[Dialogs] Add simple dialog

src/controls/controls.pro

@@ -15,6 +15,7 @@ QML_FILES += \
     qml/Checkbox.qml\
     qml/ButtonRow.qml \
     qml/QueryDialog.qml \
+    qml/Dialog.qml \
     qml/Header.qml \
     qml/HeaderToolsLayout.qml \
     qml/Slider.qml\

src/controls/qml/dialogs/Dialog.qml

+import QtQuick 2.6
+import QtQuick.Controls.Nemo 1.0
+
+Item {
+    id: shell
+    anchors.fill: parent
+    signal accepted()
+
+    property alias acceptText: accept.text
+    property alias headingText: heading.text
+    property alias subLabelText: subLabel.text
+
+    property real bgOpacity: 1;
+
+    property string icon: ""
+    property bool inline: true
+
+    function open(){
+        shell.visible = true
+    }
+
+    function close(){
+        shell.visible = false
+    }
+
+    visible: false
+
+    Rectangle {
+        id: shadow
+        width: parent.width
+        height: inline ? (parent.height-accept.height)/3 : parent.height-accept.height
+        opacity: shell.bgOpacity
+        color: Theme.backgroundColor
+        anchors.bottom: accept.top
+    }
+
+    Image{
+        id: icon
+        source: shell.icon
+        width: Theme.itemHeightMedium
+        height: width
+        anchors{
+            top: shell.top
+            topMargin: Theme.itemSpacingHuge
+            horizontalCenter: shell.horizontalCenter
+        }
+        visible: shell.icon != "" && !inline
+        fillMode: Image.PreserveAspectCrop
+    }
+
+    Label {
+        id: heading
+        width: parent.width*0.95
+        anchors{
+            centerIn: inline ? shadow : parent
+        }
+        horizontalAlignment: Text.AlignHCenter
+        font.weight: Theme.fontWeightLarge
+        font.pixelSize:  inline ? Theme.fontSizeTiny : Theme.fontSizeSmall
+        wrapMode: Text.Wrap
+    }
+
+    Label {
+         id:subLabel
+         width: parent.width*0.95
+         wrapMode: Text.Wrap
+         font.weight: Theme.fontWeightMedium
+         font.pixelSize:  inline ? Theme.fontSizeTiny : Theme.fontSizeSmall
+         horizontalAlignment: Text.AlignHCenter
+         anchors {
+             top:heading.bottom
+             topMargin: inline ? Theme.itemSpacingSmall : Theme.itemSpacingLarge
+             horizontalCenter: shell.horizontalCenter
+         }
+    }
+
+    Button {
+        id: accept
+        width: parent.width
+        height: Theme.itemHeightLarge
+        primary: true
+        anchors {
+            left: parent.left
+            bottom: parent.bottom
+        }
+        onClicked: {
+            shell.accepted()
+            close();
+        }
+    }
+}

src/controls/qml/dialogs/qmldir

 QueryDialog 1.0 QueryDialog.qml
+Dialog 1.0 Dialog.qml