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 #if !defined(__WIN16__) && wxUSE_SPINCTRL
  49 #include "wx/spinctrl.h"
  50 #endif
  51
  52 // this is where wxGetNumberFromUser() is declared
  53 #include "wx/textdlg.h"
  54
  55 #if !wxUSE_SPINCTRL
  56     // wxTextCtrl will do instead of wxSpinCtrl if we don't have it
  57     #define wxSpinCtrl wxTextCtrl
  58 #endif
  59
  60 // ----------------------------------------------------------------------------
  61 // private classes
  62 // ----------------------------------------------------------------------------
  63
  64 class WXDLLEXPORT wxNumberEntryDialog : public wxDialog
  65 {
  66 public:
  67     wxNumberEntryDialog(wxWindow *parent,
  68                         const wxString& message,
  69                         const wxString& prompt,
  70                         const wxString& caption,
  71                         long value, long min, long max,
  72                         const wxPoint& pos);
  73
  74     long GetValue() const { return m_value; }
  75
  76     // implementation only
  77     void OnOK(wxCommandEvent& event);
  78     void OnCancel(wxCommandEvent& event);
  79
  80 protected:
  81     wxSpinCtrl *m_spinctrl;
  82
  83     long m_value, m_min, m_max;
  84
  85 private:
  86     DECLARE_EVENT_TABLE()
  87 };
  88
  89 // ============================================================================
  90 // implementation
  91 // ============================================================================
  92
  93 // ----------------------------------------------------------------------------
  94 // wxNumberEntryDialog
  95 // ----------------------------------------------------------------------------
  96
  97 BEGIN_EVENT_TABLE(wxNumberEntryDialog, wxDialog)
  98     EVT_BUTTON(wxID_OK, wxNumberEntryDialog::OnOK)
  99     EVT_BUTTON(wxID_CANCEL, wxNumberEntryDialog::OnCancel)
 100 END_EVENT_TABLE()
 101
 102 wxNumberEntryDialog::wxNumberEntryDialog(wxWindow *parent,
 103                                          const wxString& message,
 104                                          const wxString& prompt,
 105                                          const wxString& caption,
 106                                          long value,
 107                                          long min,
 108                                          long max,
 109                                          const wxPoint& pos)
 110                    : wxDialog(parent, -1, caption,
 111                               pos, wxDefaultSize,
 112                               wxDEFAULT_DIALOG_STYLE | wxDIALOG_MODAL )
 113 {
 114     m_value = value;
 115     m_max = max;
 116     m_min = min;
 117
 118     wxBeginBusyCursor();
 119
 120     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 121
 122     // 1) text message
 123     topsizer->Add( CreateTextSizer( message ), 0, wxALL, 10 );
 124
 125     // 2) prompt and text ctrl
 126     wxBoxSizer *inputsizer = new wxBoxSizer( wxHORIZONTAL );
 127     // prompt if any
 128     if (!prompt.IsEmpty())
 129         inputsizer->Add( new wxStaticText( this, -1, prompt ), 0, wxCENTER | wxLEFT, 10 );
 130     // spin ctrl
 131     wxString valStr;
 132     valStr.Printf(wxT("%lu"), m_value);
 133     m_spinctrl = new wxSpinCtrl(this, -1, valStr, wxDefaultPosition, wxSize( 140, -1 ) );
 134 #if !defined(__WIN16__) && wxUSE_SPINCTRL
 135     m_spinctrl->SetRange((int)m_min, (int)m_max);
 136 #endif
 137     inputsizer->Add( m_spinctrl, 1, wxCENTER | wxLEFT | wxRIGHT, 10 );
 138     // add both
 139     topsizer->Add( inputsizer, 1, wxEXPAND | wxLEFT|wxRIGHT, 5 );
 140
 141 #if wxUSE_STATLINE
 142     // 3) static line
 143     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
 144 #endif
 145
 146     // 4) buttons
 147     topsizer->Add( CreateButtonSizer( wxOK|wxCANCEL ), 0, wxCENTRE | wxALL, 10 );
 148
 149     SetSizer( topsizer );
 150     SetAutoLayout( TRUE );
 151
 152     topsizer->SetSizeHints( this );
 153     topsizer->Fit( this );
 154
 155     Centre( wxBOTH );
 156
 157     m_spinctrl->SetFocus();
 158
 159     wxEndBusyCursor();
 160 }
 161
 162 void wxNumberEntryDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 163 {
 164 #if !wxUSE_SPINCTRL
 165     wxString tmp = m_spinctrl->GetValue();
 166     if ( wxSscanf(tmp, _T("%ld"), &m_value) != 1 )
 167         m_value = -1;
 168     else
 169 #else
 170     m_value = m_spinctrl->GetValue();
 171 #endif
 172     if ( m_value < m_min || m_value > m_max )
 173     {
 174         // not a number or out of range
 175         m_value = -1;
 176     }
 177
 178     EndModal(wxID_OK);
 179 }
 180
 181 void wxNumberEntryDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 182 {
 183     m_value = -1;
 184
 185     EndModal(wxID_CANCEL);
 186 }
 187
 188 // ----------------------------------------------------------------------------
 189 // global functions
 190 // ----------------------------------------------------------------------------
 191
 192 // wxGetTextFromUser is in utilscmn.cpp
 193
 194 long wxGetNumberFromUser(const wxString& msg,
 195                          const wxString& prompt,
 196                          const wxString& title,
 197                          long value,
 198                          long min,
 199                          long max,
 200                          wxWindow *parent,
 201                          const wxPoint& pos)
 202 {
 203     wxNumberEntryDialog dialog(parent, msg, prompt, title,
 204                                value, min, max, pos);
 205     (void)dialog.ShowModal();
 206
 207     return dialog.GetValue();
 208 }