/////////////////////////////////////////////////////////////////////////////
-// Name: dialog.cpp
+// Name: src/motif/dialog.cpp
// Purpose: wxDialog class
// Author: Julian Smart
// Modified by:
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "dialog.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#ifdef __VMS
#define XtDisplay XTDISPLAY
#endif
#include "wx/dialog.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/settings.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/app.h"
+ #include "wx/utils.h"
+ #include "wx/settings.h"
+#endif
+
+#include "wx/evtloop.h"
#ifdef __VMS__
#pragma message disable nosimpint
// A stack of modal_showing flags, since we can't rely
// on accessing wxDialog::m_modalShowing within
// wxDialog::Show in case a callback has deleted the wxDialog.
-static wxList wxModalShowingStack;
+// static wxList wxModalShowingStack;
// Lists to keep track of windows, so we can disable/enable them
// for modal dialogs
wxList wxModalDialogs;
extern wxList wxModelessWindows; // Frames and modeless dialogs
-extern wxList wxPendingDelete;
#define wxUSE_INVISIBLE_RESIZE 1
IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)
-BEGIN_EVENT_TABLE(wxDialog, wxTopLevelWindow)
- 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()
-
-
wxDialog::wxDialog()
{
- m_modalShowing = FALSE;
- m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
+ m_modalShowing = false;
+ m_eventLoop = NULL;
}
bool wxDialog::Create(wxWindow *parent, wxWindowID id,
if( !wxTopLevelWindow::Create( parent, id, title, pos, size, style,
name ) )
- return FALSE;
-
- m_modalShowing = FALSE;
+ return false;
- m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
- m_foregroundColour = *wxBLACK;
+ m_modalShowing = false;
+ m_eventLoop = NULL;
Widget dialogShell = (Widget) m_mainWidget;
- Widget shell = XtParent(dialogShell) ;
SetTitle( title );
- m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
- ChangeFont(FALSE);
-
// Can't remember what this was about... but I think it's necessary.
- if (wxUSE_INVISIBLE_RESIZE)
- {
- if (pos.x > -1)
- XtVaSetValues(dialogShell, XmNx, pos.x,
- NULL);
- if (pos.y > -1)
- XtVaSetValues(dialogShell, XmNy, pos.y,
- NULL);
-
- if (size.x > -1)
- XtVaSetValues(dialogShell, XmNwidth, size.x, NULL);
- if (size.y > -1)
- XtVaSetValues(dialogShell, XmNheight, size.y, NULL);
- }
+#if wxUSE_INVISIBLE_RESIZE
+ if (pos.x > -1)
+ XtVaSetValues(dialogShell, XmNx, pos.x,
+ NULL);
+ if (pos.y > -1)
+ XtVaSetValues(dialogShell, XmNy, pos.y,
+ NULL);
+
+ if (size.x > -1)
+ XtVaSetValues(dialogShell, XmNwidth, size.x, NULL);
+ if (size.y > -1)
+ XtVaSetValues(dialogShell, XmNheight, size.y, NULL);
+#endif
// Positioning of the dialog doesn't work properly unless the dialog
// is managed, so we manage without mapping to the screen.
// To show, we map the shell (actually it's parent).
