// 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/log.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/dynarray.h"
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/settings.h"
+ #include "wx/checklst.h"
+ #include "wx/arrstr.h"
+#endif
+
#include "wx/gtk/private.h"
+#include "wx/gtk/private/object.h"
#include "wx/gtk/treeentry_gtk.h"
#if wxUSE_TOOLTIPS
-#include "wx/tooltip.h"
+ #include "wx/tooltip.h"
#endif
-#include <gdk/gdk.h>
#include <gtk/gtk.h>
+
#include <gdk/gdkkeysyms.h>
+#if GTK_CHECK_VERSION(3,0,0)
+#include <gdk/gdkkeysyms-compat.h>
+#endif
//-----------------------------------------------------------------------------
// data
extern bool g_blockEventsOnDrag;
extern bool g_blockEventsOnScroll;
-extern wxCursor g_globalCursor;
// Macro to tell which row the strings are in (1 if native checklist, 0 if not)
//-----------------------------------------------------------------------------
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
# define WXLISTBOX_DATACOLUMN_ARG(x) (x->m_hasCheckBoxes ? 1 : 0)
#else
# define WXLISTBOX_DATACOLUMN_ARG(x) (0)
-#endif // wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#endif // wxUSE_CHECKLISTBOX
#define WXLISTBOX_DATACOLUMN WXLISTBOX_DATACOLUMN_ARG(this)
+// ----------------------------------------------------------------------------
+// helper functions
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+// Return the entry for the given listbox item.
+//
+// Return value must be released by caller if non-NULL.
+GtkTreeEntry *
+GetEntry(GtkListStore *store, GtkTreeIter *iter, const wxListBox *listbox)
+{
+ GtkTreeEntry* entry;
+ gtk_tree_model_get(GTK_TREE_MODEL(store),
+ iter,
+ WXLISTBOX_DATACOLUMN_ARG(listbox),
+ &entry,
+ -1);
+
+ return entry;
+}
+
+} // anonymous namespace
+
//-----------------------------------------------------------------------------
// "row-activated"
//-----------------------------------------------------------------------------
extern "C" {
static void
-gtk_listbox_row_activated_callback(GtkTreeView *treeview,
+gtk_listbox_row_activated_callback(GtkTreeView * WXUNUSED(treeview),
GtkTreePath *path,
- GtkTreeViewColumn *col,
+ GtkTreeViewColumn * WXUNUSED(col),
wxListBox *listbox)
{
- if (g_isIdle) wxapp_install_idle_handler();
-
if (g_blockEventsOnDrag) return;
if (g_blockEventsOnScroll) return;
- if (!listbox->m_hasVMT) return;
-
- //Notes:
- //1) This is triggered by either a double-click or a space press
- //2) We handle both here because
- //2a) in the case of a space/keypress we can't really know
- // which item was pressed on because we can't get coords
- // from a keyevent
- //2b) It seems more correct
+ // This is triggered by either a double-click or a space press
int sel = gtk_tree_path_get_indices(path)[0];
- if(!listbox->m_spacePressed)
- {
- //Assume it was double-click
- wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
- event.SetEventObject( listbox );
-
- if(listbox->IsSelected(sel))
- {
- GtkTreeEntry* entry = listbox->GtkGetEntry(sel);
-
- if(entry)
- {
- event.SetInt(sel);
- event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
- if ( listbox->HasClientObjectData() )
- event.SetClientObject(
- (wxClientData*) gtk_tree_entry_get_userdata(entry) );
- else if ( listbox->HasClientUntypedData() )
- event.SetClientData( gtk_tree_entry_get_userdata(entry) );
- g_object_unref(G_OBJECT(entry));
- }
- else
- {
- wxLogSysError(wxT("Internal error - could not get entry for double-click"));
- event.SetInt(-1);
- }
- }
- else
- event.SetInt(-1);
-
- listbox->GetEventHandler()->ProcessEvent( event );
- }
- else
- {
- listbox->m_spacePressed = false; //don't block selection behaviour anymore
-
- //Space was pressed - toggle the appropriate checkbox and the selection
-#if wxUSE_CHECKLISTBOX //Do it for both native and non-native
- if (listbox->m_hasCheckBoxes)
- {
- 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 );
- listbox->GetEventHandler()->ProcessEvent( new_event );
- }
-#endif // wxUSE_CHECKLISTBOX
-
- if( (((listbox->GetWindowStyleFlag() & wxLB_MULTIPLE) != 0) ||
- ((listbox->GetWindowStyleFlag() & wxLB_EXTENDED) != 0)) )
- {
- //toggle the selection + send event
- listbox->GtkSetSelection(sel, !listbox->IsSelected( sel ), FALSE);
- }
- }
+ listbox->GTKOnActivated(sel);
}
}
//-----------------------------------------------------------------------------
-// "button_press_event"
+// "changed"
//-----------------------------------------------------------------------------
extern "C" {
-static gint
-gtk_listbox_button_press_callback( GtkWidget *widget,
- GdkEventButton *gdk_event,
- wxListBox *listbox )
+static void
+gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
+ 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;
-
- //Just to be on the safe side - it should be unset in the activate callback
- //but we don't want any obscure bugs if it doesn't get called somehow...
