initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/persist/splitter.h

@@ -0,0 +1,87 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/persist/splitter.h
+// Purpose:     Persistence support for wxSplitterWindow.
+// Author:      Vadim Zeitlin
+// Created:     2011-08-31
+// Copyright:   (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_PERSIST_SPLITTER_H_
+#define _WX_PERSIST_SPLITTER_H_
+
+#include "wx/persist/window.h"
+
+#include "wx/splitter.h"
+
+// ----------------------------------------------------------------------------
+// string constants used by wxPersistentSplitter
+// ----------------------------------------------------------------------------
+
+#define wxPERSIST_SPLITTER_KIND wxASCII_STR("Splitter")
+
+// Special position value of -1 means the splitter is not split at all.
+#define wxPERSIST_SPLITTER_POSITION wxASCII_STR("Position")
+
+#define wxPERSIST_SPLITTER_DEFAULT_HORIZONTAL wxASCII_STR("LastHorz")
+#define wxPERSIST_SPLITTER_DEFAULT_VERTICAL wxASCII_STR("LastVert")
+
+// ----------------------------------------------------------------------------
+// wxPersistentSplitter: supports saving/restoring splitter position
+// ----------------------------------------------------------------------------
+
+class wxPersistentSplitter : public wxPersistentWindow<wxSplitterWindow>
+{
+public:
+    wxPersistentSplitter(wxSplitterWindow* splitter)
+        : wxPersistentWindow<wxSplitterWindow>(splitter)
+    {
+    }
+
+    virtual void Save() const override
+    {
+        wxSplitterWindow* const splitter = Get();
+
+        int pos = splitter->IsSplit() ? splitter->GetSashPosition() : -1;
+        SaveValue(wxPERSIST_SPLITTER_POSITION, pos);
+
+        // Save the previously used position too if we have them.
+        const wxPoint lastSplitPos = splitter->GetLastSplitPosition();
+        if ( lastSplitPos.x || lastSplitPos.y )
+        {
+            SaveValue(wxPERSIST_SPLITTER_DEFAULT_HORIZONTAL, lastSplitPos.y);
+            SaveValue(wxPERSIST_SPLITTER_DEFAULT_VERTICAL, lastSplitPos.x);
+        }
+    }
+
+    virtual bool Restore() override
+    {
+        int pos;
+        if ( !RestoreValue(wxPERSIST_SPLITTER_POSITION, &pos) )
+            return false;
+
+        if ( pos == -1 )
+            Get()->Unsplit();
+        else
+            Get()->SetSashPosition(pos);
+
+        // Note that it's possible that default position was not stored, in
+        // which case lastSplitPos will just remain as (0, 0) and that's ok.
+        wxPoint lastSplitPos;
+        RestoreValue(wxPERSIST_SPLITTER_DEFAULT_HORIZONTAL, &lastSplitPos.x);
+        RestoreValue(wxPERSIST_SPLITTER_DEFAULT_VERTICAL, &lastSplitPos.y);
+
+        Get()->SetLastSplitPosition(lastSplitPos);
+
+        return true;
+    }
+
+    virtual wxString GetKind() const override { return wxPERSIST_SPLITTER_KIND; }
+};
+
+inline wxPersistentObject *wxCreatePersistentObject(wxSplitterWindow* splitter)
+{
+    return new wxPersistentSplitter(splitter);
+}
+
+#endif // _WX_PERSIST_SPLITTER_H_