X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ac8d0c118b7403e2838e75124b442051299e6f6c..c8058a09e5147657342e02e50cf471d7b751abc1:/src/common/wincmn.cpp diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp index dc4f307488..200adf03af 100644 --- a/src/common/wincmn.cpp +++ b/src/common/wincmn.cpp @@ -1,11 +1,11 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: common/window.cpp +// Name: src/common/window.cpp // Purpose: common (to all ports) wxWindow functions // Author: Julian Smart, Vadim Zeitlin // Modified by: // Created: 13/07/98 // RCS-ID: $Id$ -// Copyright: (c) wxWindows team +// Copyright: (c) wxWidgets team // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -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" @@ -44,14 +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 wxUSE_CONSTRAINTS + #include "wx/scrolbar.h" #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" @@ -73,11 +66,32 @@ #include "wx/caret.h" #endif // wxUSE_CARET +#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 +#endif + +#include "wx/platinfo.h" + +// Windows List +WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows; + // ---------------------------------------------------------------------------- // static data // ---------------------------------------------------------------------------- -#if defined(__WXPM__) +#if defined(__WXPALMOS__) +int wxWindowBase::ms_lastControlId = 32767; +#elif defined(__WXPM__) int wxWindowBase::ms_lastControlId = 2000; #else int wxWindowBase::ms_lastControlId = -200; @@ -95,7 +109,7 @@ BEGIN_EVENT_TABLE(wxWindowBase, wxEvtHandler) EVT_MIDDLE_DOWN(wxWindowBase::OnMiddleClick) #if wxUSE_HELP - EVT_HELP(-1, wxWindowBase::OnHelp) + EVT_HELP(wxID_ANY, wxWindowBase::OnHelp) #endif // wxUSE_HELP END_EVENT_TABLE() @@ -109,21 +123,24 @@ END_EVENT_TABLE() // ---------------------------------------------------------------------------- // the default initialization -void wxWindowBase::InitBase() +wxWindowBase::wxWindowBase() { // no window yet, no parent nor children m_parent = (wxWindow *)NULL; - m_windowId = -1; + m_windowId = wxID_ANY; // no constraints on the minimal window size m_minWidth = + m_maxWidth = wxDefaultCoord; m_minHeight = - m_maxWidth = - m_maxHeight = -1; + m_maxHeight = wxDefaultCoord; - // window is created enabled but it's not visible yet - m_isShown = FALSE; - m_isEnabled = TRUE; + // invalidiated cache value + m_bestSizeCache = wxDefaultSize; + + // window are created enabled and visible by default + m_isShown = + m_isEnabled = true; // the default event handler is just this window m_eventHandler = this; @@ -133,28 +150,21 @@ void wxWindowBase::InitBase() m_windowValidator = (wxValidator *) NULL; #endif // wxUSE_VALIDATORS - // use the system default colours - m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE); - m_foregroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT); - - // don't set the font here for wxMSW as we don't call WM_SETFONT here and - // so the font is *not* really set - but calls to SetFont() later won't do - // anything because m_font appears to be already set! -#ifndef __WXMSW__ - m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); -#endif // __WXMSW__ - - // the colours/fonts are default for now + // the colours/fonts are default for now, so leave m_font, + // m_backgroundColour and m_foregroundColour uninitialized and set those m_hasBgCol = m_hasFgCol = - m_hasFont = FALSE; - - m_isBeingDeleted = FALSE; + m_hasFont = false; + m_inheritBgCol = + m_inheritFgCol = + m_inheritFont = false; // no style bits m_exStyle = m_windowStyle = 0; + m_backgroundStyle = wxBG_STYLE_SYSTEM; + #if wxUSE_CONSTRAINTS // no constraints whatsoever m_constraints = (wxLayoutConstraints *) NULL; @@ -163,7 +173,7 @@ void wxWindowBase::InitBase() m_windowSizer = (wxSizer *) NULL; m_containingSizer = (wxSizer *) NULL; - m_autoLayout = FALSE; + m_autoLayout = false; #if wxUSE_DRAG_AND_DROP m_dropTarget = (wxDropTarget *)NULL; @@ -178,7 +188,7 @@ void wxWindowBase::InitBase() #endif // wxUSE_CARET #if wxUSE_PALETTE - m_hasCustomPalette = FALSE; + m_hasCustomPalette = false; #endif // wxUSE_PALETTE #if wxUSE_ACCESSIBILITY @@ -187,13 +197,26 @@ void wxWindowBase::InitBase() m_virtualSize = wxDefaultSize; + m_scrollHelper = (wxScrollHelper *) NULL; + m_minVirtualWidth = + m_maxVirtualWidth = wxDefaultCoord; m_minVirtualHeight = - m_maxVirtualWidth = - m_maxVirtualHeight = -1; + m_maxVirtualHeight = wxDefaultCoord; + + m_windowVariant = wxWINDOW_VARIANT_NORMAL; +#if wxUSE_SYSTEM_OPTIONS + if ( wxSystemOptions::HasOption(wxWINDOW_DEFAULT_VARIANT) ) + { + m_windowVariant = (wxWindowVariant) wxSystemOptions::GetOptionInt( wxWINDOW_DEFAULT_VARIANT ) ; + } +#endif // Whether we're using the current theme for this window (wxGTK only for now) - m_themeEnabled = FALSE; + m_themeEnabled = false; + + // VZ: this one shouldn't exist... + m_isBeingDeleted = false; } // common part of window creation process @@ -218,15 +241,19 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent, // ids are limited to 16 bits under MSW so if you care about portability, // it's not a good idea to use ids out of this range (and negative ids are - // reserved for wxWindows own usage) + // reserved for wxWidgets own usage) wxASSERT_MSG( id == wxID_ANY || (id >= 0 && id < 32767), _T("invalid id value") ); // generate a new id if the user doesn't care about it m_windowId = id == wxID_ANY ? NewControlId() : id; + // don't use SetWindowStyleFlag() here, this function should only be called + // to change the flag after creation as it tries to reflect the changes in + // flags by updating the window dynamically and we don't need this here + m_windowStyle = style; + SetName(name); - SetWindowStyleFlag(style); SetParent(parent); #if wxUSE_VALIDATORS @@ -241,7 +268,29 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent, SetExtraStyle(GetExtraStyle() | wxWS_EX_VALIDATE_RECURSIVELY); } - return TRUE; + return true; +} + +bool wxWindowBase::ToggleWindowStyle(int flag) +{ + wxASSERT_MSG( flag, _T("flags with 0 value can't be toggled") ); + + bool rc; + long style = GetWindowStyleFlag(); + if ( style & flag ) + { + style &= ~flag; + rc = false; + } + else // currently off + { + style |= flag; + rc = true; + } + + SetWindowStyleFlag(style); + + return rc; } // ---------------------------------------------------------------------------- @@ -266,16 +315,9 @@ wxWindowBase::~wxWindowBase() wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") ); - // reset the dangling pointer our parent window may keep to us + // notify the parent about this window destruction if ( m_parent ) - { - if ( m_parent->GetDefaultItem() == this ) - { - m_parent->SetDefaultItem(NULL); - } - m_parent->RemoveChild(this); - } #if wxUSE_CARET delete m_caret; @@ -318,11 +360,19 @@ wxWindowBase::~wxWindowBase() #endif } +void wxWindowBase::SendDestroyEvent() +{ + wxWindowDestroyEvent event; + event.SetEventObject(this); + event.SetId(GetId()); + GetEventHandler()->ProcessEvent(event); +} + bool wxWindowBase::Destroy() { delete this; - return TRUE; + return true; } bool wxWindowBase::Close(bool force) @@ -331,7 +381,7 @@ bool wxWindowBase::Close(bool force) event.SetEventObject(this); event.SetCanVeto(!force); - // return FALSE if window wasn't closed because the application vetoed the + // return false if window wasn't closed because the application vetoed the // close event return GetEventHandler()->ProcessEvent(event) && !event.GetVeto(); } @@ -348,13 +398,17 @@ bool wxWindowBase::DestroyChildren() wxWindow *child = node->GetData(); - child->Destroy(); + // note that we really want to call delete and not ->Destroy() here + // because we want to delete the child immediately, before we are + // deleted, and delayed deletion would result in problems as our (top + // level) child could outlive its parent + delete child; wxASSERT_MSG( !GetChildren().Find(child), wxT("child didn't remove itself using RemoveChild()") ); } - return TRUE; + return true; } // ---------------------------------------------------------------------------- @@ -362,126 +416,20 @@ 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; - - 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 ) - { - wxTopLevelWindow *winTop = wxDynamicCast(parent, wxTopLevelWindow); - if ( winTop && winTop->IsIconized() ) - { - parent = NULL; - } - } -#endif // __WXMOTIF__ - - // did we find the parent? - if ( !parent ) - { - // no other choice - direction |= wxCENTRE_ON_SCREEN; - } - } - - if ( direction & wxCENTRE_ON_SCREEN ) - { - // centre with respect to the whole screen - wxDisplaySize(&widthParent, &heightParent); - } - else - { - if ( IsTopLevel() ) - { - // 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 = -1, - yNew = -1; - - if ( direction & wxHORIZONTAL ) - xNew = (widthParent - width)/2; + wxCHECK_RET( !(dir & wxCENTRE_ON_SCREEN) && GetParent(), + _T("this method only implements centering child windows") ); - if ( direction & wxVERTICAL ) - yNew = (heightParent - height)/2; - - xNew += posParent.x; - yNew += posParent.y; - - // Base size of the visible dimensions of the display - // to take into account the taskbar - wxRect rect = wxGetClientDisplayRect(); - wxSize size (rect.width,rect.height); - - // NB: in wxMSW, negative position may not neccessary 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 < 0) - xNew = 0; - else if (xNew+width > size.x) - xNew = size.x-width-1; - } - if (posParent.y + heightParent >= 0) // if parent is (partially) on the main display - { - if (yNew+height > size.y) - yNew = size.y-height-1; - - // Make certain that the title bar is initially visible - // always, even if this would push the bottom of the - // dialog of the visible area of the display - if (yNew < 0) - yNew = 0; - } - - // move the window to this position (keeping the old size but using - // SetSize() and not Move() to allow xNew and/or yNew to be -1) - 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() ) { - SetClientSize(DoGetBestSize()); + SetSize(GetBestSize()); } //else: do nothing if we have no children } @@ -495,12 +443,44 @@ void wxWindowBase::FitInside() } } +// On Mac, scrollbars are explicitly children. +#ifdef __WXMAC__ +static bool wxHasRealChildren(const wxWindowBase* win) +{ + int realChildCount = 0; + + for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst(); + node; + node = node->GetNext() ) + { + wxWindow *win = node->GetData(); + if ( !win->IsTopLevel() && win->IsShown() && !win->IsKindOf(CLASSINFO(wxScrollBar))) + realChildCount ++; + } + return (realChildCount > 0); +} +#endif + +void wxWindowBase::InvalidateBestSize() +{ + m_bestSizeCache = wxDefaultSize; + + // parent's best size calculation may depend on its children's + // 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(); +} + // return the size best suited for the current window wxSize wxWindowBase::DoGetBestSize() const { + wxSize best; + if ( m_windowSizer ) { - return m_windowSizer->GetMinSize(); + best = m_windowSizer->GetMinSize(); } #if wxUSE_CONSTRAINTS else if ( m_constraints ) @@ -536,12 +516,17 @@ wxSize wxWindowBase::DoGetBestSize() const // will never return a size bigger than the current one :-( } - return wxSize(maxX, maxY); + best = wxSize(maxX, maxY); } #endif // wxUSE_CONSTRAINTS - else if ( GetChildren().GetCount() > 0 ) + else if ( !GetChildren().empty() +#ifdef __WXMAC__ + && wxHasRealChildren(this) +#endif + ) { - // our minimal acceptable size is such that all our windows fit inside + // our minimal acceptable size is such that all our visible child + // windows fit inside int maxX = 0, maxY = 0; @@ -551,8 +536,9 @@ wxSize wxWindowBase::DoGetBestSize() const { wxWindow *win = node->GetData(); if ( win->IsTopLevel() + || !win->IsShown() #if wxUSE_STATUSBAR - || wxDynamicCast(win, wxStatusBar) + || wxDynamicCast(win, wxStatusBar) #endif // wxUSE_STATUSBAR ) { @@ -567,9 +553,9 @@ wxSize wxWindowBase::DoGetBestSize() const // if the window hadn't been positioned yet, assume that it is in // the origin - if ( wx == -1 ) + if ( wx == wxDefaultCoord ) wx = 0; - if ( wy == -1 ) + if ( wy == wxDefaultCoord ) wy = 0; win->GetSize(&ww, &wh); @@ -579,36 +565,194 @@ 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 + { + // for a generic window there is no natural best size so, if the + // minimal size is not set, use the current size but take care to + // remember it as minimal size for the next time because our best size + // should be constant: otherwise we could get into a situation when the + // window is initially at some size, then expanded to a larger size and + // 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 + wxSize size = GetMinSize(); + if ( !size.IsFullySpecified() ) + { + size.SetDefaults(GetSize()); + wxConstCast(this, wxWindowBase)->SetMinSize(size); + } - return wxSize(maxX, maxY); + // return as-is, unadjusted by the client size difference. + return size; } - else + + // Add any difference between size and client size + wxSize diff = GetSize() - GetClientSize(); + best.x += wxMax(0, diff.x); + best.y += wxMax(0, diff.y); + + return best; +} + +// helper of GetWindowBorderSize(): as many ports don't implement support for +// wxSYS_BORDER/EDGE_X/Y metrics in their wxSystemSettings, use hard coded +// fallbacks in this case +static int wxGetMetricOrDefault(wxSystemMetric what) +{ + int rc = wxSystemSettings::GetMetric(what); + if ( rc == -1 ) + { + switch ( what ) + { + case wxSYS_BORDER_X: + case wxSYS_BORDER_Y: + // 2D border is by default 1 pixel wide + rc = 1; + break; + + case wxSYS_EDGE_X: + case wxSYS_EDGE_Y: + // 3D borders are by default 2 pixels + rc = 2; + break; + + default: + wxFAIL_MSG( _T("unexpected wxGetMetricOrDefault() argument") ); + rc = 0; + } + } + + return rc; +} + +wxSize wxWindowBase::GetWindowBorderSize() const +{ + wxSize size; + + switch ( GetBorder() ) + { + case wxBORDER_NONE: + // nothing to do, size is already (0, 0) + break; + + case wxBORDER_SIMPLE: + case wxBORDER_STATIC: + size.x = wxGetMetricOrDefault(wxSYS_BORDER_X); + size.y = wxGetMetricOrDefault(wxSYS_BORDER_Y); + break; + + case wxBORDER_SUNKEN: + case wxBORDER_RAISED: + size.x = wxMax(wxGetMetricOrDefault(wxSYS_EDGE_X), + wxGetMetricOrDefault(wxSYS_BORDER_X)); + size.y = wxMax(wxGetMetricOrDefault(wxSYS_EDGE_Y), + wxGetMetricOrDefault(wxSYS_BORDER_Y)); + break; + + case wxBORDER_DOUBLE: + size.x = wxGetMetricOrDefault(wxSYS_EDGE_X) + + wxGetMetricOrDefault(wxSYS_BORDER_X); + size.y = wxGetMetricOrDefault(wxSYS_EDGE_Y) + + wxGetMetricOrDefault(wxSYS_BORDER_Y); + break; + + default: + wxFAIL_MSG(_T("Unknown border style.")); + break; + } + + // we have borders on both sides + return size*2; +} + +wxSize wxWindowBase::GetEffectiveMinSize() const +{ + // merge the best size with the min size, giving priority to the min size + wxSize min = GetMinSize(); + if (min.x == wxDefaultCoord || min.y == wxDefaultCoord) { - // for a generic window there is no natural best size - just use the - // current one - return GetSize(); + wxSize best = GetBestSize(); + if (min.x == wxDefaultCoord) min.x = best.x; + if (min.y == wxDefaultCoord) min.y = best.y; } + return min; } + +void wxWindowBase::SetInitialSize(const wxSize& size) +{ + // Set the min size to the size passed in. This will usually either be + // wxDefaultSize or the size passed to this window's ctor/Create function. + SetMinSize(size); + + // Merge the size with the best size if needed + wxSize best = GetEffectiveMinSize(); + + // If the current size doesn't match then change it + if (GetSize() != best) + SetSize(best); +} + + // by default the origin is not shifted wxPoint wxWindowBase::GetClientAreaOrigin() const { - return wxPoint(0, 0); + return wxPoint(0,0); } -// set the min/max size of the window -void wxWindowBase::SetSizeHints(int minW, int minH, - int maxW, int maxH, - int WXUNUSED(incW), int WXUNUSED(incH)) +void wxWindowBase::SetWindowVariant( wxWindowVariant variant ) { - // setting min width greater than max width leads to infinite loops under - // X11 and generally doesn't make any sense, so don't allow it - wxCHECK_RET( (minW == -1 || maxW == -1 || minW <= maxW) && - (minH == -1 || maxH == -1 || minH <= maxH), + if ( m_windowVariant != variant ) + { + m_windowVariant = variant; + + DoSetWindowVariant(variant); + } +} + +void wxWindowBase::DoSetWindowVariant( wxWindowVariant variant ) +{ + // adjust the font height to correspond to our new variant (notice that + // we're only called if something really changed) + wxFont font = GetFont(); + int size = font.GetPointSize(); + switch ( variant ) + { + case wxWINDOW_VARIANT_NORMAL: + break; + + case wxWINDOW_VARIANT_SMALL: + size *= 3; + size /= 4; + break; + + case wxWINDOW_VARIANT_MINI: + size *= 2; + size /= 3; + break; + + case wxWINDOW_VARIANT_LARGE: + size *= 5; + size /= 4; + break; + + default: + wxFAIL_MSG(_T("unexpected window variant")); + break; + } + + font.SetPointSize(size); + SetFont(font); +} + +void wxWindowBase::DoSetSizeHints( int minW, int minH, + int maxW, int maxH, + int WXUNUSED(incW), int WXUNUSED(incH) ) +{ + wxCHECK_RET( (minW == wxDefaultCoord || maxW == wxDefaultCoord || minW <= maxW) && + (minH == wxDefaultCoord || maxH == wxDefaultCoord || minH <= maxH), _T("min width/height must be less than max width/height!") ); m_minWidth = minW; @@ -617,6 +761,7 @@ void wxWindowBase::SetSizeHints(int minW, int minH, m_maxHeight = maxH; } + void wxWindowBase::SetVirtualSizeHints( int minW, int minH, int maxW, int maxH ) { @@ -628,13 +773,13 @@ void wxWindowBase::SetVirtualSizeHints( int minW, int minH, void wxWindowBase::DoSetVirtualSize( int x, int y ) { - if ( m_minVirtualWidth != -1 && m_minVirtualWidth > x ) + if ( m_minVirtualWidth != wxDefaultCoord && m_minVirtualWidth > x ) x = m_minVirtualWidth; - if ( m_maxVirtualWidth != -1 && m_maxVirtualWidth < x ) + if ( m_maxVirtualWidth != wxDefaultCoord && m_maxVirtualWidth < x ) x = m_maxVirtualWidth; - if ( m_minVirtualHeight != -1 && m_minVirtualHeight > y ) + if ( m_minVirtualHeight != wxDefaultCoord && m_minVirtualHeight > y ) y = m_minVirtualHeight; - if ( m_maxVirtualHeight != -1 && m_maxVirtualHeight < y ) + if ( m_maxVirtualHeight != wxDefaultCoord && m_maxVirtualHeight < y ) y = m_maxVirtualHeight; m_virtualSize = wxSize(x, y); @@ -642,10 +787,29 @@ void wxWindowBase::DoSetVirtualSize( int x, int y ) wxSize wxWindowBase::DoGetVirtualSize() const { - wxSize s( GetClientSize() ); + // 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 > size.x ) + size.x = m_virtualSize.x; + + 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; - return wxSize( wxMax( m_virtualSize.GetWidth(), s.GetWidth() ), - wxMax( m_virtualSize.GetHeight(), s.GetHeight() ) ); + ClientToScreen(x, y); } // ---------------------------------------------------------------------------- @@ -658,34 +822,78 @@ bool wxWindowBase::Show(bool show) { m_isShown = show; - return TRUE; + return true; } else { - return FALSE; + return false; } } -bool wxWindowBase::Enable(bool enable) +bool wxWindowBase::IsEnabled() const { - if ( enable != m_isEnabled ) - { - m_isEnabled = enable; + return IsThisEnabled() && (IsTopLevel() || !GetParent() || GetParent()->IsEnabled()); +} - return TRUE; +void wxWindowBase::NotifyWindowOnEnableChange(bool enabled) +{ +#ifndef wxHAS_NATIVE_ENABLED_MANAGEMENT + DoEnable(enabled); +#endif // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT) + + OnEnabled(enabled); + + // If we are top-level then the logic doesn't apply - otherwise + // showing a modal dialog would result in total greying out (and ungreying + // out later) of everything which would be really ugly + if ( IsTopLevel() ) + return; + + for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); + node; + node = node->GetNext() ) + { + wxWindowBase * const child = node->GetData(); + if ( !child->IsTopLevel() && child->IsThisEnabled() ) + child->NotifyWindowOnEnableChange(enabled); } - else +} + +bool wxWindowBase::Enable(bool enable) +{ + if ( enable == IsThisEnabled() ) + return false; + + m_isEnabled = enable; + +#ifdef wxHAS_NATIVE_ENABLED_MANAGEMENT + DoEnable(enable); +#else // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT) + wxWindowBase * const parent = GetParent(); + if( !IsTopLevel() && parent && !parent->IsEnabled() ) { - return FALSE; + return true; } +#endif // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT) + + NotifyWindowOnEnableChange(enable); + + return true; } + +bool wxWindowBase::IsShownOnScreen() const +{ + return IsShown() && + (GetParent() == NULL || GetParent()->IsShownOnScreen()); +} + // ---------------------------------------------------------------------------- // RTTI // ---------------------------------------------------------------------------- bool wxWindowBase::IsTopLevel() const { - return FALSE; + return false; } // ---------------------------------------------------------------------------- @@ -719,9 +927,11 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent) if ( newParent == oldParent ) { // nothing done - return FALSE; + return false; } + const bool oldEnabledState = IsEnabled(); + // unlink this window from the existing parent. if ( oldParent ) { @@ -742,7 +952,15 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent) wxTopLevelWindows.Append((wxWindow *)this); } - return TRUE; + // We need to notify window (and its subwindows) if by changing the parent + // we also change our enabled/disabled status. + const bool newEnabledState = IsEnabled(); + if ( newEnabledState != oldEnabledState ) + { + NotifyWindowOnEnableChange(newEnabledState); + } + + return true; } // ---------------------------------------------------------------------------- @@ -785,7 +1003,7 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler) bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler) { - wxCHECK_MSG( handler, FALSE, _T("RemoveEventHandler(NULL) called") ); + wxCHECK_MSG( handler, false, _T("RemoveEventHandler(NULL) called") ); wxEvtHandler *handlerPrev = NULL, *handlerCur = GetEventHandler(); @@ -808,9 +1026,11 @@ bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler) { handlerNext->SetPreviousHandler ( handlerPrev ); } + handler->SetNextHandler(NULL); + handler->SetPreviousHandler(NULL); - return TRUE; + return true; } handlerPrev = handlerCur; @@ -819,75 +1039,187 @@ bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler) wxFAIL_MSG( _T("where has the event handler gone?") ); - return FALSE; + return false; } // ---------------------------------------------------------------------------- -// cursors, fonts &c +// colours, fonts &c // ---------------------------------------------------------------------------- -bool wxWindowBase::SetBackgroundColour( const wxColour &colour ) +void wxWindowBase::InheritAttributes() { - if ( !colour.Ok() || (colour == m_backgroundColour) ) - return FALSE; + const wxWindowBase * const parent = GetParent(); + if ( !parent ) + return; - m_backgroundColour = colour; + // we only inherit attributes which had been explicitly set for the parent + // which ensures that this only happens if the user really wants it and + // not by default which wouldn't make any sense in modern GUIs where the + // controls don't all use the same fonts (nor colours) + if ( parent->m_inheritFont && !m_hasFont ) + SetFont(parent->GetFont()); - m_hasBgCol = TRUE; + // in addition, there is a possibility to explicitly forbid inheriting + // colours at each class level by overriding ShouldInheritColours() + if ( ShouldInheritColours() ) + { + if ( parent->m_inheritFgCol && !m_hasFgCol ) + SetForegroundColour(parent->GetForegroundColour()); - return TRUE; + // inheriting (solid) background colour is wrong as it totally breaks + // any kind of themed backgrounds + // + // instead, the controls should use the same background as their parent + // (ideally by not drawing it at all) +#if 0 + if ( parent->m_inheritBgCol && !m_hasBgCol ) + SetBackgroundColour(parent->GetBackgroundColour()); +#endif // 0 + } } -bool wxWindowBase::SetForegroundColour( const wxColour &colour ) +/* static */ wxVisualAttributes +wxWindowBase::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - if ( !colour.Ok() || (colour == m_foregroundColour) ) - return FALSE; + // it is important to return valid values for all attributes from here, + // GetXXX() below rely on this + wxVisualAttributes attrs; + attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); + attrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT); - m_foregroundColour = colour; + // On Smartphone/PocketPC, wxSYS_COLOUR_WINDOW is a better reflection of + // the usual background colour than wxSYS_COLOUR_BTNFACE. + // It's a pity that wxSYS_COLOUR_WINDOW isn't always a suitable background + // colour on other platforms. - m_hasFgCol = TRUE; +#if defined(__WXWINCE__) && (defined(__SMARTPHONE__) || defined(__POCKETPC__)) + attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); +#else + attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE); +#endif + return attrs; +} + +wxColour wxWindowBase::GetBackgroundColour() const +{ + if ( !m_backgroundColour.Ok() ) + { + wxASSERT_MSG( !m_hasBgCol, _T("we have invalid explicit bg colour?") ); + + // get our default background colour + wxColour colBg = GetDefaultAttributes().colBg; + + // we must return some valid colour to avoid redoing this every time + // and also to avoid surprizing the applications written for older + // wxWidgets versions where GetBackgroundColour() always returned + // something -- so give them something even if it doesn't make sense + // for this window (e.g. it has a themed background) + if ( !colBg.Ok() ) + colBg = GetClassDefaultAttributes().colBg; + + return colBg; + } + else + return m_backgroundColour; +} + +wxColour wxWindowBase::GetForegroundColour() const +{ + // logic is the same as above + if ( !m_hasFgCol && !m_foregroundColour.Ok() ) + { + wxColour colFg = GetDefaultAttributes().colFg; + + if ( !colFg.Ok() ) + colFg = GetClassDefaultAttributes().colFg; + + return colFg; + } + else + return m_foregroundColour; +} + +bool wxWindowBase::SetBackgroundColour( const wxColour &colour ) +{ + if ( colour == m_backgroundColour ) + return false; + + m_hasBgCol = colour.Ok(); + if ( m_backgroundStyle != wxBG_STYLE_CUSTOM ) + m_backgroundStyle = m_hasBgCol ? wxBG_STYLE_COLOUR : wxBG_STYLE_SYSTEM; + + m_inheritBgCol = m_hasBgCol; + m_backgroundColour = colour; + SetThemeEnabled( !m_hasBgCol && !m_foregroundColour.Ok() ); + return true; +} - return TRUE; +bool wxWindowBase::SetForegroundColour( const wxColour &colour ) +{ + if (colour == m_foregroundColour ) + return false; + + m_hasFgCol = colour.Ok(); + m_inheritFgCol = m_hasFgCol; + m_foregroundColour = colour; + SetThemeEnabled( !m_hasFgCol && !m_backgroundColour.Ok() ); + return