update

example/MainPage.qml

@@ -55,6 +55,10 @@ FluWindow {
             text:"Rectangle"
             page:"qrc:/T_Rectangle.qml"
         }
+        ListElement{
+            text:"Expander"
+            page:"qrc:/T_Expander.qml"
+        }
         ListElement{
             text:"TreeView"
             page:"qrc:/T_TreeView.qml"
@@ -111,6 +115,7 @@ FluWindow {
             topMargin: 20
             bottomMargin: 52
         }
+        ScrollBar.vertical: ScrollBar { }
         boundsBehavior: Flickable.StopAtBounds
         clip: true
         width: 160

example/T_Expander.qml

@@ -0,0 +1,78 @@
+import QtQuick 2.15
+import QtQuick.Controls 2.15
+import QtQuick.Layouts 1.15
+import QtQuick.Window 2.15
+import QtGraphicalEffects 1.15
+import FluentUI 1.0
+
+Item {
+    FluText{
+        id:title
+        text:"Expander"
+        fontStyle: FluText.TitleLarge
+    }
+    ScrollView{
+        clip: true
+        width: parent.width
+        contentWidth: parent.width
+        anchors{
+            top: title.bottom
+            bottom: parent.bottom
+        }
+        Column{
+            spacing: 5
+            Item{
+                width: 1
+                height: 20
+            }
+            FluExpander{
+                headerText:"打开一个单选框"
+                Item{
+                    anchors.fill: parent
+                    ColumnLayout{
+                        spacing: 8
+                        anchors{
+                            top: parent.top
+                            left: parent.left
+                            topMargin: 15
+                            leftMargin: 15
+                        }
+                        Repeater{
+                            id:repeater
+                            property int selecIndex : 0
+                            model: 3
+                            delegate:  FluRadioButton{
+                                checked : repeater.selecIndex===index
+                                text:"RodioButton_"+index
+                                onClicked:{
+                                    repeater.selecIndex = index
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+
+            FluExpander{
+                Layout.topMargin: 20
+                headerText:"打开一个滑动文本框"
+                Item{
+                    anchors.fill: parent
+                    ScrollView{
+                        id:scrollview
+                        width: parent.width
+                        height: parent.height
+                        contentWidth: parent.width
+                        FluText{
+                            id:test
+                            width: scrollview.width
+                            wrapMode: Text.WrapAnywhere
+                            padding: 14
+                            text:"先帝创业未半而中道崩殂，今天下三分，益州疲弊，此诚危急存亡之秋也。然侍卫之臣不懈于内，忠志之士忘身于外者，盖追先帝之殊遇，欲报之于陛下也。诚宜开张圣听，以光先帝遗德，恢弘志士之气，不宜妄自菲薄，引喻失义，以塞忠谏之路也。宫中府中，俱为一体；陟罚臧否，不宜异同。若有作奸犯科及为忠善者，宜付有司论其刑赏，以昭陛下平明之理，不宜偏私，使内外异法也。侍中、侍郎郭攸之、费祎、董允等，此皆良实，志虑忠纯，是以先帝简拔以遗陛下。愚以为宫中之事，事无大小，悉以咨之，然后施行，必能裨补阙漏，有所广益。将军向宠，性行淑均，晓畅军事，试用于昔日，先帝称之曰能，是以众议举宠为督。愚以为营中之事，悉以咨之，必能使行阵和睦，优劣得所。亲贤臣，远小人，此先汉所以兴隆也；亲小人，远贤臣，此后汉所以倾颓也。先帝在时，每与臣论此事，未尝不叹息痛恨于桓、灵也。侍中、尚书、长史、参军，此悉贞良死节之臣，愿陛下亲之信之，则汉室之隆，可计日而待也。臣本布衣，躬耕于南阳，苟全性命于乱世，不求闻达于诸侯。先帝不以臣卑鄙，猥自枉屈，三顾臣于草庐之中，咨臣以当世之事，由是感激，遂许先帝以驱驰。后值倾覆，受任于败军之际，奉命于危难之间，尔来二十有一年矣。先帝知臣谨慎，故临崩寄臣以大事也。受命以来，夙夜忧叹，恐托付不效，以伤先帝之明；故五月渡泸，深入不毛。今南方已定，兵甲已足，当奖率三军，北定中原，庶竭驽钝，攘除奸凶，兴复汉室，还于旧都。此臣所以报先帝而忠陛下之职分也。至于斟酌损益，进尽忠言，则攸之、祎、允之任也。愿陛下托臣以讨贼兴复之效，不效，则治臣之罪，以告先帝之灵。若无兴德之言，则责攸之、祎、允等之慢，以彰其咎；陛下亦宜自谋，以咨诹善道，察纳雅言，深追先帝遗诏。臣不胜受恩感激。今当远离，临表涕零，不知所言。"
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

example/qml.qrc

@@ -29,5 +29,6 @@
         <file>T_Theme.qml</file>
         <file>T_Dialog.qml</file>
         <file>T_TreeView.qml</file>
+        <file>T_Expander.qml</file>
     </qresource>
 </RCC>

src/Fluent.cpp

@@ -33,6 +33,7 @@ void Fluent::registerTypes(const char *uri){
     qmlRegisterType<WindowHelper>(uri,major,minor,"WindowHelper");
     qmlRegisterType<FluColorSet>(uri,major,minor,"FluColorSet");
 