- listbox->m_spacePressed = false;
-
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
- if ((listbox->m_hasCheckBoxes) && (gdk_event->x < 15) && (gdk_event->type != GDK_2BUTTON_PRESS))
- {
- GtkTreePath* path;
- gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget),
- (gint)gdk_event->x, (gint)gdk_event->y,
- &path, NULL, NULL, NULL);
- int sel = gtk_tree_path_get_indices(path)[0];
- gtk_tree_path_free(path);
-
- 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 && !wxUSE_NATIVEGTKCHECKLIST
+ if (g_blockEventsOnDrag) return;
- return FALSE;
+ listbox->GTKOnSelectionChanged();
}
+
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
extern "C" {
-static gint
-gtk_listbox_key_press_callback( GtkWidget *widget,
- GdkEventKey *gdk_event,
+static gboolean
+gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(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))
+ if ((gdk_event->keyval == GDK_Return) ||
+ (gdk_event->keyval == GDK_ISO_Enter) ||
+ (gdk_event->keyval == GDK_KP_Enter))
{
- // eat return in all modes (RN:WHY?)
- ret = TRUE;
- }
-
- // Check or uncheck item with SPACE
- if (gdk_event->keyval == ' ')
+ int index = -1;
+ if (!listbox->HasMultipleSelection())
+ index = listbox->GetSelection();
+ else
{
- //In the keyevent we don't know the index of the item
- //and the activated event gets called anyway...
- //
- //Also, activating with the space causes the treeview to
- //unselect all the items and then select the item in question
- //wx's behaviour is to just toggle the item's selection state
- //and leave the others alone
- listbox->m_spacePressed = true;
- }
-
- if (ret)
- {
- g_signal_stop_emission_by_name (widget, "key_press_event");
- return TRUE;
- }
-
- return FALSE;
-}
-}
-
-//-----------------------------------------------------------------------------
-// "select" and "deselect"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static gboolean gtk_listitem_select_cb( GtkTreeSelection* selection,
- GtkTreeModel* model,
- GtkTreePath* path,
- gboolean is_selected,
- wxListBox *listbox )
-{
- if (g_isIdle) wxapp_install_idle_handler();
-
- if (!listbox->m_hasVMT) return TRUE;
- if (g_blockEventsOnDrag) return TRUE;
-
- if (listbox->m_spacePressed) return FALSE; //see keyevent callback
- if (listbox->m_blockEvent) return TRUE;
-
- // NB: wxdocs explicitly say that this event only gets sent when
- // something is actually selected, plus the controls example
- // assumes so and passes -1 to the dogetclientdata funcs if not
-
- // OK, so basically we need to do a bit of a run-around here as
- // 1) is_selected says whether the item(s?) are CURRENTLY selected -
- // i.e. if is_selected is FALSE then the item is going to be
- // selected right now!
- // 2) However, since it is not already selected and the user
- // will expect it to be we need to manually select it and
- // return FALSE telling GTK we handled the selection
- if (is_selected) return TRUE;
-
- int nIndex = gtk_tree_path_get_indices(path)[0];
- GtkTreeEntry* entry = listbox->GtkGetEntry(nIndex);
-
- if(entry)
- {
- //Now, as mentioned above, we manually select the row that is/was going
- //to be selected anyway by GTK
- listbox->m_blockEvent = TRUE; //if we don't block events we will lock the
- //app due to recursion!!
-
- GtkTreeSelection* selection =
- gtk_tree_view_get_selection(listbox->m_treeview);
- GtkTreeIter iter;
- gtk_tree_model_get_iter(GTK_TREE_MODEL(listbox->m_liststore), &iter, path);
- gtk_tree_selection_select_iter(selection, &iter);
-
- listbox->m_blockEvent = FALSE;
-
- //Finally, send the wx event
- wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
- event.SetEventObject( listbox );
-
- // indicate whether this is a selection or a deselection
- event.SetExtraLong( 1 );
-
- event.SetInt(nIndex);
- event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
+ wxArrayInt sels;
+ if (listbox->GetSelections( sels ) < 1)
+ return FALSE;
+ index = sels[0];
+ }
- if ( listbox->HasClientObjectData() )
- event.SetClientObject(
- (wxClientData*) gtk_tree_entry_get_userdata(entry)
- );
- else if ( listbox->HasClientUntypedData() )
- event.SetClientData( gtk_tree_entry_get_userdata(entry) );
+ if (index != wxNOT_FOUND)
+ {
+ listbox->GTKOnActivated(index);
- listbox->GetEventHandler()->ProcessEvent( event );
+// wxMac and wxMSW always invoke default action
+// if (!ret)
+ {
+ // DClick not handled -> invoke default action
+ wxWindow *tlw = wxGetTopLevelParent( listbox );
+ if (tlw)
+ {
+ GtkWindow *gtk_window = GTK_WINDOW( tlw->GetHandle() );
+ if (gtk_window)
+ gtk_window_activate_default( gtk_window );
+ }
+ }
- g_object_unref(G_OBJECT(entry));
