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.h"
  22     #pragma implementation "numdlgg.h"
  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 // this is where wxGetNumberFromUser() is declared
  49 #include "wx/generic/textdlgg.h"
  50
  51 // ----------------------------------------------------------------------------
  52 // private classes
  53 // ----------------------------------------------------------------------------
  54
  55 class WXDLLEXPORT wxNumberEntryDialog : public wxDialog
  56 {
  57 public:
  58     wxNumberEntryDialog(wxWindow *parent,
  59                         const wxString& message,
  60                         const wxString& prompt,
  61                         const wxString& caption,
  62                         long value, long min, long max,
  63                         const wxPoint& pos);
  64
  65     long GetValue() const { return m_value; }
  66
  67     // implementation only
  68     void OnOK(wxCommandEvent& event);
  69     void OnCancel(wxCommandEvent& event);
  70
  71 protected:
  72     wxTextCtrl *m_spinctrl; // TODO replace it with wxSpinCtrl once it's done
  73
  74     long m_value, m_min, m_max;
  75
  76 private:
  77     DECLARE_EVENT_TABLE()
  78 };
  79
  80 // ============================================================================
  81 // implementation
  82 // ============================================================================
  83
  84 // ----------------------------------------------------------------------------
  85 // wxNumberEntryDialog
  86 // ----------------------------------------------------------------------------
  87
  88 BEGIN_EVENT_TABLE(wxNumberEntryDialog, wxDialog)
  89     EVT_BUTTON(wxID_OK, wxNumberEntryDialog::OnOK)
  90     EVT_BUTTON(wxID_CANCEL, wxNumberEntryDialog::OnCancel)
  91 END_EVENT_TABLE()
  92
  93 wxNumberEntryDialog::wxNumberEntryDialog(wxWindow *parent,
  94                                          const wxString& message,
  95                                          const wxString& prompt,
  96                                          const wxString& caption,
  97                                          long value,
  98                                          long min,
  99                                          long max,
 100                                          const wxPoint& pos)
 101                    : wxDialog(parent, -1, caption,
 102                               pos, wxDefaultSize,
 103                               wxDEFAULT_DIALOG_STYLE | wxDIALOG_MODAL )
 104 {
 105     m_value = value;
 106     m_max = max;
 107     m_min = min;
 108
 109     wxBeginBusyCursor();
 110
 111     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 112
 113     // 1) text message
 114     topsizer->Add( CreateTextSizer( message ), 0, wxALL, 10 );
 115
 116     // 2) prompt and text ctrl
 117     wxBoxSizer *inputsizer = new wxBoxSizer( wxHORIZONTAL );
 118     // prompt if any
 119     if (!prompt.IsEmpty())
 120         inputsizer->Add( new wxStaticText( this, -1, prompt ), 0, wxCENTER | wxLEFT, 10 );
 121     // spin ctrl
 122     wxString valStr;
 123     valStr.Printf(wxT("%lu"), m_value);
 124     m_spinctrl = new wxTextCtrl(this, -1, valStr, wxDefaultPosition, wxSize( 140, -1 ) );
 125     inputsizer->Add( m_spinctrl, 1, wxCENTER | wxLEFT | wxRIGHT, 10 );
 126     // add both
 127     topsizer->Add( inputsizer, 1, wxEXPAND | wxLEFT|wxRIGHT, 5 );
 128
 129 #if wxUSE_STATLINE
 130     // 3) static line
 131     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
 132 #endif
 133
 134     // 4) buttons
 135     topsizer->Add( CreateButtonSizer( wxOK|wxCANCEL ), 0, wxCENTRE | wxALL, 10 );
 136
 137     SetSizer( topsizer );
 138     SetAutoLayout( TRUE );
 139
 140     topsizer->SetSizeHints( this );
 141     topsizer->Fit( this );
 142
 143     Centre( wxBOTH );
 144
 145     m_spinctrl->SetFocus();
 146
 147     wxEndBusyCursor();
 148 }
 149
 150 void wxNumberEntryDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 151 {
 152     if ( (wxSscanf(m_spinctrl->GetValue(), wxT("%lu"), &m_value) != 1) ||
 153          (m_value < m_min) || (m_value > m_max) )
 154     {
 155         // not a number or out of range
 156         m_value = -1;
 157     }
 158
 159     EndModal(wxID_OK);
 160 }
 161
 162 void wxNumberEntryDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 163 {
 164     m_value = -1;
 165
 166     EndModal(wxID_CANCEL);
 167 }
 168
 169 // ----------------------------------------------------------------------------
 170 // global functions
 171 // ----------------------------------------------------------------------------
 172
 173 // wxGetTextFromUser is in utilscmn.cpp
 174
 175 long wxGetNumberFromUser(const wxString& msg,
 176                          const wxString& prompt,
 177                          const wxString& title,
 178                          long value,
 179                          long min,
 180                          long max,
 181                          wxWindow *parent,
 182                          const wxPoint& pos)
 183 {
 184     wxNumberEntryDialog dialog(parent, msg, prompt, title,
 185                                value, min, max, pos);
 186     (void)dialog.ShowModal();
 187
 188     return dialog.GetValue();
 189 }