X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/223d09f6b523aac674ef9b72a883dfa8d37c5d4e..4e3ad7c095f0a047b48445d76316fc20f394f3e9:/src/common/wincmn.cpp diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp index ccba8e7c53..205402dd18 100644 --- a/src/common/wincmn.cpp +++ b/src/common/wincmn.cpp @@ -35,21 +35,30 @@ #include "wx/frame.h" #include "wx/defs.h" #include "wx/window.h" + #include "wx/control.h" #include "wx/checkbox.h" #include "wx/radiobut.h" + #include "wx/textctrl.h" #include "wx/settings.h" #include "wx/dialog.h" + #include "wx/msgdlg.h" + #include "wx/statusbr.h" #endif //WX_PRECOMP #if wxUSE_CONSTRAINTS #include "wx/layout.h" - #include "wx/sizer.h" #endif // wxUSE_CONSTRAINTS +#include "wx/sizer.h" + #if wxUSE_DRAG_AND_DROP #include "wx/dnd.h" #endif // wxUSE_DRAG_AND_DROP +#if wxUSE_HELP + #include "wx/cshelp.h" +#endif // wxUSE_HELP + #if wxUSE_TOOLTIPS #include "wx/tooltip.h" #endif // wxUSE_TOOLTIPS @@ -62,7 +71,11 @@ // static data // ---------------------------------------------------------------------------- +#if defined(__WXPM__) +int wxWindowBase::ms_lastControlId = 2000; +#else int wxWindowBase::ms_lastControlId = -200; +#endif IMPLEMENT_ABSTRACT_CLASS(wxWindowBase, wxEvtHandler) @@ -73,6 +86,12 @@ IMPLEMENT_ABSTRACT_CLASS(wxWindowBase, wxEvtHandler) BEGIN_EVENT_TABLE(wxWindowBase, wxEvtHandler) EVT_SYS_COLOUR_CHANGED(wxWindowBase::OnSysColourChanged) EVT_INIT_DIALOG(wxWindowBase::OnInitDialog) + EVT_MIDDLE_DOWN(wxWindowBase::OnMiddleClick) + +#if wxUSE_HELP + EVT_HELP(-1, wxWindowBase::OnHelp) +#endif // wxUSE_HELP + END_EVENT_TABLE() // ============================================================================ @@ -101,10 +120,6 @@ void wxWindowBase::InitBase() m_isShown = FALSE; m_isEnabled = TRUE; - // no client data (yet) - m_clientData = NULL; - m_clientDataType = ClientData_None; - // the default event handler is just this window m_eventHandler = this; @@ -114,13 +129,23 @@ void wxWindowBase::InitBase() #endif // wxUSE_VALIDATORS // use the system default colours - wxSystemSettings settings; + 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__ - m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE); - m_foregroundColour = *wxBLACK; // TODO take this from sys settings too? - m_font = *wxSWISS_FONT; // and this? + // the colours/fonts are default for now + m_hasBgCol = + m_hasFgCol = + m_hasFont = FALSE; // no style bits + m_exStyle = m_windowStyle = 0; // an optimization for the event processing: checking this flag is much @@ -131,9 +156,11 @@ void wxWindowBase::InitBase() // no constraints whatsoever m_constraints = (wxLayoutConstraints *) NULL; m_constraintsInvolvedIn = (wxWindowList *) NULL; +#endif // wxUSE_CONSTRAINTS + m_windowSizer = (wxSizer *) NULL; + m_containingSizer = (wxSizer *) NULL; m_autoLayout = FALSE; -#endif // wxUSE_CONSTRAINTS #if wxUSE_DRAG_AND_DROP m_dropTarget = (wxDropTarget *)NULL; @@ -146,6 +173,20 @@ void wxWindowBase::InitBase() #if wxUSE_CARET m_caret = (wxCaret *)NULL; #endif // wxUSE_CARET + +#if wxUSE_PALETTE + m_hasCustomPalette = FALSE; +#endif // wxUSE_PALETTE + + m_virtualSize = wxDefaultSize; + + m_minVirtualWidth = + m_minVirtualHeight = + m_maxVirtualWidth = + m_maxVirtualHeight = -1; + + // Whether we're using the current theme for this window (wxGTK only for now) + m_themeEnabled = FALSE; } // common part of window creation process @@ -168,7 +209,18 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent, SetName(name); SetWindowStyleFlag(style); SetParent(parent); + +#if wxUSE_VALIDATORS SetValidator(validator); +#endif // wxUSE_VALIDATORS + + // if the parent window has wxWS_EX_VALIDATE_RECURSIVELY set, we want to + // have it too - like this it's possible to set it only in the top level + // dialog/frame and all children will inherit it by defult + if ( parent && (parent->GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) ) + { + SetExtraStyle(wxWS_EX_VALIDATE_RECURSIVELY); + } return TRUE; } @@ -180,6 +232,8 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent, // common clean up wxWindowBase::~wxWindowBase() { + wxASSERT_MSG( GetCapture() != this, wxT("attempt to destroy window with mouse capture") ); + // FIXME if these 2 cases result from programming errors in the user code // we should probably assert here instead of silently fixing them @@ -193,16 +247,6 @@ wxWindowBase::~wxWindowBase() wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") ); - // make sure that there are no dangling pointers left pointing to us - wxPanel *panel = wxDynamicCast(GetParent(), wxPanel); - if ( panel ) - { - if ( panel->GetLastFocus() == this ) - { - panel->SetLastFocus((wxWindow *)NULL); - } - } - #if wxUSE_CARET if ( m_caret ) delete m_caret; @@ -213,10 +257,6 @@ wxWindowBase::~wxWindowBase() delete m_windowValidator; #endif // wxUSE_VALIDATORS - // we only delete object data, not untyped - if ( m_clientDataType == ClientData_Object ) - delete m_clientObject; - #if wxUSE_CONSTRAINTS // Have to delete constraints/sizer FIRST otherwise sizers may try to look // at deleted windows as they delete themselves. @@ -231,11 +271,14 @@ wxWindowBase::~wxWindowBase() m_constraints = NULL; } +#endif // wxUSE_CONSTRAINTS + + if ( m_containingSizer ) + m_containingSizer->Remove((wxWindow*)this); + if ( m_windowSizer ) delete m_windowSizer; -#endif // wxUSE_CONSTRAINTS - #if wxUSE_DRAG_AND_DROP if ( m_dropTarget ) delete m_dropTarget; @@ -245,6 +288,12 @@ wxWindowBase::~wxWindowBase() if ( m_tooltip ) delete m_tooltip; #endif // wxUSE_TOOLTIPS + + // reset the dangling pointer our parent window may keep to us + if ( m_parent && m_parent->GetDefaultItem() == this ) + { + m_parent->SetDefaultItem(NULL); + } } bool wxWindowBase::Destroy() @@ -282,6 +331,7 @@ bool wxWindowBase::DestroyChildren() wxASSERT_MSG( child, wxT("children list contains empty nodes") ); + child->Show(FALSE); delete child; wxASSERT_MSG( !GetChildren().Find(child), @@ -292,19 +342,52 @@ bool wxWindowBase::DestroyChildren() } // ---------------------------------------------------------------------------- -// centre/fit the window +// size/position related methods // ---------------------------------------------------------------------------- // centre the window with respect to its parent in either (or both) directions void wxWindowBase::Centre(int direction) { + // the position/size of the parent window or of the entire screen + wxPoint posParent; int widthParent, heightParent; - wxWindow *parent = GetParent(); - if ( !parent ) + wxWindow *parent = NULL; + + if ( !(direction & wxCENTRE_ON_SCREEN) ) { - // no other choice - 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 ) @@ -314,8 +397,19 @@ void wxWindowBase::Centre(int direction) } else { - // centre inside the parents rectangle - parent->GetClientSize(&widthParent, &heightParent); + 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; @@ -330,56 +424,158 @@ void wxWindowBase::Centre(int direction) if ( direction & wxVERTICAL ) yNew = (heightParent - height)/2; - // controls are always centered on their parent because it doesn't make - // sense to centre them on the screen - if ( !(direction & wxCENTRE_ON_SCREEN) || wxDynamicCast(this, wxControl) ) - { - // theo nly chance to get this is to have a wxControl without parent - wxCHECK_RET( parent, wxT("a control must have a parent") ); + xNew += posParent.x; + yNew += posParent.y; - // adjust to the parents client area origin - wxPoint posParent = parent->ClientToScreen(wxPoint(0, 0)); + // Base size of the visible dimensions of the display + // to take into account the taskbar + wxRect rect = wxGetClientDisplayRect(); + wxSize size (rect.width,rect.height); - xNew += posParent.x; - yNew += posParent.y; + // 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(xNew, yNew); + // 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); } // fits the window around the children void wxWindowBase::Fit() { - int maxX = 0, - maxY = 0; + if ( GetChildren().GetCount() > 0 ) + { + SetClientSize(DoGetBestSize()); + } + //else: do nothing if we have no children +} - for ( wxWindowList::Node *node = GetChildren().GetFirst(); - node; - node = node->GetNext() ) +// return the size best suited for the current window +wxSize wxWindowBase::DoGetBestSize() const +{ + if ( m_windowSizer ) { - wxWindow *win = node->GetData(); - if ( win->IsTopLevel() ) + return m_windowSizer->GetMinSize(); + } +#if wxUSE_CONSTRAINTS + else if ( m_constraints ) + { + wxConstCast(this, wxWindowBase)->SatisfyConstraints(); + + // our minimal acceptable size is such that all our windows fit inside + int maxX = 0, + maxY = 0; + + for ( wxWindowList::Node *node = GetChildren().GetFirst(); + node; + node = node->GetNext() ) { - // dialogs and frames lie in different top level windows - don't - // deal with them here - continue; + wxLayoutConstraints *c = node->GetData()->GetConstraints(); + if ( !c ) + { + // it's not normal that we have an unconstrained child, but + // what can we do about it? + continue; + } + + int x = c->right.GetValue(), + y = c->bottom.GetValue(); + + if ( x > maxX ) + maxX = x; + + if ( y > maxY ) + maxY = y; + + // TODO: we must calculate the overlaps somehow, otherwise we + // will never return a size bigger than the current one :-( } - int wx, wy, ww, wh; - win->GetPosition(&wx, &wy); - win->GetSize(&ww, &wh); - if ( wx + ww > maxX ) - maxX = wx + ww; - if ( wy + wh > maxY ) - maxY = wy + wh; + return