- return FALSE; //We handled it/did it manually
+ // Always intercept, otherwise we'd get another dclick
+ // event from row_activated
+ return TRUE;
+ }
}
- return TRUE; //allow selection to change
+ return FALSE;
}
}
//-----------------------------------------------------------------------------
extern "C" {
-static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry,
+static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry,
wxListBox* listbox)
{
- if(listbox->HasClientObjectData())
+ if (listbox->HasClientObjectData())
{
gpointer userdata = gtk_tree_entry_get_userdata(entry);
- if(userdata)
+ if (userdata)
delete (wxClientData *)userdata;
}
}
//-----------------------------------------------------------------------------
extern "C" {
-static gint gtk_listbox_sort_callback(GtkTreeModel *model,
+static gint gtk_listbox_sort_callback(GtkTreeModel * WXUNUSED(model),
GtkTreeIter *a,
GtkTreeIter *b,
wxListBox *listbox)
{
- GtkTreeEntry* entry;
- GtkTreeEntry* entry2;
-
- gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
- a,
- WXLISTBOX_DATACOLUMN_ARG(listbox),
- &entry, -1);
- gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
- b,
- WXLISTBOX_DATACOLUMN_ARG(listbox),
- &entry2, -1);
- wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
- wxCHECK_MSG(entry2, 0, wxT("Could not get entry2"));
+ wxGtkObject<GtkTreeEntry> entry1(GetEntry(listbox->m_liststore, a, listbox));
+ wxCHECK_MSG(entry1, 0, wxT("Could not get first entry"));
+
+ wxGtkObject<GtkTreeEntry> entry2(GetEntry(listbox->m_liststore, b, listbox));
+ wxCHECK_MSG(entry2, 0, wxT("Could not get second entry"));
//We compare collate keys here instead of calling g_utf8_collate
//as it is rather slow (and even the docs reccommend this)
- int ret = strcasecmp(gtk_tree_entry_get_collate_key(entry),
- gtk_tree_entry_get_collate_key(entry2));
-
- g_object_unref(G_OBJECT(entry));
- g_object_unref(G_OBJECT(entry2));
-
- return ret;
+ return strcmp(gtk_tree_entry_get_collate_key(entry1),
+ gtk_tree_entry_get_collate_key(entry2)) >= 0;
}
}
//-----------------------------------------------------------------------------
extern "C" {
-static gboolean gtk_listbox_searchequal_callback(GtkTreeModel* model,
- gint column,
+static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
+ gint WXUNUSED(column),
const gchar* key,
GtkTreeIter* iter,
wxListBox* listbox)
{
- GtkTreeEntry* entry;
-
- gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
- iter,
- WXLISTBOX_DATACOLUMN_ARG(listbox),
- &entry, -1);
+ wxGtkObject<GtkTreeEntry>
+ entry(GetEntry(listbox->m_liststore, iter, listbox));
wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
- gchar* keycollatekey = g_utf8_collate_key(key, -1);
-
- int ret = strcasecmp(keycollatekey,
- gtk_tree_entry_get_collate_key(entry));
- g_free(keycollatekey);
- g_object_unref(G_OBJECT(entry));
+ wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
- return ret != 0;
+ return strcmp(keycollatekey, gtk_tree_entry_get_collate_key(entry)) != 0;
}
}
// wxListBox
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
-
// ----------------------------------------------------------------------------
// construction
// ----------------------------------------------------------------------------
void wxListBox::Init()
{
- m_treeview = (GtkTreeView*) NULL;
+ m_treeview = NULL;
#if wxUSE_CHECKLISTBOX
- m_hasCheckBoxes = FALSE;
+ m_hasCheckBoxes = false;
#endif // wxUSE_CHECKLISTBOX
- m_spacePressed = false;
}
bool wxListBox::Create( wxWindow *parent, wxWindowID id,
long style, const wxValidator& validator,
const wxString &name )
{
- m_needParent = TRUE;
- m_acceptsFocus = TRUE;
- m_blockEvent = FALSE;
-
if (!PreCreation( parent, pos, size ) ||
!CreateBase( parent, id, pos, size, style, validator, name ))
{
wxFAIL_MSG( wxT("wxListBox creation failed") );
- return FALSE;
+ return false;
}
- m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL );
+ m_widget = gtk_scrolled_window_new( NULL, NULL );
+ g_object_ref(m_widget);
if (style & wxLB_ALWAYS_SB)
{
gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
}
+
+ GTKScrolledWindowSetBorder(m_widget, style);
+
m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
//wxListBox doesn't have a header :)
//NB: If enabled SetFirstItem doesn't work correctly
gtk_tree_view_set_headers_visible(m_treeview, FALSE);
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
if(m_hasCheckBoxes)
((wxCheckListBox*)this)->DoCreateCheckList();
-#endif // wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#endif // wxUSE_CHECKLISTBOX
// Create the data column
- gtk_tree_view_insert_column_with_attributes(m_treeview, -1, "",
