X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3103e8a97e834e9793f0eb149aa82a99fd64ef9a..89579a60d7ba7da32777647ad7647af69ec4e687:/src/common/wincmn.cpp?ds=sidebyside diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp index 8dbe626e2d..82aa246a64 100644 --- a/src/common/wincmn.cpp +++ b/src/common/wincmn.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: common/window.cpp +// Name: src/common/window.cpp // Purpose: common (to all ports) wxWindow functions // Author: Julian Smart, Vadim Zeitlin // Modified by: @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "windowbase.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -33,7 +29,6 @@ #include "wx/log.h" #include "wx/intl.h" #include "wx/frame.h" - #include "wx/defs.h" #include "wx/window.h" #include "wx/control.h" #include "wx/checkbox.h" @@ -44,18 +39,12 @@ #include "wx/dialog.h" #include "wx/msgdlg.h" #include "wx/statusbr.h" + #include "wx/toolbar.h" #include "wx/dcclient.h" -#endif //WX_PRECOMP - -#if defined(__WXMAC__) && wxUSE_SCROLLBAR #include "wx/scrolbar.h" -#endif - -#if wxUSE_CONSTRAINTS #include "wx/layout.h" -#endif // wxUSE_CONSTRAINTS - -#include "wx/sizer.h" + #include "wx/sizer.h" +#endif //WX_PRECOMP #if wxUSE_DRAG_AND_DROP #include "wx/dnd.h" @@ -77,14 +66,28 @@ #include "wx/caret.h" #endif // wxUSE_CARET -#if wxUSE_DISPLAY - #include "wx/display.h" -#endif - #if wxUSE_SYSTEM_OPTIONS #include "wx/sysopt.h" #endif +// For reporting compile- and runtime version of GTK+ in the ctrl+alt+mclick dialog. +// The gtk includes don't pull any other headers in, at least not on my system - MR +#ifdef __WXGTK__ + #ifdef __WXGTK20__ + #include + #else + #include + #endif + extern const unsigned int gtk_major_version; + extern const unsigned int gtk_minor_version; + extern const unsigned int gtk_micro_version; +#endif + +#include "wx/platinfo.h" + +// Windows List +WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows; + // ---------------------------------------------------------------------------- // static data // ---------------------------------------------------------------------------- @@ -215,9 +218,6 @@ wxWindowBase::wxWindowBase() // VZ: this one shouldn't exist... m_isBeingDeleted = false; - - // Reserved for future use - m_windowReserved = NULL; } // common part of window creation process @@ -293,11 +293,6 @@ wxWindowBase::~wxWindowBase() // reset the dangling pointer our parent window may keep to us if ( m_parent ) { - if ( m_parent->GetDefaultItem() == this ) - { - m_parent->SetDefaultItem(NULL); - } - m_parent->RemoveChild(this); } @@ -390,148 +385,18 @@ bool wxWindowBase::DestroyChildren() // ---------------------------------------------------------------------------- // centre the window with respect to its parent in either (or both) directions -void wxWindowBase::Centre(int direction) +void wxWindowBase::DoCentre(int dir) { - // the position/size of the parent window or of the entire screen - wxPoint posParent; - int widthParent, heightParent; - - wxWindow *parent = NULL; - wxTopLevelWindow *winTop = NULL; - - if ( !