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e115e77131d5a7a68d0cfb2fb41fcb98deefdd29
wxWidgets/src/gtk1/listbox.cpp
Robert Roebling e115e77131 Applied a few patches, 
Put some life into iODBC again,


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3906 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-10-09 13:32:40 +00:00

1048 lines
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/////////////////////////////////////////////////////////////////////////////
// Name: listbox.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "listbox.h"
#endif
#include "wx/listbox.h"
#if wxUSE_LISTBOX
#include "wx/dynarray.h"
#include "wx/utils.h"
#include "wx/intl.h"
#include "wx/checklst.h"
#include "wx/settings.h"
#if wxUSE_TOOLTIPS
#include "wx/tooltip.h"
#endif
#if wxUSE_DRAG_AND_DROP
#include "wx/dnd.h"
#endif
#include "gdk/gdk.h"
#include "gtk/gtk.h"
//-----------------------------------------------------------------------------
// idle system
//-----------------------------------------------------------------------------
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
//-----------------------------------------------------------------------------
#if wxUSE_CHECKLISTBOX
#define CHECKBOX_STRING "[-] "
// 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))
#else // !wxUSE_CHECKLISTBOX
#define GET_REAL_LABEL(label) (label)
#endif // wxUSE_CHECKLISTBOX
//-----------------------------------------------------------------------------
// data
//-----------------------------------------------------------------------------
extern bool g_blockEventsOnDrag;
extern bool g_blockEventsOnScroll;
extern wxCursor g_globalCursor;
static bool g_hasDoubleClicked = 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 */
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 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.IsEmpty()) event.m_commandString = str;
}
else
{
event.m_commandInt = -1 ;
event.m_commandString.Empty();
}
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->GetIndex( 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"
//-----------------------------------------------------------------------------
#if wxUSE_CHECKLISTBOX
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;
if (!listbox->m_hasVMT) return FALSE;
if (gdk_event->keyval != ' ') return FALSE;
int sel = listbox->GetIndex( widget );
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 );
return FALSE;
}
#endif // wxUSE_CHECKLISTBOX
//-----------------------------------------------------------------------------
// "select" and "deselect"
//-----------------------------------------------------------------------------
static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox );
static void gtk_listitem_deselect_callback( GtkWidget *widget, wxListBox *listbox )
{
gtk_listitem_select_callback( widget, listbox );
}
static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox )
{
if (g_isIdle) wxapp_install_idle_handler();
if (!listbox->m_hasVMT) return;
if (g_blockEventsOnDrag) return;
wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
wxArrayInt aSelections;
int 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.IsEmpty()) event.m_commandString = str;
}
else
{
event.m_commandInt = -1 ;
event.m_commandString.Empty();
}
event.SetEventObject( listbox );
listbox->GetEventHandler()->ProcessEvent( event );
}
//-----------------------------------------------------------------------------
// wxListBox
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxListBox,wxControl)
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 )
{
m_needParent = TRUE;
m_acceptsFocus = TRUE;
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 = 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 );
#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_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 );
for (int i = 0; i < n; i++)
{
m_clientDataList.Append( (wxObject*) NULL );
m_clientObjectList.Append( (wxObject*) NULL );
GtkWidget *list_item;
wxString str(choices[i]);
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
{
str.Prepend(CHECKBOX_STRING);
}
#endif // wxUSE_CHECKLISTBOX
list_item = gtk_list_item_new_with_label( str.mbc_str() );
gtk_container_add( GTK_CONTAINER(m_list), list_item );
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_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 );
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
{
gtk_signal_connect( GTK_OBJECT(list_item),
"key_press_event",
(GtkSignalFunc)gtk_listbox_key_press_callback,
(gpointer)this );
}
#endif // wxUSE_CHECKLISTBOX
ConnectWidget( list_item );
gtk_widget_show( list_item );
}
m_parent->DoAddChild( this );
PostCreation();
SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_WINDOW ) );
SetForegroundColour( parent->GetForegroundColour() );
SetFont( parent->GetFont() );
Show( TRUE );
return TRUE;
}
wxListBox::~wxListBox()
{
Clear();
}
void wxListBox::InsertItems(int nItems, const wxString items[], int pos)
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
GList *children = m_list->children;
int length = g_list_length(children);
wxCHECK_RET( pos <= length, wxT("invalid index in wxListBox::InsertItems") );
// VZ: it seems that GTK 1.0.6 doesn't has a function to insert an item
// into a listbox at the given position, this is why we first delete
// all items after this position, then append these items and then
// reappend back the old ones.
