src/generic/numdlgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        numdlgg.cpp
   3 // Purpose:     wxGetNumberFromUser implementation
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     23.07.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Vadim Zeitlin
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma interface "numdlgg.cpp"
  22     #pragma implementation "numdlgg.cpp"
  23 #endif
  24
  25 // For compilers that support precompilation, includes "wx.h".
  26 #include "wx/wxprec.h"
  27
  28 #ifdef __BORLANDC__
  29     #pragma hdrstop
  30 #endif
  31
  32 #ifndef WX_PRECOMP
  33     #include <stdio.h>
  34
  35     #include "wx/utils.h"
  36     #include "wx/dialog.h"
  37     #include "wx/button.h"
  38     #include "wx/stattext.h"
  39     #include "wx/textctrl.h"
  40     #include "wx/intl.h"
  41     #include "wx/sizer.h"
  42 #endif
  43
  44 #if wxUSE_STATLINE
  45   #include "wx/statline.h"
  46 #endif
  47
  48 #include "wx/spinctrl.h"
  49
  50 // this is where wxGetNumberFromUser() is declared
  51 #include "wx/textdlg.h"
  52
  53 #if !wxUSE_SPINCTRL
  54     // wxTextCtrl will do instead of wxSpinCtrl if we don't have it
  55     #define wxSpinCtrl wxTextCtrl
  56 #endif
  57
  58 // ----------------------------------------------------------------------------
  59 // private classes
  60 // ----------------------------------------------------------------------------
  61
  62 class WXDLLEXPORT wxNumberEntryDialog : public wxDialog
  63 {
  64 public:
  65     wxNumberEntryDialog(wxWindow *parent,
  66                         const wxString& message,
  67                         const wxString& prompt,
  68                         const wxString& caption,
  69                         long value, long min, long max,
  70                         const wxPoint& pos);
  71
  72     long GetValue() const { return m_value; }
  73
  74     // implementation only
  75     void OnOK(wxCommandEvent& event);
  76     void OnCancel(wxCommandEvent& event);
  77
  78 protected:
  79     wxSpinCtrl *m_spinctrl;
  80
  81     long m_value, m_min, m_max;
  82
  83 private:
  84     DECLARE_EVENT_TABLE()
  85 };
  86
  87 // ============================================================================
  88 // implementation
  89 // ============================================================================
  90
  91 // ----------------------------------------------------------------------------
  92 // wxNumberEntryDialog
  93 // ----------------------------------------------------------------------------
  94
  95 BEGIN_EVENT_TABLE(wxNumberEntryDialog, wxDialog)
  96     EVT_BUTTON(wxID_OK, wxNumberEntryDialog::OnOK)
  97     EVT_BUTTON(wxID_CANCEL, wxNumberEntryDialog::OnCancel)
  98 END_EVENT_TABLE()
  99
 100 wxNumberEntryDialog::wxNumberEntryDialog(wxWindow *parent,
 101                                          const wxString& message,
 102                                          const wxString& prompt,
 103                                          const wxString& caption,
 104                                          long value,
 105                                          long min,
 106                                          long max,
 107                                          const wxPoint& pos)
 108                    : wxDialog(parent, -1, caption,
 109                               pos, wxDefaultSize,
 110                               wxDEFAULT_DIALOG_STYLE | wxDIALOG_MODAL )
 111 {
 112     m_value = value;
 113     m_max = max;
 114     m_min = min;
 115
 116     wxBeginBusyCursor();
 117
 118     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 119
 120     // 1) text message
 121     topsizer->Add( CreateTextSizer( message ), 0, wxALL, 10 );
 122
 123     // 2) prompt and text ctrl
 124     wxBoxSizer *inputsizer = new wxBoxSizer( wxHORIZONTAL );
 125     // prompt if any
 126     if (!prompt.IsEmpty())
 127         inputsizer->Add( new wxStaticText( this, -1, prompt ), 0, wxCENTER | wxLEFT, 10 );
 128     // spin ctrl
 129     wxString valStr;
 130     valStr.Printf(wxT("%lu"), m_value);
 131     m_spinctrl = new wxSpinCtrl(this, -1, valStr, wxDefaultPosition, wxSize( 140, -1 ) );
 132     m_spinctrl->SetRange((int)m_min, (int)m_max);
 133     inputsizer->Add( m_spinctrl, 1, wxCENTER | wxLEFT | wxRIGHT, 10 );
 134     // add both
 135     topsizer->Add( inputsizer, 1, wxEXPAND | wxLEFT|wxRIGHT, 5 );
 136
 137 #if wxUSE_STATLINE
 138     // 3) static line
 139     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
 140 #endif
 141
 142     // 4) buttons
 143     topsizer->Add( CreateButtonSizer( wxOK|wxCANCEL ), 0, wxCENTRE | wxALL, 10 );
 144
 145     SetSizer( topsizer );
 146     SetAutoLayout( TRUE );
 147
 148     topsizer->SetSizeHints( this );
 149     topsizer->Fit( this );
 150
 151     Centre( wxBOTH );
 152
 153     m_spinctrl->SetFocus();
 154
 155     wxEndBusyCursor();
 156 }
 157
 158 void wxNumberEntryDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 159 {
 160 #if !wxUSE_SPINCTRL
 161     wxString tmp = m_spinctrl->GetValue();
 162     if ( wxSscanf(tmp, _T("%ld"), &m_value) != 1 )
 163         m_value = -1;
 164     else
 165 #else
 166     m_value = m_spinctrl->GetValue();
 167 #endif
 168     if ( m_value < m_min || m_value > m_max )
 169     {
 170         // not a number or out of range
 171         m_value = -1;
 172     }
 173
 174     EndModal(wxID_OK);
 175 }
 176
 177 void wxNumberEntryDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 178 {
 179     m_value = -1;
 180
 181     EndModal(wxID_CANCEL);
 182 }
 183
 184 // ----------------------------------------------------------------------------
 185 // global functions
 186 // ----------------------------------------------------------------------------
 187
 188 // wxGetTextFromUser is in utilscmn.cpp
 189
 190 long wxGetNumberFromUser(const wxString& msg,
 191                          const wxString& prompt,
 192                          const wxString& title,
 193                          long value,
 194                          long min,
 195                          long max,
 196                          wxWindow *parent,
 197                          const wxPoint& pos)
 198 {
 199     wxNumberEntryDialog dialog(parent, msg, prompt, title,
 200                                value, min, max, pos);
 201     (void)dialog.ShowModal();
 202
 203     return dialog.GetValue();
 204 }