+    qmlRegisterType(QUrl("qrc:/com.zhuzichu/controls/FluExpander.qml"),uri,major,minor,"FluExpander");
     qmlRegisterType(QUrl("qrc:/com.zhuzichu/controls/FluTreeView.qml"),uri,major,minor,"FluTreeView");
     qmlRegisterType(QUrl("qrc:/com.zhuzichu/controls/FluContentDialog.qml"),uri,major,minor,"FluContentDialog");
     qmlRegisterType(QUrl("qrc:/com.zhuzichu/controls/FluMenuItem.qml"),uri,major,minor,"FluMenuItem");

src/controls/FluExpander.qml

@@ -0,0 +1,82 @@
+import QtQuick 2.15
+import FluentUI 1.0
+
+Item {
+
+
+    property string  headerText: "Titlte"
+    property bool expand: false
+
+    id:root
+    height: layout_header.height + container.height
+    width: 400
+
+    property int contentHeight : 300
+
+    default property alias content: container.data
+
+    Rectangle{
+        id:layout_header
+        width: parent.width
+        height: 50
+        radius: 4
+        border.color: FluTheme.isDark ? Qt.rgba(53/255,53/255,53/255,1) : Qt.rgba(240/255,240/255,240/255,1)
+        color: FluTheme.isDark ? Qt.rgba(61/255,61/255,61/255,1) : Qt.rgba(254/255,254/255,254/255,1)
+
+
+        MouseArea{
+            id:root_mouse
+            anchors.fill: parent
+            hoverEnabled: true
+            onClicked: {
+                expand = !expand
+            }
+        }
+
+        FluText{
+            text: headerText
+            anchors{
+                verticalCenter: parent.verticalCenter
+                left: parent.left
+                leftMargin: 15
+            }
+        }
+
+        FluIconButton{
+            anchors{
+                verticalCenter: parent.verticalCenter
+                right: parent.right
+                rightMargin: 15
+            }
+            hoverColor: FluTheme.isDark ? Qt.rgba(73/255,73/255,73/255,1) : Qt.rgba(245/255,245/255,245/255,1)
+            normalColor: FluTheme.isDark ? Qt.rgba(61/255,61/255,61/255,1) : Qt.rgba(254/255,254/255,254/255,1)
+            hovered: root_mouse.containsMouse
+            icon: expand ? FluentIcons.FA_angle_up : FluentIcons.FA_angle_down
+            onClicked: {
+                expand = !expand
+            }
+        }
+
+    }
+
+
+    Rectangle{
+        id:container
+        width: parent.width
+        clip: true
+        anchors{
+            top: layout_header.bottom
+            left: layout_header.left
+        }
+        radius: 4
+        border.color: FluTheme.isDark ? Qt.rgba(53/255,53/255,53/255,1) : Qt.rgba(240/255,240/255,240/255,1)
+        color: FluTheme.isDark ? Qt.rgba(57/255,57/255,57/255,1) : Qt.rgba(249/255,249/255,249/255,1)
+        height: expand ? contentHeight : 0
+        Behavior on height {
+            NumberAnimation{
+                duration: 150
+            }
+        }
+    }
+
+}

src/controls/FluIconButton.qml

@@ -13,6 +13,11 @@ Rectangle {
     signal clicked
     property bool disabled: false
     property bool hovered: button_mouse.containsMouse
+
+    property color hoverColor: FluTheme.isDark ? Qt.rgba(62/255,62/255,62/255,1) : Qt.rgba(244/255,244/255,244/255,1)
+    property color normalColor: FluTheme.isDark ? Qt.rgba(50/255,50/255,50/255,1) : Qt.rgba(1,1,1,1)
+    property color disableColor: FluTheme.isDark ? Qt.rgba(59/255,59/255,59/255,1) : Qt.rgba(1,1,1,1)
+
     property color textColor: {
         if(FluTheme.isDark){
             if(disabled){
@@ -29,17 +34,10 @@ Rectangle {
     radius: 4
 
     color: {
-        if(FluTheme.isDark){
         if(disabled){
-                return Qt.rgba(59/255,59/255,59/255,1)
+            return disableColor
-            }
-            return button_mouse.containsMouse ? Qt.rgba(62/255,62/255,62/255,1) : Qt.rgba(50/255,50/255,50/255,1)
-        }else{
-            if(disabled){
-                return Qt.rgba(1,1,1,1)
-            }
-            return button_mouse.containsMouse ? Qt.rgba(244/255,244/255,244/255,1) : Qt.rgba(1,1,1,1)
         }
+        return (hovered || button_mouse.containsMouse) ? hoverColor : normalColor
     }
 
     Text {
@@ -69,7 +67,7 @@ Rectangle {
             if(button.text === ""){
                 return false
             }
-            return button_mouse.containsMouse
+            return (hovered || button_mouse.containsMouse)
         }
         delay: 1000
     }

src/res.qrc

@@ -34,5 +34,6 @@
         <file>controls/FluTextButton.qml</file>
         <file>controls/FluContentDialog.qml</file>
         <file>controls/FluTreeView.qml</file>
+        <file>controls/FluExpander.qml</file>
     </qresource>
 </RCC>