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 implementation "numdlgg.cpp"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include <stdio.h>
  33
  34     #include "wx/utils.h"
  35     #include "wx/dialog.h"
  36     #include "wx/button.h"
  37     #include "wx/stattext.h"
  38     #include "wx/textctrl.h"
  39     #include "wx/intl.h"
  40     #include "wx/sizer.h"
  41 #endif
  42
  43 #if wxUSE_STATLINE
  44   #include "wx/statline.h"
  45 #endif
  46
  47 #if !defined(__WIN16__) && wxUSE_SPINCTRL
  48 #include "wx/spinctrl.h"
  49 #endif
  50
  51 // this is where wxGetNumberFromUser() is declared
  52 #include "wx/textdlg.h"
  53
  54 #if !wxUSE_SPINCTRL
  55     // wxTextCtrl will do instead of wxSpinCtrl if we don't have it
  56     #define wxSpinCtrl wxTextCtrl
  57 #endif
  58
  59 // ----------------------------------------------------------------------------
  60 // private classes
  61 // ----------------------------------------------------------------------------
  62
  63 class WXDLLEXPORT wxNumberEntryDialog : public wxDialog
  64 {
  65 public:
  66     wxNumberEntryDialog(wxWindow *parent,
  67                         const wxString& message,
  68                         const wxString& prompt,
  69                         const wxString& caption,
  70                         long value, long min, long max,
  71                         const wxPoint& pos);
  72
  73     long GetValue() const { return m_value; }
  74
  75     // implementation only
  76     void OnOK(wxCommandEvent& event);
  77     void OnCancel(wxCommandEvent& event);
  78
  79 protected:
  80     wxSpinCtrl *m_spinctrl;
  81
  82     long m_value, m_min, m_max;
  83
  84 private:
  85     DECLARE_EVENT_TABLE()
  86 };
  87
  88 // ============================================================================
  89 // implementation
  90 // ============================================================================
  91
  92 // ----------------------------------------------------------------------------
  93 // wxNumberEntryDialog
  94 // ----------------------------------------------------------------------------
  95
  96 BEGIN_EVENT_TABLE(wxNumberEntryDialog, wxDialog)
  97     EVT_BUTTON(wxID_OK, wxNumberEntryDialog::OnOK)
  98     EVT_BUTTON(wxID_CANCEL, wxNumberEntryDialog::OnCancel)
  99 END_EVENT_TABLE()
 100
 101 wxNumberEntryDialog::wxNumberEntryDialog(wxWindow *parent,
 102                                          const wxString& message,
 103                                          const wxString& prompt,
 104                                          const wxString& caption,
 105                                          long value,
 106                                          long min,
 107                                          long max,
 108                                          const wxPoint& pos)
 109                    : wxDialog(parent, -1, caption,
 110                               pos, wxDefaultSize,
 111                               wxDEFAULT_DIALOG_STYLE | wxDIALOG_MODAL )
 112 {
 113     m_value = value;
 114     m_max = max;
 115     m_min = min;
 116
 117     wxBeginBusyCursor();
 118
 119     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 120
 121     // 1) text message
 122     topsizer->Add( CreateTextSizer( message ), 0, wxALL, 10 );
 123
 124     // 2) prompt and text ctrl
 125     wxBoxSizer *inputsizer = new wxBoxSizer( wxHORIZONTAL );
 126     // prompt if any
 127     if (!prompt.IsEmpty())
 128         inputsizer->Add( new wxStaticText( this, -1, prompt ), 0, wxCENTER | wxLEFT, 10 );
 129     // spin ctrl
 130     wxString valStr;
 131     valStr.Printf(wxT("%lu"), m_value);
 132     m_spinctrl = new wxSpinCtrl(this, -1, valStr, wxDefaultPosition, wxSize( 140, -1 ) );
 133 #if !defined(__WIN16__) && wxUSE_SPINCTRL
 134     m_spinctrl->SetRange((int)m_min, (int)m_max);
 135 #endif
 136     inputsizer->Add( m_spinctrl, 1, wxCENTER | wxLEFT | wxRIGHT, 10 );
 137     // add both
 138     topsizer->Add( inputsizer, 1, wxEXPAND | wxLEFT|wxRIGHT, 5 );
 139
 140 #if wxUSE_STATLINE
 141     // 3) static line
 142     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
 143 #endif
 144
 145     // 4) buttons
 146     topsizer->Add( CreateButtonSizer( wxOK|wxCANCEL ), 0, wxCENTRE | wxALL, 10 );
 147
 148     SetSizer( topsizer );
 149     SetAutoLayout( TRUE );
 150
 151     topsizer->SetSizeHints( this );
 152     topsizer->Fit( this );
 153
 154     Centre( wxBOTH );
 155
 156     m_spinctrl->SetFocus();
 157
 158     wxEndBusyCursor();
 159 }
 160
 161 void wxNumberEntryDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 162 {
 163 #if !wxUSE_SPINCTRL
 164     wxString tmp = m_spinctrl->GetValue();
 165     if ( wxSscanf(tmp, _T("%ld"), &m_value) != 1 )
 166         m_value = -1;
 167     else
 168 #else
 169     m_value = m_spinctrl->GetValue();
 170 #endif
 171     if ( m_value < m_min || m_value > m_max )
 172     {
 173         // not a number or out of range
 174         m_value = -1;
 175     }
 176
 177     EndModal(wxID_OK);
 178 }
 179
 180 void wxNumberEntryDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 181 {
 182     m_value = -1;
 183
 184     EndModal(wxID_CANCEL);
 185 }
 186
 187 // ----------------------------------------------------------------------------
 188 // global functions
 189 // ----------------------------------------------------------------------------
 190
 191 // wxGetTextFromUser is in utilscmn.cpp
 192
 193 long wxGetNumberFromUser(const wxString& msg,
 194                          const wxString& prompt,
 195                          const wxString& title,
 196                          long value,
 197                          long min,
 198                          long max,
 199                          wxWindow *parent,
 200                          const wxPoint& pos)
 201 {
 202     wxNumberEntryDialog dialog(parent, msg, prompt, title,
 203                                value, min, max, pos);
 204     (void)dialog.ShowModal();
 205
 206     return dialog.GetValue();
 207 }