added more files (unchanged) from wxUniv branch

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10674 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/widgets/widgets.h

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+/////////////////////////////////////////////////////////////////////////////
+// Program:     wxWindows Widgets Sample
+// Name:        widgets.h
+// Purpose:     Common stuff for all widgets project files
+// Author:      Vadim Zeitlin
+// Created:     27.03.01
+// Id:          $Id$
+// Copyright:   (c) 2001 Vadim Zeitlin
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_SAMPLE_WIDGETS_H_
+#define _WX_SAMPLE_WIDGETS_H_
+
+class WXDLLEXPORT wxCheckBox;
+class WXDLLEXPORT wxNotebook;
+class WXDLLEXPORT wxSizer;
+class WXDLLEXPORT wxTextCtrl;
+
+class WXDLLEXPORT WidgetsPageInfo;
+
+// all source files use wxImageList
+#include "wx/imaglist.h"
+
+// ----------------------------------------------------------------------------
+// WidgetsPage: a notebook page demonstrating some widget
+// ----------------------------------------------------------------------------
+
+class WidgetsPage : public wxPanel
+{
+public:
+    WidgetsPage(wxNotebook *notebook);
+
+protected:
+    // several helper functions for page creation
+
+    // create a horz sizer containing the given control and the text ctrl
+    // (pointer to which will be saved in the provided variable if not NULL)
+    // with the specified id
+    wxSizer *CreateSizerWithText(wxControl *control,
+                                 wxWindowID id = -1,
+                                 wxTextCtrl **ppText = NULL);
+
+    // create a sizer containing a label and a text ctrl
+    wxSizer *CreateSizerWithTextAndLabel(const wxString& label,
+                                         wxWindowID id = -1,
+                                         wxTextCtrl **ppText = NULL);
+
+    // create a sizer containing a button and a text ctrl
+    wxSizer *CreateSizerWithTextAndButton(wxWindowID idBtn,
+                                          const wxString& labelBtn,
+                                          wxWindowID id = -1,
+                                          wxTextCtrl **ppText = NULL);
+
+    // create a checkbox and add it to the sizer
+    wxCheckBox *CreateCheckBoxAndAddToSizer(wxSizer *sizer,
+                                            const wxString& label,
+                                            wxWindowID id = -1);
+
+public:
+    // the head of the linked list containinginfo about all pages
+    static WidgetsPageInfo *ms_widgetPages;
+};
+
+// ----------------------------------------------------------------------------
+// dynamic WidgetsPage creation helpers
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT WidgetsPageInfo
+{
+public:
+    typedef WidgetsPage *(*Constructor)(wxNotebook *notebook,
+                                        wxImageList *imaglist);
+
+    // our ctor
+    WidgetsPageInfo(Constructor ctor, const wxChar *label);
+
+    // accessors
+    const wxString& GetLabel() const { return m_label; }
+    Constructor GetCtor() const { return m_ctor; }
+    WidgetsPageInfo *GetNext() const { return m_next; }
+
+private:
+    // the label of the page
+    wxString m_label;
+
+    // the function to create this page
+    Constructor m_ctor;
+
+    // next node in the linked list or NULL
+    WidgetsPageInfo *m_next;
+};
+
+// to declare a page, this macro must be used in the class declaration
+#define DECLARE_WIDGETS_PAGE(classname)                                     \
+    private:                                                                \
+        static WidgetsPageInfo ms_info##classname;                          \
+    public:                                                                 \
+        const WidgetsPageInfo *GetPageInfo() const                          \
+            { return &ms_info##classname; }
+
+// and this one must be inserted somewhere in the source file
+#define IMPLEMENT_WIDGETS_PAGE(classname, label)                            \
+    WidgetsPage *wxCtorFor##classname(wxNotebook *notebook,                 \
+                                      wxImageList *imaglist)                \
+        { return new classname(notebook, imaglist); }                       \
+    WidgetsPageInfo classname::                                             \
+        ms_info##classname(wxCtorFor##classname, label)
+
+#endif // _WX_SAMPLE_WIDGETS_H_