/////////////////////////////////////////////////////////////////////////////
-// Name: spinbutt.cpp
+// Name: src/gtk/spinctrl.cpp
// Purpose: wxSpinCtrl
// Author: Robert
// Modified by:
-// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "spinctrl.h"
-#endif
-
-#include "wx/spinctrl.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-#ifdef wxUSE_SPINBTN
+#if wxUSE_SPINCTRL
-#include "wx/utils.h"
-#include "wx/spinbutt.h"
-#include <math.h>
-
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include "wx/spinctrl.h"
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
+#ifndef WX_PRECOMP
+ #include "wx/textctrl.h" // for wxEVT_TEXT
+ #include "wx/utils.h"
+ #include "wx/wxcrtvararg.h"
+#endif
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
+#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
//-----------------------------------------------------------------------------
// data
extern bool g_blockEventsOnDrag;
-static const float sensitivity = 0.02;
-
//-----------------------------------------------------------------------------
// "value_changed"
//-----------------------------------------------------------------------------
-static void gtk_spinctrl_callback( GtkWidget *WXUNUSED(widget), wxSpinCtrl *win )
+extern "C" {
+static void
+gtk_value_changed(GtkSpinButton* spinbutton, wxSpinCtrlGTKBase* win)
{
- if (g_isIdle) wxapp_install_idle_handler();
-
- if (!win->m_hasVMT) return;
- if (g_blockEventsOnDrag) return;
+ if (g_blockEventsOnDrag)
+ return;
- float diff = win->m_adjust->value - win->m_oldPos;
- if (fabs(diff) < sensitivity) return;
- win->m_oldPos = win->m_adjust->value;
+ if (wxIsKindOf(win, wxSpinCtrl))
+ {
+ wxSpinEvent event(wxEVT_SPINCTRL, win->GetId());
+ event.SetEventObject( win );
+ event.SetPosition(static_cast<wxSpinCtrl*>(win)->GetValue());
+ event.SetString(gtk_entry_get_text(GTK_ENTRY(spinbutton)));
+ win->HandleWindowEvent( event );
+ }
+ else // wxIsKindOf(win, wxSpinCtrlDouble)
+ {
+ wxSpinDoubleEvent event( wxEVT_SPINCTRLDOUBLE, win->GetId());
+ event.SetEventObject( win );
+ event.SetValue(static_cast<wxSpinCtrlDouble*>(win)->GetValue());
+ event.SetString(gtk_entry_get_text(GTK_ENTRY(spinbutton)));
+ win->HandleWindowEvent( event );
+ }
+}
+}
- wxEventType command = wxEVT_NULL;
+//-----------------------------------------------------------------------------
+// "changed"
+//-----------------------------------------------------------------------------
- float line_step = win->m_adjust->step_increment;
+extern "C" {
+static void
+gtk_changed(GtkSpinButton* spinbutton, wxSpinCtrl* win)
+{
+ wxCommandEvent event( wxEVT_TEXT, win->GetId() );
+ event.SetEventObject( win );
+ event.SetString(gtk_entry_get_text(GTK_ENTRY(spinbutton)));
+ event.SetInt(win->GetValue());
+ win->HandleWindowEvent( event );
+}
+}
- if (fabs(diff-line_step) < sensitivity) command = wxEVT_SCROLL_LINEDOWN;
- else if (fabs(diff+line_step) < sensitivity) command = wxEVT_SCROLL_LINEUP;
- else command = wxEVT_SCROLL_THUMBTRACK;
+// ----------------------------------------------------------------------------
+// wxSpinCtrlEventDisabler: helper to temporarily disable GTK+ events
+// ----------------------------------------------------------------------------
- int value = (int)ceil(win->m_adjust->value);
+class wxSpinCtrlEventDisabler
+{
+public:
