X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/41eb6d76b01ccbf41c34ecbfeeabb14a4ac2046f..726cc8697cd44a41b43257f05ca8cdd42b71a711:/src/gtk/combobox.cpp diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp index 6ced6dccaa..045c6166ba 100644 --- a/src/gtk/combobox.cpp +++ b/src/gtk/combobox.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: combobox.cpp +// Name: src/gtk/combobox.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ @@ -7,120 +7,64 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "combobox.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include "wx/combobox.h" - #if wxUSE_COMBOBOX -#include "wx/settings.h" -#include "wx/arrstr.h" -#include "wx/intl.h" +#include "wx/combobox.h" -#include "wx/textctrl.h" // for wxEVT_COMMAND_TEXT_UPDATED +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/settings.h" + #include "wx/textctrl.h" // for wxEVT_COMMAND_TEXT_UPDATED + #include "wx/arrstr.h" +#endif #include "wx/gtk/private.h" -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- - -extern void wxapp_install_idle_handler(); -extern bool g_isIdle; - -//----------------------------------------------------------------------------- -// data -//----------------------------------------------------------------------------- - -extern bool g_blockEventsOnDrag; - -//----------------------------------------------------------------------------- -// "changed" - typing and list item matches get changed, select-child -// if it doesn't match an item then just get a single changed -//----------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// GTK callbacks +// ---------------------------------------------------------------------------- +extern "C" { static void -gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) +gtkcombobox_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) { - if (g_isIdle) wxapp_install_idle_handler(); - - if (combo->m_ignoreNextUpdate) - { - combo->m_ignoreNextUpdate = FALSE; - return; - } - if (!combo->m_hasVMT) return; wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); event.SetString( combo->GetValue() ); event.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event ); + combo->HandleWindowEvent( event ); } static void -gtk_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo)) +gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) { + combo->SendSelectionChangedEvent(wxEVT_COMMAND_COMBOBOX_SELECTED); } -//----------------------------------------------------------------------------- -// "select-child" - click/cursor get select-child, changed, select-child -//----------------------------------------------------------------------------- - static void -gtk_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(widget), wxComboBox *combo ) -{ - if (g_isIdle) wxapp_install_idle_handler(); - - if (!combo->m_hasVMT) return; - - if (g_blockEventsOnDrag) return; - - int curSelection = combo->GetSelection(); - - if (combo->m_prevSelection == curSelection) return; - - GtkWidget *list = GTK_COMBO(combo->m_widget)->list; - gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection ); - - combo->m_prevSelection = curSelection; - - // Quickly set the value of the combo box - // as GTK+ does that only AFTER the event - // is sent. - gtk_signal_disconnect_by_func( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry), - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo ); - combo->SetValue( combo->GetStringSelection() ); - gtk_signal_connect( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo ); - - wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() ); - event.SetInt( curSelection ); - event.SetString( combo->GetStringSelection() ); +gtkcombobox_popupshown_callback(GObject *WXUNUSED(gobject), + GParamSpec *WXUNUSED(param_spec), + wxComboBox *combo) +{ + gboolean isShown; + g_object_get( combo->m_widget, "popup-shown", &isShown, NULL ); + wxCommandEvent event( isShown ? wxEVT_COMMAND_COMBOBOX_DROPDOWN + : wxEVT_COMMAND_COMBOBOX_CLOSEUP, + combo->GetId() ); event.SetEventObject( combo ); - - combo->GetEventHandler()->ProcessEvent( event ); - - // Now send the event ourselves - wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); - event2.SetString( combo->GetValue() ); - event2.