From 2b70f34d16591703795d62493b2cc606a6f9350d Mon Sep 17 00:00:00 2001
From: Jeremy Hu <huxingyi@msn.com>
Date: Sat, 19 Oct 2019 08:02:24 +0930
Subject: [PATCH] Auto scroll to selected part widget

---
 src/documentwindow.cpp         | 2 ++
 src/parttreewidget.cpp         | 9 +++++++++
 src/parttreewidget.h           | 1 +
 src/skeletongraphicswidget.cpp | 3 +++
 src/skeletongraphicswidget.h   | 1 +
 5 files changed, 16 insertions(+)

diff --git a/src/documentwindow.cpp b/src/documentwindow.cpp
index cdd9320c..689c902c 100644
--- a/src/documentwindow.cpp
+++ b/src/documentwindow.cpp
@@ -954,6 +954,8 @@ DocumentWindow::DocumentWindow() :
     
     connect(partTreeWidget, &PartTreeWidget::addPartToSelection, graphicsWidget, &SkeletonGraphicsWidget::addPartToSelection);
     
+    connect(graphicsWidget, &SkeletonGraphicsWidget::partComponentChecked, partTreeWidget, &PartTreeWidget::partComponentChecked);
+    
     connect(m_document, &Document::componentNameChanged, partTreeWidget, &PartTreeWidget::componentNameChanged);
     connect(m_document, &Document::componentChildrenChanged, partTreeWidget, &PartTreeWidget::componentChildrenChanged);
     connect(m_document, &Document::componentRemoved, partTreeWidget, &PartTreeWidget::componentRemoved);
diff --git a/src/parttreewidget.cpp b/src/parttreewidget.cpp
index 2aa6b877..1e5b1cdc 100644
--- a/src/parttreewidget.cpp
+++ b/src/parttreewidget.cpp
@@ -765,6 +765,15 @@ void PartTreeWidget::addComponentChildrenToItem(QUuid componentId, QTreeWidgetIt
         QTreeWidget::scrollToItem(scrollToItem);
 }
 
+void PartTreeWidget::partComponentChecked(QUuid partId)
+{
+    auto item = m_partItemMap.find(partId);
+    if (item == m_partItemMap.end()) {
+        return;
+    }
+    QTreeWidget::scrollToItem(item->second);
+}
+
 void PartTreeWidget::deleteItemChildren(QTreeWidgetItem *item)
 {
     auto children = item->takeChildren();
diff --git a/src/parttreewidget.h b/src/parttreewidget.h
index 8ace952b..3c144f9e 100644
--- a/src/parttreewidget.h
+++ b/src/parttreewidget.h
@@ -72,6 +72,7 @@ public slots:
     void partColorSolubilityChanged(QUuid partId);
     void partChecked(QUuid partId);
     void partUnchecked(QUuid partId);
+    void partComponentChecked(QUuid partId);
     void groupChanged(QTreeWidgetItem *item, int column);
     void groupExpanded(QTreeWidgetItem *item);
     void groupCollapsed(QTreeWidgetItem *item);
diff --git a/src/skeletongraphicswidget.cpp b/src/skeletongraphicswidget.cpp
index 670fbbac..c29af04d 100644
--- a/src/skeletongraphicswidget.cpp
+++ b/src/skeletongraphicswidget.cpp
@@ -2381,6 +2381,9 @@ void SkeletonGraphicsWidget::selectPartAll()
             continue;
         addItemToRangeSelection(item);
     }
+    if (!choosenPartId.isNull()) {
+        emit partComponentChecked(choosenPartId);
+    }
 }
 
 void SkeletonGraphicsWidget::selectAll()
diff --git a/src/skeletongraphicswidget.h b/src/skeletongraphicswidget.h
index e3fc2d39..ed99a7a3 100644
--- a/src/skeletongraphicswidget.h
+++ b/src/skeletongraphicswidget.h
@@ -414,6 +414,7 @@ signals:
     void enableAllPositionRelatedLocks();
     void disableAllPositionRelatedLocks();
     void shortcutToggleWireframe();
+    void partComponentChecked(QUuid partId);
 public:
     SkeletonGraphicsWidget(const SkeletonDocument *document);
     std::map<QUuid, std::pair<SkeletonGraphicsNodeItem *, SkeletonGraphicsNodeItem *>> nodeItemMap;