X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f925f24de8a4e6aa116efed61ab77ec08b686c67..8b3fddc49326c0b6019cd7082218726aa17a5727:/src/msw/window.cpp diff --git a/src/msw/window.cpp b/src/msw/window.cpp index 49f54984e1..4ee8e7b1f3 100644 --- a/src/msw/window.cpp +++ b/src/msw/window.cpp @@ -37,9 +37,9 @@ #include "wx/menu.h" #include "wx/dc.h" #include "wx/dcclient.h" + #include "wx/dcmemory.h" #include "wx/utils.h" #include "wx/app.h" - #include "wx/panel.h" #include "wx/layout.h" #include "wx/dialog.h" #include "wx/frame.h" @@ -119,21 +119,23 @@ #endif #endif - // --------------------------------------------------------------------------- // global variables // --------------------------------------------------------------------------- -// the last Windows message we got (MT-UNSAFE) +// the last Windows message we got (FIXME-MT) extern MSG s_currentMsg; #if wxUSE_MENUS_NATIVE wxMenu *wxCurrentPopupMenu = NULL; #endif // wxUSE_MENUS_NATIVE -extern wxList WXDLLEXPORT wxPendingDelete; extern const wxChar *wxCanvasClassName; +// true if we had already created the std colour map, used by +// wxGetStdColourMap() and wxWindow::OnSysColourChanged() (FIXME-MT) +static bool gs_hasStdCmap = FALSE; + // --------------------------------------------------------------------------- // private functions // --------------------------------------------------------------------------- @@ -158,8 +160,25 @@ static void TranslateKbdEventToMouse(wxWindowMSW *win, // get the text metrics for the current font static TEXTMETRIC wxGetTextMetrics(const wxWindowMSW *win); -// check if the mouse is in the window or its child -//static bool IsMouseInWindow(HWND hwnd); +// wrapper around BringWindowToTop() API +static inline void wxBringWindowToTop(HWND hwnd) +{ +#ifdef __WXMICROWIN__ + // It seems that MicroWindows brings the _parent_ of the window to the top, + // which can be the wrong one. + + // activate (set focus to) specified window + ::SetFocus(hwnd); + + // raise top level parent to top of z order + ::SetWindowPos(hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE); +#else // !__WXMICROWIN__ + if ( !::BringWindowToTop(hwnd) ) + { + wxLogLastError(_T("BringWindowToTop")); + } +#endif // __WXMICROWIN__/!__WXMICROWIN__ +} // --------------------------------------------------------------------------- // event tables @@ -178,7 +197,6 @@ BEGIN_EVENT_TABLE(wxWindowMSW, wxWindowBase) EVT_SYS_COLOUR_CHANGED(wxWindowMSW::OnSysColourChanged) EVT_INIT_DIALOG(wxWindowMSW::OnInitDialog) EVT_IDLE(wxWindowMSW::OnIdle) - EVT_SET_FOCUS(wxWindowMSW::OnSetFocus) END_EVENT_TABLE() // =========================================================================== @@ -285,9 +303,6 @@ void wxWindowMSW::Init() m_hWnd = 0; - // pass WM_GETDLGCODE to DefWindowProc() - m_lDlgCode = 0; - m_xThumbSize = 0; m_yThumbSize = 0; m_backgroundTransparent = FALSE; @@ -307,19 +322,21 @@ wxWindowMSW::~wxWindowMSW() { m_isBeingDeleted = TRUE; - MSWDetachWindowMenu(); - +#ifndef __WXUNIVERSAL__ // VS: make sure there's no wxFrame with last focus set to us: - for (wxWindow *win = GetParent(); win; win = win->GetParent()) + for ( wxWindow *win = GetParent(); win; win = win->GetParent() ) { wxFrame *frame = wxDynamicCast(win, wxFrame); if ( frame ) { if ( frame->GetLastFocus() == this ) + { frame->SetLastFocus((wxWindow*)NULL); + } break; } } +#endif // __WXUNIVERSAL__ // VS: destroy children first and _then_ detach *this from its parent. // If we'd do it the other way around, children wouldn't be able @@ -360,7 +377,7 @@ bool wxWindowMSW::Create(wxWindow *parent, // // the correct solution is to create the controls as siblings of the // static box - wxASSERT_MSG( !wxDynamicCastThis(wxStaticBox), + wxASSERT_MSG( !wxDynamicCast(parent, wxStaticBox), _T("wxStaticBox can't be used as a window parent!") ); #endif // wxUSE_STATBOX @@ -369,57 +386,27 @@ bool wxWindowMSW::Create(wxWindow *parent, parent->AddChild(this); - // all windows are created visible - DWORD msflags = WS_CHILD | WS_VISIBLE; + // note that all windows are created visible by default + WXDWORD exstyle; + DWORD msflags = WS_VISIBLE | MSWGetCreateWindowFlags(&exstyle); #ifdef __WXUNIVERSAL__ - // no 3d effects, we draw them ourselves - WXDWORD exStyle = 0; -#else // !wxUniversal - if ( style & wxCLIP_CHILDREN ) - msflags |= WS_CLIPCHILDREN; - if ( style & wxCLIP_SIBLINGS ) - msflags |= WS_CLIPSIBLINGS; - - bool want3D; - WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D); - - // Even with extended styles, need to combine with WS_BORDER - // for them to look right. - if ( want3D || - (m_windowStyle & (wxBORDER | - wxSIMPLE_BORDER | - wxRAISED_BORDER | - wxSUNKEN_BORDER | - wxDOUBLE_BORDER)) ) - { - msflags |= WS_BORDER; - } - - // calculate the value to return from WM_GETDLGCODE handler - if ( GetWindowStyleFlag() & wxWANTS_CHARS ) - { - // want everything: i.e. all keys and WM_CHAR message - m_lDlgCode = DLGC_WANTARROWS | DLGC_WANTCHARS | - DLGC_WANTTAB | DLGC_WANTMESSAGE; - } -#endif // wxUniversal/!wxUniversal + // no borders, we draw them ourselves + exstyle = 0; + msflags &= ~WS_BORDER; +#endif // wxUniversal if ( style & wxPOPUP_WINDOW ) { // a popup window floats on top of everything - exStyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW; + exstyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW; // it is also created hidden as other top level windows msflags &= ~WS_VISIBLE; m_isShown = FALSE; } - return MSWCreate(m_windowId, parent, wxCanvasClassName, - (wxWindow *)this, NULL, - pos.x, pos.y, - WidthDefault(size.x), HeightDefault(size.y), - msflags, NULL, exStyle); + return MSWCreate(wxCanvasClassName, NULL, pos, size, msflags, exstyle); } // --------------------------------------------------------------------------- @@ -437,23 +424,18 @@ void wxWindowMSW::SetFocus() if ( !::SetFocus(hWnd) ) { +#if defined(__WXDEBUG__) && !defined(__WXMICROWIN__) // was there really an error? -#ifndef __WXMICROWIN__ DWORD dwRes = ::GetLastError(); -#else - - DWORD dwRes = 0; -#endif if ( dwRes ) { - wxLogApiError(_T("SetFocus"), dwRes); + HWND hwndFocus = ::GetFocus(); + if ( hwndFocus != hWnd ) + { + wxLogApiError(_T("SetFocus"), dwRes); + } } - - // VZ: just why does this happen sometimes?? any idea? -#if 0 - HWND hwndFocus = ::GetFocus(); - wxASSERT_MSG( hwndFocus == hWnd, _T("SetFocus() didn't work?") ); -#endif // 0 +#endif // Debug } } @@ -506,19 +488,7 @@ bool wxWindowMSW::Show(bool show) if ( show ) { -#ifdef __WXMICROWIN__ - // It seems that MicroWindows brings the _parent_ of the - // window to the top, which can be the wrong one. - - // activate (set focus to) specified window - ::SetFocus(hWnd); - - // raise top level parent to top of z order - ::SetWindowPos(hWnd, HWND_TOP, 0, 0, 0, 0, - SWP_NOMOVE|SWP_NOSIZE); -#else - BringWindowToTop(hWnd); -#endif + wxBringWindowToTop(hWnd); } return TRUE; @@ -527,22 +497,7 @@ bool wxWindowMSW::Show(bool show) // Raise the window to the top of the Z order void wxWindowMSW::Raise() { -#ifdef __WIN16__ - ::BringWindowToTop(GetHwnd()); -#else // Win32 -#ifdef __WXMICROWIN__ - // It seems that MicroWindows brings the _parent_ of the - // window to the top, which can be the wrong one. - - // activate (set focus to) specified