/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "listbox.h"
#endif
-#include "wx/listbox.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/checklst.h"
#include "wx/settings.h"
+#include "wx/gtk/private.h"
#if wxUSE_TOOLTIPS
#include "wx/tooltip.h"
#endif
-# include <gdk/gdk.h>
+#include <gdk/gdk.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
extern void wxapp_install_idle_handler();
extern bool g_isIdle;
-//-------------------------------------------------------------------------
-// conditional compilation
-//-------------------------------------------------------------------------
-
-#if (GTK_MINOR_VERSION > 0)
- #define NEW_GTK_SCROLL_CODE
-#endif
-
//-----------------------------------------------------------------------------
-// private functions
+// data
//-----------------------------------------------------------------------------
-#if wxUSE_CHECKLISTBOX
+extern bool g_blockEventsOnDrag;
+extern bool g_blockEventsOnScroll;
+extern wxCursor g_globalCursor;
+extern wxWindowGTK *g_delayedFocus;
+
+static bool g_hasDoubleClicked = FALSE;
-#define CHECKBOX_STRING "[-] "
+//-----------------------------------------------------------------------------
+// idle callback for SetFirstItem
+//-----------------------------------------------------------------------------
-// checklistboxes have "[±] " prepended to their lables, this macro removes it
-// (NB: 4 below is the length of CHECKBOX_STRING above)
-//
-// the argument to it is a "const char *" pointer
-#define GET_REAL_LABEL(label) ((m_hasCheckBoxes)?(label)+4 : (label))
+struct wxlistbox_idle_struct
+{
+ wxListBox *m_listbox;
+ int m_item;
+ gint m_tag;
+};
-#else // !wxUSE_CHECKLISTBOX
+extern "C" gint wxlistbox_idle_callback( gpointer gdata )
+{
+ wxlistbox_idle_struct* data = (wxlistbox_idle_struct*) gdata;
+ gdk_threads_enter();
-#define GET_REAL_LABEL(label) (label)
+ gtk_idle_remove( data->m_tag );
-#endif // wxUSE_CHECKLISTBOX
+ // 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 );
+ }
-//-----------------------------------------------------------------------------
-// data
-//-----------------------------------------------------------------------------
+ delete data;
-extern bool g_blockEventsOnDrag;
-extern bool g_blockEventsOnScroll;
-extern wxCursor g_globalCursor;
+ gdk_threads_leave();
-static bool g_hasDoubleClicked = FALSE;
+ return TRUE;
+}
//-----------------------------------------------------------------------------
// "button_release_event"
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))
{
// "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 );
+
+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_callback( widget, listbox );
+ gtk_listitem_select_cb( widget, listbox, FALSE );
}
-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 (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 n, count = listbox->GetSelections(aSelections);
if ( count > 0 )
event.m_commandInt = n;
- listbox->GetEventHandler()->AddPendingEvent( event );
-// listbox->GetEventHandler()->ProcessEvent( event );
+// No longer required with new code in wxLB_SINGLE
+// listbox->GetEventHandler()->AddPendingEvent( event );
+ listbox->GetEventHandler()->ProcessEvent( event );
}
//-----------------------------------------------------------------------------
{
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 ))
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_MULTIPLE;
+ }
gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
-#ifdef NEW_GTK_SCROLL_CODE
gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW(m_widget), GTK_WIDGET(m_list) );
-#else
- gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) );
-#endif
/* make list scroll when moving the focus down using cursor keys */
