-/////////////////////////////////////////////////////////////////////////////
-// Name: src/osx/spinctrl_osx.cpp
-// Purpose: wxSpinCtrl
-// Author: Robert
-// Modified by: Mark Newsam (Based on GTK file)
-// RCS-ID: $Id$
-// Copyright: (c) Robert Roebling
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#include "wx/wxprec.h"
-
-#if wxUSE_SPINCTRL
-
-#include "wx/spinctrl.h"
-
-#ifndef WX_PRECOMP
- #include "wx/textctrl.h"
- #include "wx/containr.h"
-#endif
-
-#include "wx/spinbutt.h"
-
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-// the focus rect around a text may have 4 pixels in each direction
-// we handle these problems right now in an extended vis region of a window
-static const wxCoord TEXTBORDER = 4 ;
-// the margin between the text control and the spin
-// HIG says 2px between text and stepper control,
-// but a value of 3 leads to the same look as the
-// spin controls in Apple's apps
-static const wxCoord MARGIN = 3;
-
-// ----------------------------------------------------------------------------
-// wxSpinCtrlText: text control used by spin control
-// ----------------------------------------------------------------------------
-
-class wxSpinCtrlText : public wxTextCtrl
-{
-public:
- wxSpinCtrlText(wxSpinCtrl *spin, const wxString& value, int style)
- : wxTextCtrl(spin , wxID_ANY, value, wxDefaultPosition, wxSize(40, wxDefaultCoord), style )
- {
- m_spin = spin;
-
- // remove the default minsize, the spinctrl will have one instead
- SetMinSize(wxDefaultSize);
- }
-
- bool ProcessEvent(wxEvent &event)
- {
- // Hand button down events to wxSpinCtrl. Doesn't work.
- if (event.GetEventType() == wxEVT_LEFT_DOWN && m_spin->ProcessEvent( event ))
- return true;
-
- return wxTextCtrl::ProcessEvent( event );
- }
-
-protected:
- void OnSetFocus(wxFocusEvent& event)
- {
- // delegate to parent control
- event.SetEventObject( GetParent() );
- GetParent()->HandleWindowEvent(event);
- }
-
- void OnKillFocus(wxFocusEvent& event)
- {
- long l;
- if ( !GetValue().ToLong(&l) )
- {
- // not a number at all
- return;
- }
-
- // is within range
- if (l < m_spin->GetMin())
- l = m_spin->GetMin();
- if (l > m_spin->GetMax())
- l = m_spin->GetMax();
-
- // Update text control
- wxString str;
- str.Printf( wxT("%d"), (int)l );
- if (str != GetValue())
- SetValue( str );
-
- if (l != m_spin->m_oldValue)
- {
- // set value in spin button
- // does that trigger an event?
- m_spin->m_btn->SetValue( l );
-
- // if not
- wxCommandEvent cevent(wxEVT_COMMAND_SPINCTRL_UPDATED, m_spin->GetId());
- cevent.SetEventObject(m_spin);
- cevent.SetInt(l);
- m_spin->HandleWindowEvent(cevent);
-
- m_spin->m_oldValue = l;
- }
-
- // delegate to parent control
- event.SetEventObject( GetParent() );
- GetParent()->HandleWindowEvent(event);
- }
-
- void OnTextChange(wxCommandEvent& event)
- {
- int val;
- if ( m_spin->GetTextValue(&val) )
- {
- m_spin->GetSpinButton()->SetValue(val);
-
- // If we're already processing a text update from m_spin,
- // don't send it again, since we could end up recursing
- // infinitely.
