Added QML API for getting the limits for a specific radio band.

Using properties for the frequency step, minimum and maximum
frequency of the currently selected band.
Also updated the declarative-radio example to use the minimum
and maximum frequencies to show a tuner band for the radio.

Change-Id: I9f28f10e98e008c14b10bdc12b0727086cd45f0b
Reviewed-on: http://codereview.qt.nokia.com/3829
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Dmytro Poplavskiy <dmytro.poplavskiy@nokia.com>

1 files changed, 27 insertions, 3 deletions

diff --git a/examples/declarative-radio/view.qml b/examples/declarative-radio/view.qml
index e598cb354..cb7623497 100644
--- a/examples/declarative-radio/view.qml
+++ b/examples/declarative-radio/view.qml
@@ -46,11 +46,13 @@ Rectangle {
 
     Radio {
         id: radio
+        band: Radio.FM
     }
 
     Column {
         anchors.fill: parent
         anchors.margins: 5
+        spacing: 5
 
         Row {
 
@@ -61,7 +63,7 @@ Rectangle {
                 height: 200
 
                 verticalAlignment: Text.AlignVCenter
-                text: "" + radio.frequency / 1000 + " kHz";
+                text: "" + radio.frequency / 1000 + " kHz"
             }
             Text {
                 id: sig
@@ -74,6 +76,28 @@ Rectangle {
             }
         }
 
+        Row {
+            spacing: 5
+
+            Rectangle {
+                width: 350
+                height: 10
+
+                color: "black"
+
+                Rectangle {
+                    width: 5
+                    height: 10
+                    color: "red"
+
+                    y: 0
+                    x: (parent.width - 5) * ((radio.frequency - radio.minimumFrequency) / (radio.maximumFrequency -
+                    radio.minimumFrequency))
+
+                }
+            }
+        }
+
 
         Row {
             spacing: 5
@@ -119,7 +143,7 @@ Rectangle {
                     anchors.fill: parent
                     onClicked:  {
                         var f = radio.frequency;
-                        f = f - radio.frequencyStep(Radio.FM);
+                        f = f - radio.frequencyStep;
                         radio.setFrequency(f);
                     }
                 }
@@ -144,7 +168,7 @@ Rectangle {
                     anchors.fill: parent
                     onClicked:  {
                         var f = radio.frequency;
-                        f = f + radio.frequencyStep(Radio.FM);
+                        f = f + radio.frequencyStep;
                         radio.setFrequency(f);
                     }
                 }