Add FontDialog to QtQuick.Dialogs

As with FileDialog, it tries QPA, then QFontDialog, and falls back to
a QML implementation (which is also provided here) if neither type of
native dialog is available.

The update of plugins.qmltypes files will be in a separate commit.

Task-number: QTBUG-31852
Done-with: Shawn Rutledge <shawn.rutledge@digia.com>
Change-Id: I066ebbcf44c413af26020ddf8414252b99f5218b
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>

4 files changed, 163 insertions, 2 deletions

diff --git a/examples/quick/dialogs/systemdialogs/FontDialogs.qml b/examples/quick/dialogs/systemdialogs/FontDialogs.qml
new file mode 100644
index 0000000000..7d4328994b
--- /dev/null
+++ b/examples/quick/dialogs/systemdialogs/FontDialogs.qml
@@ -0,0 +1,153 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 Digia Plc 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 2.2
+import QtQuick.Dialogs 1.1
+import "../../shared"
+
+Rectangle {
+    width: 320
+    height: 360
+    color: palette.window
+    SystemPalette { id: palette }
+    clip: true
+
+    FontDialog {
+        id: fontDialog
+        visible: fontDialogVisible.checked
+        modality: fontDialogModal.checked ? Qt.WindowModal : Qt.NonModal
+        scalableFonts: fontDialogScalableFonts.checked
+        nonScalableFonts: fontDialogNonScalableFonts.checked
+        monospacedFonts: fontDialogMonospacedFonts.checked
+        proportionalFonts: fontDialogProportionalFonts.checked
+        title: "Choose a font"
+        font: Qt.font({ family: "Arial", pointSize: 24, weight: Font.Normal })
+        onAccepted: { console.log("Accepted: " + font) }
+        onRejected: { console.log("Rejected") }
+    }
+
+    Column {
+        id: optionsColumn
+        anchors.fill: parent
+        anchors.margins: 12
+        spacing: 8
+        Text {
+            font.bold: true
+            text: "Font dialog properties:"
+        }
+        CheckBox {
+            id: fontDialogModal
+            text: "Modal"
+            checked: true
+            Binding on checked { value: fontDialog.modality != Qt.NonModal }
+        }
+        CheckBox {
+            id: fontDialogScalableFonts
+            text: "Scalable fonts"
+            Binding on checked { value: fontDialog.scalableFonts }
+        }
+        CheckBox {
+            id: fontDialogNonScalableFonts
+            text: "Non scalable fonts"
+            Binding on checked { value: fontDialog.nonScalableFonts }
+        }
+        CheckBox {
+            id: fontDialogMonospacedFonts
+            text: "Monospaced fonts"
+            Binding on checked { value: fontDialog.monospacedFonts }
+        }
+        CheckBox {
+            id: fontDialogProportionalFonts
+            text: "Proportional fonts"
+            Binding on checked { value: fontDialog.proportionalFonts }
+        }
+        CheckBox {
+            id: fontDialogVisible
+            text: "Visible"
+            Binding on checked { value: fontDialog.visible }
+        }
+        Text {
+            text: "Current font:"
+        }
+        Text {
+            id: fontLabel
+            color: palette.windowText
+            text: "<b>" + fontDialog.font.family + " - " + fontDialog.font.pointSize + "</b>"
+            MouseArea {
+                anchors.fill: parent
+                onClicked: fontDialog.open()
+            }
+        }
+    }
+
+    Rectangle {
+        anchors {
+            left: parent.left
+            right: parent.right
+            bottom: parent.bottom
+        }
+        height: buttonRow.height * 1.2
+        color: Qt.darker(palette.window, 1.1)
+        border.color: Qt.darker(palette.window, 1.3)
+        Row {
+            id: buttonRow
+            spacing: 6
+            anchors.verticalCenter: parent.verticalCenter
+            anchors.left: parent.left
+            anchors.leftMargin: 12
+            width: parent.width
+            Button {
+                text: "Open"
+                anchors.verticalCenter: parent.verticalCenter
+                onClicked: fontDialog.open()
+            }
+            Button {
+                text: "Close"
+                anchors.verticalCenter: parent.verticalCenter
+                onClicked: fontDialog.close()
+            }
+            Button {
+                text: "set to default"
+                anchors.verticalCenter: parent.verticalCenter
+                onClicked: fontDialog.font = Qt.font({ family: "Arial", pointSize: 24, weight: Font.Normal })
+            }
+        }
+    }
+}
diff --git a/examples/quick/dialogs/systemdialogs/systemdialogs.pro b/examples/quick/dialogs/systemdialogs/systemdialogs.pro
index 4e520d1a5d..4f1f71e389 100644
--- a/examples/quick/dialogs/systemdialogs/systemdialogs.pro
+++ b/examples/quick/dialogs/systemdialogs/systemdialogs.pro
@@ -7,7 +7,8 @@ RESOURCES += systemdialogs.qrc ../../shared/shared.qrc
 OTHER_FILES += \
     systemdialogs.qml \
     FileDialogs.qml \
-    ColorDialogs.qml
+    ColorDialogs.qml \
+    FontDialogs.qml
 
 target.path = $$[QT_INSTALL_EXAMPLES]/quick/dialogs/systemdialogs
 INSTALLS += target
diff --git a/examples/quick/dialogs/systemdialogs/systemdialogs.qml b/examples/quick/dialogs/systemdialogs/systemdialogs.qml
index 6ef1f4b507..167df94c40 100644
--- a/examples/quick/dialogs/systemdialogs/systemdialogs.qml
+++ b/examples/quick/dialogs/systemdialogs/systemdialogs.qml
@@ -38,7 +38,7 @@
 **
 ****************************************************************************/
 
-import QtQuick 2.0
+import QtQuick 2.2
 import "../../shared"
 
 TabSet {
@@ -56,4 +56,10 @@ TabSet {
         anchors.fill: parent
         color: "#e3e3e3" // to match tab.png
     }
+
+    FontDialogs {
+        property string title: "Font Dialog"
+        anchors.fill: parent
+        color: "#e3e3e3" // to match tab.png
+    }
 }
diff --git a/examples/quick/dialogs/systemdialogs/systemdialogs.qrc b/examples/quick/dialogs/systemdialogs/systemdialogs.qrc
index e9a46022b2..df576577af 100644
--- a/examples/quick/dialogs/systemdialogs/systemdialogs.qrc
+++ b/examples/quick/dialogs/systemdialogs/systemdialogs.qrc
@@ -3,5 +3,6 @@
         <file>systemdialogs.qml</file>
         <file>FileDialogs.qml</file>
         <file>ColorDialogs.qml</file>
+        <file>FontDialogs.qml</file>
     </qresource>
 </RCC>