UI: Add text context menu.

src/ui/fort_qml.qrc

@@ -1,6 +1,8 @@
 <RCC>
     <qresource prefix="/">
         <file>qml/controls/TextAreaFrame.qml</file>
+        <file>qml/controls/TextContextMenu.qml</file>
+        <file>qml/controls/TextFieldFrame.qml</file>
         <file>qml/main.qml</file>
         <file>qml/pages/ActivityPage.qml</file>
         <file>qml/pages/AddressesPage.qml</file>

src/ui/qml/controls/TextAreaFrame.qml

@@ -16,8 +16,10 @@ Frame {
         TextArea {
             id: textArea
             clip: true  // to clip placeholder text
+            persistentSelection: true
             selectByMouse: true
             onTextChanged: frame.textChanged()
+            onReleased: textContextMenu.show(event, textArea)
         }
     }
 }

src/ui/qml/controls/TextContextMenu.qml

@@ -0,0 +1,51 @@
+import QtQuick 2.9
+import QtQuick.Controls 2.2
+
+Menu {
+    id: contextMenu
+
+    property Item textField
+
+    onClosed: {
+        textField = null;
+    }
+
+    function show(mouseEvent, field) {
+        if (mouseEvent.button !== Qt.RightButton)
+            return;
+
+        mouseEvent.accepted = true;
+
+        textField = field;
+
+        const pos = textField.mapToItem(null, mouseEvent.x, mouseEvent.y);
+        x = pos.x;
+        y = pos.y;
+
+        open();
+    }
+
+    MenuItem {
+        text: qsTranslate("qml", "Copy")
+        enabled: textField && textField.selectedText
+        onTriggered: textField.copy()
+    }
+    MenuItem {
+        text: qsTranslate("qml", "Cut")
+        enabled: textField && textField.selectedText
+        onTriggered: textField.cut()
+    }
+    MenuItem {
+        text: qsTranslate("qml", "Paste")
+        enabled: textField && textField.canPaste
+        onTriggered: textField.paste()
+    }
+
+    MenuSeparator {}
+
+    MenuItem {
+        text: qsTranslate("qml", "Clear")
+        enabled: textField && textField.text
+        onTriggered: textField.clear()
+    }
+}

src/ui/qml/controls/TextFieldFrame.qml

@@ -0,0 +1,8 @@
+import QtQuick 2.9
+import QtQuick.Controls 2.2
+
+TextField {
+    id: textField
+    persistentSelection: true
+    onReleased: textContextMenu.show(event, textField)
+}

src/ui/qml/main.qml

@@ -1,5 +1,6 @@
 import QtQuick 2.9
 import QtQuick.Controls 2.2
+import "controls"
 import "pages"
 import com.fortfirewall 1.0
 
@@ -40,6 +41,10 @@ ApplicationWindow {
         id: osUtil
     }
 
+    TextContextMenu {
+        id: textContextMenu
+    }
+
     Loader {
         anchors.fill: parent
         sourceComponent: appWindow.visible ? mainPageComponent : undefined

src/ui/qml/pages/ApplicationsPage.qml

@@ -1,6 +1,7 @@
 import QtQuick 2.9
 import QtQuick.Layouts 1.3
 import QtQuick.Controls 2.2
+import "../controls"
 import "apps"
 import com.fortfirewall 1.0
 
@@ -57,9 +58,9 @@ BasePage {
         anchors.fill: parent
 
         RowLayout {
-            TextField {
-                enabled: appGroupsCount < 16
+            TextFieldFrame {
                 id: editGroupName
+                enabled: appGroupsCount < 16
                 placeholderText: translationManager.dummyBool
                                  && qsTranslate("qml", "Group Name")
             }