// first detach the old items
int n; // loop var
if ( pos == length )
{
// no need to do anything complicated
for ( n = 0; n < nItems; n++ )
{
Append(items[n]);
}
return;
}
wxArrayString deletedLabels;
wxArrayPtrVoid deletedData;
wxArrayInt deletedChecks; // only for check list boxes
GList *child = g_list_nth( children, pos );
for ( n = 0; child != NULL; n++, child = child->next )
{
// save label
GtkBin *bin = GTK_BIN( child->data );
GtkLabel *label = GTK_LABEL( bin->child );
wxString str(GET_REAL_LABEL(label->label),*wxConvCurrent);
deletedLabels.Add(str);
// save data
void *clientData = NULL;
wxNode *node = NULL;
if ( n < (int)m_clientObjectList.GetCount() )
node = m_clientObjectList.Nth( n );
if ( node )
{
clientData = node->GetData();
m_clientObjectList.DeleteNode( node );
}
if ( !clientData )
{
if ( n < (int)m_clientDataList.GetCount() )
node = m_clientDataList.Nth( n );
if ( node )
{
clientData = node->GetData();
node = m_clientDataList.Nth( n );
}
}
deletedData.Add(clientData);
#if wxUSE_CHECKLISTBOX
// save check state
if ( m_hasCheckBoxes )
{
deletedChecks.Add(((wxCheckListBox *)this)->IsChecked(pos + n));
}
#endif // wxUSE_CHECKLISTBOX
}
int nDeletedCount = n;
gtk_list_clear_items( m_list, pos, length );
// now append the new items
for ( n = 0; n < nItems; n++ )
{
Append(items[n]);
}
// and append the old items too
pos += nItems; // now the indices are shifter
for ( n = 0; n < nDeletedCount; n++ )
{
Append(deletedLabels[n], deletedData[n]);
#if wxUSE_CHECKLISTBOX
if ( m_hasCheckBoxes )
{
((wxCheckListBox *)this)->Check(pos + n, (bool)deletedChecks[n]);
}
#endif // wxUSE_CHECKLISTBOX
}
}
void wxListBox::AppendCommon( const wxString &item )
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
GtkWidget *list_item;
wxString label(item);
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
{
label.Prepend(CHECKBOX_STRING);
}
#endif // wxUSE_CHECKLISTBOX
list_item = gtk_list_item_new_with_label( label.mbc_str() );
gtk_container_add( GTK_CONTAINER(m_list), list_item );
gtk_signal_connect( GTK_OBJECT(list_item), "select",
GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
if (HasFlag(wxLB_MULTIPLE))
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 );
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
{
gtk_signal_connect( GTK_OBJECT(list_item),
"key_press_event",
(GtkSignalFunc)gtk_listbox_key_press_callback,
(gpointer)this );
}
#endif // wxUSE_CHECKLISTBOX
gtk_widget_show( list_item );
ConnectWidget( list_item );
if (GTK_WIDGET_REALIZED(m_widget))
{
gtk_widget_realize( list_item );
gtk_widget_realize( GTK_BIN(list_item)->child );
//if (m_widgetStyle) ApplyWidgetStyle();
if (m_widgetStyle) {
// Apply current widget style to the new list_item
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_DRAG_AND_DROP
#ifndef NEW_GTK_DND_CODE
if (m_dropTarget) m_dropTarget->RegisterWidget( list_item );
#endif
#endif
#if wxUSE_TOOLTIPS
if (m_tooltip) m_tooltip->Apply( this );
#endif
}
}
void wxListBox::Append( const wxString &item )
{
m_clientDataList.Append( (wxObject*) NULL );
m_clientObjectList.Append( (wxObject*) NULL );
AppendCommon( item );
}
void wxListBox::Append( const wxString &item, void *clientData )
{
m_clientDataList.Append( (wxObject*) clientData );
m_clientObjectList.Append( (wxObject*) NULL );
AppendCommon( item );
}
void wxListBox::Append( const wxString &item, wxClientData *clientData )
{
m_clientObjectList.Append( (wxObject*) clientData );
m_clientDataList.Append( (wxObject*) NULL );
AppendCommon( item );
}
void wxListBox::SetClientData( int n, void* clientData )
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
wxNode *node = m_clientDataList.Nth( n );
if (!node) return;
node->SetData( (wxObject*) clientData );
}
void* wxListBox::GetClientData( int n )
{
wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid combobox") );
wxNode *node = m_clientDataList.Nth( n );
if (!node) return NULL;
return node->Data();
}
void wxListBox::SetClientObject( int n, wxClientData* clientData )
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
wxNode *node = m_clientObjectList.Nth( n );
if (!node) return;
wxClientData *cd = (wxClientData*) node->Data();
if (cd) delete cd;
node->SetData( (wxObject*) clientData );
}
wxClientData* wxListBox::GetClientObject( int n )
{
wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") );
wxNode *node = m_clientObjectList.Nth( n );
if (!node) return (wxClientData*) NULL;
return (wxClientData*) node->Data();
}
void wxListBox::Clear()
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
gtk_list_clear_items( m_list, 0, Number() );
