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()
  27         : wxChoice(), wxTextEntry()
  28     {
  29         Init();
  30     }
  31     wxComboBox(wxWindow *parent,
  32                wxWindowID id,
  33                const wxString& value = wxEmptyString,
  34                const wxPoint& pos = wxDefaultPosition,
  35                const wxSize& size = wxDefaultSize,
  36                int n = 0, const wxString choices[] = NULL,
  37                long style = 0,
  38                const wxValidator& validator = wxDefaultValidator,
  39                const wxString& name = wxComboBoxNameStr)
  40         : wxChoice(), wxTextEntry()
  41     {
  42         Init();
  43         Create(parent, id, value, pos, size, n, choices, style, validator, name);
  44     }
  45
  46     wxComboBox(wxWindow *parent, wxWindowID id,
  47                const wxString& value,
  48                const wxPoint& pos,
  49                const wxSize& size,
  50                const wxArrayString& choices,
  51                long style = 0,
  52                const wxValidator& validator = wxDefaultValidator,
  53                const wxString& name = wxComboBoxNameStr)
  54         : wxChoice(), wxTextEntry()
  55     {
  56         Init();
  57         Create(parent, id, value, pos, size, choices, style, validator, name);
  58     }
  59
  60     bool Create(wxWindow *parent, wxWindowID id,
  61                 const wxString& value = wxEmptyString,
  62                 const wxPoint& pos = wxDefaultPosition,
  63                 const wxSize& size = wxDefaultSize,
  64                 int n = 0, const wxString choices[] = (const wxString *) NULL,
  65                 long style = 0,
  66                 const wxValidator& validator = wxDefaultValidator,
  67                 const wxString& name = wxComboBoxNameStr);
  68     bool Create(wxWindow *parent, wxWindowID id,
  69                 const wxString& value,
  70                 const wxPoint& pos,
  71                 const wxSize& size,
  72                 const wxArrayString& choices,
  73                 long style = 0,
  74                 const wxValidator& validator = wxDefaultValidator,
  75                 const wxString& name = wxComboBoxNameStr);
  76
  77     // Set/GetSelection() from wxTextEntry and wxChoice
  78
  79     virtual void SetSelection(int n) { wxChoice::SetSelection(n); }
  80     virtual void SetSelection(long from, long to)
  81                                { wxTextEntry::SetSelection(from, to); }
  82
  83     virtual int GetSelection() const { return wxChoice::GetSelection(); }
  84     virtual void GetSelection(long *from, long *to) const
  85                                { return wxTextEntry::GetSelection(from, to); }
  86
  87     virtual wxString GetStringSelection() const
  88     {
  89         return wxItemContainer::GetStringSelection();
  90     }
  91
  92     virtual void Clear()
  93     {
  94         wxTextEntry::Clear();
  95         wxItemContainer::Clear();
  96     }
  97
  98     bool IsEmpty() const { return wxItemContainer::IsEmpty(); }
  99
 100     void OnChar( wxKeyEvent &event );
 101
 102     // Standard event handling
 103     void OnCut(wxCommandEvent& event);
 104     void OnCopy(wxCommandEvent& event);
 105     void OnPaste(wxCommandEvent& event);
 106     void OnUndo(wxCommandEvent& event);
 107     void OnRedo(wxCommandEvent& event);
 108     void OnDelete(wxCommandEvent& event);
 109     void OnSelectAll(wxCommandEvent& event);
 110
 111     void OnUpdateCut(wxUpdateUIEvent& event);
 112     void OnUpdateCopy(wxUpdateUIEvent& event);
 113     void OnUpdatePaste(wxUpdateUIEvent& event);
 114     void OnUpdateUndo(wxUpdateUIEvent& event);
 115     void OnUpdateRedo(wxUpdateUIEvent& event);
 116     void OnUpdateDelete(wxUpdateUIEvent& event);
 117     void OnUpdateSelectAll(wxUpdateUIEvent& event);
 118
 119     virtual void DisableEvents();
 120     virtual void EnableEvents();
 121     GtkWidget* GetConnectWidget();
 122
 123     static wxVisualAttributes
 124     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
 125
 126 protected:
 127     // From wxWindowGTK:
 128     virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
 129
 130     // Widgets that use the style->base colour for the BG colour should
 131     // override this and return true.
 132     virtual bool UseGTKStyleBase() const { return true; }
 133
 134     // Override in derived classes to create combo box widgets with
 135     // custom list stores.
 136     virtual void GTKCreateComboBoxWidget();
 137
 138     // return the GtkEntry part of the combobox
 139     GtkEntry *GetEntry() const { return m_entry; }
 140
 141     GtkEntry*   m_entry;
 142
 143 private:
 144     // From wxTextEntry:
 145     virtual const wxWindow *GetEditableWindow() const { return this; }
 146     virtual GtkEditable *GetEditable() const;
 147     virtual void EnableTextChangedEvents(bool enable)
 148     {
 149         if ( enable )
 150             EnableEvents();
 151         else
 152             DisableEvents();
 153     }
 154
 155     void Init();
 156
 157     DECLARE_DYNAMIC_CLASS_NO_COPY(wxComboBox)
 158     DECLARE_EVENT_TABLE()
 159 };
 160
 161 #endif // _WX_GTK_COMBOBOX_H_