+ gtk_tree_view_insert_column_with_attributes(m_treeview, -1, "",
gtk_cell_renderer_text_new(),
- "text",
+ "text",
WXLISTBOX_DATACOLUMN, NULL);
// Now create+set the model (GtkListStore) - first argument # of columns
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
if(m_hasCheckBoxes)
m_liststore = gtk_list_store_new(2, G_TYPE_BOOLEAN,
GTK_TYPE_TREE_ENTRY);
m_liststore = gtk_list_store_new(1, GTK_TYPE_TREE_ENTRY);
gtk_tree_view_set_model(m_treeview, GTK_TREE_MODEL(m_liststore));
-
- g_object_unref(G_OBJECT(m_liststore)); //free on treeview destruction
-
+
+ g_object_unref (m_liststore); //free on treeview destruction
+
// Disable the pop-up textctrl that enables searching - note that
// the docs specify that even if this disabled (which we are doing)
// the user can still have it through the start-interactive-search
// key binding...either way we want to provide a searchequal callback
- // NB: If this is enabled a doubleclick event (activate) gets sent
+ // NB: If this is enabled a doubleclick event (activate) gets sent
// on a successful search
gtk_tree_view_set_search_column(m_treeview, WXLISTBOX_DATACOLUMN);
- gtk_tree_view_set_search_equal_func(m_treeview,
+ gtk_tree_view_set_search_equal_func(m_treeview,
(GtkTreeViewSearchEqualFunc) gtk_listbox_searchequal_callback,
this,
NULL);
gtk_tree_view_set_enable_search(m_treeview, FALSE);
-
- GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
- gtk_tree_selection_set_select_function(selection,
- (GtkTreeSelectionFunc)gtk_listitem_select_cb,
- this, NULL); //NULL == destroycb
-
GtkSelectionMode mode;
- if (style & wxLB_MULTIPLE)
+ // GTK_SELECTION_EXTENDED is a deprecated synonym for GTK_SELECTION_MULTIPLE
+ if ( style & (wxLB_MULTIPLE | wxLB_EXTENDED) )
{
mode = GTK_SELECTION_MULTIPLE;
}
- else if (style & wxLB_EXTENDED)
+ else // no multi-selection flags specified
{
- mode = GTK_SELECTION_EXTENDED;
- }
- else
- {
- // if style was 0 set single mode
m_windowStyle |= wxLB_SINGLE;
- mode = GTK_SELECTION_SINGLE;
+
+ // Notice that we must use BROWSE and not GTK_SELECTION_SINGLE because
+ // the latter allows to not select any items at all while a single
+ // selection listbox is supposed to always have a selection (at least
+ // once the user selected something, it might not have any initially).
+ mode = GTK_SELECTION_BROWSE;
}
+ GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
gtk_tree_selection_set_mode( selection, mode );
- //Handle sortable stuff
- if(style & wxLB_SORT)
+ // Handle sortable stuff
+ if(HasFlag(wxLB_SORT))
{
- //Setup sorting in ascending (wx) order
- gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore),
- WXLISTBOX_DATACOLUMN,
+ // Setup sorting in ascending (wx) order
+ gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore),
+ WXLISTBOX_DATACOLUMN,
GTK_SORT_ASCENDING);
- //Set the sort callback
+ // Set the sort callback
gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(m_liststore),
WXLISTBOX_DATACOLUMN,
(GtkTreeIterCompareFunc) gtk_listbox_sort_callback,
gtk_container_add (GTK_CONTAINER (m_widget), GTK_WIDGET(m_treeview) );
-
+
gtk_widget_show( GTK_WIDGET(m_treeview) );
+ m_focusWidget = GTK_WIDGET(m_treeview);
- wxListBox::DoInsertItems(wxArrayString(n, choices), 0); // insert initial items
+ Append(n, choices); // insert initial items
- //treeview-specific events
- g_signal_connect(m_treeview, "row-activated",
+ // generate dclick events
+ g_signal_connect_after(m_treeview, "row-activated",
G_CALLBACK(gtk_listbox_row_activated_callback), this);
- // other events
- g_signal_connect (m_treeview, "button_press_event",
- G_CALLBACK (gtk_listbox_button_press_callback),
- this);
+ // for intercepting dclick generation by <ENTER>
g_signal_connect (m_treeview, "key_press_event",
G_CALLBACK (gtk_listbox_key_press_callback),
this);
-
m_parent->DoAddChild( this );
PostCreation(size);
- SetBestSize(size); // need this too because this is a wxControlWithItems
+ SetInitialSize(size); // need this too because this is a wxControlWithItems
+
+ g_signal_connect_after (selection, "changed",
+ G_CALLBACK (gtk_listitem_changed_callback), this);
- return TRUE;
+ return true;
}
wxListBox::~wxListBox()
{
- m_hasVMT = FALSE;
+ m_hasVMT = false;
Clear();
}
+void wxListBox::GTKDisableEvents()
+{
+ GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
+
+ g_signal_handlers_block_by_func(selection,
+ (gpointer) gtk_listitem_changed_callback, this);
+}
+
+void wxListBox::GTKEnableEvents()
+{
+ GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
+
+ g_signal_handlers_unblock_by_func(selection,
+ (gpointer) gtk_listitem_changed_callback, this);
+
+ UpdateOldSelections();
+}
+
+
+void wxListBox::Update()
