added wxDynamicSashWindow (patch 441518)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11437 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/samples/gizmos/dynsash/dynsash.cpp

@@ -0,0 +1,86 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        dynsash.cpp
+// Purpose:     Test the wxDynamicSash class by creating a dynamic sash which
+//              contains an HTML view
+// Author:      Matt Kimball
+// Modified by:
+// Created:     7/15/2001
+// RCS-ID:      $Id$
+// Copyright:   (c) 2001 Matt Kimball
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#include <wx/app.h>
+#include <wx/gizmos/dynamicsash.h>
+#include <wx/html/htmlwin.h>
+#include <wx/image.h>
+
+class Demo : public wxApp {
+public:
+    bool OnInit();
+};
+
+class SashHtmlWindow : public wxHtmlWindow {
+public:
+    SashHtmlWindow(wxWindow *parent, wxWindowID id = -1,
+                   const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize,
+                   long style = wxHW_SCROLLBAR_NEVER, const wxString& name = "sashHtmlWindow");
+
+    wxSize DoGetBestSize() const;
+
+private:
+    void OnSplit(wxDynamicSashSplitEvent& event);
+
+    wxWindow *m_dyn_sash;
+};
+
+IMPLEMENT_APP(Demo)
+
+char *HTML_content =
+"<P><H1>wxDynamicSashWindow demo</H1>"
+"<P>Here is an example of how you can use <TT>wxDynamicSashWindow</TT> to allow your users to "
+"dynamically split and unify the views of your windows.  Try dragging out a few splits "
+"and then reunifying the window."
+"<P>Also, see the <TT>dynsash_switch</TT> sample for an example of an application which "
+"manages the scrollbars provided by <TT>wxDynamicSashWindow</TT> itself."
+;
+
+bool Demo::OnInit() {
+    wxInitAllImageHandlers();
+
+    wxFrame *frame = new wxFrame(NULL, -1, "Dynamic Sash Demo");
+    frame->SetSize(480, 480);
+
+    wxDynamicSashWindow *sash = new wxDynamicSashWindow(frame, -1);
+    wxHtmlWindow *html = new SashHtmlWindow(sash, -1);
+    html->SetPage(HTML_content);
+
+    frame->Show();
+
+    return TRUE;
+}
+
+
+SashHtmlWindow::SashHtmlWindow(wxWindow *parent, wxWindowID id,
+                               const wxPoint& pos, const wxSize& size, long style, const wxString& name) :
+                                    wxHtmlWindow(parent, id, pos, size, style, name) {
+    Connect(-1, wxEVT_DYNAMIC_SASH_SPLIT, (wxObjectEventFunction)&SashHtmlWindow::OnSplit);
+
+    m_dyn_sash = parent;
+}
+
+wxSize SashHtmlWindow::DoGetBestSize() const {
+    wxHtmlContainerCell *cell = GetInternalRepresentation();
+    wxSize size = GetSize();
+
+    if (cell) {
+        cell->Layout(size.GetWidth());
+        return wxSize(cell->GetWidth(), cell->GetHeight());
+    } else
+        return wxHtmlWindow::GetBestSize();
+}
+
+void SashHtmlWindow::OnSplit(wxDynamicSashSplitEvent& event) {
+    wxHtmlWindow *html = new SashHtmlWindow(m_dyn_sash, -1);
+    html->SetPage(HTML_content);
+}