window - ::SetFocus(GetHwnd()); - - // raise top level parent to top of z order - ::SetWindowPos(GetHwnd(), HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE); -#else - ::SetForegroundWindow(GetHwnd()); -#endif -#endif + wxBringWindowToTop(GetHwnd()); } // Lower the window to the bottom of the Z order @@ -562,7 +517,7 @@ wxString wxWindowMSW::GetTitle() const return wxGetWindowText(GetHWND()); } -void wxWindowMSW::CaptureMouse() +void wxWindowMSW::DoCaptureMouse() { HWND hWnd = GetHwnd(); if ( hWnd ) @@ -571,7 +526,7 @@ void wxWindowMSW::CaptureMouse() } } -void wxWindowMSW::ReleaseMouse() +void wxWindowMSW::DoReleaseMouse() { if ( !::ReleaseCapture() ) { @@ -621,8 +576,7 @@ bool wxWindowMSW::SetCursor(const wxCursor& cursor) POINT point; ::GetCursorPos(&point); - RECT rect; - ::GetWindowRect(hWnd, &rect); + RECT rect = wxGetWindowRect(hWnd); if ( ::PtInRect(&rect, point) && !wxIsBusy() ) ::SetCursor(GetHcursorOf(m_cursor)); @@ -770,6 +724,15 @@ int wxWindowMSW::GetScrollPage(int orient) const #endif // WXWIN_COMPATIBILITY +inline int GetScrollPosition(HWND hWnd, int wOrient) +{ +#ifdef __WXMICROWIN__ + return ::GetScrollPosWX(hWnd, wOrient); +#else + return ::GetScrollPos(hWnd, wOrient); +#endif +} + int wxWindowMSW::GetScrollPos(int orient) const { int wOrient; @@ -777,17 +740,11 @@ int wxWindowMSW::GetScrollPos(int orient) const wOrient = SB_HORZ; else wOrient = SB_VERT; + HWND hWnd = GetHwnd(); - if ( hWnd ) - { -#ifdef __WXMICROWIN__ - return ::GetScrollPosWX(hWnd, wOrient); -#else - return ::GetScrollPos(hWnd, wOrient); -#endif - } - else - return 0; + wxCHECK_MSG( hWnd, 0, _T("no HWND in GetScrollPos") ); + + return GetScrollPosition(hWnd, wOrient); } // This now returns the whole range, not just the number @@ -837,36 +794,23 @@ int wxWindowMSW::GetScrollThumb(int orient) const void wxWindowMSW::SetScrollPos(int orient, int pos, bool refresh) { -#if defined(__WIN95__) - SCROLLINFO info; - int dir; + HWND hWnd = GetHwnd(); + wxCHECK_RET( hWnd, _T("SetScrollPos: no HWND") ); - if ( orient == wxHORIZONTAL ) { - dir = SB_HORZ; - } else { - dir = SB_VERT; - } + int dir = orient == wxHORIZONTAL ? SB_HORZ : SB_VERT; +#if defined(__WIN95__) + SCROLLINFO info; info.cbSize = sizeof(SCROLLINFO); info.nPage = 0; info.nMin = 0; info.nPos = pos; info.fMask = SIF_POS; - HWND hWnd = GetHwnd(); - if ( hWnd ) - ::SetScrollInfo(hWnd, dir, &info, refresh); -#else - int wOrient; - if ( orient == wxHORIZONTAL ) - wOrient = SB_HORZ; - else - wOrient = SB_VERT; - - HWND hWnd = GetHwnd(); - if ( hWnd ) - ::SetScrollPos(hWnd, wOrient, pos, refresh); -#endif + ::SetScrollInfo(hWnd, dir, &info, refresh); +#else // !__WIN95__ + ::SetScrollPos(hWnd, dir, pos, refresh); +#endif // __WIN95__/!__WIN95__ } // New function that will replace some of the above. @@ -929,15 +873,61 @@ void wxWindowMSW::SetScrollbar(int orient, int pos, int thumbVisible, void wxWindowMSW::ScrollWindow(int dx, int dy, const wxRect *prect) { RECT rect; + RECT *pr; if ( prect ) { rect.left = prect->x; rect.top = prect->y; rect.right = prect->x + prect->width; rect.bottom = prect->y + prect->height; + pr = ▭ + } + else + { + pr = NULL; } - ::ScrollWindow(GetHwnd(), dx, dy, prect ? &rect : NULL, NULL); + ::ScrollWindow(GetHwnd(), dx, dy, pr, pr); +} + +static bool ScrollVertically(HWND hwnd, int kind, int count) +{ + int posStart = GetScrollPosition(hwnd, SB_VERT); + + int pos = posStart; + for ( int n = 0; n < count; n++ ) + { + ::SendMessage(hwnd, WM_VSCROLL, kind, 0); + + int posNew = GetScrollPosition(hwnd, SB_VERT); + if ( posNew == pos ) + { + // don't bother to continue, we're already at top/bottom + break; + } + + pos = posNew; + } + + return pos != posStart; +} + +bool wxWindowMSW::ScrollLines(int lines) +{ + bool down = lines > 0; + + return ScrollVertically(GetHwnd(), + down ? SB_LINEDOWN : SB_LINEUP, + down ? lines : -lines); +} + +bool wxWindowMSW::ScrollPages(int pages) +{ + bool down = pages > 0; + + return ScrollVertically(GetHwnd(), + down ? SB_PAGEDOWN : SB_PAGEUP, + down ? pages : -pages); } // --------------------------------------------------------------------------- @@ -953,11 +943,19 @@ void wxWindowMSW::SubclassWin(WXHWND hWnd) wxAssociateWinWithHandle(hwnd, this); - m_oldWndProc = (WXFARPROC) GetWindowLong(hwnd, GWL_WNDPROC); + m_oldWndProc = (WXFARPROC)::GetWindowLong((HWND)hWnd, GWL_WNDPROC); - wxASSERT( (WXFARPROC) m_oldWndProc != (WXFARPROC) wxWndProc ); - - SetWindowLong(hwnd, GWL_WNDPROC, (LONG) wxWndProc); + // we don't need to subclass the window of our own class (in the Windows + // sense of the word) + if ( !wxCheckWindowWndProc(hWnd, (WXFARPROC)wxWndProc) ) + { + ::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) wxWndProc); + } + else + { + // don't bother restoring it neither + m_oldWndProc = NULL; + } } void wxWindowMSW::UnsubclassWin() @@ -972,13 +970,162 @@ void wxWindowMSW::UnsubclassWin() wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in UnsubclassWin") ); - FARPROC farProc = (FARPROC) GetWindowLong(hwnd, GWL_WNDPROC); - if ( (m_oldWndProc != 0) && (farProc != (FARPROC) m_oldWndProc) ) + if ( m_oldWndProc ) + { + if ( !wxCheckWindowWndProc((WXHWND)hwnd, m_oldWndProc) ) + { + ::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) m_oldWndProc); + } + + m_oldWndProc = NULL; + } + } +} + +bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc) +{ +#if wxUSE_UNICODE_MSLU + // VS: We can't use GetWindowLong(hwnd, GWL_WNDPROC) together with unicows.dll + // because it doesn't return pointer to the real wnd proc but rather a handle + // of a fake proc that does Unicode<->ANSI translation. + // + // The hack bellow works, because WNDCLASS contains original window handler + // rather that the unicows fake one. This may not be on purpose, though; if + // it stops working with future versions of unicows.dll, we can override + // unicows hooks by setting Unicows_{Set,Get}WindowLong and + // Unicows_RegisterClass to our own versions that keep track of + // fake<->real wnd proc mapping. + // + // FIXME: Doesn't handle wnd procs set by SetWindowLong, only these set + // with RegisterClass!! + + if ( wxUsingUnicowsDll() ) + { + static wxChar buffer[512]; + WNDCLASS cls; + + ::GetClassName((HWND)hWnd, buffer, 512); + ::GetClassInfo(wxGetInstance(), buffer, &cls); + return wndProc == (WXFARPROC)cls.lpfnWndProc; + } + else +#endif + { + return wndProc == (WXFARPROC)::GetWindowLong((HWND)hWnd, GWL_WNDPROC); + } +} + +// ---------------------------------------------------------------------------- +// Style handling +// ---------------------------------------------------------------------------- + +void wxWindowMSW::SetWindowStyleFlag(long flags) +{ + long flagsOld = GetWindowStyleFlag(); + if ( flags == flagsOld ) + return; + + // update the internal variable + wxWindowBase::SetWindowStyleFlag(flags); + + // now update the Windows style as well if needed - and if the window had + // been already created + if ( !GetHwnd() ) + return; + + WXDWORD exstyle, exstyleOld; + long style = MSWGetStyle(flags, &exstyle), + styleOld = MSWGetStyle(flagsOld, &exstyleOld); + + if ( style != styleOld ) + { + // some flags (e.g. WS_VISIBLE or WS_DISABLED) should not be changed by + // this function so instead