+{
+ wxWindow::Update();
+
+ if (m_treeview)
+ gdk_window_process_updates(gtk_widget_get_window(GTK_WIDGET(m_treeview)), true);
+}
+
// ----------------------------------------------------------------------------
// adding items
// ----------------------------------------------------------------------------
-void wxListBox::GtkInsertItems(const wxArrayString& items,
- void** clientData, int pos)
+int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
+ unsigned int pos,
+ void **clientData,
+ wxClientDataType type)
{
- wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+ wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
InvalidateBestSize();
- // Create and set column ids and GValues
-
- size_t nNum = items.GetCount();
- int nCurCount = wxListBox::GetCount();
- wxASSERT_MSG(pos <= nCurCount, wxT("Invalid index passed to wxListBox"));
-
GtkTreeIter* pIter = NULL; // append by default
GtkTreeIter iter;
- if (pos != nCurCount)
+ if ( pos != GetCount() )
{
- gboolean res = gtk_tree_model_iter_nth_child(
- GTK_TREE_MODEL(m_liststore),
- &iter, NULL, //NULL = parent = get first
- pos );
- if(!res)
- {
- wxLogSysError(wxT("internal wxListBox error in insertion"));
- return;
- }
+ wxCHECK_MSG( GTKGetIteratorFor(pos, &iter), wxNOT_FOUND,
+ wxT("internal wxListBox error in insertion") );
pIter = &iter;
}
- for (size_t i = 0; i < nNum; ++i)
- {
- wxString label = items[i];
-
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
- if (m_hasCheckBoxes)
+ const unsigned int numItems = items.GetCount();
+ for ( unsigned int i = 0; i < numItems; ++i )
{
- label.Prepend(wxCHECKLBOX_STRING);
- }
-#endif // wxUSE_CHECKLISTBOX
-
-
- GtkTreeEntry* entry = gtk_tree_entry_new();
- gtk_tree_entry_set_label(entry, wxConvUTF8.cWX2MB(label));
- gtk_tree_entry_set_destroy_func(entry,
+ wxGtkObject<GtkTreeEntry> entry(gtk_tree_entry_new());
+ gtk_tree_entry_set_label(entry, wxGTK_CONV(items[i]));
+ gtk_tree_entry_set_destroy_func(entry,
(GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb,
this);
- if (clientData)
- gtk_tree_entry_set_userdata(entry, clientData[i]);
-
GtkTreeIter itercur;
gtk_list_store_insert_before(m_liststore, &itercur, pIter);
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
- if (m_hasCheckBoxes)
- {
- gtk_list_store_set(m_liststore, &itercur,
- 0, FALSE, //FALSE == not toggled
- 1, entry, -1);
- }
- else
-#endif
- gtk_list_store_set(m_liststore, &itercur,
- 0, entry, -1);
+ GTKSetItem(itercur, entry);
- g_object_unref(G_OBJECT(entry)); //liststore always refs :)
+ if (clientData)
+ AssignNewItemClientData(GTKGetIndexFor(itercur), clientData, i, type);
}
-}
-void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
-{
- GtkInsertItems(items, NULL, pos);
-}
+ UpdateOldSelections();
-int wxListBox::DoAppend( const wxString& item )
-{
- // Call DoInsertItems
- int nWhere = wxListBox::GetCount();
- wxArrayString aItems;
- aItems.Add(item);
- wxListBox::DoInsertItems(aItems, nWhere);
- return nWhere;
-}
-
-void wxListBox::DoSetItems( const wxArrayString& items,
- void **clientData)
-{
- Clear();
- GtkInsertItems(items, clientData, 0);
+ return pos + numItems - 1;
}
// ----------------------------------------------------------------------------
// deleting items
// ----------------------------------------------------------------------------
-void wxListBox::Clear()
+void wxListBox::DoClear()
{
wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+ GTKDisableEvents(); // just in case
+
InvalidateBestSize();
gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
+
+ GTKEnableEvents();
}
-void wxListBox::Delete( int n )
+void wxListBox::DoDeleteOneItem(unsigned int n)
{
wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
InvalidateBestSize();
- GtkTreeIter iter;
- gboolean res = gtk_tree_model_iter_nth_child(
- GTK_TREE_MODEL(m_liststore),
- &iter, NULL, //NULL = parent = get first
- n
- );
+ GTKDisableEvents(); // just in case
- wxCHECK_RET( res, wxT("wrong listbox index") );
+ GtkTreeIter iter;
+ wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("wrong listbox index") );
- //this returns false if iter is invalid (i.e. deleting item
- //at end) but since we don't use iter, well... :)
+ // this returns false if iter is invalid (e.g. deleting item at end) but
+ // since we don't use iter, we ignore the return value
gtk_list_store_remove(m_liststore, &iter);
+
+ GTKEnableEvents();
}
// ----------------------------------------------------------------------------
-// get GtkTreeEntry from position (note: you need to g_unref it if valid)
+// helper functions for working with iterators
// ----------------------------------------------------------------------------
