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