///////////////////////////////////////////////////////////////////////////// // Name: dynamic.cpp // Purpose: Dynamic events wxWidgets sample // Author: Julian Smart // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #ifndef WX_PRECOMP #include "wx/wx.h" #endif #include "wx/clntdata.h" #ifndef __WXMSW__ #include "mondrian.xpm" #endif // Define a new application type class MyApp: public wxApp { public: bool OnInit(void); }; // Define a new frame type class MyFrame: public wxFrame { public: MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h); public: void OnQuit(wxCommandEvent& event); void OnTest(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); protected: wxShadowObject m_shadow; }; // Define another new frame type class MySecondFrame: public MyFrame { public: MySecondFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h); }; // ID for the menu commands #define DYNAMIC_QUIT wxID_EXIT #define DYNAMIC_TEST 101 #define DYNAMIC_ABOUT wxID_ABOUT // Create a new application object IMPLEMENT_APP (MyApp) // `Main program' equivalent, creating windows and returning main app frame bool MyApp::OnInit(void) { if ( !wxApp::OnInit() ) return false; // Create the main frame window MyFrame *frame = new MyFrame(NULL, _T("Dynamic wxWidgets App"), 50, 50, 450, 340); // Show the frame frame->Show(true); // Create the main frame window MySecondFrame *frame2 = new MySecondFrame(NULL, _T("Dynamic wxWidgets App"), 150, 150, 450, 340); // Show the frame frame2->Show(true); SetTopWindow(frame); return true; } // ------------------------------------- // MyFrame // ------------------------------------- // Callback from wxShadowObject int cb_MyFrame_InitStatusbar( void* window, void* WXUNUSED(param) ) { MyFrame *frame = (MyFrame*) window; frame->SetStatusText( wxT("Hello from MyFrame"), 0 ); return 0; } // My frame constructor MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h): wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h)) { // Give it an icon #ifdef __WXMSW__ SetIcon(wxIcon(_T("mondrian"))); #else SetIcon(wxIcon(mondrian_xpm)); #endif // Make a menubar wxMenu *file_menu = new wxMenu; file_menu->Append(DYNAMIC_ABOUT, _T("&About")); file_menu->Append(DYNAMIC_TEST, _T("&Test")); file_menu->Append(DYNAMIC_QUIT, _T("E&xit")); wxMenuBar *menu_bar = new wxMenuBar; menu_bar->Append(file_menu, _T("&File")); SetMenuBar(menu_bar); // Make a panel with a message wxPanel *panel = new wxPanel(this, wxID_ANY, wxPoint(0, 0), wxSize(400, 200), wxTAB_TRAVERSAL); (void)new wxStaticText(panel, 311, _T("Hello!"), wxPoint(10, 10), wxDefaultSize, 0); // You used to have to do some casting for param 4, but now there are type-safe handlers Connect( DYNAMIC_QUIT, wxID_ANY, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnQuit) ); Connect( DYNAMIC_TEST, wxID_ANY, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnTest) ); Connect( DYNAMIC_ABOUT, wxID_ANY, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnAbout) ); CreateStatusBar(); m_shadow.AddMethod( wxT("OnTest"), &cb_MyFrame_InitStatusbar ); } void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) ) { Close(true); } void MyFrame::OnTest(wxCommandEvent& WXUNUSED(event) ) { m_shadow.InvokeMethod( wxT("OnTest"), this, NULL, NULL ); } void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) ) { wxMessageDialog dialog(this, _T("This demonstrates dynamic event handling"), _T("About Dynamic"), wxYES_NO|wxCANCEL); dialog.ShowModal(); } // ------------------------------------- // MySecondFrame // ------------------------------------- // Callback from wxShadowObject int cb_MySecondFrame_InitStatusbar( void* window, void* WXUNUSED(param) ) { MySecondFrame *frame = (MySecondFrame*) window; frame->SetStatusText( wxT("Hello from MySecondFrame"), 0 ); return 0; } // My frame constructor MySecondFrame::MySecondFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h): MyFrame(frame, title, x, y, w, h ) { m_shadow.AddMethod( wxT("OnTest"), &cb_MySecondFrame_InitStatusbar ); }