src/msw/stattext.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 and Markus Holzem
   9 // Licence:     wxWindows license
  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 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/app.h"
  25 #endif
  26
  27 #include "wx/stattext.h"
  28 #include "wx/msw/private.h"
  29 #include <stdio.h>
  30
  31 #if !USE_SHARED_LIBRARY
  32 IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl)
  33 #endif
  34
  35 bool wxStaticText::Create(wxWindow *parent, const wxWindowID id,
  36            const wxString& label,
  37            const wxPoint& pos,
  38            const wxSize& size,
  39            const long style,
  40            const wxString& name)
  41 {
  42   SetName(name);
  43   if (parent) parent->AddChild(this);
  44
  45   SetBackgroundColour(parent->GetDefaultBackgroundColour()) ;
  46   SetForegroundColour(parent->GetDefaultForegroundColour()) ;
  47
  48   if ( id == -1 )
  49         m_windowId = (int)NewControlId();
  50   else
  51         m_windowId = id;
  52
  53   int x = pos.x;
  54   int y = pos.y;
  55   int width = size.x;
  56   int height = size.y;
  57
  58   m_windowStyle = style;
  59
  60   long msStyle = WS_CHILD|WS_VISIBLE;
  61   if (m_windowStyle & wxALIGN_CENTRE)
  62     msStyle |= SS_CENTER;
  63   else if (m_windowStyle & wxALIGN_RIGHT)
  64     msStyle |= SS_RIGHT;
  65   else
  66     msStyle |= SS_LEFT;
  67
  68   // Even with extended styles, need to combine with WS_BORDER
  69   // for them to look right.
  70   if ((m_windowStyle & wxSIMPLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) ||
  71        (m_windowStyle & wxSUNKEN_BORDER) || (m_windowStyle & wxDOUBLE_BORDER))
  72     msStyle |= WS_BORDER;
  73
  74   HWND static_item = CreateWindowEx(MakeExtendedStyle(m_windowStyle), "STATIC", (const char *)label,
  75                          msStyle,
  76                          0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
  77                          wxGetInstance(), NULL);
  78
  79 #if CTL3D
  80 /*
  81   if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS))
  82     Ctl3dSubclassCtl(static_item);
  83 */
  84 #endif
  85
  86   m_hWnd = (WXHWND)static_item;
  87
  88   SubclassWin((WXHWND)static_item);
  89
  90   SetFont(* parent->GetFont());
  91   SetSize(x, y, width, height);
  92   return TRUE;
  93 }
  94
  95 void wxStaticText::SetSize(const int x, const int y, const int width, const int height, const int sizeFlags)
  96 {
  97   int currentX, currentY;
  98   GetPosition(&currentX, &currentY);
  99   int x1 = x;
 100   int y1 = y;
 101
 102   if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 103     x1 = currentX;
 104   if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 105     y1 = currentY;
 106
 107   int actualWidth = width;
 108   int actualHeight = height;
 109
 110   char buf[300];
 111   int current_width;
 112   int cyf;
 113
 114   ::GetWindowText((HWND) GetHWND(), buf, 300);
 115   GetTextExtent(buf, &current_width, &cyf, NULL, NULL,GetFont());
 116
 117   int ww, hh;
 118   GetSize(&ww, &hh);
 119
 120   // If we're prepared to use the existing width, then...
 121   if (width == -1 && ((sizeFlags & wxSIZE_AUTO_WIDTH) != wxSIZE_AUTO_WIDTH))
 122     actualWidth = ww;
 123   else if (width == -1)
 124   {
 125     int cx;
 126     int cy;
 127     wxGetCharSize(GetHWND(), &cx, &cy,GetFont());
 128     actualWidth = (int)(current_width + cx) ;
 129   }
 130
 131   // If we're prepared to use the existing height, then...
 132   if (height == -1 && ((sizeFlags & wxSIZE_AUTO_HEIGHT) != wxSIZE_AUTO_HEIGHT))
 133     actualHeight = hh;
 134   else if (height == -1)
 135   {
 136     actualHeight = (int)(cyf) ;
 137   }
 138
 139   MoveWindow((HWND) GetHWND(), x1, y1, actualWidth, actualHeight, TRUE);
 140
 141   if (!((width == -1) && (height == -1)))
 142   {
 143 #if WXWIN_COMPATIBILITY
 144     GetEventHandler()->OldOnSize(actualWidth, actualHeight);
 145 #else
 146     wxSizeEvent event(wxSize(actualWidth, actualHeight), m_windowId);
 147     event.eventObject = this;
 148     GetEventHandler()->ProcessEvent(event);
 149 #endif
 150   }
 151 }
 152
 153 void wxStaticText::SetLabel(const wxString& label)
 154 {
 155   float w, h;
 156   RECT rect;
 157
 158   wxWindow *parent = GetParent();
 159   GetWindowRect((HWND) GetHWND(), &rect);
 160
 161   // Since we now have the absolute screen coords,
 162   // if there's a parent we must subtract its top left corner
 163   POINT point;
 164   point.x = rect.left;
 165   point.y = rect.top;
 166   if (parent)
 167   {
 168     ::ScreenToClient((HWND) parent->GetHWND(), &point);
 169   }
 170
 171   GetTextExtent(label, &w, &h, NULL, NULL, GetFont());
 172   MoveWindow((HWND) GetHWND(), point.x, point.y, (int)(w + 10), (int)h,
 173              TRUE);
 174   SetWindowText((HWND) GetHWND(), (const char *)label);
 175 }
 176
 177 WXHBRUSH wxStaticText::OnCtlColor(const WXHDC pDC, const WXHWND pWnd, const WXUINT nCtlColor,
 178                         WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 179 {
 180 /*
 181 #if CTL3D
 182   if ( m_useCtl3D )
 183   {
 184     HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
 185
 186     if (hbrush != (HBRUSH) 0)
 187       return hbrush;
 188     else
 189       return (HBRUSH)MSWDefWindowProc(message, wParam, lParam);
 190   }
 191 #endif
 192 */
 193
 194   if (GetParent()->GetTransparentBackground())
 195     SetBkMode((HDC) pDC, TRANSPARENT);
 196   else
 197     SetBkMode((HDC) pDC, OPAQUE);
 198
 199   ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
 200   ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
 201
 202   wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
 203
 204   // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
 205   // has a zero usage count.
 206 //  backgroundBrush->RealizeResource();
 207   return (WXHBRUSH) backgroundBrush->GetResourceHandle();
 208 }
 209
 210 long wxStaticText::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 211 {
 212   // Ensure that static items get messages. Some controls don't like this
 213   // message to be intercepted (e.g. RichEdit), hence the tests.
 214   if (nMsg == WM_NCHITTEST)
 215     return (long)HTCLIENT;
 216
 217   return wxWindow::MSWWindowProc(nMsg, wParam, lParam);
 218 }
 219
 220