// Name: listbox.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "listbox.h"
#endif
-#include "wx/dynarray.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/defs.h"
+
+#if wxUSE_LISTBOX
+
#include "wx/listbox.h"
+#include "wx/dynarray.h"
+#include "wx/arrstr.h"
#include "wx/utils.h"
-#include <wx/intl.h>
+#include "wx/intl.h"
+#include "wx/checklst.h"
+#include "wx/settings.h"
+#include "wx/gtk/private.h"
+
+#if wxUSE_TOOLTIPS
+#include "wx/tooltip.h"
+#endif
+
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
+
+//-----------------------------------------------------------------------------
+// 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;
+
+static bool g_hasDoubleClicked = FALSE;
//-----------------------------------------------------------------------------
-// wxListBox
+// idle callback for SetFirstItem
//-----------------------------------------------------------------------------
-static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox )
+struct wxlistbox_idle_struct
+{
+ wxListBox *m_listbox;
+ int m_item;
+ gint m_tag;
+};
+
+extern "C" 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 < lbox->GetCount() )
+ {
+ lbox->SetFirstItem( data->m_item );
+ }
+
+ delete data;
+
+ gdk_threads_leave();
+
+ return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// "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 */
+
+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.m_commandInt = n;
+
+ listbox->GetEventHandler()->ProcessEvent( event );
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "button_press_event"
+//-----------------------------------------------------------------------------
+
+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->GetEventHandler()->ProcessEvent( event );
+ }
+#endif // wxUSE_CHECKLISTBOX
+
+ /* emit wxEVT_COMMAND_LISTBOX_DOUBLECLICKED later */
+ g_hasDoubleClicked = (gdk_event->type == GDK_2BUTTON_PRESS);
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "key_press_event"
+//-----------------------------------------------------------------------------
+
+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->GetEventHandler()->ProcessEvent( 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->GetEventHandler()->ProcessEvent( new_event );
+ }
+#endif // wxUSE_CHECKLISTBOX
+
+ 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_cb( GtkWidget *widget, wxListBox *listbox, bool is_selection );
+
+static void gtk_listitem_select_callback( GtkWidget *widget, wxListBox *listbox )
+{
+ gtk_listitem_select_cb( widget, listbox, TRUE );
+}
+
+static void gtk_listitem_deselect_callback( GtkWidget *widget, wxListBox *listbox )
+{
+ gtk_listitem_select_cb( widget, listbox, FALSE );
+}
+
+static void gtk_listitem_select_cb( GtkWidget *widget,
+ wxListBox *listbox,
+ bool is_selection )
{
- if (!listbox->HasVMT()) return;
- if (g_blockEventsOnDrag) return;
-
- wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
-
+ 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.m_commandInt = n;
- listbox->GetEventHandler()->ProcessEvent( event );
- if (event.m_commandString) delete[] event.m_commandString ;
+// No longer required with new code in wxLB_SINGLE
+// listbox->GetEventHandler()->AddPendingEvent( event );
+ listbox->GetEventHandler()->ProcessEvent( event );
}
+//-----------------------------------------------------------------------------
+// wxListBox
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxListBox,wxControl)
-wxListBox::wxListBox(void)
-{
- m_list = NULL;
-}
-
-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;
-
- PreCreation( parent, id, pos, size, style, name );
-
- SetValidator( validator );
-
- m_widget = gtk_scrolled_window_new( NULL, NULL );
- gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
- GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
-
- m_list = GTK_LIST( gtk_list_new() );
-
- // @@ what's the difference between BROWSE and SINGLE?
