Move most context menu into dir.

imports/Spectral/Menu/RoomListContextMenu.qml

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+import QtQuick 2.12
+import QtQuick.Controls 2.12
+import QtQuick.Controls.Material 2.12
+
+Menu {
+    property var room
+
+    id: root
+
+    MenuItem {
+        text: "Favourite"
+        checkable: true
+        checked: room.isFavourite
+
+        onTriggered: room.isFavourite ? room.removeTag("m.favourite") : room.addTag("m.favourite", 1.0)
+    }
+
+    MenuItem {
+        text: "Deprioritize"
+        checkable: true
+        checked: room.isLowPriority
+
+        onTriggered: room.isLowPriority ? room.removeTag("m.lowpriority") : room.addTag("m.lowpriority", 1.0)
+    }
+
+    MenuSeparator {}
+
+    MenuItem {
+        text: "Mark as Read"
+
+        onTriggered: room.markAllMessagesAsRead()
+    }
+
+    MenuItem {
+        text: "Leave Room"
+        Material.foreground: Material.Red
+
+        onTriggered: room.forget()
+    }
+
+    onClosed: destroy()
+}

imports/Spectral/Menu/Timeline/FileDelegateContextMenu.qml

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+import QtQuick 2.12
+import QtQuick.Controls 2.12
+
+import Spectral.Dialog 2.0
+
+Menu {
+    signal viewSource()
+    signal downloadAndOpen()
+    signal saveFileAs()
+    signal reply()
+    signal redact()
+
+    id: root
+
+    MenuItem {
+        text: "View Source"
+
+        onTriggered: viewSource()
+    }
+
+    MenuItem {
+        text: "Open Externally"
+
+        onTriggered: downloadAndOpen()
+    }
+
+    MenuItem {
+        text: "Save As"
+
+        onTriggered: saveFileAs()
+    }
+
+    MenuItem {
+        text: "Reply"
+
+        onTriggered: reply()
+    }
+
+    MenuItem {
+        text: "Redact"
+
+        onTriggered: redact()
+    }
+
+    onClosed: destroy()
+}

imports/Spectral/Menu/Timeline/MessageDelegateContextMenu.qml

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+import QtQuick 2.12
+import QtQuick.Controls 2.12
+
+import Spectral.Dialog 2.0
+
+Menu {
+    readonly property string selectedText: contentLabel.selectedText
+
+    signal viewSource()
+    signal reply()
+    signal redact()
+
+    id: root
+
+    MenuItem {
+        text: "View Source"
+
+        onTriggered: viewSource()
+    }
+
+    MenuItem {
+        text: "Reply"
+
+        onTriggered: reply()
+    }
+
+    MenuItem {
+        text: "Redact"
+
+        onTriggered: redact()
+    }
+
+    onClosed: destroy()
+}

imports/Spectral/Menu/Timeline/qmldir

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+module Spectral.Menu.Timeline
+MessageDelegateContextMenu 2.0 MessageDelegateContextMenu.qml
+FileDelegateContextMenu 2.0 FileDelegateContextMenu.qml

imports/Spectral/Menu/qmldir

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+module Spectral.Menu
+RoomListContextMenu 2.0 RoomListContextMenu.qml