feat: Add chat to editor view and refactor current openning

chat/ChatDocument.cpp

@@ -0,0 +1,47 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "ChatDocument.hpp"
+
+#include <utils/result.h>
+
+#include "QodeAssistConstants.hpp"
+#include "QodeAssisttr.h"
+
+namespace QodeAssist::Chat {
+
+ChatDocument::ChatDocument(QObject *parent)
+    : Core::IDocument(parent)
+{
+    setId(Constants::QODE_ASSIST_CHAT_EDITOR_ID);
+    setMimeType("text/plain");
+    setTemporary(true);
+    setPreferredDisplayName(Tr::tr("QodeAssist Chat"));
+}
+
+QByteArray ChatDocument::contents() const
+{
+    return {};
+}
+
+Utils::Result<> ChatDocument::setContents(const QByteArray &)
+{
+    return Utils::ResultOk;
+}
+
+bool ChatDocument::isModified() const
+{
+    return false;
+}
+
+bool ChatDocument::isSaveAsAllowed() const
+{
+    return false;
+}
+
+bool ChatDocument::shouldAutoSave() const
+{
+    return false;
+}
+
+} // namespace QodeAssist::Chat

chat/ChatDocument.hpp

@@ -0,0 +1,27 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <coreplugin/idocument.h>
+
+namespace QodeAssist::Chat {
+
+// Backing document for a chat editor view. The chat persists itself through its own
+// autosave history file, so this document is purely a placeholder for the editor area
+// and never participates in Qt Creator's save infrastructure.
+class ChatDocument : public Core::IDocument
+{
+    Q_OBJECT
+
+public:
+    explicit ChatDocument(QObject *parent = nullptr);
+
+    QByteArray contents() const override;
+    Utils::Result<> setContents(const QByteArray &contents) override;
+    bool isModified() const override;
+    bool isSaveAsAllowed() const override;
+    bool shouldAutoSave() const override;
+};
+
+} // namespace QodeAssist::Chat

chat/ChatEditor.cpp

@@ -0,0 +1,73 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "ChatEditor.hpp"
+
+#include <coreplugin/actionmanager/actionmanager.h>
+#include <coreplugin/actionmanager/command.h>
+#include <coreplugin/coreconstants.h>
+#include <coreplugin/editormanager/editormanager.h>
+
+#include <QAction>
+
+#include "ChatDocument.hpp"
+#include "ChatView/ChatRootView.hpp"
+#include "ChatView/ChatWidget.hpp"
+#include "QodeAssistConstants.hpp"
+
+namespace QodeAssist::Chat {
+
+ChatEditor::ChatEditor(QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry)
+    : m_engine(engine)
+    , m_sessionFileRegistry(sessionFileRegistry)
+    , m_document(new ChatDocument(this))
+    , m_chatWidget(new ChatWidget(engine, sessionFileRegistry))
+{
+    setWidget(m_chatWidget);
+    setContext(Core::Context(Constants::QODE_ASSIST_CHAT_CONTEXT));
+    setDuplicateSupported(true);
+
+    if (auto rootView = qobject_cast<ChatRootView *>(m_chatWidget->rootObject())) {
+        connect(
+            rootView,
+            &ChatRootView::closeHostRequested,
+            this,
+            [this] {
+                Core::EditorManager::closeEditors({this});
+                if (auto command
+                    = Core::ActionManager::command(Core::Constants::REMOVE_CURRENT_SPLIT)) {
+                    if (auto action = command->action(); action && action->isEnabled())
+                        action->trigger();
+                }
+            },
+            Qt::QueuedConnection);
+    }
+}
+
+void ChatEditor::consumePendingChatFile()
+{
+    if (auto rootView = qobject_cast<ChatRootView *>(m_chatWidget->rootObject()))
+        rootView->consumePendingChatFile();
+}
+
+ChatEditor::~ChatEditor()
+{
+    delete m_chatWidget;
+}
+
+Core::IDocument *ChatEditor::document() const
+{
+    return m_document;
+}
+
+QWidget *ChatEditor::toolBar()
+{
+    return nullptr;
+}
+
+Core::IEditor *ChatEditor::duplicate()
+{
+    return new ChatEditor(m_engine, m_sessionFileRegistry);
+}
+
+} // namespace QodeAssist::Chat

