80fdcdb90e
Fixed commented names (path, filename, and extension) of files in include/ and src/. Prepended the names in src/ with "src/" everywhere, while starting those in include/wx/ with "wx/". git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67254 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
434 lines
11 KiB
C++
434 lines
11 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: src/univ/spinbutt.cpp
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// Purpose: implementation of the universal version of wxSpinButton
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 21.01.01
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// RCS-ID: $Id$
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// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#endif
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#include "wx/spinbutt.h"
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#if wxUSE_SPINBTN
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#include "wx/univ/renderer.h"
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#include "wx/univ/inphand.h"
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#include "wx/univ/theme.h"
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// ============================================================================
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// implementation of wxSpinButton
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// ============================================================================
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// ----------------------------------------------------------------------------
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// creation
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// ----------------------------------------------------------------------------
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#ifdef __VISUALC__
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// warning C4355: 'this' : used in base member initializer list
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#pragma warning(disable:4355) // so what? disable it...
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#endif
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wxSpinButton::wxSpinButton()
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: m_arrows(this)
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{
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Init();
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}
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wxSpinButton::wxSpinButton(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxString& name)
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: m_arrows(this)
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{
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Init();
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(void)Create(parent, id, pos, size, style, name);
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}
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#ifdef __VISUALC__
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// warning C4355: 'this' : used in base member initializer list
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#pragma warning(default:4355)
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#endif
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void wxSpinButton::Init()
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{
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for ( size_t n = 0; n < WXSIZEOF(m_arrowsState); n++ )
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{
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m_arrowsState[n] = 0;
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}
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m_value = 0;
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}
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bool wxSpinButton::Create(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxString& name)
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{
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// the spin buttons never have the border
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style &= ~wxBORDER_MASK;
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if ( !wxSpinButtonBase::Create(parent, id, pos, size, style,
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wxDefaultValidator, name) )
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return false;
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SetInitialSize(size);
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CreateInputHandler(wxINP_HANDLER_SPINBTN);
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return true;
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}
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// ----------------------------------------------------------------------------
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// value access
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// ----------------------------------------------------------------------------
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void wxSpinButton::SetRange(int minVal, int maxVal)
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{
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wxSpinButtonBase::SetRange(minVal, maxVal);
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// because the arrows disabled state might have changed - we don't check if
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// it really changed or not because SetRange() is called rarely enough and
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// son an extre refresh here doesn't really hurt
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Refresh();
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}
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int wxSpinButton::GetValue() const
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{
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return m_value;
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}
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void wxSpinButton::SetValue(int val)
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{
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if ( val != m_value )
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{
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m_value = val;
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Refresh();
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}
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}
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int wxSpinButton::NormalizeValue(int value) const
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{
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if ( value > m_max )
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{
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if ( GetWindowStyleFlag() & wxSP_WRAP )
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value = m_min + (value - m_max - 1) % (m_max - m_min + 1);
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else
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value = m_max;
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}
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else if ( value < m_min )
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{
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if ( GetWindowStyleFlag() & wxSP_WRAP )
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value = m_max - (m_min - value - 1) % (m_max - m_min + 1);
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else
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value = m_min;
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}
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return value;
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}
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bool wxSpinButton::ChangeValue(int inc)
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{
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int valueNew = NormalizeValue(m_value + inc);
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if ( valueNew == m_value )
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{
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// nothing changed - most likely because we are already at min/max
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// value
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return false;
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}
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wxSpinEvent event(inc > 0 ? wxEVT_SCROLL_LINEUP : wxEVT_SCROLL_LINEDOWN,
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GetId());
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event.SetPosition(valueNew);
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event.SetEventObject(this);
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if ( GetEventHandler()->ProcessEvent(event) && !event.IsAllowed() )
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{
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// programm has vetoed the event
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return false;
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}
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m_value = valueNew;
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// send wxEVT_SCROLL_THUMBTRACK as well
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event.SetEventType(wxEVT_SCROLL_THUMBTRACK);
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(void)GetEventHandler()->ProcessEvent(event);
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return true;
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}
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// ----------------------------------------------------------------------------
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// size calculations
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// ----------------------------------------------------------------------------
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wxSize wxSpinButton::DoGetBestClientSize() const
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{
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// a spin button has by default the same size as two scrollbar arrows put
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// together
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wxSize size = m_renderer->GetScrollbarArrowSize();
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if ( IsVertical() )
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{
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size.y *= 2;
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}
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else
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{
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size.x *= 2;
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}
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return size;
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}
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// ----------------------------------------------------------------------------
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// wxControlWithArrows methods
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// ----------------------------------------------------------------------------
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int wxSpinButton::GetArrowState(wxScrollArrows::Arrow arrow) const
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{
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int state = m_arrowsState[arrow];
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// the arrow may also be disabled: either because the control is completely
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// disabled
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bool disabled = !IsEnabled();
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if ( !disabled && !(GetWindowStyleFlag() & wxSP_WRAP) )
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{
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// ... or because we can't go any further - note that this never
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// happens if we just wrap
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if ( IsVertical() )
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{
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if ( arrow == wxScrollArrows::Arrow_First )
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disabled = m_value == m_max;
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else
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disabled = m_value == m_min;
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}
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else // horizontal
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{
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if ( arrow == wxScrollArrows::Arrow_First )
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disabled = m_value == m_min;
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else
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disabled = m_value == m_max;
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}
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}
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if ( disabled )
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{
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state |= wxCONTROL_DISABLED;
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}
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return state;
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}
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void wxSpinButton::SetArrowFlag(wxScrollArrows::Arrow arrow, int flag, bool set)
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{
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int state = m_arrowsState[arrow];
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if ( set )
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state |= flag;
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else
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state &= ~flag;
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if ( state != m_arrowsState[arrow] )
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{
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m_arrowsState[arrow] = state;
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Refresh();
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}
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}
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bool wxSpinButton::OnArrow(wxScrollArrows::Arrow arrow)
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{
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int valueOld = GetValue();
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wxControlAction action;
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if ( arrow == wxScrollArrows::Arrow_First )
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action = IsVertical() ? wxACTION_SPIN_INC : wxACTION_SPIN_DEC;
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else
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action = IsVertical() ? wxACTION_SPIN_DEC : wxACTION_SPIN_INC;
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PerformAction(action);
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// did we scroll to the end?