of simply setting the style to the new + // value we clear the bits which were set in styleOld but are set in + // the new one and set the ones which were not set before + long styleReal = ::GetWindowLong(GetHwnd(), GWL_STYLE); + styleReal &= ~styleOld; + styleReal |= style; + + ::SetWindowLong(GetHwnd(), GWL_STYLE, styleReal); + } + + // and the extended style + if ( exstyle != exstyleOld ) + { + long exstyleReal = ::GetWindowLong(GetHwnd(), GWL_EXSTYLE); + exstyleReal &= ~exstyleOld; + exstyleReal |= exstyle; + + ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, exstyleReal); + + // we must call SetWindowPos() to flash the cached extended style and + // also to make the change to wxSTAY_ON_TOP style take effect: just + // setting the style simply doesn't work + if ( !::SetWindowPos(GetHwnd(), + exstyleReal & WS_EX_TOPMOST ? HWND_TOPMOST + : HWND_NOTOPMOST, + 0, 0, 0, 0, + SWP_NOMOVE | SWP_NOSIZE) ) { - SetWindowLong(hwnd, GWL_WNDPROC, (LONG) m_oldWndProc); - m_oldWndProc = 0; + wxLogLastError(_T("SetWindowPos")); + } + } +} + +WXDWORD wxWindowMSW::MSWGetStyle(long flags, WXDWORD *exstyle) const +{ + // translate the style + WXDWORD style = WS_CHILD; + + if ( flags & wxCLIP_CHILDREN ) + style |= WS_CLIPCHILDREN; + + if ( flags & wxCLIP_SIBLINGS ) + style |= WS_CLIPSIBLINGS; + + wxBorder border = (wxBorder)(flags & wxBORDER_MASK); + if ( border != wxBORDER_NONE && border != wxBORDER_DEFAULT ) + style |= WS_BORDER; + + // now deal with ext style if the caller wants it + if ( exstyle ) + { + *exstyle = 0; + + if ( flags & wxTRANSPARENT_WINDOW ) + *exstyle |= WS_EX_TRANSPARENT; + + switch ( flags & wxBORDER_MASK ) + { + default: + wxFAIL_MSG( _T("unknown border style") ); + // fall through + + case wxBORDER_NONE: + case wxBORDER_SIMPLE: + case wxBORDER_DEFAULT: + break; + + case wxBORDER_STATIC: + *exstyle |= WS_EX_STATICEDGE; + break; + + case wxBORDER_RAISED: + *exstyle |= WS_EX_WINDOWEDGE; + break; + + case wxBORDER_SUNKEN: + *exstyle |= WS_EX_CLIENTEDGE; + break; + + case wxBORDER_DOUBLE: + *exstyle |= WS_EX_DLGMODALFRAME; + break; } } + + return style; } // Make a Windows extended style from the given wxWindows window style @@ -1002,6 +1149,7 @@ WXDWORD wxWindowMSW::MakeExtendedStyle(long style, bool eliminateBorders) exStyle |= WS_EX_STATICEDGE; #endif } + return exStyle; } @@ -1009,7 +1157,7 @@ WXDWORD wxWindowMSW::MakeExtendedStyle(long style, bool eliminateBorders) // applying a default border style if required, and returning an extended // style to pass to CreateWindowEx. WXDWORD wxWindowMSW::Determine3DEffects(WXDWORD defaultBorderStyle, - bool *want3D) const + bool *want3D) const { // If matches certain criteria, then assume no 3D effects // unless specifically requested (dealt with in MakeExtendedStyle) @@ -1020,7 +1168,7 @@ WXDWORD wxWindowMSW::Determine3DEffects(WXDWORD defaultBorderStyle, || (m_windowStyle & wxNO_BORDER) ) { *want3D = FALSE; - return MakeExtendedStyle(m_windowStyle, FALSE); + return MakeExtendedStyle(m_windowStyle); } // Determine whether we should be using 3D effects or not. @@ -1126,6 +1274,8 @@ void wxWindowMSW::OnIdle(wxIdleEvent& WXUNUSED(event)) // Check if we need to send a LEAVE event if ( m_mouseInWindow ) { + // note that we should generate the leave event whether the window has + // or doesn't have mouse capture if ( !IsMouseInWindow() ) { // Generate a LEAVE event @@ -1154,11 +1304,7 @@ void wxWindowMSW::OnIdle(wxIdleEvent& WXUNUSED(event)) // we need to have client coordinates here for symmetry with // wxEVT_ENTER_WINDOW - RECT rect; - if ( !::GetWindowRect(GetHwnd(), &rect) ) - { - wxLogLastError(_T("GetWindowRect")); - } + RECT rect = wxGetWindowRect(GetHwnd()); pt.x -= rect.left; pt.y -= rect.top; @@ -1194,6 +1340,27 @@ void wxWindowMSW::Clear() dc.Clear(); } +static inline void SendSetRedraw(HWND hwnd, bool on) +{ +#ifndef __WXMICROWIN__ + ::SendMessage(hwnd, WM_SETREDRAW, (WPARAM)on, 0); +#endif +} + +void wxWindowMSW::Freeze() +{ + SendSetRedraw(GetHwnd(), FALSE); +} + +void wxWindowMSW::Thaw() +{ + SendSetRedraw(GetHwnd(), TRUE); + + // we need to refresh everything or otherwise he invalidated area is not + // repainted + Refresh(); +} + void wxWindowMSW::Refresh(bool eraseBack, const wxRect *rect) { HWND hWnd = GetHwnd(); @@ -1280,28 +1447,28 @@ void wxWindowMSW::DoSetToolTip(wxToolTip *tooltip) // Get total size void wxWindowMSW::DoGetSize(int *x, int *y) const { - HWND hWnd = GetHwnd(); - RECT rect; -#ifdef __WIN16__ - ::GetWindowRect(hWnd, &rect); -#else - if ( !::GetWindowRect(hWnd, &rect) ) - { - wxLogLastError(_T("GetWindowRect")); - } -#endif + RECT rect = wxGetWindowRect(GetHwnd()); + if ( x ) *x = rect.right - rect.left; if ( y ) *y = rect.bottom - rect.top; } -void wxWindowMSW::DoGetPosition(int *x, int *y) const +// Get size *available for subwindows* i.e. excluding menu bar etc. +void wxWindowMSW::DoGetClientSize(int *x, int *y) const { - HWND hWnd = GetHwnd(); + RECT rect = wxGetClientRect(GetHwnd()); - RECT rect; - GetWindowRect(hWnd, &rect); + if ( x ) + *x = rect.right; + if ( y ) + *y = rect.bottom; +} + +void wxWindowMSW::DoGetPosition(int *x, int *y) const +{ + RECT rect = wxGetWindowRect(GetHwnd()); POINT point; point.x = rect.left; @@ -1347,8 +1514,7 @@ void wxWindowMSW::DoScreenToClient(int *x, int *y) const if ( y ) pt.y = *y; - HWND hWnd = GetHwnd(); - ::ScreenToClient(hWnd, &pt); + ::ScreenToClient(GetHwnd(), &pt); if ( x ) *x = pt.x; @@ -1364,8 +1530,7 @@ void wxWindowMSW::DoClientToScreen(int *x, int *y) const if ( y ) pt.y = *y; - HWND hWnd = GetHwnd(); - ::ClientToScreen(hWnd, &pt); + ::ClientToScreen(GetHwnd(), &pt); if ( x ) *x = pt.x; @@ -1373,20 +1538,14 @@ void wxWindowMSW::DoClientToScreen(int *x, int *y) const *y = pt.y; } -// Get size *available for subwindows* i.e. excluding menu bar etc. -void wxWindowMSW::DoGetClientSize(int *x, int *y) const -{ - HWND hWnd = GetHwnd(); - RECT rect; - ::GetClientRect(hWnd, &rect); - if ( x ) - *x = rect.right; - if ( y ) - *y = rect.bottom; -} - void wxWindowMSW::DoMoveWindow(int x, int y, int width, int height) { + // TODO: is this consistent with other platforms? + // Still, negative width or height shouldn't be allowed + if (width < 0) + width = 0; + if (height < 0) + height = 0; if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) ) { wxLogLastError(wxT("MoveWindow")); @@ -1462,40 +1621,59 @@ void wxWindowMSW::DoSetSize(int x, int y, int width, int height, int sizeFlags) void wxWindowMSW::DoSetClientSize(int width, int height) { - wxWindow *parent = GetParent(); - HWND hWnd = GetHwnd(); - HWND hParentWnd = (HWND) 0; - if ( parent ) - hParentWnd = (HWND) parent->GetHWND(); - - RECT rect; - ::GetClientRect(hWnd, &rect); + // setting the client size is less obvious than it it could have been + // because in the result of changing the total size the window scrollbar + // may [dis]appear and/or its menubar may [un]wrap and so the client size + // will not be correct as the difference between the total and client size + // changes - so we keep changing it until we get it right + // + // normally this loop shouldn't take more than 3 iterations (usually 1 but + // if scrollbars [dis]appear as the result of the first call, then 2 and it + // may become 