/////////////////////////////////////////////////////////////////////////////
// Name: dialog.cpp
// Purpose: wxDialog class
-// Author: AUTHOR
+// Author: Stefan Csomor
// Modified by:
-// Created: ??/??/98
+// Created: 1998-01-01
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Copyright: (c) Stefan Csomor
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "dialog.h"
#endif
+#include "wx/wxprec.h"
+
#include "wx/dialog.h"
#include "wx/utils.h"
#include "wx/frame.h"
#include "wx/app.h"
#include "wx/settings.h"
-#include <wx/mac/uma.h>
+#include "wx/mac/uma.h"
// Lists to keep track of windows, so we can disable/enable them
// for modal dialogs
wxList wxModalDialogs;
-wxList wxModelessWindows; // Frames and modeless dialogs
+//wxList wxModelessWindows; // Frames and modeless dialogs
extern wxList wxPendingDelete;
#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
+IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)
-BEGIN_EVENT_TABLE(wxDialog, wxPanel)
- EVT_SIZE(wxDialog::OnSize)
+BEGIN_EVENT_TABLE(wxDialog, wxDialogBase)
EVT_BUTTON(wxID_OK, wxDialog::OnOK)
EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
+
EVT_CHAR_HOOK(wxDialog::OnCharHook)
+
EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
+
EVT_CLOSE(wxDialog::OnCloseWindow)
END_EVENT_TABLE()
#endif
-wxDialog::wxDialog()
+void wxDialog::Init()
{
- SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
+ m_isModalStyle = false;
}
bool wxDialog::Create(wxWindow *parent, wxWindowID id,
long style,
const wxString& name)
{
- m_windowStyle = style;
-
- SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
- SetName(name);
-
- if (!parent)
- wxTopLevelWindows.Append(this);
-
- if (parent) parent->AddChild(this);
-
- if ( id == -1 )
- m_windowId = (int)NewControlId();
- else
- m_windowId = id;
-
- Rect theBoundsRect;
-
- m_x = (int)pos.x;
- m_y = (int)pos.y;
- if ( m_y < 50 )
- m_y = 50 ;
- if ( m_x < 20 )
- m_x = 20 ;
-
- m_width = size.x;
- if (m_width == -1)
- m_width = 20;
- m_height = size.y;
- if (m_height == -1)
- m_height = 20;
-
- ::SetRect(&theBoundsRect, m_x, m_y, m_x + m_width, m_y + m_height);
- m_macWindowData = new MacWindowData() ;
-
- WindowClass wclass = kMovableModalWindowClass ;
- WindowAttributes attr = kWindowNoAttributes ;
-
- if ( ( m_windowStyle & wxMINIMIZE_BOX ) || ( m_windowStyle & wxMAXIMIZE_BOX ) )
- {
- attr |= kWindowFullZoomAttribute ;
- attr |= kWindowResizableAttribute ;
- }
-
- UMACreateNewWindow( wclass , attr , &theBoundsRect , &m_macWindowData->m_macWindow ) ;
- wxAssociateWinWithMacWindow( m_macWindowData->m_macWindow , this ) ;
- wxString label ;
- if( wxApp::s_macDefaultEncodingIsPC )
- label = wxMacMakeMacStringFromPC( title ) ;
- else
- label = title ;
- UMASetWTitleC( m_macWindowData->m_macWindow , label ) ;
- m_macWindowData->m_macWindowBackgroundTheme = kThemeBrushDialogBackgroundActive ;
- UMACreateRootControl( m_macWindowData->m_macWindow , &m_macWindowData->m_macRootControl ) ;
- m_macWindowData->m_macFocus = NULL ;
- m_macShown = false ;
- return TRUE;
+ SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG);
+
+ // All dialogs should really have this style
+ style |= wxTAB_TRAVERSAL;
+
+ if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style & ~(wxYES|wxOK|wxNO|wxCANCEL) , name) )
+ return FALSE;
+
+ return TRUE;
}
void wxDialog::SetModal(bool flag)
{
- if ( flag )
- m_windowStyle |= wxDIALOG_MODAL ;
- else
- if ( m_windowStyle & wxDIALOG_MODAL )
- m_windowStyle -= wxDIALOG_MODAL ;
-
- wxModelessWindows.DeleteObject(this);
- if (!flag)
- wxModelessWindows.Append(this);
+ if ( flag )
+ {
+ m_isModalStyle = true;
+
+ wxModelessWindows.DeleteObject(this);
+#if TARGET_CARBON
+ SetWindowModality( (WindowRef) MacGetWindowRef() , kWindowModalityAppModal , NULL ) ;
+#endif
+ }
+ else
+ {
+ m_isModalStyle = false;
+
+ wxModelessWindows.Append(this);
+ }
}
wxDialog::~wxDialog()
{
- wxTopLevelWindows.DeleteObject(this);
-
- if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
- wxModelessWindows.DeleteObject(this);
+ m_isBeingDeleted = TRUE;
+ Show(FALSE);
+}
- // If this is the last top-level window, exit.
