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DankMaterialShell/Tests/Notifications.md
2025-07-17 14:51:54 -04:00

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Desktop Notifications API Documentation

This document describes the Desktop Notifications API available in Quickshell QML for implementing a complete notification daemon that complies with the Desktop Notifications Specification.

Import Statement

import Quickshell.Services.Notifications

Prerequisites

  • D-Bus service must be available
  • Notifications feature must be enabled during build (-DSERVICE_NOTIFICATIONS=ON, default)
  • Your shell must register as a notification daemon to receive notifications

Core Concepts

Desktop Notifications Protocol

The notifications service implements the complete org.freedesktop.Notifications D-Bus interface, allowing your shell to receive notifications from any application that follows the Desktop Notifications Specification. This includes web browsers, email clients, media players, system services, and more.

Capability-Based Architecture

The notification server operates on an opt-in basis. Most capabilities are disabled by default and must be explicitly enabled based on what your notification UI can support. This ensures applications receive accurate information about what features are available.

Notification Lifecycle

  1. Reception - Applications send notifications via D-Bus
  2. Tracking - You must explicitly track notifications you want to keep
  3. Display - Show notification UI based on properties and capabilities
  4. Interaction - Handle user actions like clicking or dismissing
  5. Closure - Notifications are closed via expiration, dismissal, or application request

Main Components

1. NotificationServer

The main server that receives and manages notifications from external applications.

NotificationServer {
    id: notificationServer
    
    // Enable capabilities your UI supports
    actionsSupported: true
    imageSupported: true
    bodyMarkupSupported: true
    
    onNotification: function(notification) {
        // Must set tracked to true to keep the notification
        notification.tracked = true
        
        // Handle the notification in your UI
        showNotification(notification)
    }
}

Server Capabilities (Properties):

  • keepOnReload: bool - Whether notifications persist across quickshell reloads (default: true)
  • persistenceSupported: bool - Whether server advertises persistence capability (default: false)
  • bodySupported: bool - Whether body text is supported (default: true)
  • bodyMarkupSupported: bool - Whether body markup is supported (default: false)
  • bodyHyperlinksSupported: bool - Whether body hyperlinks are supported (default: false)
  • bodyImagesSupported: bool - Whether body images are supported (default: false)
  • actionsSupported: bool - Whether notification actions are supported (default: false)
  • actionIconsSupported: bool - Whether action icons are supported (default: false)
  • imageSupported: bool - Whether notification images are supported (default: false)
  • inlineReplySupported: bool - Whether inline reply is supported (default: false)
  • trackedNotifications: ObjectModel<Notification> - All currently tracked notifications
  • extraHints: QVector<QString> - Additional hints to expose to clients

Signals:

  • notification(Notification* notification) - Emitted when a new notification is received

Example:

NotificationServer {
    // Enable features your notification UI supports
    actionsSupported: true
    imageSupported: true
    bodyMarkupSupported: true
    
    onNotification: function(notification) {
        // Track the notification to prevent automatic cleanup
        notification.tracked = true
        
        // Connect to closure signal for cleanup
        notification.closed.connect(function(reason) {
            console.log("Notification closed:", NotificationCloseReason.toString(reason))
        })
        
        // Show notification popup
        showNotificationPopup(notification)
    }
}

2. Notification

Represents a single notification with all its properties and available actions.

Properties:

  • id: quint32 - Unique notification ID (read-only)
  • tracked: bool - Whether notification is tracked by the server
  • lastGeneration: bool - Whether notification was carried over from previous quickshell generation (read-only)
  • expireTimeout: qreal - Timeout in seconds for the notification
  • appName: QString - Name of the sending application
  • appIcon: QString - Application icon (fallback to desktop entry icon if not provided)
  • summary: QString - Main notification text (title)
  • body: QString - Detailed notification body
  • urgency: NotificationUrgency.Enum - Urgency level (Low, Normal, Critical)
  • actions: QList<NotificationAction*> - Available actions
  • hasActionIcons: bool - Whether actions have icons
  • resident: bool - Whether notification persists after action invocation
  • transient: bool - Whether notification should skip persistence
  • desktopEntry: QString - Associated desktop entry name
  • image: QString - Associated image
  • hints: QVariantMap - All raw hints from the client
  • hasInlineReply: bool - Whether notification supports inline reply (read-only)
  • inlineReplyPlaceholder: QString - Placeholder text for inline reply input (read-only)

Methods:

  • expire() - Close notification as expired
  • dismiss() - Close notification as dismissed by user
  • sendInlineReply(QString replyText) - Send an inline reply (only if hasInlineReply is true)

Signals:

  • closed(NotificationCloseReason.Enum reason) - Emitted when notification is closed

Example:

// In your notification UI component
Rectangle {
    property Notification notification
    
    Column {
        Text {
            text: notification.appName
            font.bold: true
        }
        
        Text {
            text: notification.summary
            font.pixelSize: 16
        }
        
        Text {
            text: notification.body
            wrapMode: Text.WordWrap
            visible: notification.body.length > 0
        }
        
        // Show notification image if available
        Image {
            source: notification.image
            visible: notification.image.length > 0
        }
        
        // Show actions if available
        Row {
            Repeater {
                model: notification.actions
                delegate: Button {
                    text: modelData.text
                    onClicked: {
                        modelData.invoke()
                    }
                }
            }
        }
    }
    
    // Auto-expire after timeout
    Timer {
        running: notification.expireTimeout > 0
        interval: notification.expireTimeout * 1000
        onTriggered: notification.expire()
    }
    
    // Handle user dismissal
    MouseArea {
        anchors.fill: parent
        onClicked: notification.dismiss()
    }
}

3. NotificationAction

Represents an action that can be taken on a notification.

Properties:

  • identifier: QString - Action identifier (icon name when hasActionIcons is true)
  • text: QString - Localized display text for the action

Methods:

  • invoke() - Invoke the action (automatically dismisses non-resident notifications)

Example:

// Action button in notification
Button {
    property NotificationAction action
    
    text: action.text
    
    // Show icon if actions support icons
    icon.name: notificationServer.actionIconsSupported ? action.identifier : ""
    
    onClicked: {
        action.invoke()
        // Action automatically handles notification dismissal for non-resident notifications
    }
}

Enum Types

NotificationUrgency

Urgency levels for notifications.

Values:

  • NotificationUrgency.Low - Low priority (value: 0)
  • NotificationUrgency.Normal - Normal priority (value: 1)
  • NotificationUrgency.Critical - High priority (value: 2)

Methods:

  • NotificationUrgency.toString(urgency) - Convert urgency to string

NotificationCloseReason

Reasons why a notification was closed.

