/ExtLibs/wxWidgets/src/gtk1/checkbox.cpp
C++ | 213 lines | 136 code | 48 blank | 29 comment | 20 complexity | 5b09109cf01f9be214dad7e096a1f8b5 MD5 | raw file
- /////////////////////////////////////////////////////////////////////////////
- // Name: src/gtk1/checkbox.cpp
- // Purpose:
- // Author: Robert Roebling
- // Id: $Id$
- // Copyright: (c) 1998 Robert Roebling
- // Licence: wxWindows licence
- /////////////////////////////////////////////////////////////////////////////
- // For compilers that support precompilation, includes "wx.h".
- #include "wx/wxprec.h"
- #if wxUSE_CHECKBOX
- #include "wx/checkbox.h"
- #include "wx/gtk1/private.h"
- //-----------------------------------------------------------------------------
- // idle system
- //-----------------------------------------------------------------------------
- extern void wxapp_install_idle_handler();
- extern bool g_isIdle;
- //-----------------------------------------------------------------------------
- // data
- //-----------------------------------------------------------------------------
- extern bool g_blockEventsOnDrag;
- extern wxCursor g_globalCursor;
- extern wxWindowGTK *g_delayedFocus;
- //-----------------------------------------------------------------------------
- // "clicked"
- //-----------------------------------------------------------------------------
- extern "C" {
- static void gtk_checkbox_toggled_callback(GtkWidget *WXUNUSED(widget),
- wxCheckBox *cb)
- {
- if (g_isIdle) wxapp_install_idle_handler();
- if (!cb->m_hasVMT) return;
- if (g_blockEventsOnDrag) return;
- if (cb->m_blockEvent) return;
- wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, cb->GetId());
- event.SetInt(cb->GetValue());
- event.SetEventObject(cb);
- cb->HandleWindowEvent(event);
- }
- }
- //-----------------------------------------------------------------------------
- // wxCheckBox
- //-----------------------------------------------------------------------------
- wxCheckBox::wxCheckBox()
- {
- }
- bool wxCheckBox::Create(wxWindow *parent,
- wxWindowID id,
- const wxString &label,
- const wxPoint &pos,
- const wxSize &size,
- long style,
- const wxValidator& validator,
- const wxString &name )
- {
- m_needParent = true;
- m_acceptsFocus = true;
- m_blockEvent = false;
- WXValidateStyle(&style);
- if (!PreCreation( parent, pos, size ) ||
- !CreateBase( parent, id, pos, size, style, validator, name ))
- {
- wxFAIL_MSG( wxT("wxCheckBox creation failed") );
- return false;
- }
- if ( style & wxALIGN_RIGHT )
- {
- // VZ: as I don't know a way to create a right aligned checkbox with
- // GTK we will create a checkbox without label and a label at the
- // left of it
- m_widgetCheckbox = gtk_check_button_new();
- m_widgetLabel = gtk_label_new("");
- gtk_misc_set_alignment(GTK_MISC(m_widgetLabel), 0.0, 0.5);
- m_widget = gtk_hbox_new(FALSE, 0);
- gtk_box_pack_start(GTK_BOX(m_widget), m_widgetLabel, FALSE, FALSE, 3);
- gtk_box_pack_start(GTK_BOX(m_widget), m_widgetCheckbox, FALSE, FALSE, 3);
- gtk_widget_show( m_widgetLabel );
- gtk_widget_show( m_widgetCheckbox );
- }
- else
- {
- m_widgetCheckbox = gtk_check_button_new_with_label("");
- m_widgetLabel = BUTTON_CHILD( m_widgetCheckbox );
- m_widget = m_widgetCheckbox;
- }
- SetLabel( label );
- gtk_signal_connect( GTK_OBJECT(m_widgetCheckbox),
- "toggled",
- GTK_SIGNAL_FUNC(gtk_checkbox_toggled_callback),
- (gpointer *)this );
- m_parent->DoAddChild( this );
- PostCreation(size);
- return true;
- }
- void wxCheckBox::SetValue( bool state )
- {
- wxCHECK_RET( m_widgetCheckbox != NULL, wxT("invalid checkbox") );
- if (state == GetValue())
- return;
- m_blockEvent = true;
- gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widgetCheckbox), state );
- m_blockEvent = false;
- }
- bool wxCheckBox::GetValue() const
- {
- wxCHECK_MSG( m_widgetCheckbox != NULL, false, wxT("invalid checkbox") );
- return GTK_TOGGLE_BUTTON(m_widgetCheckbox)->active;
- }
- void wxCheckBox::SetLabel( const wxString& label )
- {
- wxCHECK_RET( m_widgetLabel != NULL, wxT("invalid checkbox") );
- GTKSetLabelForLabel(GTK_LABEL(m_widgetLabel), label);
- }
- bool wxCheckBox::Enable( bool enable )
- {
- if ( !wxControl::Enable( enable ) )
- return false;
- gtk_widget_set_sensitive( m_widgetLabel, enable );
- return true;
- }
- void wxCheckBox::DoApplyWidgetStyle(GtkRcStyle *style)
- {
- gtk_widget_modify_style(m_widgetCheckbox, style);
- gtk_widget_modify_style(m_widgetLabel, style);
- }
- bool wxCheckBox::IsOwnGtkWindow( GdkWindow *window )
- {
- return window == TOGGLE_BUTTON_EVENT_WIN(m_widget);
- }
- void wxCheckBox::OnInternalIdle()
- {
- wxCursor cursor = m_cursor;
- if (g_globalCursor.IsOk()) cursor = g_globalCursor;
- GdkWindow *event_window = TOGGLE_BUTTON_EVENT_WIN(m_widgetCheckbox);
- if ( event_window && cursor.IsOk() )
- {
- /* I now set the cursor the anew in every OnInternalIdle call
- as setting the cursor in a parent window also effects the
- windows above so that checking for the current cursor is
- not possible. */
- gdk_window_set_cursor( event_window, cursor.GetCursor() );
- }
- if (g_delayedFocus == this)
- {
- if (GTK_WIDGET_REALIZED(m_widget))
- {
- gtk_widget_grab_focus( m_widget );
- g_delayedFocus = NULL;
- }
- }
- if (wxUpdateUIEvent::CanUpdate(this))
- UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
- }
- wxSize wxCheckBox::DoGetBestSize() const
- {
- return wxControl::DoGetBestSize();
- }
- // static
- wxVisualAttributes
- wxCheckBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
- {
- return GetDefaultAttributesFromGTKWidget(gtk_check_button_new);
- }
- #endif