+ wxEXPLICIT wxSpinCtrlEventDisabler(wxSpinCtrlGTKBase* spin)
+ : m_spin(spin)
+ {
+ m_spin->GtkDisableEvents();
+ }
- wxSpinEvent event( command, win->GetId());
- event.SetPosition( value );
- event.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event );
-
- /* always send a thumbtrack event */
- if (command != wxEVT_SCROLL_THUMBTRACK)
+ ~wxSpinCtrlEventDisabler()
{
- command = wxEVT_SCROLL_THUMBTRACK;
- wxSpinEvent event2( command, win->GetId());
- event2.SetPosition( value );
- event2.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event2 );
+ m_spin->GtkEnableEvents();
}
-}
+
+private:
+ wxSpinCtrlGTKBase* const m_spin;
+
+ wxDECLARE_NO_COPY_CLASS(wxSpinCtrlEventDisabler);
+};
//-----------------------------------------------------------------------------
-// wxSpinCtrl
+// wxSpinCtrlGTKBase
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrl,wxControl)
+BEGIN_EVENT_TABLE(wxSpinCtrlGTKBase, wxSpinCtrlBase)
+ EVT_CHAR(wxSpinCtrlGTKBase::OnChar)
+END_EVENT_TABLE()
-bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
+bool wxSpinCtrlGTKBase::Create(wxWindow *parent, wxWindowID id,
const wxString& value,
const wxPoint& pos, const wxSize& size,
long style,
- int min, int max, int initial,
+ double min, double max, double initial, double inc,
const wxString& name)
{
- m_needParent = TRUE;
-
- wxSize new_size = size;
- if (new_size.y == -1)
- new_size.y = 26;
-
- if (!PreCreation( parent, pos, new_size ) ||
- !CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
{
- wxFAIL_MSG( wxT("wxSpinCtrl creation failed") );
- return FALSE;
+ wxFAIL_MSG( wxT("wxSpinCtrlGTKBase creation failed") );
+ return false;
}
- m_oldPos = initial;
+ m_widget = gtk_spin_button_new_with_range(min, max, inc);
+ g_object_ref(m_widget);
+
+ gtk_spin_button_set_value( GTK_SPIN_BUTTON(m_widget), initial);
- m_adjust = (GtkAdjustment*) gtk_adjustment_new( initial, min, max, 1.0, 5.0, 0.0);
+ gfloat align;
+ if ( HasFlag(wxALIGN_RIGHT) )
+ align = 1.0;
+ else if ( HasFlag(wxALIGN_CENTRE) )
+ align = 0.5;
+ else
+ align = 0.0;
- m_widget = gtk_spin_button_new( m_adjust, 1, 0 );
+ gtk_entry_set_alignment(GTK_ENTRY(m_widget), align);
- gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget), (m_windowStyle & wxSP_WRAP) );
+ gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
+ (int)(m_windowStyle & wxSP_WRAP) );
- gtk_signal_connect( GTK_OBJECT (m_adjust),
- "value_changed",
- (GtkSignalFunc) gtk_spinctrl_callback,
- (gpointer) this );
+ g_signal_connect_after(m_widget, "value_changed", G_CALLBACK(gtk_value_changed), this);
+ g_signal_connect_after(m_widget, "changed", G_CALLBACK(gtk_changed), this);
m_parent->DoAddChild( this );
- PostCreation();
+ PostCreation(size);
- SetBackgroundColour( parent->GetBackgroundColour() );
+ if (!value.empty())
+ {
+ SetValue(value);
+ }
- SetValue( value );
+ return true;
+}
- Show( TRUE );
+double wxSpinCtrlGTKBase::DoGetValue() const
+{
+ wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
- return TRUE;
+ // Get value directly from current control text, just as
+ // gtk_spin_button_update() would do. Calling gtk_spin_button_update() causes
+ // a redraw, which causes an idle event, so if GetValue() is called from
+ // a UI update handler, you get a never ending sequence of idle events. It
+ // also forces the text into valid range, which wxMSW GetValue() does not do.
+ static unsigned sig_id;
+ if (sig_id == 0)
+ sig_id = g_signal_lookup("input", GTK_TYPE_SPIN_BUTTON);
+ double value;
+ int handled = 0;
+ g_signal_emit(m_widget, sig_id, 0, &value, &handled);
+ if (!handled)
+ value = g_strtod(gtk_entry_get_text(GTK_ENTRY(m_widget)), NULL);
+ GtkAdjustment* adj =
+ gtk_spin_button_get_adjustment(GTK_SPIN_BUTTON(m_widget));
+ const double lower = gtk_adjustment_get_lower(adj);
+ const double upper = gtk_adjustment_get_upper(adj);
+ if (value < lower)
+ value = lower;
+ else if (value > upper)
+ value = upper;
+
+ return value;
}
-int wxSpinCtrl::GetMin() const
+double wxSpinCtrlGTKBase::DoGetMin() const
{
wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
- return (int)ceil(m_adjust->lower);
+ double min = 0;
+ gtk_spin_button_get_range( GTK_SPIN_BUTTON(m_widget), &min, NULL);
+ return min;
}
-int wxSpinCtrl::GetMax() const
+double wxSpinCtrlGTKBase::DoGetMax() const
{
wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
- return (int)ceil(m_adjust->upper);
+ double max = 0;
+ gtk_spin_button_get_range( GTK_SPIN_BUTTON(m_widget), NULL, &max);
+ return max;
}
-int wxSpinCtrl::GetValue() const
+double wxSpinCtrlGTKBase::DoGetIncrement() const
{
wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
- return (int)ceil(m_adjust->value);
+ double inc = 0;
+ gtk_spin_button_get_increments( GTK_SPIN_BUTTON(m_widget), &inc, NULL);
+ return inc;
}
-void wxSpinCtrl::SetValue( const wxString& value )
+bool wxSpinCtrlGTKBase::GetSnapToTicks() const
+{
+ wxCHECK_MSG(m_widget, false, "invalid spin button");
+
+ return gtk_spin_button_get_snap_to_ticks( GTK_SPIN_BUTTON(m_widget) ) != 0;
+}
+
+void wxSpinCtrlGTKBase::SetValue( const wxString& value )
{
wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
- int n;
- if ( (wxSscanf(value, wxT("%d"), &n) == 1) )
+ double n;
+ if ( wxSscanf(value, "%lg", &n) == 1 )
{
- // a number - set it
- SetValue(n);
+ // a number - set it, let DoSetValue round for int value
+ DoSetValue(n);
+ return;
}
- else
+
+ // invalid number - set text as is (wxMSW compatible)
+ wxSpinCtrlEventDisabler disable(this);
+ gtk_entry_set_text( GTK_ENTRY(m_widget), wxGTK_CONV( value ) );
+}
+
+void wxSpinCtrlGTKBase::DoSetValue( double value )
+{
+ wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+
+ wxSpinCtrlEventDisabler disable(this);
+ gtk_spin_button_set_value( GTK_SPIN_BUTTON(m_widget), value);
+}
+
+void wxSpinCtrlGTKBase::SetSnapToTicks(bool snap_to_ticks)
+{
+ wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
+
+ gtk_spin_button_set_snap_to_ticks( GTK_SPIN_BUTTON(m_widget), snap_to_ticks);
+}
+
+void wxSpinCtrlGTKBase::SetSelection(long from, long to)
+{
+ // translate from wxWidgets conventions to GTK+ ones: (-1, -1) means the
+ // entire range
+ if ( from == -1 && to == -1 )
{
- // invalid number - set text as is (wxMSW compatible)
- gtk_entry_set_text( GTK_ENTRY(m_widget), value.mbc_str() );
+ from = 0;
+ to = INT_MAX;
}
+
+ gtk_editable_select_region( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
}
-void wxSpinCtrl::SetValue( int value )
+void wxSpinCtrlGTKBase::DoSetRange(double minVal, double maxVal)
{
wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
- float fpos = (float)value;
- m_oldPos = fpos;
- if (fabs(fpos-m_adjust->value) < sensitivity) return;
+ wxSpinCtrlEventDisabler disable(this);
+ gtk_spin_button_set_range( GTK_SPIN_BUTTON(m_widget), minVal, maxVal);
+}
+
+void wxSpinCtrlGTKBase::DoSetIncrement(double inc)
+{
+ wxCHECK_RET( m_widget, "invalid spin button" );
+
+ wxSpinCtrlEventDisabler disable(this);
- m_adjust->value = fpos;
+ // Preserve the old page value when changing just the increment.
