X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/170acdc90e9f92f8b8120fa6c04acdbf45c89582..11a23db53128bf244a089123b7fd27deb577a889:/src/gtk/listbox.cpp diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp index a6ec658364..ef4042412b 100644 --- a/src/gtk/listbox.cpp +++ b/src/gtk/listbox.cpp @@ -3,7 +3,6 @@ // Purpose: // Author: Robert Roebling // Modified By: Ryan Norton (GtkTreeView implementation) -// Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -25,16 +24,20 @@ #include "wx/arrstr.h" #endif -#include "wx/gtk/private.h" -#include "wx/gtk/treeentry_gtk.h" - #if wxUSE_TOOLTIPS #include "wx/tooltip.h" #endif -#include #include +#include "wx/gtk/private.h" +#include "wx/gtk/private/gtk2-compat.h" +#include "wx/gtk/private/object.h" +#include "wx/gtk/private/treeentry_gtk.h" + #include +#ifdef __WXGTK3__ +#include +#endif //----------------------------------------------------------------------------- // data @@ -57,19 +60,40 @@ extern bool g_blockEventsOnScroll; #define WXLISTBOX_DATACOLUMN WXLISTBOX_DATACOLUMN_ARG(this) +// ---------------------------------------------------------------------------- +// helper functions +// ---------------------------------------------------------------------------- + +namespace +{ + +// Return the entry for the given listbox item. +wxTreeEntry * +GetEntry(GtkListStore *store, GtkTreeIter *iter, const wxListBox *listbox) +{ + wxTreeEntry* entry; + gtk_tree_model_get(GTK_TREE_MODEL(store), + iter, + WXLISTBOX_DATACOLUMN_ARG(listbox), + &entry, + -1); + g_object_unref(entry); + 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; @@ -77,142 +101,75 @@ gtk_listbox_row_activated_callback(GtkTreeView *treeview, int sel = gtk_tree_path_get_indices(path)[0]; - 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 (entry); - } - else - { - wxLogSysError(wxT("Internal error - could not get entry for double-click")); - event.SetInt(-1); - } - } - else - { - event.SetInt(-1); - } - - listbox->GetEventHandler()->ProcessEvent( event ); + listbox->GTKOnActivated(sel); } } //----------------------------------------------------------------------------- -// "key_press_event" +// "changed" //----------------------------------------------------------------------------- extern "C" { -static gint -gtk_listbox_key_press_callback( GtkWidget *widget, - GdkEventKey *gdk_event, - wxListBox *listbox ) +static void +gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection), + wxListBox *listbox ) { - if (g_blockEventsOnDrag) return 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 ); - if (listbox->GetEventHandler()->ProcessEvent( new_event )) - return TRUE; - } + if (g_blockEventsOnDrag) return; - return FALSE; + listbox->GTKOnSelectionChanged(); } + } //----------------------------------------------------------------------------- -// "changed" +// "key_press_event" //----------------------------------------------------------------------------- extern "C" { -static void -gtk_listitem_changed_callback( GtkTreeSelection* selection, wxListBox *listbox ) +static gboolean +gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget), + GdkEventKey *gdk_event, + wxListBox *listbox ) { - if (g_blockEventsOnDrag) return; - - if (listbox->m_blockEvent) return; - - wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() ); - event.SetEventObject( listbox ); - - if (listbox->HasFlag(wxLB_MULTIPLE) || listbox->HasFlag(wxLB_EXTENDED)) + if ((gdk_event->keyval == GDK_Return) || + (gdk_event->keyval == GDK_ISO_Enter) || + (gdk_event->keyval == GDK_KP_Enter)) { - wxArrayInt selections; - listbox->GetSelections( selections ); - - if (selections.GetCount() == 0) - { - // indicate that this is a deselection - event.SetExtraLong( 0 ); - event.SetInt( -1 ); - - listbox->GetEventHandler()->ProcessEvent( event ); - - return; - } + int index = -1; + if (!listbox->HasMultipleSelection()) + index = listbox->GetSelection(); else { - // indicate that this is a selection - event.SetExtraLong( 1 ); - event.SetInt( selections[0] ); - - listbox->GetEventHandler()->ProcessEvent( event ); + wxArrayInt sels; + if (listbox->GetSelections( sels ) < 1) + return FALSE; + index = sels[0]; } - } - else - { - int index = listbox->GetSelection(); - if (index == wxNOT_FOUND) - { - // indicate that this is a deselection - event.SetExtraLong( 0 ); - event.SetInt( -1 ); - - listbox->GetEventHandler()->ProcessEvent( event ); - - return; - } - else - { - GtkTreeEntry* entry = listbox->GtkGetEntry( index ); - - // indicate that this is a selection - event.SetExtraLong( 1 ); - - event.SetInt( index ); - 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) ); - - listbox->GetEventHandler()->ProcessEvent( event ); - g_object_unref (entry); + if (index != wxNOT_FOUND) + { + listbox->GTKOnActivated(index); + +// 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 ); + } + } + + // Always intercept, otherwise we'd get another dclick + // event from row_activated + return TRUE; } } + + return FALSE; } } @@ -221,12 +178,12 @@ gtk_listitem_changed_callback( GtkTreeSelection* selection, wxListBox *listbox ) //----------------------------------------------------------------------------- extern "C" { -static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry, +static void tree_entry_destroy_cb(wxTreeEntry* entry, wxListBox* listbox) { if (listbox->HasClientObjectData()) { - gpointer userdata = gtk_tree_entry_get_userdata(entry); + void* userdata = wx_tree_entry_get_userdata(entry); if (userdata) delete (wxClientData *)userdata; } @@ -238,34 +195,21 @@ static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry, //----------------------------------------------------------------------------- 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")); - - //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)); + wxTreeEntry* entry1 = GetEntry(listbox->m_liststore, a, listbox); + wxCHECK_MSG(entry1, 0, wxT("Could not get first entry")); - g_object_unref (entry); - g_object_unref (entry2); + wxTreeEntry* entry2 = GetEntry(listbox->m_liststore, b, listbox); + wxCHECK_MSG(entry2, 0, wxT("Could not get second entry")); - return ret; + //We compare collate keys here instead of calling g_utf8_collate + //as it is rather slow (and even the docs recommend this) + return strcmp(wx_tree_entry_get_collate_key(entry1), + wx_tree_entry_get_collate_key(entry2)) >= 0; } } @@ -274,27 +218,18 @@ static gint gtk_listbox_sort_callback(GtkTreeModel *model, //----------------------------------------------------------------------------- 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); + wxTreeEntry* entry = GetEntry(listbox->m_liststore, iter, listbox); wxCHECK_MSG(entry, 0, wxT("Could not get entry")); - wxGtkString keycollatekey(g_utf8_collate_key(key, -1)); - int ret = strcasecmp(keycollatekey, - gtk_tree_entry_get_collate_key(entry)); - - g_object_unref (entry); + wxGtkString keycollatekey(g_utf8_collate_key(key, -1)); - return ret != 0; + return strcmp(keycollatekey, wx_tree_entry_get_collate_key(entry)) != 0; } } @@ -302,15 +237,13 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel* model, // wxListBox //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) - // ---------------------------------------------------------------------------- // construction // ---------------------------------------------------------------------------- void wxListBox::Init() { - m_treeview = (GtkTreeView*) NULL; + m_treeview = NULL; #if wxUSE_CHECKLISTBOX m_hasCheckBoxes = false; #endif // wxUSE_CHECKLISTBOX @@ -334,10 +267,6 @@ 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 )) { @@ -345,7 +274,8 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, 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), @@ -358,7 +288,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, } - GtkScrolledWindowSetBorder(m_widget, style); + GTKScrolledWindowSetBorder(m_widget, style); m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) ); @@ -381,10 +311,10 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, #if wxUSE_CHECKLISTBOX if(m_hasCheckBoxes) m_liststore = gtk_list_store_new(2, G_TYPE_BOOLEAN, - GTK_TYPE_TREE_ENTRY); + WX_TYPE_TREE_ENTRY); else #endif - m_liststore = gtk_list_store_new(1, GTK_TYPE_TREE_ENTRY); + m_liststore = gtk_list_store_new(1, WX_TYPE_TREE_ENTRY); gtk_tree_view_set_model(m_treeview, GTK_TREE_MODEL(m_liststore)); @@ -404,32 +334,28 