]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/validate/validate.cpp
Make wxMSW wxSpinCtrl "not enough space" messages more helpful.
[wxWidgets.git] / samples / validate / validate.cpp
index 9fba07791b6b40bf2ebc0a8005ccc17753056aed..82736d8a79c6a224d0ff103121491307c215648e 100644 (file)
@@ -6,7 +6,7 @@
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // See online help for an overview of validators. In general, a
 // from a text control. All validators transfer data, but not
 // all test validity, so don't be confused by the name.
 
-#if defined(__GNUG__) && !defined(__APPLE__)
-#   pragma implementation
-#endif // __GNUG__
-
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#   pragma hdrstop
+    #pragma hdrstop
 #endif // __BORLANDC__
 
 #ifndef WX_PRECOMP
-#   include "wx/wx.h"
+    #include "wx/wx.h"
 #endif // WX_PRECOMP
 
 #include "validate.h"
 #include "wx/sizer.h"
 #include "wx/valgen.h"
 #include "wx/valtext.h"
+#include "wx/valnum.h"
+
+#ifndef wxHAS_IMAGES_IN_RESOURCES
+    #include "../sample.xpm"
+#endif
 
 // ----------------------------------------------------------------------------
 // Global data
@@ -46,7 +47,7 @@ wxString g_listbox_choices[] =
     {wxT("one"),  wxT("two"),  wxT("three")};
 
 wxString g_combobox_choices[] =
-    {wxT("yes"), wxT("no"), wxT("maybe")};
+    {wxT("yes"), wxT("no (doesn't validate)"), wxT("maybe (doesn't validate)")};
 
 wxString g_radiobox_choices[] =
     {wxT("green"), wxT("yellow"), wxT("red")};
@@ -59,11 +60,68 @@ MyData::MyData()
 {
     // This string will be passed to an alpha-only validator, which
     // will complain because spaces aren't alpha. Note that validation
-    // is performed only when 'OK' is pressed. It would be nice to
-    // enhance this so that validation would occur when the text
-    // control loses focus.
+    // is performed only when 'OK' is pressed.
     m_string = wxT("Spaces are invalid here");
+    m_string2 = "Valid text";
     m_listbox_choices.Add(0);
+    m_intValue = 0;
+    m_doubleValue = 12354.31;
+}
+
+// ----------------------------------------------------------------------------
+// MyComboBoxValidator
+// ----------------------------------------------------------------------------
+
+bool MyComboBoxValidator::Validate(wxWindow *WXUNUSED(parent))
+{
+    wxASSERT(GetWindow()->IsKindOf(CLASSINFO(wxComboBox)));
+
+    wxComboBox* cb = (wxComboBox*)GetWindow();
+    if (cb->GetValue() == g_combobox_choices[1] ||
+        cb->GetValue() == g_combobox_choices[2])
+    {
+        // we accept any string != g_combobox_choices[1|2] !
+
+        wxLogError("Invalid combo box text!");
+        return false;
+    }
+
+    if (m_var)
+        *m_var = cb->GetValue();
+
+    return true;
+}
+
+bool MyComboBoxValidator::TransferToWindow()
+{
+    wxASSERT(GetWindow()->IsKindOf(CLASSINFO(wxComboBox)));
+
+    if ( m_var )
+    {
+        wxComboBox* cb = (wxComboBox*)GetWindow();
+        if ( !cb )
+            return false;
+
+        cb->SetValue(*m_var);
+    }
+
+    return true;
+}
+
+bool MyComboBoxValidator::TransferFromWindow()
+{
+    wxASSERT(GetWindow()->IsKindOf(CLASSINFO(wxComboBox)));
+
+    if ( m_var )
+    {
+        wxComboBox* cb = (wxComboBox*)GetWindow();
+        if ( !cb )
+            return false;
+
+        *m_var = cb->GetValue();
+    }
+
+    return true;
 }
 
 // ----------------------------------------------------------------------------
@@ -74,11 +132,14 @@ IMPLEMENT_APP(MyApp)
 
 bool MyApp::OnInit()
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
     // Create and display the main frame window.
     MyFrame *frame = new MyFrame((wxFrame *) NULL, wxT("Validator Test"),
                                  50, 50, 300, 250);
     frame->Show(true);
-    SetTopWindow(frame);
+
     return true;
 }
 
@@ -93,34 +154,34 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 END_EVENT_TABLE()
 