-struct _GtkTreeEntry* wxListBox::GtkGetEntry(int n) const
+bool wxListBox::GTKGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
{
- GtkTreeIter iter;
- gboolean res = gtk_tree_model_iter_nth_child(
- GTK_TREE_MODEL(m_liststore),
- &iter, NULL, //NULL = parent = get first
- n );
-
- if (!res)
+ if ( !gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(m_liststore),
+ iter, NULL, pos) )
{
- wxLogDebug(wxT("gtk_tree_model_iter_nth_child failed\n")
- wxT("Passed in value was:[%i] List size:[%i]"),
- n, wxListBox::GetCount() );
- return NULL;
+ wxLogDebug(wxT("gtk_tree_model_iter_nth_child(%u) failed"), pos);
+ return false;
}
+ return true;
+}
- GtkTreeEntry* entry = NULL;
- gtk_tree_model_get(GTK_TREE_MODEL(m_liststore), &iter,
- WXLISTBOX_DATACOLUMN, &entry, -1);
+int wxListBox::GTKGetIndexFor(GtkTreeIter& iter) const
+{
+ GtkTreePath *path =
+ gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
- return entry;
-}
+ gint* pIntPath = gtk_tree_path_get_indices(path);
-// ----------------------------------------------------------------------------
-// client data
-// ----------------------------------------------------------------------------
+ wxCHECK_MSG( pIntPath, wxNOT_FOUND, wxT("failed to get iterator path") );
-void* wxListBox::DoGetItemClientData( int n ) const
-{
- wxCHECK_MSG( n >= 0 && n < wxListBox::GetCount(), NULL,
- wxT("Invalid index passed to GetItemClientData") );
+ int idx = pIntPath[0];
- GtkTreeEntry* entry = GtkGetEntry(n);
- wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
+ gtk_tree_path_free( path );
- void* userdata = gtk_tree_entry_get_userdata( entry );
- g_object_unref(G_OBJECT(entry));
- return userdata;
+ return idx;
}
-wxClientData* wxListBox::DoGetItemClientObject( int n ) const
+// get GtkTreeEntry from position (note: you need to g_unref it if valid)
+GtkTreeEntry *wxListBox::GTKGetEntry(unsigned n) const
{
- return (wxClientData*) wxListBox::DoGetItemClientData(n);
+ GtkTreeIter iter;
+ if ( !GTKGetIteratorFor(n, &iter) )
+ return NULL;
+
+ return GetEntry(m_liststore, &iter, this);
}
-void wxListBox::DoSetItemClientData( int n, void* clientData )
+void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
{
- wxCHECK_RET( n >= 0 && n < wxListBox::GetCount(),
- wxT("Invalid index passed to SetItemClientData") );
+#if wxUSE_CHECKLISTBOX
+ if ( m_hasCheckBoxes )
+ {
+ gtk_list_store_set(m_liststore, &iter,
+ 0, FALSE, // FALSE == not toggled
+ 1, entry,
+ -1);
+ }
+ else
+#endif // wxUSE_CHECKLISTBOX
+ {
+ gtk_list_store_set(m_liststore, &iter, 0, entry, -1);
+ }
+}
- GtkTreeEntry* entry = GtkGetEntry(n);
- wxCHECK_RET(entry, wxT("could not get entry"));
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
- gtk_tree_entry_set_userdata( entry, clientData );
- g_object_unref(G_OBJECT(entry));
+void* wxListBox::DoGetItemClientData(unsigned int n) const
+{
+ wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
+ wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
+
+ return gtk_tree_entry_get_userdata( entry );
}
-void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
+void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
{
- // wxItemContainer already deletes data for us
- wxListBox::DoSetItemClientData(n, (void*) clientData);
+ wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
+ wxCHECK_RET(entry, wxT("could not get entry"));
+
+ gtk_tree_entry_set_userdata( entry, clientData );
}
// ----------------------------------------------------------------------------
// string list access
// ----------------------------------------------------------------------------
-void wxListBox::SetString( int n, const wxString &string )
+void wxListBox::SetString(unsigned int n, const wxString& label)
{
+ wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetString") );
wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
- GtkTreeEntry* entry = GtkGetEntry(n);
+ GtkTreeEntry* entry = GTKGetEntry(n);
wxCHECK_RET( entry, wxT("wrong listbox index") );
- wxString label = string;
+ // update the item itself
+ gtk_tree_entry_set_label(entry, wxGTK_CONV(label));
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
- if (m_hasCheckBoxes)
- label.Prepend(wxCHECKLBOX_STRING);
-#endif // wxUSE_CHECKLISTBOX
+ // and update the model which will refresh the tree too
+ GtkTreeIter iter;
+ wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("failed to get iterator") );
+
+ // FIXME: this resets the checked status of a wxCheckListBox item
- // RN: This may look wierd but the problem is that the TreeView
- // doesn't resort or update when changed above and there is no real
- // notification function...
