X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fd0eed647daeb257f28699de879d2f4f5aeb7fb6..3e1924dd5f5744c3e2a8973de9b3e4f372b7fd85:/src/gtk1/listbox.cpp diff --git a/src/gtk1/listbox.cpp b/src/gtk1/listbox.cpp index 2896e62535..9c89f4584c 100644 --- a/src/gtk1/listbox.cpp +++ b/src/gtk1/listbox.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: listbox.cpp +// Name: src/gtk1/listbox.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ @@ -7,324 +7,859 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" -#ifdef __GNUG__ -#pragma implementation "listbox.h" -#endif +#if wxUSE_LISTBOX -#include "wx/dynarray.h" #include "wx/listbox.h" -#include "wx/utils.h" -#include + +#ifndef WX_PRECOMP + #include "wx/dynarray.h" + #include "wx/intl.h" + #include "wx/utils.h" + #include "wx/settings.h" + #include "wx/checklst.h" + #include "wx/arrstr.h" +#endif + +#include "wx/gtk1/private.h" + +#if wxUSE_TOOLTIPS + #include "wx/tooltip.h" +#endif + +#include +#include +#include + +//----------------------------------------------------------------------------- +// idle system +//----------------------------------------------------------------------------- + +extern void wxapp_install_idle_handler(); +extern bool g_isIdle; //----------------------------------------------------------------------------- // data //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; +extern bool g_blockEventsOnDrag; +extern bool g_blockEventsOnScroll; +extern wxCursor g_globalCursor; +extern wxWindowGTK *g_delayedFocus; +extern wxWindowGTK *g_focusWindow; +extern wxWindowGTK *g_focusWindowLast; + +static bool g_hasDoubleClicked = false; + +//----------------------------------------------------------------------------- +// idle callback for SetFirstItem +//----------------------------------------------------------------------------- + +struct wxlistbox_idle_struct +{ + wxListBox *m_listbox; + int m_item; + gint m_tag; +}; + +extern "C" { +static gint wxlistbox_idle_callback( gpointer gdata ) +{ + wxlistbox_idle_struct* data = (wxlistbox_idle_struct*) gdata; + gdk_threads_enter(); + + gtk_idle_remove( data->m_tag ); + + // check that the items haven't been deleted from the listbox since we had + // installed this callback + wxListBox *lbox = data->m_listbox; + if ( data->m_item < (int)lbox->GetCount() ) + { + lbox->SetFirstItem( data->m_item ); + } + + delete data; + + gdk_threads_leave(); + + return TRUE; +} +} + +//----------------------------------------------------------------------------- +// "focus_in_event" +//----------------------------------------------------------------------------- + +extern "C" { +static gint gtk_listitem_focus_in_callback( GtkWidget *WXUNUSED(widget), + GdkEvent *WXUNUSED(event), + wxWindow *win ) +{ + if (g_isIdle) + wxapp_install_idle_handler(); + + g_focusWindowLast = + g_focusWindow = win; + + // does the window itself think that it has the focus? + if ( !win->m_hasFocus ) + { + // not yet, notify it + win->m_hasFocus = true; + + wxChildFocusEvent eventChildFocus(win); + (void)win->HandleWindowEvent(eventChildFocus); + + wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId()); + eventFocus.SetEventObject(win); + + (void)win->HandleWindowEvent(eventFocus); + } + + return FALSE; +} +} + +//----------------------------------------------------------------------------- +// "focus_out_event" +//----------------------------------------------------------------------------- + +extern "C" { +static gint gtk_listitem_focus_out_callback( GtkWidget *WXUNUSED(widget), + GdkEventFocus *WXUNUSED(gdk_event), + wxWindowGTK *win ) +{ + if (g_isIdle) + wxapp_install_idle_handler(); + + g_focusWindow = (wxWindowGTK *)NULL; + + // don't send the window a kill focus event if it thinks that it doesn't + // have focus already + if ( win->m_hasFocus ) + { + win->m_hasFocus = false; + + wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() ); + event.SetEventObject( win ); + + // even if we did process the event in wx code, still let GTK itself + // process it too as otherwise bad things happen, especially in GTK2 + // where the text control simply aborts the program if it doesn't get + // the matching focus out event + (void)win->HandleWindowEvent( event ); + } + + return FALSE; +} +} + +//----------------------------------------------------------------------------- +// "button_release_event" +//----------------------------------------------------------------------------- + +/* we would normally emit a wxEVT_COMMAND_LISTBOX_DOUBLECLICKED event once + a GDK_2BUTTON_PRESS occurs, but this has the particular problem of the + listbox keeping the focus until it receives a GDK_BUTTON_RELEASE event. + this can lead to race