src/qt/control.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        control.cpp
   3 // Purpose:     wxControl class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "control.h"
  14 #endif
  15
  16 #include "wx/control.h"
  17
  18 #if !USE_SHARED_LIBRARY
  19 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
  20
  21 BEGIN_EVENT_TABLE(wxControl, wxWindow)
  22 END_EVENT_TABLE()
  23 #endif
  24
  25 // Item members
  26 wxControl::wxControl()
  27 {
  28     m_backgroundColour = *wxWHITE;
  29     m_foregroundColour = *wxBLACK;
  30     m_callback = 0;
  31 }
  32
  33 wxControl::~wxControl()
  34 {
  35     // If we delete an item, we should initialize the parent panel,
  36     // because it could now be invalid.
  37     wxWindow *parent = (wxWindow *)GetParent();
  38     if (parent)
  39     {
  40         if (parent->GetDefaultItem() == this)
  41             parent->SetDefaultItem(NULL);
  42     }
  43 }
  44
  45 void wxControl::SetLabel(const wxString& label)
  46 {
  47     // TODO
  48 }
  49
  50 wxString wxControl::GetLabel() const
  51 {
  52     // TODO
  53     return wxString("");
  54 }
  55
  56 /*
  57  * Allocates control IDs within the appropriate range
  58  */
  59
  60 int NewControlId()
  61 {
  62     static int s_controlId = 0;
  63     s_controlId ++;
  64     return s_controlId;
  65 }
  66
  67 void wxControl::ProcessCommand (wxCommandEvent & event)
  68 {
  69   // Tries:
  70   // 1) A callback function (to become obsolete)
  71   // 2) OnCommand, starting at this window and working up parent hierarchy
  72   // 3) OnCommand then calls ProcessEvent to search the event tables.
  73   if (m_callback)
  74     {
  75       (void) (*(m_callback)) (*this, event);
  76     }
  77     else
  78     {
  79       GetEventHandler()->OnCommand(*this, event);
  80     }
  81 }
  82
  83 void wxControl::SetClientSize (int width, int height)
  84 {
  85   SetSize (-1, -1, width, height);
  86 }
  87
  88 void wxControl::Centre (int direction)
  89 {
  90   int x, y, width, height, panel_width, panel_height, new_x, new_y;
  91
  92   wxWindow *parent = (wxWindow *) GetParent ();
  93   if (!parent)
  94     return;
  95
  96   parent->GetClientSize (&panel_width, &panel_height);
  97   GetSize (&width, &height);
  98   GetPosition (&x, &y);
  99
 100   new_x = x;
 101   new_y = y;
 102
 103   if (direction & wxHORIZONTAL)
 104     new_x = (int) ((panel_width - width) / 2);
 105
 106   if (direction & wxVERTICAL)
 107     new_y = (int) ((panel_height - height) / 2);
 108
 109   SetSize (new_x, new_y, width, height);
 110 }
 111