/////////////////////////////////////////////////////////////////////////////
-// Name: spinbutt.cpp
+// Name: src/gtk/spinbutt.cpp
// Purpose: wxSpinButton
// Author: Robert
// Modified by:
// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "spinbutt.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if wxUSE_SPINBTN
#include "wx/spinbutt.h"
-#include "wx/utils.h"
-#include <math.h>
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#ifndef WX_PRECOMP
+ #include "wx/utils.h"
+#endif
+
+#include <gtk/gtk.h>
//-----------------------------------------------------------------------------
// data
// "value_changed"
//-----------------------------------------------------------------------------
-static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *win )
-{
- if (!win->HasVMT()) return;
- if (g_blockEventsOnDrag) return;
-
- float diff = win->m_adjust->value - win->m_oldPos;
- if (fabs(diff) < 0.2) return;
- win->m_oldPos = win->m_adjust->value;
-
- wxEventType command = wxEVT_NULL;
-
- float line_step = win->m_adjust->step_increment;
- float page_step = win->m_adjust->page_increment;
-
- if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
- else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
- else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
- else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
- else command = wxEVT_SCROLL_THUMBTRACK;
-
- int value = (int)(win->m_adjust->value+0.5);
-
- wxSpinEvent event( command, win->GetId());
- event.SetPosition( value );
- event.SetOrientation( wxVERTICAL );
- event.SetEventObject( win );
-
- win->GetEventHandler()->ProcessEvent( event );
+extern "C" {
+static void
+gtk_value_changed(GtkSpinButton* spinbutton, wxSpinButton* win)
+{
+ const double value = gtk_spin_button_get_value(spinbutton);
+ const int pos = int(value);
+ const int oldPos = win->m_pos;
+ if (!win->m_hasVMT || g_blockEventsOnDrag || win->m_blockScrollEvent || pos == oldPos)
+ {
+ win->m_pos = pos;
+ return;
+ }
+
+ wxSpinEvent event(pos > oldPos ? wxEVT_SCROLL_LINEUP : wxEVT_SCROLL_LINEDOWN, win->GetId());
+ event.SetPosition(pos);
+ event.SetEventObject(win);
+
+ if ((win->GetEventHandler()->ProcessEvent( event )) &&
+ !event.IsAllowed() )
+ {
+ /* program has vetoed */
+ win->BlockScrollEvent();
+ gtk_spin_button_set_value(spinbutton, oldPos);
+ win->UnblockScrollEvent();
+ return;
+ }
+
+ win->m_pos = pos;
+
+ /* always send a thumbtrack event */
+ wxSpinEvent event2(wxEVT_SCROLL_THUMBTRACK, win->GetId());
+ event2.SetPosition(pos);
+ event2.SetEventObject(win);
+ win->GetEventHandler()->ProcessEvent(event2);
+}
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxSpinButton,wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxNotifyEvent)
BEGIN_EVENT_TABLE(wxSpinButton, wxControl)
EVT_SIZE(wxSpinButton::OnSize)
wxSpinButton::wxSpinButton()
{
+ m_pos = 0;
}
-bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
- long style, const wxString& name)
+bool wxSpinButton::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name)
{
- m_needParent = TRUE;
-
- wxSize new_size = size;
- new_size.x = 16;
- if (new_size.y == -1) new_size.y = 30;
-
- PreCreation( parent, id, pos, new_size, style, name );
-
-// SetValidator( validator );
-
- m_oldPos = 0.0;
-
- m_adjust = (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 100.0, 1.0, 5.0, 0.0);
-
- m_widget = gtk_spin_button_new( m_adjust, 0, 0 );
-
- gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget), (m_windowStyle & wxSP_WRAP) );
-
- gtk_signal_connect( GTK_OBJECT (m_adjust),
- "value_changed",
- (GtkSignalFunc) gtk_spinbutt_callback,
- (gpointer) this );
-
- m_parent->AddChild( this );
-
- (m_parent->m_insertCallback)( m_parent, this );
-
- PostCreation();
-
- SetBackgroundColour( parent->GetBackgroundColour() );
-
- Show( TRUE );
-
- return TRUE;
-}
+ wxSize new_size = size,
+ sizeBest = DoGetBestSize();
+ new_size.x = sizeBest.x; // override width always
+ if (new_size.y == -1)
+ new_size.y = sizeBest.y;
+