- GtkSelectionMode mode = GTK_SELECTION_BROWSE;
- if ( style & wxLB_MULTIPLE )
- mode = GTK_SELECTION_MULTIPLE;
- else if ( style & wxLB_EXTENDED )
- mode = GTK_SELECTION_EXTENDED;
-
- gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
-
- gtk_container_add (GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) );
- gtk_widget_show( GTK_WIDGET(m_list) );
-
- for (int i = 0; i < n; i++)
- {
+// ----------------------------------------------------------------------------
+// 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,
+ const wxArrayString& choices,
+ long style, const wxValidator& validator,
+ const wxString &name )
+{
+ wxCArrayString chs(choices);
+
+ 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;
+
+ 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 );
+ 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;
+ 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_MULTIPLE;
+ }
+
+ gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
+
+ 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) );
+
+ if ( style & wxLB_SORT )
+ {
+ // this will change DoAppend() behaviour
+ m_strings = new wxSortedArrayString;
+ }
+ else
+ {
+ m_strings = (wxSortedArrayString *)NULL;
+ }
+
+ for (int i = 0; i < n; i++)
+ {
+ // add one by one
+ DoAppend(choices[i]);
+ }
+
+ m_parent->DoAddChild( this );
+
+ PostCreation(size);
+ SetBestSize(size); // need this too because this is a wxControlWithItems
+
+ return TRUE;
+}
+
+wxListBox::~wxListBox()
+{
+ m_hasVMT = FALSE;
+
+ Clear();
+
+ if (m_strings)
+ delete m_strings;
+}
+
+// ----------------------------------------------------------------------------
+// adding items
+// ----------------------------------------------------------------------------
+
+void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
+{
+ wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
+
+ // VZ: notice that InsertItems knows nothing about sorting, so calling it
+ // from outside (and not from our own Append) is likely to break
+ // everything
+
+ // code elsewhere supposes we have as many items in m_clientList as items
+ // in the listbox
+ wxASSERT_MSG( m_clientList.GetCount() == (size_t)GetCount(),
+ wxT("bug in client data management") );
+
+ GList *children = m_list->children;
+ int length = g_list_length(children);
+
+ wxCHECK_RET( pos <= length, wxT("invalid index in wxListBox::InsertItems") );
+
+ size_t nItems = items.GetCount();
+ int index;
+
+ if (m_strings)
+ {
+ for (size_t n = 0; n < nItems; n++)
+ {
+ index = m_strings->Add( items[n] );
+
+ if (index != GetCount())
+ {
+ GtkAddItem( items[n], index );
+ wxList::compatibility_iterator node = m_clientList.Item( index );
+ m_clientList.Insert( node, (wxObject*) NULL );
+ }
+ else
+ {
+ GtkAddItem( items[n] );
+ m_clientList.Append( (wxObject*) NULL );
+ }
+ }
+ }
+ else
+ {
+ if (pos == length)
+ {
+ for ( size_t n = 0; n < nItems; n++ )
+ {
+ GtkAddItem( items[n] );
+
+ m_clientList.Append((wxObject *)NULL);
+ }
+ }
+ else
+ {
+ wxList::compatibility_iterator node = m_clientList.Item( pos );
+ for ( size_t n = 0; n < nItems; n++ )
+ {
+ GtkAddItem( items[n], pos+n );
+
+ m_clientList.Insert( node, (wxObject *)NULL );
+ }
+ }
+ }
+
+ wxASSERT_MSG( m_clientList.GetCount() == (size_t)GetCount(),
+ wxT("bug in client data management") );
+}
+
+int wxListBox::DoAppend( const wxString& item )
+{
+ if (m_strings)
+ {
+ // need to determine the index
+ int index = m_strings->Add( item );
+
+ // only if not at the end anyway
+ if (index != GetCount())
+ {
+ GtkAddItem( item, index );
+
+ wxList::compatibility_iterator node = m_clientList.Item( index );
+ m_clientList.Insert( node, (wxObject *)NULL );
+
+ return index;
+ }
+ }
+
+ GtkAddItem(item);
+
+ m_clientList.Append((wxObject *)NULL);
+
+ return GetCount() - 1;
+}
+
+void wxListBox::GtkAddItem( const wxString &item, int pos )
+{
+ wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
+
GtkWidget *list_item;
- list_item = gtk_list_item_new_with_label( choices[i] );
-
- gtk_container_add( GTK_CONTAINER(m_list), list_item );
-
- gtk_signal_connect( GTK_OBJECT(list_item), "select",
+
+ 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 ) );
+
+ 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( GTK_OBJECT(list_item), "select",
GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-
- if ( style & wxLB_MULTIPLE )
- gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
- GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-
- m_clientData.Append( (wxObject*)NULL );
-
+
+ if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
+ gtk_signal_connect( 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 );
+
+ ConnectWidget( list_item );
+
gtk_widget_show( list_item );
- }
-
- PostCreation();
-
- gtk_widget_realize( GTK_WIDGET(m_list) );
-
- Show( TRUE );
-
- return TRUE;
+
+ if (GTK_WIDGET_REALIZED(m_widget))
+ {
+ gtk_widget_realize( list_item );
+ gtk_widget_realize( GTK_BIN(list_item)->child );
+
+ // Apply current widget style to the new list_item
+ if (m_widgetStyle)
+ {
+ gtk_widget_set_style( GTK_WIDGET( list_item ), m_widgetStyle );
+ GtkBin *bin = GTK_BIN( list_item );
+ GtkWidget *label = GTK_WIDGET( bin->child );
+ gtk_widget_set_style( label, m_widgetStyle );
+ }
+
+#if wxUSE_TOOLTIPS
+ if (m_tooltip) m_tooltip->Apply( this );
+#endif
+ }
}
-void wxListBox::Append( const wxString &item )
+void wxListBox::DoSetItems( const wxArrayString& items,
+ void **clientData)
{
- Append( item, (char*)NULL );
+ Clear();
+
+ DoInsertItems(items, 0);
+
+ if ( clientData )
+ {
+ size_t count = items.GetCount();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ SetClientData(n, clientData[n]);
+ }
+ }
}
-void wxListBox::Append( const wxString &item, char *clientData )
+// ----------------------------------------------------------------------------
+// deleting items
+// ----------------------------------------------------------------------------
+
+void wxListBox::Clear()
{
- GtkWidget *list_item;
- list_item = gtk_list_item_new_with_label( item );
-
- gtk_signal_connect( 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 );
-
- gtk_container_add( GTK_CONTAINER(m_list), list_item );
-
- m_clientData.Append( (wxObject*)clientData );
-
- gtk_widget_show( list_item );
+ wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
+
+ gtk_list_clear_items( m_list, 0, GetCount() );
+
+ if ( GTK_LIST(m_list)->last_focus_child != NULL )
+ {
+ // This should be NULL, I think.
