Drag n Drop SCL onto Status Panel (surge-synthesizer#1053)

If you drop an .scl file onto the status panel it retunes.
baconpaul · Aug 19, 2019 · 9f4a358 · 9f4a358
1 parent 9a97e61
commit 9f4a358
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Showing 4 changed files with 61 additions and 14 deletions.
diff --git a/src/common/gui/CStatusPanel.cpp b/src/common/gui/CStatusPanel.cpp
@@ -94,3 +94,30 @@ VSTGUI::CMouseEventResult CStatusPanel::onMouseDown(VSTGUI::CPoint& where, const
     return CControl::onMouseDown(where, button);
 }
 
+bool CStatusPanel::onDrop(VSTGUI::DragEventData data )
+{
+   doingDrag = false;
+
+   auto drag = data.drag;
+   auto where = data.pos;
+   uint32_t ct = drag->getCount();
+   if (ct == 1)
+   {
+      IDataPackage::Type t = drag->getDataType(0);
+      if (t == IDataPackage::kFilePath)
+      {
+         const void* fn;
+         drag->getData(0, fn, t);
+         const char* fName = static_cast<const char*>(fn);
+         fs::path fPath(fName);
+         if ((_stricmp(fPath.extension().generic_string().c_str(), ".scl") == 0))
+         {
+             if( editor )
+                 editor->tuningFileDropped(fName);
+         }
+      }
+   }
+
+   return true;
+}
+
diff --git a/src/common/gui/CStatusPanel.h b/src/common/gui/CStatusPanel.h
@@ -7,7 +7,7 @@
 
 class SurgeGUIEditor;
 
-class CStatusPanel : public VSTGUI::CControl
+class CStatusPanel : public VSTGUI::CControl, public VSTGUI::IDropTarget
 {
 public:
 
@@ -18,21 +18,19 @@ class CStatusPanel : public VSTGUI::CControl
     } DisplayFeatures;
 
     CStatusPanel(const VSTGUI::CRect& size, VSTGUI::IControlListener* listener, long tag, SurgeStorage* storage)
-        : VSTGUI::CControl(size, listener, tag, 0)
-        {
-                  for( auto i=0; i<numDisplayFeatures; ++i )
-          dispfeatures[i] = false;
-
-        }
+        : VSTGUI::CControl(size, listener, tag, 0) {
+        for( auto i=0; i<numDisplayFeatures; ++i )
+            dispfeatures[i] = false;
+        doingDrag = false;
+    }
 
-    void setDisplayFeature( DisplayFeatures df, bool v )
+    void setDisplayFeature( DisplayFeatures df, bool v ) {
+        if( dispfeatures[df] != v )
         {
-            if( dispfeatures[df] != v )
-            {
-                dispfeatures[df] = v;
-                invalid();
-            }
+            dispfeatures[df] = v;
+            invalid();
         }
+    }
 
     void setEditor(SurgeGUIEditor *e)
     {
@@ -41,8 +39,25 @@ class CStatusPanel : public VSTGUI::CControl
 
     virtual void draw(VSTGUI::CDrawContext* dc);
     VSTGUI::CMouseEventResult onMouseDown(VSTGUI::CPoint& where, const VSTGUI::CButtonState& button);
-
+
+    virtual VSTGUI::DragOperation onDragEnter(VSTGUI::DragEventData data) override
+    {
+        doingDrag = true;
+        return VSTGUI::DragOperation::Copy;
+    }
+    virtual VSTGUI::DragOperation onDragMove(VSTGUI::DragEventData data) override
+    {
+        return VSTGUI::DragOperation::Copy;
+    }
+    virtual void onDragLeave(VSTGUI::DragEventData data) override
+    {
+        doingDrag = false;
+    }
+    virtual bool onDrop(VSTGUI::DragEventData data) override;
+    virtual VSTGUI::SharedPointer<VSTGUI::IDropTarget> getDropTarget () override { return this; }
+
 protected:
+    bool doingDrag = false;
     bool dispfeatures[numDisplayFeatures];
     SurgeStorage* storage = nullptr;
     SurgeGUIEditor *editor = nullptr;

diff --git a/src/common/gui/SurgeGUIEditor.cpp b/src/common/gui/SurgeGUIEditor.cpp
@@ -2676,6 +2676,10 @@ void SurgeGUIEditor::showTuningMenu(VSTGUI::CPoint &where)
     frame->removeView(m, true);
 }
 
+void SurgeGUIEditor::tuningFileDropped(std::string fn)
+{
+    this->synth->storage.retuneToScale(Surge::Storage::readSCLFile(fn));
+}
 
 void SurgeGUIEditor::setZoomFactor(int zf)
 {

diff --git a/src/common/gui/SurgeGUIEditor.h b/src/common/gui/SurgeGUIEditor.h
@@ -181,6 +181,7 @@ class SurgeGUIEditor : public EditorType, public VSTGUI::IControlListener, publi
    void showMPEMenu(VSTGUI::CPoint &where);
    void toggleTuning();
    void showTuningMenu(VSTGUI::CPoint &where);
+   void tuningFileDropped(std::string fn);
    std::string tuningCacheForToggle = "";
 
 private: