src/os2/imaglist.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        imaglist.cpp
   3 // Purpose:     wxImageList. You may wish to use the generic version.
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/09/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifndef WX_PRECOMP
  16 #include <stdio.h>
  17 #include "wx/setup.h"
  18 #include "wx/window.h"
  19 #include "wx/icon.h"
  20 #include "wx/dc.h"
  21 #include "wx/string.h"
  22 #endif
  23
  24 #include "wx/log.h"
  25 #include "wx/intl.h"
  26
  27 #include "wx/os2/imaglist.h"
  28 #include "wx/os2/private.h"
  29
  30 #if !USE_SHARED_LIBRARY
  31 IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxObject)
  32 #endif
  33
  34 wxImageList::wxImageList()
  35 {
  36     m_hImageList = 0;
  37 }
  38
  39 wxImageList::~wxImageList()
  40 {
  41   if ( m_hImageList )
  42      return;
  43 // TODO:    ImageList_Destroy((HIMAGELIST) m_hImageList);
  44   m_hImageList = 0;
  45 }
  46
  47 // Attributes
  48 ////////////////////////////////////////////////////////////////////////////
  49
  50 // Returns the number of images in the image list.
  51 int wxImageList::GetImageCount() const
  52 {
  53   // TODO:: return ImageList_GetImageCount((HIMAGELIST) m_hImageList);
  54   return 0;
  55 }
  56
  57 // Operations
  58 ////////////////////////////////////////////////////////////////////////////
  59
  60 // Creates an image list
  61 bool wxImageList::Create(int width, int height, bool mask, int initial)
  62 {
  63   UINT flags = 0;
  64 //   if ( mask )
  65     // TODO flags |= ILC_MASK;
  66
  67   // Grow by 1, I guess this is reasonable behaviour most of the time
  68   // m_hImageList = (WXHIMAGELIST) ImageList_Create(width, height, flags, initial, 1);
  69   return (m_hImageList != 0);
  70 }
  71
  72 // Adds a bitmap, and optionally a mask bitmap.
  73 // Note that wxImageList creates new bitmaps, so you may delete
  74 // 'bitmap' and 'mask'.
  75 int wxImageList::Add(const wxBitmap& bitmap, const wxBitmap& mask)
  76 {
  77   HBITMAP hBitmap1 = (HBITMAP) bitmap.GetHBITMAP();
  78   HBITMAP hBitmap2 = 0;
  79   if ( mask.Ok() )
  80     hBitmap2 = (HBITMAP) mask.GetHBITMAP();
  81
  82   int index; // = ImageList_Add((HIMAGELIST) GetHIMAGELIST(), hBitmap1, hBitmap2);
  83   if ( index == -1 )
  84   {
  85       wxLogError(wxT("Couldn't add an image to the image list."));
  86   }
  87   return index;
  88 }
  89
  90 // Adds a bitmap, using the specified colour to create the mask bitmap
  91 // Note that wxImageList creates new bitmaps, so you may delete
  92 // 'bitmap'.
  93 int wxImageList::Add(const wxBitmap& bitmap, const wxColour& maskColour)
  94 {
  95   HBITMAP hBitmap1 = (HBITMAP) bitmap.GetHBITMAP();
  96   //TODO:
  97 //  COLORREF colorRef = PALETTERGB(maskColour.Red(), maskColour.Green(), maskColour.Blue());
  98 //  return ImageList_AddMasked((HIMAGELIST) GetHIMAGELIST(), hBitmap1, colorRef);
  99   return 0;
 100 }
 101
 102 // Adds a bitmap and mask from an icon.
 103 int wxImageList::Add(const wxIcon& icon)
 104 {
 105   HICON hIcon = (HICON) icon.GetHICON();
 106 // TODO:  return ImageList_AddIcon((HIMAGELIST) GetHIMAGELIST(), hIcon);
 107   return 0;
 108 }
 109
 110 // Replaces a bitmap, optionally passing a mask bitmap.
 111 // Note that wxImageList creates new bitmaps, so you may delete
 112 // 'bitmap' and 'mask'.
 113 bool wxImageList::Replace(int index, const wxBitmap& bitmap, const wxBitmap& mask)
 114 {
 115   HBITMAP hBitmap1 = (HBITMAP) bitmap.GetHBITMAP();
 116   HBITMAP hBitmap2 = 0;
 117   if ( mask.Ok() )
 118     hBitmap2 = (HBITMAP) mask.GetHBITMAP();
 119   // TODO: return (ImageList_Replace((HIMAGELIST) GetHIMAGELIST(), index, hBitmap1, hBitmap2) != 0);
 120   return TRUE;
 121 }
 122
 123 // Replaces a bitmap and mask from an icon.
 124 bool wxImageList::Replace(int index, const wxIcon& icon)
 125 {
 126   HICON hIcon = (HICON) icon.GetHICON();
 127   // TODO: return (ImageList_ReplaceIcon((HIMAGELIST) GetHIMAGELIST(), index, hIcon) != 0);
 128   return FALSE;
 129 }
 130
 131 // Removes the image at the given index.
 132 bool wxImageList::Remove(int index)
 133 {
 134     // TODO return (ImageList_Remove((HIMAGELIST) GetHIMAGELIST(), index) != 0);
 135
 136     return FALSE;
 137 }
 138
 139 bool wxImageList::RemoveAll(void)
 140 {
 141   // TODO: Is this correct?
 142   while ( GetImageCount() > 0 )
 143   {
 144     Remove(0);
 145   }
 146   return TRUE;
 147 }
 148
 149 // Draws the given image on a dc at the specified position.
 150 // If 'solidBackground' is TRUE, Draw sets the image list background
 151 // colour to the background colour of the wxDC, to speed up
 152 // drawing by eliminating masked drawing where possible.
 153 bool wxImageList::Draw(int index, wxDC& dc, int x, int y,
 154     int flags, bool solidBackground)
 155 {
 156   HDC hDC = (HDC) dc.GetHDC();
 157   if ( !hDC )
 158     return FALSE;
 159
 160   if ( solidBackground )
 161   {
 162     wxBrush *brush = & dc.GetBackground();
 163     if ( brush && brush->Ok())
 164     {
 165       wxColour col(brush->GetColour());
 166 //      ImageList_SetBkColor((HIMAGELIST) GetHIMAGELIST(),
 167 //          PALETTERGB(col.Red(), col.Green(), col.Blue()));
 168     }
 169 //    else
 170 //      ImageList_SetBkColor((HIMAGELIST) GetHIMAGELIST(),
 171 //          CLR_NONE);
 172   }
 173 //  else
 174 //    ImageList_SetBkColor((HIMAGELIST) GetHIMAGELIST(),
 175 //        CLR_NONE);
 176
 177   UINT style = 0;
 178 /*
 179   if ( flags & wxIMAGELIST_DRAW_NORMAL )
 180     style |= ILD_NORMAL;
 181   if ( flags & wxIMAGELIST_DRAW_TRANSPARENT )
 182     style |= ILD_TRANSPARENT;
 183   if ( flags & wxIMAGELIST_DRAW_SELECTED )
 184     style |= ILD_SELECTED;
 185   if ( flags & wxIMAGELIST_DRAW_FOCUSED )
 186     style |= ILD_FOCUS;
 187   return (ImageList_Draw((HIMAGELIST) GetHIMAGELIST(), index, hDC,
 188       x, y, style) != 0);
 189 */
 190   return TRUE;
 191 }
 192