added TapAndHoldWidget.qml

1 files changed, 181 insertions, 0 deletions

diff --git a/multilayer-dashboard/TapAndHoldWidget.qml b/multilayer-dashboard/TapAndHoldWidget.qml
new file mode 100644
index 0000000..e140d7a
--- /dev/null
+++ b/multilayer-dashboard/TapAndHoldWidget.qml
@@ -0,0 +1,181 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module 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 Qt 4.7
+import Qt.labs.gestures 1.0
+
+Rectangle {
+    id: button
+
+    property string text : "Press me, Hold me"
+    property int counter : 0
+    property string bgColor: "steelblue"
+    property bool marked : false
+
+    property bool enabled : state != "disabled"
+
+    width: 300
+    height: 80
+    radius: 10
+
+    Rectangle {
+        id: background
+        anchors.fill: parent
+        radius: 10
+        opacity: 0.3
+        color: parent.bgColor
+    }
+
+    Rectangle {
+        id: mark
+        x: 10
+        y: 5
+        width: 0
+        height: 0
+        radius: 30
+        color: "black"
+        opacity: 1.0
+        smooth: true
+    }
+
+    function toggleMark() {
+        button.marked = !button.marked
+        if (button.marked) {
+            mark.width = 30
+            mark.height = 30
+        } else {
+            mark.width = 0
+            mark.height = 0
+        }
+    }
+
+    function increaseCounter() {
+        counter = counter + 1
+    }
+
+    Text {
+        id: labelText
+        text: parent.text + (counter ? " "+counter : "")
+        anchors.centerIn: parent
+    }
+
+    Rectangle {
+        id: stroke
+
+        x: parent.width * 0.3 / 2
+        anchors.verticalCenter: parent.verticalCenter
+        width: 0
+        height : 10
+
+        color: "red"
+        opacity: 1.0
+    }
+
+
+    states: [
+        State {
+            name: ""
+            PropertyChanges { target: background; opacity: 0.3 }
+            PropertyChanges { target: labelText; opacity: 1.0 }
+            PropertyChanges { target: stroke; width: 0 }
+        },
+        State {
+            name: "pressed"
+            PropertyChanges { target: background; opacity: 1.0 }
+        },
+        State {
+            name: "disabled"
+            PropertyChanges { target: background; opacity: 0.3 }
+            PropertyChanges { target: mark; opacity: 0.3 }
+            PropertyChanges { target: labelText; opacity: 0.3 }
+            PropertyChanges { target: stroke; width: stroke.parent.width * 0.7 }
+        }
+    ]
+    transitions: [
+        Transition {
+            from: "*"
+            to: "disabled"
+            PropertyAnimation { target: stroke; duration: 1000; property: "width" }
+        },
+        Transition {
+            from: "disabled"
+            to: ""
+            PropertyAnimation { target: stroke; duration: 1000; property: "width" }
+        }
+    ]
+
+    property bool handled: false
+
+    function isHorizontalSwipe(angle) {
+        if (angle > 150 && angle < 210)
+            return true;
+        if (angle > 330 || angle < 30)
+            return true;
+        return false;
+    }
+
+    GestureArea {
+        anchors.fill: parent
+
+        Tap {
+            when: button.enabled
+            onStarted: { button.state = "pressed" }
+            onCanceled: {
+                if (!button.handled) {
+                    button.state = "";
+                }
+            }
+            onFinished: {
+                if (!button.handled) {
+                    button.state = "";
+                    button.increaseCounter();
+                }
+                button.handled = false;
+            }
+        }
+
+        TapAndHold {
+            when: button.enabled
+            onFinished: { console.log("tap-and-hold"); button.toggleMark() }
+        }
+    }
+}
+
+