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return GetValue() != valueOld;
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}
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// ----------------------------------------------------------------------------
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// drawing
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// ----------------------------------------------------------------------------
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void wxSpinButton::DoDraw(wxControlRenderer *renderer)
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{
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wxRect rectArrow1, rectArrow2;
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CalcArrowRects(&rectArrow1, &rectArrow2);
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wxDC& dc = renderer->GetDC();
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m_arrows.DrawArrow(wxScrollArrows::Arrow_First, dc, rectArrow1);
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m_arrows.DrawArrow(wxScrollArrows::Arrow_Second, dc, rectArrow2);
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}
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// ----------------------------------------------------------------------------
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// geometry
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// ----------------------------------------------------------------------------
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void wxSpinButton::CalcArrowRects(wxRect *rect1, wxRect *rect2) const
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{
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// calculate the rectangles for both arrows: note that normally the 2
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// arrows are adjacent to each other but if the total control width/height
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// is odd, we can have 1 pixel between them
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wxRect rectTotal = GetClientRect();
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*rect1 =
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*rect2 = rectTotal;
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if ( IsVertical() )
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{
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rect1->height /= 2;
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rect2->height /= 2;
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rect2->y += rect1->height;
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if ( rectTotal.height % 2 )
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rect2->y++;
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}
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else // horizontal
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{
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rect1->width /= 2;
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rect2->width /= 2;
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rect2->x += rect1->width;
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if ( rectTotal.width % 2 )
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rect2->x++;
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}
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}
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wxScrollArrows::Arrow wxSpinButton::HitTestArrow(const wxPoint& pt) const
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{
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wxRect rectArrow1, rectArrow2;
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CalcArrowRects(&rectArrow1, &rectArrow2);
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if ( rectArrow1.Contains(pt) )
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return wxScrollArrows::Arrow_First;
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else if ( rectArrow2.Contains(pt) )
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return wxScrollArrows::Arrow_Second;
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else
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return wxScrollArrows::Arrow_None;
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}
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// ----------------------------------------------------------------------------
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// input processing
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// ----------------------------------------------------------------------------
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bool wxSpinButton::PerformAction(const wxControlAction& action,
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long numArg,
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const wxString& strArg)
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{
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if ( action == wxACTION_SPIN_INC )
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ChangeValue(+1);
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else if ( action == wxACTION_SPIN_DEC )
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ChangeValue(-1);
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else
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return wxControl::PerformAction(action, numArg, strArg);
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return true;
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}
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/* static */
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wxInputHandler *wxSpinButton::GetStdInputHandler(wxInputHandler *handlerDef)
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{
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static wxStdSpinButtonInputHandler s_handler(handlerDef);
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return &s_handler;
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}
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// ----------------------------------------------------------------------------
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// wxStdSpinButtonInputHandler
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// ----------------------------------------------------------------------------
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wxStdSpinButtonInputHandler::
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wxStdSpinButtonInputHandler(wxInputHandler *inphand)
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: wxStdInputHandler(inphand)
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{
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}
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bool wxStdSpinButtonInputHandler::HandleKey(wxInputConsumer *consumer,
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const wxKeyEvent& event,
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bool pressed)
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{
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if ( pressed )
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{
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wxControlAction action;
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switch ( event.GetKeyCode() )
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{
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case WXK_DOWN:
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case WXK_RIGHT:
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action = wxACTION_SPIN_DEC;
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break;
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case WXK_UP:
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case WXK_LEFT:
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action = wxACTION_SPIN_INC;
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break;
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}
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if ( !action.IsEmpty() )
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{
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consumer->PerformAction(action);
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return true;
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}
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}
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return wxStdInputHandler::HandleKey(consumer, event, pressed);
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}
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bool wxStdSpinButtonInputHandler::HandleMouse(wxInputConsumer *consumer,
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const wxMouseEvent& event)
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{
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wxSpinButton *spinbtn = wxStaticCast(consumer->GetInputWindow(), wxSpinButton);
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if ( spinbtn->GetArrows().HandleMouse(event) )
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{
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// don't refresh, everything is already done
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return false;
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}
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return wxStdInputHandler::HandleMouse(consumer, event);
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}
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bool wxStdSpinButtonInputHandler::HandleMouseMove(wxInputConsumer *consumer,
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const wxMouseEvent& event)
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{
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wxSpinButton *spinbtn = wxStaticCast(consumer->GetInputWindow(), wxSpinButton);
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if ( spinbtn->GetArrows().HandleMouseMove(event) )
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{
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// processed by the arrows
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return false;
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}
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return wxStdInputHandler::HandleMouseMove(consumer, event);
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}
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#endif // wxUSE_SPINBTN
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