// Created: 09.05.1999
// RCS-ID: $Id$
// Copyright: (c) Karsten Ballüder
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "progdlgg.h"
#endif
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(wxProgressDialog, wxDialog)
- EVT_BUTTON(wxID_CANCEL, wxProgressDialog::OnCancel)
- EVT_CLOSE(wxProgressDialog::OnClose)
+ EVT_BUTTON(wxID_CANCEL, wxProgressDialog::OnCancel)
+
+ EVT_CLOSE(wxProgressDialog::OnClose)
END_EVENT_TABLE()
IMPLEMENT_CLASS(wxProgressDialog, wxDialog)
// ============================================================================
-// implementation
+// wxProgressDialog implementation
// ============================================================================
// ----------------------------------------------------------------------------
-// wxProgressDialog
+// wxProgressDialog creation
// ----------------------------------------------------------------------------
wxProgressDialog::wxProgressDialog(wxString const &title,
int maximum,
wxWindow *parent,
int style)
- : wxDialog(parent, -1, title)
+ : wxDialog(parent, wxID_ANY, title)
{
+ // we may disappear at any moment, let the others know about it
+ SetExtraStyle(GetExtraStyle() | wxWS_EX_TRANSIENT);
+
m_windowStyle |= style;
bool hasAbortButton = (style & wxPD_CAN_ABORT) != 0;
- m_state = hasAbortButton ? Continue : Uncancelable;
- m_maximum = maximum;
- m_parentTop = parent;
- while ( m_parentTop && m_parentTop->GetParent() )
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+ // we have to remove the "Close" button from the title bar then as it is
+ // confusing to have it - it doesn't work anyhow
+ //
+ // FIXME: should probably have a (extended?) window style for this
+ if ( !hasAbortButton )
{
- m_parentTop = m_parentTop->GetParent();
+ EnableCloseButton(false);
}
+#endif // wxMSW
+
+ m_state = hasAbortButton ? Continue : Uncancelable;
+ m_maximum = maximum;
+
+#if defined(__WXMSW__) || defined(__WXPM__)
+ // we can't have values > 65,536 in the progress control under Windows, so
+ // scale everything down
+ m_factor = m_maximum / 65536 + 1;
+ m_maximum /= m_factor;
+#endif // __WXMSW__
+
+ m_parentTop = wxGetTopLevelParent(parent);
wxLayoutConstraints *c;
wxClientDC dc(this);
- dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+ dc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
long widthText;
dc.GetTextExtent(message, &widthText, NULL, NULL, NULL, NULL);
- m_msg = new wxStaticText(this, -1, message);
+ m_msg = new wxStaticText(this, wxID_ANY, message);
c = new wxLayoutConstraints;
c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN);
c->top.SameAs(this, wxTop, 2*LAYOUT_Y_MARGIN);
c->height.AsIs();
m_msg->SetConstraints(c);
- wxSize sizeDlg, sizeLabel = m_msg->GetSize();
+ wxSize sizeDlg,
+ sizeLabel = m_msg->GetSize();
sizeDlg.y = 2*LAYOUT_Y_MARGIN + sizeLabel.y;
wxWindow *lastWindow = m_msg;
if ( maximum > 0 )
{
- m_gauge = new wxGauge(this, -1, maximum,
- wxDefaultPosition, wxDefaultSize,
- wxGA_HORIZONTAL | wxRAISED_BORDER);
-// Sorry, but wxGA_SMOOTH happens to also mean wxDIALOG_MODAL and will
-// cause the dialog to be modal. Have an extra style argument to wxProgressDialog,
-// perhaps.
-// wxGA_HORIZONTAL | wxRAISED_BORDER | (style & wxGA_SMOOTH));
+ // note that we can't use wxGA_SMOOTH because it happens to
+ // cause the dialog to be modal. Have an extra
+ // style argument to wxProgressDialog, perhaps.
