Doc: Document context menu commands for components

- Add a table that lists commands available for components
  in Navigator and Form Editor
- Include the table in Navigator and Form Editor topics
  using an include file
- Add documentation for new commands (and those that were
  not documented for some reason)

Task-number: QDS-2744
Change-Id: I6d2d886aaeb9d7f5e21ca5e8007e3b036c61f1d0
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

doc/qtcreator/src/qtquick/qtquick-component-context-menu.qdocinc

@@ -0,0 +1,88 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt Creator documentation.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Free Documentation License Usage
+** Alternatively, this file may be used under the terms of the GNU Free
+** Documentation License version 1.3 as published by the Free Software
+** Foundation and appearing in the file included in the packaging of
+** this file. Please review the following information to ensure
+** the GNU Free Documentation License version 1.3 requirements
+** will be met: https://www.gnu.org/licenses/fdl-1.3.html.
+**
+****************************************************************************/
+
+/*!
+//! [context-menu]
+    \section1 Context Menu
+
+    The following table summarizes the \uicontrol Navigator and
+    \uicontrol {Form Editor} context menu items and provides links
+    to more information about them.
+
+    \table
+    \header
+        \li To Learn About
+        \li Go To
+    \row
+        \li Arrange
+        \li \l{Arranging Items}
+    \row
+        \li Edit
+        \li \l{Showing and Hiding Items}
+    \row
+        \li Anchors
+        \li \l{Setting Anchors and Margins}
+    \row
+        \li Group
+        \li \l Group
+    \row
+        \li Position
+        \li \l{Using Positioners}
+    \row
+        \li Layout
+        \li \l{Using Layouts}
+    \row
+        \li Stacked Container
+        \li \l{Lists and Other Data Models}
+    \row
+        \li Timeline
+        \li \l{Creating Timelines}
+    \row
+        \li Event List
+        \li \l{Simulating Events}
+    \row
+        \li Edit Color
+        \li \l{Editing Properties Inline}
+    \row
+        \li Edit Annotation
+        \li \l{Annotating Designs}
+    \row
+        \li Merge File with Template
+        \li \l{Merging Files with Templates}
+    \row
+        \li Move Component into Separate File
+        \li \l{Moving Components into Separate Files}
+    \row
+        \li Add New Signal Handler
+        \li \l{Adding Signal Handlers}
+    \row
+        \li Go to Implementation
+        \li \l{Using Qt Quick UI Forms}
+    \row
+        \li Go into Component
+        \li \l{Moving Within Components}
+    \endtable
+//! [context-menu]
+*/

doc/qtcreator/src/qtquick/qtquick-components.qdoc

@@ -246,6 +246,25 @@
     \include qtdesignstudio-components.qdocinc creating studio components
     \endif
 
+    \section1 Moving Components into Separate Files
+
+    An alternative way of creating reusable components is to move them into
+    separate QML files. Right-click a component in the \uicontrol Navigator
+    or \uicontrol {Form Editor} view and select
+    \uicontrol {Move Component into Separate File} in the context menu.
+
+    \image qtcreator-move-component-into-separate-file.png
+
+    Give the new component a name and select whether properties are set for
+    the new component or for the original one.
+
+    For an example of creating a reusable custom component, see
+    \if defined(qtcreator)
+    \l{Creating a Mobile Application}.
+    \else
+    \l{Progress Bar}.
+    \endif
+
     \section1 Moving Within Components
 
     Components can consist of several other components. To view the component
@@ -256,4 +275,17 @@
     component.
 
     \image qmldesigner-breadcrumbs.png "Go into Component command"
+
+    \section1 Merging Files with Templates
+
+    You can merge the current QML file against an existing second QML file and
+    using the second QML file in a way similar to using a CSS stylesheet.
+
+    To use this experimental feature, right-click a component in the
+    \uicontrol Navigator or \uicontrol {Form Editor} view and select
+    \uicontrol {Merge File with Template} in the context menu.
+
+    \image qmldesigner-merge-with-template.png "Merge with Template dialog"
+
+    In the \uicontrol Template field, select the file to use as a template.
 */

doc/qtcreator/src/qtquick/qtquick-connection-editor-signals.qdoc

@@ -84,6 +84,25 @@
     in the context menu to specify the connection in
     \uicontrol {Connection Editor}.
 
+    \section1 Adding Signal Handlers
+
+    If a signal handler that you need is not listed in the
+    \uicontrol {Signal Handler} column, you can add it:
+
+    \list 1
+        \li Right-click a component in the \uicontrol Navigator or
+            \uicontrol {Form Editor} view and select
+            \uicontrol {Add New Signal Handler} in the context menu.
+        \li In the \uicontrol Signal field, select the signal to handle.
+            \image qmldesigner-implement-signal-handler.png "Implement Signal Handler dialog"
+        \li Select the radio buttons to filter the list to only display
+            frequently used signals or property changes.
+        \li Select \uicontrol OK.
+    \endlist
+
+    The added signal handler is automatically \l{Using Qt Quick UI Forms}
+    {exported as a property}.
+
     \if defined(qtdesignstudio)
     \section1 Adding Actions and Assignments
 

doc/qtcreator/src/qtquick/qtquick-form-editor.qdoc

@@ -148,4 +148,5 @@
     select the \inlineimage reset.png
     (\uicontrol {Reset View}) button.
 
+    \include qtquick-component-context-menu.qdocinc context-menu
 */

doc/qtcreator/src/qtquick/qtquick-navigator.qdoc

@@ -142,4 +142,5 @@
     the item into a new position. The topmost item under the cursor becomes the
     new parent of the item.
 
+    \include qtquick-component-context-menu.qdocinc context-menu
 */