chat/ChatEditor.hpp

@@ -0,0 +1,39 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <coreplugin/editormanager/ieditor.h>
+
+class QQmlEngine;
+
+namespace QodeAssist::Chat {
+
+class ChatDocument;
+class ChatWidget;
+class SessionFileRegistry;
+
+// Editor-area host for the chat. Each editor (including a split duplicate) owns its own
+// ChatWidget and therefore its own independent chat session.
+class ChatEditor : public Core::IEditor
+{
+    Q_OBJECT
+
+public:
+    ChatEditor(QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry);
+    ~ChatEditor() override;
+
+    Core::IDocument *document() const override;
+    QWidget *toolBar() override;
+    Core::IEditor *duplicate() override;
+
+    void consumePendingChatFile();
+
+private:
+    QQmlEngine *m_engine;
+    SessionFileRegistry *m_sessionFileRegistry;
+    ChatDocument *m_document;
+    ChatWidget *m_chatWidget;
+};
+
+} // namespace QodeAssist::Chat

chat/ChatEditorFactory.cpp

@@ -0,0 +1,20 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "ChatEditorFactory.hpp"
+
+#include "ChatEditor.hpp"
+#include "QodeAssistConstants.hpp"
+#include "QodeAssisttr.h"
+
+namespace QodeAssist::Chat {
+
+ChatEditorFactory::ChatEditorFactory(QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry)
+{
+    setId(Constants::QODE_ASSIST_CHAT_EDITOR_ID);
+    setDisplayName(Tr::tr("QodeAssist Chat"));
+    setEditorCreator(
+        [engine, sessionFileRegistry] { return new ChatEditor(engine, sessionFileRegistry); });
+}
+
+} // namespace QodeAssist::Chat

chat/ChatEditorFactory.hpp

@@ -0,0 +1,20 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <coreplugin/editormanager/ieditorfactory.h>
+
+class QQmlEngine;
+
+namespace QodeAssist::Chat {
+
+class SessionFileRegistry;
+
+class ChatEditorFactory : public Core::IEditorFactory
+{
+public:
+    ChatEditorFactory(QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry);
+};
+
+} // namespace QodeAssist::Chat

chat/ChatOutputPane.cpp

@@ -7,9 +7,10 @@
 
 namespace QodeAssist::Chat {
 
-ChatOutputPane::ChatOutputPane(QQmlEngine* engine, QObject *parent)
+ChatOutputPane::ChatOutputPane(
+    QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry, QObject *parent)
     : Core::IOutputPane(parent)
-    , m_chatWidget{new ChatWidget{engine}}
+    , m_chatWidget{new ChatWidget{engine, sessionFileRegistry}}
 {
     setId("QodeAssistChat");
     setDisplayName(Tr::tr("QodeAssist Chat"));

chat/ChatOutputPane.h

@@ -8,12 +8,17 @@
 
 namespace QodeAssist::Chat {
 
+class SessionFileRegistry;
+
 class ChatOutputPane : public Core::IOutputPane
 {
     Q_OBJECT
 
 public:
-    explicit ChatOutputPane(QQmlEngine* engine, QObject *parent = nullptr);
+    explicit ChatOutputPane(
+        QQmlEngine *engine,
+        SessionFileRegistry *sessionFileRegistry,
+        QObject *parent = nullptr);
     ~ChatOutputPane() override;
 
     QWidget *outputWidget(QWidget *parent) override;

chat/NavigationPanel.cpp

@@ -4,12 +4,14 @@
 #include "NavigationPanel.hpp"
 
 #include "ChatView/ChatWidget.hpp"
+#include "ChatView/SessionFileRegistry.hpp"
 #include "QodeAssistConstants.hpp"
 
 namespace QodeAssist::Chat {
 
-NavigationPanel::NavigationPanel(QQmlEngine* engine)
+NavigationPanel::NavigationPanel(QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry)
     : m_engine{engine}
+    , m_sessionFileRegistry{sessionFileRegistry}
 {
     setDisplayName(tr("QodeAssist Chat"));
     setPriority(500);
@@ -21,7 +23,7 @@ NavigationPanel::~NavigationPanel() {}
 
 Core::NavigationView NavigationPanel::createWidget()
 {
-    return {.widget = new ChatWidget{m_engine}};
+    return {.widget = new ChatWidget{m_engine, m_sessionFileRegistry}};
 }
 
 } // namespace QodeAssist::Chat

chat/NavigationPanel.hpp

@@ -11,17 +11,20 @@ class QQmlEngine;
 
 namespace QodeAssist::Chat {
 
+class SessionFileRegistry;
+
 class NavigationPanel : public Core::INavigationWidgetFactory
 {
     Q_OBJECT
 public:
-    explicit NavigationPanel(QQmlEngine* engine);
+    explicit NavigationPanel(QQmlEngine *engine, SessionFileRegistry *sessionFileRegistry);
     ~NavigationPanel();
 
     Core::NavigationView createWidget() override;
 
 private:
     QPointer<QQmlEngine> m_engine;
+    QPointer<SessionFileRegistry> m_sessionFileRegistry;
 };
 
 } // namespace QodeAssist::Chat