wxSize(maxX, maxY); } +#endif // wxUSE_CONSTRAINTS + else if ( GetChildren().GetCount() > 0 ) + { + // our minimal acceptable size is such that all our windows fit inside + int maxX = 0, + maxY = 0; - // leave a margin - SetClientSize(maxX + 7, maxY + 14); + for ( wxWindowList::Node *node = GetChildren().GetFirst(); + node; + node = node->GetNext() ) + { + wxWindow *win = node->GetData(); + if ( win->IsTopLevel() +#if wxUSE_STATUSBAR + || wxDynamicCast(win, wxStatusBar) +#endif // wxUSE_STATUSBAR + ) + { + // dialogs and frames lie in different top level windows - + // don't deal with them here; as for the status bars, they + // don't lie in the client area at all + continue; + } + + int wx, wy, ww, wh; + win->GetPosition(&wx, &wy); + + // if the window hadn't been positioned yet, assume that it is in + // the origin + if ( wx == -1 ) + wx = 0; + if ( wy == -1 ) + wy = 0; + + win->GetSize(&ww, &wh); + if ( wx + ww > maxX ) + maxX = wx + ww; + if ( wy + wh > maxY ) + 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; + + return wxSize(maxX, maxY); + } + else + { + // for a generic window there is no natural best size - just use the + // current one + return GetSize(); + } } -// set the min/max size of the window +// by default the origin is not shifted +wxPoint wxWindowBase::GetClientAreaOrigin() const +{ + 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)) @@ -390,6 +586,43 @@ void wxWindowBase::SetSizeHints(int minW, int minH, m_maxHeight = maxH; } +void wxWindowBase::SetVirtualSizeHints( int minW, int minH, + int maxW, int maxH ) +{ + m_minVirtualWidth = minW; + m_maxVirtualWidth = maxW; + m_minVirtualHeight = minH; + m_maxVirtualHeight = maxH; + + SetVirtualSize( GetClientSize() ); +} + +void wxWindowBase::DoSetVirtualSize( int x, int y ) +{ + if ( m_minVirtualWidth != -1 && m_minVirtualWidth > x ) + x = m_minVirtualWidth; + if ( m_maxVirtualWidth != -1 && m_maxVirtualWidth < x ) + x = m_maxVirtualWidth; + if ( m_minVirtualHeight != -1 && m_minVirtualHeight > y ) + y = m_minVirtualHeight; + if ( m_maxVirtualHeight != -1 && m_maxVirtualHeight < y ) + y = m_maxVirtualHeight; + + m_virtualSize = wxSize(x, y); +} + +wxSize wxWindowBase::DoGetVirtualSize() const +{ + wxSize s( GetClientSize() ); + + if( m_virtualSize.GetWidth() != -1 ) + s.SetWidth( m_virtualSize.GetWidth() ); + if( m_virtualSize.GetHeight() != -1 ) + s.SetHeight( m_virtualSize.GetHeight() ); + + return s; +} + // ---------------------------------------------------------------------------- // show/hide/enable/disable the window // ---------------------------------------------------------------------------- @@ -427,7 +660,7 @@ bool wxWindowBase::Enable(bool enable) bool wxWindowBase::IsTopLevel() const { - return wxDynamicCast(this, wxFrame) || wxDynamicCast(this, wxDialog); + return FALSE; } // ---------------------------------------------------------------------------- @@ -438,6 +671,11 @@ void wxWindowBase::AddChild(wxWindowBase *child) { wxCHECK_RET( child, wxT("can't add a NULL child") ); + // this should never happen and it will lead to a crash later if it does + // because RemoveChild() will remove only one node from the children list + // and the other(s) one(s) will be left with dangling pointers in them + wxASSERT_MSG( !GetChildren().Find(child), _T("AddChild() called twice") ); + GetChildren().Append(child); child->SetParent(this); } @@ -488,7 +726,13 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent) void wxWindowBase::PushEventHandler(wxEvtHandler *handler) { - handler->SetNextHandler(GetEventHandler()); + wxEvtHandler *handlerOld = GetEventHandler(); + + handler->SetNextHandler(handlerOld); + + if ( handlerOld ) + GetEventHandler()->SetPreviousHandler(handler); + SetEventHandler(handler); } @@ -499,7 +743,11 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler) { wxEvtHandler *handlerB = handlerA->GetNextHandler(); handlerA->SetNextHandler((wxEvtHandler *)NULL); + + if ( handlerB ) + handlerB->SetPreviousHandler((wxEvtHandler *)NULL); SetEventHandler(handlerB); + if ( deleteHandler ) { delete handlerA; @@ -510,6 +758,45 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler) return handlerA; } +bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler) +{ + wxCHECK_MSG( handler, FALSE, _T("RemoveEventHandler(NULL) called") ); + + wxEvtHandler *handlerPrev = NULL, + *handlerCur = GetEventHandler(); + while ( handlerCur ) + { + wxEvtHandler *handlerNext = handlerCur->GetNextHandler(); + + if ( handlerCur == handler ) + { + if ( handlerPrev ) + { + handlerPrev->SetNextHandler(handlerNext); + } + else + { + SetEventHandler(handlerNext); + } + + if ( handlerNext ) + { + handlerNext->SetPreviousHandler ( handlerPrev ); + } + handler->SetNextHandler(NULL); + + return