1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: src/common/pickerbase.cpp
3 // Purpose: wxPickerBase class implementation
4 // Author: Francesco Montorsi
8 // Copyright: (c) Francesco Montorsi
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
12 // ============================================================================
14 // ============================================================================
16 // ----------------------------------------------------------------------------
18 // ----------------------------------------------------------------------------
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
27 #if wxUSE_COLOURPICKERCTRL || \
28 wxUSE_DIRPICKERCTRL || \
29 wxUSE_FILEPICKERCTRL || \
32 #include "wx/pickerbase.h"
33 #include "wx/tooltip.h"
36 #include "wx/textctrl.h"
40 // ============================================================================
42 // ============================================================================
44 IMPLEMENT_ABSTRACT_CLASS(wxPickerBase
, wxControl
)
46 BEGIN_EVENT_TABLE(wxPickerBase
, wxControl
)
47 EVT_SIZE(wxPickerBase::OnSize
)
48 WX_EVENT_TABLE_CONTROL_CONTAINER(wxPickerBase
)
50 WX_DELEGATE_TO_CONTROL_CONTAINER(wxPickerBase
, wxControl
)
53 // ----------------------------------------------------------------------------
55 // ----------------------------------------------------------------------------
57 bool wxPickerBase::CreateBase(wxWindow
*parent
,
63 const wxValidator
& validator
,
66 // remove any border style from our style as wxPickerBase's window must be
67 // invisible (user styles must be set on the textctrl or the platform-dependent picker)
68 style
&= ~wxBORDER_MASK
;
69 if (!wxControl::Create(parent
, id
, pos
, size
, style
| wxNO_BORDER
| wxTAB_TRAVERSAL
,
73 m_sizer
= new wxBoxSizer(wxHORIZONTAL
);
75 if (HasFlag(wxPB_USE_TEXTCTRL
))
77 // NOTE: the style of this class (wxPickerBase) and the style of the
78 // attached text control are different: GetTextCtrlStyle() extracts
79 // the styles related to the textctrl from the styles passed here
80 m_text
= new wxTextCtrl(this, wxID_ANY
, wxEmptyString
,
81 wxDefaultPosition
, wxDefaultSize
,
82 GetTextCtrlStyle(style
));
85 wxFAIL_MSG( wxT("wxPickerBase's textctrl creation failed") );
89 // set the maximum lenght allowed for this textctrl.
90 // This is very important since any change to it will trigger an update in
91 // the m_picker; for very long strings, this real-time synchronization could
92 // become a CPU-blocker and thus should be avoided.
93 // 32 characters will be more than enough for all common uses.
94 m_text
->SetMaxLength(32);
96 // set the initial contents of the textctrl
97 m_text
->SetValue(text
);
99 m_text
->Connect(wxEVT_COMMAND_TEXT_UPDATED
,
100 wxCommandEventHandler(wxPickerBase::OnTextCtrlUpdate
),
102 m_text
->Connect(wxEVT_KILL_FOCUS
,
103 wxFocusEventHandler(wxPickerBase::OnTextCtrlKillFocus
),
106 m_text
->Connect(wxEVT_DESTROY
,
107 wxWindowDestroyEventHandler(wxPickerBase::OnTextCtrlDelete
),
110 // the text control's proportion values defaults to 2
111 m_sizer
->Add(m_text
, 2, GetDefaultTextCtrlFlag(), 5);
117 void wxPickerBase::PostCreation()
119 // the picker's proportion value defaults to 1 when there's no text control
120 // associated with it - in that case it defaults to 0
121 m_sizer
->Add(m_picker
, HasTextCtrl() ? 0 : 1, GetDefaultPickerCtrlFlag(), 5);
124 SetMinSize( m_sizer
->GetMinSize() );
127 void wxPickerBase::DoSetToolTip( wxToolTip
*tip
)
129 // don't set the tooltip on us but rather on our two child windows
130 // as otherwise it would appear only when the cursor is placed on the
131 // small area around the child windows which belong to wxPickerBase
132 m_picker
->SetToolTip(tip
);
134 // do a copy as wxWindow will own the pointer we pass
135 m_text
->SetToolTip(tip
? new wxToolTip(tip
->GetTip()) : NULL
);
140 // ----------------------------------------------------------------------------
141 // wxPickerBase - event handlers
142 // ----------------------------------------------------------------------------
144 void wxPickerBase::OnTextCtrlKillFocus(wxFocusEvent
&)
148 // don't leave the textctrl empty
149 if (m_text
->GetValue().empty())
150 UpdateTextCtrlFromPicker();
153 void wxPickerBase::OnTextCtrlDelete(wxWindowDestroyEvent
&)
155 // the textctrl has been deleted; our pointer is invalid!
159 void wxPickerBase::OnTextCtrlUpdate(wxCommandEvent
&)
161 // for each text-change, update the picker
162 UpdatePickerFromTextCtrl();
165 void wxPickerBase::OnSize(wxSizeEvent
&event
)
172 #endif // Any picker in use