- void* userdata = gtk_tree_entry_get_userdata(entry);
- gtk_tree_entry_set_userdata(entry, NULL); //don't delete on destroy
- g_object_unref(G_OBJECT(entry));
-
- bool bWasSelected = wxListBox::IsSelected(n);
- wxListBox::Delete(n);
-
- wxArrayString aItems;
- aItems.Add(label);
- GtkInsertItems(aItems, &userdata, n);
- if (bWasSelected)
- wxListBox::GtkSetSelection(n, TRUE, TRUE);
+ GTKSetItem(iter, entry);
}
-wxString wxListBox::GetString( int n ) const
+wxString wxListBox::GetString(unsigned int n) const
{
wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
- GtkTreeEntry* entry = GtkGetEntry(n);
+ wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") );
- wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
-
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
- // 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 )
- label.erase(0, 4);
-#endif // wxUSE_CHECKLISTBOX
-
- g_object_unref(G_OBJECT(entry));
- return label;
+ return wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
}
-int wxListBox::GetCount() const
+unsigned int wxListBox::GetCount() const
{
- wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox") );
+ wxCHECK_MSG( m_treeview != NULL, 0, wxT("invalid listbox") );
- return gtk_tree_model_iter_n_children(GTK_TREE_MODEL(m_liststore), NULL);
+ return (unsigned int)gtk_tree_model_iter_n_children(GTK_TREE_MODEL(m_liststore), NULL);
}
int wxListBox::FindString( const wxString &item, bool bCase ) const
wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
//Sort of hackish - maybe there is a faster way
- int nCount = wxListBox::GetCount();
+ unsigned int nCount = wxListBox::GetCount();
- for(int i = 0; i < nCount; ++i)
+ for(unsigned int i = 0; i < nCount; ++i)
{
if( item.IsSameAs( wxListBox::GetString(i), bCase ) )
- return i;
+ return (int)i;
}
// selection
// ----------------------------------------------------------------------------
+void wxListBox::GTKOnActivated(int item)
+{
+ SendEvent(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, item, IsSelected(item));
+}
+
+void wxListBox::GTKOnSelectionChanged()
+{
+ if ( HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED) )
+ {
+ CalcAndSendEvent();
+ }
+ else // single selection
+ {
+ const int item = GetSelection();
+ if ( DoChangeSingleSelection(item) )
+ SendEvent(wxEVT_COMMAND_LISTBOX_SELECTED, item, true);
+ }
+}
+
int wxListBox::GetSelection() const
{
- wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox"));
- wxCHECK_MSG( HasFlag(wxLB_SINGLE), -1,
+ wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox"));
+ wxCHECK_MSG( HasFlag(wxLB_SINGLE), wxNOT_FOUND,
wxT("must be single selection listbox"));
- GtkTreeIter iter;
+ GtkTreeIter iter;
GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
- // only works on single-sel
+ // only works on single-sel
if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
- return -1;
-
- GtkTreePath* path =
- gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
-
- int sel = gtk_tree_path_get_indices(path)[0];
-
- gtk_tree_path_free(path);
+ return wxNOT_FOUND;
- return sel;
+ return GTKGetIndexFor(iter);
}
int wxListBox::GetSelections( wxArrayInt& aSelections ) const
{
- wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox") );
+ wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
aSelections.Empty();
- int i = 0;
- GtkTreeIter iter;
+ int i = 0;
+ GtkTreeIter iter;
GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(m_liststore), &iter))
bool wxListBox::IsSelected( int n ) const
{
- wxCHECK_MSG( m_treeview != NULL, FALSE, wxT("invalid listbox") );
+ wxCHECK_MSG( m_treeview != NULL, false, wxT("invalid listbox") );
GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
GtkTreeIter iter;
- gboolean res = gtk_tree_model_iter_nth_child(
- GTK_TREE_MODEL(m_liststore),
- &iter, NULL, //NULL = parent = get first
- n );
-
- wxCHECK_MSG( res, FALSE, wxT("Invalid index") );
+ wxCHECK_MSG( GTKGetIteratorFor(n, &iter), false, wxT("Invalid index") );
return gtk_tree_selection_iter_is_selected(selection, &iter);
}
void wxListBox::DoSetSelection( int n, bool select )
-{
- return GtkSetSelection(n, select, TRUE); //docs say no events here
-}
-
-void wxListBox::GtkSetSelection(int n, const bool select, const bool blockEvent)
{
wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+ GTKDisableEvents();
+
GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
- GtkTreeIter iter;
- gboolean res = gtk_tree_model_iter_nth_child(
- GTK_TREE_MODEL(m_liststore),
- &iter, NULL, //NULL = parent = get first
- n
- );
- wxCHECK_RET( res, wxT("Invalid index") );
+ // passing -1 to SetSelection() is documented to deselect all items
+ if ( n == wxNOT_FOUND )
+ {
+ gtk_tree_selection_unselect_all(selection);
+ GTKEnableEvents();
+ return;
+ }
- m_blockEvent = blockEvent;
+ wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") );
+
+
+ GtkTreeIter iter;
+ wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("Invalid index") );
if (select)
gtk_tree_selection_select_iter(selection, &iter);
else
gtk_tree_selection_unselect_iter(selection, &iter);
- m_blockEvent = FALSE;
+ GtkTreePath* path = gtk_tree_model_get_path(
+ GTK_TREE_MODEL(m_liststore), &iter);
+
+ gtk_tree_view_scroll_to_cell(m_treeview, path, NULL, FALSE, 0.0f, 0.0f);
+
+ gtk_tree_path_free(path);
+
+ GTKEnableEvents();
}
-void wxListBox::DoSetFirstItem( int n )
+void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
{
wxCHECK_RET( m_treeview, wxT("invalid listbox") );
- wxCHECK_RET( n >= 0 && n < wxListBox::GetCount(), wxT("invalid index"));
+ wxCHECK_RET( IsValid(n), wxT("invalid index"));
//RN: I have no idea why this line is needed...