TRUE; + } + + handlerPrev = handlerCur; + handlerCur = handlerNext; + } + + wxFAIL_MSG( _T("where has the event handler gone?") ); + + return FALSE; +} + // ---------------------------------------------------------------------------- // cursors, fonts &c // ---------------------------------------------------------------------------- @@ -521,6 +808,8 @@ bool wxWindowBase::SetBackgroundColour( const wxColour &colour ) m_backgroundColour = colour; + m_hasBgCol = TRUE; + return TRUE; } @@ -531,21 +820,22 @@ bool wxWindowBase::SetForegroundColour( const wxColour &colour ) m_foregroundColour = colour; + m_hasFgCol = TRUE; + return TRUE; } bool wxWindowBase::SetCursor(const wxCursor& cursor) { - // don't try to set invalid cursor, always fall back to the default - const wxCursor& cursorOk = cursor.Ok() ? cursor : *wxSTANDARD_CURSOR; - - if ( (wxCursor&)cursorOk == m_cursor ) + // setting an invalid cursor is ok, it means that we don't have any special + // cursor + if ( m_cursor == cursor ) { // no change return FALSE; } - m_cursor = cursorOk; + m_cursor = cursor; return TRUE; } @@ -555,7 +845,7 @@ bool wxWindowBase::SetFont(const wxFont& font) // don't try to set invalid font, always fall back to the default const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT; - if ( (wxFont&)fontOk == m_font ) + if ( fontOk == m_font ) { // no change return FALSE; @@ -563,9 +853,36 @@ bool wxWindowBase::SetFont(const wxFont& font) m_font = fontOk; + m_hasFont = TRUE; + return TRUE; } +#if wxUSE_PALETTE + +void wxWindowBase::SetPalette(const wxPalette& pal) +{ + m_hasCustomPalette = TRUE; + m_palette = pal; + + // VZ: can anyone explain me what do we do here? + wxWindowDC d((wxWindow *) this); + d.SetPalette(pal); +} + +wxWindow *wxWindowBase::GetAncestorWithCustomPalette() const +{ + wxWindow *win = (wxWindow *)this; + while ( win && !win->HasCustomPalette() ) + { + win = win->GetParent(); + } + + return win; +} + +#endif // wxUSE_PALETTE + #if wxUSE_CARET void wxWindowBase::SetCaret(wxCaret *caret) { @@ -602,9 +919,21 @@ void wxWindowBase::SetValidator(const wxValidator& validator) #endif // wxUSE_VALIDATORS // ---------------------------------------------------------------------------- -// update region testing +// update region stuff // ---------------------------------------------------------------------------- +wxRect wxWindowBase::GetUpdateClientRect() const +{ + wxRegion rgnUpdate = GetUpdateRegion(); + rgnUpdate.Intersect(GetClientRect()); + wxRect rectUpdate = rgnUpdate.GetBox(); + wxPoint ptOrigin = GetClientAreaOrigin(); + rectUpdate.x -= ptOrigin.x; + rectUpdate.y -= ptOrigin.y; + + return rectUpdate; +} + bool wxWindowBase::IsExposed(int x, int y) const { return m_updateRegion.Contains(x, y) != wxOutRegion; @@ -616,7 +945,7 @@ bool wxWindowBase::IsExposed(int x, int y, int w, int h) const } // ---------------------------------------------------------------------------- -// find window by id or name +// find child window by id or name // ---------------------------------------------------------------------------- wxWindow *wxWindowBase::FindWindow( long id ) @@ -651,6 +980,125 @@ wxWindow *wxWindowBase::FindWindow( const wxString& name ) return (wxWindow *)res; } + +// find any window by id or name or label: If parent is non-NULL, look through +// children for a label or title matching the specified string. If NULL, look +// through all top-level windows. +// +// to avoid duplicating code we reuse the same helper function but with +// different comparators + +typedef bool (*wxFindWindowCmp)(const wxWindow *win, + const wxString& label, long id); + +static +bool wxFindWindowCmpLabels(const wxWindow *win, const wxString& label, + long WXUNUSED(id)) +{ + return win->GetLabel() == label; +} + +static +bool wxFindWindowCmpNames(const wxWindow *win, const wxString& label, + long WXUNUSED(id)) +{ + return win->GetName() == label; +} + +static +bool wxFindWindowCmpIds(const wxWindow *win, const wxString& WXUNUSED(label), + long id) +{ + return win->GetId() == id; +} + +// recursive helper for the FindWindowByXXX() functions +static +wxWindow *wxFindWindowRecursively(const wxWindow *parent, + const wxString& label, + long id, + wxFindWindowCmp cmp) +{ + if ( parent ) + { + // see if this is the one we're looking for + if ( (*cmp)(parent, label, id) ) + return (wxWindow *)parent; + + // It wasn't, so check all its children + for ( wxWindowList::Node * node = parent->GetChildren().GetFirst(); + node; + node = node->GetNext() ) + { + // recursively check each child + wxWindow *win = (wxWindow *)node->GetData(); + wxWindow *retwin = wxFindWindowRecursively(win, label, id, cmp); + if (retwin) + return retwin; + } + } + + // Not