From 6cd403a996bed7a4d4726f75ce6cf086233a354f Mon Sep 17 00:00:00 2001
From: Miikka Heikkinen <miikka.heikkinen@qt.io>
Date: Wed, 29 Jun 2016 13:22:38 +0300
Subject: Open the correct scene when opening the embedded editor
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Change-Id: Ie308ea0bc5024c539caca4e4d514bbf214c9dc6e
Reviewed-by: Tomi Korpipää <tomi.korpipaa@qt.io>
---
 creatorplugin/qt3dsceneeditorplugin.cpp |  6 ++++--
 creatorplugin/qt3dsceneeditorwidget.cpp | 12 ++++++++----
 creatorplugin/qt3dsceneeditorwidget.h   |  4 +++-
 editorlib/qml/EditorContent.qml         | 25 ++++++++++++++-----------
 editorlib/qml/PluginMain.qml            |  9 +++++++++
 5 files changed, 38 insertions(+), 18 deletions(-)

diff --git a/creatorplugin/qt3dsceneeditorplugin.cpp b/creatorplugin/qt3dsceneeditorplugin.cpp
index 51c43f6..d8ccedd 100644
--- a/creatorplugin/qt3dsceneeditorplugin.cpp
+++ b/creatorplugin/qt3dsceneeditorplugin.cpp
@@ -43,8 +43,10 @@
 #include <coreplugin/editormanager/ieditor.h>
 
 #include <utils/mimetypes/mimedatabase.h>
+#include <utils/fileutils.h>
 
 #include <QtCore/QTimer>
+#include <QtCore/QUrl>
 
 namespace Qt3DSceneEditor {
 namespace Internal {
@@ -155,8 +157,8 @@ void Qt3DSceneEditorPlugin::createSceneEditorWidget()
 
 void Qt3DSceneEditorPlugin::showSceneEditor()
 {
-    m_sceneEditorWidget->initialize();
-    // TODO: load the scene (probably as parameter to initialize)
+    m_sceneEditorWidget->initialize(
+                QUrl::fromLocalFile(Core::EditorManager::currentDocument()->filePath().toString()));
 }
 
 void Qt3DSceneEditorPlugin::hideSceneEditor()
diff --git a/creatorplugin/qt3dsceneeditorwidget.cpp b/creatorplugin/qt3dsceneeditorwidget.cpp
index eab05f2..bc8b46a 100644
--- a/creatorplugin/qt3dsceneeditorwidget.cpp
+++ b/creatorplugin/qt3dsceneeditorwidget.cpp
@@ -29,8 +29,9 @@
 #include "qt3dsceneeditorwidget.h"
 #include "../editorlib/src/qt3dsceneeditor.h"
 
-#include <QBoxLayout>
-#include <QQuickWidget>
+#include <QtWidgets/QBoxLayout>
+#include <QtQuickWidgets/QQuickWidget>
+#include <QtQuick/QQuickItem>
 
 using namespace Qt3DSceneEditor;
 
@@ -40,6 +41,7 @@ namespace Internal {
 Qt3DSceneEditorWidget::Qt3DSceneEditorWidget(QWidget *parent)
     : QWidget(parent)
     , m_sceneEditor(nullptr)
+    , m_rootItem(nullptr)
 {
 }
 
@@ -53,6 +55,7 @@ void Qt3DSceneEditorWidget::setup()
     m_sceneEditor = new QQuickWidget(this);
     m_sceneEditor->setResizeMode(QQuickWidget::SizeRootObjectToView);
     m_sceneEditor->setSource(QUrl(QStringLiteral("qrc:/qt3deditorlib/PluginMain.qml")));
+    m_rootItem = m_sceneEditor->rootObject();
 
     QVBoxLayout *layout = new QVBoxLayout();
     layout->setMargin(0);
@@ -63,14 +66,15 @@ void Qt3DSceneEditorWidget::setup()
     show();
 }
 
-void Qt3DSceneEditorWidget::initialize()
+void Qt3DSceneEditorWidget::initialize(const QUrl &fileName)
 {
     if (m_initStatus == NotInitialized) {
         m_initStatus = Initializing;
         setup();
     }
-
     m_initStatus = Initialized;
+
+    QMetaObject::invokeMethod(m_rootItem, "loadScene", Q_ARG(QVariant, fileName));
 }
 
 } // namespace Internal
diff --git a/creatorplugin/qt3dsceneeditorwidget.h b/creatorplugin/qt3dsceneeditorwidget.h
index 09a9138..e4cc693 100644
--- a/creatorplugin/qt3dsceneeditorwidget.h
+++ b/creatorplugin/qt3dsceneeditorwidget.h
@@ -32,6 +32,7 @@
 
 QT_BEGIN_NAMESPACE
 class QQuickWidget;
+class QQuickItem;
 QT_END_NAMESPACE
 
 namespace Qt3DSceneEditor {
@@ -46,7 +47,7 @@ public:
 
     ~Qt3DSceneEditorWidget();
 
-    void initialize();
+    void initialize(const QUrl &fileName);
 
 private: // functions
     enum InitializeStatus { NotInitialized, Initializing, Initialized };
@@ -55,6 +56,7 @@ private: // functions
 private: // variables
     InitializeStatus m_initStatus = NotInitialized;
     QQuickWidget *m_sceneEditor;
+    QQuickItem *m_rootItem;
 };
 
 } // namespace Internal
diff --git a/editorlib/qml/EditorContent.qml b/editorlib/qml/EditorContent.qml
index 4ab123d..e005d0a 100644
--- a/editorlib/qml/EditorContent.qml
+++ b/editorlib/qml/EditorContent.qml
@@ -105,6 +105,14 @@ Item {
         }
     }
 
+    function loadScene(fileUrl, folder) {
+        if (editorScene.loadScene(fileUrl)) {
+            entityTree.selectSceneRoot()
+            editorContent.saveFolder = folder
+            editorContent.saveFileUrl = fileUrl
+        }
+    }
+
     function fileSave() {
         if (saveFileUrl == "") {
             saveFileDialog.folder = saveFolder
@@ -220,6 +228,11 @@ Item {
         }
     }
 
+    function resetCameraToDefault() {
+        editorScene.freeView = true
+        editorScene.resetFreeViewCamera()
+    }
+
     Settings {
         // Save view panel sizes
         // Use detailed category name, as plugin saves settings under QtCreator application
@@ -264,11 +277,7 @@ Item {
             title: qsTr("Load Scene") + editorScene.emptyString
             nameFilters: [qsTr("Qt3D Scenes (*.qt3d.qrc)") + editorScene.emptyString]
             onAccepted: {
-                if (editorScene.loadScene(fileUrl)) {
-                    entityTree.selectSceneRoot()
-                    editorContent.saveFolder = folder
-                    editorContent.saveFileUrl = fileUrl
-                }
+                editorContent.loadScene(fileUrl, folder)
             }
         }
 
@@ -686,12 +695,6 @@ Item {
                 editorScene.saveScene(editorContent.saveFileUrl, true)
             }
         }
-
-        function resetCameraToDefault() {
-            editorScene.freeView = true
-            editorScene.resetFreeViewCamera()
-        }
-
     }
 }
 
diff --git a/editorlib/qml/PluginMain.qml b/editorlib/qml/PluginMain.qml
index 5570c4b..2c0777f 100644
--- a/editorlib/qml/PluginMain.qml
+++ b/editorlib/qml/PluginMain.qml
@@ -29,6 +29,15 @@ import QtQuick 2.5
 
 Rectangle {
     color: editorContent.paneBackgroundColor
+    property url previouslyLoadedUrl: ""
+
+    function loadScene(url) {
+        if (url !== previouslyLoadedUrl) {
+            var folder = url.toString();
+            folder = decodeURIComponent(folder.replace(/\/[^\/]*$/, ""));
+            editorContent.loadScene(url, folder)
+        }
+    }
 
     EditorContent {
         id: editorContent
-- 
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