X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..92d00a3615b1e598cac48b2f608be1bf32b27057:/src/gtk/checkbox.cpp diff --git a/src/gtk/checkbox.cpp b/src/gtk/checkbox.cpp index 5a2c901416..8c1c45257a 100644 --- a/src/gtk/checkbox.cpp +++ b/src/gtk/checkbox.cpp @@ -1,71 +1,103 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: checkbox.cpp +// Name: src/gtk/checkbox.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "checkbox.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include "wx/defs.h" - #if wxUSE_CHECKBOX #include "wx/checkbox.h" -#include "wx/gtk/private.h" - -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- - -extern void wxapp_install_idle_handler(); -extern bool g_isIdle; +#include +#include "wx/gtk/private/gtk2-compat.h" //----------------------------------------------------------------------------- // data //----------------------------------------------------------------------------- extern bool g_blockEventsOnDrag; -extern wxCursor g_globalCursor; -extern wxWindowGTK *g_delayedFocus; //----------------------------------------------------------------------------- // "clicked" //----------------------------------------------------------------------------- -static void gtk_checkbox_clicked_callback( GtkWidget *WXUNUSED(widget), wxCheckBox *cb ) +extern "C" { +static void gtk_checkbox_toggled_callback(GtkWidget *widget, wxCheckBox *cb) { - if (g_isIdle) wxapp_install_idle_handler(); + if (g_blockEventsOnDrag) return; - if (!cb->m_hasVMT) return; + // Transitions for 3state checkbox must be done manually, GTK's checkbox + // is 2state with additional "undetermined state" flag which isn't + // changed automatically: + if (cb->Is3State()) + { + GtkToggleButton *toggle = GTK_TOGGLE_BUTTON(widget); - if (g_blockEventsOnDrag) return; - - if (cb->m_blockEvent) return; + if (cb->Is3rdStateAllowedForUser()) + { + // The 3 states cycle like this when clicked: + // checked -> undetermined -> unchecked -> checked -> ... + bool active = gtk_toggle_button_get_active(toggle) != 0; + bool inconsistent = gtk_toggle_button_get_inconsistent(toggle) != 0; + + cb->GTKDisableEvents(); + + if (!active && !inconsistent) + { + // checked -> undetermined + gtk_toggle_button_set_active(toggle, true); + gtk_toggle_button_set_inconsistent(toggle, true); + } + else if (!active && inconsistent) + { + // undetermined -> unchecked + gtk_toggle_button_set_inconsistent(toggle, false); + } + else if (active && !inconsistent) + { + // unchecked -> checked + // nothing to do + } + else + { + wxFAIL_MSG(wxT("3state wxCheckBox in unexpected state!")); + } + + cb->GTKEnableEvents(); + } + else + { + // user's action unsets undetermined state: + gtk_toggle_button_set_inconsistent(toggle, false); + } + } - wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, cb->GetId()); - event.SetInt( cb->GetValue() ); + wxCommandEvent event(wxEVT_CHECKBOX, cb->GetId()); + event.SetInt(cb->Get3StateValue()); event.SetEventObject(cb); - cb->GetEventHandler()->ProcessEvent(event); + cb->HandleWindowEvent(event); +} } //----------------------------------------------------------------------------- // wxCheckBox //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxCheckBox,wxControl) - wxCheckBox::wxCheckBox() { + m_widgetCheckbox = NULL; +} + +wxCheckBox::~wxCheckBox() +{ + if (m_widgetCheckbox && m_widgetCheckbox != m_widget) + GTKDisconnect(m_widgetCheckbox); } bool wxCheckBox::Create(wxWindow *parent, @@ -77,15 +109,12 @@ bool wxCheckBox::Create(wxWindow *parent, 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; + return false; } if ( style & wxALIGN_RIGHT ) @@ -98,7 +127,7 @@ bool wxCheckBox::Create(wxWindow *parent, m_widgetLabel = gtk_label_new(""); gtk_misc_set_alignment(GTK_MISC(m_widgetLabel), 0.0, 0.5); - m_widget = gtk_hbox_new(FALSE, 0); + m_widget = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 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); @@ -108,21 +137,32 @@ bool wxCheckBox::Create(wxWindow *parent, else { m_widgetCheckbox = gtk_check_button_new_with_label(""); - m_widgetLabel = BUTTON_CHILD( m_widgetCheckbox ); + m_widgetLabel = gtk_bin_get_child(GTK_BIN(m_widgetCheckbox)); m_widget = m_widgetCheckbox; } + g_object_ref(m_widget); SetLabel( label ); - gtk_signal_connect( GTK_OBJECT(m_widgetCheckbox), - "clicked", - GTK_SIGNAL_FUNC(gtk_checkbox_clicked_callback), - (gpointer *)this ); + g_signal_connect (m_widgetCheckbox, "toggled", + G_CALLBACK (gtk_checkbox_toggled_callback), this); m_parent->DoAddChild( this ); PostCreation(size); - return TRUE; + return true; +} + +void wxCheckBox::GTKDisableEvents() +{ + g_signal_handlers_block_by_func(m_widgetCheckbox, + (gpointer) gtk_checkbox_toggled_callback, this); +} + +void wxCheckBox::GTKEnableEvents() +{ + g_signal_handlers_unblock_by_func(m_widgetCheckbox, + (gpointer) gtk_checkbox_toggled_callback, this); } void wxCheckBox::SetValue( bool state ) @@ -132,95 +172,78 @@ void wxCheckBox::SetValue( bool state ) if (state == GetValue()) return; - m_blockEvent = TRUE; + GTKDisableEvents(); - gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widgetCheckbox), state ); + gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(m_widgetCheckbox), state ); - m_blockEvent = FALSE; + GTKEnableEvents(); } bool wxCheckBox::GetValue() const { - wxCHECK_MSG( m_widgetCheckbox != NULL, FALSE, wxT("invalid checkbox") ); + wxCHECK_MSG( m_widgetCheckbox != NULL, false, wxT("invalid checkbox") ); + + return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(m_widgetCheckbox)) != 0; +} - return GTK_TOGGLE_BUTTON(m_widgetCheckbox)->active; +void wxCheckBox::DoSet3StateValue(wxCheckBoxState state) +{ + SetValue(state != wxCHK_UNCHECKED); + gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(m_widgetCheckbox), + state == wxCHK_UNDETERMINED); +} + +wxCheckBoxState wxCheckBox::DoGet3StateValue() const +{ + if (gtk_toggle_button_get_inconsistent(GTK_TOGGLE_BUTTON(m_widgetCheckbox))) + { + return wxCHK_UNDETERMINED; + } + else + { + return GetValue() ? wxCHK_CHECKED : wxCHK_UNCHECKED; + } } void wxCheckBox::SetLabel( const wxString& label ) { wxCHECK_RET( m_widgetLabel != NULL, wxT("invalid checkbox") ); - wxControl::SetLabel( label ); + // save the label inside m_label in case user calls GetLabel() later + wxControl::SetLabel(label); -#ifdef __WXGTK20__ - wxString label2 = PrepareLabelMnemonics( label ); - gtk_label_set_text_with_mnemonic( GTK_LABEL(m_widgetLabel), wxGTK_CONV( label2 ) ); -#else - gtk_label_set( GTK_LABEL(m_widgetLabel), wxGTK_CONV( GetLabel() ) ); -#endif + GTKSetLabelForLabel(GTK_LABEL(m_widgetLabel), label); } bool wxCheckBox::Enable( bool enable ) { - if ( !wxControl::Enable( enable ) ) - return FALSE; + if (!base_type::Enable(enable)) + return false; gtk_widget_set_sensitive( m_widgetLabel, enable ); - return TRUE; -} + if (enable) + GTKFixSensitivity(); -void wxCheckBox::ApplyWidgetStyle() -{ - SetWidgetStyle(); - gtk_widget_set_style( m_widgetCheckbox, m_widgetStyle ); - gtk_widget_set_style( m_widgetLabel, m_widgetStyle ); -} - -bool wxCheckBox::IsOwnGtkWindow( GdkWindow *window ) -{ - return window == TOGGLE_BUTTON_EVENT_WIN(m_widget); + return true; } -void wxCheckBox::OnInternalIdle() +void wxCheckBox::DoApplyWidgetStyle(GtkRcStyle *style) { - wxCursor cursor = m_cursor; - if (g_globalCursor.Ok()) cursor = g_globalCursor; - - GdkWindow *event_window = TOGGLE_BUTTON_EVENT_WIN(m_widgetCheckbox); - if ( event_window && cursor.Ok() ) - { - /* 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); + GTKApplyStyle(m_widgetCheckbox, style); + GTKApplyStyle(m_widgetLabel, style); } -wxSize wxCheckBox::DoGetBestSize() const +GdkWindow *wxCheckBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const { - return wxControl::DoGetBestSize(); + return gtk_button_get_event_window(GTK_BUTTON(m_widgetCheckbox)); } // static wxVisualAttributes wxCheckBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - return GetDefaultAttributesFromGTKWidget(gtk_check_button_new); + return GetDefaultAttributesFromGTKWidget(gtk_check_button_new()); } #endif