QML-based WeatherInfo example, to demonstrate location position APIs

    * Unlike the old WeatherInfo, uses a QML-based UI, but still
      all c++ backend (model class approach)
    * Also PNG icons, so no dep on QtSVG
    * Includes a qdoc overview of the example with highlight snippets

Change-Id: Ib84a83177aaff220d728c6e54c9586ac9f2ea988
Reviewed-by: David Laing <david.laing@nokia.com>

1 files changed, 230 insertions, 0 deletions

diff --git a/examples/weatherinfo/weatherinfo.qml b/examples/weatherinfo/weatherinfo.qml
new file mode 100644
index 00000000..f3c521a5
--- /dev/null
+++ b/examples/weatherinfo/weatherinfo.qml
@@ -0,0 +1,230 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import "components"
+//! [0]
+import WeatherInfo 1.0
+
+Item {
+    id: window
+//! [0]
+    width: 360
+    height: 640
+
+    state: "loading"
+
+    states: [
+        State {
+            name: "loading"
+            PropertyChanges { target: main; opacity: 0 }
+            PropertyChanges { target: wait; opacity: 1 }
+        },
+        State {
+            name: "ready"
+            PropertyChanges { target: main; opacity: 1 }
+            PropertyChanges { target: wait; opacity: 0 }
+        }
+    ]
+//! [1]
+    AppModel {
+        id: model
+        onReadyChanged: {
+            if (model.ready)
+                window.state = "ready"
+            else
+                window.state = "loading"
+        }
+    }
+//! [1]
+    Item {
+        id: wait
+        anchors.fill: parent
+
+        Text {
+            text: "Loading weather data..."
+            anchors.centerIn: parent
+            font.pointSize: 18
+        }
+    }
+
+    Item {
+        id: main
+        anchors.fill: parent
+
+        Column {
+            spacing: 6
+
+            anchors {
+                fill: parent
+                topMargin: 6; bottomMargin: 6; leftMargin: 6; rightMargin: 6
+            }
+
+            Rectangle {
+                width: parent.width
+                height: 25
+                color: "lightgrey"
+
+                Text {
+                    text: (model.hasValidCity ? model.city : "Unknown location") + (model.useGps ? " (GPS)" : "")
+                    anchors.fill: parent
+                    horizontalAlignment: Text.AlignHCenter
+                    verticalAlignment: Text.AlignVCenter
+                }
+
+                MouseArea {
+                    anchors.fill: parent
+                    onClicked: {
+                        if (model.useGps) {
+                            model.useGps = false
+                            model.city = "Brisbane"
+                        } else {
+                            switch (model.city) {
+                            case "Brisbane":
+                                model.city = "Oslo"
+                                break
+                            case "Oslo":
+                                model.city = "Helsinki"
+                                break
+                            case "Helsinki":
+                                model.city = "New York"
+                                break
+                            case "New York":
+                                model.useGps = true
+                                break
+                            }
+                        }
+                    }
+                }
+            }
+
+//! [3]
+            BigForecastIcon {
+                id: current
+
+                width: main.width - 3
+                height: 2 * (main.height - 25 - 12) / 3
+
+                weather: (model.hasValidWeather
+                          ? model.weather.weather
+                          : "sunny")
+//! [3]
+                topText: (model.hasValidWeather
+                          ? model.weather.tempString
+                          : "??")
+                bottomText: (model.hasValidWeather
+                             ? model.weather.weatherDesc
+                             : "No weather data")
+
+                MouseArea {
+                    anchors.fill: parent
+                    onClicked: {
+                        model.refreshWeather()
+                    }
+                }
+//! [4]
+            }
+//! [4]
+
+            Row {
+                id: iconRow
+                spacing: 6
+
+                width: main.width - 3
+                height: (main.height - 25 - 24) / 3
+
+                property real iconWidth: iconRow.width / 4 - 10
+                property real iconHeight: iconRow.height
+
+                ForecastIcon {
+                    id: forecast1
+                    width: iconRow.iconWidth
+                    height: iconRow.iconHeight
+
+                    topText: (model.hasValidWeather ?
+                              model.forecast[0].dayOfWeek : "??")
+                    bottomText: (model.hasValidWeather ?
+                                 model.forecast[0].tempString : "??/??")
+                    weather: (model.hasValidWeather ?
+                              model.forecast[0].weather : "showers")
+                }
+                ForecastIcon {
+                    id: forecast2
+                    width: iconRow.iconWidth
+                    height: iconRow.iconHeight
+
+                    topText: (model.hasValidWeather ?
+                              model.forecast[1].dayOfWeek : "??")
+                    bottomText: (model.hasValidWeather ?
+                                 model.forecast[1].tempString : "??/??")
+                    weather: (model.hasValidWeather ?
+                              model.forecast[1].weather : "showers")
+                }
+                ForecastIcon {
+                    id: forecast3
+                    width: iconRow.iconWidth
+                    height: iconRow.iconHeight
+
+                    topText: (model.hasValidWeather ?
+                              model.forecast[2].dayOfWeek : "??")
+                    bottomText: (model.hasValidWeather ?
+                                 model.forecast[2].tempString : "??/??")
+                    weather: (model.hasValidWeather ?
+                              model.forecast[2].weather : "showers")
+                }
+                ForecastIcon {
+                    id: forecast4
+                    width: iconRow.iconWidth
+                    height: iconRow.iconHeight
+
+                    topText: (model.hasValidWeather ?
+                              model.forecast[3].dayOfWeek : "??")
+                    bottomText: (model.hasValidWeather ?
+                                 model.forecast[3].tempString : "??/??")
+                    weather: (model.hasValidWeather ?
+                              model.forecast[3].weather : "showers")
+                }
+
+            }
+        }
+    }
+//! [2]
+}
+//! [2]