/////////////////////////////////////////////////////////////////////////////
-// Name: spinbutt.cpp
+// Name: src/gtk/spinbutt.cpp
// Purpose: wxSpinButton
// Author: Robert
// Modified by:
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
+#if wxUSE_SPINBTN
+
#include "wx/spinbutt.h"
-#if wxUSE_SPINBTN
+#ifndef WX_PRECOMP
+ #include "wx/utils.h"
+#endif
-#include "wx/utils.h"
-#include "wx/math.h"
-#include "wx/gtk/private.h"
+#include <gtk/gtk.h>
//-----------------------------------------------------------------------------
// data
extern bool g_blockEventsOnDrag;
-static const float sensitivity = 0.02;
-
//-----------------------------------------------------------------------------
// "value_changed"
//-----------------------------------------------------------------------------
extern "C" {
-static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *win )
+static void
+gtk_value_changed(GtkSpinButton* spinbutton, wxSpinButton* win)
{
- if (g_isIdle) wxapp_install_idle_handler();
-
- if (!win->m_hasVMT) return;
- if (g_blockEventsOnDrag) return;
-
- float diff = win->m_adjust->value - win->m_oldPos;
- if (fabs(diff) < sensitivity) return;
-
- wxEventType command = wxEVT_NULL;
-
- float line_step = win->m_adjust->step_increment;
-
- if (fabs(diff-line_step) < sensitivity) command = wxEVT_SCROLL_LINEUP;
- else if (fabs(diff+line_step) < sensitivity) command = wxEVT_SCROLL_LINEDOWN;
- else command = wxEVT_SCROLL_THUMBTRACK;
-
- int value = (int)ceil(win->m_adjust->value);
+ 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( command, win->GetId());
- event.SetPosition( value );
- event.SetEventObject( win );
+ 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->m_adjust->value = win->m_oldPos;
-
- g_signal_handlers_disconnect_by_func (win->m_adjust,
- (gpointer) gtk_spinbutt_callback,
- win);
-
- g_signal_emit_by_name (win->m_adjust, "value_changed");
-
- g_signal_connect (win->m_adjust, "value_changed",
- G_CALLBACK (gtk_spinbutt_callback), win);
+ win->BlockScrollEvent();
+ gtk_spin_button_set_value(spinbutton, oldPos);
+ win->UnblockScrollEvent();
return;
}
- win->m_oldPos = win->m_adjust->value;
+ win->m_pos = pos;
/* always send a thumbtrack event */
- if (command != wxEVT_SCROLL_THUMBTRACK)
- {
- command = wxEVT_SCROLL_THUMBTRACK;
- wxSpinEvent event2( command, win->GetId());
- event2.SetPosition( value );
- event2.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event2 );
- }
+ wxSpinEvent event2(wxEVT_SCROLL_THUMBTRACK, win->GetId());
+ event2.SetPosition(pos);
+ event2.SetEventObject(win);
+ win->GetEventHandler()->ProcessEvent(event2);
}
}
EVT_SIZE(wxSpinButton::OnSize)
END_EVENT_TABLE()
+wxSpinButton::wxSpinButton()
+{
+ m_pos = 0;
+}
+
bool wxSpinButton::Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
long style,
const wxString& name)
{
- m_needParent = TRUE;
-
wxSize new_size = size,
sizeBest = DoGetBestSize();
new_size.x = sizeBest.x; // override width always
if (!PreCreation( parent, pos, new_size ) ||
!CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
{
- wxFAIL_MSG( wxT("wxXX creation failed") );
- return FALSE;
+ wxFAIL_MSG( wxT("wxSpinButton creation failed") );
+ return false;
}
- m_oldPos = 0.0;
+ m_pos = 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 );
+ 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 (m_adjust, "value_changed",
- G_CALLBACK (gtk_spinbutt_callback), this);
+ g_signal_connect_after(
+ m_widget, "value_changed", G_CALLBACK(gtk_value_changed), this);
m_parent->DoAddChild( this );
PostCreation(new_size);
- return TRUE;
+ return true;
}
int wxSpinButton::GetMin() const
{
wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
- return (int)ceil(m_adjust->lower);
+ 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, wxT("invalid spin button") );
- return (int)ceil(m_adjust->upper);
+ 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, wxT("invalid spin button") );
- return (int)ceil(m_adjust->value);
+ return m_pos;
}
void wxSpinButton::SetValue( int value )
{
wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
- float fpos = (float)value;
- m_oldPos = fpos;
- if (fabs(fpos-m_adjust->value) < sensitivity) return;
-
- m_adjust->value = fpos;
-
- g_signal_emit_by_name (m_adjust, "value_changed");
+ GtkDisableEvents();
+ gtk_spin_button_set_value((GtkSpinButton*)m_widget, value);
+ GtkEnableEvents();
}
void wxSpinButton::SetRange(int minVal, int maxVal)
{
wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
- float fmin = (float)minVal;
- float fmax = (float)maxVal;
-
- if ((fabs(fmin-m_adjust->lower) < sensitivity) &&
- (fabs(fmax-m_adjust->upper) < sensitivity))
- {
- return;
- }
-
- m_adjust->lower = fmin;
- m_adjust->upper = fmax;
-
- g_signal_emit_by_name (m_adjust, "changed");
-
- // these two calls are required due to some bug in GTK
- Refresh();
- SetFocus();
+ GtkDisableEvents();
+ gtk_spin_button_set_range((GtkSpinButton*)m_widget, minVal, maxVal);
+ GtkEnableEvents();
}
void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
gtk_widget_set_size_request( m_widget, m_width, m_height );
}
-bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
+void wxSpinButton::GtkDisableEvents() const
+{
+ g_signal_handlers_block_by_func(m_widget,
+ (gpointer)gtk_value_changed, (void*) this);
+}
+
+void wxSpinButton::GtkEnableEvents() const
+{
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer)gtk_value_changed, (void*) this);
+}
+
+GdkWindow *wxSpinButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
- return GTK_SPIN_BUTTON(m_widget)->panel == window;
+ return GTK_SPIN_BUTTON(m_widget)->panel;
}
wxSize wxSpinButton::DoGetBestSize() const
projects / wxWidgets.git / blobdiff