- if (wxTheApp && (wxTopLevelWindows.Number() == 0))
+// By default, pressing escape cancels the dialog , on mac command-stop does the same thing
+void wxDialog::OnCharHook(wxKeyEvent& event)
+{
+ if (( event.m_keyCode == WXK_ESCAPE ||
+ ( event.m_keyCode == '.' && event.MetaDown() ) )
+ && FindWindow(wxID_CANCEL) )
{
- wxTheApp->SetTopWindow(NULL);
+ // Behaviour changed in 2.0: we'll send a Cancel message
+ // to the dialog instead of Close.
+ wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+ cancelEvent.SetEventObject( this );
+ GetEventHandler()->ProcessEvent(cancelEvent);
- if (wxTheApp->GetExitOnFrameDelete())
- {
- wxTheApp->ExitMainLoop() ;
- }
+ return;
}
+ // We didn't process this event.
+ event.Skip();
}
-// By default, pressing escape cancels the dialog
-void wxDialog::OnCharHook(wxKeyEvent& event)
+bool wxDialog::IsModal() const
{
- if (event.m_keyCode == WXK_ESCAPE)
- {
- // Behaviour changed in 2.0: we'll send a Cancel message
- // to the dialog instead of Close.
- wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
- cancelEvent.SetEventObject( this );
- GetEventHandler()->ProcessEvent(cancelEvent);
-
- return;
- }
- // We didn't process this event.
- event.Skip();
+ return m_isModalStyle;
}
-void wxDialog::Iconize(bool WXUNUSED(iconize))
+
+bool wxDialog::IsModalShowing() const
{
- // TODO
+ return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast
}
-bool wxDialog::IsIconized() const
+bool wxDialog::Show(bool show)
{
- // TODO
- return FALSE;
+ if ( !wxDialogBase::Show(show) )
+ {
+ // nothing to do
+ return FALSE;
+ }
+
+ if ( show )
+ {
+ // usually will result in TransferDataToWindow() being called
+ InitDialog();
+ }
+
+ if ( IsModal() )
+ {
+ if ( show )
+ {
+ DoShowModal();
+ }
+ else // end of modal dialog
+ {
+ // this will cause IsModalShowing() return FALSE and our local
+ // message loop will terminate
+ wxModalDialogs.DeleteObject(this);
+ }
+ }
+
+ return TRUE;
}
+#if !TARGET_CARBON
extern bool s_macIsInModalLoop ;
+#endif
-bool wxDialog::Show(bool show)
+void wxDialog::DoShowModal()
{
- if ( m_macShown == show )
- return TRUE ;
-
- m_macShown = show ;
-
- bool modal = ((GetWindowStyleFlag() & wxDIALOG_MODAL) == wxDIALOG_MODAL) ;
-
- if ( modal )
- {
- s_macIsInModalLoop = true ;
- if (show)
- {
- // if we don't do it, some window might be deleted while we have pointers
- // to them in our disabledWindows list and the program will crash when it
- // will try to reenable them after the modal dialog end
- wxTheApp->DeletePendingObjects();
-
- UMAShowWindow( m_macWindowData->m_macWindow ) ;
- UMASelectWindow( m_macWindowData->m_macWindow ) ;
-
- if (!wxModalDialogs.Member(this))
- wxModalDialogs.Append(this);
-
- while (wxModalDialogs.Member(this) )
