]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/calendar/calendar.cpp
don't use wxFromSystemTime() with possibly invalid date (closes bug 1596606)
[wxWidgets.git] / samples / calendar / calendar.cpp
index 737db453959837d1f9ba7e56eeaed7d5c8f5e0a7..6370bb2411f903b242f13b4b75209695cb9d67e4 100644 (file)
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(__APPLE__)
-    #pragma implementation "calendar.cpp"
-    #pragma interface "calendar.cpp"
-#endif
-
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"
 
     #include "wx/menu.h"
     #include "wx/layout.h"
     #include "wx/msgdlg.h"
+    #include "wx/icon.h"
+    #include "wx/button.h"
+    #include "wx/sizer.h"
+    #include "wx/textctrl.h"
+    #include "wx/settings.h"
 #endif
 
-#include "wx/sizer.h"
-#include "wx/textctrl.h"
-
 #include "wx/calctrl.h"
 
 #if wxUSE_DATEPICKCTRL
     #endif // wxUSE_DATEPICKCTRL_GENERIC
 #endif // wxUSE_DATEPICKCTRL
 
+#include "../sample.xpm"
+
+#define USE_SIZABLE_CALENDAR 0
+
 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------
@@ -90,7 +91,7 @@ public:
 
     void SetDate();
     void Today();
-    
+
 private:
     wxCalendarCtrl *m_calendar;
     wxStaticText   *m_date;
@@ -103,7 +104,7 @@ class MyFrame : public wxFrame
 {
 public:
     // ctor(s)
-    MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
+    MyFrame(const wxString& title, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize);
 
     // event handlers (these functions should _not_ be virtual)
     void OnQuit(wxCommandEvent& event);
@@ -181,6 +182,7 @@ enum
     Calendar_DatePicker_AskDate = 300,
     Calendar_DatePicker_ShowCentury,
     Calendar_DatePicker_DropDown,
+    Calendar_DatePicker_AllowNone,
 #if wxUSE_DATEPICKCTRL_GENERIC
     Calendar_DatePicker_Generic,
 #endif // wxUSE_DATEPICKCTRL_GENERIC
@@ -255,8 +257,11 @@ IMPLEMENT_APP(MyApp)
 bool MyApp::OnInit()
 {
     // Create the main application window
-    MyFrame *frame = new MyFrame(_T("Calendar wxWidgets sample"),
-                                 wxPoint(50, 50), wxSize(450, 340));
+    MyFrame *frame = new MyFrame(_T("Calendar wxWidgets sample")
+#ifndef __WXWINCE__
+                                 ,wxPoint(50, 50), wxSize(450, 340)
+#endif
+                                                                );
 
     frame->Show(true);
 
@@ -274,6 +279,9 @@ bool MyApp::OnInit()
 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
        : wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size)
 {
+    // set the frame icon
+    SetIcon(wxIcon(sample_xpm));
+
     // create a menu bar
     wxMenu *menuFile = new wxMenu;
     menuFile->Append(Calendar_File_About, _T("&About...\tCtrl-A"), _T("Show about dialog"));
@@ -316,6 +324,8 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
                               _T("Al&ways show century"));
     menuDate->AppendCheckItem(Calendar_DatePicker_DropDown,
                               _T("Use &drop down control"));
+    menuDate->AppendCheckItem(Calendar_DatePicker_AllowNone,
+                              _T("Allow &no date"));
 #if wxUSE_DATEPICKCTRL_GENERIC
     menuDate->AppendCheckItem(Calendar_DatePicker_Generic,
                               _T("Use &generic version of the control"));
@@ -436,22 +446,31 @@ void MyFrame::OnAskDate(wxCommandEvent& WXUNUSED(event))
         style |= wxDP_SHOWCENTURY;
     if ( GetMenuBar()->IsChecked(Calendar_DatePicker_DropDown) )
         style |= wxDP_DROPDOWN;
+    if ( GetMenuBar()->IsChecked(Calendar_DatePicker_AllowNone) )
+        style |= wxDP_ALLOWNONE;
 
     MyDialog dlg(this, m_panel->GetCal()->GetDate(), style);
     if ( dlg.ShowModal() == wxID_OK )
     {
-        const wxDateTime dt = dlg.GetDate(),
-                         today = wxDateTime::Today();
-
-        if ( dt.GetDay() == today.GetDay() &&
-                dt.GetMonth() == today.GetMonth() )
+        const wxDateTime dt = dlg.GetDate();
+        if ( dt.IsValid() )
         {
-            wxMessageBox(_T("Happy birthday!"), _T("Calendar Sample"));
-        }
+            const wxDateTime today = wxDateTime::Today();
+
+            if ( dt.GetDay() == today.GetDay() &&
+                    dt.GetMonth() == today.GetMonth() )
+            {
+                wxMessageBox(_T("Happy birthday!"), _T("Calendar Sample"));
+            }
 
-        m_panel->GetCal()->SetDate(dt);
+            m_panel->GetCal()->SetDate(dt);
 