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event2 ); + combo->HandleWindowEvent( event ); +} } //----------------------------------------------------------------------------- // wxComboBox //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxComboBox,wxControl) - -BEGIN_EVENT_TABLE(wxComboBox, wxControl) - EVT_SIZE(wxComboBox::OnSize) +BEGIN_EVENT_TABLE(wxComboBox, wxChoice) EVT_CHAR(wxComboBox::OnChar) EVT_MENU(wxID_CUT, wxComboBox::OnCut) @@ -140,6 +84,11 @@ BEGIN_EVENT_TABLE(wxComboBox, wxControl) EVT_UPDATE_UI(wxID_SELECTALL, wxComboBox::OnUpdateSelectAll) END_EVENT_TABLE() +void wxComboBox::Init() +{ + m_entry = NULL; +} + bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& size, @@ -159,763 +108,178 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, long style, const wxValidator& validator, const wxString& name ) { - m_ignoreNextUpdate = FALSE; - m_needParent = TRUE; - m_acceptsFocus = TRUE; - m_prevSelection = 0; - if (!PreCreation( parent, pos, size ) || !CreateBase( parent, id, pos, size, style, validator, name )) { wxFAIL_MSG( wxT("wxComboBox creation failed") ); - return FALSE; - } - - m_widget = gtk_combo_new(); - GtkCombo *combo = GTK_COMBO(m_widget); - - // Disable GTK's broken events ... - gtk_signal_disconnect( GTK_OBJECT(combo->entry), combo->entry_change_id ); - // ... and add surogate handler. - combo->entry_change_id = gtk_signal_connect (GTK_OBJECT (combo->entry), "changed", - (GtkSignalFunc) gtk_dummy_callback, combo); - - // make it more useable - gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE ); - - // and case-sensitive - gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - -#ifndef __WXGTK20__ - // gtk_list_set_selection_mode( GTK_LIST(list), GTK_SELECTION_MULTIPLE ); -#endif - - for (int i = 0; i < n; i++) - { - GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( choices[i] ) ); - - m_clientDataList.Append( (wxObject*)NULL ); - m_clientObjectList.Append( (wxObject*)NULL ); - - gtk_container_add( GTK_CONTAINER(list), list_item ); - - gtk_widget_show( list_item ); - } - - m_parent->DoAddChild( this ); - - m_focusWidget = combo->entry; - - PostCreation(size); - - ConnectWidget( combo->button ); - - // MSW's combo box shows the value and the selection is -1 - gtk_entry_set_text( GTK_ENTRY(combo->entry), wxGTK_CONV(value) ); - gtk_list_unselect_all( GTK_LIST(combo->list) ); - - if (style & wxCB_READONLY) - gtk_entry_set_editable( GTK_ENTRY( combo->entry ), FALSE ); - - gtk_signal_connect( GTK_OBJECT(combo->entry), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this ); - - gtk_signal_connect( GTK_OBJECT(combo->list), "select-child", - GTK_SIGNAL_FUNC(gtk_combo_select_child_callback), (gpointer)this ); - - SetBestSize(size); // need this too because this is a wxControlWithItems - - // This is required for tool bar support - wxSize setsize = GetSize(); - gtk_widget_set_usize( m_widget, setsize.x, setsize.y ); - - return TRUE; -} - -wxComboBox::~wxComboBox() -{ - wxList::compatibility_iterator node = m_clientObjectList.GetFirst(); - while (node) - { - wxClientData *cd = (wxClientData*)node->GetData(); - if (cd) delete cd; - node = node->GetNext(); - } - m_clientObjectList.Clear(); - - m_clientDataList.Clear(); -} - -void wxComboBox::SetFocus() -{ - if ( m_hasFocus ) - { - // don't do anything if we already have focus - return; - } - - gtk_widget_grab_focus( m_focusWidget ); -} - -int wxComboBox::DoAppend( const wxString &item ) -{ - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - - DisableEvents(); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( item ) ); - - gtk_container_add( GTK_CONTAINER(list), list_item ); - - if (GTK_WIDGET_REALIZED(m_widget)) - { - gtk_widget_realize( list_item ); - gtk_widget_realize( GTK_BIN(list_item)->child ); - } - - // Apply current widget style to the new list_item - GtkRcStyle *style = CreateWidgetStyle(); - if (style) - { - gtk_widget_modify_style( GTK_WIDGET( list_item ), style ); - GtkBin *bin = GTK_BIN( list_item ); - GtkWidget *label = GTK_WIDGET( bin->child ); - gtk_widget_modify_style( label, style ); - gtk_rc_style_unref( style ); - } - - gtk_widget_show( list_item ); - - const int count = GetCount(); - - if ( (int)m_clientDataList.GetCount() < count ) - m_clientDataList.Append( (wxObject*) NULL ); - if ( (int)m_clientObjectList.GetCount() < count ) - m_clientObjectList.Append( (wxObject*) NULL ); - - EnableEvents(); - - InvalidateBestSize(); - - return count - 1; -} - -int wxComboBox::DoInsert( const wxString &item, int pos ) -{ - wxCHECK_MSG( !(GetWindowStyle() & wxCB_SORT), -1, - wxT("can't insert into sorted list")); - - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - - int count = GetCount(); - wxCHECK_MSG( (pos >= 0) && (pos <= count), -1, wxT("invalid index") ); - - if (pos == count) - return Append(item); - - DisableEvents(); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( item ) ); - - GList *gitem_list = g_list_alloc (); - gitem_list->data = list_item; - gtk_list_insert_items( GTK_LIST (list), gitem_list, pos ); - - if (GTK_WIDGET_REALIZED(m_widget)) - { - gtk_widget_realize( list_item ); - gtk_widget_realize( GTK_BIN(list_item)->child ); - - ApplyWidgetStyle(); + return false; } - gtk_widget_show( list_item ); - - count = GetCount(); - - if ( (int)m_clientDataList.GetCount() < count ) - m_clientDataList.Insert( pos, (wxObject*) NULL ); - if ( (int)m_clientObjectList.GetCount() < count ) - m_clientObjectList.Insert( pos, (wxObject*) NULL ); - - EnableEvents(); - - InvalidateBestSize(); - - return pos; -} - -void wxComboBox::DoSetItemClientData( int n, void* clientData ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientDataList.Item( n ); - if (!node) return; - - node->SetData( (wxObject*) clientData ); -} - -void* wxComboBox::DoGetItemClientData( int n ) const -{ - wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientDataList.Item( n ); - - return node ? node->GetData() : NULL; -} + if (HasFlag(wxCB_SORT)) + m_strings = new wxGtkCollatedArrayString(); -void wxComboBox::DoSetItemClientObject( int n, wxClientData* clientData ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientObjectList.Item( n ); - if (!node) return; - - // wxItemContainer already deletes data for us - - node->SetData( (wxObject*) clientData ); -} + GTKCreateComboBoxWidget(); -wxClientData* wxComboBox::DoGetItemClientObject( int n ) const -{ - wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientObjectList.Item( n ); - - return node ? (wxClientData*) node->GetData() : NULL; -} - -void wxComboBox::Clear() -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - DisableEvents(); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - gtk_list_clear_items( GTK_LIST(list), 0, GetCount() ); - - wxList::compatibility_iterator node = m_clientObjectList.GetFirst(); - while (node) + if (HasFlag(wxBORDER_NONE)) { - wxClientData *cd = (wxClientData*)node->GetData(); - if (cd) delete cd; - node = node->GetNext(); + // Doesn't seem to work + // g_object_set (m_widget, "has-frame", FALSE, NULL); } - m_clientObjectList.Clear(); - - m_clientDataList.Clear(); - EnableEvents(); + GtkEntry * const entry = GetEntry(); - InvalidateBestSize(); -} - -void wxComboBox::Delete( int n ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list ); - - GList *child = g_list_nth( listbox->children, n ); - - if (!child) + if ( entry ) { - wxFAIL_MSG(wxT("wrong index")); - return; - } - - DisableEvents(); + // Set it up to trigger default item on enter key press + gtk_entry_set_activates_default( entry, + !HasFlag(wxTE_PROCESS_ENTER) ); - GList *list = g_list_append( (GList*) NULL, child->data ); - gtk_list_remove_items( listbox, list ); - g_list_free( list ); - - wxList::compatibility_iterator node = m_clientObjectList.Item( n ); - if (node) - { - wxClientData *cd = (wxClientData*)node->GetData(); - if (cd) delete cd; - m_clientObjectList.Erase( node ); + gtk_editable_set_editable(GTK_EDITABLE(entry), true); } - node = m_clientDataList.Item( n ); - if (node) - m_clientDataList.Erase( node ); + Append(n, choices); - EnableEvents(); - - InvalidateBestSize(); -} - -void wxComboBox::SetString(int n, const wxString &text) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = g_list_nth( GTK_LIST(list)->children, n ); - if (child) - { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - gtk_label_set_text(label, wxGTK_CONV(text)); - } - else - { - wxFAIL_MSG( wxT("wxComboBox: wrong index") ); - } - - InvalidateBestSize(); -} - -int wxComboBox::FindString( const wxString &item ) const -{ - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = GTK_LIST(list)->children; - int count = 0; - while (child) - { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); -#ifdef __WXGTK20__ - wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) ); -#else - wxString str( label->label ); -#endif - if (item == str) - return count; - - count++; - child = child->next; - } + m_parent->DoAddChild( this ); - return wxNOT_FOUND; -} + if ( entry ) + m_focusWidget = GTK_WIDGET( entry ); -int wxComboBox::GetSelection() const -{ - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; + PostCreation(size); - GList *selection = GTK_LIST(list)->selection; - if (selection) + if ( entry ) { - GList *child = GTK_LIST(list)->children; - int count = 0; - while (child) + if (style & wxCB_READONLY) { - if (child->data == selection->data) return count; - count++; - child = child->next; + // this will assert and do nothing if the value is not in our list + // of strings which is the desired behaviour (for consistency with + // wxMSW and also because it doesn't make sense to have a string + // which is not a possible choice in a read-only combobox) + SetStringSelection(value); + gtk_editable_set_editable(GTK_EDITABLE(entry), false); + } + else // editable combobox + { + // any value is accepted, even if it's not in our list + gtk_entry_set_text( entry, wxGTK_CONV(value) ); } - } - - return -1; -} - -wxString wxComboBox::GetString( int n ) const -{ - wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - wxString str; - GList *child = g_list_nth( GTK_LIST(list)->children, n ); - if (child) - { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); -#ifdef __WXGTK20__ - str = wxGTK_CONV_BACK( gtk_label_get_text(label) ); -#else - str = wxString( label->label ); -#endif - } - else - { - wxFAIL_MSG( wxT("wxComboBox: wrong index") ); + g_signal_connect_after (entry, "changed", + G_CALLBACK (gtkcombobox_text_changed_callback), this); } - return str; -} - -wxString wxComboBox::GetStringSelection() const -{ - wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") ); + g_signal_connect_after (m_widget, "changed", + G_CALLBACK (gtkcombobox_changed_callback), this); - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *selection = GTK_LIST(list)->selection; - if (selection) + if ( !gtk_check_version(2,10,0) ) { - GtkBin *bin = GTK_BIN( selection->data ); - GtkLabel *label = GTK_LABEL( bin->child ); -#ifdef __WXGTK20__ - wxString tmp( wxGTK_CONV_BACK( gtk_label_get_text(label) ) ); -#else - wxString tmp( label->label ); -#endif - return tmp; + g_signal_connect (m_widget, "notify::popup-shown", + G_CALLBACK (gtkcombobox_popupshown_callback), this); } - wxFAIL_MSG( wxT("wxComboBox: no selection") ); - - return wxT(""); -} - -int wxComboBox::GetCount() const -{ - wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = GTK_LIST(list)->children; - int count = 0; - while (child) { count++; child = child->next; } - return count; -} - -void