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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "stattext.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #if wxUSE_STATTEXT
  24
  25 #ifndef WX_PRECOMP
  26     #include "wx/event.h"
  27     #include "wx/app.h"
  28     #include "wx/brush.h"
  29     #include "wx/dcclient.h"
  30     #include "wx/settings.h"
  31 #endif
  32
  33 #include "wx/stattext.h"
  34 #include "wx/msw/private.h"
  35
  36 #if wxUSE_EXTENDED_RTTI
  37 WX_DEFINE_FLAGS( wxStaticTextStyle )
  38
  39 wxBEGIN_FLAGS( wxStaticTextStyle )
  40     // new style border flags, we put them first to
  41     // use them for streaming out
  42     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  43     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  44     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  45     wxFLAGS_MEMBER(wxBORDER_RAISED)
  46     wxFLAGS_MEMBER(wxBORDER_STATIC)
  47     wxFLAGS_MEMBER(wxBORDER_NONE)
  48
  49     // old style border flags
  50     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  51     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  52     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  53     wxFLAGS_MEMBER(wxRAISED_BORDER)
  54     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  55     wxFLAGS_MEMBER(wxBORDER)
  56
  57     // standard window styles
  58     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  59     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  60     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  61     wxFLAGS_MEMBER(wxWANTS_CHARS)
  62     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  63     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  64     wxFLAGS_MEMBER(wxVSCROLL)
  65     wxFLAGS_MEMBER(wxHSCROLL)
  66
  67     wxFLAGS_MEMBER(wxST_NO_AUTORESIZE)
  68     wxFLAGS_MEMBER(wxALIGN_LEFT)
  69     wxFLAGS_MEMBER(wxALIGN_RIGHT)
  70     wxFLAGS_MEMBER(wxALIGN_CENTRE)
  71
  72 wxEND_FLAGS( wxStaticTextStyle )
  73
  74 IMPLEMENT_DYNAMIC_CLASS_XTI(wxStaticText, wxControl,"wx/stattext.h")
  75
  76 wxBEGIN_PROPERTIES_TABLE(wxStaticText)
  77     wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
  78     wxPROPERTY_FLAGS( WindowStyle , wxStaticTextStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
  79 wxEND_PROPERTIES_TABLE()
  80
  81 wxBEGIN_HANDLERS_TABLE(wxStaticText)
  82 wxEND_HANDLERS_TABLE()
  83
  84 wxCONSTRUCTOR_6( wxStaticText , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle )
  85 #else
  86 IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl)
  87 #endif
  88
  89 bool wxStaticText::Create(wxWindow *parent,
  90                           wxWindowID id,
  91                           const wxString& label,
  92                           const wxPoint& pos,
  93                           const wxSize& size,
  94                           long style,
  95                           const wxString& name)
  96 {
  97     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
  98         return false;
  99
 100     if ( !MSWCreateControl(wxT("STATIC"), label, pos, size) )
 101         return false;
 102
 103     return true;
 104 }
 105
 106 wxBorder wxStaticText::GetDefaultBorder() const
 107 {
 108     return wxBORDER_NONE;
 109 }
 110
 111 WXDWORD wxStaticText::MSWGetStyle(long style, WXDWORD *exstyle) const
 112 {
 113     WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
 114
 115     // translate the alignment flags to the Windows ones
 116     //
 117     // note that both wxALIGN_LEFT and SS_LEFT are equal to 0 so we shouldn't
 118     // test for them using & operator
 119     if ( style & wxALIGN_CENTRE )
 120         msStyle |= SS_CENTER;
 121     else if ( style & wxALIGN_RIGHT )
 122         msStyle |= SS_RIGHT;
 123     else
 124         msStyle |= SS_LEFT;
 125
 126     // this style is necessary to receive mouse events
 127     msStyle |= SS_NOTIFY;
 128
 129     return msStyle;
 130 }
 131
 132 wxSize wxStaticText::DoGetBestSize() const
 133 {
 134     wxClientDC dc(wx_const_cast(wxStaticText *, this));
 135     wxFont font(GetFont());
 136     if (!font.Ok())
 137         font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 138
 139     dc.SetFont(font);
 140
 141     wxCoord widthTextMax, heightTextTotal;
 142     dc.GetMultiLineTextExtent(GetLabel(), &widthTextMax, &heightTextTotal);
 143
 144 #ifdef __WXWINCE__
 145     if ( widthTextMax )
 146         widthTextMax += 2;
 147 #endif // __WXWINCE__
 148
 149     // border takes extra space
 150     //
 151     // TODO: this is probably not wxStaticText-specific and should be moved
 152     wxCoord border;
 153     switch ( GetBorder() )
 154     {
 155         case wxBORDER_STATIC:
 156         case wxBORDER_SIMPLE:
 157             border = 1;
 158             break;
 159
 160         case wxBORDER_SUNKEN:
 161             border = 2;
 162             break;
 163
 164         case wxBORDER_RAISED:
 165         case wxBORDER_DOUBLE:
 166             border = 3;
 167             break;
 168
 169         default:
 170             wxFAIL_MSG( _T("unknown border style") );
 171             // fall through
 172
 173         case wxBORDER_NONE:
 174             border = 0;
 175     }
 176
 177     widthTextMax += 2*border;
 178     heightTextTotal += 2*border;
 179
 180     wxSize best(widthTextMax, heightTextTotal);
 181     CacheBestSize(best);
 182     return best;
 183 }
 184
 185 void wxStaticText::DoSetSize(int x, int y, int w, int h, int sizeFlags)
 186 {
 187     // we need to refresh the window after changing its size as the standard
 188     // control doesn't always update itself properly
 189     wxStaticTextBase::DoSetSize(x, y, w, h, sizeFlags);
 190
 191     Refresh();
 192 }
 193
 194 void wxStaticText::SetLabel(const wxString& label)
 195 {
 196     wxStaticTextBase::SetLabel(label);
 197
 198     // adjust the size of the window to fit to the label unless autoresizing is
 199     // disabled
 200     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
 201     {
 202         InvalidateBestSize();
 203         DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord,
 204                   wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 205     }
 206 }
 207
 208
 209 bool wxStaticText::SetFont(const wxFont& font)
 210 {
 211     bool ret = wxControl::SetFont(font);
 212
 213     // adjust the size of the window to fit to the label unless autoresizing is
 214     // disabled
 215     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
 216     {
 217         InvalidateBestSize();
 218         DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord,
 219                   wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 220     }
 221
 222     return ret;
 223 }
 224
 225 #endif // wxUSE_STATTEXT