Added check to allow multiple selection by dragging only if property under mouse...

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

diff --git a/samples/minimal/minimal.cpp b/samples/minimal/minimal.cpp
index 59e20e6ca9e09acd0f67f3392771a17ac1b7e78c..80bf766199342ddeeae4e3a38c7632b02698d3ab 100644 (file)
--- a/samples/minimal/minimal.cpp
+++ b/samples/minimal/minimal.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        minimal.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        minimal.cpp

-// Purpose:     Minimal wxWindows sample
+// Purpose:     Minimal wxWidgets sample

 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98


@@ -16,35 +16,28 @@
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------

-
-#ifdef __GNUG__
-//    #pragma implementation "minimal.cpp"
-//    #pragma interface "minimal.cpp"
-#endif
-
+ 

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

-
+ 

 #ifdef __BORLANDC__
     #pragma hdrstop
 #endif
 
 // for all others, include the necessary headers (this file is usually all you
 #ifdef __BORLANDC__
     #pragma hdrstop
 #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
 
 #ifndef WX_PRECOMP
     #include "wx/wx.h"
 #endif
 

-#include "wx/dynarray.h"
-
-WX_DEFINE_ARRAY(wxWindow *, wxArrayLboxes);
-

 // ----------------------------------------------------------------------------
 // resources
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // resources
 // ----------------------------------------------------------------------------

-// the application icon
-#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__)
-    #include "mondrian.xpm"
+
+// the application icon (under Windows and OS/2 it is in resources and even
+// though we could still include the XPM here it would be unused)
+#if !defined(__WXMSW__) && !defined(__WXPM__)
+    #include "../sample.xpm"

 #endif
 
 // ----------------------------------------------------------------------------
 #endif
 
 // ----------------------------------------------------------------------------


@@ -69,19 +62,14 @@ class MyFrame : public wxFrame
 {
 public:
     // ctor(s)
 {
 public:
     // ctor(s)

-    MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
+    MyFrame(const wxString& title);

 
     // event handlers (these functions should _not_ be virtual)
     void OnQuit(wxCommandEvent& event);
     void OnAbout(wxCommandEvent& event);
 
     // event handlers (these functions should _not_ be virtual)
     void OnQuit(wxCommandEvent& event);
     void OnAbout(wxCommandEvent& event);

-    void OnCreateLbox(wxCommandEvent& event);
-    void OnDeleteLbox(wxCommandEvent& event);

 
 private:
 
 private:

-    wxArrayLboxes m_lboxes;
-    wxCoord m_pos;
-
-    // any class wishing to process wxWindows events must use this macro
+    // any class wishing to process wxWidgets events must use this macro

     DECLARE_EVENT_TABLE()
 };
 
     DECLARE_EVENT_TABLE()
 };
 


@@ -93,32 +81,29 @@ private:
 enum
 {
     // menu items
 enum
 {
     // menu items

-    Minimal_Quit = 1,
-    Minimal_About,
-    Minimal_CreateLbox,
-    Minimal_DeleteLbox,
-};
+    Minimal_Quit = wxID_EXIT,

 
 

-static const size_t NUM_LBOXES = 10;
-static const wxCoord POS_STEP = 5;
+    // it is important for the id corresponding to the "About" command to have
+    // this standard value as otherwise it won't be handled properly under Mac
+    // (where it is special and put into the "Apple" menu)
+    Minimal_About = wxID_ABOUT
+};

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// event tables and other macros for wxWindows
+// event tables and other macros for wxWidgets

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-// the event tables connect the wxWindows events with the functions (event
+// the event tables connect the wxWidgets events with the functions (event

 // handlers) which process them. It can be also done at run-time, but for the
 // simple menu events like this the static method is much simpler.
 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(Minimal_Quit,  MyFrame::OnQuit)
     EVT_MENU(Minimal_About, MyFrame::OnAbout)
 // handlers) which process them. It can be also done at run-time, but for the
 // simple menu events like this the static method is much simpler.
 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(Minimal_Quit,  MyFrame::OnQuit)
     EVT_MENU(Minimal_About, MyFrame::OnAbout)

-    EVT_MENU(Minimal_CreateLbox, MyFrame::OnCreateLbox)
-    EVT_MENU(Minimal_DeleteLbox, MyFrame::OnDeleteLbox)

 END_EVENT_TABLE()
 
 END_EVENT_TABLE()
 

-// 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
 // the application object during program execution (it's better than using a

-// static object for many reasons) and also declares the accessor function
+// static object for many reasons) and also implements the accessor function

 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
 // not wxApp)
 IMPLEMENT_APP(MyApp)
 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
 // not wxApp)
 IMPLEMENT_APP(MyApp)


@@ -134,18 +119,22 @@ IMPLEMENT_APP(MyApp)
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {

+    // call the base class initialization method, currently it only parses a
+    // few common command-line options but it could be do more in the future
+    if ( !wxApp::OnInit() )
+        return false;
+

     // create the main application window
     // create the main application window

-    MyFrame *frame = new MyFrame("Minimal wxWindows App",
-                                 wxPoint(50, 50), wxSize(450, 340));
+    MyFrame *frame = new MyFrame("Minimal wxWidgets App");

 
     // and show it (the frames, unlike simple controls, are not shown when
     // created initially)
 
     // and show it (the frames, unlike simple controls, are not shown when
     // created initially)

-    frame->Show(TRUE);
+    frame->Show(true);

 
     // success: wxApp::OnRun() will be called which will enter the main message
 
     // success: wxApp::OnRun() will be called which will enter the main message

-    // loop and the application will run. If we returned FALSE here, the
+    // loop and the application will run. If we returned false here, the

     // application would exit immediately.
     // application would exit immediately.