- {
- wxTheApp->MacDoOneEvent() ;
- }
- }
- else
- {
- wxModalDialogs.DeleteObject(this);
- UMAHideWindow( m_macWindowData->m_macWindow ) ;
- }
- s_macIsInModalLoop = false ;
- }
- else // !modal
- {
- if (show)
- {
- UMAShowWindow( m_macWindowData->m_macWindow ) ;
- UMASelectWindow( m_macWindowData->m_macWindow ) ;
- }
- else
- {
- UMAHideWindow( m_macWindowData->m_macWindow ) ;
- }
- }
- return TRUE ;
+ wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") );
+
+ wxModalDialogs.Append(this);
+
+ SetFocus() ;
+
+#if TARGET_CARBON
+ BeginAppModalStateForWindow( (WindowRef) MacGetWindowRef()) ;
+#else
+ // TODO : test whether parent gets disabled
+ bool formerModal = s_macIsInModalLoop ;
+ s_macIsInModalLoop = true ;
+#endif
+ while ( IsModalShowing() )
+ {
+ wxTheApp->MacDoOneEvent() ;
+ // calls process idle itself
+ }
+
+#if TARGET_CARBON
+ EndAppModalStateForWindow( (WindowRef) MacGetWindowRef() ) ;
+#else
+ // TODO probably reenable the parent window if any
+ s_macIsInModalLoop = formerModal ;
+#endif
}
// Replacement for Show(TRUE) for modal dialogs - returns return code
int wxDialog::ShowModal()
{
- m_windowStyle |= wxDIALOG_MODAL;
- Show(TRUE);
- return GetReturnCode();
+ if ( !IsModal() )
+ {
+ SetModal(TRUE);
+ }
+
+ Show(TRUE);
+ return GetReturnCode();
}
+// NB: this function (surprizingly) may be called for both modal and modeless
+// dialogs and should work for both of them
void wxDialog::EndModal(int retCode)
{
- SetReturnCode(retCode);
- // TODO modal un-showing
- Show(FALSE);
+ SetReturnCode(retCode);
+ Show(FALSE);
}
// Standard buttons
-void wxDialog::OnOK(wxCommandEvent& event)
+void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
{
- if ( Validate() && TransferDataFromWindow() )
- {
- if ( IsModal() )
- EndModal(wxID_OK);
- else
- {
- SetReturnCode(wxID_OK);
- this->Show(FALSE);
- }
- }
+ if ( Validate() && TransferDataFromWindow() )
+ {
+ EndModal(wxID_OK);
+ }
}
-void wxDialog::OnApply(wxCommandEvent& event)
+void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event))
{
- if (Validate())
- TransferDataFromWindow();
- // TODO probably need to disable the Apply button until things change again
+ if (Validate())
+ TransferDataFromWindow();
+ // TODO probably need to disable the Apply button until things change again
}
-void wxDialog::OnCancel(wxCommandEvent& event)
+void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
{
- if ( IsModal() )
- EndModal(wxID_CANCEL);
- else
- {
- SetReturnCode(wxID_CANCEL);
- this->Show(FALSE);
- }
+ EndModal(wxID_CANCEL);
}
-void wxDialog::OnCloseWindow(wxCloseEvent& event)
+void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
// We'll send a Cancel message by default,
// which may close the dialog.
