Support using GetTextExtent() with empty string to get descent in wxOSX.

[wxWidgets.git] / samples / validate / validate.h

diff --git a/samples/validate/validate.h b/samples/validate/validate.h
index cdb560303c83c1ab7410a1c64cea70312a6f5795..beb50de15db807cbd8f7c6489962fb1d902bf087 100644 (file)
--- a/samples/validate/validate.h
+++ b/samples/validate/validate.h
@@ -1,17 +1,21 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        validate.h
-// Purpose:     wxWindows validation sample
+// Purpose:     wxWidgets validation sample
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-// #pragma interface
-#endif
+#include "wx/app.h"
+#include "wx/combobox.h"
+#include "wx/dialog.h"
+#include "wx/dynarray.h"
+#include "wx/frame.h"
+#include "wx/listbox.h"
+#include "wx/string.h"
 
 // Define a new application type
 class MyApp : public wxApp
@@ -24,11 +28,15 @@ public:
 class MyFrame : public wxFrame
 {
 public:
-    MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h);
+    MyFrame(wxFrame *frame, const wxString&title, int x, int y, int w, int h);
 
     void OnQuit(wxCommandEvent& event);
     void OnTestDialog(wxCommandEvent& event);
-    void OnSilent(wxCommandEvent& event);
+    void OnToggleBell(wxCommandEvent& event);
+
+private:
+    wxListBox *m_listbox;
+    bool m_silent;
 
     DECLARE_EVENT_TABLE()
 };
@@ -36,21 +44,75 @@ public:
 class MyDialog : public wxDialog
 {
 public:
-    MyDialog(wxWindow *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
+    MyDialog(wxWindow *parent, const wxString& title,
+            const wxPoint& pos = wxDefaultPosition,
+            const wxSize& size = wxDefaultSize,
             const long style = wxDEFAULT_DIALOG_STYLE);
+
+    bool TransferDataToWindow();
+    wxTextCtrl *m_text;
+    wxComboBox *m_combobox;
+
+    wxTextCtrl *m_numericTextInt;
+    wxTextCtrl *m_numericTextDouble;
 };
 
 class MyData
 {
 public:
-    wxString m_string;
+    MyData();
+
+    // These data members are designed for transfer to and from
+    // controls, via validators. For instance, a text control's
+    // transferred value is a string:
+    wxString m_string, m_string2;
+
+    // Listboxes may permit multiple selections, so their state
+    // is transferred to an integer-array class.
+    wxArrayInt m_listbox_choices;
 
-    MyData() { m_string = "My string"; }
+    // Comboboxes differ from listboxes--validators transfer
+    // the string entered in the combobox's text-edit field.
+    wxString m_combobox_choice;
+
+    // variables handled by wxNumericTextValidator
+    int m_intValue;
+    double m_doubleValue;
+
+    bool m_checkbox_state;
+    int m_radiobox_choice;
 };
 
-#define VALIDATE_DIALOG_ID      200
+class MyComboBoxValidator : public wxValidator
+{
+public:
+    MyComboBoxValidator(const MyComboBoxValidator& tocopy) { m_var=tocopy.m_var; }
+    MyComboBoxValidator(wxString* var) { m_var=var; }
 
-#define VALIDATE_TEST_DIALOG    2
-#define VALIDATE_SILENT         3
-#define VALIDATE_TEXT           101
+    virtual bool Validate(wxWindow* parent);
+    virtual wxObject* Clone() const { return new MyComboBoxValidator(*this); }
 
+    // Called to transfer data to the window
+    virtual bool TransferToWindow();
+
+    // Called to transfer data from the window
+    virtual bool TransferFromWindow();
+
+protected:
+    wxString* m_var;
+};
+
+enum
+{
+    VALIDATE_DIALOG_ID = wxID_HIGHEST,
+
+    VALIDATE_TEST_DIALOG,
+    VALIDATE_TOGGLE_BELL,
+
+    VALIDATE_TEXT,
+    VALIDATE_TEXT2,
+    VALIDATE_LIST,
+    VALIDATE_CHECK,
+    VALIDATE_COMBO,
+    VALIDATE_RADIO
+};