corrected assert even better

[wxWidgets.git] / samples / docview / docview.cpp

diff --git a/samples/docview/docview.cpp b/samples/docview/docview.cpp
index ee3e82d832d2f3fee896c404f53e88c2aa75e580..4282c81e64e5bd0da87dea452516ed7e6e33d9fb 100644 (file)
--- a/samples/docview/docview.cpp
+++ b/samples/docview/docview.cpp
@@ -6,7 +6,7 @@
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart and Markus Holzem
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart and Markus Holzem

-// Licence:    wxWindows license
+// Licence:     wxWindows license

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -14,10 +14,10 @@
 #endif
 
 /*
 #endif
 
 /*

- * Purpose:  Document/view architecture demo for wxWindows class library
- *           Run with no arguments for multiple top-level windows, -single
- *           for a single window.
- */
+* Purpose:  Document/view architecture demo for wxWindows class library
+*           Run with no arguments for multiple top-level windows, -single
+*           for a single window.
+*/

 
 
 // For compilers that support precompilation, includes "wx/wx.h".
 
 
 // For compilers that support precompilation, includes "wx/wx.h".


@@ -31,8 +31,8 @@
 #include "wx/wx.h"
 #endif
 
 #include "wx/wx.h"
 #endif
 

-#if !USE_DOC_VIEW_ARCHITECTURE
-#error You must set USE_DOC_VIEW_ARCHITECTURE to 1 in wx_setup.h!
+#if !wxUSE_DOC_VIEW_ARCHITECTURE
+#error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in setup.h!

 #endif
 
 #include "wx/docview.h"
 #endif
 
 #include "wx/docview.h"


@@ -41,7 +41,7 @@
 #include "doc.h"
 #include "view.h"
 
 #include "doc.h"
 #include "view.h"
 

-MyFrame *frame = NULL;
+MyFrame *frame = (MyFrame *) NULL;

 
 // In single window mode, don't have any child windows; use
 // main window.
 
 // In single window mode, don't have any child windows; use
 // main window.


@@ -51,106 +51,103 @@ IMPLEMENT_APP(MyApp)
 
 MyApp::MyApp(void)
 {
 
 MyApp::MyApp(void)
 {

-    m_docManager = NULL;
+    m_docManager = (wxDocManager *) NULL;

 }
 
 bool MyApp::OnInit(void)
 {
 }
 
 bool MyApp::OnInit(void)
 {

-  //// Find out if we're:
-  ////  SDI : multiple windows and documents but not MDI
-  ////  MDI : multiple windows and documents with containing frame - MSW only)
-  ///   single window : (one document at a time, only one frame, as in Windows Write)
-  if (argc > 1)
-  {
-    if (strcmp(argv[1], "-single") == 0)
+    //// Find out if we're:
+    ////  multiple window: multiple windows, each view in a separate frame
+    ////  single window:   one view (within the main frame) and one document at a time, as in Windows Write.
+    ////                   In single window mode, we only allow one document type
+    if (argc > 1)

     {
     {

-      singleWindowMode = TRUE;
+        if (wxStrcmp(argv[1], _T("-single")) == 0)
+        {
+            singleWindowMode = TRUE;
+        }

     }
     }

-  }
-
-  //// Create a document manager
-  m_docManager = new wxDocManager;
-
-  //// Create a template relating drawing documents to their views
-  (void) new wxDocTemplate(m_docManager, "Drawing", "*.drw", "", "drw", "Drawing Doc", "Drawing View",
-          CLASSINFO(DrawingDocument), CLASSINFO(DrawingView));
-
-  if (singleWindowMode)
-  {
-    // If we've only got one window, we only get to edit
-    // one document at a time. Therefore no text editing, just
-    // doodling.
-    m_docManager->SetMaxDocsOpen(1);
-  }
-  else
-    //// Create a template relating text documents to their views
-    (void) new wxDocTemplate(m_docManager, "Text", "*.txt", "", "txt", "Text Doc", "Text View",
-          CLASSINFO(TextEditDocument), CLASSINFO(TextEditView));
-
-  //// Create the main frame window
-  frame = new MyFrame(m_docManager, NULL, "DocView Demo", wxPoint(0, 0), wxSize(500, 400), wxDEFAULT_FRAME_STYLE);
-
-  //// Give it an icon (this is ignored in MDI mode: uses resources)
+    
+    //// Create a document manager
+    m_docManager = new wxDocManager;
+
+    //// Create a template relating drawing documents to their views
+    (void) new wxDocTemplate(m_docManager, "Drawing", "*.drw", "", "drw", "Drawing Doc", "Drawing View",
+        CLASSINFO(DrawingDocument), CLASSINFO(DrawingView));
+    
+    if (singleWindowMode)
+    {
+        // If we've only got one window, we only get to edit
+        // one document at a time. Therefore no text editing, just
+        // doodling.
+        m_docManager->SetMaxDocsOpen(1);
+    }
+    else
+        //// Create a template relating text documents to their views
+        (void) new wxDocTemplate(m_docManager, "Text", "*.txt", "", "txt", "Text Doc", "Text View",
+        CLASSINFO(TextEditDocument), CLASSINFO(TextEditView));
+    
+    //// Create the main frame window
+    frame = new MyFrame(m_docManager, (wxFrame *) NULL, -1, "DocView Demo", wxPoint(0, 0), wxSize(500, 400), wxDEFAULT_FRAME_STYLE);
+    
+    //// Give it an icon (this is ignored in MDI mode: uses resources)

