/////////////////////////////////////////////////////////////////////////////
-// Name: statbox.cpp
+// Name: msw/statbox.cpp
// Purpose: wxStaticBox
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-#pragma implementation "statbox.h"
+ #pragma implementation "statbox.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
-#include "wx/window.h"
-#include "wx/msw/private.h"
+#if wxUSE_STATBOX
#ifndef WX_PRECOMP
-#include "wx/app.h"
-#include "wx/dcclient.h"
+ #include "wx/app.h"
+ #include "wx/dcclient.h"
#endif
#include "wx/statbox.h"
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
+#include "wx/msw/private.h"
-BEGIN_EVENT_TABLE(wxStaticBox, wxControl)
- EVT_ERASE_BACKGROUND(wxStaticBox::OnEraseBackground)
-END_EVENT_TABLE()
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
-#endif
+IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
-/*
- * Group box
- */
-
-bool wxStaticBox::Create(wxWindow *parent, wxWindowID id,
- const wxString& label,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- const wxString& name)
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxStaticBox
+// ----------------------------------------------------------------------------
+
+bool wxStaticBox::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name)
{
- SetName(name);
-
- if (parent) parent->AddChild(this);
-
- 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;
-
- long msStyle = BS_GROUPBOX | WS_CHILD | WS_VISIBLE ; // GROUP_FLAGS;
-
- bool want3D;
- WXDWORD exStyle = Determine3DEffects(0, &want3D) ;
-
- HWND wx_button =
- CreateWindowEx(exStyle, _T("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 TRUE;
+ if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
+ return FALSE;
+
+ // as wxStaticBox doesn't draw its own background, we make it transparent
+ // to force redrawing its background which could have been overwritten by
+ // the other controls inside it
+ //
+ // FIXME: I still think that it isn't the right solution because the static
+ // boxes shouldn't have to be transparent if the redrawing was done
+ // right elsewhere - who ever had to make them transparent in non
+ // wxWindows programs, after all? But for now it does fix a serious
+ // problem (try resizing the sizers test screen in the layout sample
+ // after removing WS_EX_TRANSPARENT bit) and so let's use it until
+ // we fix the real underlying problem
+ if ( !MSWCreateControl(wxT("BUTTON"), BS_GROUPBOX, pos, size, label,
+ WS_EX_TRANSPARENT) )
+ return FALSE;
+
+ // to be transparent we should have the same colour as the parent as well
+ SetBackgroundColour(GetParent()->GetBackgroundColour());
+
+ return TRUE;
}
-wxSize wxStaticBox::DoGetBestSize()
+wxSize wxStaticBox::DoGetBestSize() const
{
int cx, cy;
wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
return wxSize(wBox, hBox);
}
-void wxStaticBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
-{
- wxControl::DoSetSize(x, y, width, height, sizeFlags);
-
- return;
-
- // the static box should always be on the bottom of the Z-order, otherwise
- // it may hide controls which are positioned inside it
- if ( !::SetWindowPos(GetHwnd(), HWND_TOP, 0, 0, 0, 0,
- SWP_NOMOVE | SWP_NOSIZE) )
- {
- wxLogLastError(_T("SetWindowPos"));
- }
-}
-
-WXHBRUSH wxStaticBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
- WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
-{
-#if wxUSE_CTL3D
- if ( m_useCtl3D )
- {
- HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
- return (WXHBRUSH) hbrush;
- }
-#endif
-
- 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();
-}
-
-// 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 = 0; //GetParent();
- 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
- {
- event.Skip();
- }
-}
-
long wxStaticBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
- if ( nMsg == WM_NCHITTEST)
+ switch ( nMsg )
{
- 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;
+ case WM_NCHITTEST:
+ // FIXME: this hack is specific to dialog ed, shouldn't it be
+ // somehow disabled during normal operation?
+ {
+ 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;
+ }
+ break;
+
+ case WM_ERASEBKGND:
+ // prevent wxControl from processing this message because it will
+ // erase the background incorrectly and there is no way for us to
+ // override this at wxWin event level (if we do process the event,
+ // we don't know how to do it properly - paint the background
+ // without painting over other controls - and if we don't,
+ // wxControl still gets it)
+ return MSWDefWindowProc(nMsg, wParam, lParam);
}
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
+#endif // wxUSE_STATBOX
projects / wxWidgets.git / blobdiff