fix: draging the dso channel, but the time base be changed

DSView/pv/view/header.cpp

@@ -47,6 +47,7 @@
 #include "../appcontrol.h"
 #include "../config/appconfig.h"
 #include "../ui/fn.h"
+#include "../log.h"
  
 using namespace std;
 
@@ -61,6 +62,7 @@ Header::Header(View &parent) :
     _colorFlag = false;
     _nameFlag = false;
     _context_trace = NULL;
+    _mouse_is_down = false;
     
     nameEdit = new QLineEdit(this);
     nameEdit->setFixedWidth(100);
@@ -173,6 +175,8 @@ void Header::mousePressEvent(QMouseEvent *event)
 {
 	assert(event);
 
+    _mouse_is_down = true;
+
     std::vector<Trace*> traces;
     _view.get_traces(ALL_VIEW, traces);
     int action;
@@ -235,6 +239,8 @@ void Header::mouseReleaseEvent(QMouseEvent *event)
 {
 	assert(event);
 
+    _mouse_is_down = false;
+
     // judge for color / name / trigger / move
     int action;
     const auto mTrace = get_mTrace(action, event->pos());

DSView/pv/view/header.h

@@ -69,6 +69,10 @@ public:
     int get_nameEditWidth();
     void header_resize();
 
+    inline bool mouse_is_down(){
+        return _mouse_is_down;
+    }
+
 private slots:
 	void on_action_set_name_triggered();
 
@@ -85,15 +89,12 @@ private:
     bool _moveFlag;
     bool _colorFlag;
     bool _nameFlag;
-
 	QPoint _mouse_point;
 	QPoint _mouse_down_point;
-
     QLineEdit *nameEdit;
-
     std::list<std::pair<Trace*, int> > _drag_traces;
-
     Trace *_context_trace;
+    bool    _mouse_is_down;
 };
 
 } // namespace view

DSView/pv/view/view.cpp

@@ -1403,5 +1403,10 @@ std::list<Cursor*>& View::get_cursorList()
     }
 }
 
+bool View::header_is_draging()
+{
+    return _header->mouse_is_down();
+}
+
 } // namespace view
 } // namespace pv

DSView/pv/view/view.h

@@ -324,8 +324,8 @@ public:
 
     //IFontForm
     void update_font() override;
-
     void check_measure();
+    bool header_is_draging();
 
 signals:
 	void hover_point_changed();

DSView/pv/view/viewport.cpp

@@ -1230,6 +1230,10 @@ void Viewport::wheelEvent(QWheelEvent *event)
 {
     assert(event);
 
+    if (_view.header_is_draging()){
+        return;
+    }
+
     int x = 0;  //mouse x pos
     int delta = 0;
     bool isVertical = true;