gtk_container_set_focus_vadjustment(
gtk_widget_show( GTK_WIDGET(m_list) );
- SetSizeOrDefault( size );
-
if ( style & wxLB_SORT )
{
// this will change DoAppend() behaviour
DoAppend(choices[i]);
}
+ // call it after appending the strings to the listbox, otherwise it doesn't
+ // work correctly
+ SetBestSize( size );
+
m_parent->DoAddChild( this );
PostCreation();
-
- SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_LISTBOX ) );
- SetForegroundColour( parent->GetForegroundColour() );
- SetFont( parent->GetFont() );
+ InheritAttributes();
Show( 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") );
wxCHECK_RET( pos <= length, wxT("invalid index in wxListBox::InsertItems") );
size_t nItems = items.GetCount();
+ int index;
- if (pos == length)
+ if (m_strings)
{
- for ( size_t n = 0; n < nItems; n++ )
+ for (size_t n = 0; n < nItems; n++)
{
- GtkAddItem( items[n] );
-
- m_clientList.Append((wxObject *)NULL);
+ 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
{
- wxNode *node = m_clientList.Nth( pos );
- for ( size_t n = 0; n < nItems; n++ )
+ if (pos == length)
+ {
+ for ( size_t n = 0; n < nItems; n++ )
+ {
+ GtkAddItem( items[n] );
+
+ m_clientList.Append((wxObject *)NULL);
+ }
+ }
+ else
{
- GtkAddItem( items[n], pos+n );
+ 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 );
+ m_clientList.Insert( node, (wxObject *)NULL );
+ }
}
}
{
GtkAddItem( item, index );
- wxNode *node = m_clientList.Nth( index );
+ wxList::compatibility_iterator node = m_clientList.Item( index );
m_clientList.Insert( node, (wxObject *)NULL );
return index;
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
{
- label.Prepend(CHECKBOX_STRING);
+ label.Prepend(wxCHECKLBOX_STRING);
}
#endif // wxUSE_CHECKLISTBOX
- list_item = gtk_list_item_new_with_label( label.mbc_str() );
+ list_item = gtk_list_item_new_with_label( wxGTK_CONV( label ) );
GList *gitem_list = g_list_alloc ();
gitem_list->data = list_item;
gtk_signal_connect( GTK_OBJECT(list_item), "select",
GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
- if (HasFlag(wxLB_MULTIPLE))
+ if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
}
// ----------------------------------------------------------------------------
-// client data
+// deleting items
// ----------------------------------------------------------------------------
-void wxListBox::DoSetItemClientData( int n, void* clientData )
-{
- wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
-
- wxNode *node = m_clientList.Nth( n );
- wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientData") );
-
- node->SetData( (wxObject*) clientData );
-}
-
-void* wxListBox::DoGetItemClientData( int n ) const
-{
- wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid listbox control") );
-
- wxNode *node = m_clientList.Nth( n );
- wxCHECK_MSG( node, NULL, wxT("invalid index in wxListBox::DoGetItemClientData") );
-
- return node->Data();
-}
-
-void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
-{
- wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
-
- wxNode *node = m_clientList.Nth( n );
- wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientObject") );
-
- wxClientData *cd = (wxClientData*) node->Data();
- delete cd;
-
- node->SetData( (wxObject*) clientData );
-}
-
-wxClientData* wxListBox::DoGetItemClientObject( int n ) const
-{
- wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid listbox control") );
-
- wxNode *node = m_clientList.Nth( n );
- wxCHECK_MSG( node, (wxClientData *)NULL,
- wxT("invalid index in wxListBox::DoGetItemClientObject") );
-
- return (wxClientData*) node->Data();
-}
-
void wxListBox::Clear()
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
- gtk_list_clear_items( m_list, 0, Number() );
+ 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!