(direction & wxCENTRE_ON_SCREEN) ) - { - // find the parent to centre this window on: it should be the - // immediate parent for the controls but the top level parent for the - // top level windows (like dialogs) - parent = GetParent(); - if ( IsTopLevel() ) - { - while ( parent && !parent->IsTopLevel() ) - { - parent = parent->GetParent(); - } - } - - // there is no wxTopLevelWindow under wxMotif yet -#ifndef __WXMOTIF__ - // we shouldn't center the dialog on the iconized window: under - // Windows, for example, this places it completely off the screen - if ( parent ) - { - winTop = wxDynamicCast(parent, wxTopLevelWindow); - if ( winTop && winTop->IsIconized() ) - { - winTop = NULL; - parent = NULL; - } - } -#endif // __WXMOTIF__ - - // did we find the parent? - if ( !parent ) - { - // no other choice - direction |= wxCENTRE_ON_SCREEN; - } - } - - if ( direction & wxCENTRE_ON_SCREEN ) - { - //RN: If we are using wxDisplay we get - //the dimensions of the monitor the window is on, - //otherwise we get the dimensions of the primary monitor - //FIXME: wxDisplay::GetFromWindow only implemented on MSW -#if wxUSE_DISPLAY && defined(__WXMSW__) - int nDisplay = wxDisplay::GetFromWindow((wxWindow*)this); - if(nDisplay != wxNOT_FOUND) - { - wxDisplay windowDisplay(nDisplay); - wxRect displayRect = windowDisplay.GetGeometry(); - widthParent = displayRect.width; - heightParent = displayRect.height; - } - else -#endif - // centre with respect to the whole screen - wxDisplaySize(&widthParent, &heightParent); - } - else - { - if ( IsTopLevel() ) - { - if(winTop) - winTop->GetRectForTopLevelChildren(&posParent.x, &posParent.y, &widthParent, &heightParent); - else - { - // centre on the parent - parent->GetSize(&widthParent, &heightParent); - - // adjust to the parents position - posParent = parent->GetPosition(); - } - } - else - { - // centre inside the parents client rectangle - parent->GetClientSize(&widthParent, &heightParent); - } - } - - int width, height; - GetSize(&width, &height); - - int xNew = wxDefaultCoord, - yNew = wxDefaultCoord; - - if ( direction & wxHORIZONTAL ) - xNew = (widthParent - width)/2; - - if ( direction & wxVERTICAL ) - yNew = (heightParent - height)/2; + wxCHECK_RET( !(dir & wxCENTRE_ON_SCREEN) && GetParent(), + _T("this method only implements centering child windows") ); - xNew += posParent.x; - yNew += posParent.y; - - // FIXME: This needs to get the client display rect of the display - // the window is (via wxDisplay::GetFromWindow). - - // Base size of the visible dimensions of the display - // to take into account the taskbar. And the Mac menu bar at top. - wxRect clientrect = wxGetClientDisplayRect(); - - // NB: in wxMSW, negative position may not necessarily mean "out of screen", - // but it may mean that the window is placed on other than the main - // display. Therefore we only make sure centered window is on the main display - // if the parent is at least partially present here. - if (posParent.x + widthParent >= 0) // if parent is (partially) on the main display - { - if (xNew < clientrect.GetLeft()) - xNew = clientrect.GetLeft(); - else if (xNew + width > clientrect.GetRight()) - xNew = clientrect.GetRight() - width; - } - if (posParent.y + heightParent >= 0) // if parent is (partially) on the main display - { - if (yNew + height > clientrect.GetBottom()) - yNew = clientrect.GetBottom() - height; - - // Make certain that the title bar is initially visible - // always, even if this would push the bottom of the - // dialog off the visible area of the display - if (yNew < clientrect.GetTop()) - yNew = clientrect.GetTop(); - } - - // move the window to this position (keeping the old size but using - // SetSize() and not Move() to allow xNew and/or yNew to be wxDefaultCoord) - SetSize(xNew, yNew, width, height, wxSIZE_ALLOW_MINUS_ONE); + SetSize(GetRect().CentreIn(GetParent()->GetClientSize(), dir)); } // fits