Values:

  • NotificationCloseReason.Expired - Notification timed out (value: 1)
  • NotificationCloseReason.Dismissed - User explicitly dismissed (value: 2)
  • NotificationCloseReason.CloseRequested - Application requested closure (value: 3)

Methods:

  • NotificationCloseReason.toString(reason) - Convert reason to string

Usage Examples

Basic Notification Daemon

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

ApplicationWindow {
    visible: true
    
    NotificationServer {
        id: notificationServer
        
        // Enable capabilities based on your UI
        actionsSupported: true
        imageSupported: true
        bodyMarkupSupported: false
        
        onNotification: function(notification) {
            // Track notification to prevent cleanup
            notification.tracked = true
            
            // Add to notification list
            notificationList.append(notification)
            
            // Show popup for urgent notifications
            if (notification.urgency === NotificationUrgency.Critical) {
                showUrgentPopup(notification)
            }
        }
    }
    
    ListView {
        id: notificationListView
        anchors.fill: parent
        
        model: notificationServer.trackedNotifications
        
        delegate: Rectangle {
            width: parent.width
            height: 100
            border.color: getUrgencyColor(modelData.urgency)
            
            function getUrgencyColor(urgency) {
                switch (urgency) {
                    case NotificationUrgency.Low: return "gray"
                    case NotificationUrgency.Normal: return "blue"
                    case NotificationUrgency.Critical: return "red"
                    default: return "black"
                }
            }
            
            Column {
                anchors.margins: 10
                anchors.fill: parent
                
                Text {
                    text: modelData.appName
                    font.bold: true
                }
                
                Text {
                    text: modelData.summary
                    font.pixelSize: 14
                }
                
                Text {
                    text: modelData.body
                    wrapMode: Text.WordWrap
                    visible: modelData.body.length > 0
                }
                
                Row {
                    spacing: 10
                    
                    Button {
                        text: "Dismiss"
                        onClicked: modelData.dismiss()
                    }
                    
                    Repeater {
                        model: modelData.actions
                        delegate: Button {
                            text: modelData.text
                            onClicked: modelData.invoke()
                        }
                    }
                }
            }
        }
    }
}

Notification Popup with Auto-Dismiss

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

Popup {
    id: notificationPopup
    
    property Notification notification
    
    width: 300
    height: contentColumn.height + 20
    
    // Position in top-right corner
    x: parent.width - width - 20
    y: 20
    
    Column {
        id: contentColumn
        anchors.margins: 10
        anchors.left: parent.left
        anchors.right: parent.right
        spacing: 10
        
        Row {
            spacing: 10
            
            Image {
                width: 48
                height: 48
                source: notification.image || notification.appIcon
                fillMode: Image.PreserveAspectFit
            }
            
            Column {
                Text {
                    text: notification.appName
                    font.bold: true
                }
                
                Text {
                    text: notification.summary
                    font.pixelSize: 16
                }
            }
        }
        
        Text {
            text: notification.body
            wrapMode: Text.WordWrap
            visible: notification.body.length > 0
            width: parent.width
        }
        
        Row {
            spacing: 10
            
            Repeater {
                model: notification.actions
                delegate: Button {
                    text: modelData.text
                    onClicked: {
                        modelData.invoke()
                        notificationPopup.close()
                    }
                }
            }
        }
    }
    
    // Auto-close timer
    Timer {
        running: notificationPopup.visible
        interval: notification.expireTimeout > 0 ? notification.expireTimeout * 1000 : 5000
        onTriggered: {
            notification.expire()
            notificationPopup.close()
        }
    }
    
    // Dismiss on click
    MouseArea {
        anchors.fill: parent
        onClicked: {
            notification.dismiss()
            notificationPopup.close()
        }
    }
}

Notification History Manager

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

QtObject {
    id: notificationHistory
    
    property var notifications: []
    property int maxNotifications: 100
    
    Component.onCompleted: {
        // Connect to notification server
        notificationServer.notification.connect(handleNotification)
    }
    
    function handleNotification(notification) {
        // Track notification
        notification.tracked = true
        
        // Add to history
        notifications.unshift(notification)
        
        // Limit history size
        if (notifications.length > maxNotifications) {
            notifications.pop()
        }
        
        // Connect to closure signal
        notification.closed.connect(function(reason) {
            console.log("Notification closed:", 
                       NotificationCloseReason.toString(reason))
        })
        
        // Show notification popup
        showNotificationPopup(notification)
    }
    
    function clearHistory() {
        notifications.forEach(function(notification) {
            if (notification.tracked) {
                notification.dismiss()
            }
        })
        notifications = []
    }
    
    function getNotificationsByApp(appName) {
        return notifications.filter(function(notification) {
            return notification.appName === appName
        })
    }
    
    function getUrgentNotifications() {
        return notifications.filter(function(notification) {
            return notification.urgency === NotificationUrgency.Critical
        })
    }
}

Android 16-Style Grouped Notifications with Inline Reply

This example demonstrates how to implement modern Android 16-style notification grouping with expandable groups, inline reply support, and smart conversation handling.

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

ApplicationWindow {
    visible: true
    width: 420
    height: 700
    
    NotificationServer {
        id: notificationServer
        
        // Enable all modern capabilities for Android 16-style notifications
        actionsSupported: true
        imageSupported: true
        bodyMarkupSupported: true
        inlineReplySupported: true
        bodyHyperlinksSupported: true
        
        onNotification: function(notification) {
            notification.tracked = true
            notificationManager.addNotification(notification)
        }
    }
    
    QtObject {
        id: notificationManager
        
        property var groupedNotifications: ({})
        property var expandedGroups: ({})
        
        function addNotification(notification) {
            let groupKey = getGroupKey(notification)
            
            if (!groupedNotifications[groupKey]) {
                groupedNotifications[groupKey] = {
                    key: groupKey,
                    appName: notification.appName,
                    notifications: [],
                    latestNotification: null,
                    count: 0,
                    hasInlineReply: false,
                    isConversation: isConversationApp(notification),
                    isMedia: isMediaApp(notification)
                }
            }
            
            let group = groupedNotifications[groupKey]
            group.notifications.unshift(notification)
            group.latestNotification = notification
            group.count = group.notifications.length
            
            // Check if any notification in group supports inline reply
            if (notification.hasInlineReply) {
                group.hasInlineReply = true
            }
            
            // Auto-expand conversation groups with new messages
            if (group.isConversation && group.count > 1) {
                expandedGroups[groupKey] = true
            }
            
            // Limit notifications per group
            if (group.notifications.length > 20) {
                let oldNotification = group.notifications.pop()
                oldNotification.dismiss()
            }
            
            // Trigger UI update
            updateGroupModel()
        }
        
        function getGroupKey(notification) {
            let appName = notification.appName.toLowerCase()
            
            // For messaging apps, group by conversation/channel
            if (isConversationApp(notification)) {
                let summary = notification.summary.toLowerCase()
                // Discord channels: "#channel-name"
                if (summary.startsWith("#")) {
                    return appName + ":" + summary
                }
                // Direct messages: group by sender name
                if (summary && !summary.includes("new message")) {
                    return appName + ":" + summary
                }
                return appName + ":conversation"
            }
            
            // Media apps: group all together
            if (isMediaApp(notification)) {
                return appName + ":media"
            }
            
            // System notifications: group by type
            if (appName.includes("system") || appName.includes("update")) {
                return "system"
            }
            
            // Default: group by app
            return appName
        }
        
        function isConversationApp(notification) {
            let appName = notification.appName.toLowerCase()
            return appName.includes("discord") || 
                   appName.includes("telegram") || 
                   appName.includes("signal") ||
                   appName.includes("whatsapp") ||
                   appName.includes("slack") ||
                   appName.includes("message")
        }
        
        function isMediaApp(notification) {
            let appName = notification.appName.toLowerCase()
            return appName.includes("spotify") ||
                   appName.includes("music") ||
                   appName.includes("player") ||
                   appName.includes("vlc")
        }
        
        function toggleGroupExpansion(groupKey) {
            expandedGroups[groupKey] = !expandedGroups[groupKey]
            updateGroupModel()
        }
        
        function updateGroupModel() {
            let sortedGroups = Object.values(groupedNotifications)
                .sort((a, b) => b.latestNotification.timestamp - a.latestNotification.timestamp)
            notificationRepeater.model = sortedGroups
        }
        
        function dismissGroup(groupKey) {
            let group = groupedNotifications[groupKey]
            if (group) {
                group.notifications.forEach(notif => notif.dismiss())
                delete groupedNotifications[groupKey]
                delete expandedGroups[groupKey]
                updateGroupModel()
            }
        }
        
        function getGroupSummary(group) {
            if (group.count === 1) {
                return group.latestNotification.summary
            }
            
            if (group.isConversation) {
                return `${group.count} new messages`
            } else if (group.isMedia) {
                return "Now playing"
            } else {
                return `${group.count} notifications`
            }
        }
        
        function getGroupBody(group) {
            if (group.count === 1) {
                return group.latestNotification.body
            }
            
