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1 | \section{\class{wxPanel}}\label{wxpanel} | |
2 | ||
3 | A panel is a window on which controls are placed. It is usually placed within a frame. | |
4 | It contains minimal extra functionality over and above its parent class wxWindow; its main | |
5 | purpose is to be similar in appearance and functionality to a dialog, but with the flexibility of | |
6 | having any window as a parent. | |
7 | ||
8 | {\it Note:} if not all characters are being intercepted by your OnKeyDown or OnChar handler, | |
9 | it may be because you are using the wxTAB\_TRAVERSAL style, which grabs some keypresses for use | |
10 | by child controls. | |
11 | ||
12 | \wxheading{Derived from} | |
13 | ||
14 | \helpref{wxWindow}{wxwindow}\\ | |
15 | \helpref{wxEvtHandler}{wxevthandler}\\ | |
16 | \helpref{wxObject}{wxobject} | |
17 | ||
18 | \wxheading{Include files} | |
19 | ||
20 | <wx/panel.h> | |
21 | ||
22 | \wxheading{Window styles} | |
23 | ||
24 | There are no specific styles for this window. | |
25 | ||
26 | See also \helpref{window styles overview}{windowstyles}. | |
27 | ||
28 | \wxheading{Remarks} | |
29 | ||
30 | By default, a panel has the same colouring as a dialog. | |
31 | ||
32 | \wxheading{See also} | |
33 | ||
34 | \helpref{wxDialog}{wxdialog} | |
35 | ||
36 | \latexignore{\rtfignore{\wxheading{Members}}} | |
37 | ||
38 | \membersection{wxPanel::wxPanel}\label{wxpanelctor} | |
39 | ||
40 | \func{}{wxPanel}{\void} | |
41 | ||
42 | Default constructor. | |
43 | ||
44 | \func{}{wxPanel}{\param{wxWindow* }{parent}, \param{wxWindowID }{id = \texttt{wxID\_ANY}},\rtfsp | |
45 | \param{const wxPoint\& }{pos = wxDefaultPosition},\rtfsp | |
46 | \param{const wxSize\& }{size = wxDefaultSize},\rtfsp | |
47 | \param{long}{ style = wxTAB\_TRAVERSAL},\rtfsp | |
48 | \param{const wxString\& }{name = ``panel"}} | |
49 | ||
50 | Constructor. | |
51 | ||
52 | \wxheading{Parameters} | |
53 | ||
54 | \docparam{parent}{The parent window.} | |
55 | ||
56 | \docparam{id}{An identifier for the panel. A value of -1 is taken to mean a default.} | |
57 | ||
58 | \docparam{pos}{The panel position. A value of (-1, -1) indicates a default position, chosen by | |
59 | either the windowing system or wxWidgets, depending on platform.} | |
60 | ||
61 | \docparam{size}{The panel size. A value of (-1, -1) indicates a default size, chosen by | |
62 | either the windowing system or wxWidgets, depending on platform.} | |
63 | ||
64 | \docparam{style}{The window style. See \helpref{wxPanel}{wxpanel}.} | |
65 | ||
66 | \docparam{name}{Used to associate a name with the window, | |
67 | allowing the application user to set Motif resource values for | |
68 | individual dialog boxes.} | |
69 | ||
70 | \wxheading{See also} | |
71 | ||
72 | \helpref{wxPanel::Create}{wxpanelcreate} | |
73 | ||
74 | \membersection{wxPanel::\destruct{wxPanel}}\label{wxpaneldtor} | |
75 | ||
76 | \func{}{\destruct{wxPanel}}{\void} | |
77 | ||
78 | Destructor. Deletes any child windows before deleting the physical window. | |
79 | ||
80 | \membersection{wxPanel::Create}\label{wxpanelcreate} | |
81 | ||
82 | \func{bool}{Create}{\param{wxWindow* }{parent}, \param{wxWindowID }{id = \texttt{wxID\_ANY}},\rtfsp | |
83 | \param{const wxPoint\& }{pos = wxDefaultPosition},\rtfsp | |
84 | \param{const wxSize\& }{size = wxDefaultSize},\rtfsp | |
85 | \param{long}{ style = wxTAB\_TRAVERSAL},\rtfsp | |
86 | \param{const wxString\& }{name = ``panel"}} | |
87 | ||
88 | Used for two-step panel construction. See \helpref{wxPanel::wxPanel}{wxpanelctor}\rtfsp | |
89 | for details. | |
90 | ||
91 | \membersection{wxPanel::InitDialog}\label{wxpanelinitdialog} | |
92 | ||
93 | \func{void}{InitDialog}{\void} | |
94 | ||
95 | Sends a \helpref{wxInitDialogEvent}{wxinitdialogevent}, which | |
96 | in turn transfers data to the dialog via validators. | |
97 | ||
98 | \wxheading{See also} | |
99 | ||
100 | \helpref{wxInitDialogEvent}{wxinitdialogevent} | |
101 | ||
102 | \membersection{wxPanel::OnSysColourChanged}\label{wxpanelonsyscolourchanged} | |
103 | ||
104 | \func{void}{OnSysColourChanged}{\param{wxSysColourChangedEvent\& }{event}} | |
105 | ||
106 | The default handler for wxEVT\_SYS\_COLOUR\_CHANGED. | |
107 | ||
108 | \wxheading{Parameters} | |
109 | ||
110 | \docparam{event}{The colour change event.} | |
111 | ||
112 | \wxheading{Remarks} | |
113 | ||
114 | Changes the panel's colour to conform to the current settings (Windows only). | |
115 | Add an event table entry for your panel class if you wish the behaviour | |
116 | to be different (such as keeping a user-defined | |
117 | background colour). If you do override this function, call wxEvent::Skip to | |
118 | propagate the notification to child windows and controls. | |
119 | ||
120 | \wxheading{See also} | |
121 | ||
122 | \helpref{wxSysColourChangedEvent}{wxsyscolourchangedevent} | |
123 | ||
124 | ||
125 | \membersection{wxPanel::SetFocus}\label{wxpanelsetfocus} | |
126 | ||
127 | \func{virtual void}{SetFocus}{\void} | |
128 | ||
129 | Overrides \helpref{wxWindow::SetFocus}{wxwindowsetfocus}. This method | |
130 | uses the (undocumented) mix-in class wxControlContainer which manages | |
131 | the focus and TAB logic for controls which usually have child controls. | |
132 | In practice, if you call this method and the control has at least | |
133 | one child window, the focus will be given to the child window. | |
134 | ||
135 | \wxheading{See also} | |
136 | ||
137 | \helpref{wxFocusEvent}{wxfocusevent} | |
138 | \helpref{wxWindow::SetFocus}{wxwindowsetfocus} | |
139 | ||
140 | ||
141 | \membersection{wxPanel::SetFocusIgnoringChildren}\label{wxpanelsetfocusignoringchildren} | |
142 | ||
143 | \func{virtual void}{SetFocusIgnoringChildren}{\void} | |
144 | ||
145 | In contrast to \helpref{wxPanel::SetFocus}{wxpanelsetfocus} (see above) | |
146 | this will set the focus to the panel even of there are child windows | |
147 | in the panel. This is only rarely needed. | |
148 | ||
149 | \wxheading{See also} | |
150 | ||
151 | \helpref{wxFocusEvent}{wxfocusevent} | |
152 | \helpref{wxPanel::SetFocus}{wxpanelsetfocus} | |
153 |