- if (event.GetId() == m_spin->GetId())
- {
- event.Skip();
- return;
- }
-
- // Send event that the text was manually changed
- wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_spin->GetId());
- event.SetEventObject(m_spin);
- event.SetString(m_spin->GetText()->GetValue());
- event.SetInt(val);
-
- m_spin->HandleWindowEvent(event);
- }
-
- event.Skip();
- }
-
-private:
- wxSpinCtrl *m_spin;
-
- DECLARE_EVENT_TABLE()
-};
-
-BEGIN_EVENT_TABLE(wxSpinCtrlText, wxTextCtrl)
- EVT_TEXT(wxID_ANY, wxSpinCtrlText::OnTextChange)
- EVT_SET_FOCUS(wxSpinCtrlText::OnSetFocus)
- EVT_KILL_FOCUS(wxSpinCtrlText::OnKillFocus)
-END_EVENT_TABLE()
-
-// ----------------------------------------------------------------------------
-// wxSpinCtrlButton: spin button used by spin control
-// ----------------------------------------------------------------------------
-
-class wxSpinCtrlButton : public wxSpinButton
-{
-public:
- wxSpinCtrlButton(wxSpinCtrl *spin, int style)
- : wxSpinButton(spin )
- {
- m_spin = spin;
- SetWindowStyle(style | wxSP_VERTICAL);
-
- // TODO: The spin button gets truncated a little bit due to size
- // differences so change it's default size a bit. SMALL still gets a
- // bit truncated, but MINI seems to be too small... Readdress this
- // when the textctrl issues are all sorted out.
- //SetWindowVariant(wxWINDOW_VARIANT_SMALL);
-
- // remove the default minsize, the spinctrl will have one instead
- SetMinSize(wxDefaultSize);
- }
-
-protected:
- void OnSpinButton(wxSpinEvent& eventSpin)
- {
- int pos = eventSpin.GetPosition();
- m_spin->SetTextValue(pos);
-
- wxCommandEvent event(wxEVT_COMMAND_SPINCTRL_UPDATED, m_spin->GetId());
- event.SetEventObject(m_spin);
- event.SetInt(pos);
-
- m_spin->HandleWindowEvent(event);
-
- m_spin->m_oldValue = pos;
- }
-
-private:
- wxSpinCtrl *m_spin;
-
- DECLARE_EVENT_TABLE()
-};
-
-BEGIN_EVENT_TABLE(wxSpinCtrlButton, wxSpinButton)
- EVT_SPIN(wxID_ANY, wxSpinCtrlButton::OnSpinButton)
-END_EVENT_TABLE()
-
-// ============================================================================
-// implementation
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// wxSpinCtrl creation
-// ----------------------------------------------------------------------------
-
-void wxSpinCtrl::Init()
-{
- m_text = NULL;
- m_btn = NULL;
-}
-
-bool wxSpinCtrl::Create(wxWindow *parent,
- wxWindowID id,
- const wxString& value,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- int min,
- int max,
- int initial,
- const wxString& name)
-{
- if ( !wxControl::Create(parent, id, pos, size, style,
- wxDefaultValidator, name) )
- {
- return false;
- }
-
- // the string value overrides the numeric one (for backwards compatibility
- // reasons and also because it is simpler to satisfy the string value which
- // comes much sooner in the list of arguments and leave the initial
- // parameter unspecified)
- if ( !value.empty() )
- {
- long l;
- if ( value.ToLong(&l) )
- initial = l;
- }
-
- wxSize csize = size ;
- m_text = new wxSpinCtrlText(this, value, style & ( wxTE_PROCESS_ENTER | wxALIGN_MASK ) );
- m_btn = new wxSpinCtrlButton(this, style);
-
- m_btn->SetRange(min, max);
- m_btn->SetValue(initial);
- // make it different
- m_oldValue = GetMin()-1;
-
- if ( size.x == wxDefaultCoord ){
- csize.x = m_text->GetSize().x + MARGIN + m_btn->GetSize().x ;
- }
-
- if ( size.y == wxDefaultCoord ) {
- csize.y = m_text->GetSize().y + 2 * TEXTBORDER ; //allow for text border highlights
- if ( m_btn->GetSize().y > csize.y )
- csize.y = m_btn->GetSize().y ;
- }
-
- //SetSize(csize);
-
- //MacPostControlCreate(pos, csize);
- SetInitialSize(csize);
-
- return true;
-}
-
-wxSpinCtrl::~wxSpinCtrl()
-{
- // delete the controls now, don't leave them alive even though they would
- // still be eventually deleted by our parent - but it will be too late, the