- if (!wxUSE_INVISIBLE_RESIZE)
- XtVaSetValues(shell, XmNmappedWhenManaged, FALSE, NULL);
+#if !wxUSE_INVISIBLE_RESIZE
+ Widget shell = XtParent(dialogShell) ;
+ XtVaSetValues(shell, XmNmappedWhenManaged, False, NULL);
+#endif
- if (!wxUSE_INVISIBLE_RESIZE)
- {
- XtManageChild(dialogShell);
- SetSize(pos.x, pos.y, size.x, size.y);
- }
- XtAddEventHandler(dialogShell,ExposureMask,FALSE,
+#if !wxUSE_INVISIBLE_RESIZE
+ XtManageChild(dialogShell);
+ SetSize(pos.x, pos.y, size.x, size.y);
+#endif
+
+ XtAddEventHandler(dialogShell,ExposureMask,False,
wxUniversalRepaintProc, (XtPointer) this);
- ChangeBackgroundColour();
+ PostCreation();
- return TRUE;
+ return true;
}
-bool wxDialog::DoCreate( wxWindow* parent, wxWindowID id,
- const wxString& title,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- const wxString& name )
+bool wxDialog::XmDoCreateTLW(wxWindow* parent,
+ wxWindowID WXUNUSED(id),
+ const wxString& WXUNUSED(title),
+ const wxPoint& WXUNUSED(pos),
+ const wxSize& WXUNUSED(size),
+ long WXUNUSED(style),
+ const wxString& name)
{
Widget parentWidget = (Widget) 0;
if( parent )
XtSetArg (args[0], XmNdefaultPosition, False);
XtSetArg (args[1], XmNautoUnmanage, False);
Widget dialogShell =
- XmCreateBulletinBoardDialog( parentWidget, (char*)name.c_str(),
+ XmCreateBulletinBoardDialog( parentWidget,
+ name.char_str(),
args, 2);
m_mainWidget = (WXWidget) dialogShell;
wxAddWindowToTable( (Widget)m_mainWidget, this );
- return TRUE;
+ 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 )
+ wxModelessWindows.DeleteObject(this);
+ else
+ wxModelessWindows.Append(this);
}
wxDialog::~wxDialog()
{
- m_isBeingDeleted = TRUE;
+ m_isBeingDeleted = true;
+
+ delete m_eventLoop;
if (m_mainWidget)
{
- XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, FALSE,
+ XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, False,
wxUniversalRepaintProc, (XtPointer) this);
}
- m_modalShowing = FALSE;
- if (!wxUSE_INVISIBLE_RESIZE && m_mainWidget)
+ m_modalShowing = false;
+
+#if !wxUSE_INVISIBLE_RESIZE
+ if (m_mainWidget)
{
XtUnmapWidget((Widget) m_mainWidget);
}
-}
+#endif
-void wxDialog::DoDestroy()
-{
- if( m_mainWidget )
+ PreDestroy();
+
+ if ( m_mainWidget )
{
wxDeleteWindowFromTable( (Widget)m_mainWidget );
XtDestroyWidget( (Widget)m_mainWidget );
}
}
-// By default, pressing escape cancels the dialog
-void wxDialog::OnCharHook(wxKeyEvent& event)
-{
- 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();
-}
-
void wxDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
XtVaSetValues((Widget) m_mainWidget, XmNresizePolicy, XmRESIZE_ANY, NULL);
{
wxXmString str( title );
XtVaSetValues( (Widget)m_mainWidget,
- XmNtitle, title.c_str(),
- XmNdialogTitle, str(), // Roberto Cocchi
- XmNiconName, title.c_str(),
+ XmNtitle, (const char*)title.mb_str(),
+ XmNdialogTitle, str(),
+ XmNiconName, (const char*)title.mb_str(),
NULL );
}
}
bool wxDialog::Show( bool show )
{
- if( !wxTopLevelWindowMotif::Show( show ) )
- return FALSE;
+ if( !wxWindowBase::Show( show ) )
+ return false;
m_isShown = show;
if (show)
{
- if (!wxUSE_INVISIBLE_RESIZE)
- XtMapWidget(XtParent((Widget) m_mainWidget));
- else
- XtManageChild((Widget)m_mainWidget) ;
+ // this usually will result in TransferDataToWindow() being called
+ // which will change the controls values so do it before showing as
+ // otherwise we could have some flicker
+ InitDialog();
+ }
+
+ if (show)
+ {
+#if !wxUSE_INVISIBLE_RESIZE
+ XtMapWidget(XtParent((Widget) m_mainWidget));
+#else
+ XtManageChild((Widget)m_mainWidget) ;
+#endif
- XRaiseWindow( XtDisplay( (Widget)m_mainWidget ),
+ XRaiseWindow( XtDisplay( (Widget)m_mainWidget ),
XtWindow( (Widget)m_mainWidget) );
}
else
{
- if (!wxUSE_INVISIBLE_RESIZE)
- XtUnmapWidget(XtParent((Widget) m_mainWidget));
- else
- XtUnmanageChild((Widget)m_mainWidget) ;
+#if !wxUSE_INVISIBLE_RESIZE
+ XtUnmapWidget(XtParent((Widget) m_mainWidget));
+#else
+ XtUnmanageChild((Widget)m_mainWidget) ;
+#endif
- XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
- XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
+ XFlush(XtDisplay((Widget)m_mainWidget));
+ XSync(XtDisplay((Widget)m_mainWidget), False);
}
- return TRUE;
+ return true;
}
// Shows a dialog modally, returning a return code
int wxDialog::ShowModal()
{
- m_windowStyle |= wxDIALOG_MODAL;
+ Show(true);
- Show(TRUE);
+ // after the event loop ran, the widget might already have been destroyed
