src/motif/accel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        accel.cpp
   3 // Purpose:     wxAcceleratorTable
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "accel.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #include "wx/setup.h"
  20 #include "wx/accel.h"
  21 #include "wx/string.h"
  22 #include "wx/utils.h"
  23 #include <ctype.h>
  24
  25 IMPLEMENT_DYNAMIC_CLASS(wxAcceleratorTable, wxObject)
  26
  27 class WXDLLEXPORT wxAcceleratorRefData: public wxObjectRefData
  28 {
  29     friend class WXDLLEXPORT wxAcceleratorTable;
  30 public:
  31     wxAcceleratorRefData();
  32     ~wxAcceleratorRefData();
  33
  34 public:
  35     int m_count;
  36     wxAcceleratorEntry* m_entries;
  37 };
  38
  39 #define M_ACCELDATA ((wxAcceleratorRefData *)m_refData)
  40
  41 wxAcceleratorRefData::wxAcceleratorRefData()
  42 {
  43     m_count = 0;
  44     m_entries = (wxAcceleratorEntry*) NULL;
  45 }
  46
  47 wxAcceleratorRefData::~wxAcceleratorRefData()
  48 {
  49     delete[] m_entries;
  50     m_entries = (wxAcceleratorEntry*) NULL;
  51     m_count = 0;
  52 }
  53
  54 wxAcceleratorTable::wxAcceleratorTable()
  55 {
  56     m_refData = (wxAcceleratorRefData*) NULL;
  57 }
  58
  59 wxAcceleratorTable::~wxAcceleratorTable()
  60 {
  61     // Data deleted in ~wxObject
  62 }
  63
  64 // Load from .rc resource
  65 wxAcceleratorTable::wxAcceleratorTable(const wxString& WXUNUSED(resource))
  66 {
  67     m_refData = new wxAcceleratorRefData;
  68 }
  69
  70 // Create from an array
  71 wxAcceleratorTable::wxAcceleratorTable(int n, const wxAcceleratorEntry entries[])
  72 {
  73     wxAcceleratorRefData* data = new wxAcceleratorRefData;
  74     m_refData = data;
  75
  76     data->m_count = n;
  77     data->m_entries = new wxAcceleratorEntry[n];
  78     int i;
  79     for (i = 0; i < n; i++)
  80         data->m_entries[i] = entries[i];
  81
  82 }
  83
  84 bool wxAcceleratorTable::Ok() const
  85 {
  86     return (m_refData != (wxAcceleratorRefData*) NULL);
  87 }
  88
  89 int wxAcceleratorTable::GetCount() const
  90 {
  91     return M_ACCELDATA->m_count;
  92 }
  93
  94 wxAcceleratorEntry* wxAcceleratorTable::GetEntries() const
  95 {
  96     return M_ACCELDATA->m_entries;
  97 }
  98
  99 // Implementation use only
 100 bool wxAcceleratorEntry::MatchesEvent(const wxKeyEvent& event) const
 101 {
 102     bool eventAltDown = event.AltDown();
 103     bool eventCtrlDown = event.ControlDown();
 104     bool eventShiftDown = event.ShiftDown();
 105     int  eventKeyCode = event.GetKeyCode();
 106
 107     bool accAltDown = ((GetFlags() & wxACCEL_ALT) == wxACCEL_ALT);
 108     bool accCtrlDown = ((GetFlags() & wxACCEL_CTRL) == wxACCEL_CTRL);
 109     bool accShiftDown = ((GetFlags() & wxACCEL_SHIFT) == wxACCEL_SHIFT);
 110     int  accKeyCode = GetKeyCode();
 111     int  accKeyCode2 = GetKeyCode();
 112     if (isascii(accKeyCode2))
 113         accKeyCode2 = tolower(accKeyCode2);
 114
 115     return ((eventAltDown == accAltDown) && (eventCtrlDown == accCtrlDown) &&
 116         (eventShiftDown == accShiftDown) &&
 117         ((eventKeyCode == accKeyCode || eventKeyCode == accKeyCode2))) ;
 118 }
 119