the window around the children void wxWindowBase::Fit() { - if ( GetChildren().GetCount() > 0 ) + if ( !GetChildren().empty() ) { SetSize(GetBestSize()); } @@ -570,8 +435,10 @@ void wxWindowBase::InvalidateBestSize() m_bestSizeCache = wxDefaultSize; // parent's best size calculation may depend on its children's - // best sizes, so let's invalidate it as well to be safe: - if (m_parent) + // as long as child window we are in is not top level window itself + // (because the TLW size is never resized automatically) + // so let's invalidate it as well to be safe: + if (m_parent && !IsTopLevel()) m_parent->InvalidateBestSize(); } @@ -582,7 +449,7 @@ wxSize wxWindowBase::DoGetBestSize() const if ( m_windowSizer ) { - best = m_windowSizer->GetMinSize(); + best = GetWindowSizeForVirtualSize(m_windowSizer->GetMinSize()); } #if wxUSE_CONSTRAINTS else if ( m_constraints ) @@ -627,7 +494,8 @@ wxSize wxWindowBase::DoGetBestSize() const #endif ) { - // our minimal acceptable size is such that all our visible child windows fit inside + // our minimal acceptable size is such that all our visible child + // windows fit inside int maxX = 0, maxY = 0; @@ -636,9 +504,10 @@ wxSize wxWindowBase::DoGetBestSize() const node = node->GetNext() ) { wxWindow *win = node->GetData(); - if ( win->IsTopLevel() || ( ! win->IsShown() ) + if ( win->IsTopLevel() + || !win->IsShown() #if wxUSE_STATUSBAR - || wxDynamicCast(win, wxStatusBar) + || wxDynamicCast(win, wxStatusBar) #endif // wxUSE_STATUSBAR ) { @@ -665,11 +534,6 @@ wxSize wxWindowBase::DoGetBestSize() const maxY = wy + wh; } - // for compatibility with the old versions and because it really looks - // slightly more pretty like this, add a pad - maxX += 7; - maxY += 14; - best = wxSize(maxX, maxY); } else // ! has children @@ -682,11 +546,15 @@ wxSize wxWindowBase::DoGetBestSize() const // then, when the containing window is shrunk back (because our initial // best size had been used for computing the parent min size), we can't // be shrunk back any more because our best size is now bigger - if ( !GetMinSize().IsFullySpecified() ) - wxConstCast(this, wxWindowBase)->SetMinSize(GetSize()); + wxSize size = GetMinSize(); + if ( !size.IsFullySpecified() ) + { + size.SetDefaults(GetSize()); + wxConstCast(this, wxWindowBase)->SetMinSize(size); + } // return as-is, unadjusted by the client size difference. - return GetMinSize(); + return size; } // Add any difference between size and client size @@ -820,19 +688,31 @@ void wxWindowBase::DoSetVirtualSize( int x, int y ) wxSize wxWindowBase::DoGetVirtualSize() const { - if ( m_virtualSize.IsFullySpecified() ) - return m_virtualSize; - + // we should use the entire client area so if it is greater than our + // virtual size, expand it to fit (otherwise if the window is big enough we + // wouldn't be using parts of it) wxSize size = GetClientSize(); - if ( m_virtualSize.x != wxDefaultCoord ) + if ( m_virtualSize.x > size.x ) size.x = m_virtualSize.x; - if ( m_virtualSize.y != wxDefaultCoord ) + if ( m_virtualSize.y >= size.y ) size.y = m_virtualSize.y; return size; } +void wxWindowBase::DoGetScreenPosition(int *x, int *y) const +{ + // screen position is the same as (0, 0) in client coords for non TLWs (and + // TLWs override this method) + if ( x ) + *x = 0; + if ( y ) + *y = 0; + + ClientToScreen(x, y); +} + // ---------------------------------------------------------------------------- // show/hide/enable/disable