 MyFrame::MyFrame(wxFrame *frame, const wxString&title, int x, int y, int w, int h)
-       : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h)),
+       : wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h)),
          m_silent(true)
 {
-#ifdef __WXMSW__
-    SetIcon(wxIcon(_T("mondrian")));
-#endif // __WXMSW__
+    SetIcon(wxICON(sample));
 
     // Create a listbox to display the validated data.
-    m_listbox = new wxListBox(this, -1);
-    m_listbox->Append(wxString(_T("Try 'File|Test' to see how validators work.")));
+    m_listbox = new wxListBox(this, wxID_ANY);
+    m_listbox->Append(wxString(wxT("Try 'File|Test' to see how validators work.")));
 
     wxMenu *file_menu = new wxMenu;
 
-    file_menu->Append(VALIDATE_TEST_DIALOG, wxT("&Test"), wxT("Demonstrate validators"));
-    file_menu->Append(VALIDATE_TOGGLE_BELL, wxT("&Bell on error"), wxT("Toggle bell on error"), true);
+    file_menu->Append(VALIDATE_TEST_DIALOG, wxT("&Test dialog..."), wxT("Demonstrate validators"));
+    file_menu->AppendCheckItem(VALIDATE_TOGGLE_BELL, wxT("&Bell on error"), wxT("Toggle bell on error"));
     file_menu->AppendSeparator();
     file_menu->Append(wxID_EXIT, wxT("E&xit"));
 
     wxMenuBar *menu_bar = new wxMenuBar;
-    menu_bar->Append(file_menu, wxT("File"));
+    menu_bar->Append(file_menu, wxT("&File"));
     SetMenuBar(menu_bar);
 
     // All validators share a common (static) flag that controls
     // whether they beep on error. Here we turn it off:
-    wxValidator::SetBellOnError(m_silent);
+    wxValidator::SuppressBellOnError(m_silent);
     file_menu->Check(VALIDATE_TOGGLE_BELL, !wxValidator::IsSilent());
 
+#if wxUSE_STATUSBAR
     CreateStatusBar(1);
+#endif // wxUSE_STATUSBAR
 }
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
@@ -144,24 +205,29 @@ void MyFrame::OnTestDialog(wxCommandEvent& WXUNUSED(event))
         // automatically transferred to the variables we specified
         // when we created the validators.
         m_listbox->Clear();
-        m_listbox->Append(wxString(_T("string: ")) + g_data.m_string);
+        m_listbox->Append(wxString(wxT("string: ")) + g_data.m_string);
+        m_listbox->Append(wxString(wxT("string #2: ")) + g_data.m_string2);
+
         for(unsigned int i = 0; i < g_data.m_listbox_choices.GetCount(); ++i)
         {
             int j = g_data.m_listbox_choices[i];
-            m_listbox->Append(wxString(_T("listbox choice(s): ")) + g_listbox_choices[j]);
+            m_listbox->Append(wxString(wxT("listbox choice(s): ")) + g_listbox_choices[j]);
         }
 
-        wxString checkbox_state(g_data.m_checkbox_state ? _T("checked") : _T("unchecked"));
-        m_listbox->Append(wxString(_T("checkbox: ")) + checkbox_state);
-        m_listbox->Append(wxString(_T("combobox: ")) + g_data.m_combobox_choice);
-        m_listbox->Append(wxString(_T("radiobox: ")) + g_radiobox_choices[g_data.m_radiobox_choice]);
+        wxString checkbox_state(g_data.m_checkbox_state ? wxT("checked") : wxT("unchecked"));
+        m_listbox->Append(wxString(wxT("checkbox: ")) + checkbox_state);
+        m_listbox->Append(wxString(wxT("combobox: ")) + g_data.m_combobox_choice);
+        m_listbox->Append(wxString(wxT("radiobox: ")) + g_radiobox_choices[g_data.m_radiobox_choice]);
+
+        m_listbox->Append(wxString::Format("integer value: %d", g_data.m_intValue));
+        m_listbox->Append(wxString::Format("double value: %.3f", g_data.m_doubleValue));
     }
 }
 
 void MyFrame::OnToggleBell(wxCommandEvent& event)
 {
     m_silent = !m_silent;
-    wxValidator::SetBellOnError(m_silent);
+    wxValidator::SuppressBellOnError(m_silent);
     event.Skip();
 }
 
