src/gtk/accel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        accel.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "accel.h"
  12 #endif
  13
  14 #include "wx/accel.h"
  15
  16 #include <ctype.h>
  17
  18 #ifdef __WXDEBUG__
  19 #ifdef NULL
  20 #undef NULL
  21 #endif
  22 #define NULL ((void*)0L)
  23 #endif
  24
  25 //-----------------------------------------------------------------------------
  26 // wxAcceleratorTable
  27 //-----------------------------------------------------------------------------
  28
  29 class wxAccelRefData: public wxObjectRefData
  30 {
  31 public:
  32
  33   wxAccelRefData(void);
  34
  35   wxList m_accels;
  36 };
  37
  38 wxAccelRefData::wxAccelRefData(void)
  39 {
  40     m_accels.DeleteContents( TRUE );
  41 }
  42
  43 //-----------------------------------------------------------------------------
  44
  45 #define M_ACCELDATA ((wxAccelRefData *)m_refData)
  46
  47 IMPLEMENT_DYNAMIC_CLASS(wxAcceleratorTable,wxObject)
  48
  49 wxAcceleratorTable::wxAcceleratorTable()
  50 {
  51 }
  52
  53 wxAcceleratorTable::wxAcceleratorTable( int n, wxAcceleratorEntry entries[] )
  54 {
  55     m_refData = new wxAccelRefData();
  56
  57     for (int i = 0; i < n; i++)
  58     {
  59         int flag    = entries[i].GetFlags();
  60         int keycode = entries[i].GetKeyCode();
  61         int command = entries[i].GetCommand();
  62         if ((keycode >= (int)'A') && (keycode <= (int)'Z')) keycode = (int)tolower( (char)keycode );
  63         M_ACCELDATA->m_accels.Append( new wxAcceleratorEntry( flag, keycode, command ) );
  64     }
  65 }
  66
  67 wxAcceleratorTable::~wxAcceleratorTable()
  68 {
  69 }
  70
  71 bool wxAcceleratorTable::Ok() const
  72 {
  73     return (m_refData != NULL);
  74 }
  75
  76 int wxAcceleratorTable::GetCommand( wxKeyEvent &event )
  77 {
  78     if (!Ok()) return -1;
  79
  80     wxNode *node = M_ACCELDATA->m_accels.First();
  81     while (node)
  82     {
  83         wxAcceleratorEntry *entry = (wxAcceleratorEntry*)node->Data();
  84         if ((event.m_keyCode == entry->GetKeyCode()) &&
  85            (((entry->GetFlags() & wxACCEL_CTRL) == 0) || event.ControlDown()) &&
  86            (((entry->GetFlags() & wxACCEL_SHIFT) == 0) || event.ShiftDown()) &&
  87            (((entry->GetFlags() & wxACCEL_ALT) == 0) || event.AltDown() || event.MetaDown()))
  88         {
  89             return entry->GetCommand();
  90         }
  91         node = node->Next();
  92     }
  93
  94     return -1;
  95 }
  96