3 if the window had 0 size originally and so we didn't + // calculate the scrollbar correction correctly during the first iteration) + // but just to be on the safe side we check for it instead of making it an + // "infinite" loop (i.e. leaving break inside as the only way to get out) + for ( int i = 0; i < 4; i++ ) + { + RECT rectClient; + ::GetClientRect(GetHwnd(), &rectClient); + + // if the size is already ok, stop here (rectClient.left = top = 0) + if ( (rectClient.right == width || width == -1) && + (rectClient.bottom == height || height == -1) ) + { + break; + } - RECT rect2; - GetWindowRect(hWnd, &rect2); + int widthClient = width, + heightClient = height; - // Find the difference between the entire window (title bar and all) - // and the client area; add this to the new client size to move the - // window - int actual_width = rect2.right - rect2.left - rect.right + width; - int actual_height = rect2.bottom - rect2.top - rect.bottom + height; + // Find the difference between the entire window (title bar and all) + // and the client area; add this to the new client size to move the + // window + RECT rectWin; + ::GetWindowRect(GetHwnd(), &rectWin); - // If there's a parent, must subtract the parent's top left corner - // since MoveWindow moves relative to the parent + widthClient += rectWin.right - rectWin.left - rectClient.right; + heightClient += rectWin.bottom - rectWin.top - rectClient.bottom; - POINT point; - point.x = rect2.left; - point.y = rect2.top; - if ( parent ) - { - ::ScreenToClient(hParentWnd, &point); - } + POINT point; + point.x = rectWin.left; + point.y = rectWin.top; - DoMoveWindow(point.x, point.y, actual_width, actual_height); + // MoveWindow positions the child windows relative to the parent, so + // adjust if necessary + if ( !IsTopLevel() ) + { + wxWindow *parent = GetParent(); + if ( parent ) + { + ::ScreenToClient(GetHwndOf(parent), &point); + } + } - wxSizeEvent event(wxSize(width, height), m_windowId); - event.SetEventObject(this); - GetEventHandler()->ProcessEvent(event); + DoMoveWindow(point.x, point.y, widthClient, heightClient); + } } // For implementation purposes - sometimes decorations make the client area @@ -1505,24 +1683,6 @@ wxPoint wxWindowMSW::GetClientAreaOrigin() const return wxPoint(0, 0); } -// Makes an adjustment to the window position (for example, a frame that has -// a toolbar that it manages itself). -void wxWindowMSW::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) -{ - // don't do it for the dialogs/frames - they float independently of their - // parent - if ( !IsTopLevel() ) - { - wxWindow *parent = GetParent(); - if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent ) - { - wxPoint pt(parent->GetClientAreaOrigin()); - x += pt.x; - y += pt.y; - } - } -} - // --------------------------------------------------------------------------- // text metrics // --------------------------------------------------------------------------- @@ -1630,6 +1790,8 @@ void wxWindowMSW::GetCaretPos(int *x, int *y) const // popup menu // --------------------------------------------------------------------------- +#if wxUSE_MENUS_NATIVE + // yield for WM_COMMAND events only, i.e. process all WM_COMMANDs in the queue // immediately, without waiting for the next event loop iteration // @@ -1647,8 +1809,6 @@ static void wxYieldForCommandsOnly() } } -#if wxUSE_MENUS_NATIVE - bool wxWindowMSW::DoPopupMenu(wxMenu *menu, int x, int y) { menu->SetInvokingWindow(this); @@ -1784,18 +1944,13 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg) bProcess = FALSE; } -#if wxUSE_BUTTON + // FIXME: this should be handled by + // wxNavigationKeyEvent handler and not here!! else { - wxPanel *panel = wxDynamicCastThis(wxPanel); - wxButton *btn = NULL; - if ( panel ) - { - // panel may have a default button which should - // be activated by Enter - btn = panel->GetDefaultItem(); - } - +#if wxUSE_BUTTON + wxButton *btn = wxDynamicCast(GetDefaultItem(), + wxButton); if ( btn && btn->IsEnabled() ) { // if we do have a default button, do press it @@ -1803,11 +1958,15 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg) return TRUE; } - // else: but if it does not it makes sense to make - // it work like a TAB - and that's what we do. - // Note that Ctrl-Enter always works this way. - } + else // no default button #endif // wxUSE_BUTTON + { + // no special function for enter and don't even + // let IsDialogMessage() have it: it seems to + // do something really strange with it + return FALSE; + } + } } break; @@ -1824,20 +1983,11 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg) if ( GetEventHandler()->ProcessEvent(event) ) { -#if wxUSE_BUTTON - wxButton *btn = wxDynamicCast(FindFocus(), wxButton); - if ( btn ) - { - // the button which has focus should be default - btn->SetDefault(); - } -#endif // wxUSE_BUTTON - return TRUE; } } } -#else +#else // 0 // let ::IsDialogMessage() do almost everything and handle just the // things it doesn't here: Ctrl-TAB for switching notebook pages if ( msg->message == WM_KEYDOWN ) @@ -1865,7 +2015,7 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg) } } } -#endif // 0 +#endif // 1/0 if ( ::IsDialogMessage(GetHwnd(), msg) ) { @@ -1893,10 +2043,17 @@ bool wxWindowMSW::MSWTranslateMessage(WXMSG* pMsg) #if wxUSE_ACCEL && !defined(__WXUNIVERSAL__) return m_acceleratorTable.Translate(this, pMsg); #else + (void) pMsg; return FALSE; #endif // wxUSE_ACCEL } +bool wxWindowMSW::MSWShouldPreProcessMessage(WXMSG* WXUNUSED(pMsg)) +{ + // preprocess all messages by default + return TRUE; +} + // --------------------------------------------------------------------------- // message params unpackers (different for Win16 and Win32) // --------------------------------------------------------------------------- @@ -1995,7 +2152,19 @@ void wxWindowMSW::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam, // Hook for new window just as it's being created, when the window isn't yet // associated with the handle -wxWindowMSW *wxWndHook = NULL; +static wxWindowMSW *gs_winBeingCreated = NULL; + +// implementation of wxWindowCreationHook class: it just sets gs_winBeingCreated to the +// window being created and insures that it's always unset back later +wxWindowCreationHook::wxWindowCreationHook(wxWindowMSW *winBeingCreated) +{ + gs_winBeingCreated = winBeingCreated; +} + +wxWindowCreationHook::~wxWindowCreationHook() +{ + gs_winBeingCreated = NULL; +} // Main window proc LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) @@ -2009,38 +2178,21 @@ LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message, WPARAM w wxWindowMSW *wnd = wxFindWinFromHandle((WXHWND) hWnd); // when we get the first message for the HWND we just created, we associate - // it with wxWindow stored in wxWndHook - if ( !wnd && wxWndHook ) + // it with wxWindow stored in gs_winBeingCreated + if ( !wnd && gs_winBeingCreated ) { -#if 0 // def __WXDEBUG__ - char buf[512]; - ::GetClassNameA((HWND) hWnd, buf, 512); - wxString className(buf); -#endif - - wxAssociateWinWithHandle(hWnd, wxWndHook); - wnd = wxWndHook; - wxWndHook = NULL; + wxAssociateWinWithHandle(hWnd, gs_winBeingCreated); + wnd = gs_winBeingCreated; + gs_winBeingCreated = NULL; wnd->SetHWND((WXHWND)hWnd); } LRESULT rc; - // Stop right here if we don't have a valid handle in our wxWindow object. - if ( wnd && !wnd->GetHWND() ) - { - // FIXME: why do we do this? - wnd->SetHWND((WXHWND) hWnd); - rc = wnd->MSWDefWindowProc(message, wParam, lParam ); - wnd->SetHWND(0); - } + if ( wnd ) + rc = wnd->MSWWindowProc(message, wParam, lParam); else - { - if ( wnd ) - rc = wnd->MSWWindowProc(message, wParam, lParam); - else - rc = DefWindowProc( hWnd, message, wParam, lParam ); - } + rc = ::DefWindowProc(hWnd, message, wParam, lParam); return rc; } @@ -2077,7 +2229,11 @@ long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam break; case WM_DESTROY: - processed = HandleDestroy(); + // never set processed to TRUE and *always* pass WM_DESTROY to + // DefWindowProc() as Windows may do some internal cleanup when + // processing it and failing to pass the message along may cause + // memory and resource leaks! + (void)HandleDestroy(); break; case WM_MOVE: @@ -2295,9 +2451,11 @@ long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam #endif // defined(WM_DRAWITEM) case WM_GETDLGCODE: - if ( m_lDlgCode ) + if ( GetWindowStyleFlag() & wxWANTS_CHARS ) { - rc.result = m_lDlgCode; + // want everything: i.e. all keys and WM_CHAR message + rc.result = DLGC_WANTARROWS | DLGC_WANTCHARS | + DLGC_WANTTAB | DLGC_WANTMESSAGE; processed = TRUE; } //else: get the dlg code from the DefWindowProc() @@ -2431,11 +2589,15 @@ long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam break; #endif // !__WXMICROWIN__ - // the return value for this message is ignored case WM_SYSCOLORCHANGE: + // the return value for this message is ignored processed = HandleSysColorChange(); break; + case WM_DISPLAYCHANGE: + processed = HandleDisplayChange(); + break; + case WM_PALETTECHANGED: processed = HandlePaletteChanged((WXHWND) (HWND) wParam); break; @@ -2541,18 +2703,6 @@ long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam } break; #endif // __WIN32__ - -#ifdef __WXUNIVERSAL__ - case WM_NCHITTEST: - // we shouldn't allow the windows which don't want to get focus to - // get it - if ( !AcceptsFocus() ) - { - rc.result = HTTRANSPARENT; - processed = TRUE; - } - break; -#endif // __WXUNIVERSAL__ } if ( !processed ) @@ -2567,37 +2717,17 @@ long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam return rc.result; } -// Dialog window proc -LONG APIENTRY _EXPORT -wxDlgProc(HWND WXUNUSED(hWnd), UINT message, WPARAM WXUNUSED(wParam), LPARAM WXUNUSED(lParam)) -{ - if ( message == WM_INITDIALOG ) - { - // for this message, returning TRUE tells system to set focus to the - // first control in the dialog box - return TRUE; - } - else - { - // for all the other ones, FALSE means that we didn't process the - // message - return 0; - } -} +// ---------------------------------------------------------------------------- +// wxWindow <-> HWND map +// ---------------------------------------------------------------------------- + +wxWinHashTable *wxWinHandleHash = NULL; -wxList *wxWinHandleList = NULL; wxWindow *wxFindWinFromHandle(WXHWND hWnd) { - wxNode *node = wxWinHandleList->Find((long)hWnd); - if ( !node ) - return NULL; - return (wxWindow *)node->Data(); + return wxWinHandleHash->Get((long)hWnd); } -#if 0 // def __WXDEBUG__ -static int gs_AssociationCount = 0; -#endif - void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win) { // adding NULL hWnd is (first) surely a result of an error and @@ -2605,126 +2735,105 @@ void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win) wxCHECK_RET( hWnd != (HWND)NULL, wxT("attempt to add a NULL hWnd to window list ignored") ); - wxWindow *oldWin = wxFindWinFromHandle((WXHWND) hWnd); +#ifdef __WXDEBUG__ if ( oldWin && (oldWin != win) ) { - wxString str(win->GetClassInfo()->GetClassName()); - wxLogError(wxT("Bug! Found existing HWND %X for new window of class %s"), (int) hWnd, (const wxChar*) str); + wxLogDebug(wxT("HWND %X already associated with another window (%s)"), + hWnd, win->GetClassInfo()->GetClassName()); } - else if (!oldWin) + else +#endif // __WXDEBUG__ + if (!oldWin) { -#if 0 // def __WXDEBUG__ - gs_AssociationCount ++; - wxLogDebug("+ Association %d", gs_AssociationCount); -#endif - - wxWinHandleList->Append((long)hWnd, win); + wxWinHandleHash->Put((long)hWnd, (wxWindow *)win); } } void wxRemoveHandleAssociation(wxWindowMSW *win) { -#if 0 // def __WXDEBUG__ - if (wxWinHandleList->Member(win)) - { - wxLogDebug("- Association %d", gs_AssociationCount); - gs_AssociationCount --; - } -#endif - wxWinHandleList->DeleteObject(win); + wxWinHandleHash->Delete((long)win->GetHWND()); } +// ---------------------------------------------------------------------------- +// various MSW speciic class dependent functions +// ---------------------------------------------------------------------------- + // Default destroyer - override if you destroy it in some other way // (e.g. with MDI child windows) void wxWindowMSW::MSWDestroyWindow() { } -void wxWindowMSW::MSWDetachWindowMenu() +bool wxWindowMSW::MSWGetCreateWindowCoords(const wxPoint& pos, + const wxSize& size, + int& x, int& y, + int& w, int& h) const { -#ifndef __WXUNIVERSAL__ - if ( m_hMenu ) - { - wxChar buf[1024]; - HMENU hMenu = (HMENU)m_hMenu; + bool nonDefault = FALSE; - int N = ::GetMenuItemCount(hMenu); - for ( int i = 0; i < N; i++ ) - { - if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) ) - { - wxLogLastError(wxT("GetMenuString")); - - continue; - } - - if ( wxStrcmp(buf, _("&Window")) == 0 ) - { - if ( !::RemoveMenu(hMenu, i, MF_BYPOSITION) ) - { - wxLogLastError(wxT("RemoveMenu")); - } + if ( pos.x == -1 ) + { + // if set x to CW_USEDEFAULT, y parameter is ignored anyhow so we can + // just as well set it to CW_USEDEFAULT as well + x = + y = CW_USEDEFAULT; + } + else + { + x = pos.x; + y = pos.y == -1 ? CW_USEDEFAULT : pos.y; + + nonDefault = TRUE; + } + + /* + NB: there used to be some code here which set the initial size of the + window to the client size of the parent if no explicit size was + specified. This was wrong because wxWindows programs often assume + that they get a WM_SIZE (EVT_SIZE) upon creation, however this broke + it. To see why, you should understand that Windows sends WM_SIZE from + inside ::CreateWindow() anyhow. However, ::CreateWindow() is called + from some base class ctor and so this WM_SIZE is not processed in the + real class' OnSize() (because it's not fully constructed yet and the + event goes to some base class OnSize() instead). So the WM_SIZE we + rely on is the one sent when the parent frame resizes its children + but here is the problem: if the child already has just the right + size, nothing will happen as both wxWindows and Windows check for + this and ignore any attempts to change the window size to the size it + already has - so no WM_SIZE would be sent. + */ + if ( size.x == -1 ) + { + // as abobe, h is not used at all in this case anyhow + w = + h = CW_USEDEFAULT; + } + else + { + w = size.x; + h = size.y == -1 ? CW_USEDEFAULT : size.y; - break; - } - } + nonDefault = TRUE; } -#endif + + return nonDefault; } -bool wxWindowMSW::MSWCreate(int id, - wxWindow *parent, - const wxChar *wclass, - wxWindow * WXUNUSED(wx_win), +bool wxWindowMSW::MSWCreate(const