 #ifdef __WXMSW__
 #ifdef __WXMSW__

-  frame->SetIcon(wxIcon("doc_icn"));
+    frame->SetIcon(wxIcon("doc_icn"));

 #endif
 #endif

-#ifdef __X__
-  frame->SetIcon(wxIcon("aiai.xbm"));
-#endif
-
-  //// Make a menubar
-  wxMenu *file_menu = new wxMenu;
-  wxMenu *edit_menu = NULL;
-
-  file_menu->Append(wxID_NEW, "&New...");
-  file_menu->Append(wxID_OPEN, "&Open...");
-
-  if (singleWindowMode)
-  {
-    file_menu->Append(wxID_CLOSE, "&Close");
-    file_menu->Append(wxID_SAVE, "&Save");
-    file_menu->Append(wxID_SAVEAS, "Save &As...");
+    
+    //// Make a menubar
+    wxMenu *file_menu = new wxMenu;
+    wxMenu *edit_menu = (wxMenu *) NULL;
+    
+    file_menu->Append(wxID_NEW, "&New...");
+    file_menu->Append(wxID_OPEN, "&Open...");
+    
+    if (singleWindowMode)
+    {
+        file_menu->Append(wxID_CLOSE, "&Close");
+        file_menu->Append(wxID_SAVE, "&Save");
+        file_menu->Append(wxID_SAVEAS, "Save &As...");
+        file_menu->AppendSeparator();
+        file_menu->Append(wxID_PRINT, "&Print...");
+        file_menu->Append(wxID_PRINT_SETUP, "Print &Setup...");
+        file_menu->Append(wxID_PREVIEW, "Print Pre&view");
+        
+        edit_menu = new wxMenu;
+        edit_menu->Append(wxID_UNDO, "&Undo");
+        edit_menu->Append(wxID_REDO, "&Redo");
+        edit_menu->AppendSeparator();
+        edit_menu->Append(DOCVIEW_CUT, "&Cut last segment");
+        
+        frame->editMenu = edit_menu;
+    }
+    

     file_menu->AppendSeparator();
     file_menu->AppendSeparator();

-    file_menu->Append(wxID_PRINT, "&Print...");
-    file_menu->Append(wxID_PRINT_SETUP, "Print &Setup...");
-    file_menu->Append(wxID_PREVIEW, "Print Pre&view");
-
-    edit_menu = new wxMenu;
-    edit_menu->Append(wxID_UNDO, "&Undo");
-    edit_menu->Append(wxID_REDO, "&Redo");
-    edit_menu->AppendSeparator();
-    edit_menu->Append(DOCVIEW_CUT, "&Cut last segment");
-
-    frame->editMenu = edit_menu;
-  }
-  
-  file_menu->AppendSeparator();
-  file_menu->Append(wxID_EXIT, "E&xit");
-  
-  // A nice touch: a history of files visited. Use this menu.
-  m_docManager->FileHistoryUseMenu(file_menu);
-
-  wxMenu *help_menu = new wxMenu;
-  help_menu->Append(DOCVIEW_ABOUT, "&About");
-
-  wxMenuBar *menu_bar = new wxMenuBar;
-
-  menu_bar->Append(file_menu, "&File");
-  if (edit_menu)
-    menu_bar->Append(edit_menu, "&Edit");
-  menu_bar->Append(help_menu, "&Help");
-
-  if (singleWindowMode)
-    frame->canvas = frame->CreateCanvas(NULL, frame);
-
-  //// Associate the menu bar with the frame
-  frame->SetMenuBar(menu_bar);
-
-  frame->Centre(wxBOTH);
-  frame->Show(TRUE);
-
-  SetTopWindow(frame);
-  return TRUE;
+    file_menu->Append(wxID_EXIT, "E&xit");
+    
+    // A nice touch: a history of files visited. Use this menu.
+    m_docManager->FileHistoryUseMenu(file_menu);
+    
+    wxMenu *help_menu = new wxMenu;
+    help_menu->Append(DOCVIEW_ABOUT, "&About");
+    
+    wxMenuBar *menu_bar = new wxMenuBar;
+    
+    menu_bar->Append(file_menu, "&File");
+    if (edit_menu)
+        menu_bar->Append(edit_menu, "&Edit");
+    menu_bar->Append(help_menu, "&Help");
+    
+    if (singleWindowMode)
+        frame->canvas = frame->CreateCanvas((wxView *) NULL, frame);
+    
+    //// Associate the menu bar with the frame
+    frame->SetMenuBar(menu_bar);
+    
+    frame->Centre(wxBOTH);
+    frame->Show(TRUE);
+    
+    SetTopWindow(frame);
+    return TRUE;