-    return TRUE;
+    return true;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -153,35 +142,25 @@ bool MyApp::OnInit()
 // ----------------------------------------------------------------------------
 
 // frame constructor
 // ----------------------------------------------------------------------------
 
 // frame constructor

-MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
-       : wxFrame((wxFrame *)NULL, -1, title, pos, size)
+MyFrame::MyFrame(const wxString& title)
+       : wxFrame(NULL, wxID_ANY, title)

 {
 {

-    m_pos = 0;
-
-#ifdef __WXMAC__
-    // we need this in order to allow the about menu relocation, since ABOUT is
-    // not the default id of the about menu
-    wxApp::s_macAboutMenuItemId = Minimal_About;
-#endif
-

     // set the frame icon
     // set the frame icon

-    SetIcon(wxICON(mondrian));
+    SetIcon(wxICON(sample));

 
 #if wxUSE_MENUS
     // create a menu bar
 
 #if wxUSE_MENUS
     // create a menu bar

-    wxMenu *menuFile = new wxMenu("", wxMENU_TEAROFF);
+    wxMenu *fileMenu = new wxMenu;

 
     // the "About" item should be in the help menu
     wxMenu *helpMenu = new wxMenu;
 
     // the "About" item should be in the help menu
     wxMenu *helpMenu = new wxMenu;

-    helpMenu->Append(Minimal_About, "&About...\tCtrl-A", "Show about dialog");
-    helpMenu->Append(Minimal_CreateLbox, "&Create 10 listboxes\tCtrl-C");
-    helpMenu->Append(Minimal_DeleteLbox, "&Delete 10 listboxes\tCtrl-D");
+    helpMenu->Append(Minimal_About, "&About...\tF1", "Show about dialog");

 
 

-    menuFile->Append(Minimal_Quit, "E&xit\tAlt-X", "Quit this program");
+    fileMenu->Append(Minimal_Quit, "E&xit\tAlt-X", "Quit this program");

 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar();
 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar();

-    menuBar->Append(menuFile, "&File");
+    menuBar->Append(fileMenu, "&File");

     menuBar->Append(helpMenu, "&Help");
 
     // ... and attach this menu bar to the frame
     menuBar->Append(helpMenu, "&Help");
 
     // ... and attach this menu bar to the frame


@@ -191,7 +170,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 #if wxUSE_STATUSBAR
     // create a status bar just for fun (by default with 1 pane only)
     CreateStatusBar(2);
 #if wxUSE_STATUSBAR
     // create a status bar just for fun (by default with 1 pane only)
     CreateStatusBar(2);

-    SetStatusText("Welcome to wxWindows!");
+    SetStatusText("Welcome to wxWidgets!");

 #endif // wxUSE_STATUSBAR
 }
 
 #endif // wxUSE_STATUSBAR
 }
 


@@ -200,40 +179,22 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {

-    // TRUE is to force the frame to close
-    Close(TRUE);
+    // true is to force the frame to close
+    Close(true);

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

-    wxString msg;
-    msg.Printf( _T("This is the about dialog of minimal sample.\n")
-                _T("Welcome to %s"), wxVERSION_STRING);
-
-    wxMessageBox(msg, "About Minimal", wxOK | wxICON_INFORMATION, this);
-}
-
-void MyFrame::OnCreateLbox(wxCommandEvent& WXUNUSED(event))
-{
-    for ( size_t n = 0; n < NUM_LBOXES; n++ )
-    {
-        m_lboxes.Add(new wxListBox(this, -1, wxPoint(m_pos, m_pos)));
-        m_pos += POS_STEP;
-    }
+    wxMessageBox(wxString::Format
+                 (
+                    "Welcome to %s!\n"
+                    "\n"
+                    "This is the minimal wxWidgets sample\n"
+                    "running under %s.",
+                    wxVERSION_STRING,
+                    wxGetOsDescription()
+                 ),
+                 "About wxWidgets minimal sample",
+                 wxOK | wxICON_INFORMATION,
+                 this);

 }
 }

-
-void MyFrame::OnDeleteLbox(wxCommandEvent& WXUNUSED(event))
-{
-    size_t count = m_lboxes.GetCount();
-    if ( count < NUM_LBOXES )
-        return;
-
-    for ( size_t n = 0; n < NUM_LBOXES; n++ )
-    {
-        delete m_lboxes[--count];
-        m_lboxes.RemoveAt(count);
-
-        m_pos -= POS_STEP;
-    }
-}
-