conditions so that we emit the dclick event + after the GDK_BUTTON_RELEASE event after the GDK_2BUTTON_PRESS event */ + +extern "C" { +static gint +gtk_listbox_button_release_callback( GtkWidget * WXUNUSED(widget), + GdkEventButton * WXUNUSED(gdk_event), + wxListBox *listbox ) +{ + if (g_isIdle) wxapp_install_idle_handler(); + + if (g_blockEventsOnDrag) return FALSE; + if (g_blockEventsOnScroll) return FALSE; + + if (!listbox->m_hasVMT) return FALSE; + + if (!g_hasDoubleClicked) return FALSE; + + wxCommandEvent event( wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() ); + event.SetEventObject( listbox ); + + wxArrayInt aSelections; + int n, count = listbox->GetSelections(aSelections); + if ( count > 0 ) + { + n = aSelections[0]; + if ( listbox->HasClientObjectData() ) + event.SetClientObject( listbox->GetClientObject(n) ); + else if ( listbox->HasClientUntypedData() ) + event.SetClientData( listbox->GetClientData(n) ); + event.SetString( listbox->GetString(n) ); + } + else + { + n = -1; + } + + event.SetInt(n); + + listbox->HandleWindowEvent( event ); + + return FALSE; +} +} + +//----------------------------------------------------------------------------- +// "button_press_event" +//----------------------------------------------------------------------------- + +extern "C" { +static gint +gtk_listbox_button_press_callback( GtkWidget *widget, + GdkEventButton *gdk_event, + wxListBox *listbox ) +{ + if (g_isIdle) wxapp_install_idle_handler(); + + if (g_blockEventsOnDrag) return FALSE; + if (g_blockEventsOnScroll) return FALSE; + + if (!listbox->m_hasVMT) return FALSE; + + int sel = listbox->GtkGetIndex( widget ); + +#if wxUSE_CHECKLISTBOX + if ((listbox->m_hasCheckBoxes) && (gdk_event->x < 15) && (gdk_event->type != GDK_2BUTTON_PRESS)) + { + wxCheckListBox *clb = (wxCheckListBox *)listbox; + + clb->Check( sel, !clb->IsChecked(sel) ); + + wxCommandEvent event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, listbox->GetId() ); + event.SetEventObject( listbox ); + event.SetInt( sel ); + listbox->HandleWindowEvent( event ); + } +#endif // wxUSE_CHECKLISTBOX + + if ((gdk_event->state == 0) && + (((listbox->GetWindowStyleFlag() & wxLB_MULTIPLE) != 0) || + ((listbox->GetWindowStyleFlag() & wxLB_EXTENDED) != 0)) ) + { + listbox->m_blockEvent = true; + + int i; + for (i = 0; i < (int)listbox->GetCount(); i++) + if (i != sel) + gtk_list_unselect_item( GTK_LIST(listbox->m_list), i ); + + listbox->m_blockEvent = false; + + return false; + } + + /* emit wxEVT_COMMAND_LISTBOX_DOUBLECLICKED later */ + g_hasDoubleClicked = (gdk_event->type == GDK_2BUTTON_PRESS); + + return FALSE; +} +} + +//----------------------------------------------------------------------------- +// "key_press_event" +//----------------------------------------------------------------------------- + +extern "C" { +static gint +gtk_listbox_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxListBox *listbox ) +{ + if (g_isIdle) + wxapp_install_idle_handler(); + + if (g_blockEventsOnDrag) + return FALSE; + + bool ret = false; + + if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) + { + wxNavigationKeyEvent new_event; + /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */ + new_event.SetDirection( (gdk_event->keyval == GDK_Tab) ); + /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */ + new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) ); + new_event.SetCurrentFocus( listbox ); + ret = listbox->HandleWindowEvent( new_event ); + } + + if ((gdk_event->keyval == GDK_Return) && (!ret)) + { + // eat return in all modes + ret = true; + } + +#if wxUSE_CHECKLISTBOX + if ((gdk_event->keyval == ' ') && (listbox->m_hasCheckBoxes) && (!ret)) + { + int sel = listbox->GtkGetIndex( widget ); + + wxCheckListBox *clb = (wxCheckListBox *)listbox; + + clb->Check( sel, !clb->IsChecked(sel) ); + + wxCommandEvent new_event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, listbox->GetId() ); + new_event.SetEventObject( listbox ); + new_event.SetInt( sel ); + ret = listbox->HandleWindowEvent( new_event ); + } +#endif // wxUSE_CHECKLISTBOX + + // Check or uncheck item with SPACE + if ((gdk_event->keyval == ' ') && (!ret) && + (((listbox->GetWindowStyleFlag() & wxLB_MULTIPLE) != 0) || + ((listbox->GetWindowStyleFlag() & wxLB_EXTENDED) != 0)) ) + { + int sel = listbox->GtkGetIndex( widget ); + + if (sel != -1) + { + ret = true; + + if (listbox->IsSelected( sel )) + gtk_list_unselect_item( listbox->m_list, sel ); + else + gtk_list_select_item( listbox->m_list, sel ); + + wxCommandEvent new_event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() ); + new_event.SetEventObject( listbox ); + wxArrayInt aSelections; + int n, count = listbox->GetSelections(aSelections); + if ( count > 0 ) + { + n = aSelections[0]; + if ( listbox->HasClientObjectData() ) + new_event.SetClientObject( listbox->GetClientObject(n) ); + else if ( listbox->HasClientUntypedData() ) + new_event.SetClientData( listbox->GetClientData(n) ); + new_event.SetString( listbox->GetString(n) ); + } + else + { + n = -1; + } + new_event.SetInt(n); + listbox->HandleWindowEvent( new_event ); + } + } + + if (ret) + { + gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" ); + return TRUE; + } + + return FALSE; +} +} //----------------------------------------------------------------------------- // "select" and "deselect" //----------------------------------------------------------------------------- -static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox ) +static void gtk_listitem_select_cb( GtkWidget *widget, + wxListBox *listbox, + bool is_selection ) { - if (!listbox->HasVMT()) return; + if (g_isIdle) wxapp_install_idle_handler(); + + if (!listbox->m_hasVMT) return; if (g_blockEventsOnDrag) return; + if (listbox->m_blockEvent) return; + wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() ); + event.SetEventObject( listbox ); + + // indicate whether this is a selection or a deselection + event.SetExtraLong( is_selection ); + + if ((listbox->GetWindowStyleFlag() & wxLB_SINGLE) != 0) + { + int sel = listbox->GtkGetIndex( widget ); + + if (listbox->m_prevSelection != sel) + gtk_list_unselect_item( listbox->m_list, listbox->m_prevSelection ); + + listbox->m_prevSelection = sel; + } wxArrayInt aSelections; - int count = listbox->GetSelections(aSelections); + int n, count = listbox->GetSelections(aSelections); if ( count > 0 ) { - event.m_commandInt = aSelections[0] ; - event.m_clientData = listbox->GetClientData( event.m_commandInt ); - wxString str(listbox->GetString(event.m_commandInt)); - if (str != "") event.m_commandString = copystring((char *)(const char *)str); + n = aSelections[0]; + if ( listbox->HasClientObjectData() ) + event.SetClientObject( listbox->GetClientObject(n) ); + else if ( listbox->HasClientUntypedData() ) + event.SetClientData( listbox->GetClientData(n) ); + event.SetString( listbox->GetString(n) ); } else { - event.m_commandInt = -1 ; - event.m_commandString = copystring("") ; + n = -1; } - event.SetEventObject( listbox ); + event.SetInt(n); + +// No longer required with new code in wxLB_SINGLE +// listbox->GetEventHandler()->AddPendingEvent( event ); + listbox->HandleWindowEvent( event ); +} - listbox->GetEventHandler()->ProcessEvent( event ); - if (event.m_commandString) delete[] event.m_commandString ; +extern "C" { +static void gtk_listitem_select_callback( GtkWidget *widget, wxListBox *listbox ) +{ + gtk_listitem_select_cb( widget, listbox, TRUE ); +} +} + +extern "C" { +static void gtk_listitem_deselect_callback( GtkWidget *widget, wxListBox *listbox ) +{ + gtk_listitem_select_cb( widget, listbox, FALSE ); +} } //----------------------------------------------------------------------------- // wxListBox //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxListBox,wxControl) +extern "C" { +static gint +gtk_listbox_realized_callback( GtkWidget *WXUNUSED(widget), wxListBox *win ) +{ + if (g_isIdle) + wxapp_install_idle_handler(); + + GList *child = win->m_list->children; + for (child = win->m_list->children; child != NULL; child = child->next) + gtk_widget_show( GTK_WIDGET(child->data) ); + + return false; +} +} + +//----------------------------------------------------------------------------- +// wxListBox +//----------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems) + +// ---------------------------------------------------------------------------- +// construction +// ---------------------------------------------------------------------------- wxListBox::wxListBox() { m_list = (GtkList *) NULL; +#if wxUSE_CHECKLISTBOX + m_hasCheckBoxes = false; +#endif // wxUSE_CHECKLISTBOX } bool wxListBox::Create( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, - int n, const wxString choices[], - long style, const wxValidator& validator, const wxString &name ) + const wxArrayString& choices, + long style, const wxValidator& validator, + const wxString &name ) { - m_needParent = TRUE; + wxCArrayString chs(choices); - PreCreation( parent, id, pos, size, style, name ); + return Create( parent, id, pos, size, chs.GetCount(), chs.GetStrings(), + style, validator, name ); +} + +bool wxListBox::Create( wxWindow *parent, wxWindowID id, + const wxPoint &pos, const wxSize &size, + int n, const wxString choices[], + long style, const wxValidator& validator, + const wxString &name ) +{ + m_needParent = true; + m_acceptsFocus = true; + m_prevSelection = 0; // or -1 ?? + m_blockEvent = false; - SetValidator( validator ); + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, validator, name )) + { + wxFAIL_MSG( wxT("wxListBox creation failed") ); + return false; + } m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL ); - gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget), - GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); + if (style & wxLB_ALWAYS_SB) + { + gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget), + GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS ); + } + else + { + gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget), + GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); + } m_list = GTK_LIST( gtk_list_new() ); - GtkSelectionMode mode = GTK_SELECTION_BROWSE; + GtkSelectionMode mode; if (style & wxLB_MULTIPLE) + { mode = GTK_SELECTION_MULTIPLE; + } else if (style & wxLB_EXTENDED) + { mode = GTK_SELECTION_EXTENDED; + } + else + { + // if style was 0 set single mode + m_windowStyle |= wxLB_SINGLE; + mode = GTK_SELECTION_SINGLE; + } gtk_list_set_selection_mode( GTK_LIST(m_list), mode ); - gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) ); + gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW(m_widget), GTK_WIDGET(m_list) ); + + /* make list scroll when moving the focus down using cursor keys */ + gtk_container_set_focus_vadjustment( + GTK_CONTAINER(m_list), + gtk_scrolled_window_get_vadjustment( + GTK_SCROLLED_WINDOW(m_widget))); + gtk_widget_show( GTK_WIDGET(m_list) ); - wxSize newSize = size; - if (newSize.x == -1) newSize.x = 100; - if (newSize.y == -1) newSize.y = 110; - SetSize( newSize.x, newSize.y ); + gtk_signal_connect( GTK_OBJECT(m_list), "realize", + GTK_SIGNAL_FUNC(gtk_listbox_realized_callback), (gpointer) this ); - for (int i = 0; i < n; i++) + if ( style & wxLB_SORT ) + { + // this will change Append() behaviour + m_strings = new wxSortedArrayString; + } + else { - GtkWidget *list_item; - list_item = gtk_list_item_new_with_label( choices[i] ); + m_strings = (wxSortedArrayString *)NULL; + } - gtk_container_add( GTK_CONTAINER(m_list), list_item ); + Append(n, choices); - gtk_signal_connect( GTK_OBJECT(list_item), "select", - GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this ); + m_parent->DoAddChild( this ); - if (style & wxLB_MULTIPLE) - gtk_signal_connect( GTK_OBJECT(list_item), "deselect", - GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this ); + PostCreation(size); + SetInitialSize(size); // need this too because this is a wxControlWithItems - ConnectWidget( list_item ); - - m_clientDataList.Append( (wxObject*)NULL ); + return true; +} - gtk_widget_show( list_item ); - } +wxListBox::~wxListBox() +{ + m_hasVMT = false; - m_parent->AddChild( this ); + Clear(); - (m_parent->m_insertCallback)( m_parent, this ); - - PostCreation(); + delete m_strings; +} - gtk_widget_realize( GTK_WIDGET(m_list) ); +// ---------------------------------------------------------------------------- +// adding items +// ---------------------------------------------------------------------------- - SetBackgroundColour( parent->GetBackgroundColour() ); - SetForegroundColour( parent->GetForegroundColour() ); +int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items, + unsigned int pos, + void **clientData, + wxClientDataType type) +{ + wxCHECK_MSG( m_list != NULL, wxNOT_FOUND, wxT("invalid listbox") ); - Show( TRUE ); + const unsigned count = GetCount(); + wxCHECK_MSG( pos <= count, wxNOT_FOUND, + wxT("invalid index in wxListBox::InsertItems") ); - return TRUE; -} + // code elsewhere supposes we have as many items in m_clientList as items + // in the listbox + wxASSERT_MSG( m_clientList.GetCount() == count, + wxT("bug in client data management") ); -wxListBox::~wxListBox() -{ - wxNode *node = m_clientDataList.First(); - while (node) + InvalidateBestSize(); + + const unsigned numItems = items.GetCount(); + + for ( unsigned int n = 0; n < numItems; ++n, ++pos ) { - wxClientData *cd = (wxClientData*)node->Data(); - if (cd) delete cd; - node = node->Next(); + const wxString& item = items[n]; + + const unsigned idx = m_strings ? m_strings->Add(item) + : pos; + + GtkAddItem(item, idx == GetCount() ? (unsigned) -1 : idx); + + m_clientList.Insert(idx, NULL); + + AssignNewItemClientData(idx, clientData, n, type); } - m_clientDataList.Clear(); + + wxASSERT_MSG( m_clientList.GetCount() == GetCount(), + wxT("bug in client data management") ); + + return pos - 1; } -void wxListBox::AppendCommon( const wxString &item ) +void wxListBox::GtkAddItem( const wxString &item, int pos ) { - wxCHECK_RET( m_list != NULL, "invalid listbox" ); - - GtkWidget *list_item = gtk_list_item_new_with_label( item ); + wxCHECK_RET( m_list != NULL, wxT("invalid listbox") ); + + GtkWidget *list_item; + + wxString label(item); +#if wxUSE_CHECKLISTBOX + if (m_hasCheckBoxes) + { + label.Prepend(wxCHECKLBOX_STRING); + } +#endif // wxUSE_CHECKLISTBOX + + list_item = gtk_list_item_new_with_label( wxGTK_CONV( label ) ); - gtk_signal_connect( GTK_OBJECT(list_item), "select", + GList *gitem_list = g_list_alloc (); + gitem_list->data = list_item; + + if (pos == -1) + gtk_list_append_items( GTK_LIST (m_list), gitem_list ); + else + gtk_list_insert_items( GTK_LIST (m_list), gitem_list, pos ); + + gtk_signal_connect_after( GTK_OBJECT(list_item), "select", GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this ); - if (GetWindowStyleFlag() & wxLB_MULTIPLE) - gtk_signal_connect( GTK_OBJECT(list_item), "deselect", - GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this ); + if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED)) + gtk_signal_connect_after( GTK_OBJECT(list_item), "deselect", + GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this ); + + gtk_signal_connect( GTK_OBJECT(list_item), + "button_press_event", + (GtkSignalFunc)gtk_listbox_button_press_callback, + (gpointer) this ); + + gtk_signal_connect_after( GTK_OBJECT(list_item), + "button_release_event", + (GtkSignalFunc)gtk_listbox_button_release_callback, + (gpointer) this ); + + gtk_signal_connect( GTK_OBJECT(list_item), + "key_press_event", + (GtkSignalFunc)gtk_listbox_key_press_callback, + (gpointer)this ); - gtk_container_add( GTK_CONTAINER(m_list), list_item ); - if (m_widgetStyle) ApplyWidgetStyle(); - - gtk_widget_show( list_item ); + gtk_signal_connect( GTK_OBJECT(list_item), "focus_in_event", + GTK_SIGNAL_FUNC(gtk_listitem_focus_in_callback), (gpointer)this ); + + gtk_signal_connect( GTK_OBJECT(list_item), "focus_out_event", + GTK_SIGNAL_FUNC(gtk_listitem_focus_out_callback), (gpointer)this ); ConnectWidget( list_item ); - ConnectDnDWidget( list_item ); -} + if (GTK_WIDGET_REALIZED(m_widget)) + { + gtk_widget_show( list_item ); -void wxListBox::Append( const wxString &item ) -{ - m_clientDataList.Append( (wxObject*)NULL ); - - AppendCommon( item ); -} + gtk_widget_realize( list_item ); + gtk_widget_realize( GTK_BIN(list_item)->child ); -void wxListBox::Append( const wxString &item, void *clientData ) -{ - if (clientData) - m_clientDataList.Append( (wxObject*) new wxVoidClientData( clientData ) ); - else - m_clientDataList.Append( (wxObject*)NULL ); - - AppendCommon( item ); -} +#if wxUSE_TOOLTIPS + if (m_tooltip) m_tooltip->Apply( this ); +#endif + } -void wxListBox::Append( const wxString &item, wxClientData *clientData ) -{ - m_clientDataList.Append( (wxObject*) clientData ); - - AppendCommon( item ); + // Apply current widget style to the new list_item + GtkRcStyle *style = CreateWidgetStyle(); + if (style) + { + gtk_widget_modify_style( GTK_WIDGET( list_item ), style ); + GtkBin *bin = GTK_BIN( list_item ); + gtk_widget_modify_style( GTK_WIDGET( bin->child ), style ); + gtk_rc_style_unref( style ); + } } -void wxListBox::SetClientData( int n, void* clientData ) +// ---------------------------------------------------------------------------- +// deleting items +// ---------------------------------------------------------------------------- + +void wxListBox::DoClear() { - wxCHECK_RET( m_widget != NULL, "invalid combobox" ); - - wxNode *node = m_clientDataList.Nth( n ); - if (!node) return; - - wxClientData *cd = (wxClientData*) node->Data(); - if (cd) delete cd; - - if (clientData) - node->SetData( (wxObject*) new wxVoidClientData(clientData) ); - else - node->SetData( (wxObject*) NULL ); + wxCHECK_RET( m_list != NULL, wxT("invalid listbox") ); + + gtk_list_clear_items( m_list, 0, (int)GetCount() ); + + if ( GTK_LIST(m_list)->last_focus_child != NULL ) + { + // This should be NULL, I think. + GTK_LIST(m_list)->last_focus_child = NULL; + } + + m_clientList.Clear(); + + if ( m_strings ) + m_strings->Clear(); } -void* wxListBox::GetClientData( int n ) +void wxListBox::DoDeleteOneItem(unsigned int n) { - wxCHECK_MSG( m_widget != NULL, NULL, "invalid combobox" ); - - wxNode *node = m_clientDataList.Nth( n ); - if (!node) return NULL; - - wxVoidClientData *cd = (wxVoidClientData*) node->Data(); - if (cd) - return cd->GetData(); - else - return (void*) NULL; + wxCHECK_RET( m_list != NULL, wxT("invalid listbox") ); + + GList *child = g_list_nth( m_list->children, n ); + + wxCHECK_RET( child, wxT("wrong listbox index") ); + + GList *list = g_list_append( (GList*) NULL, child->data ); + gtk_list_remove_items( m_list, list ); + g_list_free( list ); + + wxList::compatibility_iterator node = m_clientList.Item( n ); + if ( node ) + { + m_clientList.Erase( node ); + } + + if ( m_strings ) + m_strings->RemoveAt(n); } -void wxListBox::SetClientObject( int n, wxClientData* clientData ) +// ---------------------------------------------------------------------------- +// client data +// ---------------------------------------------------------------------------- + +void wxListBox::DoSetItemClientData(unsigned int n, void* clientData) { - wxCHECK_RET( m_widget != NULL, "invalid combobox" ); - - wxNode *node = m_clientDataList.Nth( n ); - if (!node) return; - - wxClientData *cd = (wxClientData*) node->Data(); - if (cd) delete cd; - + wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") ); + + wxList::compatibility_iterator node = m_clientList.Item( n ); + wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientData") ); + node->SetData( (wxObject*) clientData ); } -wxClientData* wxListBox::GetClientObject( int n ) +void* wxListBox::DoGetItemClientData(unsigned int n) const { - wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, "invalid combobox" ); - - wxNode *node = m_clientDataList.Nth( n ); - if (!node) return (wxClientData*) NULL; - - return (wxClientData*) node->Data(); + wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid listbox control") ); + + wxList::compatibility_iterator node = m_clientList.Item( n ); + wxCHECK_MSG( node, NULL, wxT("invalid index in wxListBox::DoGetItemClientData") ); + + return node->GetData(); } -void wxListBox::Clear() +// ---------------------------------------------------------------------------- +// string list access +// ---------------------------------------------------------------------------- + +wxString wxListBox::GetRealLabel(GList *item) const { - wxCHECK_RET( m_list != NULL, "invalid listbox" ); + GtkBin *bin = GTK_BIN( item->data ); + GtkLabel *label = GTK_LABEL( bin->child ); - gtk_list_clear_items( m_list, 0, Number() ); + wxString str; - wxNode *node = m_clientDataList.First(); - while (node) - { - wxClientData *cd = (wxClientData*)node->Data(); - if (cd) delete cd; - node = node->Next(); - } - m_clientDataList.Clear(); + str = wxString( label->label ); + +#if wxUSE_CHECKLISTBOX + // checklistboxes have "[±] " prepended to their lables, remove it + // + // NB: 4 below is the length of wxCHECKLBOX_STRING from wx/gtk1/checklst.h + if ( m_hasCheckBoxes ) + str.erase(0, 4); +#endif // wxUSE_CHECKLISTBOX + + return str; } -void wxListBox::Delete( int n ) +void wxListBox::SetString(unsigned int n, const wxString &string) { - wxCHECK_RET( m_list != NULL, "invalid listbox" ); + wxCHECK_RET( m_list != NULL, wxT("invalid listbox") ); GList *child = g_list_nth( m_list->children, n ); - - if (!child) + if (child) { - wxFAIL_MSG("wrong listbox index"); - return; - } + GtkBin *bin = GTK_BIN( child->data ); + GtkLabel *label = GTK_LABEL( bin->child ); - GList *list = g_list_append( NULL, child->data ); - gtk_list_remove_items( m_list, list ); - g_list_free( list ); + wxString str; +#if wxUSE_CHECKLISTBOX + if (m_hasCheckBoxes) + str += wxCHECKLBOX_STRING; +#endif // wxUSE_CHECKLISTBOX + str += string; - wxNode *node = m_clientDataList.Nth( n ); - if (!node) - { - wxFAIL_MSG( "wrong index" ); + gtk_label_set( label, wxGTK_CONV( str ) ); } else { - wxClientData *cd = (wxClientData*)node->Data(); - if (cd) delete cd; - m_clientDataList.DeleteNode( node ); + wxFAIL_MSG(wxT("wrong listbox index")); } } -void wxListBox::Deselect( int n ) +wxString wxListBox::GetString(unsigned int n) const { - wxCHECK_RET( m_list != NULL, "invalid listbox" ); + wxCHECK_MSG( m_list != NULL, wxEmptyString, wxT("invalid listbox") ); + + GList *child = g_list_nth( m_list->children, n ); + if (child) + { + return GetRealLabel(child); + } + + wxFAIL_MSG(wxT("wrong listbox index")); - gtk_list_unselect_item( m_list, n ); + return wxEmptyString; } -int wxListBox::FindString( const wxString &item ) const +unsigned int wxListBox::GetCount() const { - wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" ); - + wxCHECK_MSG( m_list != NULL, 0, wxT("invalid listbox") ); + + GList *children = m_list->children; + return g_list_length(children); +} + +int wxListBox::FindString( const wxString &item, bool bCase ) const +{ + wxCHECK_MSG( m_list != NULL, wxNOT_FOUND, wxT("invalid listbox") ); + GList *child = m_list->children; int count = 0; while (child) { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - if (item == label->label) return count; + if ( item.IsSameAs( GetRealLabel(child), bCase ) ) + return count; + count++; child = child->next; } - // it's not an error if the string is not found -> no wxCHECK + // it's not an error if the string is not found -> no wxCHECK - return -1; + return