the window // ---------------------------------------------------------------------------- @@ -1583,7 +1463,10 @@ void wxWindowBase::SetHelpTextForId(const wxString& text) } // get the help string associated with this window (may be empty) -wxString wxWindowBase::GetHelpText() const +// default implementation forwards calls to the help provider +wxString +wxWindowBase::GetHelpTextAtPoint(const wxPoint & WXUNUSED(pt), + wxHelpEvent::Origin WXUNUSED(origin)) const { wxString text; wxHelpProvider *helpProvider = wxHelpProvider::Get(); @@ -1601,7 +1484,7 @@ void wxWindowBase::OnHelp(wxHelpEvent& event) wxHelpProvider *helpProvider = wxHelpProvider::Get(); if ( helpProvider ) { - if ( helpProvider->ShowHelp(this) ) + if ( helpProvider->ShowHelpAtPoint(this, event.GetPosition(), event.GetOrigin()) ) { // skip the event.Skip() below return; @@ -1637,10 +1520,13 @@ void wxWindowBase::SetToolTip( const wxString &tip ) void wxWindowBase::DoSetToolTip(wxToolTip *tooltip) { - if ( m_tooltip ) - delete m_tooltip; + if ( m_tooltip != tooltip ) + { + if ( m_tooltip ) + delete m_tooltip; - m_tooltip = tooltip; + m_tooltip = tooltip; + } } #endif // wxUSE_TOOLTIPS @@ -1823,7 +1709,7 @@ bool wxWindowBase::Layout() // If there is a sizer, use it instead of the constraints if ( GetSizer() ) { - int w, h; + int w = 0, h = 0; GetVirtualSize(&w, &h); GetSizer()->SetDimension( 0, 0, w, h ); } @@ -2112,44 +1998,13 @@ void wxWindowBase::UpdateWindowUI(long flags) } // do the window-specific processing after processing the update event -// TODO: take specific knowledge out of this function and -// put in each control's base class. Unfortunately we don't -// yet have base implementation files for wxCheckBox and wxRadioButton. void wxWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event) { if ( event.GetSetEnabled() ) Enable(event.GetEnabled()); -#if wxUSE_CONTROLS - if ( event.GetSetText() ) - { - wxControl *control = wxDynamicCastThis(wxControl); - if ( control ) - { - if ( event.GetText() != control->GetLabel() ) - control->SetLabel(event.GetText()); - } - } -#endif // wxUSE_CONTROLS - - if ( event.GetSetChecked() ) - { -#if wxUSE_CHECKBOX - wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox); - if ( checkbox ) - { - checkbox->SetValue(event.GetChecked()); - } -#endif // wxUSE_CHECKBOX - -#if wxUSE_RADIOBTN - wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton); - if ( radiobtn ) - { - radiobtn->SetValue(event.GetChecked()); - } -#endif // wxUSE_RADIOBTN - } + if ( event.GetSetShown() ) + Show(event.GetShown()); } #if 0 @@ -2235,66 +2090,111 @@ void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) ) UpdateWindowUI(wxUPDATE_UI_RECURSE); } -// process Ctrl-Alt-mclick -void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) +// methods for drawing the sizers in a visible way +#ifdef __WXDEBUG__ + +static void DrawSizers(wxWindowBase *win); + +static void DrawBorder(wxWindowBase *win, const wxRect& rect, bool fill = false) { -#if wxUSE_MSGDLG - if ( event.ControlDown() && event.AltDown() ) + wxClientDC dc((wxWindow *)win); + dc.SetPen(*wxRED_PEN); + dc.SetBrush(fill ? wxBrush(*wxRED, wxCROSSDIAG_HATCH): *wxTRANSPARENT_BRUSH); + dc.DrawRectangle(rect.Deflate(1, 1)); +} + +static void DrawSizer(wxWindowBase *win, wxSizer *sizer) +{ + const wxSizerItemList& items = sizer->GetChildren(); + for ( wxSizerItemList::const_iterator i = items.begin(), + end = items.end(); + i != end; + ++i ) { - // don't