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/////////////////////////////////////////////////////////////////////////////
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// Name: src/gtk/spinbutt.cpp
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// Purpose: wxSpinButton
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// RCS-ID: $Id: spinbutt.cpp 71894 2012-06-30 20:39:06Z PC $
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// Copyright: (c) Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#include "wx/spinbutt.h"
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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extern bool g_blockEventsOnDrag;
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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gtk_value_changed(GtkSpinButton* spinbutton, wxSpinButton* win)
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const double value = gtk_spin_button_get_value(spinbutton);
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const int pos = int(value);
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const int oldPos = win->m_pos;
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if (!win->m_hasVMT || g_blockEventsOnDrag || pos == oldPos)
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wxSpinEvent event(pos > oldPos ? wxEVT_SCROLL_LINEUP : wxEVT_SCROLL_LINEDOWN, win->GetId());
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event.SetPosition(pos);
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event.SetEventObject(win);
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if ((win->HandleWindowEvent( event )) &&
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/* program has vetoed */
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// this will cause another "value_changed" signal,
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// but because pos == oldPos nothing will happen
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gtk_spin_button_set_value(spinbutton, oldPos);
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/* always send a thumbtrack event */
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wxSpinEvent event2(wxEVT_SCROLL_THUMBTRACK, win->GetId());
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event2.SetPosition(pos);
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event2.SetEventObject(win);
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win->HandleWindowEvent(event2);
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(wxSpinButton, wxControl)
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EVT_SIZE(wxSpinButton::OnSize)
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wxSpinButton::wxSpinButton()
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bool wxSpinButton::Create(wxWindow *parent,
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wxSize new_size = size,
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sizeBest = DoGetBestSize();
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new_size.x = sizeBest.x; // override width always
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new_size.y = sizeBest.y;
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if (!PreCreation( parent, pos, new_size ) ||
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!CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
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wxFAIL_MSG( wxT("wxSpinButton creation failed") );
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m_widget = gtk_spin_button_new_with_range(0, 100, 1);
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g_object_ref(m_widget);
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gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
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(int)(m_windowStyle & wxSP_WRAP) );
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g_signal_connect_after(
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m_widget, "value_changed", G_CALLBACK(gtk_value_changed), this);
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m_parent->DoAddChild( this );
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PostCreation(new_size);
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int wxSpinButton::GetMin() const
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wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
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gtk_spin_button_get_range((GtkSpinButton*)m_widget, &min, NULL);
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int wxSpinButton::GetMax() const
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wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
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gtk_spin_button_get_range((GtkSpinButton*)m_widget, NULL, &max);
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int wxSpinButton::GetValue() const
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wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
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void wxSpinButton::SetValue( int value )
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wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
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gtk_spin_button_set_value((GtkSpinButton*)m_widget, value);
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m_pos = int(gtk_spin_button_get_value((GtkSpinButton*)m_widget));
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void wxSpinButton::SetRange(int minVal, int maxVal)
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wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
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gtk_spin_button_set_range((GtkSpinButton*)m_widget, minVal, maxVal);
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m_pos = int(gtk_spin_button_get_value((GtkSpinButton*)m_widget));
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void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
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wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
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m_width = DoGetBestSize().x;
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gtk_widget_set_size_request( m_widget, m_width, m_height );
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bool wxSpinButton::Enable( bool enable )
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if (!base_type::Enable(enable))
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// Work around lack of visual update when enabling
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GTKFixSensitivity(false /* fix even if not under mouse */);
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void wxSpinButton::GtkDisableEvents() const
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g_signal_handlers_block_by_func(m_widget,
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(gpointer)gtk_value_changed, (void*) this);
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void wxSpinButton::GtkEnableEvents() const
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g_signal_handlers_unblock_by_func(m_widget,
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(gpointer)gtk_value_changed, (void*) this);
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GdkWindow *wxSpinButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
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// no access to internal GdkWindows
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return GTK_SPIN_BUTTON(m_widget)->panel;
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wxSize wxSpinButton::DoGetBestSize() const
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wxSize best(15, 26); // FIXME
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wxSpinButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
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// TODO: overload to accept functions like gtk_spin_button_new?
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// Until then use a similar type
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return GetDefaultAttributesFromGTKWidget(gtk_button_new);