/////////////////////////////////////////////////////////////////////////////
-// 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
+#if wxUSE_STATBOX
+
#ifndef WX_PRECOMP
-#include "wx/dcclient.h"
-#include "wx/app.h"
+ #include "wx/app.h"
+ #include "wx/dcclient.h"
#endif
#include "wx/statbox.h"
-#include "wx/msw/private.h"
-
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
-
-BEGIN_EVENT_TABLE(wxStaticBox, wxControl)
- EVT_ERASE_BACKGROUND(wxStaticBox::OnEraseBackground)
-END_EVENT_TABLE()
-
-#endif
-
-/*
- * Group box
- */
-
-bool wxStaticBox::Create(wxWindow *parent, const wxWindowID id,
- const wxString& label,
- const wxPoint& pos,
- const wxSize& size,
- const long style,
- const wxString& name)
-{
- SetName(name);
-
- if (parent) parent->AddChild(this);
-
- SetBackgroundColour(parent->GetDefaultBackgroundColour()) ;
- SetForegroundColour(parent->GetDefaultForegroundColour()) ;
-
- 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, "BUTTON", (const char *)label, msStyle,
- 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
- wxGetInstance(), NULL);
-#if 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);
+#include "wx/msw/private.h"
- return TRUE;
-}
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
-void wxStaticBox::SetLabel(const wxString& label)
-{
- SetWindowText((HWND)m_hWnd, (const char *)label);
-}
+IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
-void wxStaticBox::SetSize(const int x, const int y, const int width, const int height, const int sizeFlags)
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxStaticBox
+// ----------------------------------------------------------------------------
+
+bool wxStaticBox::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name)
{
- int currentX, currentY;
- GetPosition(¤tX, ¤tY);
-
- int x1 = x;
- int y1 = y;
- int w1 = width;
- int h1 = height;
-
- if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
- x1 = currentX;
- if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
- y1 = currentY;
-
- // If we're prepared to use the existing size, then...
- if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO))
- {
- GetSize(&w1, &h1);
- }
-
- char buf[300];
-
- float current_width;
-
- int cx;
- int cy;
- float cyf;
-
- HWND button = (HWND)m_hWnd;
- wxGetCharSize(GetHWND(), &cx, &cy,GetFont());
-
- GetWindowText(button, buf, 300);
- GetTextExtent(buf, ¤t_width, &cyf,NULL,NULL,GetFont());
- if (w1 < 0)
- w1 = (int)(current_width + 3*cx) ;
- if (h1<0)
- h1 = (int)(cyf*EDIT_CONTROL_FACTOR) ;
- MoveWindow(button, x1, y1, w1, h1, TRUE);
-
-#if WXWIN_COMPATIBILITY
- GetEventHandler()->OldOnSize(width, height);
-#else
- wxSizeEvent event(wxSize(width, height), m_windowId);
- event.eventObject = this;
- GetEventHandler()->ProcessEvent(event);
-#endif
+ 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;
}
-WXHBRUSH wxStaticBox::OnCtlColor(const WXHDC pDC, const WXHWND pWnd, const WXUINT nCtlColor,
- WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+wxSize wxStaticBox::DoGetBestSize() const
{
-#if CTL3D
- if ( m_useCtl3D )
- {
- HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
- return (WXHBRUSH) hbrush;
- }
-#endif
+ int cx, cy;
+ wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
- if (GetParent()->GetTransparentBackground())
- SetBkMode((HDC) pDC, TRANSPARENT);
- else
- SetBkMode((HDC) pDC, OPAQUE);
+ int wBox;
+ GetTextExtent(wxGetWindowText(m_hWnd), &wBox, &cy);
- ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
- ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
+ wBox += 3*cx;
+ int hBox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
- 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 = 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((HWND) GetHWND(), &rect);
- ::FillRect ((HDC) event.GetDC()->GetHDC(), &rect, hBrush);
- ::DeleteObject(hBrush);
- ::SetMapMode((HDC) event.GetDC()->GetHDC(), mode);
- }
- else
- Default();
+ return wxSize(wBox, hBox);
}
long wxStaticBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
- // TODO: somehow, this has to accept mouse clicks in user interface edit mode,
- // but not otherwise. Only there is no longer a UI edit mode...
-
- // It worked before because the message could be processed if not in UI
- // edit mode. We have to find some way of distinguishing this.
- // Maybe this class can have an AcceptMouseEvents(bool) function; a sort of
- // kludge... or, we can search for an active event table entry that will
- // intercept mouse events, and if one exists (that isn't the default),
- // skip the code below. Too time consuming though.
- // Perhaps it's ok to do the default thing *anyway* because the title or edge
- // of the window may still be active!
-// if (nMsg == WM_NCHITTEST)
-// return Default();
-
- 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);
+ return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
+#endif // wxUSE_STATBOX
projects / wxWidgets.git / blobdiff