- if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_treeview))
+ if (gdk_pointer_is_grabbed () && gtk_widget_has_grab(GTK_WIDGET(m_treeview)))
return;
GtkTreeIter iter;
- gtk_tree_model_iter_nth_child(
- GTK_TREE_MODEL(m_liststore),
- &iter,
- NULL, //NULL = parent = get first
- n
- );
+ if ( !GTKGetIteratorFor(n, &iter) )
+ return;
GtkTreePath* path = gtk_tree_model_get_path(
GTK_TREE_MODEL(m_liststore), &iter);
// Scroll to the desired cell (0.0 == topleft alignment)
gtk_tree_view_scroll_to_cell(m_treeview, path, NULL,
- TRUE, 0.0f, 0.0f);
+ TRUE, alignY, alignX);
gtk_tree_path_free(path);
}
+void wxListBox::DoSetFirstItem(int n)
+{
+ DoScrollToCell(n, 0, 0);
+}
+
+void wxListBox::EnsureVisible(int n)
+{
+ DoScrollToCell(n, 0.5, 0);
+}
+
// ----------------------------------------------------------------------------
// hittest
// ----------------------------------------------------------------------------
int wxListBox::DoListHitTest(const wxPoint& point) const
{
+ // gtk_tree_view_get_path_at_pos() also gets items that are not visible and
+ // we only want visible items we need to check for it manually here
+ if ( !GetClientRect().Contains(point) )
+ return wxNOT_FOUND;
+
// need to translate from master window since it is in client coords
gint binx, biny;
- gdk_window_get_geometry(gtk_tree_view_get_bin_window(m_treeview),
+ gdk_window_get_geometry(gtk_tree_view_get_bin_window(m_treeview),
&binx, &biny, NULL, NULL, NULL);
GtkTreePath* path;
if ( !gtk_tree_view_get_path_at_pos
(
- m_treeview,
+ m_treeview,
point.x - binx,
point.y - biny,
&path,
// helpers
// ----------------------------------------------------------------------------
-#if wxUSE_TOOLTIPS
-void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
-{
- // RN: Is this needed anymore?
- gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), wxGTK_CONV(tip), (gchar*) NULL );
-}
-#endif // wxUSE_TOOLTIPS
-
GtkWidget *wxListBox::GetConnectWidget()
{
// the correct widget for listbox events (such as mouse clicks for example)
return GTK_WIDGET(m_treeview);
}
-bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
+GdkWindow *wxListBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
- return (window == gtk_tree_view_get_bin_window(m_treeview));
+ return gtk_tree_view_get_bin_window(m_treeview);
}
void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
{
- if (m_hasBgCol && m_backgroundColour.Ok())
+ if (m_hasBgCol && m_backgroundColour.IsOk())
{
GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview);
if (window)
{
- m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
+ m_backgroundColour.CalcPixel( gdk_drawable_get_colormap( window ) );
gdk_window_set_background( window, m_backgroundColour.GetColor() );
gdk_window_clear( window );
}
gtk_widget_modify_style( GTK_WIDGET(m_treeview), style );
}
-void wxListBox::OnInternalIdle()
-{
- //RN: Is this needed anymore?
- wxCursor cursor = m_cursor;
- if (g_globalCursor.Ok()) cursor = g_globalCursor;
-
- if (GTK_WIDGET(m_treeview)->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. */
- GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview);
- gdk_window_set_cursor( window, cursor.GetCursor() );
- }
-
- if (wxUpdateUIEvent::CanUpdate(this))
- UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
-}
-
wxSize wxListBox::DoGetBestSize() const
{
wxCHECK_MSG(m_treeview, wxDefaultSize, wxT("invalid tree view"));
// Start with a minimum size that's not too small
int cx, cy;
GetTextExtent( wxT("X"), &cx, &cy);
- int lbWidth = 3 * cx;
+ int lbWidth = 0;
int lbHeight = 10;
- // Get the visible area of the tree view (limit to the 10th item
- // so that it isn't too big)
- int count = GetCount();
- if (count)
+ // Find the widest string.
+ const unsigned int count = GetCount();
+ if ( count )
{
int wLine;
-
- // Find the widest line
- for(int i = 0; i < count; i++) {
- wxString str(GetString(i));
- GetTextExtent(str, &wLine, NULL);
- lbWidth = wxMax(lbWidth, wLine);
+ for ( unsigned int i = 0; i < count; i++ )
+ {
+ GetTextExtent(GetString(i), &wLine, NULL);
+ if ( wLine > lbWidth )
+ lbWidth = wLine;
}
+ }
- lbWidth += 3 * cx;
+ lbWidth += 3 * cx;
- // And just a bit more for the checkbox if present and then some
- // (these are rough guesses)
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
- if ( m_hasCheckBoxes )
- {
- lbWidth += 35;
- cy = cy > 25 ? cy : 25; // rough height of checkbox
- }
+ // And just a bit more for the checkbox if present and then some
+ // (these are rough guesses)
+#if wxUSE_CHECKLISTBOX
+ if ( m_hasCheckBoxes )
+ {
+ lbWidth += 35;
+ cy = cy > 25 ? cy : 25; // rough height of checkbox
+ }
#endif
- // 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(count, 3), 10);
- }
-
// Add room for the scrollbar
lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
+ // Don't make the listbox too tall but don't make it too small neither
+ lbHeight = (cy+4) * wxMin(wxMax(count, 3), 10);
+
wxSize best(lbWidth, lbHeight);
CacheBestSize(best);
return best;
projects / wxWidgets.git / blobdiff