wxComboBox::SetSelection( int n ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - DisableEvents(); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - gtk_list_unselect_item( GTK_LIST(list), m_prevSelection ); - gtk_list_select_item( GTK_LIST(list), n ); - m_prevSelection = n; + SetInitialSize(size); // need this too because this is a wxControlWithItems - EnableEvents(); -} - -bool wxComboBox::SetStringSelection( const wxString &string ) -{ - wxCHECK_MSG( m_widget != NULL, false, wxT("invalid combobox") ); - - int res = FindString( string ); - if (res == -1) return false; - SetSelection( res ); return true; } -wxString wxComboBox::GetValue() const -{ - GtkEntry *entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - wxString tmp( wxGTK_CONV_BACK( gtk_entry_get_text( entry ) ) ); - -#if 0 - for (int i = 0; i < wxStrlen(tmp.c_str()) +1; i++) - { - wxChar c = tmp[i]; - printf( "%d ", (int) (c) ); - } - printf( "\n" ); -#endif - - return tmp; -} - -void wxComboBox::SetValue( const wxString& value ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - wxString tmp = wxT(""); - if (!value.IsNull()) tmp = value; - gtk_entry_set_text( GTK_ENTRY(entry), wxGTK_CONV( tmp ) ); - - InvalidateBestSize(); -} - -void wxComboBox::Copy() -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_copy_clipboard( GTK_EDITABLE(entry) DUMMY_CLIPBOARD_ARG ); -} - -void wxComboBox::Cut() +void wxComboBox::GTKCreateComboBoxWidget() { - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); + m_widget = gtk_combo_box_entry_new_text(); + g_object_ref(m_widget); - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_cut_clipboard( GTK_EDITABLE(entry) DUMMY_CLIPBOARD_ARG ); + m_entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(m_widget))); } -void wxComboBox::Paste() +GtkEditable *wxComboBox::GetEditable() const { - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_paste_clipboard( GTK_EDITABLE(entry) DUMMY_CLIPBOARD_ARG); -} - -void wxComboBox::Undo() -{ - // TODO -} - -void wxComboBox::Redo() -{ - // TODO -} - -void wxComboBox::SelectAll() -{ - SetSelection(0, GetLastPosition()); -} - -bool wxComboBox::CanUndo() const -{ - // TODO - return false; -} - -bool wxComboBox::CanRedo() const -{ - // TODO - return false; -} - -bool wxComboBox::HasSelection() const -{ - long from, to; - GetSelection(&from, &to); - return from != to; -} - -bool wxComboBox::CanCopy() const -{ - // Can copy if there's a selection - return HasSelection(); -} - -bool wxComboBox::CanCut() const -{ - return CanCopy() && IsEditable(); -} - -bool wxComboBox::CanPaste() const -{ - // TODO: check for text on the clipboard - return IsEditable() ; -} - -bool wxComboBox::IsEditable() const -{ - return !HasFlag(wxCB_READONLY); -} - - -void wxComboBox::SetInsertionPoint( long pos ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - if ( pos == GetLastPosition() ) - pos = -1; - - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_entry_set_position( GTK_ENTRY(entry), (int)pos ); -} - -long wxComboBox::GetInsertionPoint() const -{ - return (long) GET_EDITABLE_POS( GTK_COMBO(m_widget)->entry ); -} - -long wxComboBox::GetLastPosition() const -{ - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - int pos = GTK_ENTRY(entry)->text_length; - return (long) pos-1; -} - -void wxComboBox::Replace( long from, long to, const wxString& value ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to ); - if (value.IsNull()) return; - gint pos = (gint)to; - -#if wxUSE_UNICODE - wxCharBuffer buffer = wxConvUTF8.cWX2MB( value ); - gtk_editable_insert_text( GTK_EDITABLE(entry), (const char*) buffer, strlen( (const char*) buffer ), &pos ); -#else - gtk_editable_insert_text( GTK_EDITABLE(entry), value.c_str(), value.Length(), &pos ); -#endif -} - -void wxComboBox::SetSelection( long from, long to ) -{ - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_select_region( GTK_EDITABLE(entry), (gint)from, (gint)to ); -} - -void