wxChar *wclass, const wxChar *title, - int x, - int y, - int width, - int height, + const wxPoint& pos, + const wxSize& size, WXDWORD style, - const wxChar *dialog_template, WXDWORD extendedStyle) { - int x1 = CW_USEDEFAULT; - int y1 = 0; - int width1 = CW_USEDEFAULT; - int height1 = 100; - - // Find parent's size, if it exists, to set up a possible default - // panel size the size of the parent window - RECT rectParent; - if ( parent ) - { - ::GetClientRect(GetHwndOf(parent), &rectParent); - - width1 = rectParent.right - rectParent.left; - height1 = rectParent.bottom - rectParent.top; - } - - if ( x != -1 ) - x1 = x; - if ( y != -1 ) - y1 = y; - if ( width != -1 ) - width1 = width; - if ( height != -1 ) - height1 = height; - - // unfortunately, setting WS_EX_CONTROLPARENT only for some windows in the - // hierarchy with several embedded panels (and not all of them) causes the - // program to hang during the next call to IsDialogMessage() due to the bug - // in this function (at least in Windows NT 4.0, it seems to work ok in - // Win2K) -#if 0 - // if we have wxTAB_TRAVERSAL style, we want WS_EX_CONTROLPARENT or - // IsDialogMessage() won't work for us - if ( GetWindowStyleFlag() & wxTAB_TRAVERSAL ) - { - extendedStyle |= WS_EX_CONTROLPARENT; - } -#endif // 0 + // choose the position/size for the new window + int x, y, w, h; + (void)MSWGetCreateWindowCoords(pos, size, x, y, w, h); + // find the correct parent HWND + wxWindow *parent = GetParent(); + bool isChild = (style & WS_CHILD) != 0; HWND hParent; if ( GetWindowStyleFlag() & wxPOPUP_WINDOW ) { @@ -2732,150 +2841,79 @@ bool wxWindowMSW::MSWCreate(int id, // be limited to the parents client area as child windows usually are hParent = ::GetDesktopWindow(); } - else if ( parent ) - { - hParent = GetHwndOf(parent); - } - else - { - // top level window - hParent = NULL; - } - - wxWndHook = this; - -#ifndef __WXMICROWIN__ - if ( dialog_template ) + else // !popup { - // for the dialogs without wxDIALOG_NO_PARENT style, use the top level - // app window as parent - this avoids creating modal dialogs without - // parent - if ( !hParent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT) ) - { - wxWindow *winTop = wxTheApp->GetTopWindow(); - if ( winTop ) - hParent = GetHwndOf(winTop); - } - - m_hWnd = (WXHWND)::CreateDialog(wxGetInstance(), - dialog_template, - hParent, - (DLGPROC)wxDlgProc); - - if ( m_hWnd == 0 ) - { - wxLogError(_("Can't find dialog template '%s'!\nCheck resource include path for finding wx.rc."), - dialog_template); - - return FALSE; - } - - if ( extendedStyle != 0 ) + if ( (isChild || HasFlag(wxFRAME_TOOL_WINDOW)) && parent ) { - ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, extendedStyle); - ::SetWindowPos(GetHwnd(), NULL, 0, 0, 0, 0, - SWP_NOSIZE | - SWP_NOMOVE | - SWP_NOZORDER | - SWP_NOACTIVATE); + // this is either a normal child window or a top level window with + // wxFRAME_TOOL_WINDOW style (see below) + hParent = GetHwndOf(parent); } - -#if defined(__WIN95__) - // For some reason, the system menu is activated when we use the - // WS_EX_CONTEXTHELP style, so let's set a reasonable icon - if (extendedStyle & WS_EX_CONTEXTHELP) + else { - wxFrame *winTop = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame); - if ( winTop ) - { - wxIcon icon = winTop->GetIcon(); - if ( icon.Ok() ) - { - ::SendMessage(GetHwnd(), WM_SETICON, - (WPARAM)TRUE, - (LPARAM)GetHiconOf(icon)); - } - } + // this is either a window for which no parent was specified (not + // much we can do then) or a frame without wxFRAME_TOOL_WINDOW + // style: we should use NULL parent HWND for it or it would be + // always on top of its parent which is not what we usually want + // (in fact, we only want it for frames with the special + // wxFRAME_TOOL_WINDOW as above) + hParent = NULL; } -#endif // __WIN95__ + } - // JACS: is the following still necessary? The above seems to work. - - // ::SetWindowLong(GWL_EXSTYLE) doesn't work for the dialogs, so try - // to take care of (at least some) extended style flags ourselves - if ( extendedStyle & WS_EX_TOPMOST ) - { - if ( !::SetWindowPos(GetHwnd(), HWND_TOPMOST, 0, 0, 0, 0, - SWP_NOSIZE | SWP_NOMOVE) ) - { - wxLogLastError(wxT("SetWindowPos")); - } - } + // controlId is menu handle for the top level windows, so set it to 0 + // unless we're creating a child window + int controlId; + if ( isChild ) + { + controlId = GetId(); - // move the dialog to its initial position without forcing repainting - if ( !::MoveWindow(GetHwnd(), x1, y1, width1, height1, FALSE) ) + if ( GetWindowStyleFlag() & wxCLIP_SIBLINGS ) { - wxLogLastError(wxT("MoveWindow")); + style |= WS_CLIPSIBLINGS; } - } - else // creating a normal window, not a dialog -#endif // !__WXMICROWIN__ + else // !child { - int controlId = 0; - if ( style & WS_CHILD ) - { - controlId = id; - - if ( GetWindowStyleFlag() & wxCLIP_SIBLINGS ) - { - style |= WS_CLIPSIBLINGS; - } - } - - wxString className(wclass); - if ( GetWindowStyleFlag() & wxNO_FULL_REPAINT_ON_RESIZE ) - { - className += wxT("NR"); - } - - m_hWnd = (WXHWND)CreateWindowEx(extendedStyle, - className, - title ? title : wxT(""), - style, - x1, y1, - width1, height1, - hParent, (HMENU)controlId, - wxGetInstance(), - NULL); - - if ( !m_hWnd ) - { - wxLogError(_("Can't create window of class %s!\nPossible Windows 3.x compatibility problem?"), - wclass); + controlId = 0; + } - return FALSE; - } + // for each class "Foo" we have we also have "FooNR" ("no repaint") class + // which is the same but without CS_[HV]REDRAW class styles so using it + // ensures that the window is not fully repainted on each resize + wxString className(wclass); + if ( GetWindowStyleFlag() & wxNO_FULL_REPAINT_ON_RESIZE ) + { + className += wxT("NR"); } - wxWndHook = NULL; + // do create the window + wxWindowCreationHook hook(this); -#ifdef __WXDEBUG__ - wxNode* node = wxWinHandleList->Member(this); - if (node) + m_hWnd = (WXHWND)::CreateWindowEx + ( + extendedStyle, + className, + title ? title : wxT(""), + style, + x, y, w, h, + hParent, + (HMENU)controlId, + wxGetInstance(), + NULL // no extra data + ); + + if ( !m_hWnd ) { - HWND hWnd = (HWND) node->GetKeyInteger(); - if (hWnd != (HWND) m_hWnd) - { - wxLogError(wxT("A second HWND association is being added for the same window!")); - } + wxLogSysError(_("Can't create window of class %s"), wclass); + + return FALSE; } -#endif // Debug - wxAssociateWinWithHandle((HWND) m_hWnd, this); + SubclassWin(m_hWnd); - SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); + SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); return TRUE; } @@ -2972,15 +3010,16 @@ bool wxWindowMSW::HandleEndSession(bool endSession, long logOff) if ( !endSession ) return FALSE; + // only send once + if ( (this != wxTheApp->GetTopWindow()) ) + return FALSE; + wxCloseEvent event(wxEVT_END_SESSION, -1); event.SetEventObject(wxTheApp); event.SetCanVeto(FALSE); event.SetLoggingOff( (logOff == (long)ENDSESSION_LOGOFF) ); - if ( (this == wxTheApp->GetTopWindow()) && // Only send once - wxTheApp->ProcessEvent(event)) - { - } - return TRUE; + + return wxTheApp->ProcessEvent(event); } // --------------------------------------------------------------------------- @@ -3022,33 +3061,6 @@ bool wxWindowMSW::HandleDestroy() // activation/focus // --------------------------------------------------------------------------- -void wxWindowMSW::OnSetFocus(wxFocusEvent& event) -{ - // panel wants to track the window which was the last to have focus in it, - // so we want to set ourselves as the window which last had focus - // - // notice that it's also important to do it upwards the tree becaus - // otherwise when the top level panel gets focus, it won't set it back to - // us, but to some other sibling - wxWindow *win = (wxWindow *)this; - while ( win ) - { - wxWindow *parent = win->GetParent(); - wxPanel *panel = wxDynamicCast(parent, wxPanel); - if ( panel ) - { - panel->SetLastFocus(win); - } - - win = parent; - } - - wxLogTrace(_T("focus"), _T("%s (0x%08x) gets focus"), - GetClassInfo()->GetClassName(), GetHandle()); - - event.Skip(); -} - bool wxWindowMSW::HandleActivate(int state, bool WXUNUSED(minimized), WXHWND WXUNUSED(activate)) @@ -3063,6 +3075,11 @@ bool wxWindowMSW::HandleActivate(int state, bool wxWindowMSW::HandleSetFocus(WXHWND hwnd) { + // notify the parent keeping track of focus for the kbd navigation + // purposes that we got it + wxChildFocusEvent eventFocus((wxWindow *)this); + (void)GetEventHandler()->ProcessEvent(eventFocus); + #if wxUSE_CARET // Deal with caret if ( m_caret ) @@ -3071,6 +3088,15 @@ bool wxWindowMSW::HandleSetFocus(WXHWND hwnd) } #endif // wxUSE_CARET +#if wxUSE_TEXTCTRL + // If it's a wxTextCtrl don't send the event as it will be done + // after the control gets to process it from EN_FOCUS handler + if ( wxDynamicCastThis(wxTextCtrl) ) + { + return FALSE; + } +#endif // wxUSE_TEXTCTRL + wxFocusEvent event(wxEVT_SET_FOCUS, m_windowId); event.SetEventObject(this); @@ -3090,6 +3116,16 @@ bool wxWindowMSW::HandleKillFocus(WXHWND hwnd) } #endif // wxUSE_CARET +#if wxUSE_TEXTCTRL + // If it's a wxTextCtrl don't send the event as it will be done + // after the control gets to process it. + wxTextCtrl *ctrl = wxDynamicCastThis(wxTextCtrl); + if ( ctrl ) + { + return FALSE; + } +#endif + wxFocusEvent event(wxEVT_KILL_FOCUS, m_windowId); event.SetEventObject(this); @@ -3123,11 +3159,9 @@ bool wxWindowMSW::HandleDropFiles(WXWPARAM wParam) { #ifndef __WXMICROWIN__ HDROP hFilesInfo = (HDROP) wParam; - POINT dropPoint; - DragQueryPoint(hFilesInfo, (LPPOINT) &dropPoint); // Get the total number of files dropped - WORD gwFilesDropped = (WORD)::DragQueryFile + UINT gwFilesDropped = ::DragQueryFile ( (HDROP)hFilesInfo, (UINT)-1, @@ -3136,23 +3170,28 @@ bool wxWindowMSW::HandleDropFiles(WXWPARAM wParam) ); wxString *files = new wxString[gwFilesDropped]; - int wIndex; - for (wIndex=0; wIndex < (int)gwFilesDropped; wIndex++) + for ( UINT wIndex = 0; wIndex < gwFilesDropped; wIndex++ ) { - DragQueryFile (hFilesInfo, wIndex, (LPTSTR) wxBuffer, 1000); - files[wIndex] = wxBuffer; + // first get the needed buffer length (+1 for terminating NUL) + size_t len = ::DragQueryFile(hFilesInfo, wIndex, NULL, 0) + 1; + + // and now get the file name + ::DragQueryFile(hFilesInfo, wIndex, + files[wIndex].GetWriteBuf(len), len); + + files[wIndex].UngetWriteBuf(); } DragFinish (hFilesInfo); wxDropFilesEvent event(wxEVT_DROP_FILES, gwFilesDropped, files); event.m_eventObject = this; - event.m_pos.x = dropPoint.x; event.m_pos.x = dropPoint.y; - - bool rc = GetEventHandler()->ProcessEvent(event); - delete[] files; + POINT dropPoint; + DragQueryPoint(hFilesInfo, (LPPOINT) &dropPoint); + event.m_pos.x = dropPoint.x; + event.m_pos.y = dropPoint.y; - return rc; + return GetEventHandler()->ProcessEvent(event); #else // __WXMICROWIN__ return FALSE; #endif @@ -3255,9 +3294,9 @@ bool wxWindowMSW::MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *itemStruct) #if wxUSE_MENUS_NATIVE // is it a menu item? - if ( id == 0 ) + DRAWITEMSTRUCT *pDrawStruct = (DRAWITEMSTRUCT *)itemStruct; + if ( id == 0 && pDrawStruct->CtlType == ODT_MENU ) { - DRAWITEMSTRUCT *pDrawStruct = (DRAWITEMSTRUCT *)itemStruct; wxMenuItem *pMenuItem = (wxMenuItem *)(pDrawStruct->itemData); wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE ); @@ -3296,9 +3335,9 @@ bool wxWindowMSW::MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *itemStruct) { #if wxUSE_OWNER_DRAWN // is it a menu item? - if ( id == 0 ) + MEASUREITEMSTRUCT *pMeasureStruct = (MEASUREITEMSTRUCT *)itemStruct; + if ( id == 0 && pMeasureStruct->CtlType == ODT_MENU ) { - MEASUREITEMSTRUCT *pMeasureStruct = (MEASUREITEMSTRUCT *)itemStruct; wxMenuItem *pMenuItem = (wxMenuItem *)(pMeasureStruct->itemData); wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE ); @@ -3325,6 +3364,18 @@ bool wxWindowMSW::HandleSysColorChange() wxSysColourChangedEvent event; event.SetEventObject(this); + (void)GetEventHandler()->ProcessEvent(event); + + // always let the system carry on the default processing to allow the + // native controls to react to the colours update + return FALSE; +} + +bool wxWindowMSW::HandleDisplayChange() +{ + wxDisplayChangedEvent event; + event.SetEventObject(this); + return GetEventHandler()->ProcessEvent(event); } @@ -3374,6 +3425,40 @@ WXHBRUSH wxWindowMSW::OnCtlColor(WXHDC WXUNUSED(hDC), bool wxWindowMSW::HandlePaletteChanged(WXHWND hWndPalChange) { +#if wxUSE_PALETTE + // same as below except we don't respond to our own messages + if ( hWndPalChange != GetHWND() ) + { + // check to see if we our our parents have a custom palette + wxWindow *win = this; + while ( win && !win->HasCustomPalette() ) + { + win = win->GetParent(); + } + + if ( win && win->HasCustomPalette() ) + { + // realize the palette to see whether redrawing is needed + HDC hdc = ::GetDC((HWND) hWndPalChange); + win->m_palette.SetHPALETTE((WXHPALETTE) + ::SelectPalette(hdc, GetHpaletteOf(win->m_palette), FALSE)); + + int result = ::RealizePalette(hdc); + + // restore the palette (before releasing the DC) + win->m_palette.SetHPALETTE((WXHPALETTE) + ::SelectPalette(hdc, GetHpaletteOf(win->m_palette), FALSE)); + ::RealizePalette(hdc); + ::ReleaseDC((HWND) hWndPalChange, hdc); + + // now check for the need to redraw + if (result > 0) + InvalidateRect((HWND) hWndPalChange, NULL, TRUE); + } + + } +#endif // wxUSE_PALETTE + wxPaletteChangedEvent event(GetId()); event.SetEventObject(this); event.SetChangedWindow(wxFindWinFromHandle(hWndPalChange)); @@ -3383,6 +3468,29 @@ bool wxWindowMSW::HandlePaletteChanged(WXHWND hWndPalChange) bool wxWindowMSW::HandleQueryNewPalette() { + +#if wxUSE_PALETTE + // check to see if we our our parents have a custom palette + wxWindow *win = this; + while (!win->HasCustomPalette() && win->GetParent()) win = win->GetParent(); + if (win->HasCustomPalette()) { + /* realize the palette to see whether redrawing is needed */ + HDC hdc = GetDC((HWND) GetHWND()); + win->m_palette.SetHPALETTE( (WXHPALETTE) + ::SelectPalette(hdc, (HPALETTE) win->m_palette.GetHPALETTE(), FALSE) ); + + int result = ::RealizePalette(hdc); + /* restore the palette (before releasing the DC) */ + win->m_palette.SetHPALETTE( (WXHPALETTE) + ::SelectPalette(hdc, (HPALETTE) win->m_palette.GetHPALETTE(), TRUE) ); + ::RealizePalette(hdc); + ::ReleaseDC((HWND) GetHWND(), hdc); + /* now check for the need to redraw */ + if (result > 0) + ::InvalidateRect((HWND) GetHWND(), NULL, TRUE); + } +#endif // wxUSE_PALETTE + wxQueryNewPaletteEvent event(GetId()); event.SetEventObject(this); @@ -3390,22 +3498,112 @@ bool wxWindowMSW::HandleQueryNewPalette() } // Responds to colour changes: passes event on to children. -void wxWindowMSW::OnSysColourChanged(wxSysColourChangedEvent& event) +void wxWindowMSW::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event)) { - wxNode *node = GetChildren().First(); + // the top level window also reset the standard colour map as it might have + // changed (there is no need to do it for the non top level windows as we + // only have to do it once) + if ( IsTopLevel() ) + { + // FIXME-MT + gs_hasStdCmap = FALSE; + } + wxWindowList::Node *node = GetChildren().GetFirst(); while ( node ) { - // Only propagate to non-top-level windows - wxWindow *win = (wxWindow *)node->Data(); - if ( win->GetParent() ) + // Only propagate to non-top-level windows because Windows already + // sends this event to all top-level ones + wxWindow *win = node->GetData(); + if ( !win->IsTopLevel() ) { - wxSysColourChangedEvent event2; - event.m_eventObject = win; - win->GetEventHandler()->ProcessEvent(event2); + // we need to send the real WM_SYSCOLORCHANGE and not just trigger + // EVT_SYS_COLOUR_CHANGED call because the latter wouldn't work for + // the standard controls + ::SendMessage(GetHwndOf(win), WM_SYSCOLORCHANGE, 0, 0); } - node = node->Next(); + node = node->GetNext(); + } + + // update the colours we use if they were not set explicitly by the user: + // this must be done or OnCtlColor() would continue to use the old colours + if ( !m_hasFgCol ) + { + m_foregroundColour = wxSystemSettings:: + GetSystemColour(wxSYS_COLOUR_WINDOWTEXT); + } + + if ( !m_hasBgCol ) + { + m_backgroundColour = wxSystemSettings:: + GetSystemColour(wxSYS_COLOUR_BTNFACE); + } +} + +extern wxCOLORMAP *wxGetStdColourMap() +{ + static COLORREF s_stdColours[wxSTD_COL_MAX]; + static wxCOLORMAP s_cmap[wxSTD_COL_MAX]; + + if ( !gs_hasStdCmap ) + { + static bool s_coloursInit = FALSE; + + if ( !s_coloursInit ) + { + // When a bitmap is loaded, the RGB values can change (apparently + // because Windows adjusts them to care for the old programs always + // using 0xc0c0c0 while the transparent colour for the new Windows + // versions is different). But we do this adjustment ourselves so + // we want to avoid Windows' "help" and for this we need to have a + // reference bitmap which can tell us what the RGB values change + // to. + wxBitmap stdColourBitmap(_T("wxBITMAP_STD_COLOURS")); + if ( stdColourBitmap.Ok() ) + { + // the pixels in the bitmap must correspond to wxSTD_COL_XXX! + wxASSERT_MSG( stdColourBitmap.GetWidth() == wxSTD_COL_MAX, + _T("forgot to update wxBITMAP_STD_COLOURS!") ); + + wxMemoryDC memDC; + memDC.SelectObject(stdColourBitmap); + + wxColour colour; + for ( size_t i = 0; i < WXSIZEOF(s_stdColours); i++ ) + { + memDC.GetPixel(i, 0, &colour); + s_stdColours[i] = wxColourToRGB(colour); + } + } + else // wxBITMAP_STD_COLOURS couldn't be loaded + { + s_stdColours[0] = RGB(000,000,000); // black + s_stdColours[1] = RGB(128,128,128); // dark grey + s_stdColours[2] = RGB(192,192,192); // light grey + s_stdColours[3] = RGB(255,255,255); // white + //s_stdColours[4] = RGB(000,000,255); // blue + //s_stdColours[5] = RGB(255,000,255); // magenta + } + + s_coloursInit = TRUE; + } + + gs_hasStdCmap = TRUE; + + // create the colour map +#define INIT_CMAP_ENTRY(col) \ + s_cmap[wxSTD_COL_##col].from = s_stdColours[wxSTD_COL_##col]; \ + s_cmap[wxSTD_COL_##col].to = ::GetSysColor(COLOR_##col) + + INIT_CMAP_ENTRY(BTNTEXT); + INIT_CMAP_ENTRY(BTNSHADOW); + INIT_CMAP_ENTRY(BTNFACE); + INIT_CMAP_ENTRY(BTNHIGHLIGHT); + +#undef INIT_CMAP_ENTRY } + + return s_cmap; } // --------------------------------------------------------------------------- @@ -3547,27 +3745,32 @@ bool wxWindowMSW::HandleGetMinMaxInfo(void *mmInfo) bool rc = FALSE; - if ( m_minWidth != -1 ) + int minWidth = GetMinWidth(), + minHeight = GetMinHeight(), + maxWidth = GetMaxWidth(), + maxHeight = GetMaxHeight(); + + if ( minWidth != -1 ) { - info->ptMinTrackSize.x = m_minWidth; + info->ptMinTrackSize.x = minWidth; rc = TRUE; } - if ( m_minHeight != -1 ) + if ( minHeight != -1 ) { - info->ptMinTrackSize.y = m_minHeight; + info->ptMinTrackSize.y = minHeight; rc = TRUE; } - if ( m_maxWidth != -1 ) + if ( maxWidth != -1 ) { - info->ptMaxTrackSize.x = m_maxWidth; + info->ptMaxTrackSize.x = maxWidth; rc = TRUE; } - if ( m_maxHeight != -1 ) + if ( maxHeight != -1 ) { - info->ptMaxTrackSize.y = m_maxHeight; + info->ptMaxTrackSize.y = maxHeight; rc = TRUE; } @@ -3581,7 +3784,7 @@ bool wxWindowMSW::HandleGetMinMaxInfo(void *mmInfo) bool wxWindowMSW::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control) { #if wxUSE_MENUS_NATIVE - if ( wxCurrentPopupMenu ) + if ( !cmd && wxCurrentPopupMenu ) { wxMenu *popupMenu = wxCurrentPopupMenu; wxCurrentPopupMenu = NULL; @@ -3590,18 +3793,20 @@ bool wxWindowMSW::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control) } #endif // wxUSE_MENUS_NATIVE - wxWindow *win = (wxWindow*) NULL; - if ( cmd == 0 || cmd == 1 ) // menu or accel - use id + wxWindow *win = NULL; + + // first try to find it from HWND - this works even with the broken + // programs using the same ids for different controls + if ( control ) { - // must cast to a signed type before comparing with other ids! - win = FindItem((signed short)id); + win = wxFindWinFromHandle(control); } - if (!win && control) + // try the id + if ( !win ) { - // find it from HWND - this works even with the broken programs using - // the same ids for different controls - win = wxFindWinFromHandle(control); + // must cast to a signed type before comparing with other ids! + win = FindItem((signed short)id); } if ( win ) @@ -3799,8 +4004,8 @@ bool wxWindowMSW::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam) // create the key event of the given type for the given key - used by // HandleChar and HandleKeyDown/Up wxKeyEvent wxWindowMSW::CreateKeyEvent(wxEventType evType, - int id, - WXLPARAM lParam) const + int id, + WXLPARAM lParam) const { wxKeyEvent event(evType); event.SetId(GetId()); @@ -4332,19 +4537,29 @@ extern wxWindow *wxGetWindowFromHWND(WXHWND hWnd) #endif // wxUSE_SPINCTRL #endif // Win32 - - if ( !win ) - { - // hwnd is not a wxWindow, try its parent next below - hwnd = ::GetParent(hwnd); - } } } while ( hwnd && !win ) { - win = wxFindWinFromHandle((WXHWND)hwnd); + // this is a really ugly hack needed to avoid mistakenly returning the + // parent frame wxWindow for the find/replace modeless dialog HWND - + // this, in turn, is needed to call IsDialogMessage() from + // wxApp::ProcessMessage() as for this we must return NULL from here + // + // FIXME: this is clearly not the best way to do it but I think we'll + // need to change HWND <-> wxWindow code more heavily than I can + // do it now to fix it +#ifndef __WXMICROWIN__ + if ( ::GetWindow(hwnd, GW_OWNER) ) + { + // it's a dialog box, don't go upwards + break; + } +#endif + hwnd = ::GetParent(hwnd); + win = wxFindWinFromHandle((WXHWND)hwnd); } return win; @@ -4934,6 +5149,7 @@ wxPoint wxGetMousePosition() { POINT pt; GetCursorPos( & pt ); + return wxPoint(pt.x, pt.y); }