 }
 
 int MyApp::OnExit(void)
 }
 
 int MyApp::OnExit(void)


@@ -160,88 +157,85 @@ int MyApp::OnExit(void)
 }
 
 /*
 }
 
 /*

- * Centralised code for creating a document frame.
- * Called from view.cpp, when a view is created, but not used at all
- * in 'single window' mode.
- */
- 
+* Centralised code for creating a document frame.
+* Called from view.cpp, when a view is created, but not used at all
+* in 'single window' mode.
+*/
+

 wxFrame *MyApp::CreateChildFrame(wxDocument *doc, wxView *view, bool isCanvas)
 {
 wxFrame *MyApp::CreateChildFrame(wxDocument *doc, wxView *view, bool isCanvas)
 {

-  //// Make a child frame
-  wxDocChildFrame *subframe = new wxDocChildFrame(doc, view, GetMainFrame(), "Child Frame",
+    //// Make a child frame
+    wxDocChildFrame *subframe = new wxDocChildFrame(doc, view, GetMainFrame(), -1, "Child Frame",

         wxPoint(10, 10), wxSize(300, 300), wxDEFAULT_FRAME_STYLE);
         wxPoint(10, 10), wxSize(300, 300), wxDEFAULT_FRAME_STYLE);

-
+    

 #ifdef __WXMSW__
 #ifdef __WXMSW__

-  subframe->SetIcon(wxString(isCanvas ? "chrt_icn" : "notepad_icn"));
-#endif
-#ifdef __X__
-  subframe->SetIcon(wxIcon("aiai.xbm"));
+    subframe->SetIcon(wxString(isCanvas ? "chrt_icn" : "notepad_icn"));

 #endif
 #endif

-
-  //// Make a menubar
-  wxMenu *file_menu = new wxMenu;
-
-  file_menu->Append(wxID_NEW, "&New...");
-  file_menu->Append(wxID_OPEN, "&Open...");
-  file_menu->Append(wxID_CLOSE, "&Close");
-  file_menu->Append(wxID_SAVE, "&Save");
-  file_menu->Append(wxID_SAVEAS, "Save &As...");
-
-  if (isCanvas)
-  {
-    file_menu->AppendSeparator();
-    file_menu->Append(wxID_PRINT, "&Print...");
-    file_menu->Append(wxID_PRINT_SETUP, "Print &Setup...");
-    file_menu->Append(wxID_PREVIEW, "Print Pre&view");
-  }
-
-  wxMenu *edit_menu = NULL;
-
-  if (isCanvas)
-  {
-    edit_menu = new wxMenu;
-    edit_menu->Append(wxID_UNDO, "&Undo");
-    edit_menu->Append(wxID_REDO, "&Redo");
-    edit_menu->AppendSeparator();
-    edit_menu->Append(DOCVIEW_CUT, "&Cut last segment");
-
-    doc->GetCommandProcessor()->SetEditMenu(edit_menu);
-  }
-
-  wxMenu *help_menu = new wxMenu;
-  help_menu->Append(DOCVIEW_ABOUT, "&About");
-
-  wxMenuBar *menu_bar = new wxMenuBar;
-
-  menu_bar->Append(file_menu, "&File");
-  if (isCanvas)
-    menu_bar->Append(edit_menu, "&Edit");
-  menu_bar->Append(help_menu, "&Help");
-
-  //// Associate the menu bar with the frame
-  subframe->SetMenuBar(menu_bar);
-
-  subframe->Centre(wxBOTH);
-
-  return subframe;
+    
+    //// Make a menubar
+    wxMenu *file_menu = new wxMenu;
+    
+    file_menu->Append(wxID_NEW, "&New...");
+    file_menu->Append(wxID_OPEN, "&Open...");
+    file_menu->Append(wxID_CLOSE, "&Close");
+    file_menu->Append(wxID_SAVE, "&Save");
+    file_menu->Append(wxID_SAVEAS, "Save &As...");
+    
+    if (isCanvas)
+    {
+        file_menu->AppendSeparator();
+        file_menu->Append(wxID_PRINT, "&Print...");
+        file_menu->Append(wxID_PRINT_SETUP, "Print &Setup...");
+        file_menu->Append(wxID_PREVIEW, "Print Pre&view");
+    }
+    
+    wxMenu *edit_menu = (wxMenu *) NULL;
+    
+    if (isCanvas)
+    {
+        edit_menu = new wxMenu;
+        edit_menu->Append(wxID_UNDO, "&Undo");
+        edit_menu->Append(wxID_REDO, "&Redo");
+        edit_menu->AppendSeparator();
+        edit_menu->Append(DOCVIEW_CUT, "&Cut last segment");
+        
+        doc->GetCommandProcessor()->SetEditMenu(edit_menu);
+    }
+    
+    wxMenu *help_menu = new wxMenu;
+    help_menu->Append(DOCVIEW_ABOUT, "&About");
+    
+    wxMenuBar *menu_bar = new wxMenuBar;
+    
+    menu_bar->Append(file_menu, "&File");
+    if (isCanvas)
+        menu_bar->Append(edit_menu, "&Edit");
+    menu_bar->Append(help_menu, "&Help");
+    
+    //// Associate the menu bar with the frame
+    subframe->SetMenuBar(menu_bar);
+    
+    subframe->Centre(wxBOTH);
+    
+    return subframe;