// The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
static wxList closing;
-
+
if ( closing.Member(this) )
return;
-
+
closing.Append(this);
-
+
wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
cancelEvent.SetEventObject( this );
GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
closing.DeleteObject(this);
}
-// Destroy the window (delayed, if a managed window)
-bool wxDialog::Destroy()
-{
- if (!wxPendingDelete.Member(this))
- wxPendingDelete.Append(this);
- return TRUE;
-}
-
-void wxDialog::OnSize(wxSizeEvent& WXUNUSED(event))
-{
- // if we're using constraints - do use them
- #if wxUSE_CONSTRAINTS
- if ( GetAutoLayout() ) {
- Layout();
- }
- #endif
-}
-
-void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event)
+void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
{
- SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
+ SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
Refresh();
}
-void wxDialog::Fit()
-{
- wxWindow::Fit();
-}
-
-wxSizer *wxDialog::CreateTextSizer( const wxString &message )
-{
- wxBoxSizer *box = new wxBoxSizer( wxVERTICAL );
-
- // get line height for empty lines
- int y = 0;
- wxFont new_font( GetFont() );
- if (!new_font.Ok()) new_font = *wxSWISS_FONT;
- GetTextExtent( "H", (int*)NULL, &y, (int*)NULL, (int*)NULL, &new_font );
-
- wxString line;
- for (size_t pos = 0; pos < message.Len(); pos++)
- {
- if (message[pos] == _T('\n'))
- {
- if (!line.IsEmpty())
- {
- wxStaticText *s1 = new wxStaticText( this, -1, line );
- box->Add( s1 );
- line = _T("");
- }
- else
- {
- box->Add( 5, y );
- }
- }
- else
- {
- line += message[pos];
- }
- }
-
- // remaining text behind last '\n'
- if (!line.IsEmpty())
- {
- wxStaticText *s2 = new wxStaticText( this, -1, line );
- box->Add( s2 );
- }
-
- return box;
-}
-
-wxSizer *wxDialog::CreateButtonSizer( long flags )
-{
- wxBoxSizer *box = new wxBoxSizer( wxHORIZONTAL );
-
-#if defined(__WXMSW__) || defined(__WXMAC__)
- int margin = 6;
-#else
- int margin = 10;
-#endif
-
- wxButton *ok = (wxButton *) NULL;
- wxButton *cancel = (wxButton *) NULL;
- wxButton *yes = (wxButton *) NULL;
- wxButton *no = (wxButton *) NULL;
-
- // always show an OK button, unless only YES_NO is given
- if ((flags & wxYES_NO) == 0) flags = flags | wxOK;
-
- if (flags & wxYES_NO)
- {
- yes = new wxButton( this, wxID_YES, _("Yes") );
- box->Add( yes, 0, wxLEFT|wxRIGHT, margin );
- no = new wxButton( this, wxID_NO, _("No") );
- box->Add( no, 0, wxLEFT|wxRIGHT, margin );
- } else
- if (flags & wxYES)
- {
- yes = new wxButton( this, wxID_YES, _("Yes") );
- box->Add( yes, 0, wxLEFT|wxRIGHT, margin );
- } else
- if (flags & wxNO)
- {
- no = new wxButton( this, wxID_NO, _("No") );
- box->Add( no, 0, wxLEFT|wxRIGHT, margin );
- }
-
- if (flags & wxOK)
- {
- ok = new wxButton( this, wxID_OK, _("OK") );
- box->Add( ok, 0, wxLEFT|wxRIGHT, margin );
- }
-
- if (flags & wxFORWARD)
- box->Add( new wxButton( this, wxID_FORWARD, _("Forward") ), 0, wxLEFT|wxRIGHT, margin );
-
- if (flags & wxBACKWARD)
- box->Add( new wxButton( this, wxID_BACKWARD, _("Backward") ), 0, wxLEFT|wxRIGHT, margin );
-
- if (flags & wxSETUP)
- box->Add( new wxButton( this, wxID_SETUP, _("Setup") ), 0, wxLEFT|wxRIGHT, margin );
-
- if (flags & wxMORE)
- box->Add( new wxButton( this, wxID_MORE, _("More...") ), 0, wxLEFT|wxRIGHT, margin );
-
- if (flags & wxHELP)
- box->Add( new wxButton( this, wxID_HELP, _("Help") ), 0, wxLEFT|wxRIGHT, margin );
-
- if (flags & wxCANCEL)
- {
- cancel = new wxButton( this, wxID_CANCEL, _("Cancel") );
- box->Add( cancel, 0, wxLEFT|wxRIGHT, margin );
- }
-
- if ((flags & wxNO_DEFAULT) == 0)
- {
- if (ok)
- {
- ok->SetDefault();
- ok->SetFocus();
- }
- else if (yes)
- {
- yes->SetDefault();
- yes->SetFocus();
- }
- }
-
- return box;
-}
-
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