+ GTK_LIST(m_list)->last_focus_child = NULL;
+ }
+
+ if ( HasClientObjectData() )
+ {
+ // destroy the data (due to Robert's idea of using wxList<wxObject>
+ // and not wxList<wxClientData> we can't just say
+ // m_clientList.DeleteContents(TRUE) - this would crash!
+ wxList::compatibility_iterator node = m_clientList.GetFirst();
+ while ( node )
+ {
+ delete (wxClientData *)node->GetData();
+ node = node->GetNext();
+ }
+ }
+ m_clientList.Clear();
+
+ if ( m_strings )
+ m_strings->Clear();
}
-void wxListBox::Clear(void)
+void wxListBox::Delete( int n )
{
- gtk_list_clear_items( m_list, 0, Number() );
-
- m_clientData.Clear();
+ 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 )
+ {
+ if ( m_clientDataItemsType == wxClientData_Object )
+ {
+ wxClientData *cd = (wxClientData*)node->GetData();
+ delete cd;
+ }
+
+ m_clientList.Erase( node );
+ }
+
+ if ( m_strings )
+ m_strings->RemoveAt(n);
}
-void wxListBox::Delete( int n )
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
+
+void wxListBox::DoSetItemClientData( int n, void* clientData )
{
- gtk_list_clear_items( m_list, n, n );
-
- wxNode *node = m_clientData.Nth( n );
- if (!node)
- {
- wxFAIL_MSG("wxListBox::Delete wrong index");
- }
- else
- m_clientData.DeleteNode( node );
+ 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 );
}
-void wxListBox::Deselect( int n )
+void* wxListBox::DoGetItemClientData( int n ) const
{
- gtk_list_unselect_item( m_list, n );
+ 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();
}
-int wxListBox::FindString( const wxString &item ) const
+void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
{
- 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;
- count++;
- child = child->next;
- }
- return -1;
+ 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::DoSetItemClientObject") );
+
+ // wxItemContainer already deletes data for us
+
+ node->SetData( (wxObject*) clientData );
}
-char *wxListBox::GetClientData( int n ) const
+wxClientData* wxListBox::DoGetItemClientObject( int n ) const
{
- wxNode *node = m_clientData.Nth( n );
- if (node) return ((char*)node->Data());
- return NULL;
+ wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid listbox control") );
+
+ wxList::compatibility_iterator node = m_clientList.Item( n );
+ wxCHECK_MSG( node, (wxClientData *)NULL,
+ wxT("invalid index in wxListBox::DoGetItemClientObject") );
+
+ return (wxClientData*) node->GetData();
}
-int wxListBox::GetSelection(void) const
+// ----------------------------------------------------------------------------
+// string list access
+// ----------------------------------------------------------------------------
+
+wxString wxListBox::GetRealLabel(GList *item) const
{
- GList *selection = m_list->selection;
- if (selection)
- {
- GList *child = m_list->children;
- int count = 0;
- while (child)
- {
- if (child->data == selection->data) return count;
- count++;
- child = child->next;
- }
- }
- return -1;
+ GtkBin *bin = GTK_BIN( item->data );
+ GtkLabel *label = GTK_LABEL( bin->child );
+
+ wxString str;
+
+#ifdef __WXGTK20__
+ str = wxGTK_CONV_BACK( gtk_label_get_text( label ) );
+#else
+ str = wxString( label->label );
+#endif
+
+#if wxUSE_CHECKLISTBOX
+ // checklistboxes have "[±] " prepended to their lables, remove it
+ //
+ // NB: 4 below is the length of wxCHECKLBOX_STRING from wx/gtk/checklst.h
+ if ( m_hasCheckBoxes )
+ str.erase(0, 4);
+#endif // wxUSE_CHECKLISTBOX
+
+ return str;
}
-int wxListBox::GetSelections(wxArrayInt& aSelections) const
+void wxListBox::SetString( int n, const wxString &string )
{
- // get the number of selected items first
- GList *child = m_list->children;
- int count = 0;
- for ( child = m_list->children; child != NULL; child = child->next ) {
- if ( GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED )
- count++;
- }
+ wxCHECK_RET( m_list != NULL, wxT("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 );
+
+ wxString str;
+#if wxUSE_CHECKLISTBOX
+ if (m_hasCheckBoxes)
+ str += wxCHECKLBOX_STRING;
+#endif // wxUSE_CHECKLISTBOX
+ str += string;
- aSelections.Empty();
-
- if ( count > 0 ) {
- // now fill the list
- aSelections.Alloc(count); // optimization attempt
- int i = 0;
- for ( child = m_list->children; child != NULL; child = child->next, i++ ) {
- if ( GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED )
- aSelections.Add(i);
+ gtk_label_set( label, wxGTK_CONV( str ) );
+ }
+ else
+ {
+ wxFAIL_MSG(wxT("wrong listbox index"));
}
- }
-
- return count;
}
wxString wxListBox::GetString( int n ) const
{
- 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;
- }
- return "";
+ wxCHECK_MSG( m_list != NULL, wxT(""), wxT("invalid listbox") );
+
+ GList *child = g_list_nth( m_list->children, n );
+ if (child)
+ {
+ return GetRealLabel(child);
+ }
+
+ wxFAIL_MSG(wxT("wrong listbox index"));
+
+ return wxT("");
}
-wxString wxListBox::GetStringSelection(void) const
+int wxListBox::GetCount() const
{
- GList *selection = m_list->selection;
- if (selection)
- {
- GtkBin *bin = GTK_BIN( selection->data );
- wxString tmp = GTK_LABEL( bin->child )->label;
- return tmp;
- }
- return "";
+ wxCHECK_MSG( m_list != NULL, -1, wxT("invalid listbox") );
+
+ GList *children = m_list->children;
+ return g_list_length(children);
}
-int wxListBox::Number(void)
+int wxListBox::FindString( const wxString &item ) const
{
- GList *child = m_list->children;
- int count = 0;
- while (child) { count++; child = child->next; }
- return count;
+ wxCHECK_MSG( m_list != NULL, -1, wxT("invalid listbox") );
+
+ GList *child = m_list->children;
+ int count = 0;
+ while (child)
+ {
+ if ( GetRealLabel(child) == item )
+ return count;
+
+ count++;
+ child = child->next;
+ }
+
+ // it's not an error if the string is not found -> no wxCHECK
+
+ return wxNOT_FOUND;
}
-bool wxListBox::Selected( int n )
+// ----------------------------------------------------------------------------
+// selection
+// ----------------------------------------------------------------------------
+
+int wxListBox::GetSelection() const
{
- GList *target = g_list_nth( m_list->children, n );
- if (target)
- {
- GList *child = m_list->selection;
+ wxCHECK_MSG( m_list != NULL, -1, wxT("invalid listbox") );
+
+ GList *child = m_list->children;
+ int count = 0;
while (child)
{
- if (child->data == target->data) return TRUE;
- child = child->next;
+ if (GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED) return count;
+ count++;
+ child = child->next;
}
- }
- return FALSE;
+ return -1;
}
-void wxListBox::Set( int WXUNUSED(n), const wxString *WXUNUSED(choices) )
+int wxListBox::GetSelections( wxArrayInt& aSelections ) const
{
+ wxCHECK_MSG( m_list != NULL, -1, wxT("invalid listbox") );
+
+ // get the number of selected items first
+ GList *child = m_list->children;
+ int count = 0;
+ for (child = m_list->children; child != NULL; child = child->next)
+ {
+ if (GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED)
+ count++;
+ }
+
+ aSelections.Empty();
+
+ if (count > 0)
+ {
+ // now fill the list
+ aSelections.Alloc(count); // optimization attempt
+ int i = 0;
+ for (child = m_list->children; child != NULL; child = child->next, i++)
+ {
+ if (GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED)
+ aSelections.Add(i);
+ }
+ }
+
+ return count;
}
-void wxListBox::SetClientData( int n, char *clientData )
+bool wxListBox::IsSelected( int n ) const
{
- wxNode *node = m_clientData.Nth( n );
- if (node) node->SetData( (wxObject*)clientData );
+ wxCHECK_MSG( m_list != NULL, FALSE, wxT("invalid listbox") );
+
+ GList *target = g_list_nth( m_list->children, n );