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, gtk_tree_view_set_enable_search(m_treeview, FALSE); - - GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview ); - - g_signal_connect_after (selection, "changed", - G_CALLBACK (gtk_listitem_changed_callback), this); - 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) + if(HasFlag(wxLB_SORT)) { // Setup sorting in ascending (wx) order gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore), @@ -451,181 +377,178 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, 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 // generate dclick events g_signal_connect_after(m_treeview, "row-activated", G_CALLBACK(gtk_listbox_row_activated_callback), this); - // for panel navigation + // for intercepting dclick generation by g_signal_connect (m_treeview, "key_press_event", G_CALLBACK (gtk_listbox_key_press_callback), this); - m_parent->DoAddChild( this ); PostCreation(size); 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; } wxListBox::~wxListBox() { - m_hasVMT = false; + if (m_treeview) + { + GTKDisconnect(m_treeview); + GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); + if (selection) + GTKDisconnect(selection); + } Clear(); } -// ---------------------------------------------------------------------------- -// adding items -// ---------------------------------------------------------------------------- - -void wxListBox::GtkInsertItems(const wxArrayString& items, - void** clientData, unsigned int pos) +void wxListBox::GTKDisableEvents() { - wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") ); - - InvalidateBestSize(); - - // Create and set column ids and GValues - - unsigned int nNum = items.GetCount(); - unsigned 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) - { - gboolean res = gtk_tree_model_iter_nth_child( - GTK_TREE_MODEL(m_liststore), - &iter, NULL, //NULL = parent = get first - (int)pos ); - if(!res) - { - wxLogSysError(wxT("internal wxListBox error in insertion")); - return; - } + GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview ); - pIter = &iter; - } + g_signal_handlers_block_by_func(selection, + (gpointer) gtk_listitem_changed_callback, this); +} - for (unsigned int i = 0; i < nNum; ++i) - { - wxString label = items[i]; +void wxListBox::GTKEnableEvents() +{ + GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview ); - GtkTreeEntry* entry = gtk_tree_entry_new(); - gtk_tree_entry_set_label(entry, wxConvUTF8.cWX2MB(label)); - gtk_tree_entry_set_destroy_func(entry, - (GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb, - this); + g_signal_handlers_unblock_by_func(selection, + (gpointer) gtk_listitem_changed_callback, this); - if (clientData) - gtk_tree_entry_set_userdata(entry, clientData[i]); + UpdateOldSelections(); +} - GtkTreeIter itercur; - gtk_list_store_insert_before(m_liststore, &itercur, pIter); -#if wxUSE_CHECKLISTBOX - 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); +void wxListBox::Update() +{ + wxWindow::Update(); - g_object_unref (entry); //liststore always refs :) - } + if (m_treeview) + gdk_window_process_updates(gtk_widget_get_window(GTK_WIDGET(m_treeview)), true); } -void wxListBox::DoInsertItems(const wxArrayString& items, unsigned int pos) +// ---------------------------------------------------------------------------- +// adding items +// ---------------------------------------------------------------------------- + +int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items, + unsigned int pos, + void **clientData, + wxClientDataType type) { - wxCHECK_RET( IsValidInsert(pos), wxT("invalid index in wxListBox::InsertItems") ); + wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") ); - GtkInsertItems(items, NULL, pos); + InvalidateBestSize(); + int n = DoInsertItemsInLoop(items, pos, clientData, type); + UpdateOldSelections(); + return n; } -int wxListBox::DoAppend( const wxString& item ) +int wxListBox::DoInsertOneItem(const wxString& item, unsigned int pos) { - // Call DoInsertItems - unsigned int nWhere = wxListBox::GetCount(); - wxArrayString aItems; - aItems.Add(item); - wxListBox::DoInsertItems(aItems, nWhere); - return nWhere; -} + wxTreeEntry* entry = wx_tree_entry_new(); + wx_tree_entry_set_label(entry, wxGTK_CONV(item)); + wx_tree_entry_set_destroy_func(entry, (wxTreeEntryDestroy)tree_entry_destroy_cb, this); -void wxListBox::DoSetItems( const wxArrayString& items, - void **clientData) -{ - Clear(); - GtkInsertItems(items, clientData, 0); +#if wxUSE_CHECKLISTBOX + int entryCol = int(m_hasCheckBoxes); +#else + int entryCol = 0; +#endif + gtk_list_store_insert_with_values(m_liststore, NULL, pos, entryCol, entry, -1); + g_object_unref(entry); + + return pos; } // ---------------------------------------------------------------------------- // 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(); + + UpdateOldSelections(); } -void wxListBox::Delete(unsigned 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:[%u]"), - 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); + + wxCHECK_MSG( pIntPath, wxNOT_FOUND, wxT("failed to get iterator path") ); + + int idx = pIntPath[0]; + + gtk_tree_path_free( path ); + + return idx; +} + +// get GtkTreeEntry from position (note: you need to g_unref it if valid) +wxTreeEntry* wxListBox::GTKGetEntry(unsigned n) const +{ + GtkTreeIter iter; + if ( !GTKGetIteratorFor(n, &iter) ) + return NULL; + + return GetEntry(m_liststore, &iter, this); } // ---------------------------------------------------------------------------- @@ -634,82 +557,50 @@ struct _GtkTreeEntry* wxListBox::GtkGetEntry(int n) const void* wxListBox::DoGetItemClientData(unsigned int n) const { - wxCHECK_MSG( IsValid(n), NULL, - wxT("Invalid index passed to GetItemClientData") ); - - GtkTreeEntry* entry = GtkGetEntry(n); + wxTreeEntry* entry = GTKGetEntry(n); wxCHECK_MSG(entry, NULL, wxT("could not get entry")); - void* userdata = gtk_tree_entry_get_userdata( entry ); - g_object_unref (entry); - return userdata; -} - -wxClientData* wxListBox::DoGetItemClientObject(unsigned int n) const -{ - return (wxClientData*) wxListBox::DoGetItemClientData(n); + return wx_tree_entry_get_userdata(entry); } void wxListBox::DoSetItemClientData(unsigned int n, void* clientData) { - wxCHECK_RET( IsValid(n), - wxT("Invalid index passed to SetItemClientData") ); - - GtkTreeEntry* entry = GtkGetEntry(n); + wxTreeEntry* entry = GTKGetEntry(n); wxCHECK_RET(entry, wxT("could not get entry")); - gtk_tree_entry_set_userdata( entry, clientData ); - g_object_unref (entry); -} - -void wxListBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData) -{ - // wxItemContainer already deletes data for us - wxListBox::DoSetItemClientData(n, (void*) clientData); + wx_tree_entry_set_userdata(entry, clientData); } // ---------------------------------------------------------------------------- // string list access // ---------------------------------------------------------------------------- -void wxListBox::SetString(unsigned 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); - wxCHECK_RET( entry, wxT("wrong listbox index") ); - - wxString label = string; - - // 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 (entry); + GtkTreeIter iter; + wxCHECK_RET(GTKGetIteratorFor(n, &iter), "invalid index"); + wxTreeEntry* entry = GetEntry(m_liststore, &iter, this); - bool bWasSelected = wxListBox::IsSelected(n); - wxListBox::Delete(n); + // update the item itself + wx_tree_entry_set_label(entry, wxGTK_CONV(label)); - wxArrayString aItems; - aItems.Add(label); - GtkInsertItems(aItems, &userdata, n); - if (bWasSelected) - wxListBox::GtkSetSelection(n, true, true); + // signal row changed + GtkTreeModel* tree_model = GTK_TREE_MODEL(m_liststore); + GtkTreePath* path = gtk_tree_model_get_path(tree_model, &iter); + gtk_tree_model_row_changed(tree_model, path, &iter); + gtk_tree_path_free(path); } wxString wxListBox::GetString(unsigned int n) const { wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") ); - GtkTreeEntry* entry = GtkGetEntry(n); + wxTreeEntry* entry = GTKGetEntry(n); wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") ); - wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) ); - - g_object_unref (entry); - return label; + return wxGTK_CONV_BACK(wx_tree_entry_get_label(entry)); } unsigned int wxListBox::GetCount() const @@ -741,6 +632,25 @@ int wxListBox::FindString( const wxString &item, bool bCase ) const // selection // ---------------------------------------------------------------------------- +void wxListBox::GTKOnActivated(int item) +{ + SendEvent(wxEVT_LISTBOX_DCLICK, 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_LISTBOX, item, true); + } +} + int wxListBox::GetSelection() const { wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox")); @@ -754,14 +664,7 @@ int wxListBox::GetSelection() const if (!gtk_tree_selection_get_selected(selection, NULL, &iter)) return wxNOT_FOUND; - 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 sel; + return GTKGetIndexFor(iter); } int wxListBox::GetSelections( wxArrayInt& aSelections ) const @@ -770,7 +673,7 @@ int wxListBox::GetSelections( wxArrayInt& aSelections ) const aSelections.Empty(); - int i = 0; + int i = 0; GtkTreeIter iter; GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); @@ -795,96 +698,81 @@ bool wxListBox::IsSelected( int n ) const 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); + return gtk_tree_selection_iter_is_selected(selection, &iter) != 0; } void wxListBox::DoSetSelection( int n, bool select ) { + wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") ); + + GTKDisableEvents(); + + GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); + // passing -1 to SetSelection() is documented to deselect all items if ( n == wxNOT_FOUND ) { - // ... and not generate any events in the process - GtkDeselectAll(); + gtk_tree_selection_unselect_all(selection); + GTKEnableEvents(); return; } wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") ); - // don't generate the selection event - GtkSetSelection(n, select, true); -} - -void wxListBox::GtkDeselectAll() -{ - wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") ); - - GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); - - m_blockEvent = true; - - gtk_tree_selection_unselect_all(selection); - - m_blockEvent = false; -} - -void wxListBox::GtkSetSelection(int n, const bool select, const bool blockEvent) -{ - wxCHECK_RET( m_treeview != NULL, 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_RET( res, wxT("Invalid index") ); - - m_blockEvent = blockEvent; + 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( 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 (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 // ---------------------------------------------------------------------------- @@ -899,7 +787,7 @@ int wxListBox::DoListHitTest(const wxPoint& point) const // 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), - &binx, &biny, NULL, NULL, NULL); + &binx, &biny, NULL, NULL); GtkTreePath* path; if ( !gtk_tree_view_get_path_at_pos @@ -926,14 +814,6 @@ int wxListBox::DoListHitTest(const wxPoint& point) const // 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) @@ -948,7 +828,10 @@ GdkWindow *wxListBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style) { - if (m_hasBgCol && m_backgroundColour.Ok()) +#ifdef __WXGTK3__ + // don't know if this is even necessary, or how to do it +#else + if (m_hasBgCol && m_backgroundColour.IsOk()) { GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview); if (window) @@ -958,8 +841,9 @@ void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style) gdk_window_clear( window ); } } +#endif - gtk_widget_modify_style( GTK_WIDGET(m_treeview), style ); + GTKApplyStyle(GTK_WIDGET(m_treeview), style); } wxSize wxListBox::DoGetBestSize() const @@ -969,43 +853,40 @@ wxSize wxListBox::DoGetBestSize() const // 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) - unsigned int count = GetCount(); - if (count) + // Find the widest string. + const unsigned int count = GetCount(); + if ( count ) { int wLine; - - // Find the widest line - for(unsigned 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) + // 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); + if ( m_hasCheckBoxes ) + { + lbWidth += 35; + cy = cy > 25 ? cy : 25; // rough height of checkbox } +#endif // 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; @@ -1015,7 +896,7 @@ wxSize wxListBox::DoGetBestSize() const wxVisualAttributes wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new, true); + return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new(), true); } #endif // wxUSE_LISTBOX