+ double page = 10*inc;
+ gtk_spin_button_get_increments( GTK_SPIN_BUTTON(m_widget), NULL, &page);
- gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
+ gtk_spin_button_set_increments( GTK_SPIN_BUTTON(m_widget), inc, page);
}
-void wxSpinCtrl::SetRange(int minVal, int maxVal)
+void wxSpinCtrlGTKBase::GtkDisableEvents() const
{
- wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+ g_signal_handlers_block_by_func( m_widget,
+ (gpointer)gtk_value_changed, (void*) this);
+
+ g_signal_handlers_block_by_func(m_widget,
+ (gpointer)gtk_changed, (void*) this);
+}
- float fmin = (float)minVal;
- float fmax = (float)maxVal;
+void wxSpinCtrlGTKBase::GtkEnableEvents() const
+{
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer)gtk_value_changed, (void*) this);
+
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer)gtk_changed, (void*) this);
+}
+
+void wxSpinCtrlGTKBase::OnChar( wxKeyEvent &event )
+{
+ wxCHECK_RET( m_widget != NULL, wxT("invalid spin ctrl") );
- if ((fabs(fmin-m_adjust->lower) < sensitivity) &&
- (fabs(fmax-m_adjust->upper) < sensitivity))
+ if (event.GetKeyCode() == WXK_RETURN)
{
- return;
+ wxWindow *top_frame = wxGetTopLevelParent(m_parent);
+
+ if ( GTK_IS_WINDOW(top_frame->m_widget) )
+ {
+ GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+ if ( window )
+ {
+ GtkWidget* widgetDef = gtk_window_get_default_widget(window);
+
+ if ( widgetDef )
+ {
+ gtk_widget_activate(widgetDef);
+ return;
+ }
+ }
+ }
}
- m_adjust->lower = fmin;
- m_adjust->upper = fmax;
+ if ((event.GetKeyCode() == WXK_RETURN) && (m_windowStyle & wxTE_PROCESS_ENTER))
+ {
+ wxCommandEvent evt( wxEVT_TEXT_ENTER, m_windowId );
+ evt.SetEventObject(this);
+ GtkSpinButton *gsb = GTK_SPIN_BUTTON(m_widget);
+ wxString val = wxGTK_CONV_BACK( gtk_entry_get_text( &gsb->entry ) );
+ evt.SetString( val );
+ if (HandleWindowEvent(evt)) return;
+ }
- gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
-
- // these two calls are required due to some bug in GTK
- Refresh();
- SetFocus();
+ event.Skip();
}
-bool wxSpinCtrl::IsOwnGtkWindow( GdkWindow *window )
+GdkWindow *wxSpinCtrlGTKBase::GTKGetWindow(wxArrayGdkWindows& windows) const
{
- return GTK_SPIN_BUTTON(m_widget)->panel == window;
+#ifdef __WXGTK3__
+ // no access to internal GdkWindows
+ wxUnusedVar(windows);
+#else
+ GtkSpinButton* spinbutton = GTK_SPIN_BUTTON(m_widget);
+
+ windows.push_back(spinbutton->entry.text_area);
+ windows.push_back(spinbutton->panel);
+#endif
+
+ return NULL;
}
-void wxSpinCtrl::ApplyWidgetStyle()
+wxSize wxSpinCtrlGTKBase::DoGetBestSize() const
{
- SetWidgetStyle();
- gtk_widget_set_style( m_widget, m_widgetStyle );
+ return DoGetSizeFromTextSize(95); // TODO: 95 is completely arbitrary
}
+wxSize wxSpinCtrlGTKBase::DoGetSizeFromTextSize(int xlen, int ylen) const
+{
+ wxASSERT_MSG( m_widget, wxS("GetSizeFromTextSize called before creation") );
+
+ // Set an as small as possible size for the control, so preferred sizes
+ // return "natural" sizes, not taking into account the previous ones (which
+ // seems to be GTK+3 behaviour)
+ gtk_widget_set_size_request(m_widget, 0, 0);
+
+ // Both Gtk+2 and Gtk+3 use current value/range to measure control's width.
