in here has some coding style meaning.
+// Not all style choices are explained.
 
 #include "CodingStyle.h"
 #include "QGCApplication.h"

CodingStyle.h

@@ -21,18 +21,12 @@
  
  ======================================================================*/
 
-// The above copyright block should be at the top of every file.
+// This is an example class header file which is used to describe the QGroundControl
+// coding style. In general almost everything in here has some coding style meaning.
+// Not all style choices are explained.
 
-/// @file
-///     @brief This is an example class header file which is used to describe the QGroundControl
-///             coding style. In general almost everything in here has some coding style meaning.
-///             For example, note how this doxygen block uses the /// variant as the preferred style
-///             of doxygen marker. Not all style choices are explained.
-///
-///     @author Don Gagne <don@thegagnes.com>
-
-#ifndef CODINGSTYLE_H
-#define CODINGSTYLE_H
+#ifndef CodingStyle_H
+#define CodingStyle_H
 
 #include <QObject>
 #include <QMap>
@@ -44,7 +38,7 @@
 #include "Fact.h"
 #include "UASInterface.h"
 
-// Note how the Qt headers, Syste, headers and the QGroundControl headers above are kept in seperate groups
+// Note how the Qt headers, System, headers and the QGroundControl headers above are kept in seperate groups
 
 // If you are going to use a logging category for a class it should have the same name as the class
 // with a suffix of Log.
@@ -100,4 +94,4 @@ private:
     static const int _privateStaticVariable;
 };
 
-#endif
+#endif

CodingStyle.qml

@@ -0,0 +1,77 @@
+/*=====================================================================
+
+QGroundControl Open Source Ground Control Station
+
+(c) 2009, 2015 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+
+This file is part of the QGROUNDCONTROL project
+
+    QGROUNDCONTROL is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    QGROUNDCONTROL is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.
+
+======================================================================*/
+
+import QtQuick          2.4
+import QtQuick.Controls 1.3
+
+import QGroundControl               1.0
+import QGroundControl.ScreenTools   1.0
+import QGroundControl.Controls      1.0
+import QGroundControl.Palette       1.0
+
+/// This is an example Qml file which is used to describe the QGroundControl coding style.
+/// In general almost everything in here has some coding style meaning including order of
+/// code. Not all style choices are explained. If there is any confusison please ask
+/// and we'll answer and update style as needed.
+Item {
+    // Property binding to item properties
+    width:  ScreenTools.defaultFontPixelHeight * 10 // No hardcoded sizing. All sizing must be relative to a ScreenTools font size
+    height: ScreenTools.defaultFontPixelHeight * 20
+
+    // Property definitions available to consumers of this Qml Item come first
+    property int    myIntProperty:  10
+    property real   myRealProperty: 20.0
+
+    // Property definitions which are internal to the item are prepending with an underscore
+    // to signal private and come second
+    readonly property real _rectWidth:  ScreenTools.defaultFontPixelWidth * 10  // Use readonly appropriately to increase binding performance
+    readonly property real _rectHeight: ScreenTools.defaultFontPixelWidth * 10
+
+    function myFunction() {
+        console.log("myFunction was called")
+    }
+
+    QGCPalette {
+        id:                 qgcPal  // Not how id does not use an underscore
+        colorGroupEnabled:  enabled
+    }
+
+    // You should always use the QGC provided variants of base control since they automatically support
+    // our theming and font support.
+    QGCButton {
+        // Also not how there is no id: specified for this control. Only add id: if it is needed.
+        text: "Button"
+
+        onClicked: myFunction()
+    }
+
+    Rectangle {
+        width:  _rectWidth
+        height: _rectHeight
+        color:  qgcPal.window   // Use QGC palette colors for everything, no hardcoded colors
+    }
+
+    // For scoped blocks which are long include a comment so you can tell what the brace is matching.
+    // This is very handy when the top level brace scrolls off the screen. The endbrace comment in this
+    // specific file is only included as style info. This example code is not long enough to really need it.
+} // Item - CodingStyle