X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/223d09f6b523aac674ef9b72a883dfa8d37c5d4e..6cc687bfee071b5328f9e48d1708795287006bb7:/src/msw/statbox.cpp diff --git a/src/msw/statbox.cpp b/src/msw/statbox.cpp index 7ef4f3bddd..fb017bd219 100644 --- a/src/msw/statbox.cpp +++ b/src/msw/statbox.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: statbox.cpp +// Name: msw/statbox.cpp // Purpose: wxStaticBox // Author: Julian Smart // Modified by: @@ -9,97 +9,83 @@ // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// 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, 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 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()); @@ -113,91 +99,37 @@ wxSize wxStaticBox::DoGetBestSize() return wxSize(wBox, hBox); } -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 = 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