            // For conversations, show latest message preview
            if (group.isConversation) {
                return group.latestNotification.body || "Tap to view messages"
            }
            
            return `Latest: ${group.latestNotification.summary}`
        }
    }
    
    ScrollView {
        anchors.fill: parent
        anchors.margins: 8
        
        Column {
            width: parent.width - 16
            spacing: 8
            
            Repeater {
                id: notificationRepeater
                
                delegate: GroupedNotificationCard {
                    width: parent.width
                    group: modelData
                    expanded: notificationManager.expandedGroups[modelData.key] || false
                    
                    onToggleExpansion: notificationManager.toggleGroupExpansion(group.key)
                    onDismissGroup: notificationManager.dismissGroup(group.key)
                    onReplyToLatest: function(replyText) {
                        if (group.latestNotification.hasInlineReply) {
                            group.latestNotification.sendInlineReply(replyText)
                        }
                    }
                }
            }
        }
    }
}

// Android 16-style grouped notification card component
component GroupedNotificationCard: Rectangle {
    id: root
    
    property var group
    property bool expanded: false
    
    signal toggleExpansion()
    signal dismissGroup()
    signal replyToLatest(string replyText)
    
    height: expanded ? expandedContent.height + 32 : collapsedContent.height + 32
    radius: 16
    color: "#1a1a1a"
    border.color: group && group.latestNotification.urgency === NotificationUrgency.Critical ? 
                  "#ff4444" : "#333333"
    border.width: 1
    
    Behavior on height {
        NumberAnimation {
            duration: 200
            easing.type: Easing.OutCubic
        }
    }
    
    // Collapsed view - shows summary of the group
    Column {
        id: collapsedContent
        anchors.top: parent.top
        anchors.left: parent.left
        anchors.right: parent.right
        anchors.margins: 16
        spacing: 8
        visible: !expanded
        
        Row {
            width: parent.width
            spacing: 12
            
            // App icon or conversation avatar
            Rectangle {
                width: 48
                height: 48
                radius: group && group.isConversation ? 24 : 8
                color: "#333333"
                
                Image {
                    anchors.fill: parent
                    anchors.margins: group && group.isConversation ? 0 : 8
                    source: group ? (group.latestNotification.image || group.latestNotification.appIcon) : ""
                    fillMode: Image.PreserveAspectCrop
                    radius: parent.radius
                }
            }
            
            Column {
                width: parent.width - 48 - 12 - 60
                spacing: 4
                
                Row {
                    width: parent.width
                    
                    Text {
                        text: group ? group.appName : ""
                        color: "#888888"
                        font.pixelSize: 12
                        font.weight: Font.Medium
                    }
                    
                    Item { width: 8; height: 1 }
                    
                    // Count badge for grouped notifications
                    Rectangle {
                        width: countText.width + 12
                        height: 20
                        radius: 10
                        color: "#444444"
                        visible: group && group.count > 1
                        
                        Text {
                            id: countText
                            anchors.centerIn: parent
                            text: group ? group.count : "0"
                            color: "#ffffff"
                            font.pixelSize: 11
                            font.weight: Font.Bold
                        }
                    }
                }
                
                Text {
                    text: group ? notificationManager.getGroupSummary(group) : ""
                    color: "#ffffff"
                    font.pixelSize: 15
                    font.weight: Font.Medium
                    width: parent.width
                    elide: Text.ElideRight
                }
                
                Text {
                    text: group ? notificationManager.getGroupBody(group) : ""
                    color: "#cccccc"
                    font.pixelSize: 13
                    width: parent.width
                    elide: Text.ElideRight
                    maximumLineCount: 1
                }
            }
            
            // Expand/dismiss controls
            Column {
                width: 60
                spacing: 4
                
                Button {
                    width: 32
                    height: 32
                    text: expanded ? "↑" : "↓"
                    visible: group && group.count > 1
                    onClicked: toggleExpansion()
                }
                
                Button {
                    width: 32
                    height: 32
                    text: "✕"
                    onClicked: dismissGroup()
                }
            }
        }
        
        // Quick reply for conversations
        Row {
            width: parent.width
            spacing: 8
            visible: group && group.hasInlineReply && !expanded
            
            TextField {
                id: quickReplyField
                width: parent.width - 60
                height: 36
                placeholderText: "Reply..."
                background: Rectangle {
                    color: "#2a2a2a"
                    radius: 18
                    border.color: parent.activeFocus ? "#4a9eff" : "#444444"
                }
                color: "#ffffff"
                
                onAccepted: {
                    if (text.length > 0) {
                        replyToLatest(text)
                        text = ""
                    }
                }
            }
            
            Button {
                width: 52
                height: 36
                text: "Send"
                enabled: quickReplyField.text.length > 0
                onClicked: {
                    replyToLatest(quickReplyField.text)
                    quickReplyField.text = ""
                }
            }
        }
    }
    
    // Expanded view - shows all notifications in group
    Column {
        id: expandedContent
        anchors.top: parent.top
        anchors.left: parent.left
        anchors.right: parent.right
        anchors.margins: 16
        spacing: 8
        visible: expanded
        
        // Group header
        Row {
            width: parent.width
            spacing: 12
            
            Rectangle {
                width: 32
                height: 32
                radius: group && group.isConversation ? 16 : 4
                color: "#333333"
                
                Image {
                    anchors.fill: parent
                    anchors.margins: group && group.isConversation ? 0 : 4
                    source: group ? group.latestNotification.appIcon : ""
                    fillMode: Image.PreserveAspectCrop
                    radius: parent.radius
                }
            }
            
            Text {
                text: group ? `${group.appName} (${group.count})` : ""
                color: "#ffffff"
                font.pixelSize: 16
                font.weight: Font.Bold
                anchors.verticalCenter: parent.verticalCenter
            }
            
            Item { Layout.fillWidth: true }
            
            Button {
                text: "↑"
                width: 32
                height: 32
                onClicked: toggleExpansion()
            }
            
            Button {
                text: "✕"
                width: 32
                height: 32
                onClicked: dismissGroup()
            }
        }
        
        // Individual notifications
        Repeater {
            model: group ? group.notifications.slice(0, 10) : [] // Show max 10 expanded
            
            delegate: Rectangle {
                width: parent.width
                height: notifContent.height + 16
                radius: 8
                color: "#2a2a2a"
                border.color: modelData.urgency === NotificationUrgency.Critical ? 
                             "#ff4444" : "transparent"
                
                Column {
                    id: notifContent
                    anchors.top: parent.top
                    anchors.left: parent.left
                    anchors.right: parent.right
                    anchors.margins: 12
                    spacing: 6
                    
                    Row {
                        width: parent.width
                        spacing: 8
                        
                        Image {
                            width: 24
                            height: 24
                            source: modelData.image || modelData.appIcon
                            fillMode: Image.PreserveAspectCrop
                            radius: group && group.isConversation ? 12 : 4
                        }
                        