- wxNode *node = m_clientList.First();
+ wxList::compatibility_iterator node = m_clientList.GetFirst();
while ( node )
{
- delete (wxClientData *)node->Data();
- node = node->Next();
+ delete (wxClientData *)node->GetData();
+ node = node->GetNext();
}
}
m_clientList.Clear();
gtk_list_remove_items( m_list, list );
g_list_free( list );
- wxNode *node = m_clientList.Nth( n );
+ wxList::compatibility_iterator node = m_clientList.Item( n );
if ( node )
{
- if ( m_clientDataItemsType == ClientData_Object )
+ if ( m_clientDataItemsType == wxClientData_Object )
{
- wxClientData *cd = (wxClientData*)node->Data();
+ wxClientData *cd = (wxClientData*)node->GetData();
delete cd;
}
- m_clientList.DeleteNode( node );
+ m_clientList.Erase( node );
}
if ( m_strings )
- m_strings->Remove(n);
+ m_strings->RemoveAt(n);
+}
+
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
+
+void wxListBox::DoSetItemClientData( int n, void* clientData )
+{
+ 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::DoGetItemClientData( int n ) const
+{
+ 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::DoSetItemClientObject( int n, wxClientData* clientData )
+{
+ 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 );
+}
+
+wxClientData* wxListBox::DoGetItemClientObject( int n ) const
+{
+ 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();
}
// ----------------------------------------------------------------------------
// string list access
// ----------------------------------------------------------------------------
+wxString wxListBox::GetRealLabel(GList *item) const
+{
+ 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;
+}
+
void wxListBox::SetString( int n, const wxString &string )
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
wxString str;
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
- str += CHECKBOX_STRING;
+ str += wxCHECKLBOX_STRING;
#endif // wxUSE_CHECKLISTBOX
str += string;
- gtk_label_set( label, str.mbc_str() );
+ gtk_label_set( label, wxGTK_CONV( str ) );
}
else
{
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 = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
-
- return str;
+ return GetRealLabel(child);
}
wxFAIL_MSG(wxT("wrong listbox index"));
int count = 0;
while (child)
{
- GtkBin *bin = GTK_BIN( child->data );
- GtkLabel *label = GTK_LABEL( bin->child );
-
- wxString str = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
-
- if (str == item)
+ if ( GetRealLabel(child) == item )
return count;
count++;
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
- GtkDisableEvents();
+ 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 );
- GtkEnableEvents();
+ m_blockEvent = FALSE;
}
void wxListBox::DoSetFirstItem( int n )
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") );
- // find the last item before this one which is already realized
- size_t nItemsBefore;
- for ( nItemsBefore = 0; item && (item->allocation.y == -1); nItemsBefore++ )
+ if (item->allocation.y == -1)
{
- target = target->prev;
- if ( !target )
- {
- // nothing we can do if there are no allocated items yet
- return;
- }
+ 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 );
- item = GTK_WIDGET(target->data);
+ return;
}
- gtk_adjustment_set_value(adjustment,
- item->allocation.y +
- nItemsBefore*item->allocation.height);
+ float y = item->allocation.y;
+ if (y > adjustment->upper - adjustment->page_size)
+ y = adjustment->upper - adjustment->page_size;
+ gtk_adjustment_set_value( adjustment, y );
}
// ----------------------------------------------------------------------------
}
#endif // wxUSE_TOOLTIPS
-void wxListBox::GtkDisableEvents()
-{
- GList *child = m_list->children;
- while (child)
- {
- gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
- GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-
- if (HasFlag(wxLB_MULTIPLE))
- gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
- GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
-
- child = child->next;
- }
-}
-
-void wxListBox::GtkEnableEvents()
-{
- GList *child = m_list->children;
- while (child)
- {
- gtk_signal_connect( GTK_OBJECT(child->data), "select",
- GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-
- if (HasFlag(wxLB_MULTIPLE))
- gtk_signal_connect( GTK_OBJECT(child->data), "deselect",
- GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
-
- child = child->next;
- }
-}
-
GtkWidget *wxListBox::GetConnectWidget()
{
return GTK_WIDGET(m_list);
bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
{
+ if (m_widget->window == window) return TRUE;
+
if (GTK_WIDGET(m_list)->window == window) return TRUE;
GList *child = m_list->children;
}
}
- UpdateWindowUI();
+ 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
{
- return wxSize(100, 110);
+ 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;
}
-#endif
+#endif // wxUSE_LISTBOX
+
projects / wxWidgets.git / blobdiff