+ m_gauge = new wxGauge(this, wxID_ANY, m_maximum,
+ wxDefaultPosition, wxDefaultSize,
+ wxGA_HORIZONTAL);
+
c = new wxLayoutConstraints;
c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN);
c->top.Below(m_msg, 2*LAYOUT_Y_MARGIN);
// create the estimated/remaining/total time zones if requested
m_elapsed = m_estimated = m_remaining = (wxStaticText*)NULL;
- int nTimeLabels = 0;
+ // if we are going to have at least one label, remmeber it in this var
+ wxStaticText *label = NULL;
+
+ // also count how many labels we really have
+ size_t nTimeLabels = 0;
+
if ( style & wxPD_ELAPSED_TIME )
{
nTimeLabels++;
+ label =
m_elapsed = CreateLabel(_("Elapsed time : "), &lastWindow);
}
{
nTimeLabels++;
+ label =
m_estimated = CreateLabel(_("Estimated time : "), &lastWindow);
}
{
nTimeLabels++;
+ label =
m_remaining = CreateLabel(_("Remaining time : "), &lastWindow);
}
{
// set it to the current time
m_timeStart = wxGetCurrentTime();
- sizeDlg.y += nTimeLabels * (sizeLabel.y + LAYOUT_Y_MARGIN);
+ sizeDlg.y += nTimeLabels * (label->GetSize().y + LAYOUT_Y_MARGIN);
}
if ( hasAbortButton )
c = new wxLayoutConstraints;
// Windows dialogs usually have buttons in the lower right corner
-#ifdef __WXMSW__
+#if defined(__WXMSW__) || defined(__WXPM__)
c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN);
#else // !MSW
c->centreX.SameAs(this, wxCentreX);
#endif // MSW/!MSW
c->bottom.SameAs(this, wxBottom, 2*LAYOUT_Y_MARGIN);
- wxSize sizeBtn = wxButton::GetDefaultSize();
- c->width.Absolute(sizeBtn.x);
- c->height.Absolute(sizeBtn.y);
+ c->width.AsIs();
+ c->height.AsIs();
m_btnAbort->SetConstraints(c);
- sizeDlg.y += 2*LAYOUT_Y_MARGIN + sizeBtn.y;
+ sizeDlg.y += 2*LAYOUT_Y_MARGIN + wxButton::GetDefaultSize().y;
}
- else
+ else // no "Cancel" button
+ {
m_btnAbort = (wxButton *)NULL;
+ }
- SetAutoLayout(TRUE);
+ SetAutoLayout(true);
Layout();
sizeDlg.y += 2*LAYOUT_Y_MARGIN;
else
{
if ( m_parentTop )
- m_parentTop->Enable(FALSE);
+ m_parentTop->Disable();
m_winDisabler = NULL;
}
- Show(TRUE);
- Enable(TRUE); // enable this window
+ Show();
+ Enable();
- // Update the display (especially on X, GTK)
- wxYield();
+ // this one can be initialized even if the others are unknown for now
+ //
+ // NB: do it after calling Layout() to keep the labels correctly aligned
+ if ( m_elapsed )
+ {
+ SetTimeLabel(0, m_elapsed);
+ }
-#ifdef __WXMAC__
- MacUpdateImmediately();
-#endif
+ Update();
}
wxStaticText *wxProgressDialog::CreateLabel(const wxString& text,
{
wxLayoutConstraints *c;
- wxStaticText *label = new wxStaticText(this, -1, _("unknown"));
+ wxStaticText *label = new wxStaticText(this, wxID_ANY, _("unknown"));
c = new wxLayoutConstraints;
// VZ: I like the labels be centered - if the others don't mind, you may
// remove "#ifdef __WXMSW__" and use it for all ports
-#ifdef __WXMSW__
+#if defined(__WXMSW__) || defined(__WXPM__) || defined(__WXMAC__)
c->left.SameAs(this, wxCentreX, LAYOUT_X_MARGIN);
#else // !MSW
c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN);
c->height.AsIs();
label->SetConstraints(c);
- wxStaticText *dummy = new wxStaticText(this, -1, text);
+ wxStaticText *dummy = new wxStaticText(this, wxID_ANY, text);
c = new wxLayoutConstraints;
c->right.LeftOf(label);
c->top.SameAs(label, wxTop, 0);
return label;
}
+// ----------------------------------------------------------------------------
+// wxProgressDialog operations
+// ----------------------------------------------------------------------------
+
bool
wxProgressDialog::Update(int value, const wxString& newmsg)
{
wxASSERT_MSG( value == -1 || m_gauge, wxT("cannot update non existent dialog") );
+
+#ifdef __WXMSW__
+ value /= m_factor;
+#endif // __WXMSW__
+
wxASSERT_MSG( value <= m_maximum, wxT("invalid progress value") );
- if ( m_gauge )
- m_gauge->SetValue(value + 1);
+ // fill up the gauge if value == maximum because this means that the dialog