                        Column {
                            width: parent.width - 32
                            spacing: 2
                            
                            Text {
                                text: modelData.summary
                                color: "#ffffff"
                                font.pixelSize: 14
                                font.weight: Font.Medium
                                width: parent.width
                                elide: Text.ElideRight
                            }
                            
                            Text {
                                text: modelData.body
                                color: "#cccccc"
                                font.pixelSize: 13
                                width: parent.width
                                wrapMode: Text.WordWrap
                                maximumLineCount: 3
                                elide: Text.ElideRight
                            }
                        }
                    }
                    
                    // Individual notification inline reply
                    Row {
                        width: parent.width
                        spacing: 8
                        visible: modelData.hasInlineReply
                        
                        TextField {
                            id: replyField
                            width: parent.width - 60
                            height: 32
                            placeholderText: modelData.inlineReplyPlaceholder || "Reply..."
                            background: Rectangle {
                                color: "#1a1a1a"
                                radius: 16
                                border.color: parent.activeFocus ? "#4a9eff" : "#444444"
                            }
                            color: "#ffffff"
                            font.pixelSize: 12
                            
                            onAccepted: {
                                if (text.length > 0) {
                                    modelData.sendInlineReply(text)
                                    text = ""
                                }
                            }
                        }
                        
                        Button {
                            width: 52
                            height: 32
                            text: "Send"
                            enabled: replyField.text.length > 0
                            onClicked: {
                                modelData.sendInlineReply(replyField.text)
                                replyField.text = ""
                            }
                        }
                    }
                    
                    // Actions
                    Row {
                        spacing: 8
                        visible: modelData.actions && modelData.actions.length > 0
                        
                        Repeater {
                            model: modelData.actions
                            delegate: Button {
                                text: modelData.text
                                height: 28
                                onClicked: modelData.invoke()
                            }
                        }
                    }
                }
            }
        }
        
        // "Show more" if there are many notifications
        Button {
            text: `Show ${group.count - 10} more notifications...`
            visible: group && group.count > 10
            onClicked: {
                // Implement pagination or full expansion
            }
        }
    }
    
    // Tap to expand (only for collapsed state)
    MouseArea {
        anchors.fill: parent
        visible: !expanded && group && group.count > 1
        onClicked: toggleExpansion()
    }
}

Media Notification Handler

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

QtObject {
    id: mediaNotificationHandler
    
    property var currentMediaNotification: null
    
    Component.onCompleted: {
        notificationServer.notification.connect(handleNotification)
    }
    
    function handleNotification(notification) {
        notification.tracked = true
        
        // Check if this is a media notification
        if (isMediaNotification(notification)) {
            // Replace current media notification
            if (currentMediaNotification) {
                currentMediaNotification.dismiss()
            }
            
            currentMediaNotification = notification
            showMediaControls(notification)
        } else {
            // Handle as regular notification
            showRegularNotification(notification)
        }
    }
    
    function isMediaNotification(notification) {
        // Check for media-related hints or app names
        return notification.appName.toLowerCase().includes("music") ||
               notification.appName.toLowerCase().includes("player") ||
               notification.hints.hasOwnProperty("x-kde-media-notification") ||
               notification.actions.some(function(action) {
                   return action.identifier.includes("media-")
               })
    }
    
    function showMediaControls(notification) {
        // Create persistent media control UI
        mediaControlsPopup.notification = notification
        mediaControlsPopup.open()
    }
    
    function showRegularNotification(notification) {
        // Show regular notification popup
        regularNotificationPopup.notification = notification
        regularNotificationPopup.open()
    }
}

Inline Reply Support

The notification system now supports inline replies, allowing users to quickly respond to messages directly from the notification without opening the source application.

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

Popup {
    id: replyableNotificationPopup
    
    property Notification notification
    
    width: 400
    height: contentColumn.height + 20
    
    Column {
        id: contentColumn
        anchors.margins: 10
        anchors.left: parent.left
        anchors.right: parent.right
        spacing: 10
        
        // Notification header
        Row {
            spacing: 10
            
            Image {
                width: 48
                height: 48
                source: notification.appIcon
                fillMode: Image.PreserveAspectFit
            }
            
            Column {
                Text {
                    text: notification.appName
                    font.bold: true
                }
                
                Text {
                    text: notification.summary
                    font.pixelSize: 16
                }
            }
        }
        
        // Notification body
        Text {
            text: notification.body
            wrapMode: Text.WordWrap
            width: parent.width
            visible: notification.body.length > 0
        }
        
        // Inline reply input (only shown if supported)
        Row {
            width: parent.width
            spacing: 10
            visible: notification.hasInlineReply
            
            TextField {
                id: replyField
                width: parent.width - sendButton.width - 10
                placeholderText: notification.inlineReplyPlaceholder || "Type a reply..."
                
                onAccepted: sendReply()
            }
            
            Button {
                id: sendButton
                text: "Send"
                enabled: replyField.text.length > 0
                
                onClicked: sendReply()
            }
        }
        
        // Regular actions
        Row {
            spacing: 10
            visible: notification.actions.length > 0 && !notification.hasInlineReply
            
            Repeater {
                model: notification.actions
                delegate: Button {
                    text: modelData.text
                    onClicked: {
                        modelData.invoke()
                        replyableNotificationPopup.close()
                    }
                }
            }
        }
    }
    
    function sendReply() {
        if (replyField.text.length > 0) {
            notification.sendInlineReply(replyField.text)
            replyableNotificationPopup.close()
        }
    }
}

Advanced Inline Reply Implementation

import QtQuick
import QtQuick.Controls
import Quickshell.Services.Notifications

ApplicationWindow {
    visible: true
    
    NotificationServer {
        id: notificationServer
        
        // Enable inline reply support
        inlineReplySupported: true
        actionsSupported: true
        imageSupported: true
        
        onNotification: function(notification) {
            notification.tracked = true
            
            // Create appropriate UI based on notification capabilities
            if (notification.hasInlineReply) {
                createReplyableNotification(notification)
            } else {
                createStandardNotification(notification)
            }
        }
    }
    
    Component {
        id: replyableNotificationComponent
        
        Rectangle {
            property Notification notification
            
            width: 350
            height: contentColumn.implicitHeight + 20
            radius: 10
            color: "#2a2a2a"
            border.color: notification.urgency === NotificationUrgency.Critical ? 
                         "#ff4444" : "#444444"
            
            Column {
                id: contentColumn
                anchors.margins: 15
                anchors.fill: parent
                spacing: 12
                
                // Header with app info
                Row {
                    width: parent.width
                    spacing: 10
                    
                    Image {
                        width: 40
                        height: 40
                        source: notification.appIcon
                        fillMode: Image.PreserveAspectFit
                    }
                    
                    Column {
                        width: parent.width - 50
                        
                        Text {
                            text: notification.appName
                            color: "#888888"
                            font.pixelSize: 12
                        }
                        
                        Text {
                            text: notification.summary
                            color: "#ffffff"
                            font.pixelSize: 14
                            font.bold: true
                            wrapMode: Text.WordWrap
                            width: parent.width
                        }
                    }
                }
                
                // Message body
                Text {
                    text: notification.body
                    color: "#cccccc"
                    wrapMode: Text.WordWrap
                    width: parent.width
                    visible: notification.body.length > 0
                }
                
                // Inline reply section
                Rectangle {
                    width: parent.width
                    height: 40
                    radius: 5
                    color: "#1a1a1a"
                    border.color: replyField.activeFocus ? "#4488ff" : "#333333"
                    