true; } bool wxWindowBase::SetCursor(const wxCursor& cursor) { // setting an invalid cursor is ok, it means that we don't have any special // cursor - if ( m_cursor == cursor ) + if ( m_cursor.IsSameAs(cursor) ) { // no change - return FALSE; + return false; } m_cursor = cursor; - return TRUE; + return true; } -bool wxWindowBase::SetFont(const wxFont& font) +wxFont wxWindowBase::GetFont() const { - // don't try to set invalid font, always fall back to the default - const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT; + // logic is the same as in GetBackgroundColour() + if ( !m_font.Ok() ) + { + wxASSERT_MSG( !m_hasFont, _T("we have invalid explicit font?") ); + + wxFont font = GetDefaultAttributes().font; + if ( !font.Ok() ) + font = GetClassDefaultAttributes().font; - if ( fontOk == m_font ) + return font; + } + else + return m_font; +} + +bool wxWindowBase::SetFont(const wxFont& font) +{ + if ( font == m_font ) { // no change - return FALSE; + return false; } - m_font = fontOk; + m_font = font; + m_hasFont = font.Ok(); + m_inheritFont = m_hasFont; - m_hasFont = TRUE; + InvalidateBestSize(); - return TRUE; + return true; } #if wxUSE_PALETTE void wxWindowBase::SetPalette(const wxPalette& pal) { - m_hasCustomPalette = TRUE; + m_hasCustomPalette = true; m_palette = pal; // VZ: can anyone explain me what do we do here? @@ -939,7 +1271,7 @@ void wxWindowBase::SetValidator(const wxValidator& validator) m_windowValidator = (wxValidator *)validator.Clone(); if ( m_windowValidator ) - m_windowValidator->SetWindow(this) ; + m_windowValidator->SetWindow(this); } #endif // wxUSE_VALIDATORS @@ -959,12 +1291,12 @@ wxRect wxWindowBase::GetUpdateClientRect() const return rectUpdate; } -bool wxWindowBase::IsExposed(int x, int y) const +bool wxWindowBase::DoIsExposed(int x, int y) const { return m_updateRegion.Contains(x, y) != wxOutRegion; } -bool wxWindowBase::IsExposed(int x, int y, int w, int h) const +bool wxWindowBase::DoIsExposed(int x, int y, int w, int h) const { return m_updateRegion.Contains(x, y, w, h) != wxOutRegion; } @@ -984,7 +1316,7 @@ void wxWindowBase::ClearBackground() // find child window by id or name // ---------------------------------------------------------------------------- -wxWindow *wxWindowBase::FindWindow( long id ) +wxWindow *wxWindowBase::FindWindow(long id) const { if ( id == m_windowId ) return (wxWindow *)this; @@ -1000,7 +1332,7 @@ wxWindow *wxWindowBase::FindWindow( long id ) return (wxWindow *)res; } -wxWindow *wxWindowBase::FindWindow( const wxString& name ) +wxWindow *wxWindowBase::FindWindow(const wxString& name) const { if ( name == m_windowName ) return (wxWindow *)this; @@ -1132,7 +1464,7 @@ wxWindowBase::FindWindowByName(const wxString& title, const wxWindow *parent) wxWindow * wxWindowBase::FindWindowById( long id, const wxWindow* parent ) { - return wxFindWindowHelper(parent, _T(""), id, wxFindWindowCmpIds); + return wxFindWindowHelper(parent, wxEmptyString, id, wxFindWindowCmpIds); } // ---------------------------------------------------------------------------- @@ -1168,17 +1500,17 @@ bool wxWindowBase::Validate() wxValidator *validator = child->GetValidator(); if ( validator && !validator->Validate((wxWindow *)this) ) { - return FALSE; + return false; } if ( recurse && !child->Validate() ) { - return FALSE; + return false; } } #endif // wxUSE_VALIDATORS - return TRUE; + return true; } bool wxWindowBase::TransferDataToWindow() @@ -1198,7 +1530,7 @@ bool wxWindowBase::TransferDataToWindow() wxLog::FlushActive(); #endif // wxUSE_LOG - return FALSE; + return false; } if ( recurse ) @@ -1206,13 +1538,13 @@ bool wxWindowBase::TransferDataToWindow() if ( !child->TransferDataToWindow() ) { // warning already given - return FALSE; + return false; } } } #endif // wxUSE_VALIDATORS - return TRUE; + return true; } bool wxWindowBase::TransferDataFromWindow() @@ -1230,7 +1562,7 @@ bool wxWindowBase::TransferDataFromWindow() // nop warning here because the application is supposed to give // one itself - we don't know here what might have gone wrongly - return FALSE; + return false; } if ( recurse ) @@ -1238,13 +1570,13 @@ bool wxWindowBase::TransferDataFromWindow() if ( !child->TransferDataFromWindow() ) { // warning already given - return FALSE; + return false; } } } #endif // wxUSE_VALIDATORS - return TRUE; + return true; } void wxWindowBase::InitDialog() @@ -1282,7 +1614,10 @@ 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(); @@ -1300,7 +1635,7 @@ 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; @@ -1313,7 +1648,7 @@ void wxWindowBase::OnHelp(wxHelpEvent& event) #endif // wxUSE_HELP // ---------------------------------------------------------------------------- -// tooltipsroot.Replace("\\", "/"); +// tooltips // ---------------------------------------------------------------------------- #if wxUSE_TOOLTIPS @@ -1336,10 +1671,13 @@ 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 @@ -1460,12 +1798,24 @@ void wxWindowBase::DeleteRelatedConstraints() void wxWindowBase::SetSizer(wxSizer *sizer, bool deleteOld) { - if ( deleteOld ) - delete m_windowSizer; + if ( sizer == m_windowSizer) + return; + + if ( m_windowSizer ) + { + m_windowSizer->SetContainingWindow(NULL); + + if ( deleteOld ) + delete m_windowSizer; + } m_windowSizer = sizer; + if ( m_windowSizer ) + { + m_windowSizer->SetContainingWindow((wxWindow *)this); + } - SetAutoLayout( sizer != NULL ); + SetAutoLayout(m_windowSizer != NULL); } void wxWindowBase::SetSizerAndFit(wxSizer *sizer, bool deleteOld) @@ -1474,6 +1824,19 @@ void wxWindowBase::SetSizerAndFit(wxSizer *sizer, bool deleteOld) sizer->SetSizeHints( (wxWindow*) this ); } + +void wxWindowBase::SetContainingSizer(wxSizer* sizer) +{ + // adding a window to a sizer twice is going to result in fatal and + // hard to debug problems later because when deleting the second + // associated wxSizerItem we're going to dereference a dangling + // pointer; so try to detect this as early as possible + wxASSERT_MSG( !sizer || m_containingSizer != sizer, + _T("Adding a window to the same sizer twice?") ); + + m_containingSizer = sizer; +} + #if wxUSE_CONSTRAINTS void wxWindowBase::SatisfyConstraints() @@ -1506,7 +1869,7 @@ 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 ); } @@ -1518,7 +1881,7 @@ bool wxWindowBase::Layout() } #endif - return TRUE; + return true; } #if wxUSE_CONSTRAINTS @@ -1542,7 +1905,7 @@ bool wxWindowBase::LayoutPhase2(int *noChanges) // Layout grand children DoPhase(2); - return TRUE; + return true; } // Do a phase of evaluating child constraints @@ -1596,7 +1959,7 @@ bool wxWindowBase::DoPhase(int phase) } } - return TRUE; + return true; } void wxWindowBase::ResetConstraints() @@ -1604,14 +1967,14 @@ void wxWindowBase::ResetConstraints() wxLayoutConstraints *constr = GetConstraints(); if ( constr ) { - constr->left.SetDone(FALSE); - constr->top.SetDone(FALSE); - constr->right.SetDone(FALSE); - constr->bottom.SetDone(FALSE); - constr->width.SetDone(FALSE); - constr->height.SetDone(FALSE); - constr->centreX.SetDone(FALSE); - constr->centreY.SetDone(FALSE); + constr->left.SetDone(false); + constr->top.SetDone(false); + constr->right.SetDone(false); + constr->bottom.SetDone(false); + constr->width.SetDone(false); + constr->height.SetDone(false); + constr->centreX.SetDone(false); + constr->centreY.SetDone(false); } wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); @@ -1673,25 +2036,25 @@ void wxWindowBase::SetSizeConstraint(int x, int y, int w, int h) wxLayoutConstraints *constr = GetConstraints(); if ( constr ) { - if ( x != -1 ) + if ( x != wxDefaultCoord ) { constr->left.SetValue(x); - constr->left.SetDone(TRUE); + constr->left.SetDone(true); } - if ( y != -1 ) + if ( y != wxDefaultCoord ) { constr->top.SetValue(y); - constr->top.SetDone(TRUE); + constr->top.SetDone(true); } - if ( w != -1 ) + if ( w != wxDefaultCoord ) { constr->width.SetValue(w); - constr->width.SetDone(TRUE); + constr->width.SetDone(true); } - if ( h != -1 ) + if ( h != wxDefaultCoord ) { constr->height.SetValue(h); - constr->height.SetDone(TRUE); + constr->height.SetDone(true); } } } @@ -1701,15 +2064,15 @@ void wxWindowBase::MoveConstraint(int x, int y) wxLayoutConstraints *constr = GetConstraints(); if ( constr ) { - if ( x != -1 ) + if ( x != wxDefaultCoord ) { constr->left.SetValue(x); - constr->left.SetDone(TRUE); + constr->left.SetDone(true); } - if ( y != -1 ) + if ( y != wxDefaultCoord ) { constr->top.SetValue(y); - constr->top.SetDone(TRUE); + constr->top.SetDone(true); } } } @@ -1769,13 +2132,13 @@ void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) co } // ---------------------------------------------------------------------------- -// do Update UI processing for child controls +// Update UI processing // ---------------------------------------------------------------------------- void wxWindowBase::UpdateWindowUI(long flags) { wxUpdateUIEvent event(GetId()); - event.m_eventObject = this; + event.SetEventObject(this); if ( GetEventHandler()->ProcessEvent(event) ) { @@ -1795,61 +2158,15 @@ 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()); - } -#if wxUSE_CHECKBOX - wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox); - if ( checkbox ) - { - if ( event.GetSetChecked() ) - checkbox->SetValue(event.GetChecked()); - } -#endif // wxUSE_CHECKBOX -#if wxUSE_RADIOBTN - wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton); - if ( radiobtn ) - { - if ( event.GetSetChecked() ) - radiobtn->SetValue(event.GetChecked()); - } -#endif // wxUSE_RADIOBTN - } -#endif + if ( event.GetSetShown() ) + Show(event.GetShown()); } -#if 0 -// call internal idle recursively -// may be obsolete (wait until OnIdle scheme stabilises) -void wxWindowBase::ProcessInternalIdle() -{ - OnInternalIdle(); - - wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); - while (node) - { - wxWindow *child = node->GetData(); - child->ProcessInternalIdle(); - node = node->GetNext(); - } -} -#endif - // ---------------------------------------------------------------------------- // dialog units translations // ---------------------------------------------------------------------------- @@ -1858,11 +2175,11 @@ wxPoint wxWindowBase::ConvertPixelsToDialog(const wxPoint& pt) { int charWidth = GetCharWidth(); int charHeight = GetCharHeight(); - wxPoint pt2(-1, -1); - if (pt.x != -1) - pt2.x = (int) ((pt.x * 4) / charWidth) ; - if (pt.y != -1) - pt2.y = (int) ((pt.y * 8) / charHeight) ; + wxPoint pt2 = wxDefaultPosition; + if (pt.x != wxDefaultCoord) + pt2.x = (int) ((pt.x * 4) / charWidth); + if (pt.y != wxDefaultCoord) + pt2.y = (int) ((pt.y * 8) / charHeight); return pt2; } @@ -1871,11 +2188,11 @@ wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt) { int charWidth = GetCharWidth(); int charHeight = GetCharHeight(); - wxPoint pt2(-1, -1); - if (pt.x != -1) - pt2.x = (int) ((pt.x * charWidth) / 4) ; - if (pt.y != -1) - pt2.y = (int) ((pt.y * charHeight) / 8) ; + wxPoint pt2 = wxDefaultPosition; + if (pt.x != wxDefaultCoord) + pt2.x = (int) ((pt.x * charWidth) / 4); + if (pt.y != wxDefaultCoord) + pt2.y = (int) ((pt.y * charHeight) / 8); return pt2; } @@ -1895,12 +2212,14 @@ void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event) if ( !win->IsTopLevel() ) { wxSysColourChangedEvent event2; - event.m_eventObject = win; + event.SetEventObject(win); win->GetEventHandler()->ProcessEvent(event2); } node = node->GetNext(); } + + Refresh(); } // the default action is to populate dialog with data when it's created, @@ -1909,71 +2228,165 @@ void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event) void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) ) { TransferDataToWindow(); - + // Update the UI at this point UpdateWindowUI(wxUPDATE_UI_RECURSE); } -// process Ctrl-Alt-mclick -void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) +// ---------------------------------------------------------------------------- +// menu-related functions +// ---------------------------------------------------------------------------- + +#if wxUSE_MENUS + +// this is used to pass the id of the selected item from the menu event handler +// to the main function itself +// +// it's ok to use a global here as there can be at most one popup menu shown at +// any time +static int gs_popupMenuSelection = wxID_NONE; + +void wxWindowBase::InternalOnPopupMenu(wxCommandEvent& event) { -#if wxUSE_MSGDLG - if ( event.ControlDown() && event.AltDown() ) + // store the id in a global variable where we'll retrieve it from later + gs_popupMenuSelection = event.GetId(); +} + +int +wxWindowBase::DoGetPopupMenuSelectionFromUser(wxMenu& menu, int x, int y) +{ + gs_popupMenuSelection = wxID_NONE; + + Connect(wxEVT_COMMAND_MENU_SELECTED, + wxCommandEventHandler(wxWindowBase::InternalOnPopupMenu), + NULL, + this); + + PopupMenu(&menu, x, y); + + Disconnect(wxEVT_COMMAND_MENU_SELECTED, + wxCommandEventHandler(wxWindowBase::InternalOnPopupMenu), + NULL, + this); + + return gs_popupMenuSelection; +} + +#endif // wxUSE_MENUS + +// 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) +{ + 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 ) + { + 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 { - // don't translate these strings - wxString port; + 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( - " wxWindows Library (%s port)\nVersion %u.%u.