found + return NULL; +} + +// helper for FindWindowByXXX() +static +wxWindow *wxFindWindowHelper(const wxWindow *parent, + const wxString& label, + long id, + wxFindWindowCmp cmp) +{ + if ( parent ) + { + // just check parent and all its children + return wxFindWindowRecursively(parent, label, id, cmp); + } + + // start at very top of wx's windows + for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); + node; + node = node->GetNext() ) + { + // recursively check each window & its children + wxWindow *win = node->GetData(); + wxWindow *retwin = wxFindWindowRecursively(win, label, id, cmp); + if (retwin) + return retwin; + } + + return NULL; +} + +/* static */ +wxWindow * +wxWindowBase::FindWindowByLabel(const wxString& title, const wxWindow *parent) +{ + return wxFindWindowHelper(parent, title, 0, wxFindWindowCmpLabels); +} + +/* static */ +wxWindow * +wxWindowBase::FindWindowByName(const wxString& title, const wxWindow *parent) +{ + wxWindow *win = wxFindWindowHelper(parent, title, 0, wxFindWindowCmpNames); + + if ( !win ) + { + // fall back to the label + win = FindWindowByLabel(title, parent); + } + + return win; +} + +/* static */ +wxWindow * +wxWindowBase::FindWindowById( long id, const wxWindow* parent ) +{ + return wxFindWindowHelper(parent, _T(""), id, wxFindWindowCmpIds); +} + // ---------------------------------------------------------------------------- // dialog oriented functions // ---------------------------------------------------------------------------- @@ -675,6 +1123,8 @@ void wxWindowBase::MakeModal(bool modal) bool wxWindowBase::Validate() { #if wxUSE_VALIDATORS + bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0; + wxWindowList::Node *node; for ( node = m_children.GetFirst(); node; node = node->GetNext() ) { @@ -684,6 +1134,11 @@ bool wxWindowBase::Validate() { return FALSE; } + + if ( recurse && !child->Validate() ) + { + return FALSE; + } } #endif // wxUSE_VALIDATORS @@ -693,6 +1148,8 @@ bool wxWindowBase::Validate() bool wxWindowBase::TransferDataToWindow() { #if wxUSE_VALIDATORS + bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0; + wxWindowList::Node *node; for ( node = m_children.GetFirst(); node; node = node->GetNext() ) { @@ -700,15 +1157,20 @@ bool wxWindowBase::TransferDataToWindow() wxValidator *validator = child->GetValidator(); if ( validator && !validator->TransferToWindow() ) { - wxLog *log = wxLog::GetActiveTarget(); - if ( log ) - { - wxLogWarning(_("Could not transfer data to window")); - log->Flush(); - } + wxLogWarning(_("Could not transfer data to window")); + wxLog::FlushActive(); return FALSE; } + + if ( recurse ) + { + if ( !child->TransferDataToWindow() ) + { + // warning already given + return FALSE; + } + } } #endif // wxUSE_VALIDATORS @@ -718,15 +1180,29 @@ bool wxWindowBase::TransferDataToWindow() bool wxWindowBase::TransferDataFromWindow() { #if wxUSE_VALIDATORS + bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0; + wxWindowList::Node *node; for ( node = m_children.GetFirst(); node; node = node->GetNext() ) { wxWindow *child = node->GetData(); - if ( child->GetValidator() && - !child->GetValidator()->TransferFromWindow() ) + wxValidator *validator = child->GetValidator(); + if ( validator && !validator->TransferFromWindow() ) { + // nop warning here because the application is supposed to give + // one itself - we don't know here what might have gone wrongly + return FALSE; } + + if ( recurse ) + { + if ( !child->TransferDataFromWindow() ) + { + // warning already given + return FALSE; + } + } } #endif // wxUSE_VALIDATORS @@ -741,7 +1217,65 @@ void wxWindowBase::InitDialog() } // ---------------------------------------------------------------------------- -// tooltips +// context-sensitive help support +// ---------------------------------------------------------------------------- + +#if wxUSE_HELP + +// associate this help text with this window +void wxWindowBase::SetHelpText(const wxString& text) +{ + wxHelpProvider *helpProvider = wxHelpProvider::Get(); + if ( helpProvider ) + { + helpProvider->AddHelp(this, text); + } +} + +// associate this help text with all windows with the same id as this +// one +void wxWindowBase::SetHelpTextForId(const wxString& text) +{ + wxHelpProvider *helpProvider = wxHelpProvider::Get(); + if ( helpProvider ) + { + helpProvider->AddHelp(GetId(), text); + } +} + +// get the help string associated with this window (may be empty) +wxString wxWindowBase::GetHelpText() const +{ + wxString text; + wxHelpProvider *helpProvider = wxHelpProvider::Get(); + if ( helpProvider ) + { + text = helpProvider->GetHelp(this); + } + + return text; +} + +// show help for this window +void wxWindowBase::OnHelp(wxHelpEvent& event) +{ + wxHelpProvider *helpProvider = wxHelpProvider::Get(); + if ( helpProvider ) + { + if ( helpProvider->ShowHelp(this) ) + { + // skip the event.Skip() below + return; + } + } + + event.Skip(); +} + +#endif // wxUSE_HELP + +// ---------------------------------------------------------------------------- +// tooltipsroot.Replace("\\", "/"); // ---------------------------------------------------------------------------- #if wxUSE_TOOLTIPS @@ -884,102 +1418,144 @@ void wxWindowBase::DeleteRelatedConstraints() } } -void wxWindowBase::SetSizer(wxSizer *sizer) +#endif // wxUSE_CONSTRAINTS + +void wxWindowBase::SetSizer(wxSizer *sizer, bool deleteOld) { - if (m_windowSizer) delete m_windowSizer; + if ( deleteOld ) + delete m_windowSizer; m_windowSizer = sizer; + + SetAutoLayout( sizer != NULL ); } +void wxWindowBase::SetSizerAndFit(wxSizer *sizer, bool deleteOld) +{ + SetSizer( sizer, deleteOld ); + sizer->SetSizeHints( (wxWindow*) this ); +} + +#if wxUSE_CONSTRAINTS + +void wxWindowBase::SatisfyConstraints() +{ + wxLayoutConstraints *constr = GetConstraints(); + bool wasOk = constr && constr->AreSatisfied(); + + ResetConstraints(); // Mark all constraints as unevaluated + + int noChanges = 1; + + // if we're a top level panel (i.e. our parent is frame/dialog), our + // own constraints will never be satisfied any more unless we do it + // here + if ( wasOk ) + { + while ( noChanges > 0 ) + { + LayoutPhase1(&noChanges); + } + } + + LayoutPhase2(&noChanges); +} + +#endif // wxUSE_CONSTRAINTS + bool wxWindowBase::Layout() { - int w, h; - GetClientSize(&w, &h); - // If there is a sizer, use it instead of the constraints if ( GetSizer() ) { + int w, h; + GetVirtualSize(&w, &h); GetSizer()->SetDimension( 0, 0, w, h ); - return TRUE; } - - if ( GetConstraints() ) +#if wxUSE_CONSTRAINTS + else { - GetConstraints()->width.SetValue(w); - GetConstraints()->height.SetValue(h); + SatisfyConstraints(); // Find the right constraints values + SetConstraintSizes(); // Recursively set the real window sizes } - - // Evaluate child constraints - ResetConstraints(); // Mark all constraints as unevaluated - DoPhase(1); // Just one phase need if no sizers involved - DoPhase(2); - SetConstraintSizes(); // Recursively set the real window sizes - +#endif + return TRUE; } +#if wxUSE_CONSTRAINTS -// Do a phase of evaluating constraints: the default behaviour. wxSizers may -// do a similar thing, but also impose their own 'constraints' and order the -// evaluation differently. +// first phase of the constraints evaluation: set our own constraints bool wxWindowBase::LayoutPhase1(int *noChanges) { wxLayoutConstraints *constr = GetConstraints(); - if ( constr ) - { - return constr->SatisfyConstraints(this, noChanges); - } - else - return TRUE; + + return !constr || constr->SatisfyConstraints(this, noChanges); } +// second phase: set the constraints for our children bool wxWindowBase::LayoutPhase2(int *noChanges) { *noChanges = 0; // Layout children DoPhase(1); + + // Layout grand children DoPhase(2); + return TRUE; } // Do a phase of evaluating child constraints bool wxWindowBase::DoPhase(int phase) { - int noIterations = 0; - int maxIterations = 500; - int noChanges = 1; - int noFailures = 0; + // the list containing the children for which the constraints are already + // set correctly wxWindowList succeeded; - while ((noChanges > 0) && (noIterations < maxIterations)) + + // the max number of iterations we loop before concluding that we can't set + // the constraints + static const int maxIterations = 500; + + for ( int noIterations = 0; noIterations < maxIterations; noIterations++ ) { - noChanges = 0; - noFailures = 0; - wxWindowList::Node *node = GetChildren().GetFirst(); - while (node) + int noChanges = 0; + + // loop over all children setting their constraints + for ( wxWindowList::Node *node = GetChildren().GetFirst(); + node; + node = node->GetNext() ) { wxWindow *child = node->GetData(); - if ( !child->IsTopLevel() ) + if ( child->IsTopLevel() ) { - wxLayoutConstraints *constr = child->GetConstraints(); - if ( constr ) - { - if ( !succeeded.Find(child) ) - { - int tempNoChanges = 0; - bool success = ( (phase == 1) ? child->LayoutPhase1(&tempNoChanges) : child->LayoutPhase2(&tempNoChanges) ) ; - noChanges += tempNoChanges; - if ( success ) - { - succeeded.Append(child); - } - } - } + // top level children are not inside our client area + continue; + } + + if ( !child->GetConstraints() || succeeded.Find(child) ) + { + // this one is either already ok or nothing we can do about it + continue; + } + + int tempNoChanges = 0; + bool success = phase == 1 ? child->LayoutPhase1(&tempNoChanges) + : child->LayoutPhase2(&tempNoChanges); + noChanges += tempNoChanges; + + if ( success ) + { + succeeded.Append(child); } - node = node->GetNext(); } - noIterations++; + if ( !noChanges ) + { + // constraints are set + break; + } } return TRUE; @@ -999,6 +1575,7 @@ void wxWindowBase::ResetConstraints() constr->centreX.SetDone(FALSE); constr->centreY.SetDone(FALSE); } + wxWindowList::Node *node = GetChildren().GetFirst(); while (node) { @@ -1014,8 +1591,7 @@ void wxWindowBase::ResetConstraints() void wxWindowBase::SetConstraintSizes(bool recurse) { wxLayoutConstraints *constr = GetConstraints(); - if ( constr && constr->left.GetDone() && constr->right.GetDone( ) && - constr->width.GetDone() && constr->height.GetDone()) + if ( constr && constr->AreSatisfied() ) { int x = constr->left.GetValue(); int y = constr->top.GetValue(); @@ -1035,21 +1611,9 @@ void wxWindowBase::SetConstraintSizes(bool recurse) } else if ( constr ) { - wxChar *windowClass = GetClassInfo()->GetClassName(); - - wxString winName; - if ( GetName() == wxT("") ) - winName = wxT("unnamed"); - else - winName = GetName(); - wxLogDebug( wxT("Constraint(s) not satisfied for window of type %s, name %s:\n"), - (const wxChar *)windowClass, - (const wxChar *)winName); - if ( !constr->left.GetDone()) wxLogDebug( wxT(" unsatisfied 'left' constraint.\n") ); - if ( !constr->right.GetDone()) wxLogDebug( wxT(" unsatisfied 'right' constraint.\n") ); - if ( !constr->width.GetDone()) wxLogDebug( wxT(" unsatisfied 'width' constraint.\n") ); - if ( !constr->height.GetDone()) wxLogDebug( wxT(" unsatisfied 'height' constraint.\n") ); - wxLogDebug( wxT("Please check constraints: try adding AsIs() constraints.\n") ); + wxLogDebug(wxT("Constraints not satisfied for %s named '%s'."), + GetClassInfo()->GetClassName(), + GetName().c_str()); } if ( recurse ) @@ -1058,7 +1622,7 @@ void wxWindowBase::SetConstraintSizes(bool recurse) while (node) { wxWindow *win = node->GetData(); - if ( !win->IsTopLevel() ) + if ( !win->IsTopLevel() && win->GetConstraints() ) win->SetConstraintSizes(); node = node->GetNext(); } @@ -1150,6 +1714,22 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const #endif // wxUSE_CONSTRAINTS +void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) const +{ + // 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; + } + } +} + // ---------------------------------------------------------------------------- // do Update UI processing for child controls // ---------------------------------------------------------------------------- @@ -1160,43 +1740,49 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const // of control classes. void wxWindowBase::UpdateWindowUI() { - wxWindowID id = GetId(); - if ( id > 0 ) +#if wxUSE_CONTROLS + wxUpdateUIEvent event(GetId()); + event.m_eventObject = this; + + if ( GetEventHandler()->ProcessEvent(event) ) { - wxUpdateUIEvent event(id); - event.m_eventObject = this; + if ( event.GetSetEnabled() ) + Enable(event.GetEnabled()); - if ( GetEventHandler()->ProcessEvent(event) ) + if ( event.GetSetText() ) { - if ( event.GetSetEnabled() ) - Enable(event.GetEnabled()); - - if ( event.GetSetText() ) + wxControl *control = wxDynamicCastThis(wxControl); + if ( control ) { - wxControl *control = wxDynamicCast(this, wxControl); - if ( control ) +#if wxUSE_TEXTCTRL + wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl); + if ( text ) + text->SetValue(event.GetText()); + else +#endif // wxUSE_TEXTCTRL control->SetLabel(event.GetText()); } + } #if wxUSE_CHECKBOX - wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox); - if ( checkbox ) - { - if ( event.GetSetChecked() ) - checkbox->SetValue(event.GetChecked()); - } + wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox); + if ( checkbox ) + { + if ( event.GetSetChecked() ) + checkbox->SetValue(event.GetChecked()); + } #endif // wxUSE_CHECKBOX -#if wxUSE_RADIOBUTTON - wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton); - if ( radiobtn ) - { - if ( event.GetSetChecked() ) - radiobtn->SetValue(event.GetChecked()); - } -#endif // wxUSE_RADIOBUTTON +#if wxUSE_RADIOBTN + wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton); + if ( radiobtn ) + { + if ( event.GetSetChecked() ) + radiobtn->SetValue(event.GetChecked()); } +#endif // wxUSE_RADIOBTN } +#endif // wxUSE_CONTROLS } // ---------------------------------------------------------------------------- @@ -1229,47 +1815,6 @@ wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt) return pt2; } -// ---------------------------------------------------------------------------- -// client data -// ---------------------------------------------------------------------------- - -void wxWindowBase::DoSetClientObject( wxClientData *data ) -{ - wxASSERT_MSG( m_clientDataType != ClientData_Void, - wxT("can't have both