                    Row {
                        anchors.fill: parent
                        anchors.margins: 5
                        spacing: 5
                        
                        TextField {
                            id: replyField
                            width: parent.width - 60
                            height: parent.height
                            placeholderText: notification.inlineReplyPlaceholder
                            color: "#ffffff"
                            background: Rectangle { color: "transparent" }
                            
                            onAccepted: {
                                if (text.length > 0) {
                                    notification.sendInlineReply(text)
                                    notificationItem.destroy()
                                }
                            }
                        }
                        
                        Button {
                            width: 50
                            height: parent.height
                            text: "↵"
                            enabled: replyField.text.length > 0
                            
                            onClicked: {
                                notification.sendInlineReply(replyField.text)
                                notificationItem.destroy()
                            }
                        }
                    }
                }
                
                // Dismiss button
                Text {
                    text: "✕"
                    color: "#666666"
                    font.pixelSize: 16
                    anchors.right: parent.right
                    
                    MouseArea {
                        anchors.fill: parent
                        cursorShape: Qt.PointingHandCursor
                        onClicked: {
                            notification.dismiss()
                            notificationItem.destroy()
                        }
                    }
                }
            }
            
            // Auto-dismiss timer
            Timer {
                running: notification.expireTimeout > 0 && !replyField.activeFocus
                interval: notification.expireTimeout * 1000
                onTriggered: {
                    notification.expire()
                    notificationItem.destroy()
                }
            }
        }
    }
    
    function createReplyableNotification(notification) {
        let notificationItem = replyableNotificationComponent.createObject(
            notificationContainer, 
            { notification: notification }
        )
    }
}

Common Patterns

Android 16-Style Notification Grouping

// Smart grouping by conversation and app
function getSmartGroupKey(notification) {
    const appName = notification.appName.toLowerCase()
    
    // Messaging apps: group by conversation/channel
    if (isMessagingApp(appName)) {
        const summary = notification.summary.toLowerCase()
        
        // Discord channels: "#general", "#announcements"
        if (summary.startsWith("#")) {
            return `${appName}:${summary}`
        }
        
        // Direct messages: group by sender name
        if (summary && !summary.includes("new message")) {
            return `${appName}:dm:${summary}`
        }
        
        // Fallback to app-level grouping
        return `${appName}:messages`
    }
    
    // Media: replace previous media notification
    if (isMediaApp(appName)) {
        return `${appName}:nowplaying`
    }
    
    // System notifications: group by category
    if (appName.includes("system")) {
        if (notification.summary.toLowerCase().includes("update")) {
            return "system:updates"
        }
        if (notification.summary.toLowerCase().includes("battery")) {
            return "system:battery"
        }
        return "system:general"
    }
    
    // Default: group by app
    return appName
}

function isMessagingApp(appName) {
    return ["discord", "telegram", "signal", "whatsapp", "slack", "vesktop"].some(
        app => appName.includes(app)
    )
}

function isMediaApp(appName) {
    return ["spotify", "vlc", "mpv", "music", "player"].some(
        app => appName.includes(app)
    )
}

Collapsible Notification Groups with Inline Reply

component AndroidStyleNotificationGroup: Rectangle {
    id: root
    
    property var notificationGroup
    property bool expanded: false
    property bool hasUnread: notificationGroup.notifications.some(n => !n.read)
    
    height: expanded ? expandedHeight : collapsedHeight
    radius: 16
    color: "#1e1e1e"
    border.color: hasUnread ? "#4a9eff" : "#333333"
    border.width: hasUnread ? 2 : 1
    
    readonly property int collapsedHeight: 80
    readonly property int expandedHeight: Math.min(400, 80 + (notificationGroup.notifications.length * 60))
    
    Behavior on height {
        NumberAnimation {
            duration: 250
            easing.type: Easing.OutCubic
        }
    }
    
    // Collapsed view - shows latest notification + count
    Item {
        anchors.fill: parent
        anchors.margins: 16
        visible: !expanded
        
        Row {
            anchors.fill: parent
            spacing: 12
            
            // Avatar/Icon
            Rectangle {
                width: 48
                height: 48
                radius: notificationGroup.isConversation ? 24 : 8
                color: "#333333"
                
                Image {
                    anchors.fill: parent
                    anchors.margins: notificationGroup.isConversation ? 0 : 8
                    source: notificationGroup.latestNotification.image || 
                           notificationGroup.latestNotification.appIcon
                    fillMode: Image.PreserveAspectCrop
                    radius: parent.radius
                }
                
                // Unread indicator
                Rectangle {
                    width: 12
                    height: 12
                    radius: 6
                    color: "#4a9eff"
                    anchors.top: parent.top
                    anchors.right: parent.right
                    anchors.margins: -2
                    visible: hasUnread
                }
            }
            
            // Content
            Column {
                width: parent.width - 48 - 12 - 80
                anchors.verticalCenter: parent.verticalCenter
                spacing: 4
                
                Row {
                    width: parent.width
                    spacing: 8
                    
                    Text {
                        text: notificationGroup.appName
                        color: "#888888"
                        font.pixelSize: 12
                        font.weight: Font.Medium
                    }
                    
                    // Count badge
                    Rectangle {
                        width: Math.max(20, countText.width + 8)
                        height: 16
                        radius: 8
                        color: "#555555"
                        visible: notificationGroup.count > 1
                        
                        Text {
                            id: countText
                            anchors.centerIn: parent
                            text: notificationGroup.count
                            color: "#ffffff"
                            font.pixelSize: 10
                            font.weight: Font.Bold
                        }
                    }
                }
                
                Text {
                    text: getGroupTitle(notificationGroup)
                    color: "#ffffff"
                    font.pixelSize: 15
                    font.weight: Font.Medium
                    width: parent.width
                    elide: Text.ElideRight
                }
                
                Text {
                    text: notificationGroup.latestNotification.body
                    color: "#cccccc"
                    font.pixelSize: 13
                    width: parent.width
                    elide: Text.ElideRight
                    maximumLineCount: 1
                }
            }
            
            // Controls
            Column {
                width: 80
                anchors.verticalCenter: parent.verticalCenter
                spacing: 4
                
                Button {
                    width: 36
                    height: 36
                    text: "↓"
                    visible: notificationGroup.count > 1
                    onClicked: expanded = true
                }
                
                Button {
                    width: 36
                    height: 36
                    text: "✕"
                    onClicked: dismissGroup()
                }
            }
        }
        
        // Quick reply for conversations
        Rectangle {
            anchors.bottom: parent.bottom
            anchors.left: parent.left
            anchors.right: parent.right
            anchors.margins: 8
            height: 40
            radius: 20
            color: "#2a2a2a"
            border.color: "#444444"
            visible: notificationGroup.hasInlineReply
            
            Row {
                anchors.fill: parent
                anchors.margins: 8
                spacing: 8
                
                TextField {
                    id: quickReply
                    width: parent.width - 50
                    height: parent.height
                    placeholderText: "Quick reply..."
                    background: Item {}
                    color: "#ffffff"
                    font.pixelSize: 14
                    
                    onAccepted: sendQuickReply()
                }
                
                Button {
                    width: 42
                    height: parent.height
                    text: "→"
                    enabled: quickReply.text.length > 0
                    onClicked: sendQuickReply()
                }
            }
        }
    }
    
    // Expanded view - shows all notifications
    ScrollView {
        anchors.fill: parent
        anchors.margins: 16
        visible: expanded
        
