From a51941db310cfa9938c3f6841f81aa50b8564b84 Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Wed, 25 Jan 2023 20:50:22 +0100
Subject: [PATCH] QmlDesigner: Implement styles in the status bar
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Change-Id: I8413394484dc9d19e1bbe64391cefaba0f976f94
Reviewed-by: Henning Gründl <henning.gruendl@qt.io>
---
 .../qtcreator/qmldesigner/statusbar/Main.qml  |  5 +-
 .../components/toolbar/toolbarbackend.cpp     | 49 +++++++++++++++++++
 .../components/toolbar/toolbarbackend.h       |  7 +++
 3 files changed, 59 insertions(+), 2 deletions(-)

diff --git a/share/qtcreator/qmldesigner/statusbar/Main.qml b/share/qtcreator/qmldesigner/statusbar/Main.qml
index 0fbd95ea44d..70972031775 100644
--- a/share/qtcreator/qmldesigner/statusbar/Main.qml
+++ b/share/qtcreator/qmldesigner/statusbar/Main.qml
@@ -64,10 +64,11 @@ Item {
             anchors.verticalCenter: parent.verticalCenter
             anchors.left: kits.right
             anchors.leftMargin: 32
-            model: [ "Basic", "Default", "Universal", "Material" ]
-            //onActivated: backend.setCurrentWorkspace(workspaces.currentText)
+            model: backend.styles
+            onActivated: backend.setCurrentStyle(styles.currentIndex)
             openUpwards: true
             enabled: backend.isInDesignMode
+            currentIndex: backend.currentStyle
         }
 
 
diff --git a/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp b/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp
index 832692ef1be..32ee44740dc 100644
--- a/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp
+++ b/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp
@@ -3,6 +3,7 @@
 
 #include "toolbarbackend.h"
 
+#include <changestyleaction.h>
 #include <crumblebar.h>
 #include <designeractionmanager.h>
 #include <designmodewidget.h>
@@ -174,6 +175,26 @@ void ToolBarBackend::showZoomMenu(int x, int y)
     mainMenu->deleteLater();
 }
 
+void ToolBarBackend::setCurrentStyle(int index)
+{
+    const QList<StyleWidgetEntry> items = ChangeStyleWidgetAction::getAllStyleItems();
+
+    QTC_ASSERT(items.count() > index, return );
+    QTC_ASSERT(index > 0, return );
+
+    QTC_ASSERT(currentDesignDocument(), return );
+
+    auto item = items.at(index);
+
+    auto view = currentDesignDocument()->rewriterView();
+
+    const QString qmlFile = view->model()->fileUrl().toLocalFile();
+
+    ChangeStyleWidgetAction::changeCurrentStyle(item.styleName, qmlFile);
+
+    view->resetPuppet();
+}
+
 bool ToolBarBackend::canGoBack() const
 {
     QTC_ASSERT(designModeWidget(), return false);
@@ -223,6 +244,11 @@ ToolBarBackend::ToolBarBackend(QObject *parent)
             this,
             &ToolBarBackend::documentIndexChanged);
 
+    connect(Core::EditorManager::instance(),
+            &Core::EditorManager::currentEditorChanged,
+            this,
+            &ToolBarBackend::currentStyleChanged);
+
     connect(designModeWidget(), &Internal::DesignModeWidget::initialized, this, [this]() {
         const auto dockManager = designModeWidget()->dockManager();
 
@@ -300,6 +326,16 @@ QStringList ToolBarBackend::workspaces() const
     return m_workspaces;
 }
 
+QStringList ToolBarBackend::styles() const
+{
+    const QList<StyleWidgetEntry> items = ChangeStyleWidgetAction::getAllStyleItems();
+    QStringList list;
+    for (const auto &item : items)
+        list.append(item.displayName);
+
+    return list;
+}
+
 bool ToolBarBackend::isInDesignMode() const
 {
     if (!Core::ModeManager::instance())
@@ -316,6 +352,19 @@ bool ToolBarBackend::isDesignModeEnabled() const
     return false;
 }
 
+int ToolBarBackend::currentStyle() const
+{
+    QTC_ASSERT(currentDesignDocument(), return 0);
+
+    auto view = currentDesignDocument()->rewriterView();
+
+    const QString qmlFile = view->model()->fileUrl().toLocalFile();
+
+    const int index = ChangeStyleWidgetAction::getCurrentStyle(qmlFile);
+
+    return index;
+}
+
 void ToolBarBackend::setupWorkspaces()
 {
     m_workspaces.clear();
diff --git a/src/plugins/qmldesigner/components/toolbar/toolbarbackend.h b/src/plugins/qmldesigner/components/toolbar/toolbarbackend.h
index 9bf2869dd26..b957d9dcb8f 100644
--- a/src/plugins/qmldesigner/components/toolbar/toolbarbackend.h
+++ b/src/plugins/qmldesigner/components/toolbar/toolbarbackend.h
@@ -74,8 +74,10 @@ class ToolBarBackend : public QObject
     Q_PROPERTY(int documentIndex READ documentIndex NOTIFY documentIndexChanged)
     Q_PROPERTY(QString currentWorkspace READ currentWorkspace NOTIFY currentWorkspaceChanged)
     Q_PROPERTY(QStringList workspaces READ workspaces NOTIFY workspacesChanged)
+    Q_PROPERTY(QStringList styles READ styles FINAL)
     Q_PROPERTY(bool isInDesignMode READ isInDesignMode NOTIFY isInDesignModeChanged)
     Q_PROPERTY(bool isDesignModeEnabled READ isDesignModeEnabled NOTIFY isDesignModeEnabledChanged)
+    Q_PROPERTY(int currentStyle READ currentStyle NOTIFY currentStyleChanged)
 
 public:
     ToolBarBackend(QObject *parent  = nullptr);
@@ -92,6 +94,7 @@ public:
     Q_INVOKABLE void setCurrentWorkspace(const QString &workspace);
     Q_INVOKABLE void editGlobalAnnoation();
     Q_INVOKABLE void showZoomMenu(int x, int y);
+    Q_INVOKABLE void setCurrentStyle(int index);
 
     bool canGoBack() const;
     bool canGoForward() const;
@@ -104,8 +107,11 @@ public:
     QString currentWorkspace() const;
     QStringList workspaces() const;
 
+    QStringList styles() const;
+
     bool isInDesignMode() const;
     bool isDesignModeEnabled() const;
+    int currentStyle() const;
 
 signals:
     void navigationHistoryChanged();
@@ -115,6 +121,7 @@ signals:
     void workspacesChanged();
     void isInDesignModeChanged();
     void isDesignModeEnabledChanged();
+    void currentStyleChanged();
 
 private:
     void setupWorkspaces();