src/msw/stattext.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/stattext.cpp
   3 // Purpose:     wxStaticText
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_STATTEXT
  20
  21 #include "wx/stattext.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/event.h"
  25     #include "wx/app.h"
  26     #include "wx/brush.h"
  27     #include "wx/dcclient.h"
  28     #include "wx/settings.h"
  29 #endif
  30
  31 #include "wx/msw/private.h"
  32
  33 #if wxUSE_EXTENDED_RTTI
  34 WX_DEFINE_FLAGS( wxStaticTextStyle )
  35
  36 wxBEGIN_FLAGS( wxStaticTextStyle )
  37     // new style border flags, we put them first to
  38     // use them for streaming out
  39     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  40     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  41     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  42     wxFLAGS_MEMBER(wxBORDER_RAISED)
  43     wxFLAGS_MEMBER(wxBORDER_STATIC)
  44     wxFLAGS_MEMBER(wxBORDER_NONE)
  45
  46     // old style border flags
  47     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  48     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  49     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  50     wxFLAGS_MEMBER(wxRAISED_BORDER)
  51     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  52     wxFLAGS_MEMBER(wxBORDER)
  53
  54     // standard window styles
  55     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  56     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  57     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  58     wxFLAGS_MEMBER(wxWANTS_CHARS)
  59     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  60     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  61     wxFLAGS_MEMBER(wxVSCROLL)
  62     wxFLAGS_MEMBER(wxHSCROLL)
  63
  64     wxFLAGS_MEMBER(wxST_NO_AUTORESIZE)
  65     wxFLAGS_MEMBER(wxALIGN_LEFT)
  66     wxFLAGS_MEMBER(wxALIGN_RIGHT)
  67     wxFLAGS_MEMBER(wxALIGN_CENTRE)
  68
  69 wxEND_FLAGS( wxStaticTextStyle )
  70
  71 IMPLEMENT_DYNAMIC_CLASS_XTI(wxStaticText, wxControl,"wx/stattext.h")
  72
  73 wxBEGIN_PROPERTIES_TABLE(wxStaticText)
  74     wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
  75     wxPROPERTY_FLAGS( WindowStyle , wxStaticTextStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
  76 wxEND_PROPERTIES_TABLE()
  77
  78 wxBEGIN_HANDLERS_TABLE(wxStaticText)
  79 wxEND_HANDLERS_TABLE()
  80
  81 wxCONSTRUCTOR_6( wxStaticText , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle )
  82 #else
  83 IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl)
  84 #endif
  85
  86 bool wxStaticText::Create(wxWindow *parent,
  87                           wxWindowID id,
  88                           const wxString& label,
  89                           const wxPoint& pos,
  90                           const wxSize& size,
  91                           long style,
  92                           const wxString& name)
  93 {
  94     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
  95         return false;
  96
  97     if ( !MSWCreateControl(wxT("STATIC"), label, pos, size) )
  98         return false;
  99
 100     return true;
 101 }
 102
 103 wxBorder wxStaticText::GetDefaultBorder() const
 104 {
 105     return wxBORDER_NONE;
 106 }
 107
 108 WXDWORD wxStaticText::MSWGetStyle(long style, WXDWORD *exstyle) const
 109 {
 110     WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
 111
 112     // translate the alignment flags to the Windows ones
 113     //
 114     // note that both wxALIGN_LEFT and SS_LEFT are equal to 0 so we shouldn't
 115     // test for them using & operator
 116     if ( style & wxALIGN_CENTRE )
 117         msStyle |= SS_CENTER;
 118     else if ( style & wxALIGN_RIGHT )
 119         msStyle |= SS_RIGHT;
 120     else
 121         msStyle |= SS_LEFT;
 122
 123     // this style is necessary to receive mouse events
 124     msStyle |= SS_NOTIFY;
 125
 126     return msStyle;
 127 }
 128
 129 wxSize wxStaticText::DoGetBestSize() const
 130 {
 131     wxClientDC dc(wx_const_cast(wxStaticText *, this));
 132     wxFont font(GetFont());
 133     if (!font.Ok())
 134         font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 135
 136     dc.SetFont(font);
 137
 138     wxCoord widthTextMax, heightTextTotal;
 139     dc.GetMultiLineTextExtent(GetLabelText(), &widthTextMax, &heightTextTotal);
 140
 141 #ifdef __WXWINCE__
 142     if ( widthTextMax )
 143         widthTextMax += 2;
 144 #endif // __WXWINCE__
 145
 146     // border takes extra space
 147     //
 148     // TODO: this is probably not wxStaticText-specific and should be moved
 149     wxCoord border;
 150     switch ( GetBorder() )
 151     {
 152         case wxBORDER_STATIC:
 153         case wxBORDER_SIMPLE:
 154             border = 1;
 155             break;
 156
 157         case wxBORDER_SUNKEN:
 158             border = 2;
 159             break;
 160
 161         case wxBORDER_RAISED:
 162         case wxBORDER_DOUBLE:
 163             border = 3;
 164             break;
 165
 166         default:
 167             wxFAIL_MSG( _T("unknown border style") );
 168             // fall through
 169
 170         case wxBORDER_NONE:
 171             border = 0;
 172     }
 173
 174     widthTextMax += 2*border;
 175     heightTextTotal += 2*border;
 176
 177     wxSize best(widthTextMax, heightTextTotal);
 178     CacheBestSize(best);
 179     return best;
 180 }
 181
 182 void wxStaticText::DoSetSize(int x, int y, int w, int h, int sizeFlags)
 183 {
 184     // we need to refresh the window after changing its size as the standard
 185     // control doesn't always update itself properly
 186     wxStaticTextBase::DoSetSize(x, y, w, h, sizeFlags);
 187
 188     Refresh();
 189 }
 190
 191 void wxStaticText::SetLabel(const wxString& label)
 192 {
 193     wxStaticTextBase::SetLabel(label);
 194
 195     // adjust the size of the window to fit to the label unless autoresizing is
 196     // disabled
 197     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
 198     {
 199         InvalidateBestSize();
 200         DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord,
 201                   wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 202     }
 203 }
 204
 205
 206 bool wxStaticText::SetFont(const wxFont& font)
 207 {
 208     bool ret = wxControl::SetFont(font);
 209
 210     // adjust the size of the window to fit to the label unless autoresizing is
 211     // disabled
 212     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
 213     {
 214         InvalidateBestSize();
 215         DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord,
 216                   wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 217     }
 218
 219     return ret;
 220 }
 221
 222 #endif // wxUSE_STATTEXT