        Column {
            width: parent.width
            spacing: 8
            
            // Group header
            Row {
                width: parent.width
                spacing: 12
                
                Rectangle {
                    width: 32
                    height: 32
                    radius: notificationGroup.isConversation ? 16 : 4
                    color: "#333333"
                    
                    Image {
                        anchors.fill: parent
                        anchors.margins: notificationGroup.isConversation ? 0 : 4
                        source: notificationGroup.latestNotification.appIcon
                        fillMode: Image.PreserveAspectCrop
                        radius: parent.radius
                    }
                }
                
                Text {
                    text: `${notificationGroup.appName} (${notificationGroup.count})`
                    color: "#ffffff"
                    font.pixelSize: 16
                    font.weight: Font.Bold
                    anchors.verticalCenter: parent.verticalCenter
                }
                
                Item { Layout.fillWidth: true }
                
                Button {
                    text: "↑"
                    width: 32
                    height: 32
                    onClicked: expanded = false
                }
                
                Button {
                    text: "✕"
                    width: 32
                    height: 32
                    onClicked: dismissGroup()
                }
            }
            
            // Individual notifications in conversation style
            Repeater {
                model: notificationGroup.notifications.slice(0, 15) // Show recent 15
                
                delegate: Rectangle {
                    width: parent.width
                    height: messageContent.height + 16
                    radius: 8
                    color: "#2a2a2a"
                    
                    Column {
                        id: messageContent
                        anchors.left: parent.left
                        anchors.right: parent.right
                        anchors.top: parent.top
                        anchors.margins: 12
                        spacing: 6
                        
                        Row {
                            width: parent.width
                            spacing: 8
                            
                            Rectangle {
                                width: 24
                                height: 24
                                radius: notificationGroup.isConversation ? 12 : 4
                                color: "#444444"
                                
                                Image {
                                    anchors.fill: parent
                                    source: modelData.image || modelData.appIcon
                                    fillMode: Image.PreserveAspectCrop
                                    radius: parent.radius
                                }
                            }
                            
                            Column {
                                width: parent.width - 32
                                spacing: 2
                                
                                Row {
                                    width: parent.width
                                    
                                    Text {
                                        text: modelData.summary
                                        color: "#ffffff"
                                        font.pixelSize: 14
                                        font.weight: Font.Medium
                                        elide: Text.ElideRight
                                        Layout.fillWidth: true
                                    }
                                    
                                    Text {
                                        text: formatTime(modelData.timestamp)
                                        color: "#888888"
                                        font.pixelSize: 11
                                    }
                                }
                                
                                Text {
                                    text: modelData.body
                                    color: "#cccccc"
                                    font.pixelSize: 13
                                    width: parent.width
                                    wrapMode: Text.WordWrap
                                    maximumLineCount: 4
                                    elide: Text.ElideRight
                                }
                            }
                        }
                        
                        // Individual inline reply
                        Rectangle {
                            width: parent.width
                            height: 36
                            radius: 18
                            color: "#1a1a1a"
                            border.color: "#444444"
                            visible: modelData.hasInlineReply
                            
                            Row {
                                anchors.fill: parent
                                anchors.margins: 6
                                spacing: 6
                                
                                TextField {
                                    id: replyField
                                    width: parent.width - 40
                                    height: parent.height
                                    placeholderText: modelData.inlineReplyPlaceholder || "Reply..."
                                    background: Item {}
                                    color: "#ffffff"
                                    font.pixelSize: 12
                                    
                                    onAccepted: {
                                        if (text.length > 0) {
                                            modelData.sendInlineReply(text)
                                            text = ""
                                        }
                                    }
                                }
                                
                                Button {
                                    width: 34
                                    height: parent.height
                                    text: "→"
                                    enabled: replyField.text.length > 0
                                    onClicked: {
                                        modelData.sendInlineReply(replyField.text)
                                        replyField.text = ""
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    
    // Functions
    function getGroupTitle(group) {
        if (group.count === 1) {
            return group.latestNotification.summary
        }
        
        if (group.isConversation) {
            return `${group.count} new messages`
        }
        
        return `${group.count} notifications`
    }
    
    function sendQuickReply() {
        if (quickReply.text.length > 0 && notificationGroup.hasInlineReply) {
            notificationGroup.latestNotification.sendInlineReply(quickReply.text)
            quickReply.text = ""
        }
    }
    
    function dismissGroup() {
        notificationGroup.notifications.forEach(notification => {
            notification.dismiss()
        })
    }
    
    function formatTime(timestamp) {
        const now = new Date()
        const diff = now.getTime() - timestamp.getTime()
        const minutes = Math.floor(diff / 60000)
        const hours = Math.floor(minutes / 60)
        
        if (hours > 0) return `${hours}h`
        if (minutes > 0) return `${minutes}m`
        return "now"
    }
    
    // Tap to expand
    MouseArea {
        anchors.fill: parent
        visible: !expanded && notificationGroup.count > 1
        onClicked: expanded = true
    }
}

Filtering Notifications by Urgency

// High priority notifications only
model: notificationServer.trackedNotifications.filter(function(notification) {
    return notification.urgency === NotificationUrgency.Critical
})

Auto-dismiss Timer

Timer {
    property Notification notification
    
    running: notification && notification.expireTimeout > 0
    interval: notification.expireTimeout * 1000
    
    onTriggered: {
        if (notification) {
            notification.expire()
        }
    }
}

Persistent Notification Storage

QtObject {
    property var persistentNotifications: []
    
    function addPersistentNotification(notification) {
        if (!notification.transient) {
            persistentNotifications.push({
                appName: notification.appName,
                summary: notification.summary,
                body: notification.body,
                timestamp: new Date()
            })
        }
    }
}

Best Practices

Capability Management

  • Only enable capabilities your UI can properly handle
  • Test with different notification sources to ensure compatibility
  • Consider performance implications of advanced features

Memory Management

  • Always set tracked: true for notifications you want to keep
  • Clean up notification references when no longer needed
  • Use object pools for frequent notification creation/destruction

User Experience for Android 16-Style Notifications

  • Progressive Disclosure: Show summary first, expand for details
  • Smart Grouping: Group conversations by channel/sender, media by app
  • Quick Actions: Provide inline reply for conversations, media controls for audio
  • Visual Hierarchy: Use conversation avatars vs app icons appropriately
  • Count Badges: Show notification count for groups clearly
  • Auto-Expansion: Expand conversation groups when new messages arrive
  • Smooth Animations: Use easing transitions for expand/collapse
  • Contextual UI: Adapt interface based on notification type (conversation, media, system)

Performance

  • Use efficient data structures for notification storage
  • Implement proper cleanup for dismissed notifications
  • Consider virtualization for large notification lists

Notes

  • D-Bus Integration - The service automatically handles D-Bus registration and interface implementation
  • Hot Reloading - Notifications can optionally persist across quickshell reloads
  • Thread Safety - All operations are thread-safe and properly synchronized
  • Specification Compliance - Fully implements the Desktop Notifications Specification
  • Image Support - Handles both file paths and embedded D-Bus image data
  • Action Icons - Supports action icons when actionIconsSupported is enabled
  • Markup Support - Can handle HTML-like markup in notification body when enabled
  • Inline Reply - Supports quick replies for messaging applications when enabled
  • You must explicitly track notifications by setting tracked: true
  • The server doesn't advertise capabilities by default - you must enable them
  • Actions automatically dismiss non-resident notifications when invoked
  • Notification IDs are unique within the current session
  • Image paths can be local files or embedded D-Bus image data

Migration Strategy

Overview

This migration strategy helps you transition from other notification systems to Quickshell's native notification implementation, including support for the new inline reply feature.

