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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4015 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/statbox.cpp

@@ -1,16 +1,23 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        statbox.cpp
 // Purpose:     wxStaticBox
-// Author:      AUTHOR
+// Author:      David Webster
 // Modified by:
 // Created:     ??/??/98
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:   	wxWindows licence
+// Copyright:   (c) David Webster
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "statbox.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/window.h"
+#include "wx/os2/private.h"
+
+#ifndef WX_PRECOMP
+#include "wx/app.h"
+#include "wx/dcclient.h"
 #endif
 
 #include "wx/statbox.h"
@@ -19,13 +26,13 @@
 IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
 
 BEGIN_EVENT_TABLE(wxStaticBox, wxControl)
-	EVT_ERASE_BACKGROUND(wxStaticBox::OnEraseBackground)
+    EVT_ERASE_BACKGROUND(wxStaticBox::OnEraseBackground)
 END_EVENT_TABLE()
 
 #endif
 
 /*
- * Static box
+ * Group box
  */
  
 bool wxStaticBox::Create(wxWindow *parent, wxWindowID id,
@@ -35,28 +42,156 @@ bool wxStaticBox::Create(wxWindow *parent, wxWindowID id,
            long style,
            const wxString& name)
 {
-    SetName(name);
+  SetName(name);
 
-    if (parent) parent->AddChild(this);
+  if (parent) parent->AddChild(this);
 
-    if ( id == -1 )
-  	    m_windowId = (int)NewControlId();
+  SetBackgroundColour(parent->GetBackgroundColour()) ;
+  SetForegroundColour(parent->GetForegroundColour()) ;
+
+  if ( id == -1 )
+      m_windowId = (int)NewControlId();
+  else
+    m_windowId = id;
+
+  int x = pos.x;
+  int y = pos.y;
+  int width = size.x;
+  int height = size.y;
+
+  m_windowStyle = style;
+
+// TODO:
+/*
+  long msStyle = BS_GROUPBOX | WS_CHILD | WS_VISIBLE ; // GROUP_FLAGS;
+
+  bool want3D;
+  WXDWORD exStyle = Determine3DEffects(0, &want3D) ;
+
+  HWND wx_button =
+    CreateWindowEx(exStyle, wxT("BUTTON"), (const wxChar *)label, msStyle,
+                    0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
+                    wxGetInstance(), NULL);
+#if wxUSE_CTL3D
+  if (want3D)
+  {
+    Ctl3dSubclassCtl(wx_button);
+      m_useCtl3D = TRUE;
+  }
+#endif
+
+  m_hWnd = (WXHWND)wx_button;
+
+  // Subclass again for purposes of dialog editing mode
+  SubclassWin(GetHWND());
+
+  SetFont(parent->GetFont());
+
+  SetSize(x, y, width, height);
+  ShowWindow(wx_button, SW_SHOW);
+*/
+  return FALSE;
+}
+
+wxSize wxStaticBox::DoGetBestSize()
+{
+    int cx, cy;
+    wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
+
+    int wBox;
+    GetTextExtent(wxGetWindowText(m_hWnd), &wBox, &cy);
+
+    wBox += 3*cx;
+    int hBox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
+
+    return wxSize(wBox, hBox);
+}
+
+WXHBRUSH wxStaticBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
+                                 WXUINT message,
+                                 WXWPARAM wParam,
+                                 WXLPARAM lParam)
+{
+    // TODO:
+/*
+  if (GetParent()->GetTransparentBackground())
+    SetBkMode((HDC) pDC, TRANSPARENT);
+  else
+    SetBkMode((HDC) pDC, OPAQUE);
+
+  ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
+  ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
+
+  wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
+
+  // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
+  // has a zero usage count.
+//  backgroundBrush->RealizeResource();
+  return (WXHBRUSH) backgroundBrush->GetResourceHandle();
+*/
+    return (WXHBRUSH)0;
+}
+
+// Shouldn't erase the whole window, since the static box must only paint its
+// outline.
+void wxStaticBox::OnEraseBackground(wxEraseEvent& event)
+{
+    // If we don't have this (call Default()), we don't paint the background properly.
+    // If we do have this, we seem to overwrite enclosed controls.
+    // Is it the WS_CLIPCHILDREN style that's causing the problems?
+    // Probably - without this style, the background of the window will show through,
+    // so the control doesn't have to paint it. The window background will always be
+    // painted before all other controls, therefore there are no problems with
+    // controls being hidden by the static box.
+    // So, if we could specify wxCLIP_CHILDREN in window, or not, we could optimise painting better.
+    // We would assume wxCLIP_CHILDREN in a frame and a scrolled window, but not in a panel.
+    // Is this too platform-specific?? What else can we do? Not a lot, since we have to pass
+    // this information from arbitrary wxWindow derivatives, and it depends on what you wish to
+    // do with the windows.
+    // Alternatively, just make sure that wxStaticBox is always at the back! There are probably
+    // few other circumstances where it matters about child clipping. But what about painting onto
+    // to panel, inside a groupbox? Doesn't appear, because the box wipes it out.
+    wxWindow *parent = GetParent();
+// TODO:
+/*
+    if ( parent && parent->GetHWND() && (::GetWindowLong((HWND) parent->GetHWND(), GWL_STYLE) & WS_CLIPCHILDREN) )
+    {
+        // TODO: May in fact need to generate a paint event for inside this
+        // control's rectangle, otherwise all controls are going to be clipped -
+        // ugh.
+        HBRUSH hBrush = ::CreateSolidBrush(PALETTERGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
+        int mode = ::SetMapMode((HDC) event.GetDC()->GetHDC(), MM_TEXT);
+
+        RECT rect;
+
+        ::GetClientRect(GetHwnd(), &rect);
+        ::FillRect ((HDC) event.GetDC()->GetHDC(), &rect, hBrush);
+        ::DeleteObject(hBrush);
+        ::SetMapMode((HDC) event.GetDC()->GetHDC(), mode);
+    }
     else
-	    m_windowId = id;
-
-    m_windowStyle = style;
-
-    // TODO: create static box
-    return FALSE;
+    {
+        event.Skip();
+    }
+*/
 }
 
-void wxStaticBox::SetLabel(const wxString& label)
+MRESULT wxStaticBox::OS2WindowProc(HWND hwnd, WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 {
-    // TODO
+    if ( nMsg == WM_NCHITTEST)
+    {
+        int xPos = LOWORD(lParam);  // horizontal position of cursor
+        int yPos = HIWORD(lParam);  // vertical position of cursor
+
+//        ScreenToClient(&xPos, &yPos);
+
+        // Make sure you can drag by the top of the groupbox, but let
+        // other (enclosed) controls get mouse events also
+        if (yPos < 10)
+            return (long)HTCLIENT;
+    }
+
+    return wxControl::OS2WindowProc(hwnd, nMsg, wParam, lParam);
 }
 
-void wxStaticBox::SetSize(int x, int y, int width, int height, int sizeFlags)
-{
-    // TODO
-}