@@ -173,9 +239,10 @@ MyDialog::MyDialog( wxWindow *parent, const wxString& title,
                     const wxPoint& pos, const wxSize& size, const long WXUNUSED(style) ) :
     wxDialog(parent, VALIDATE_DIALOG_ID, title, pos, size, wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER)
 {
-    // Sizers automatically ensure a workable layout.
-    wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
-    wxFlexGridSizer *flexgridsizer = new wxFlexGridSizer(2, 2, 5, 5);
+    // setup the flex grid sizer
+    // -------------------------
+
+    wxFlexGridSizer *flexgridsizer = new wxFlexGridSizer(3, 2, 5, 5);
 
     // Create and add controls to sizers. Note that a member variable
     // of g_data is bound to each control upon construction. There is
@@ -184,58 +251,134 @@ MyDialog::MyDialog( wxWindow *parent, const wxString& title,
 
     // Pointers to some of these controls are saved in member variables
     // so that we can use them elsewhere, like this one.
-    text = new wxTextCtrl(this, VALIDATE_TEXT, wxT(""),
-        wxPoint(10, 10), wxSize(120, -1), 0,
-        wxTextValidator(wxFILTER_ALPHA, &g_data.m_string));
-    flexgridsizer->Add(text);
+    m_text = new wxTextCtrl(this, VALIDATE_TEXT, wxEmptyString,
+                            wxDefaultPosition, wxDefaultSize, 0,
+                            wxTextValidator(wxFILTER_ALPHA, &g_data.m_string));
+    m_text->SetToolTip("uses wxTextValidator with wxFILTER_ALPHA");
+    flexgridsizer->Add(m_text, 1, wxGROW);
+
+
+    // Now set a wxTextValidator with an explicit list of characters NOT allowed:
+    wxTextValidator textVal(wxFILTER_EMPTY|wxFILTER_EXCLUDE_LIST, &g_data.m_string2);
+    textVal.SetCharExcludes("bcwyz");
+    wxTextCtrl* txt2 =
+             new wxTextCtrl(this, VALIDATE_TEXT2, wxEmptyString,
+                            wxDefaultPosition, wxDefaultSize, 0, textVal);
+    txt2->SetToolTip("uses wxTextValidator with wxFILTER_EMPTY|wxFILTER_EXCLUDE_LIST (to exclude 'bcwyz')");
+    flexgridsizer->Add(txt2, 1, wxGROW);
+
+    flexgridsizer->Add(new wxListBox((wxWindow*)this, VALIDATE_LIST,
+                        wxDefaultPosition, wxDefaultSize,
+                        3, g_listbox_choices, wxLB_MULTIPLE,
+                        wxGenericValidator(&g_data.m_listbox_choices)),
+                       1, wxGROW);
+
+    m_combobox = new wxComboBox(this, VALIDATE_COMBO, wxEmptyString,
+                                wxDefaultPosition, wxDefaultSize,
+                                3, g_combobox_choices, 0L,
+                                MyComboBoxValidator(&g_data.m_combobox_choice));
+    m_combobox->SetToolTip("uses a custom validator (MyComboBoxValidator)");
+    flexgridsizer->Add(m_combobox, 1, wxALIGN_CENTER);
 