Phase 1: Assessment

  1. Inventory Current Features

    • List all notification features your current setup uses
    • Document custom behaviors and UI elements
    • Note any application-specific handling
  2. Capability Mapping

    • Map your features to Quickshell capabilities:
      • Basic text → bodySupported (enabled by default)
      • HTML/Markup → bodyMarkupSupported
      • Clickable links → bodyHyperlinksSupported
      • Images → imageSupported
      • Action buttons → actionsSupported
      • Icon buttons → actionIconsSupported
      • Quick replies → inlineReplySupported (NEW)
      • Persistence → persistenceSupported

Phase 2: Basic Implementation

  1. Create Notification Server

    NotificationServer {
        id: notificationServer
    
        // Start with minimal capabilities
        actionsSupported: false
        imageSupported: false
        inlineReplySupported: false
    
        onNotification: function(notification) {
            notification.tracked = true
            // Basic notification display
        }
    }
    
  2. Test Core Functionality

    • Send test notifications: notify-send "Test" "Basic notification"
    • Verify reception and display
    • Check notification lifecycle

Phase 3: Progressive Enhancement

  1. Enable Features Incrementally

    NotificationServer {
        // Phase 3.1: Add images
        imageSupported: true
    
        // Phase 3.2: Add actions
        actionsSupported: true
    
        // Phase 3.3: Add inline replies
        inlineReplySupported: true
    
        // Phase 3.4: Add markup
        bodyMarkupSupported: true
    }
    
  2. Implement UI for Each Feature

    • Images: Add Image component with fallback
    • Actions: Create button row with action handling
    • Inline Reply: Add TextField with send button (NEW)
    • Markup: Use Text component with textFormat

Phase 4: Inline Reply Implementation (NEW)

  1. Detection and UI Creation

    onNotification: function(notification) {
        notification.tracked = true
    
        if (notification.hasInlineReply) {
            // Create UI with reply field
            createReplyableNotification(notification)
        } else {
            // Standard notification UI
            createStandardNotification(notification)
        }
    }
    
  2. Reply UI Component

    // Minimal inline reply UI
    Row {
        visible: notification.hasInlineReply
    
        TextField {
            id: replyInput
            placeholderText: notification.inlineReplyPlaceholder
            onAccepted: {
                if (text) notification.sendInlineReply(text)
            }
        }
    
        Button {
            text: "Send"
            enabled: replyInput.text.length > 0
            onClicked: {
                notification.sendInlineReply(replyInput.text)
            }
        }
    }
    
  3. Testing Inline Reply

    • Test with messaging apps (Telegram, Discord, etc.)
    • Verify reply delivery
    • Check notification dismissal behavior

Phase 5: Advanced Android 16-Style Features

  1. Smart Notification Grouping

    • Group by application and conversation
    • Implement automatic conversation detection
    • Handle channel-based grouping (Discord, Slack)
    • Smart media notification replacement
  2. Interactive Inline Reply

    • Implement conversation threading for inline replies
    • Auto-expand conversation groups with new messages
    • Quick reply from collapsed notifications
    • Reply persistence and history
  3. Android 16-Style UI Elements

    • Collapsible notification cards with smooth animations
    • Count badges for grouped notifications
    • Conversation avatars vs app icons
    • Progressive disclosure (show latest, expand for more)
  4. Advanced Behaviors

    • Auto-expand conversations with new messages
    • Smart notification replacement for media
    • Context-aware grouping algorithms
    • Adaptive UI based on notification type

Phase 6: Migration Completion

  1. Feature Parity Checklist

    • All notifications display correctly
    • Actions work as expected
    • Images render properly
    • Inline replies function correctly (NEW)
    • Performance is acceptable
    • No missing notifications
  2. Cleanup

    • Remove old notification daemon
    • Update system configuration
    • Document any custom behaviors

Common Migration Issues

  1. Missing Notifications

    • Ensure D-Bus service is registered
    • Check that old daemon is stopped
    • Verify no other notification handlers
  2. Inline Reply Not Working

    • Confirm inlineReplySupported: true
    • Check application supports inline reply
    • Verify D-Bus communication
  3. Performance Issues

    • Limit tracked notifications
    • Implement notification cleanup
    • Use efficient data structures

Testing Applications

Test with various applications to ensure compatibility:

  • Basic: notify-send, system notifications
  • Media: Spotify, VLC, music players
  • Messaging: Telegram, Discord, Signal (inline reply)
  • Email: Thunderbird, Evolution
  • Development: IDE notifications, build status

Rollback Plan

Keep your old configuration available:

  1. Document old notification daemon setup
  2. Keep configuration files backed up
  3. Test rollback procedure
  4. Have quick switch mechanism ready

Android 16-Style Implementation Demos

Demo 1: Basic Grouped Popup Notifications

// Replace your existing NotificationInit.qml content
import QtQuick
import QtQuick.Controls
import Quickshell
import Quickshell.Services.Notifications

PanelWindow {
    id: notificationPopup
    
    visible: NotificationService.groupedPopups.length > 0
    
    WlrLayershell.layer: WlrLayershell.Overlay
    WlrLayershell.exclusiveZone: -1
    WlrLayershell.keyboardFocus: WlrKeyboardFocus.None
    
    color: "transparent"
    
    anchors {
        top: true
        right: true
    }
    
    margins {
        top: Theme.barHeight
        right: 16
    }
    
    implicitWidth: 420
    implicitHeight: groupedNotificationsList.height + 32
    
    Column {
        id: groupedNotificationsList
        anchors.top: parent.top
        anchors.right: parent.right
        anchors.topMargin: 16
        anchors.rightMargin: 16
        spacing: 12
        width: 400
        
        Repeater {
            model: NotificationService.groupedPopups
            
            delegate: AndroidStyleGroupedNotificationCard {
                required property var modelData
                group: modelData
                width: parent.width
                
                // Auto-dismiss single notifications
                Timer {
                    running: group.count === 1 && group.latestNotification.popup
                    interval: group.latestNotification.notification.expireTimeout > 0 ? 
                             group.latestNotification.notification.expireTimeout : 5000
                    onTriggered: {
                        group.latestNotification.popup = false
                    }
                }
                
                // Don't auto-dismiss conversation groups - let user interact
                property bool isConversationGroup: group.isConversation && group.count > 1
            }
        }
    }
}

component AndroidStyleGroupedNotificationCard: Rectangle {
    id: root
    
    property var group
    property bool autoExpanded: group.isConversation && group.count > 1
    
    height: contentColumn.height + 24
    radius: 16
    color: "#1a1a1a"
    border.color: group.latestNotification.urgency === 2 ? "#ff4444" : "#333333"
    border.width: 1
    
    Column {
        id: contentColumn
        anchors.top: parent.top
        anchors.left: parent.left
        anchors.right: parent.right
        anchors.margins: 16
        spacing: 12
        
        // Header row
        Row {
            width: parent.width
            spacing: 12
            
            Rectangle {
                width: 48
                height: 48
                radius: group.isConversation ? 24 : 8
                color: "#333333"
                
                Image {
                    anchors.fill: parent
                    anchors.margins: group.isConversation ? 0 : 8
                    source: group.latestNotification.image || group.latestNotification.appIcon
                    fillMode: Image.PreserveAspectCrop
                    radius: parent.radius
                }
            }
            