object and void client data") ); - - if ( m_clientObject ) - delete m_clientObject; - - m_clientObject = data; - m_clientDataType = ClientData_Object; -} - -wxClientData *wxWindowBase::DoGetClientObject() const -{ - wxASSERT_MSG( m_clientDataType == ClientData_Object, - wxT("this window doesn't have object client data") ); - - return m_clientObject; -} - -void wxWindowBase::DoSetClientData( void *data ) -{ - wxASSERT_MSG( m_clientDataType != ClientData_Object, - wxT("can't have both object and void client data") ); - - m_clientData = data; - m_clientDataType = ClientData_Void; -} - -void *wxWindowBase::DoGetClientData() const -{ - wxASSERT_MSG( m_clientDataType == ClientData_Void, - wxT("this window doesn't have void client data") ); - - return m_clientData; -} - // ---------------------------------------------------------------------------- // event handlers // ---------------------------------------------------------------------------- @@ -1299,6 +1844,71 @@ void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) ) TransferDataToWindow(); } +// process Ctrl-Alt-mclick +void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) +{ +#if wxUSE_MSGDLG + if ( event.ControlDown() && event.AltDown() ) + { + // don't translate these strings + wxString port; + +#ifdef __WXUNIVERSAL__ + port = _T("Univ/"); +#endif // __WXUNIVERSAL__ + + switch ( wxGetOsVersion() ) + { + 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; + } + + 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_UNICODE + L" (Unicode)", +#else + "", +#endif + __TDATE__, + __TTIME__ + ), + _T("wxWindows information"), + wxICON_INFORMATION | wxOK, + (wxWindow *)this); + } + else +#endif // wxUSE_MSGDLG + { + event.Skip(); + } +} + // ---------------------------------------------------------------------------- // list classes implementation // ---------------------------------------------------------------------------- @@ -1308,3 +1918,109 @@ void wxWindowListNode::DeleteData() delete (wxWindow *)GetData(); } +// ---------------------------------------------------------------------------- +// borders +// ---------------------------------------------------------------------------- + +wxBorder wxWindowBase::GetBorder() const +{ + wxBorder border = (wxBorder)(m_windowStyle & wxBORDER_MASK); + if ( border == wxBORDER_DEFAULT ) + { + border = GetDefaultBorder(); + } + + return border; +} + +wxBorder wxWindowBase::GetDefaultBorder() const +{ + return wxBORDER_NONE; +} + +// ---------------------------------------------------------------------------- +// hit testing +// ---------------------------------------------------------------------------- + +wxHitTest wxWindowBase::DoHitTest(wxCoord x, wxCoord y) const +{ + // here we just check if the point is inside the window or not + + // check the top and left border first + bool outside = x < 0 || y < 0; + if ( !outside ) + { + // check the right and bottom borders too + wxSize size = GetSize(); + outside = x >= size.x || y >= size.y; + } + + return outside ? wxHT_WINDOW_OUTSIDE : wxHT_WINDOW_INSIDE; +} + +// ---------------------------------------------------------------------------- +// mouse capture +// ---------------------------------------------------------------------------- + +struct WXDLLEXPORT wxWindowNext +{ + wxWindow *win; + wxWindowNext *next; +} *wxWindowBase::ms_winCaptureNext = NULL; + +void wxWindowBase::CaptureMouse() +{ + wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), this); + + wxWindow *winOld = GetCapture(); + if ( winOld ) + { + ((wxWindowBase*) winOld)->DoReleaseMouse(); + + // save it on stack + wxWindowNext *item = new wxWindowNext; + item->win = winOld; + item->next = ms_winCaptureNext; + ms_winCaptureNext = item; + } + //else: no mouse capture to save + + DoCaptureMouse(); +} + +void wxWindowBase::ReleaseMouse() +{ + wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), this); + + wxASSERT_MSG( GetCapture() == this, wxT("attempt to release mouse, but this window hasn't captured it") ); + + DoReleaseMouse(); + + if ( ms_winCaptureNext ) + { + ((wxWindowBase*)ms_winCaptureNext->win)->DoCaptureMouse(); + + wxWindowNext *item = ms_winCaptureNext; + ms_winCaptureNext = item->next; + delete item; + } + //else: stack is empty, no previous capture + + wxLogTrace(_T("mousecapture"), + _T("After ReleaseMouse() mouse is captured by %p"), + GetCapture()); +} + +// ---------------------------------------------------------------------------- +// global functions +// ---------------------------------------------------------------------------- + +wxWindow* wxGetTopLevelParent(wxWindow *win) +{ + while ( win && !win->IsTopLevel() ) + win = win->GetParent(); + + return win; +} + +// vi:sts=4:sw=4:et