     // This wxCheckBox* doesn't need to be assigned to any pointer
     // because we don't use it elsewhere--it can be anonymous.
     // We don't need any such pointer to query its state, which
     // can be gotten directly from g_data.
     flexgridsizer->Add(new wxCheckBox(this, VALIDATE_CHECK, wxT("Sample checkbox"),
-        wxPoint(130, 10), wxSize(120, -1), 0,
-        wxGenericValidator(&g_data.m_checkbox_state)));
-
-    flexgridsizer->Add(new wxListBox((wxWindow*)this, VALIDATE_LIST,
-        wxPoint(10, 30), wxSize(120, -1),
-        3, g_listbox_choices, wxLB_MULTIPLE,
-        wxGenericValidator(&g_data.m_listbox_choices)));
+                        wxDefaultPosition, wxDefaultSize, 0,
+                        wxGenericValidator(&g_data.m_checkbox_state)),
+                       1, wxALIGN_CENTER|wxALL, 15);
+
+    flexgridsizer->AddGrowableCol(0);
+    flexgridsizer->AddGrowableCol(1);
+    flexgridsizer->AddGrowableRow(1);
+
+
+    // setup the button sizer
+    // ----------------------
+
+    wxStdDialogButtonSizer *btn = new wxStdDialogButtonSizer();
+    btn->AddButton(new wxButton(this, wxID_OK));
+    btn->AddButton(new wxButton(this, wxID_CANCEL));
+    btn->Realize();
+
+    // setup a sizer with the controls for numeric validators
+    // ------------------------------------------------------
+
+    wxIntegerValidator<int> valInt(&g_data.m_intValue,
+                                   wxNUM_VAL_THOUSANDS_SEPARATOR |
+                                   wxNUM_VAL_ZERO_AS_BLANK);
+    valInt.SetMin(0); // Only allow positive numbers
+
+    m_numericTextInt = new wxTextCtrl
+                           (
+                                this,
+                                wxID_ANY,
+                                "",
+                                wxDefaultPosition,
+                                wxDefaultSize,
+                                wxTE_RIGHT,
+                                valInt
+                            );
+    m_numericTextInt->SetToolTip("uses wxIntegerValidator to accept positive "
+                                 "integers only");
+
+    m_numericTextDouble = new wxTextCtrl
+                              (
+                                this,
+                                wxID_ANY,
+                                "",
+                                wxDefaultPosition,
+                                wxDefaultSize,
+                                wxTE_RIGHT,
+                                wxMakeFloatingPointValidator
+                                (
+                                    3,
+                                    &g_data.m_doubleValue,
+                                    wxNUM_VAL_THOUSANDS_SEPARATOR |
+                                    wxNUM_VAL_NO_TRAILING_ZEROES
+                                )
+                              );
+    m_numericTextDouble->SetToolTip("uses wxFloatingPointValidator with 3 decimals");
+    wxBoxSizer *numSizer = new wxBoxSizer( wxHORIZONTAL );
+    numSizer->Add( m_numericTextInt, 1, wxALL, 10 );
+    numSizer->Add( m_numericTextDouble, 1, wxALL, 10 );
+
+
+
+    // setup the main sizer
+    // --------------------
 
-    combobox = new wxComboBox((wxWindow*)this, VALIDATE_COMBO, wxT(""),
-        wxPoint(130, 30), wxSize(120, -1),
-        3, g_combobox_choices, 0L,
-        wxGenericValidator(&g_data.m_combobox_choice));
-    flexgridsizer->Add(combobox);
+    wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
 
     mainsizer->Add(flexgridsizer, 1, wxGROW | wxALL, 10);
 
     mainsizer->Add(new wxRadioBox((wxWindow*)this, VALIDATE_RADIO, wxT("Pick a color"),
-        wxPoint(10, 100), wxSize(-1, -1),
-        3, g_radiobox_choices, 1, wxRA_SPECIFY_ROWS,
-        wxGenericValidator(&g_data.m_radiobox_choice)),
-        0, wxGROW | wxALL, 10);
-
-    wxGridSizer *gridsizer = new wxGridSizer(2, 2, 5, 5);
+                                    wxDefaultPosition, wxDefaultSize,
+                                    3, g_radiobox_choices, 1, wxRA_SPECIFY_ROWS,
+                                    wxGenericValidator(&g_data.m_radiobox_choice)),
+                   0, wxGROW | wxLEFT|wxBOTTOM|wxRIGHT, 10);
 
-    wxButton *ok_button = new wxButton(this, wxID_OK, wxT("OK"), wxPoint(250, 70), wxSize(80, 30));
-    ok_button->SetDefault();
-    gridsizer->Add(ok_button);
-    gridsizer->Add(new wxButton(this, wxID_CANCEL, wxT("Cancel"), wxPoint(250, 100), wxSize(80, 30)));
+    mainsizer->Add( numSizer, 0, wxGROW | wxALL );
 
-    mainsizer->Add(gridsizer, 0, wxGROW | wxALL, 10);
+    mainsizer->Add(btn, 0, wxGROW | wxALL, 10);
 
     SetSizer(mainsizer);
     mainsizer->SetSizeHints(this);
+
+    // make the dialog a bit bigger than its minimal size:
+    SetSize(GetBestSize()*1.5);
 }
 
 bool MyDialog::TransferDataToWindow()
 {
     bool r = wxDialog::TransferDataToWindow();
+
     // These function calls have to be made here, after the
     // dialog has been created.
-    text->SetFocus();
-    combobox->SetSelection(0);
+    m_text->SetFocus();
+    m_combobox->SetSelection(0);
+
     return r;
 }