            Column {
                width: parent.width - 60 - 60
                spacing: 4
                
                Row {
                    width: parent.width
                    spacing: 8
                    
                    Text {
                        text: group.appName
                        color: "#888888"
                        font.pixelSize: 12
                        font.weight: Font.Medium
                    }
                    
                    Rectangle {
                        width: Math.max(20, countText.width + 8)
                        height: 16
                        radius: 8
                        color: "#4a9eff"
                        visible: group.count > 1
                        
                        Text {
                            id: countText
                            anchors.centerIn: parent
                            text: group.count
                            color: "#ffffff"
                            font.pixelSize: 10
                            font.weight: Font.Bold
                        }
                    }
                }
                
                Text {
                    text: getGroupTitle()
                    color: "#ffffff"
                    font.pixelSize: 15
                    font.weight: Font.Medium
                    width: parent.width
                    elide: Text.ElideRight
                }
                
                Text {
                    text: group.latestNotification.body
                    color: "#cccccc"
                    font.pixelSize: 13
                    width: parent.width
                    wrapMode: Text.WordWrap
                    maximumLineCount: autoExpanded ? -1 : 2
                    elide: Text.ElideRight
                }
            }
            
            Button {
                width: 32
                height: 32
                text: "✕"
                onClicked: NotificationService.dismissGroup(group.key)
            }
        }
        
        // Inline reply for conversations
        Row {
            width: parent.width
            spacing: 8
            visible: group.hasInlineReply
            
            TextField {
                id: replyField
                width: parent.width - 60
                height: 36
                placeholderText: "Reply..."
                background: Rectangle {
                    color: "#2a2a2a"
                    radius: 18
                    border.color: parent.activeFocus ? "#4a9eff" : "#444444"
                }
                color: "#ffffff"
                
                onAccepted: {
                    if (text.length > 0) {
                        group.latestNotification.notification.sendInlineReply(text)
                        text = ""
                    }
                }
            }
            
            Button {
                width: 52
                height: 36
                text: "Send"
                enabled: replyField.text.length > 0
                onClicked: {
                    group.latestNotification.notification.sendInlineReply(replyField.text)
                    replyField.text = ""
                }
            }
        }
        
        // Actions row
        Row {
            spacing: 8
            visible: group.latestNotification.actions && group.latestNotification.actions.length > 0
            
            Repeater {
                model: group.latestNotification.actions || []
                delegate: Button {
                    text: modelData.text
                    height: 32
                    onClicked: modelData.invoke()
                }
            }
        }
    }
    
    function getGroupTitle() {
        if (group.count === 1) {
            return group.latestNotification.summary
        }
        
        if (group.isConversation) {
            return `${group.count} new messages`
        }
        
        if (group.isMedia) {
            return "Now playing"
        }
        
        return `${group.count} notifications`
    }
}

Demo 2: Notification History with Grouping

// Update your NotificationCenter.qml to use grouped notifications
ListView {
    model: NotificationService.groupedNotifications
    spacing: 12
    
    delegate: AndroidStyleGroupedNotificationCard {
        width: ListView.view.width
        group: modelData
        
        // History mode - always show expanded view for better browsing
        autoExpanded: true
        showAllNotifications: true
        
        property bool showAllNotifications: false
        
        // Override content to show more notifications
        // ... (extend the component to show paginated history)
    }
}

Demo 3: Service Integration

// Update your NotificationService.qml to add grouping capabilities
pragma Singleton
import QtQuick
import Quickshell.Services.Notifications

Singleton {
    id: root
    
    readonly property list<NotifWrapper> notifications: []
    readonly property list<NotifWrapper> popups: notifications.filter(n => n.popup)
    
    // New grouped properties
    readonly property var groupedNotifications: getGroupedNotifications()
    readonly property var groupedPopups: getGroupedPopups()
    
    NotificationServer {
        id: server
        
        keepOnReload: false
        actionsSupported: true
        bodyHyperlinksSupported: true
        bodyImagesSupported: true
        bodyMarkupSupported: true
        imageSupported: true
        inlineReplySupported: true  // Enable inline reply
        
        onNotification: notif => {
            notif.tracked = true;
            const wrapper = notifComponent.createObject(root, {
                popup: true,
                notification: notif
            });
            root.notifications.push(wrapper);
        }
    }
    
    // ... (rest of your existing NotifWrapper and helper functions)
    
    // New grouping functions
    function getGroupKey(wrapper) {
        const appName = wrapper.appName || "Unknown";
        
        if (wrapper.isConversation) {
            const summary = wrapper.summary.toLowerCase();
            if (summary.match(/^[#@]?[\w\s]+$/)) {
                return appName + ":" + wrapper.summary;
            }
            return appName + ":conversation";
        }
        
        if (wrapper.isMedia) {
            return appName + ":media";
        }
        
        if (wrapper.isSystem) {
            return appName + ":system";
        }
        
        return appName;
    }
    
    function getGroupedNotifications() {
        const groups = {};
        
        for (const notif of notifications) {
            const groupKey = getGroupKey(notif);
            if (!groups[groupKey]) {
                groups[groupKey] = {
                    key: groupKey,
                    appName: notif.appName,
                    notifications: [],
                    latestNotification: null,
                    count: 0,
                    hasInlineReply: false,
                    isConversation: notif.isConversation,
                    isMedia: notif.isMedia,
                    isSystem: notif.isSystem
                };
            }
            
            groups[groupKey].notifications.unshift(notif);
            groups[groupKey].latestNotification = groups[groupKey].notifications[0];
            groups[groupKey].count = groups[groupKey].notifications.length;
            
            if (notif.notification.hasInlineReply) {
                groups[groupKey].hasInlineReply = true;
            }
        }
        
        return Object.values(groups).sort((a, b) => {
            return b.latestNotification.time.getTime() - a.latestNotification.time.getTime();
        });
    }
    
    function getGroupedPopups() {
        const groups = {};
        
        for (const notif of popups) {
            const groupKey = getGroupKey(notif);
            if (!groups[groupKey]) {
                groups[groupKey] = {
                    key: groupKey,
                    appName: notif.appName,
                    notifications: [],
                    latestNotification: null,
                    count: 0,
                    hasInlineReply: false,
                    isConversation: notif.isConversation,
                    isMedia: notif.isMedia,
                    isSystem: notif.isSystem
                };
            }
            
            groups[groupKey].notifications.unshift(notif);
            groups[groupKey].latestNotification = groups[groupKey].notifications[0];
            groups[groupKey].count = groups[groupKey].notifications.length;
            
            if (notif.notification.hasInlineReply) {
                groups[groupKey].hasInlineReply = true;
            }
        }
        
        return Object.values(groups).sort((a, b) => {
            return b.latestNotification.time.getTime() - a.latestNotification.time.getTime();
        });
    }
    
    function dismissGroup(groupKey) {
        const notificationsCopy = [...notifications];
        for (const notif of notificationsCopy) {
            if (getGroupKey(notif) === groupKey) {
                notif.notification.dismiss();
            }
        }
    }
}

Demo 4: Testing Your Implementation

# Test basic notifications
notify-send "Test App" "Single notification"

# Test conversation grouping (Discord simulation)
notify-send "Discord" "#general" -i discord
notify-send "Discord" "#general" -i discord
notify-send "Discord" "john_doe" -i discord

# Test media notifications
notify-send "Spotify" "Now Playing" "Song Title - Artist" -i spotify

# Test inline reply (requires supporting app)
# This would come from messaging apps that support inline reply