translate these strings - wxString port; + wxSizerItem *item = *i; + if ( item->IsSizer() ) + { + DrawBorder(win, item->GetRect().Deflate(2)); + DrawSizer(win, item->GetSizer()); + } + else if ( item->IsSpacer() ) + { + DrawBorder(win, item->GetRect().Deflate(2), true); + } + else if ( item->IsWindow() ) + { + DrawSizers(item->GetWindow()); + } + } +} + +static void DrawSizers(wxWindowBase *win) +{ + wxSizer *sizer = win->GetSizer(); + if ( sizer ) + { + DrawBorder(win, win->GetClientSize()); + DrawSizer(win, sizer); + } + else // no sizer, still recurse into the children + { + const wxWindowList& children = win->GetChildren(); + for ( wxWindowList::const_iterator i = children.begin(), + end = children.end(); + i != end; + ++i ) + { + DrawSizers(*i); + } + } +} -#ifdef __WXUNIVERSAL__ - port = _T("Univ/"); -#endif // __WXUNIVERSAL__ +#endif // __WXDEBUG__ - switch ( wxGetOsVersion() ) +// process special middle clicks +void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) +{ + if ( event.ControlDown() && event.AltDown() ) + { +#ifdef __WXDEBUG__ + // Ctrl-Alt-Shift-mclick makes the sizers visible in debug builds + if ( event.ShiftDown() ) { - case wxMOTIF_X: port += _T("Motif"); break; - case wxMAC: - case wxMAC_DARWIN: port += _T("Mac"); break; - case wxBEOS: port += _T("BeOS"); break; - case wxGTK: - case wxGTK_WIN32: - case wxGTK_OS2: - case wxGTK_BEOS: port += _T("GTK"); break; - case wxWINDOWS: - case wxPENWINDOWS: - case wxWINDOWS_NT: - case wxWIN32S: - case wxWIN95: - case wxWIN386: port += _T("MS Windows"); break; - case wxMGL_UNIX: - case wxMGL_X: - case wxMGL_WIN32: - case wxMGL_OS2: port += _T("MGL"); break; - case wxWINDOWS_OS2: - case wxOS2_PM: port += _T("OS/2"); break; - default: port += _T("unknown"); break; + DrawSizers(this); + return; } +#endif // __WXDEBUG__ - wxMessageBox(wxString::Format( - _T( - " wxWidgets Library (%s port)\nVersion %u.%u.%u%s%s, compiled at %s %s\n Copyright (c) 1995-2005 wxWidgets team" - ), - port.c_str(), - wxMAJOR_VERSION, - wxMINOR_VERSION, - wxRELEASE_NUMBER, +#if wxUSE_MSGDLG + // don't translate these strings, they're for diagnostics purposes only + wxString msg; + msg.Printf(_T("wxWidgets Library (%s port)\n") + _T("Version %d.%d.%d%s%s, compiled at %s %s%s\n") + _T("Copyright (c) 1995-2006 wxWidgets team"), + wxPlatformInfo().GetPortIdName().c_str(), + wxMAJOR_VERSION, + wxMINOR_VERSION, + wxRELEASE_NUMBER, #if wxUSE_UNICODE - L" (Unicode)", + L" (Unicode)", #else - "", + wxEmptyString, #endif #ifdef __WXDEBUG__ - _T(" Debug build"), + _T(" Debug build"), #else - wxEmptyString, + wxEmptyString, #endif - __TDATE__, - __TTIME__ - ), - _T("wxWidgets information"), + __TDATE__, + __TTIME__, +#ifdef __WXGTK__ + wxString::Format(_T("\nagainst GTK+ %d.%d.%d. Runtime GTK+ version: %d.%d.%d"), GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION, gtk_major_version, gtk_minor_version, gtk_micro_version).c_str() +#else + wxEmptyString +#endif + ); + + wxMessageBox(msg, _T("wxWidgets information"), wxICON_INFORMATION | wxOK, (wxWindow *)this); } @@ -2341,8 +2241,8 @@ wxAccessible* wxWindowBase::CreateAccessible() #if wxUSE_STL -#include -WX_DEFINE_LIST(wxWindowList); +#include "wx/listimpl.cpp" +WX_DEFINE_LIST(wxWindowList) #else @@ -2402,10 +2302,16 @@ struct WXDLLEXPORT wxWindowNext wxWindow *win; wxWindowNext *next; } *wxWindowBase::ms_winCaptureNext = NULL; +wxWindow *wxWindowBase::ms_winCaptureCurrent = NULL; +bool wxWindowBase::ms_winCaptureChanging = false; void wxWindowBase::CaptureMouse() { - wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), this); + wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), wx_static_cast(void*, this)); + + wxASSERT_MSG( !ms_winCaptureChanging, _T("recursive CaptureMouse call?") ); + + ms_winCaptureChanging = true; wxWindow *winOld = GetCapture(); if ( winOld ) @@ -2421,19 +2327,28 @@ void wxWindowBase::CaptureMouse() //else: no mouse capture to save DoCaptureMouse(); + ms_winCaptureCurrent = (wxWindow*)this; + + ms_winCaptureChanging = false; } void wxWindowBase::ReleaseMouse() { - wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), this); + wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), wx_static_cast(void*, this)); + + wxASSERT_MSG( !ms_winCaptureChanging, _T("recursive ReleaseMouse call?") ); wxASSERT_MSG( GetCapture() == this, wxT("attempt to release mouse, but this window hasn't captured it") ); + ms_winCaptureChanging = true; + DoReleaseMouse(); + ms_winCaptureCurrent = NULL; if ( ms_winCaptureNext ) { ((wxWindowBase*)ms_winCaptureNext->win)->DoCaptureMouse(); + ms_winCaptureCurrent = ms_winCaptureNext->win; wxWindowNext *item = ms_winCaptureNext; ms_winCaptureNext = item->next; @@ -2441,9 +2356,49 @@ void wxWindowBase::ReleaseMouse() } //else: stack is empty, no previous capture + ms_winCaptureChanging = false; + wxLogTrace(_T("mousecapture"), (const wxChar *) _T("After ReleaseMouse() mouse is captured by %p"), - GetCapture()); + wx_static_cast(void*, GetCapture())); +} + +static void DoNotifyWindowAboutCaptureLost(wxWindow *win) +{ + wxMouseCaptureLostEvent event(win->GetId()); + event.SetEventObject(win); + if ( !win->GetEventHandler()->ProcessEvent(event) ) + { + wxFAIL_MSG( _T("window that captured the mouse didn't process wxEVT_MOUSE_CAPTURE_LOST") ); + } +} + +/* static */ +void wxWindowBase::NotifyCaptureLost() +{ + // don't do anything if capture lost was expected, i.e. resulted from + // a wx call to ReleaseMouse or CaptureMouse: + if ( ms_winCaptureChanging ) + return; + + // if the capture was lost unexpectedly, notify every window that has + // capture (on stack or current) about it and clear the stack: + + if ( ms_winCaptureCurrent ) + { + DoNotifyWindowAboutCaptureLost(ms_winCaptureCurrent); + ms_winCaptureCurrent = NULL; + } + + while ( ms_winCaptureNext ) + { + wxWindowNext *item = ms_winCaptureNext; + ms_winCaptureNext = item->next; + + DoNotifyWindowAboutCaptureLost(item->win); + + delete item; + } } #if wxUSE_HOTKEY @@ -2497,7 +2452,7 @@ bool wxWindowBase::TryValidator(wxEvent& wxVALIDATOR_PARAM(event)) bool wxWindowBase::TryParent(wxEvent& event) { - // carry on up the parent-child hierarchy if the propgation count hasn't + // carry on up the parent-child hierarchy if the propagation count hasn't // reached zero yet if ( event.ShouldPropagate() ) { @@ -2864,7 +2819,7 @@ wxAccStatus wxWindowAccessible::GetDescription(int WXUNUSED(childId), wxString* if (!GetWindow()) return wxACC_FAIL; - wxString ht(GetWindow()->GetHelpText()); + wxString ht(GetWindow()->GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Keyboard)); if (!ht.empty()) { *description = ht; @@ -2880,7 +2835,7 @@ wxAccStatus wxWindowAccessible::GetHelpText(int WXUNUSED(childId), wxString* hel if (!GetWindow()) return wxACC_FAIL; - wxString ht(GetWindow()->GetHelpText()); + wxString ht(GetWindow()->GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Keyboard)); if (!ht.empty()) { *helpText = ht;