src/os2/stattext.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        stattext.cpp
   3 // Purpose:     wxStaticText
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/17/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "stattext.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifndef WX_PRECOMP
  20 #include "wx/event.h"
  21 #include "wx/app.h"
  22 #include "wx/brush.h"
  23 #endif
  24
  25 #include "wx/stattext.h"
  26 #include "wx/os2/private.h"
  27 #include <stdio.h>
  28
  29 IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl)
  30
  31 bool wxStaticText::Create(wxWindow *parent, wxWindowID id,
  32            const wxString& label,
  33            const wxPoint& pos,
  34            const wxSize& size,
  35            long style,
  36            const wxString& name)
  37 {
  38     SetName(name);
  39     if (parent) parent->AddChild(this);
  40
  41     SetBackgroundColour(parent->GetBackgroundColour()) ;
  42     SetForegroundColour(parent->GetForegroundColour()) ;
  43
  44     if ( id == -1 )
  45         m_windowId = (int)NewControlId();
  46     else
  47         m_windowId = id;
  48
  49     int x = pos.x;
  50     int y = pos.y;
  51     int width = size.x;
  52     int height = size.y;
  53
  54     m_windowStyle = style;
  55
  56     // TODO
  57     SubclassWin(m_hWnd);
  58
  59     SetFont(parent->GetFont());
  60     SetSize(x, y, width, height);
  61
  62     return FALSE;
  63 }
  64
  65 wxSize wxStaticText::DoGetBestSize() const
  66 {
  67     wxString text(wxGetWindowText(GetHWND()));
  68
  69     int widthTextMax = 0, widthLine,
  70         heightTextTotal = 0, heightLineDefault = 0, heightLine = 0;
  71
  72     wxString curLine;
  73     for ( const wxChar *pc = text; ; pc++ ) {
  74         if ( *pc == wxT('\n') || *pc == wxT('\0') ) {
  75             if ( !curLine ) {
  76                 // we can't use GetTextExtent - it will return 0 for both width
  77                 // and height and an empty line should count in height
  78                 // calculation
  79                 if ( !heightLineDefault )
  80                     heightLineDefault = heightLine;
  81                 if ( !heightLineDefault )
  82                     GetTextExtent(_T("W"), NULL, &heightLineDefault);
  83
  84                 heightTextTotal += heightLineDefault;
  85             }
  86             else {
  87                 GetTextExtent(curLine, &widthLine, &heightLine);
  88                 if ( widthLine > widthTextMax )
  89                     widthTextMax = widthLine;
  90                 heightTextTotal += heightLine;
  91             }
  92
  93             if ( *pc == wxT('\n') ) {
  94                curLine.Empty();
  95             }
  96             else {
  97                // the end of string
  98                break;
  99             }
 100         }
 101         else {
 102             curLine += *pc;
 103         }
 104     }
 105
 106     return wxSize(widthTextMax, heightTextTotal);
 107 }
 108
 109 void wxStaticText::SetLabel(const wxString& label)
 110 {
 111     // TODO
 112
 113     // adjust the size of the window to fit to the label (this behaviour is
 114     // backward compatible and generally makes sense but we might want to still
 115     // provide the user a way to disable it) (VZ)
 116     DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 117 }
 118
 119 WXHBRUSH wxStaticText::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 120       WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 121 {
 122     // TODO:
 123 /*
 124     if (GetParent()->GetTransparentBackground())
 125         SetBkMode((HDC) pDC, TRANSPARENT);
 126     else
 127         SetBkMode((HDC) pDC, OPAQUE);
 128
 129     ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
 130     ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
 131
 132     wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
 133     // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
 134     // has a zero usage count.
 135 //  backgroundBrush->RealizeResource();
 136     return (WXHBRUSH) backgroundBrush->GetResourceHandle();
 137 */
 138     return (WXHBRUSH)0;
 139 }
 140
 141 MRESULT wxStaticText::OS2WindowProc(HWND hwnd, WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 142 {
 143   // Ensure that static items get messages. Some controls don't like this
 144   // message to be intercepted (e.g. RichEdit), hence the tests.
 145 // TODO:
 146 /*
 147   if (nMsg == WM_NCHITTEST)
 148     return (long)HTCLIENT;
 149 */
 150   return wxWindow::OS2WindowProc(hwnd, nMsg, wParam, lParam);
 151 }
 152