proplist.cpp

很牛的GUI源码wxWidgets-2.8.0.zip 可在多种平台下运行.

            m_cancelButton = new wxButton(panel, wxID_PROP_CROSS, _T("X"), wxDefaultPosition, smallButtonSize );
        }

        topsizer->Add( m_confirmButton, 0, wxLEFT|wxTOP|wxBOTTOM | wxEXPAND, buttonborder );
        topsizer->Add( m_cancelButton, 0, wxLEFT|wxTOP|wxBOTTOM | wxEXPAND, buttonborder );
    }

    m_valueText = new wxPropertyTextEdit(this, panel, wxID_PROP_TEXT, wxEmptyString,
       wxDefaultPosition, wxSize(wxDefaultCoord, smallButtonSize.y), wxTE_PROCESS_ENTER);
    m_valueText->Disable();
    topsizer->Add( m_valueText, 1, wxALL | wxEXPAND, buttonborder );

    if (m_buttonFlags & wxPROP_PULLDOWN)
    {
        m_editButton = new wxButton(panel, wxID_PROP_EDIT, _T("..."),  wxDefaultPosition, smallButtonSize);
        m_editButton->Disable();
        topsizer->Add( m_editButton, 0, wxRIGHT|wxTOP|wxBOTTOM | wxEXPAND, buttonborder );
    }

    mainsizer->Add( topsizer, 0, wxEXPAND );

    // middle section with two list boxes

    m_middleSizer = new wxBoxSizer( wxVERTICAL );

    m_valueList = new wxListBox(panel, wxID_PROP_VALUE_SELECT, wxDefaultPosition, wxSize(wxDefaultCoord, 60));
    m_valueList->Show(false);

    m_propertyScrollingList = new wxListBox(panel, wxID_PROP_SELECT, wxDefaultPosition, wxSize(100, 100));
    m_propertyScrollingList->SetFont(* boringFont);
    m_middleSizer->Add( m_propertyScrollingList, 1, wxALL|wxEXPAND, buttonborder );

    mainsizer->Add( m_middleSizer, 1, wxEXPAND );

    // bottom row with buttons

    if ((m_buttonFlags & wxPROP_BUTTON_OK) ||
        (m_buttonFlags & wxPROP_BUTTON_CLOSE) ||
        (m_buttonFlags & wxPROP_BUTTON_CANCEL) ||
        (m_buttonFlags & wxPROP_BUTTON_HELP))
    {
        wxBoxSizer *bottomsizer = new wxBoxSizer( wxHORIZONTAL );
        buttonborder = 5;

        if (m_buttonFlags & wxPROP_BUTTON_OK)
        {
            m_windowCloseButton = new wxButton(panel, wxID_OK, _("OK"), wxDefaultPosition, largeButtonSize );
            m_windowCloseButton->SetDefault();
            m_windowCloseButton->SetFocus();
            bottomsizer->Add( m_windowCloseButton, 0, wxALL, buttonborder );
        }
        else if (m_buttonFlags & wxPROP_BUTTON_CLOSE)
        {
            m_windowCloseButton = new wxButton(panel, wxID_OK, _("Close"), wxDefaultPosition, largeButtonSize );
            bottomsizer->Add( m_windowCloseButton, 0, wxALL, buttonborder );
        }
        if (m_buttonFlags & wxPROP_BUTTON_CANCEL)
        {
            m_windowCancelButton = new wxButton(panel, wxID_CANCEL, _("Cancel"), wxDefaultPosition, largeButtonSize );
            bottomsizer->Add( m_windowCancelButton, 0, wxALL, buttonborder );
        }
        if (m_buttonFlags & wxPROP_BUTTON_HELP)
        {
            m_windowHelpButton = new wxButton(panel, wxID_HELP, _("Help"), wxDefaultPosition, largeButtonSize );
            bottomsizer->Add( m_windowHelpButton, 0, wxALL, buttonborder );
        }

        mainsizer->Add( bottomsizer, 0, wxALIGN_RIGHT | wxEXPAND );
    }

    panel->SetSizer( mainsizer );

    return true;
}

void wxPropertyListView::ShowTextControl(bool show)
{
  if (m_valueText)
    m_valueText->Show(show);
}

void wxPropertyListView::ShowListBoxControl(bool show)
{
    if (!m_valueList) return;

    m_valueList->Show(show);

    if (m_buttonFlags & wxPROP_DYNAMIC_VALUE_FIELD)
    {
        if (show)
            m_middleSizer->Prepend( m_valueList, 0, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 3 );
        else
            m_middleSizer->Remove( 0 );

        m_propertyWindow->Layout();
    }
}

void wxPropertyListView::EnableCheck(bool show)
{
  if (m_confirmButton)
    m_confirmButton->Enable(show);
}

void wxPropertyListView::EnableCross(bool show)
{
  if (m_cancelButton)
    m_cancelButton->Enable(show);
}

bool wxPropertyListView::OnClose()
{
  // Retrieve the value if any
  wxCommandEvent event;
  OnCheck(event);

