include/wx/gtk/combobox.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/combobox.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:          $Id$
   7 // Copyright:   (c) 1998 Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_GTK_COMBOBOX_H_
  12 #define _WX_GTK_COMBOBOX_H_
  13
  14 #include "wx/choice.h"
  15
  16 typedef struct _GtkEntry GtkEntry;
  17
  18 //-----------------------------------------------------------------------------
  19 // wxComboBox
  20 //-----------------------------------------------------------------------------
  21
  22 class WXDLLIMPEXP_CORE wxComboBox : public wxChoice,
  23                                     public wxTextEntry
  24 {
  25 public:
  26     wxComboBox() { m_strings = NULL; }
  27     wxComboBox(wxWindow *parent,
  28                wxWindowID id,
  29                const wxString& value = wxEmptyString,
  30                const wxPoint& pos = wxDefaultPosition,
  31                const wxSize& size = wxDefaultSize,
  32                int n = 0, const wxString choices[] = NULL,
  33                long style = 0,
  34                const wxValidator& validator = wxDefaultValidator,
  35                const wxString& name = wxComboBoxNameStr)
  36     {
  37         Create(parent, id, value, pos, size, n, choices, style, validator, name);
  38     }
  39
  40     wxComboBox(wxWindow *parent, wxWindowID id,
  41                const wxString& value,
  42                const wxPoint& pos,
  43                const wxSize& size,
  44                const wxArrayString& choices,
  45                long style = 0,
  46                const wxValidator& validator = wxDefaultValidator,
  47                const wxString& name = wxComboBoxNameStr)
  48     {
  49         Create(parent, id, value, pos, size, choices, style, validator, name);
  50     }
  51
  52     bool Create(wxWindow *parent, wxWindowID id,
  53                 const wxString& value = wxEmptyString,
  54                 const wxPoint& pos = wxDefaultPosition,
  55                 const wxSize& size = wxDefaultSize,
  56                 int n = 0, const wxString choices[] = (const wxString *) NULL,
  57                 long style = 0,
  58                 const wxValidator& validator = wxDefaultValidator,
  59                 const wxString& name = wxComboBoxNameStr);
  60     bool Create(wxWindow *parent, wxWindowID id,
  61                 const wxString& value,
  62                 const wxPoint& pos,
  63                 const wxSize& size,
  64                 const wxArrayString& choices,
  65                 long style = 0,
  66                 const wxValidator& validator = wxDefaultValidator,
  67                 const wxString& name = wxComboBoxNameStr);
  68
  69     // Set/GetSelection() from wxTextEntry and wxChoice
  70
  71     virtual void SetSelection(int n) { wxChoice::SetSelection(n); }
  72     virtual void SetSelection(long from, long to)
  73                                { wxTextEntry::SetSelection(from, to); }
  74
  75     virtual int GetSelection() const { return wxChoice::GetSelection(); }
  76     virtual void GetSelection(long *from, long *to) const
  77                                { return wxTextEntry::GetSelection(from, to); }
  78
  79     virtual wxString GetStringSelection() const
  80     {
  81         return wxItemContainer::GetStringSelection();
  82     }
  83
  84     virtual void Clear()
  85     {
  86         wxTextEntry::Clear();
  87         wxItemContainer::Clear();
  88     }
  89
  90     bool IsEmpty() const { return wxItemContainer::IsEmpty(); }
  91
  92     void OnChar( wxKeyEvent &event );
  93
  94     // Standard event handling
  95     void OnCut(wxCommandEvent& event);
  96     void OnCopy(wxCommandEvent& event);
  97     void OnPaste(wxCommandEvent& event);
  98     void OnUndo(wxCommandEvent& event);
  99     void OnRedo(wxCommandEvent& event);
 100     void OnDelete(wxCommandEvent& event);
 101     void OnSelectAll(wxCommandEvent& event);
 102
 103     void OnUpdateCut(wxUpdateUIEvent& event);
 104     void OnUpdateCopy(wxUpdateUIEvent& event);
 105     void OnUpdatePaste(wxUpdateUIEvent& event);
 106     void OnUpdateUndo(wxUpdateUIEvent& event);
 107     void OnUpdateRedo(wxUpdateUIEvent& event);
 108     void OnUpdateDelete(wxUpdateUIEvent& event);
 109     void OnUpdateSelectAll(wxUpdateUIEvent& event);
 110
 111     virtual void DisableEvents();
 112     virtual void EnableEvents();
 113     GtkWidget* GetConnectWidget();
 114
 115     static wxVisualAttributes
 116     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
 117
 118 protected:
 119     // From wxWindowGTK:
 120     virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
 121
 122     // Widgets that use the style->base colour for the BG colour should
 123     // override this and return true.
 124     virtual bool UseGTKStyleBase() const { return true; }
 125
 126     // return the GtkEntry part of the combobox
 127     GtkEntry *GetEntry() const;
 128
 129 private:
 130     // From wxTextEntry:
 131     virtual const wxWindow *GetEditableWindow() const { return this; }
 132     virtual GtkEditable *GetEditable() const;
 133     virtual void EnableTextChangedEvents(bool enable)
 134     {
 135         if ( enable )
 136             EnableEvents();
 137         else
 138             DisableEvents();
 139     }
 140
 141     DECLARE_DYNAMIC_CLASS_NO_COPY(wxComboBox)
 142     DECLARE_EVENT_TABLE()
 143 };
 144
 145 #endif // _WX_GTK_COMBOBOX_H_