+ // is going to close and the gauge shouldn't be partly empty in this case
+ if ( m_gauge && value <= m_maximum )
+ {
+ m_gauge->SetValue(value == m_maximum ? value : value + 1);
+ }
if ( !newmsg.IsEmpty() )
{
-#ifdef __WXMSW__
- // this seems to be necessary or garbage is left when the new label is
- // longer than the old one
- m_msg->SetLabel(wxEmptyString);
-#endif // MSW
-
m_msg->SetLabel(newmsg);
- wxYield();
+ wxYieldIfNeeded() ;
}
if ( (m_elapsed || m_remaining || m_estimated) && (value != 0) )
{
unsigned long elapsed = wxGetCurrentTime() - m_timeStart;
- unsigned long estimated = elapsed * m_maximum / value;
+ unsigned long estimated = (unsigned long)(( (double) elapsed * m_maximum ) / ((double)value)) ;
unsigned long remaining = estimated - elapsed;
SetTimeLabel(elapsed, m_elapsed);
SetTimeLabel(remaining, m_remaining);
}
- if ( (value == m_maximum ) && !(GetWindowStyle() & wxPD_AUTO_HIDE) )
+ if ( value == m_maximum )
{
- if ( m_btnAbort )
+ // so that we return true below and that out [Cancel] handler knew what
+ // to do
+ m_state = Finished;
+ if( !(GetWindowStyle() & wxPD_AUTO_HIDE) )
{
- // tell the user what he should do...
- m_btnAbort->SetLabel(_("Close"));
+ if ( m_btnAbort )
+ {
+ // tell the user what he should do...
+ m_btnAbort->SetLabel(_("Close"));
+ }
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+ else // enable the button to give the user a way to close the dlg
+ {
+ EnableCloseButton();
+ }
+#endif // __WXMSW__
+
+ if ( !newmsg )
+ {
+ // also provide the finishing message if the application didn't
+ m_msg->SetLabel(_("Done."));
+ }
+
+ wxYieldIfNeeded() ;
+
+ (void)ShowModal();
}
-
- if ( !newmsg )
+ else // auto hide
{
- // also provide the finishing message if the application didn't
- m_msg->SetLabel(_("Done."));
- }
-
- // so that we return TRUE below and that out [Cancel] handler knew what
- // to do
- m_state = Finished;
-
- wxYield();
+ // reenable other windows before hiding this one because otherwise
+ // Windows wouldn't give the focus back to the window which had
+ // been previously focused because it would still be disabled
+ ReenableOtherWindows();
- (void)ShowModal();
+ Hide();
+ }
}
else
{
- // update the display
- wxYield();
+ // we have to yield because not only we want to update the display but
+ // also to process the clicks on the cancel button
+ wxYieldIfNeeded() ;
}
-#ifdef __WXMAC__
- MacUpdateImmediately();
-#endif
+ // update the display in case yielding above didn't do it
+ Update();
return m_state != Canceled;
}
+void wxProgressDialog::Resume()
+{
+ m_state = Continue;
+
+ // it may have been disabled by OnCancel(), so enable it back to let the
+ // user interrupt us again if needed
+ m_btnAbort->Enable();
+}
+
+bool wxProgressDialog::Show( bool show )
+{
+ // reenable other windows before hiding this one because otherwise
+ // Windows wouldn't give the focus back to the window which had
+ // been previously focused because it would still be disabled
+ if(!show)
+ ReenableOtherWindows();
+
+ return wxDialog::Show(show);
+}
+
// ----------------------------------------------------------------------------
// event handlers
// ----------------------------------------------------------------------------
if ( m_state == Uncancelable )
{
// can't close this dialog
- event.Veto(TRUE);
+ event.Veto();
}
else if ( m_state == Finished )
{
// ----------------------------------------------------------------------------
wxProgressDialog::~wxProgressDialog()
+{
+ // normally this should have been already done, but just in case
+ ReenableOtherWindows();
+}
+
+void wxProgressDialog::ReenableOtherWindows()
{
if ( GetWindowStyle() & wxPD_APP_MODAL )
{
delete m_winDisabler;
+ m_winDisabler = (wxWindowDisabler *)NULL;
}
else
{
if ( m_parentTop )
- m_parentTop->Enable(TRUE);
+ m_parentTop->Enable();
}
}
projects / wxWidgets.git / blobdiff