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[wxWidgets.git] / src / generic / panelg.cpp
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1/////////////////////////////////////////////////////////////////////////////
2// Name: panelg.cpp
3// Purpose: wxPanel
4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart and Markus Holzem
fb99aca7 9// Licence: wxWindows license
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10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
13#pragma implementation "panelg.h"
14#endif
15
16// For compilers that support precompilation, includes "wx.h".
17#include "wx/wxprec.h"
18
19#ifdef __BORLANDC__
20#pragma hdrstop
21#endif
22
23#ifndef WX_PRECOMP
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24#include "wx/object.h"
25#include "wx/font.h"
26#include "wx/colour.h"
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27#include "wx/settings.h"
28#endif
29
30#include "wx/generic/panelg.h"
31
32#if !USE_SHARED_LIBRARY
33IMPLEMENT_DYNAMIC_CLASS(wxPanel, wxWindow)
34
35BEGIN_EVENT_TABLE(wxPanel, wxWindow)
36 EVT_SYS_COLOUR_CHANGED(wxPanel::OnSysColourChanged)
341c92a8 37 EVT_SET_FOCUS(wxPanel::OnFocus)
90c3bdac 38 EVT_NAVIGATION_KEY(wxPanel::OnNavigationKey)
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39END_EVENT_TABLE()
40
41#endif
42
edccf428 43void wxPanel::Init()
c801d85f 44{
319fefa9 45 m_winLastFocused = (wxWindow *)NULL;
edccf428 46 m_btnDefault = (wxButton *)NULL;
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47}
48
debe6624 49bool wxPanel::Create(wxWindow *parent, wxWindowID id,
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50 const wxPoint& pos,
51 const wxSize& size,
52 long style,
53 const wxString& name)
c801d85f 54{
b292e2f5 55 bool ret = wxWindow::Create(parent, id, pos, size, style, name);
c801d85f 56
fb99aca7 57 if ( ret )
b292e2f5 58 {
f96aa4d9 59#ifndef __WXGTK__
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60 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
61 SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
f96aa4d9 62#endif
b292e2f5 63 }
c801d85f 64
b292e2f5 65 return ret;
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66}
67
68void wxPanel::InitDialog(void)
69{
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70 wxInitDialogEvent event(GetId());
71 event.SetEventObject(this);
72 GetEventHandler()->ProcessEvent(event);
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73}
74
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75// Responds to colour changes, and passes event on to children.
76void wxPanel::OnSysColourChanged(wxSysColourChangedEvent& event)
77{
78 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
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79 Refresh();
80
81 // Propagate the event to the non-top-level children
82 wxWindow::OnSysColourChanged(event);
83}
84
b292e2f5 85void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event )
90c3bdac 86{
fb99aca7 87 // there is not much to do if we have only one child (or not at all)
399aa5e3 88 if (GetChildren().GetCount() < 2)
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89 {
90 event.Skip();
91 return;
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92 }
93
b292e2f5 94 // don't process these ones here
fb99aca7 95 if (event.IsWindowChange())
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96 {
97 event.Skip();
98 return;
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99 }
100
b292e2f5 101 wxWindow *winFocus = event.GetCurrentFocus();
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102 if (!winFocus)
103 winFocus = wxWindow::FindFocus();
104
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105 if (!winFocus)
106 {
107 event.Skip();
108 return;
109 }
fb99aca7 110
f03fc89f 111 wxWindowList::Node *start_node = GetChildren().Find( winFocus );
fb99aca7 112 if (!start_node)
f03fc89f 113 start_node = GetChildren().GetFirst();
fb99aca7 114
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115 wxWindowList::Node *node = event.GetDirection() ? start_node->GetNext()
116 : start_node->GetPrevious();
fb99aca7 117
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118 while (node != start_node)
119 {
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120 if (!node)
121 {
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122 node = event.GetDirection() ? GetChildren().GetFirst()
123 : GetChildren().GetLast();
341c92a8 124
e4ffaca4 125 continue;
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126 }
127
f03fc89f 128 wxWindow *child = node->GetData();
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129
130 if (child->AcceptsFocus())
131 {
132 // ok, event processed
133 child->SetFocus();
134 return;
135 }
136
f03fc89f 137 node = event.GetDirection() ? node->GetNext() : node->GetPrevious();
b292e2f5 138 }
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139
140 // we cycled through all of our children and none of them wanted to accept
141 // focus
b292e2f5 142 event.Skip();
6e4739a0 143}
58614078 144
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145void wxPanel::OnFocus(wxFocusEvent& event)
146{
319fefa9 147 if ( m_winLastFocused )
0492c5a0 148 {
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149 // it might happen that the window got reparented...
150 if ( m_winLastFocused->GetParent() != this )
151 m_winLastFocused = (wxWindow *)NULL;
152 else
153 m_winLastFocused->SetFocus();
0492c5a0 154 }
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155 else
156 event.Skip();
157}