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[wxWidgets.git] / samples / xrc / xrcdemo.cpp

diff --git a/samples/xrc/xrcdemo.cpp b/samples/xrc/xrcdemo.cpp
index c904f52e288e6c5a3b420bae302cbe628dcc651b..e82ea49d99e7899a4d3075ced80cf1555be941ca 100644 (file)
--- a/samples/xrc/xrcdemo.cpp
+++ b/samples/xrc/xrcdemo.cpp
@@ -8,15 +8,7 @@
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
-// GCC implementation
-//-----------------------------------------------------------------------------
-
-#ifdef __GNUG__
-    #pragma implementation "xrcdemo.h"
-#endif
-
-//-----------------------------------------------------------------------------
-// Standard wxWindows headers
+// Standard wxWidgets headers
 //-----------------------------------------------------------------------------
 
 // For compilers that support precompilation, includes "wx/wx.h".
@@ -27,7 +19,7 @@
 #endif
 
 // For all others, include the necessary headers (this file is usually all you
-// need because it includes almost all "standard" wxWindows headers)
+// need because it includes almost all "standard" wxWidgets headers)
 #ifndef WX_PRECOMP
     #include "wx/wx.h"
 #endif
@@ -39,24 +31,22 @@
 #include "xrcdemo.h"
 
 //-----------------------------------------------------------------------------
-// Remaining headers: Needed wx headers, then wx/contrib headers, then application headers
+// Remaining headers: Needed wx headers, then wx/contrib headers, then app one
 //-----------------------------------------------------------------------------
 
 #include "wx/image.h"               // wxImage
 
-//-----------------------------------------------------------------------------
+#include "wx/xrc/xmlres.h"          // XRC XML resources
 
-#include "wx/xrc/xmlres.h"          // XRC XML resouces
-
-//-----------------------------------------------------------------------------
+#include "wx/cshelp.h"              // wxSimpleHelpProvider for helptext
 
 #include "myframe.h"
 
 //-----------------------------------------------------------------------------
-// wxWindows macro: Declare the application.
+// wxWidgets macro: Declare the application.
 //-----------------------------------------------------------------------------
 
-// Create a new application object: this macro will allow wxWindows to create
+// Create a new application object: this macro will allow wxWidgets to create
 // the application object during program execution (it's better than using a
 // static object for many reasons) and also declares the accessor function
 // wxGetApp() which will return the reference of the right type (i.e. the_app and
@@ -70,55 +60,43 @@ IMPLEMENT_APP(MyApp)
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
     // If there is any of a certain format of image in the xrcs, then first
     // load a handler for that image type. This example uses XPMs, but if
     // you want PNGs, then add a PNG handler, etc. See wxImage::AddHandler()
     // documentation for the types of image handlers available.
     wxImage::AddHandler(new wxXPMHandler);
-    
+
     // Initialize all the XRC handlers. Always required (unless you feel like
     // going through and initializing a handler of each control type you will
     // be using (ie initialize the spinctrl handler, initialize the textctrl
     // handler). However, if you are only using a few control types, it will
     // save some space to only initialize the ones you will be using. See
     // wxXRC docs for details.
-    wxXmlResource::Get()->InitAllHandlers();    
-      
+    wxXmlResource::Get()->InitAllHandlers();
+
     // Load all of the XRC files that will be used. You can put everything
-    // into one giant XRC file if you wanted, but then they become more 
-    // diffcult to manage, and harder to reuse in later projects.   
-    // The menubar
-    wxXmlResource::Get()->Load(wxT("rc/menu.xrc"));
-    // The toolbar
-    wxXmlResource::Get()->Load(wxT("rc/toolbar.xrc"));
-    // Non-derived dialog example
-    wxXmlResource::Get()->Load(wxT("rc/basicdlg.xrc"));
-    // Derived dialog example
-    wxXmlResource::Get()->Load(wxT("rc/derivdlg.xrc"));
-    // Controls property example
-    wxXmlResource::Get()->Load(wxT("rc/controls.xrc"));
-    // Frame example
-    wxXmlResource::Get()->Load(wxT("rc/frame.xrc"));
-    // Uncentered example
-    wxXmlResource::Get()->Load(wxT("rc/uncenter.xrc"));    
-    // Custom class example
-    wxXmlResource::Get()->Load(wxT("rc/custclas.xrc"));
-    // wxArtProvider example
-    wxXmlResource::Get()->Load(wxT("rc/artprov.xrc"));
-    // Platform property example
-    wxXmlResource::Get()->Load(wxT("rc/platform.xrc"));
-    // Variable expansion example
-    wxXmlResource::Get()->Load(wxT("rc/variable.xrc"));
-
-    // Make an instance of your derived frame. Passing NULL (the default value 
-    // of MyFrame's constructor is NULL) as the frame doesn't have a frame
-    // since it is the first window. 
+    // into one giant XRC file if you wanted, but then they become more
+    // diffcult to manage, and harder to reuse in later projects.
+    if ( !wxXmlResource::Get()->LoadAllFiles("rc") )
+        return false;
+
+#if wxUSE_HELP
+    // Use the simple help provider to show the context-sensitive help
+    wxHelpProvider::Set( new wxSimpleHelpProvider );
+#endif // wxUSE_HELP
+
+    // Make an instance of your derived frame. Passing NULL (the default value
+    // of MyFrame's constructor is NULL) as the frame doesn't have a parent
+    // since it is the main application window.
     MyFrame *frame = new MyFrame();
-    
-    // Show the frame.
-    frame->Show(TRUE);
-    
-    // Return TRUE to tell program to continue (FALSE would terminate).
-    return TRUE;
+
+    // Show the frame as it's created initially hidden.
+    frame->Show(true);
+
+    // Return true to tell program to continue (false would terminate).
+    return true;
 }