+ if (!PreCreation( parent, pos, new_size ) ||
+ !CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
+ {
+ wxFAIL_MSG( wxT("wxSpinButton creation failed") );
+ return false;
+ }
-wxSpinButton::~wxSpinButton()
-{
+ m_pos = 0;
+
+ m_widget = gtk_spin_button_new_with_range(0, 100, 1);
+
+ gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
+ (int)(m_windowStyle & wxSP_WRAP) );
+
+ g_signal_connect_after(
+ m_widget, "value_changed", G_CALLBACK(gtk_value_changed), this);
+
+ m_parent->DoAddChild( this );
+
+ PostCreation(new_size);
+
+ return true;
}
int wxSpinButton::GetMin() const
{
- wxCHECK_MSG( (m_widget != NULL), 0, "invalid spin button" );
-
- return (int)(m_adjust->lower+0.5);
+ wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
+
+ double min;
+ gtk_spin_button_get_range((GtkSpinButton*)m_widget, &min, NULL);
+ return int(min);
}
int wxSpinButton::GetMax() const
{
- wxCHECK_MSG( (m_widget != NULL), 0, "invalid spin button" );
-
- return (int)(m_adjust->upper+0.5);
+ wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
+
+ double max;
+ gtk_spin_button_get_range((GtkSpinButton*)m_widget, NULL, &max);
+ return int(max);
}
int wxSpinButton::GetValue() const
{
- wxCHECK_MSG( (m_widget != NULL), 0, "invalid spin button" );
-
- return (int)(m_adjust->value+0.5);
+ wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
+
+ return m_pos;
}
void wxSpinButton::SetValue( int value )
{
- wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
-
- float fpos = (float)value;
- m_oldPos = fpos;
- if (fabs(fpos-m_adjust->value) < 0.2) return;
-
- m_adjust->value = fpos;
-
- gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
+ wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+
+ GtkDisableEvents();
+ gtk_spin_button_set_value((GtkSpinButton*)m_widget, value);
+ GtkEnableEvents();
}
void wxSpinButton::SetRange(int minVal, int maxVal)
{
- wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
-
- float fmin = (float)minVal;
- float fmax = (float)maxVal;
-
- if ((fabs(fmin-m_adjust->lower) < 0.2) &&
- (fabs(fmax-m_adjust->upper) < 0.2))
- {
- return;
- }
-
- m_adjust->lower = fmin;
- m_adjust->upper = fmax;
+ wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
- gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
+ GtkDisableEvents();
+ gtk_spin_button_set_range((GtkSpinButton*)m_widget, minVal, maxVal);
+ GtkEnableEvents();
}
void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
{
- wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
-
- m_width = 16;
- gtk_widget_set_usize( m_widget, m_width, m_height );
+ wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+
+ m_width = DoGetBestSize().x;
+ gtk_widget_set_size_request( m_widget, m_width, m_height );
}
-bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
+void wxSpinButton::GtkDisableEvents() const
{
- return GTK_SPIN_BUTTON(m_widget)->panel == window;
+ g_signal_handlers_block_by_func(m_widget,
+ (gpointer)gtk_value_changed, (void*) this);
}
-void wxSpinButton::ApplyWidgetStyle()
+void wxSpinButton::GtkEnableEvents() const
{
- SetWidgetStyle();
- gtk_widget_set_style( m_widget, m_widgetStyle );
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer)gtk_value_changed, (void*) this);
}
-//-----------------------------------------------------------------------------
-// wxSpinEvent
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent)
+GdkWindow *wxSpinButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
+{
+ return GTK_SPIN_BUTTON(m_widget)->panel;
+}
-wxSpinEvent::wxSpinEvent(wxEventType commandType, int id):
- wxScrollEvent(commandType, id)
+wxSize wxSpinButton::DoGetBestSize() const
{
+ wxSize best(15, 26); // FIXME
+ CacheBestSize(best);
+ return best;
}
+// static
+wxVisualAttributes
+wxSpinButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ // TODO: overload to accept functions like gtk_spin_button_new?
+ // Until then use a similar type
+ return GetDefaultAttributesFromGTKWidget(gtk_button_new);
+}
+#endif
projects / wxWidgets.git / blobdiff