 }
 
 /*
 }
 
 /*

- * This is the top-level window of the application.
- */
- 
+* This is the top-level window of the application.
+*/
+

 IMPLEMENT_CLASS(MyFrame, wxDocParentFrame)
 BEGIN_EVENT_TABLE(MyFrame, wxDocParentFrame)
     EVT_MENU(DOCVIEW_ABOUT, MyFrame::OnAbout)
 END_EVENT_TABLE()
 
 IMPLEMENT_CLASS(MyFrame, wxDocParentFrame)
 BEGIN_EVENT_TABLE(MyFrame, wxDocParentFrame)
     EVT_MENU(DOCVIEW_ABOUT, MyFrame::OnAbout)
 END_EVENT_TABLE()
 

-MyFrame::MyFrame(wxDocManager *manager, wxFrame *frame, const wxString& title,
-    const wxPoint& pos, const wxSize& size, const long type):
-  wxDocParentFrame(manager, frame, title, pos, size, type)
+MyFrame::MyFrame(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title,
+                 const wxPoint& pos, const wxSize& size, const long type):
+wxDocParentFrame(manager, frame, id, title, pos, size, type)

 {
 {

-  // This pointer only needed if in single window mode
-  canvas = NULL;
-  editMenu = NULL;
+    // This pointer only needed if in single window mode
+    canvas = (MyCanvas *) NULL;
+    editMenu = (wxMenu *) NULL;

 }
 
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 }
 
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )


@@ -254,21 +248,23 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 // if in 'single window' mode.
 MyCanvas *MyFrame::CreateCanvas(wxView *view, wxFrame *parent)
 {
 // if in 'single window' mode.
 MyCanvas *MyFrame::CreateCanvas(wxView *view, wxFrame *parent)
 {

-  int width, height;
-  parent->GetClientSize(&width, &height);
-
-  // Non-retained canvas
-  MyCanvas *canvas = new MyCanvas(view, parent, wxPoint(0, 0), wxSize(width, height), 0);
-  canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
-
-  // Give it scrollbars
-  canvas->SetScrollbars(20, 20, 50, 50);
-
-  return canvas;
+    int width, height;
+    parent->GetClientSize(&width, &height);
+    
+    // Non-retained canvas
+    MyCanvas *canvas = new MyCanvas(view, parent, wxPoint(0, 0), wxSize(width, height), 0);
+    canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
+    
+    // Give it scrollbars
+    canvas->SetScrollbars(20, 20, 50, 50);
+    canvas->SetBackgroundColour(*wxWHITE);
+    canvas->Clear();
+    
+    return canvas;

 }
 
 MyFrame *GetMainFrame(void)
 {
 }
 
 MyFrame *GetMainFrame(void)
 {

-  return frame;
+    return frame;

 }
 
 }