-        wxLogStatus(_T("Changed the date to your birthday"));
+            wxLogStatus(_T("Changed the date to your input"));
+        }
+        else
+        {
+            wxLogStatus(_T("No date entered"));
+        }
     }
 }
 
@@ -476,11 +495,21 @@ MyPanel::MyPanel(wxFrame *frame)
                                     wxCAL_SHOW_HOLIDAYS |
                                     wxRAISED_BORDER);
 
-    wxBoxSizer *m_sizer = new wxBoxSizer( wxHORIZONTAL );
+#if USE_SIZABLE_CALENDAR
+    wxCalendarCtrl *sizableCalendar = new wxCalendarCtrl(this, wxID_ANY);
+#endif
+
+    // adjust to vertical/horizontal display, check mostly dedicated to WinCE
+    bool horizontal = ( wxSystemSettings::GetMetric(wxSYS_SCREEN_X) > wxSystemSettings::GetMetric(wxSYS_SCREEN_Y) );
+    wxBoxSizer *m_sizer = new wxBoxSizer( horizontal ? wxHORIZONTAL : wxVERTICAL );
 
     m_sizer->Add(m_date, 0, wxALIGN_CENTER | wxALL, 10 );
     m_sizer->Add(m_calendar, 0, wxALIGN_CENTER | wxALIGN_LEFT);
 
+#if USE_SIZABLE_CALENDAR
+    m_sizer->Add(sizableCalendar, 1, wxEXPAND);
+#endif
+
     SetSizer( m_sizer );
     m_sizer->SetSizeHints( this );
 }
@@ -569,23 +598,24 @@ void MyPanel::Today()
 #if wxUSE_DATEPICKCTRL
 
 MyDialog::MyDialog(wxWindow *parent, const wxDateTime& dt, int dtpStyle)
-        : wxDialog(parent, -1, wxString(_T("Calendar: Choose a date")))
+        : wxDialog(parent, wxID_ANY, wxString(_T("Calendar: Choose a date")))
 {
     wxStdDialogButtonSizer *sizerBtns = new wxStdDialogButtonSizer;
     sizerBtns->AddButton(new wxButton(this, wxID_OK));
     sizerBtns->AddButton(new wxButton(this, wxID_CANCEL));
-    sizerBtns->Finalise();
+    sizerBtns->Realize();
 
     wxSizer *sizerText = new wxBoxSizer(wxHORIZONTAL);
-    sizerText->Add(new wxStaticText(this, -1, _T("Date in ISO format: ")),
-                    wxSizerFlags().Border());
-    m_text = new wxTextCtrl(this, -1);
-    sizerText->Add(m_text, wxSizerFlags().Expand().Border());
+    sizerText->Add(new wxStaticText(this, wxID_ANY, _T("Date in ISO format: ")),
+                    wxSizerFlags().Border().Align(wxALIGN_CENTRE_VERTICAL));
+    m_text = new wxTextCtrl(this, wxID_ANY);
+    sizerText->Add(m_text, wxSizerFlags().
+                        Expand().Border().Align(wxALIGN_CENTRE_VERTICAL));
 
     wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
     sizerTop->Add(new wxStaticText
                       (
-                        this, -1,
+                        this, wxID_ANY,
                         _T("Enter your birthday date (not before 20th century):")
                       ),
                     wxSizerFlags().Border());
@@ -593,13 +623,13 @@ MyDialog::MyDialog(wxWindow *parent, const wxDateTime& dt, int dtpStyle)
 #if wxUSE_DATEPICKCTRL_GENERIC
     wxFrame *frame = (wxFrame *)wxGetTopLevelParent(parent);
     if ( frame && frame->GetMenuBar()->IsChecked(Calendar_DatePicker_Generic) )
-        m_datePicker = new wxDatePickerCtrlGeneric(this, -1, dt,
+        m_datePicker = new wxDatePickerCtrlGeneric(this, wxID_ANY, dt,
                                                    wxDefaultPosition,
                                                    wxDefaultSize,
                                                    dtpStyle);
     else
 #endif // wxUSE_DATEPICKCTRL_GENERIC
-    m_datePicker = new wxDatePickerCtrl(this, -1, dt,
+    m_datePicker = new wxDatePickerCtrl(this, wxID_ANY, dt,
                                         wxDefaultPosition, wxDefaultSize,
                                         dtpStyle);
     m_datePicker->SetRange(wxDateTime(1, wxDateTime::Jan, 1900),
@@ -617,8 +647,11 @@ MyDialog::MyDialog(wxWindow *parent, const wxDateTime& dt, int dtpStyle)
 
 void MyDialog::OnDateChange(wxDateEvent& event)
 {
-    m_text->SetValue(event.GetDate().FormatISODate());
+    const wxDateTime dt = event.GetDate();
+    if(dt.IsValid())
+        m_text->SetValue(dt.FormatISODate());
+    else
+        m_text->SetValue(wxEmptyString);
 }
 
 #endif // wxUSE_DATEPICKCTRL
-