wxNOT_FOUND; } +// ---------------------------------------------------------------------------- +// selection +// ---------------------------------------------------------------------------- + int wxListBox::GetSelection() const { - wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" ); - + wxCHECK_MSG( m_list != NULL, wxNOT_FOUND, wxT("invalid listbox") ); + GList *child = m_list->children; int count = 0; while (child) @@ -333,13 +868,13 @@ int wxListBox::GetSelection() const count++; child = child->next; } - return -1; + return wxNOT_FOUND; } int wxListBox::GetSelections( wxArrayInt& aSelections ) const { - wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" ); - + wxCHECK_MSG( m_list != NULL, wxNOT_FOUND, wxT("invalid listbox") ); + // get the number of selected items first GList *child = m_list->children; int count = 0; @@ -351,7 +886,7 @@ int wxListBox::GetSelections( wxArrayInt& aSelections ) const aSelections.Empty(); - if (count > 0) + if (count > 0) { // now fill the list aSelections.Alloc(count); // optimization attempt @@ -366,114 +901,78 @@ int wxListBox::GetSelections( wxArrayInt& aSelections ) const return count; } -wxString wxListBox::GetString( int n ) const -{ - wxCHECK_MSG( m_list != NULL, "", "invalid listbox" ); - - GList *child = g_list_nth( m_list->children, n ); - if (child) - { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - return label->label; - } - wxFAIL_MSG("wrong listbox index"); - return ""; -} - -wxString wxListBox::GetStringSelection() const +bool wxListBox::IsSelected( int n ) const { - wxCHECK_MSG( m_list != NULL, "", "invalid listbox" ); - - GList *selection = m_list->selection; - if (selection) - { - GtkBin *bin = GTK_BIN( selection->data ); - wxString tmp = GTK_LABEL( bin->child )->label; - return tmp; - } - wxFAIL_MSG("no listbox selection available"); - return ""; -} + wxCHECK_MSG( m_list != NULL, false, wxT("invalid listbox") ); -int wxListBox::Number() -{ - wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" ); - - GList *child = m_list->children; - int count = 0; - while (child) { count++; child = child->next; } - return count; -} - -bool wxListBox::Selected( int n ) -{ - wxCHECK_MSG( m_list != NULL, FALSE, "invalid listbox" ); - GList *target = g_list_nth( m_list->children, n ); - if (target) - { - GList *child = m_list->selection; - while (child) - { - if (child->data == target->data) return TRUE; - child = child->next; - } - } - wxFAIL_MSG("wrong listbox index"); - return FALSE; -} -void wxListBox::Set( int WXUNUSED(n), const wxString *WXUNUSED(choices) ) -{ - wxFAIL_MSG("wxListBox::Set not implemented"); -} + wxCHECK_MSG( target, false, wxT("invalid listbox index") ); -void wxListBox::SetFirstItem( int WXUNUSED(n) ) -{ - wxFAIL_MSG("wxListBox::SetFirstItem not implemented"); + return (GTK_WIDGET(target->data)->state == GTK_STATE_SELECTED) ; } -void wxListBox::SetFirstItem( const wxString &WXUNUSED(item) ) +void wxListBox::DoSetSelection( int n, bool select ) { - wxFAIL_MSG("wxListBox::SetFirstItem not implemented"); -} + wxCHECK_RET( m_list != NULL, wxT("invalid listbox") ); + + m_blockEvent = true; -void wxListBox::SetSelection( int n, bool select ) -{ - wxCHECK_RET( m_list != NULL, "invalid listbox" ); - if (select) + { + if ((m_windowStyle & wxLB_SINGLE) != 0) + gtk_list_unselect_item( m_list, m_prevSelection ); gtk_list_select_item( m_list, n ); + m_prevSelection = n; + } else gtk_list_unselect_item( m_list, n ); + + m_blockEvent = false; } -void wxListBox::SetString( int n, const wxString &string ) +void wxListBox::DoSetFirstItem( int n ) { - wxCHECK_RET( m_list != NULL, "invalid listbox" ); - - GList *child = g_list_nth( m_list->children, n ); - if (child) + wxCHECK_RET( m_list, wxT("invalid listbox") ); + + if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_list)) + return; + + // terribly efficient + const gchar *vadjustment_key = "gtk-vadjustment"; + guint vadjustment_key_id = g_quark_from_static_string (vadjustment_key); + + GtkAdjustment *adjustment = + (GtkAdjustment*) gtk_object_get_data_by_id (GTK_OBJECT (m_list), vadjustment_key_id); + wxCHECK_RET( adjustment, wxT("invalid listbox code") ); + + GList *target = g_list_nth( m_list->children, n ); + wxCHECK_RET( target, wxT("invalid listbox index") ); + + GtkWidget *item = GTK_WIDGET(target->data); + wxCHECK_RET( item, wxT("invalid listbox code") ); + + if (item->allocation.y == -1) { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - gtk_label_set( label, string ); + wxlistbox_idle_struct* data = new wxlistbox_idle_struct; + data->m_listbox = this; + data->m_item = n; + data->m_tag = gtk_idle_add_priority( 800, wxlistbox_idle_callback, (gpointer) data ); + + return; } - else - { - wxFAIL_MSG("wrong listbox