+ WXDisplay* display = (WXDisplay*)XtDisplay( (Widget)m_mainWidget );
if (m_modalShowing)
return 0;
+ m_eventLoop = new wxEventLoop;
- wxModalShowingStack.Insert((wxObject *)TRUE);
-
- m_modalShowing = TRUE;
- XtAddGrab((Widget) m_mainWidget, TRUE, FALSE);
-
- XEvent event;
-
- // Loop until we signal that the dialog should be closed
- while ((wxModalShowingStack.Number() > 0) && ((int)(wxModalShowingStack.First()->Data()) != 0))
- {
- // XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
-
- XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
- wxTheApp->ProcessXEvent((WXEvent*) &event);
-
- if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0)
- {
- if (!wxTheApp->ProcessIdle())
- {
-#if wxUSE_THREADS
- // leave the main loop to give other threads a chance to
- // perform their GUI work
- wxMutexGuiLeave();
- wxUsleep(20);
- wxMutexGuiEnter();
-#endif
- }
- }
- }
+ m_modalShowing = true;
+ XtAddGrab((Widget) m_mainWidget, True, False);
- // Remove modal dialog flag from stack
- wxNode *node = wxModalShowingStack.First();
- if (node)
- delete node;
+ m_eventLoop->Run();
// Now process all events in case they get sent to a destroyed dialog
- XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
- while (XtAppPending((XtAppContext) wxTheApp->GetAppContext()))
- {
- XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
- XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
+ wxFlushEvents( display );
- wxTheApp->ProcessXEvent((WXEvent*) &event);
- }
+ delete m_eventLoop;
+ m_eventLoop = NULL;
// TODO: is it safe to call this, if the dialog may have been deleted
// by now? Probably only if we're using delayed deletion of dialogs.
// Strangely, we don't seem to need this now.
// XtRemoveGrab((Widget) m_mainWidget);
- Show(FALSE);
-
- m_modalShowing = FALSE;
-
- wxNode *node = wxModalShowingStack.First();
- if (node)
- node->SetData((wxObject *)FALSE);
-}
-
-// Standard buttons
-void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
-{
- if ( Validate() && TransferDataFromWindow() )
- {
- if ( IsModal() )
- EndModal(wxID_OK);
- else
- {
- SetReturnCode(wxID_OK);
- this->Show(FALSE);
- }
- }
-}
-
-void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event))
-{
- if (Validate())
- TransferDataFromWindow();
- // TODO probably need to disable the Apply button until things change again
-}
-
-void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
-{
- if ( IsModal() )
- EndModal(wxID_CANCEL);
- else
- {
- SetReturnCode(wxID_CANCEL);
- this->Show(FALSE);
- }
-}
-
-void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
-{
- // We'll send a Cancel message by default,
- // which may close the dialog.
- // Check for looping if the Cancel event handler calls Close().
-
- // Note that if a cancel button and handler aren't present in the dialog,
- // nothing will happen when you close the dialog via the window manager, or
- // via Close().
- // We wouldn't want to destroy the dialog by default, since the dialog may have been
- // created on the stack.
- // However, this does mean that calling dialog->Close() won't delete the dialog
- // unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
- // sure to destroy the dialog.
- // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
-
- static wxList closing;
-
- if ( closing.Member(this) )
- return;
+ Show(false);
- closing.Append(this);
+ m_modalShowing = false;
+ m_eventLoop->Exit();
- wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
- cancelEvent.SetEventObject( this );
- GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
-
- closing.DeleteObject(this);
+ SetModal(false);
}
// Destroy the window (delayed, if a managed window)
{
if (!wxPendingDelete.Member(this))
wxPendingDelete.Append(this);
- return TRUE;
-}
-
-void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
-{
- SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
- Refresh();
+ return true;
}
void wxDialog::ChangeFont(bool keepOriginalSize)
void wxDialog::ChangeBackgroundColour()
{
if (GetMainWidget())
- DoChangeBackgroundColour(GetMainWidget(), m_backgroundColour);
+ wxDoChangeBackgroundColour(GetMainWidget(), m_backgroundColour);
}
void wxDialog::ChangeForegroundColour()
{
if (GetMainWidget())
- DoChangeForegroundColour(GetMainWidget(), m_foregroundColour);
+ wxDoChangeForegroundColour(GetMainWidget(), m_foregroundColour);
}
projects / wxWidgets.git / blobdiff