#define _WX_DIALOG_H_BASE_
#include "wx/defs.h"
-#include "wx/containr.h"
#include "wx/toplevel.h"
-class WXDLLEXPORT wxSizer;
-class WXDLLEXPORT wxStdDialogButtonSizer;
+class WXDLLIMPEXP_FWD_CORE wxSizer;
+class WXDLLIMPEXP_FWD_CORE wxStdDialogButtonSizer;
#define wxDIALOG_NO_PARENT 0x0001 // Don't make owned by apps top window
class WXDLLEXPORT wxDialogBase : public wxTopLevelWindow
{
public:
-
enum
{
// all flags allowed in wxDialogBase::CreateButtonSizer()
wxDialogBase() { Init(); }
virtual ~wxDialogBase() { }
- void Init();
+ // define public wxDialog methods to be implemented by the derived classes
+ virtual int ShowModal() = 0;
+ virtual void EndModal(int retCode) = 0;
+ virtual bool IsModal() const = 0;
+
// Modal dialogs have a return code - usually the id of the last
// pressed button
void SetReturnCode(int returnCode) { m_returnCode = returnCode; }
int GetReturnCode() const { return m_returnCode; }
- // The identifier for the affirmative button
- void SetAffirmativeId(int affirmativeId) { m_affirmativeId = affirmativeId; }
+ // Set the identifier for the affirmative button: this button will close
+ // the dialog after validating data and calling TransferDataFromWindow()
+ void SetAffirmativeId(int affirmativeId);
int GetAffirmativeId() const { return m_affirmativeId; }
- // Identifier for Esc key translation
- void SetEscapeId(int escapeId) { m_escapeId = escapeId; }
+ // Set identifier for Esc key translation: the button with this id will
+ // close the dialog without doing anything else; special value wxID_NONE
+ // means to not handle Esc at all while wxID_ANY means to map Esc to
+ // wxID_CANCEL if present and GetAffirmativeId() otherwise
+ void SetEscapeId(int escapeId);
int GetEscapeId() const { return m_escapeId; }
+ // Returns the parent to use for modal dialogs if the user did not specify it
+ // explicitly
+ wxWindow *GetParentForModalDialog(wxWindow *parent = NULL) const;
+
#if wxUSE_STATTEXT // && wxUSE_TEXTCTRL
// splits text up at newlines and places the
// lines into a vertical wxBoxSizer
wxSizer *CreateTextSizer( const wxString &message );
#endif // wxUSE_STATTEXT // && wxUSE_TEXTCTRL
- // places buttons into a horizontal wxBoxSizer
- wxSizer *CreateButtonSizer( long flags,
- bool separated = false,
- wxCoord distance = 0 );
+ // returns a horizontal wxBoxSizer containing the given buttons
+ //
+ // notice that the returned sizer can be NULL if no buttons are put in the
+ // sizer (this mostly happens under smart phones and other atypical
+ // platforms which have hardware buttons replacing OK/Cancel and such)
+ wxSizer *CreateButtonSizer(long flags);
+
+ // returns the sizer containing CreateButtonSizer() below a separating
+ // static line for the platforms which use static lines for items
+ // separation (i.e. not Mac)
+ wxSizer *CreateSeparatedButtonSizer(long flags);
+
#if wxUSE_BUTTON
wxStdDialogButtonSizer *CreateStdDialogButtonSizer( long flags );
#endif // wxUSE_BUTTON
protected:
+ // emulate click of a button with the given id if it's present in the dialog
+ //
+ // return true if button was "clicked" or false if we don't have it
+ bool EmulateButtonClickIfPresent(int id);
+
+ // this function is used by OnCharHook() to decide whether the given key
+ // should close the dialog
+ //
+ // for most platforms the default implementation (which just checks for
+ // Esc) is sufficient, but Mac port also adds Cmd-. here and other ports
+ // could do something different if needed
+ virtual bool IsEscapeKey(const wxKeyEvent& event);
+
+ // end either modal or modeless dialog, for the modal dialog rc is used as
+ // the dialog return code
+ void EndDialog(int rc);
+
+ // call Validate() and TransferDataFromWindow() and close dialog with
+ // wxID_OK return code
+ void AcceptAndClose();
+
+
// The return code from modal dialog
int m_returnCode;
// The identifier for cancel button (usually wxID_CANCEL)
int m_escapeId;
+private:
+ // common part of all ctors
+ void Init();
+
+ // handle Esc key presses
+ void OnCharHook(wxKeyEvent& event);
+
+ // handle closing the dialog window
+ void OnCloseWindow(wxCloseEvent& event);
+
+ // handle the standard buttons
+ void OnButton(wxCommandEvent& event);
+
+ // update the background colour
+ void OnSysColourChanged(wxSysColourChangedEvent& event);
+
+
DECLARE_NO_COPY_CLASS(wxDialogBase)
DECLARE_EVENT_TABLE()
- WX_DECLARE_CONTROL_CONTAINER();
};