X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f1df09276caf8575eed4e9bf2689c69903a749a9..4a45223c970eabf6ba66347129627775935c90b3:/src/common/wincmn.cpp?ds=inline diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp index 9e96410e18..59f3a09ffb 100644 --- a/src/common/wincmn.cpp +++ b/src/common/wincmn.cpp @@ -40,6 +40,8 @@ #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 @@ -51,6 +53,10 @@ #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 @@ -74,6 +80,12 @@ 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() // ============================================================================ @@ -121,12 +133,10 @@ void wxWindowBase::InitBase() // m_foregroundColour = *wxBLACK; // TODO take this from sys settings too? m_foregroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT); -#if !defined(__WXMAC__) && !defined(__WXGTK__) - m_font = *wxSWISS_FONT; // and this? -#else - m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT); -#endif + // GRG, changed Mar/2000 + m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT); // no style bits + m_exStyle = m_windowStyle = 0; // an optimization for the event processing: checking this flag is much @@ -152,6 +162,9 @@ void wxWindowBase::InitBase() #if wxUSE_CARET m_caret = (wxCaret *)NULL; #endif // wxUSE_CARET + + // Whether we're using the current theme for this window (wxGTK only for now) + m_themeEnabled = FALSE; } // common part of window creation process @@ -179,6 +192,14 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent, 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; } @@ -307,13 +328,32 @@ bool wxWindowBase::DestroyChildren() // 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(); + } + } + + // did we find the parent? + if ( !parent ) + { + // no other choice + direction |= wxCENTRE_ON_SCREEN; + } } if ( direction & wxCENTRE_ON_SCREEN ) @@ -323,8 +363,19 @@ 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; @@ -339,22 +390,12 @@ 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") ); - - // adjust to the parents client area origin - wxPoint posParent = parent->ClientToScreen(wxPoint(0, 0)); - - xNew += posParent.x; - yNew += posParent.y; - } + xNew += posParent.x; + yNew += posParent.y; - // move the centre of this window to this position - 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 @@ -362,7 +403,14 @@ void wxWindowBase::Fit() { if ( GetChildren().GetCount() > 0 ) { - SetClientSize(DoGetBestSize()); + wxSize size = DoGetBestSize(); + + // for compatibility with the old versions and because it really looks + // slightly more pretty like this, add a pad + size.x += 7; + size.y += 14; + + SetClientSize(size); } //else: do nothing if we have no children } @@ -381,15 +429,24 @@ wxSize wxWindowBase::DoGetBestSize() const node = node->GetNext() ) { wxWindow *win = node->GetData(); - if ( win->IsTopLevel() ) + if ( win->IsTopLevel() || wxDynamicCast(win, wxStatusBar) || !win->IsShown()) { // dialogs and frames lie in different top level windows - - // don't deal with them here + // 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; @@ -397,8 +454,7 @@ wxSize wxWindowBase::DoGetBestSize() const maxY = wy + wh; } - // leave a margin - return wxSize(maxX + 7, maxY + 14); + return wxSize(maxX, maxY); } else { @@ -467,6 +523,11 @@ 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); } @@ -565,16 +626,15 @@ bool wxWindowBase::SetForegroundColour( const wxColour &colour ) 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; } @@ -704,6 +764,8 @@ 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() ) { @@ -713,6 +775,11 @@ bool wxWindowBase::Validate() { return FALSE; } + + if ( recurse && !child->Validate() ) + { + return FALSE; + } } #endif // wxUSE_VALIDATORS @@ -722,6 +789,8 @@ 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() ) { @@ -729,15 +798,20 @@ 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 @@ -747,15 +821,29 @@ 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 @@ -769,6 +857,64 @@ void wxWindowBase::InitDialog() GetEventHandler()->ProcessEvent(event); } +// ---------------------------------------------------------------------------- +// 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 + // ---------------------------------------------------------------------------- // tooltips // ---------------------------------------------------------------------------- @@ -932,10 +1078,25 @@ bool wxWindowBase::Layout() } else { - // Evaluate child constraints + wxLayoutConstraints *constr = GetConstraints(); + bool wasOk = constr && constr->AreSatisfied(); + ResetConstraints(); // Mark all constraints as unevaluated - DoPhase(1); // Just one phase need if no sizers involved - DoPhase(2); + + // 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 ) + { + int noChanges = 1; + while ( noChanges > 0 ) + { + constr->SatisfyConstraints(this, &noChanges); + } + } + + DoPhase(1); // Layout children + DoPhase(2); // Layout grand children SetConstraintSizes(); // Recursively set the real window sizes } @@ -1039,8 +1200,7 @@ 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(); @@ -1060,12 +1220,9 @@ void wxWindowBase::SetConstraintSizes(bool recurse) } else if ( constr ) { - wxString winName = GetName(); - if ( !winName ) - winName = wxT("unnamed"); - wxLogDebug(wxT("Constraint not satisfied for %s, name '%s'."), + wxLogDebug(wxT("Constraints not satisfied for %s named '%s'."), GetClassInfo()->GetClassName(), - winName.c_str()); + GetName().c_str()); } if ( recurse ) @@ -1321,6 +1478,58 @@ void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) ) TransferDataToWindow(); } +// process Ctrl-Alt-mclick +void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) +{ + if ( event.ControlDown() && event.AltDown() ) + { + // don't translate these strings + wxString port; + switch ( wxGetOsVersion() ) + { + case wxMOTIF_X: port = _T("Motif"); break; + case wxMACINTOSH: 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, compiled at %s %s\n Copyright (c) 1995-2000 wxWindows team" + ), + port.c_str(), + wxMAJOR_VERSION, + wxMINOR_VERSION, + wxRELEASE_NUMBER, + __DATE__, + __TIME__ + ), + _T("wxWindows information"), + wxICON_INFORMATION | wxOK, + (wxWindow *)this); + } + else + { + event.Skip(); + } +} + // ---------------------------------------------------------------------------- // list classes implementation // ----------------------------------------------------------------------------