  delete this;
  return true;
}

void wxPropertyListView::OnValueListSelect(wxCommandEvent& WXUNUSED(event))
{
  if (m_currentProperty && m_currentValidator)
  {
    if (!m_currentValidator->IsKindOf(CLASSINFO(wxPropertyListValidator)))
      return;

    wxPropertyListValidator *listValidator = (wxPropertyListValidator *)m_currentValidator;

    listValidator->OnValueListSelect(m_currentProperty, this, m_propertyWindow);
  }
}

void wxPropertyListView::OnOk(wxCommandEvent& event)
{
  // Retrieve the value if any
  OnCheck(event);

  m_managedWindow->Close(true);
  sm_dialogCancelled = false;
}

void wxPropertyListView::OnCancel(wxCommandEvent& WXUNUSED(event))
{
//  SetReturnCode(wxID_CANCEL);
  m_managedWindow->Close(true);
  sm_dialogCancelled = true;
}

void wxPropertyListView::OnHelp(wxCommandEvent& WXUNUSED(event))
{
}

void wxPropertyListView::OnCheck(wxCommandEvent& WXUNUSED(event))
{
  if (m_currentProperty)
  {
    RetrieveProperty(m_currentProperty);
  }
}

void wxPropertyListView::OnCross(wxCommandEvent& WXUNUSED(event))
{
  if (m_currentProperty && m_currentValidator)
  {
    if (!m_currentValidator->IsKindOf(CLASSINFO(wxPropertyListValidator)))
      return;

    wxPropertyListValidator *listValidator = (wxPropertyListValidator *)m_currentValidator;

    // Revert to old value
    listValidator->OnDisplayValue(m_currentProperty, this, m_propertyWindow);
  }
}

void wxPropertyListView::OnPropertyDoubleClick(wxCommandEvent& WXUNUSED(event))
{
  if (m_currentProperty && m_currentValidator)
  {
    if (!m_currentValidator->IsKindOf(CLASSINFO(wxPropertyListValidator)))
      return;

    wxPropertyListValidator *listValidator = (wxPropertyListValidator *)m_currentValidator;

    // Revert to old value
    listValidator->OnDoubleClick(m_currentProperty, this, m_propertyWindow);
  }
}

void wxPropertyListView::OnEdit(wxCommandEvent& WXUNUSED(event))
{
  if (m_currentProperty && m_currentValidator)
  {
    if (!m_currentValidator->IsKindOf(CLASSINFO(wxPropertyListValidator)))
      return;

    wxPropertyListValidator *listValidator = (wxPropertyListValidator *)m_currentValidator;

    listValidator->OnEdit(m_currentProperty, this, m_propertyWindow);
  }
}

void wxPropertyListView::OnText(wxCommandEvent& event)
{
  if (event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER)
  {
    OnCheck(event);
  }
}

// ----------------------------------------------------------------------------
// Property dialog box
// ----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxPropertyListDialog, wxDialog)

BEGIN_EVENT_TABLE(wxPropertyListDialog, wxDialog)
    EVT_BUTTON(wxID_CANCEL,                wxPropertyListDialog::OnCancel)
    EVT_CLOSE(wxPropertyListDialog::OnCloseWindow)
END_EVENT_TABLE()

wxPropertyListDialog::wxPropertyListDialog(wxPropertyListView *v, wxWindow *parent,
    const wxString& title, const wxPoint& pos,
    const wxSize& size, long style, const wxString& name):
     wxDialog(parent, wxID_ANY, title, pos, size, style, name)
{
  m_view = v;
  m_view->AssociatePanel( ((wxPanel*)this) );
  m_view->SetManagedWindow(this);
  SetAutoLayout(true);
}

void wxPropertyListDialog::OnCloseWindow(wxCloseEvent& event)
{
  if (m_view)
  {
    SetReturnCode(wxID_CANCEL);
    m_view->OnClose();
    m_view = NULL;
    this->Destroy();
  }
  else
  {
    event.Veto();
  }
}

void wxPropertyListDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
{
    SetReturnCode(wxID_CANCEL);
    this->Close();
}

void wxPropertyListDialog::OnDefaultAction(wxControl *WXUNUSED(item))
{
/*
  if (item == m_view->GetPropertyScrollingList())
    view->OnDoubleClick();
*/
}

// Extend event processing to search the view's event table
bool wxPropertyListDialog::ProcessEvent(wxEvent& event)
{
    if ( !m_view || ! m_view->ProcessEvent(event) )
        return wxEvtHandler::ProcessEvent(event);
    else
        return true;
}

// ----------------------------------------------------------------------------
// Property panel
// ----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxPropertyListPanel, wxPanel)

BEGIN_EVENT_TABLE(wxPropertyListPanel, wxPanel)
    EVT_SIZE(wxPropertyListPanel::OnSize)
END_EVENT_TABLE()

wxPropertyListPanel::~wxPropertyListPanel()
{
}

void wxPropertyListPanel::OnDefaultAction(wxControl *WXUNUSED(item))
{
/*
  if (item == view->GetPropertyScrollingList())
    view->OnDoubleClick();
*/
}

