//----------------------------------------------------------------------------- // Name: derivdlg.cpp // Purpose: XML resources sample: A derived dialog // Author: Robert O'Connor (rob@medicalmnemonics.com), Vaclav Slavik // Copyright: (c) Robert O'Connor and Vaclav Slavik // Licence: wxWindows licence //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- // Standard wxWidgets headers //----------------------------------------------------------------------------- // 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 // need because it includes almost all "standard" wxWidgets headers) #ifndef WX_PRECOMP #include "wx/wx.h" #endif //----------------------------------------------------------------------------- // Header of this .cpp file //----------------------------------------------------------------------------- #include "derivdlg.h" //----------------------------------------------------------------------------- // Remaining headers: Needed wx headers, then wx/contrib headers, then application headers //----------------------------------------------------------------------------- #include "wx/xrc/xmlres.h" // XRC XML resouces //----------------------------------------------------------------------------- // Event table: connect the events to the handler functions to process them //----------------------------------------------------------------------------- wxBEGIN_EVENT_TABLE(PreferencesDialog, wxDialog) EVT_BUTTON( XRCID( "my_button" ), PreferencesDialog::OnMyButtonClicked ) EVT_UPDATE_UI(XRCID( "my_checkbox" ), PreferencesDialog::OnUpdateUIMyCheckbox ) // Note that the ID here isn't a XRCID, it is one of the standard wx ID's. EVT_BUTTON( wxID_OK, PreferencesDialog::OnOK ) wxEND_EVENT_TABLE() //----------------------------------------------------------------------------- // Public members //----------------------------------------------------------------------------- // Constructor (Notice how small and easy it is) PreferencesDialog::PreferencesDialog(wxWindow* parent) { wxXmlResource::Get()->LoadDialog(this, parent, wxT("derived_dialog")); } //----------------------------------------------------------------------------- // Private members (including the event handlers) //----------------------------------------------------------------------------- void PreferencesDialog::OnMyButtonClicked( wxCommandEvent &WXUNUSED(event) ) { // Construct a message dialog. wxMessageDialog msgDlg(this, _("You clicked on My Button")); // Show it modally. msgDlg.ShowModal(); } // Update the enabled/disabled state of the edit/delete buttons depending on // whether a row (item) is selected in the listctrl void PreferencesDialog::OnUpdateUIMyCheckbox( wxUpdateUIEvent &WXUNUSED(event) ) { // Get a boolean value of whether the checkbox is checked bool myCheckBoxIsChecked; // You could just write: // myCheckBoxIsChecked = event.IsChecked(); // since the event that was passed into this function already has the // is a pointer to the right control. However, // this is the XRCCTRL way (which is more obvious as to what is going on). myCheckBoxIsChecked = XRCCTRL(*this, "my_checkbox", wxCheckBox)->IsChecked(); // Now call either Enable(true) or Enable(false) on the textctrl, depending // on the value of that boolean. XRCCTRL(*this, "my_textctrl", wxTextCtrl)->Enable(myCheckBoxIsChecked); } void PreferencesDialog::OnOK( wxCommandEvent& WXUNUSED(event) ) { // Construct a message dialog (An extra parameters to put a cancel button on). wxMessageDialog msgDlg2(this, _("Press OK to close Derived dialog, or Cancel to abort"), _("Overriding base class OK button handler"), wxOK | wxCANCEL | wxCENTER ); // Show the message dialog, and if it returns wxID_OK (ie they clicked on OK button)... if (msgDlg2.ShowModal() == wxID_OK) { // ...then end this Preferences dialog. EndModal( wxID_OK ); // You could also have used event.Skip() which would then skip up // to the wxDialog's event table and see if there was a EVT_BUTTON // handler for wxID_OK and if there was, then execute that code. } // Otherwise do nothing. }