+
+ wxCHECK_MSG( target, FALSE, wxT("invalid listbox index") );
+
+ return (GTK_WIDGET(target->data)->state == GTK_STATE_SELECTED) ;
}
-void wxListBox::SetFirstItem( int WXUNUSED(n) )
+void wxListBox::SetSelection( int n, bool select )
{
+ wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
+
+ m_blockEvent = TRUE;
+
+ 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::SetFirstItem( const wxString &WXUNUSED(item) )
+void wxListBox::DoSetFirstItem( int n )
{
+ 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)
+ {
+ 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;
+ }
+
+ float y = item->allocation.y;
+ if (y > adjustment->upper - adjustment->page_size)
+ y = adjustment->upper - adjustment->page_size;
+ gtk_adjustment_set_value( adjustment, y );
}
-void wxListBox::SetSelection( int n, bool select )
+// ----------------------------------------------------------------------------
+// helpers
+// ----------------------------------------------------------------------------
+
+int wxListBox::GtkGetIndex( GtkWidget *item ) const
{
- if (select)
- gtk_list_select_item( m_list, n );
- else
- gtk_list_unselect_item( m_list, n );
+ if (item)
+ {
+ GList *child = m_list->children;
+ int count = 0;
+ while (child)
+ {
+ if (GTK_WIDGET(child->data) == item) return count;
+ count++;
+ child = child->next;
+ }
+ }
+ return -1;
}
-void wxListBox::SetString( int n, const wxString &string )
+#if wxUSE_TOOLTIPS
+void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
{
- GList *child = g_list_nth( m_list->children, n );
- if (child)
- {
- GtkBin *bin = GTK_BIN( child->data );
- GtkLabel *label = GTK_LABEL( bin->child );
- gtk_label_set( label, string );
- }
+ GList *child = m_list->children;
+ while (child)
+ {
+ gtk_tooltips_set_tip( tips, GTK_WIDGET( child->data ), wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
+ child = child->next;
+ }
}
+#endif // wxUSE_TOOLTIPS
-void wxListBox::SetStringSelection( const wxString &string, bool select )
+GtkWidget *wxListBox::GetConnectWidget()
{
- SetSelection( FindString(string), select );
+ return GTK_WIDGET(m_list);
}
-int wxListBox::GetIndex( GtkWidget *item ) const
+bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
{
- if (item)
- {
+ if (m_widget->window == window) return TRUE;
+
+ if (GTK_WIDGET(m_list)->window == window) return TRUE;
+
GList *child = m_list->children;
- int count = 0;
while (child)
{
- if (GTK_WIDGET(child->data) == item) return count;
- count++;
- child = child->next;
+ GtkWidget *bin = GTK_WIDGET( child->data );
+ if (bin->window == window) return TRUE;
+ child = child->next;
+ }
+
+ return FALSE;
+}
+
+void wxListBox::ApplyWidgetStyle()
+{
+ SetWidgetStyle();
+
+ if (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)
+ {
+ gtk_widget_set_style( GTK_WIDGET(child->data), m_widgetStyle );
+
+ GtkBin *bin = GTK_BIN( child->data );
+ GtkWidget *label = GTK_WIDGET( bin->child );
+ gtk_widget_set_style( label, m_widgetStyle );
+
+ child = child->next;
+ }
+}
+
+void wxListBox::OnInternalIdle()
+{
+ wxCursor cursor = m_cursor;
+ if (g_globalCursor.Ok()) cursor = g_globalCursor;
+
+ if (GTK_WIDGET(m_list)->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( 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;
+ }
}
- }
- return -1;
+
+ if (wxUpdateUIEvent::CanUpdate(this))
+ UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
}
-GtkWidget *wxListBox::GetConnectWidget(void)
+wxSize wxListBox::DoGetBestSize() const
{
- return GTK_WIDGET(m_list);
+ int lbWidth = 100; // some defaults
+ int lbHeight = 110;
+ int wLine;
+
+ // Find the widest line
+ for(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);
+
+ return wxSize(lbWidth, lbHeight);
}
+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
projects / wxWidgets.git / blobdiff