// Extend event processing to search the view's event table
bool wxPropertyListPanel::ProcessEvent(wxEvent& event)
{
    if ( !m_view || ! m_view->ProcessEvent(event) )
        return wxEvtHandler::ProcessEvent(event);
    else
        return true;
}

void wxPropertyListPanel::OnSize(wxSizeEvent& WXUNUSED(event))
{
    Layout();
}

// ----------------------------------------------------------------------------
// Property frame
// ----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxPropertyListFrame, wxFrame)

BEGIN_EVENT_TABLE(wxPropertyListFrame, wxFrame)
    EVT_CLOSE(wxPropertyListFrame::OnCloseWindow)
END_EVENT_TABLE()

void wxPropertyListFrame::OnCloseWindow(wxCloseEvent& event)
{
  if (m_view)
  {
    if (m_propertyPanel)
        m_propertyPanel->SetView(NULL);
    m_view->OnClose();
    m_view = NULL;
    this->Destroy();
  }
  else
  {
    event.Veto();
  }
}

wxPropertyListPanel *wxPropertyListFrame::OnCreatePanel(wxFrame *parent, wxPropertyListView *v)
{
  return new wxPropertyListPanel(v, parent);
}

bool wxPropertyListFrame::Initialize()
{
  m_propertyPanel = OnCreatePanel(this, m_view);
  if (m_propertyPanel)
  {
    m_view->AssociatePanel(m_propertyPanel);
    m_view->SetManagedWindow(this);
    m_propertyPanel->SetAutoLayout(true);
    return true;
  }
  else
    return false;
}

// ----------------------------------------------------------------------------
// Property list specific validator
// ----------------------------------------------------------------------------

IMPLEMENT_ABSTRACT_CLASS(wxPropertyListValidator, wxPropertyValidator)

bool wxPropertyListValidator::OnSelect(bool select, wxProperty *property, wxPropertyListView *view, wxWindow *parentWindow)
{
//  view->GetValueText()->Show(true);
  if (select)
    OnDisplayValue(property, view, parentWindow);

  return true;
}

bool wxPropertyListValidator::OnValueListSelect(wxProperty *property, wxPropertyListView *view, wxWindow *WXUNUSED(parentWindow))
{
  wxString s(view->GetValueList()->GetStringSelection());
  if ( !s.empty() )
  {
    view->GetValueText()->SetValue(s);
    view->RetrieveProperty(property);
  }
  return true;
}

bool wxPropertyListValidator::OnDisplayValue(wxProperty *property, wxPropertyListView *view, wxWindow *WXUNUSED(parentWindow))
{
//  view->GetValueText()->Show(true);
  wxString str(property->GetValue().GetStringRepresentation());

  view->GetValueText()->SetValue(str);
  return true;
}

// Called when TICK is pressed or focus is lost or view wants to update
// the property list.
// Does the transferance from the property editing area to the property itself
bool wxPropertyListValidator::OnRetrieveValue(wxProperty *WXUNUSED(property), wxPropertyListView *view, wxWindow *WXUNUSED(parentWindow))
{
  if (!view->GetValueText())
    return false;
  return false;
}

void wxPropertyListValidator::OnEdit(wxProperty *WXUNUSED(property), wxPropertyListView *view, wxWindow *WXUNUSED(parentWindow))
{
  if (view->GetDetailedEditing())
    view->EndDetailedEditing();
  else
    view->BeginDetailedEditing();
}

bool wxPropertyListValidator::OnClearControls(wxProperty *WXUNUSED(property), wxPropertyListView *view, wxWindow *WXUNUSED(parentWindow))
{
  if (view->GetConfirmButton())
    view->GetConfirmButton()->Disable();
  if (view->GetCancelButton())
    view->GetCancelButton()->Disable();
  if (view->GetEditButton())
    view->GetEditButton()->Disable();
  return true;
}

// ----------------------------------------------------------------------------
// Default validators
// ----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxRealListValidator, wxPropertyListValidator)

///
/// Real number validator
///
bool wxRealListValidator::OnCheckValue(wxProperty *WXUNUSED(property), wxPropertyListView *view, wxWindow *parentWindow)
{
  if (m_realMin == 0.0 && m_realMax == 0.0)
    return true;

  if (!view->GetValueText())
    return false;
  wxString value(view->GetValueText()->GetValue());

  float val = 0.0;
  if (!StringToFloat(WXSTRINGCAST value, &val))
  {
    wxChar buf[200];
    wxSprintf(buf, wxT("Value %s is not a valid real number!"), value.GetData());
    wxMessageBox(buf, wxT("Property value error"), wxOK | wxICON_EXCLAMATION, parentWindow);
    return false;
  }

  if (val < m_realMin || val > m_realMax)
  {
    wxChar buf[200];
    wxSprintf(buf, wxT("Value must be a real number between %.2f and %.2f!"), m_realMin, m_realMax);
    wxMessageBox(buf, wxT("Property value error"), wxOK | wxICON_EXCLAMATION, parentWindow);
    return false;
  }
  return true;
}

// Called when TICK is pressed or focus is lost or view wants to update
// the property list.
// Does the transferance from the property editing area to the property itself