Trying to hide evidence of my negative programming skills...

[wxWidgets.git] / include / wx / generic / panelg.h

diff --git a/include/wx/generic/panelg.h b/include/wx/generic/panelg.h
index a4c8029462a6a56e5d66c93839f3e57e92cd9a91..44ea182c1c639a4fc23fbffc9a44480f5205f78d 100644 (file)
--- a/include/wx/generic/panelg.h
+++ b/include/wx/generic/panelg.h
@@ -1,31 +1,40 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        panelg.h
-// Purpose:     wxPanel: similar to wxWindows but is coloured as for a dialog
+// Name:        wx/generic/panelg.h
+// Purpose:     wxPanel: a container for child controls
 // Author:      Julian Smart
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c)
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifndef __PANELH_G__
-#define __PANELH_G__
+#ifndef _WX_GENERIC_PANEL_H_
+#define _WX_GENERIC_PANEL_H_
 
 #ifdef __GNUG__
-#pragma interface "panelg.h"
+    #pragma interface "panelg.h"
 #endif
 
+// ----------------------------------------------------------------------------
+// headers and forward declarations
+// ----------------------------------------------------------------------------
+
 #include "wx/window.h"
 
+class WXDLLEXPORT wxButton;
+
 WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
 
+// ----------------------------------------------------------------------------
+// wxPanel contains other controls and implements TAB traversal between them
+// ----------------------------------------------------------------------------
 
 class WXDLLEXPORT wxPanel : public wxWindow
 {
 public:
-    wxPanel();
-    
+    wxPanel() { Init(); }
+
     // Old-style constructor (no default values for coordinates to avoid
     // ambiguity with the new one)
     wxPanel(wxWindow *parent,
@@ -33,9 +42,11 @@ public:
             long style = wxTAB_TRAVERSAL | wxNO_BORDER,
             const wxString& name = wxPanelNameStr)
     {
+        Init();
+
         Create(parent, -1, wxPoint(x, y), wxSize(width, height), style, name);
     }
-    
+
     // Constructor
     wxPanel(wxWindow *parent,
             wxWindowID id = -1,
@@ -44,6 +55,8 @@ public:
             long style = wxTAB_TRAVERSAL | wxNO_BORDER,
             const wxString& name = wxPanelNameStr)
     {
+        Init();
+
         Create(parent, id, pos, size, style, name);
     }
 
@@ -53,33 +66,63 @@ public:
                 const wxSize& size = wxDefaultSize,
                 long style = wxTAB_TRAVERSAL | wxNO_BORDER,
                 const wxString& name = wxPanelNameStr);
-    
+
     // Sends an OnInitDialog event, which in turns transfers data to
     // to the dialog via validators.
     virtual void InitDialog();
 
-    // implementation
+#if wxUSE_BUTTON
+    // a default button is activated when Enter is pressed
+    wxButton *GetDefaultItem() const { return m_btnDefault; }
+    void SetDefaultItem(wxButton *btn) { m_btnDefault = btn; }
+#endif // wxUSE_BUTTON
+
+    // implementation from now on
+    // --------------------------
+
         // responds to colour changes
     void OnSysColourChanged(wxSysColourChangedEvent& event);
-    
+
         // process a keyboard navigation message (Tab traversal)
     void OnNavigationKey(wxNavigationKeyEvent& event);
-    
+
         // set the focus to the first child if we get it
     void OnFocus(wxFocusEvent& event);
 
+        // calls layout for layout constraints and sizers
+    void OnSize(wxSizeEvent& event);
+
+        // overridden to tab move focus into first focusable child
+    virtual void SetFocus();
+
         // called by wxWindow whenever it gets focus
-    void SetLastFocus(long focus) { m_lastFocus = focus; }
-    long GetLastFocus() const { return m_lastFocus; }
+    void SetLastFocus(wxWindow *win) { m_winLastFocused = win; }
+    wxWindow *GetLastFocus() const { return m_winLastFocused; }
+
+    virtual void RemoveChild(wxWindowBase *child);
 
 protected:
+    // common part of all ctors
+    void Init();
+
+    // set the focus to the child which had it the last time
+    bool SetFocusToChild();
+
     // the child which had the focus last time this panel was activated
-    long m_lastFocus;
+    wxWindow *m_winLastFocused;
+
+#if wxUSE_BUTTON
+    // a default button or NULL
+    wxButton *m_btnDefault;
+#endif // wxUSE_BUTTON
 
 private:
     DECLARE_DYNAMIC_CLASS(wxPanel)
     DECLARE_EVENT_TABLE()
 };
 
+// this function is for wxWindows use only
+extern bool wxSetFocusToChild(wxWindow *win, wxWindow **child);
+
 #endif
-    // __PANELH_G__
+    // _WX_GENERIC_PANEL_H_