- // user code expects them to be gone now
- wxDELETE(m_text);
- wxDELETE(m_btn);
-}
-
-// ----------------------------------------------------------------------------
-// geometry
-// ----------------------------------------------------------------------------
-
-wxSize wxSpinCtrl::DoGetBestSize() const
-{
- if (!m_btn || !m_text)
- return GetSize();
-
- wxSize sizeBtn = m_btn->GetBestSize(),
- sizeText = m_text->GetBestSize();
-
- sizeText.y += 2 * TEXTBORDER ;
- sizeText.x += 2 * TEXTBORDER ;
-
- int height;
- if (sizeText.y > sizeBtn.y)
- height = sizeText.y;
- else
- height = sizeBtn.y;
-
- return wxSize(sizeBtn.x + sizeText.x + MARGIN, height );
-}
-
-void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height)
-{
- // position the subcontrols inside the client area
- wxSize sizeBtn = m_btn->GetSize();
- wxSize sizeText = m_text->GetSize();
-
- wxControl::DoMoveWindow(x, y, width, height);
-
- wxCoord wText = width - sizeBtn.x - MARGIN - 2 * TEXTBORDER;
-
- m_text->SetSize(TEXTBORDER, (height - sizeText.y) / 2, wText, -1);
- m_btn->SetSize(0 + wText + MARGIN + TEXTBORDER , (height - sizeBtn.y) / 2 , -1, -1 );
-}
-
-// ----------------------------------------------------------------------------
-// operations forwarded to the subcontrols
-// ----------------------------------------------------------------------------
-
-bool wxSpinCtrl::Enable(bool enable)
-{
- if ( !wxControl::Enable(enable) )
- return false;
- m_text->Enable(enable);
- m_btn->Enable(enable);
- return true;
-}
-
-bool wxSpinCtrl::Show(bool show)
-{
- if ( !wxControl::Show(show) )
- return false;
- return true;
-}
-
-// ----------------------------------------------------------------------------
-// value and range access
-// ----------------------------------------------------------------------------
-
-bool wxSpinCtrl::GetTextValue(int *val) const
-{
- long l;
- if ( !m_text->GetValue().ToLong(&l) )
- {
- // not a number at all
- return false;
- }
-
- if ( l < GetMin() || l > GetMax() )
- {
- // out of range
- return false;
- }
-
- *val = l;
-
- return true;
-}
-
-int wxSpinCtrl::GetValue() const
-{
- return m_btn ? m_btn->GetValue() : 0;
-}
-
-int wxSpinCtrl::GetMin() const
-{
- return m_btn ? m_btn->GetMin() : 0;
-}
-
-int wxSpinCtrl::GetMax() const
-{
- return m_btn ? m_btn->GetMax() : 0;
-}
-
-// ----------------------------------------------------------------------------
-// changing value and range
-// ----------------------------------------------------------------------------
-
-void wxSpinCtrl::SetTextValue(int val)
-{
- wxCHECK_RET( m_text, wxT("invalid call to wxSpinCtrl::SetTextValue") );
-
- m_text->SetValue(wxString::Format(wxT("%d"), val));
-
- // select all text
- m_text->SetSelection(0, -1);
-
- m_text->SetInsertionPointEnd();
-
- // and give focus to the control!
- // m_text->SetFocus(); Why???? TODO.
-}
-
-void wxSpinCtrl::SetValue(int val)
-{
- wxCHECK_RET( m_btn, wxT("invalid call to wxSpinCtrl::SetValue") );
-
- SetTextValue(val);
-
- m_btn->SetValue(val);
- m_oldValue = val;
-}
-
-void wxSpinCtrl::SetValue(const wxString& text)
-{
- wxCHECK_RET( m_text, wxT("invalid call to wxSpinCtrl::SetValue") );
-
- long val;
- if ( text.ToLong(&val) && ((val > INT_MIN) && (val < INT_MAX)) )
- {
- SetValue((int)val);
- }
- else // not a number at all or out of range
- {
- m_text->SetValue(text);
- m_text->SetSelection(0, -1);
- }
-}
-
-void wxSpinCtrl::SetRange(int min, int max)
-{
- wxCHECK_RET( m_btn, wxT("invalid call to wxSpinCtrl::SetRange") );
-
- m_btn->SetRange(min, max);
-}
-
-void wxSpinCtrl::SetSelection(long from, long to)
-{
- // if from and to are both -1, it means (in wxWidgets) that all text should
- // be selected
- if ( (from == -1) && (to == -1) )
- {
- from = 0;
- }
- m_text->SetSelection(from, to);
-}
-
-#endif // wxUSE_SPINCTRL
projects / wxWidgets.git / commitdiff