+ // So, we can't ask Gtk+ for its width. Instead, we used hardcoded values.
+
+ // Returned height is OK
+ wxSize totalS = GTKGetPreferredSize(m_widget);
+
+#if GTK_CHECK_VERSION(3,4,0)
+ // two buttons in horizontal
+ totalS.x = 46 + 15; // margins included
+#else
+ // two small buttons in vertical
+ totalS.x = GetFont().GetPixelSize().y + 13; // margins included
#endif
+
+ wxSize tsize(xlen + totalS.x, totalS.y);
+
+ // Check if the user requested a non-standard height.
+ if ( ylen > 0 )
+ tsize.IncBy(0, ylen - GetCharHeight());
+
+ return tsize;
+}
+
+// static
+wxVisualAttributes
+wxSpinCtrlGTKBase::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ return GetDefaultAttributesFromGTKWidget(gtk_spin_button_new_with_range(0, 100, 1), true);
+}
+
+//-----------------------------------------------------------------------------
+// wxSpinCtrl
+//-----------------------------------------------------------------------------
+
+extern "C"
+{
+
+static gboolean
+wx_gtk_spin_input(GtkSpinButton* spin, gdouble* val, wxSpinCtrl* win)
+{
+ // We might use g_ascii_strtoll() here but it's 2.12+ only, so use our own
+ // wxString function even if this requires an extra conversion.
+ const wxString
+ text(wxString::FromUTF8(gtk_entry_get_text(GTK_ENTRY(spin))));
+
+ long lval;
+ if ( !text.ToLong(&lval, win->GetBase()) )
+ return FALSE;
+
+ *val = lval;
+
+ return TRUE;
+}
+
+static gint
+wx_gtk_spin_output(GtkSpinButton* spin, wxSpinCtrl* win)
+{
+ const gint val = gtk_spin_button_get_value_as_int(spin);
+
+ gtk_entry_set_text
+ (
+ GTK_ENTRY(spin),
+ wxPrivate::wxSpinCtrlFormatAsHex(val, win->GetMax()).utf8_str()
+ );
+
+ return TRUE;
+}
+
+} // extern "C"
+
+bool wxSpinCtrl::SetBase(int base)
+{
+ // Currently we only support base 10 and 16. We could add support for base
+ // 8 quite easily but wxMSW doesn't support it natively so don't bother
+ // with doing something wxGTK-specific here.
+ if ( base != 10 && base != 16 )
+ return false;
+
+ if ( base == m_base )
+ return true;
+
+ m_base = base;
+
+ // We need to be able to enter letters for any base greater than 10.
+ gtk_spin_button_set_numeric( GTK_SPIN_BUTTON(m_widget), m_base <= 10 );
+
+ if ( m_base != 10 )
+ {
+ g_signal_connect( m_widget, "input",
+ G_CALLBACK(wx_gtk_spin_input), this);
+ g_signal_connect( m_widget, "output",
+ G_CALLBACK(wx_gtk_spin_output), this);
+ }
+ else
+ {
+ g_signal_handlers_disconnect_by_func(m_widget,
+ (gpointer)wx_gtk_spin_input,
+ this);
+ g_signal_handlers_disconnect_by_func(m_widget,
+ (gpointer)wx_gtk_spin_output,
+ this);
+ }
+
+ return true;
+}
+
+//-----------------------------------------------------------------------------
+// wxSpinCtrlDouble
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrlDouble, wxSpinCtrlGTKBase)
+
+unsigned wxSpinCtrlDouble::GetDigits() const
+{
+ wxCHECK_MSG( m_widget, 0, "invalid spin button" );
+
+ return gtk_spin_button_get_digits( GTK_SPIN_BUTTON(m_widget) );
+}
+
+void wxSpinCtrlDouble::SetDigits(unsigned digits)
+{
+ wxCHECK_RET( m_widget, "invalid spin button" );
+
+ wxSpinCtrlEventDisabler disable(this);
+ gtk_spin_button_set_digits( GTK_SPIN_BUTTON(m_widget), digits);
+}
+
+#endif // wxUSE_SPINCTRL
projects / wxWidgets.git / blobdiff