wxNode *node = m_clientObjectList.First();
while (node)
{
wxClientData *cd = (wxClientData*)node->Data();
if (cd) delete cd;
node = node->Next();
}
m_clientObjectList.Clear();
m_clientDataList.Clear();
}
void wxListBox::Delete( int n )
{
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 );
wxNode *node = m_clientObjectList.Nth( n );
if (node)
{
wxClientData *cd = (wxClientData*)node->Data();
if (cd) delete cd;
m_clientObjectList.DeleteNode( node );
}
node = m_clientDataList.Nth( n );
if (node)
{
m_clientDataList.DeleteNode( node );
}
}
void wxListBox::Deselect( int n )
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
DisableEvents();
gtk_list_unselect_item( m_list, n );
EnableEvents();
}
int wxListBox::FindString( const wxString &item ) const
{
wxCHECK_MSG( m_list != NULL, -1, 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 );
wxString str = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
if (str == item)
return count;
count++;
child = child->next;
}
// it's not an error if the string is not found -> no wxCHECK
return -1;
}
int wxListBox::GetSelection() const
{
wxCHECK_MSG( m_list != NULL, -1, wxT("invalid listbox") );
GList *child = m_list->children;
int count = 0;
while (child)
{
if (GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED) return count;
count++;
child = child->next;
}
return -1;
}
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;
}
wxString wxListBox::GetString( int n ) const
{
wxCHECK_MSG( m_list != NULL, wxT(""), 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 = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
return str;
}
wxFAIL_MSG(wxT("wrong listbox index"));
return wxT("");
}
wxString wxListBox::GetStringSelection() const
{
wxCHECK_MSG( m_list != NULL, wxT(""), wxT("invalid listbox") );
GList *selection = m_list->selection;
if (selection)
{
GtkBin *bin = GTK_BIN( selection->data );
GtkLabel *label = GTK_LABEL( bin->child );
wxString str = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
return str;
}
wxFAIL_MSG(wxT("no listbox selection available"));
return wxT("");
}
int wxListBox::Number()
{
wxCHECK_MSG( m_list != NULL, -1, wxT("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, wxT("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(wxT("wrong listbox index"));
return FALSE;
}
void wxListBox::Set( int WXUNUSED(n), const wxString *WXUNUSED(choices) )
{
wxFAIL_MSG(wxT("wxListBox::Set not implemented"));
}
void wxListBox::SetFirstItem( int WXUNUSED(n) )
{
wxFAIL_MSG(wxT("wxListBox::SetFirstItem not implemented"));
}
void wxListBox::SetFirstItem( const wxString &WXUNUSED(item) )
{
wxFAIL_MSG(wxT("wxListBox::SetFirstItem not implemented"));
}
void wxListBox::SetSelection( int n, bool select )
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
DisableEvents();
if (select)
gtk_list_select_item( m_list, n );
else
gtk_list_unselect_item( m_list, n );
EnableEvents();
}
void wxListBox::SetString( int n, const wxString &string )
{
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 += CHECKBOX_STRING;
#endif // wxUSE_CHECKLISTBOX
str += string;
gtk_label_set( label, str.mbc_str() );
}
else
{
wxFAIL_MSG(wxT("wrong listbox index"));
}
}
void wxListBox::SetStringSelection( const wxString &string, bool select )
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
SetSelection( FindString(string), select );
}
int wxListBox::GetIndex( GtkWidget *item ) const
{
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;
}
#if wxUSE_TOOLTIPS
void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
{
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
#if wxUSE_DRAG_AND_DROP
void wxListBox::SetDropTarget( wxDropTarget *dropTarget )
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
#ifndef NEW_GTK_DND_CODE
if (m_dropTarget)
{
GList *child = m_list->children;
while (child)
{
m_dropTarget->UnregisterWidget( GTK_WIDGET( child->data ) );
child = child->next;
}
}
#endif
wxWindow::SetDropTarget( dropTarget );
#ifndef NEW_GTK_DND_CODE
if (m_dropTarget)
{
GList *child = m_list->children;
while (child)
{
m_dropTarget->RegisterWidget( GTK_WIDGET( child->data ) );
child = child->next;
}
}
#endif
}
#endif
void wxListBox::DisableEvents()
{
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::EnableEvents()
{
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 (wxWindow::IsOwnGtkWindow( window )) return TRUE;
GList *child = m_list->children;
while (child)
{
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;
}
}
UpdateWindowUI();
}
#endif
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