%u%s, compiled at %s %s\n Copyright (c) 1995-2002 wxWindows 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\n") + _T("Runtime version of toolkit used is %d.%d.%s\n") + _T("Copyright (c) 1995-2007 wxWidgets team"), + wxPlatformInfo::Get().GetPortIdName().c_str(), + wxMAJOR_VERSION, + wxMINOR_VERSION, + wxRELEASE_NUMBER, #if wxUSE_UNICODE - L" (Unicode)", + L" (Unicode)", #else - "", + wxEmptyString, #endif - __TDATE__, - __TTIME__ - ), - _T("wxWindows information"), +#ifdef __WXDEBUG__ + _T(" Debug build"), +#else + wxEmptyString, +#endif + __TDATE__, + __TTIME__, + wxPlatformInfo::Get().GetToolkitMajorVersion(), + wxPlatformInfo::Get().GetToolkitMinorVersion(), +#ifdef __WXGTK__ + wxString::Format(_T("\nThe compile-time GTK+ version is %d.%d.%d."), GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION).c_str() +#else + wxEmptyString +#endif + ); + + wxMessageBox(msg, _T("wxWidgets information"), wxICON_INFORMATION | wxOK, (wxWindow *)this); +#endif // wxUSE_MSGDLG } else -#endif // wxUSE_MSGDLG { event.Skip(); } @@ -2009,16 +2422,23 @@ wxAccessible* wxWindowBase::CreateAccessible() #endif -#if !wxUSE_STL // ---------------------------------------------------------------------------- // list classes implementation // ---------------------------------------------------------------------------- +#if wxUSE_STL + +#include "wx/listimpl.cpp" +WX_DEFINE_LIST(wxWindowList) + +#else // !wxUSE_STL + void wxWindowListNode::DeleteData() { delete (wxWindow *)GetData(); } -#endif + +#endif // wxUSE_STL/!wxUSE_STL // ---------------------------------------------------------------------------- // borders @@ -2031,6 +2451,10 @@ wxBorder wxWindowBase::GetBorder(long flags) const { border = GetDefaultBorder(); } + else if ( border == wxBORDER_THEME ) + { + border = GetDefaultBorderForControl(); + } return border; } @@ -2069,10 +2493,16 @@ 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 ) @@ -2088,19 +2518,28 @@ 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; @@ -2108,9 +2547,53 @@ void wxWindowBase::ReleaseMouse() } //else: stack is empty, no previous capture + ms_winCaptureChanging = false; + wxLogTrace(_T("mousecapture"), - _T("After ReleaseMouse() mouse is captured by %p"), - GetCapture()); + (const wxChar *) _T("After ReleaseMouse() mouse is captured by %p"), + wx_static_cast(void*, GetCapture())); +} + +static void DoNotifyWindowAboutCaptureLost(wxWindow *win) +{ + wxMouseCaptureLostEvent event(win->GetId()); + event.SetEventObject(win); + if ( !win->GetEventHandler()->ProcessEvent(event) ) + { + // windows must handle this event, otherwise the app wouldn't behave + // correctly if it loses capture unexpectedly; see the discussion here: + // http://sourceforge.net/tracker/index.php?func=detail&aid=1153662&group_id=9863&atid=109863 + // http://article.gmane.org/gmane.comp.lib.wxwidgets.devel/82376 + 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 @@ -2132,14 +2615,6 @@ bool wxWindowBase::UnregisterHotKey(int WXUNUSED(hotkeyId)) #endif // wxUSE_HOTKEY -void wxWindowBase::SendDestroyEvent() -{ - wxWindowDestroyEvent event; - event.SetEventObject(this); - event.SetId(GetId()); - GetEventHandler()->ProcessEvent(event); -} - // ---------------------------------------------------------------------------- // event processing // ---------------------------------------------------------------------------- @@ -2164,7 +2639,7 @@ 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() ) { @@ -2187,6 +2662,69 @@ bool wxWindowBase::TryParent(wxEvent& event) return wxEvtHandler::TryParent(event); } +// ---------------------------------------------------------------------------- +// keyboard navigation +// ---------------------------------------------------------------------------- + +// Navigates in the specified direction inside this window +bool wxWindowBase::DoNavigateIn(int flags) +{ +#ifdef wxHAS_NATIVE_TAB_TRAVERSAL + // native code doesn't process our wxNavigationKeyEvents anyhow + return false; +#else // !wxHAS_NATIVE_TAB_TRAVERSAL + wxNavigationKeyEvent eventNav; + eventNav.SetFlags(flags); + eventNav.SetEventObject(FindFocus()); + return GetEventHandler()->ProcessEvent(eventNav); +#endif // wxHAS_NATIVE_TAB_TRAVERSAL/!wxHAS_NATIVE_TAB_TRAVERSAL +} + +void wxWindowBase::DoMoveInTabOrder(wxWindow *win, MoveKind move) +{ + // check that we're not a top level window + wxCHECK_RET( GetParent(), + _T("MoveBefore/AfterInTabOrder() don't work for TLWs!") ); + + // detect the special case when we have nothing to do anyhow and when the + // code below wouldn't work + if ( win == this ) + return; + + // find the target window in the siblings list + wxWindowList& siblings = GetParent()->GetChildren(); + wxWindowList::compatibility_iterator i = siblings.Find(win); + wxCHECK_RET( i, _T("MoveBefore/AfterInTabOrder(): win is not a sibling") ); + + // unfortunately, when wxUSE_STL == 1 DetachNode() is not implemented so we + // can't just move the node around + wxWindow *self = (wxWindow *)this; + siblings.DeleteObject(self); + if ( move == MoveAfter ) + { + i = i->GetNext(); + } + + if ( i ) + { + siblings.Insert(i, self); + } + else // MoveAfter and win was the last sibling + { + siblings.Append(self); + } +} + +// ---------------------------------------------------------------------------- +// focus handling +// ---------------------------------------------------------------------------- + +/*static*/ wxWindow* wxWindowBase::FindFocus() +{ + wxWindowBase *win = DoFindFocus(); + return win ? win->GetMainWindowOfCompositeControl() : NULL; +} + // ---------------------------------------------------------------------------- // global functions // ---------------------------------------------------------------------------- @@ -2206,7 +2744,7 @@ wxWindow* wxGetTopLevelParent(wxWindow *win) // Can return either a child object, or an integer // representing the child element, starting from 1. -wxAccStatus wxWindowAccessible::HitTest(const wxPoint& pt, int* childId, wxAccessible** childObject) +wxAccStatus wxWindowAccessible::HitTest(const wxPoint& WXUNUSED(pt), int* WXUNUSED(childId), wxAccessible** WXUNUSED(childObject)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2249,7 +2787,7 @@ wxAccStatus wxWindowAccessible::GetLocation(wxRect& rect, int elementId) // Navigates from fromId to toId/toObject. wxAccStatus wxWindowAccessible::Navigate(wxNavDir navDir, int fromId, - int* toId, wxAccessible** toObject) + int* WXUNUSED(toId), wxAccessible** toObject) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2349,20 +2887,22 @@ wxAccStatus wxWindowAccessible::GetName(int childId, wxString* name) wxString title; - // If a child, leave wxWindows to call the function on the actual + // If a child, leave wxWidgets to call