index"); - } -} -void wxListBox::SetStringSelection( const wxString &string, bool select ) -{ - wxCHECK_RET( m_list != NULL, "invalid listbox" ); - - SetSelection( FindString(string), select ); + float y = item->allocation.y; + if (y > adjustment->upper - adjustment->page_size) + y = adjustment->upper - adjustment->page_size; + gtk_adjustment_set_value( adjustment, y ); } -int wxListBox::GetIndex( GtkWidget *item ) const +// ---------------------------------------------------------------------------- +// helpers +// ---------------------------------------------------------------------------- + +int wxListBox::GtkGetIndex( GtkWidget *item ) const { if (item) { @@ -489,61 +988,142 @@ int wxListBox::GetIndex( GtkWidget *item ) const return -1; } -void wxListBox::SetDropTarget( wxDropTarget *dropTarget ) +#if wxUSE_TOOLTIPS +void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip ) { - wxCHECK_RET( m_list != NULL, "invalid listbox" ); - GList *child = m_list->children; while (child) { - DisconnectDnDWidget( GTK_WIDGET( child->data ) ); - child = child->next; - } - - wxWindow::SetDropTarget( dropTarget ); - - child = m_list->children; - while (child) - { - ConnectDnDWidget( GTK_WIDGET( child->data ) ); + gtk_tooltips_set_tip( tips, GTK_WIDGET( child->data ), wxConvCurrent->cWX2MB(tip), (gchar*) NULL ); child = child->next; } } +#endif // wxUSE_TOOLTIPS GtkWidget *wxListBox::GetConnectWidget() { - return GTK_WIDGET(m_list); + // return GTK_WIDGET(m_list); + return m_widget; } bool wxListBox::IsOwnGtkWindow( GdkWindow *window ) { - if (wxWindow::IsOwnGtkWindow( window )) return TRUE; + return m_widget->window == window || + GTK_WIDGET(m_list)->window == window; +} + +void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style) +{ + if (m_hasBgCol && m_backgroundColour.Ok()) + { + GdkWindow *window = GTK_WIDGET(m_list)->window; + if ( window ) + { + m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); + gdk_window_set_background( window, m_backgroundColour.GetColor() ); + gdk_window_clear( window ); + } + } GList *child = m_list->children; while (child) { - GtkWidget *bin = GTK_WIDGET( child->data ); - if (bin->window == window) return TRUE; + gtk_widget_modify_style( GTK_WIDGET(child->data), style ); + + GtkBin *bin = GTK_BIN( child->data ); + GtkWidget *label = GTK_WIDGET( bin->child ); + gtk_widget_modify_style( label, style ); + child = child->next; } - - return FALSE; } -void wxListBox::ApplyWidgetStyle() +void wxListBox::OnInternalIdle() { - SetWidgetStyle(); - - GdkWindow *window = GTK_WIDGET(m_list)->window; - m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); - gdk_window_set_background( window, m_backgroundColour.GetColor() ); - gdk_window_clear( window ); - - GList *child = m_list->children; - while (child) + wxCursor cursor = m_cursor; + if (g_globalCursor.Ok()) cursor = g_globalCursor; + + if (GTK_WIDGET(m_list)->window && cursor.Ok()) { - gtk_widget_set_style( GTK_BIN(child->data)->child, m_widgetStyle ); - gtk_widget_set_style( GTK_WIDGET(child->data), m_widgetStyle ); - child = child->next; + /* 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( GTK_WIDGET(m_list)->window, cursor.GetCursor() ); + + GList *child = m_list->children; + while (child) + { + GtkBin *bin = GTK_BIN( child->data ); + GtkWidget *label = GTK_WIDGET( bin->child ); + + if (!label->window) + break; + else + gdk_window_set_cursor( label->window, cursor.GetCursor() ); + + child = child->next; + } } + + 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 wxListBox::DoGetBestSize() const +{ + int lbWidth = 100; // some defaults + int lbHeight = 110; + int wLine; + + // Find the widest line + for(unsigned int i = 0; i < GetCount(); i++) { + wxString str(GetString(i)); + GetTextExtent(str, &wLine, NULL); + lbWidth = wxMax(lbWidth, wLine); + } + + // Add room for the scrollbar + lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); + + // And just a bit more + int cx, cy; + GetTextExtent( wxT("X"), &cx, &cy); + lbWidth += 3 * cx; + + // don't make the listbox too tall (limit height to around 10 items) but don't + // make it too small neither + lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10); + + wxSize best(lbWidth, lbHeight); + CacheBestSize(best); + return best; +} + +void wxListBox::FixUpMouseEvent(GtkWidget *widget, wxCoord& x, wxCoord& y) +{ + // the mouse event coords are relative to the listbox items, we need to + // translate them to the normal client coords + x += widget->allocation.x; + y += widget->allocation.y; +} + + +// static +wxVisualAttributes +wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + return GetDefaultAttributesFromGTKWidget(gtk_list_new, true); +} + +#endif // wxUSE_LISTBOX