the function on the actual // child object. if (childId > 0) return wxACC_NOT_IMPLEMENTED; // This will eventually be replaced by specialised - // accessible classes, one for each kind of wxWindows + // accessible classes, one for each kind of wxWidgets // control or window. +#if wxUSE_BUTTON if (GetWindow()->IsKindOf(CLASSINFO(wxButton))) title = ((wxButton*) GetWindow())->GetLabel(); else +#endif title = GetWindow()->GetName(); - - if (!title.IsEmpty()) + + if (!title.empty()) { *name = title; return wxACC_OK; @@ -2436,7 +2976,7 @@ wxAccStatus wxWindowAccessible::GetParent(wxAccessible** parent) // or > 0 (the action for a child). // Return wxACC_NOT_SUPPORTED if there is no default action for this // window (e.g. an edit control). -wxAccStatus wxWindowAccessible::DoDefaultAction(int childId) +wxAccStatus wxWindowAccessible::DoDefaultAction(int WXUNUSED(childId)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2451,7 +2991,7 @@ wxAccStatus wxWindowAccessible::DoDefaultAction(int childId) // The retrieved string describes the action that is performed on an object, // not what the object does as a result. For example, a toolbar button that prints // a document has a default action of "Press" rather than "Prints the current document." -wxAccStatus wxWindowAccessible::GetDefaultAction(int childId, wxString* actionName) +wxAccStatus wxWindowAccessible::GetDefaultAction(int WXUNUSED(childId), wxString* WXUNUSED(actionName)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2461,14 +3001,14 @@ wxAccStatus wxWindowAccessible::GetDefaultAction(int childId, wxString* actionNa } // Returns the description for this object or a child. -wxAccStatus wxWindowAccessible::GetDescription(int childId, wxString* description) +wxAccStatus wxWindowAccessible::GetDescription(int WXUNUSED(childId), wxString* description) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) return wxACC_FAIL; - wxString ht(GetWindow()->GetHelpText()); - if (!ht.IsEmpty()) + wxString ht(GetWindow()->GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Keyboard)); + if (!ht.empty()) { *description = ht; return wxACC_OK; @@ -2477,14 +3017,14 @@ wxAccStatus wxWindowAccessible::GetDescription(int childId, wxString* descriptio } // Returns help text for this object or a child, similar to tooltip text. -wxAccStatus wxWindowAccessible::GetHelpText(int childId, wxString* helpText) +wxAccStatus wxWindowAccessible::GetHelpText(int WXUNUSED(childId), wxString* helpText) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) return wxACC_FAIL; - wxString ht(GetWindow()->GetHelpText()); - if (!ht.IsEmpty()) + wxString ht(GetWindow()->GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Keyboard)); + if (!ht.empty()) { *helpText = ht; return wxACC_OK; @@ -2494,7 +3034,7 @@ wxAccStatus wxWindowAccessible::GetHelpText(int childId, wxString* helpText) // Returns the keyboard shortcut for this object or child. // Return e.g. ALT+K -wxAccStatus wxWindowAccessible::GetKeyboardShortcut(int childId, wxString* shortcut) +wxAccStatus wxWindowAccessible::GetKeyboardShortcut(int WXUNUSED(childId), wxString* WXUNUSED(shortcut)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2510,7 +3050,7 @@ wxAccStatus wxWindowAccessible::GetRole(int childId, wxAccRole* role) if (!GetWindow()) return wxACC_FAIL; - // If a child, leave wxWindows to call the function on the actual + // If a child, leave wxWidgets to call the function on the actual // child object. if (childId > 0) return wxACC_NOT_IMPLEMENTED; @@ -2530,7 +3070,9 @@ wxAccStatus wxWindowAccessible::GetRole(int childId, wxAccRole* role) *role = wxROLE_SYSTEM_CLIENT; return wxACC_OK; + #if 0 return wxACC_NOT_IMPLEMENTED; + #endif } // Returns a state constant. @@ -2540,7 +3082,7 @@ wxAccStatus wxWindowAccessible::GetState(int childId, long* state) if (!GetWindow()) return wxACC_FAIL; - // If a child, leave wxWindows to call the function on the actual + // If a child, leave wxWidgets to call the function on the actual // child object. if (childId > 0) return wxACC_NOT_IMPLEMENTED; @@ -2560,12 +3102,14 @@ wxAccStatus wxWindowAccessible::GetState(int childId, long* state) *state = 0; return wxACC_OK; + #if 0 return wxACC_NOT_IMPLEMENTED; + #endif } // Returns a localized string representing the value for the object // or child. -wxAccStatus wxWindowAccessible::GetValue(int childId, wxString* strValue) +wxAccStatus wxWindowAccessible::GetValue(int WXUNUSED(childId), wxString* WXUNUSED(strValue)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2575,7 +3119,7 @@ wxAccStatus wxWindowAccessible::GetValue(int childId, wxString* strValue) } // Selects the object or child. -wxAccStatus wxWindowAccessible::Select(int childId, wxAccSelectionFlags selectFlags) +wxAccStatus wxWindowAccessible::Select(int WXUNUSED(childId), wxAccSelectionFlags WXUNUSED(selectFlags)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2588,7 +3132,7 @@ wxAccStatus wxWindowAccessible::Select(int childId, wxAccSelectionFlags selectFl // If childId is 0 and child is NULL, no object in // this subhierarchy has the focus. // If this object has the focus, child should be 'this'. -wxAccStatus wxWindowAccessible::GetFocus(int* childId, wxAccessible** child) +wxAccStatus wxWindowAccessible::GetFocus(int* WXUNUSED(childId), wxAccessible** WXUNUSED(child)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2597,15 +3141,16 @@ wxAccStatus wxWindowAccessible::GetFocus(int* childId, wxAccessible** child) return wxACC_NOT_IMPLEMENTED; } +#if wxUSE_VARIANT // Gets a variant representing the selected children // of this object. // Acceptable values: -// - a null variant (IsNull() returns TRUE) +// - a null variant (IsNull() returns true) // - a list variant (GetType() == wxT("list") // - an integer representing the selected child element, // or 0 if this object is selected (GetType() == wxT("long") // - a "void*" pointer to a wxAccessible child object -wxAccStatus wxWindowAccessible::GetSelections(wxVariant* selections) +wxAccStatus wxWindowAccessible::GetSelections(wxVariant* WXUNUSED(selections)) { wxASSERT( GetWindow() != NULL ); if (!GetWindow()) @@ -2613,5 +3158,24 @@ wxAccStatus wxWindowAccessible::GetSelections(wxVariant* selections) return wxACC_NOT_IMPLEMENTED; } +#endif // wxUSE_VARIANT #endif // wxUSE_ACCESSIBILITY + +// ---------------------------------------------------------------------------- +// RTL support +// ---------------------------------------------------------------------------- + +wxCoord +wxWindowBase::AdjustForLayoutDirection(wxCoord x, + wxCoord width, + wxCoord widthTotal) const +{ + if ( GetLayoutDirection() == wxLayout_RightToLeft ) + { + x = widthTotal - x - width; + } + + return x; +} +