wxComboBox::GetSelection( long* from, long* to ) const -{ - if (IsEditable()) - { - GtkEditable *editable = GTK_EDITABLE(GTK_COMBO(m_widget)->entry); -#ifdef __WXGTK20__ - gint start, end; - gtk_editable_get_selection_bounds(editable, & start, & end); - *from = start; - *to = end; -#else - *from = (long) editable->selection_start_pos; - *to = (long) editable->selection_end_pos; -#endif - } -} - -void wxComboBox::SetEditable( bool editable ) -{ - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_entry_set_editable( GTK_ENTRY(entry), editable ); + return GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(m_widget))); } void wxComboBox::OnChar( wxKeyEvent &event ) { - if ( event.GetKeyCode() == WXK_RETURN ) + switch ( event.GetKeyCode() ) { - // GTK automatically selects an item if its in the list - wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, GetId()); - event.SetString( GetValue() ); - event.SetInt( GetSelection() ); - event.SetEventObject( this ); - - if (!GetEventHandler()->ProcessEvent( event )) - { - // This will invoke the dialog default action, such - // as the clicking the default button. - - wxWindow *top_frame = m_parent; - while (top_frame->GetParent() && !(top_frame->IsTopLevel())) - top_frame = top_frame->GetParent(); - - if (top_frame && GTK_IS_WINDOW(top_frame->m_widget)) + case WXK_RETURN: + if ( HasFlag(wxTE_PROCESS_ENTER) && GetEntry() ) { - GtkWindow *window = GTK_WINDOW(top_frame->m_widget); - - if (window->default_widget) - gtk_widget_activate (window->default_widget); + // GTK automatically selects an item if its in the list + wxCommandEvent eventEnter(wxEVT_COMMAND_TEXT_ENTER, GetId()); + eventEnter.SetString( GetValue() ); + eventEnter.SetInt( GetSelection() ); + eventEnter.SetEventObject( this ); + + if ( HandleWindowEvent(eventEnter) ) + { + // Catch GTK event so that GTK doesn't open the drop + // down list upon RETURN. + return; + } } - } - - // Catch GTK event so that GTK doesn't open the drop - // down list upon RETURN. - return; + break; } event.Skip(); } -void wxComboBox::DisableEvents() +void wxComboBox::EnableTextChangedEvents(bool enable) { - gtk_signal_disconnect_by_func( GTK_OBJECT(GTK_COMBO(m_widget)->list), - GTK_SIGNAL_FUNC(gtk_combo_select_child_callback), (gpointer)this ); - gtk_signal_disconnect_by_func( GTK_OBJECT(GTK_COMBO(m_widget)->entry), - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this ); -} + if ( !GetEntry() ) + return; -void wxComboBox::EnableEvents() -{ - gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->list), "select-child", - GTK_SIGNAL_FUNC(gtk_combo_select_child_callback), (gpointer)this ); - gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this ); + if ( enable ) + { + g_signal_handlers_unblock_by_func(gtk_bin_get_child(GTK_BIN(m_widget)), + (gpointer)gtkcombobox_text_changed_callback, this); + } + else // disable + { + g_signal_handlers_block_by_func(gtk_bin_get_child(GTK_BIN(m_widget)), + (gpointer)gtkcombobox_text_changed_callback, this); + } } -void wxComboBox::OnSize( wxSizeEvent &event ) +void wxComboBox::GTKDisableEvents() { - // NB: In some situations (e.g. on non-first page of a wizard, if the - // size used is default size), GtkCombo widget is resized correctly, - // but it's look is not updated, it's rendered as if it was much wider. - // No other widgets are affected, so it looks like a bug in GTK+. - // Manually requesting resize calculation (as gtk_pizza_set_size does) - // fixes it. - if (GTK_WIDGET_VISIBLE(m_widget)) - gtk_widget_queue_resize(m_widget); + EnableTextChangedEvents(false); - event.Skip(); + g_signal_handlers_block_by_func(m_widget, + (gpointer)gtkcombobox_changed_callback, this); + g_signal_handlers_block_by_func(m_widget, + (gpointer)gtkcombobox_popupshown_callback, this); } -void wxComboBox::DoApplyWidgetStyle(GtkRcStyle *style) +void wxComboBox::GTKEnableEvents() { -// gtk_widget_modify_style( GTK_COMBO(m_widget)->button, syle ); - - gtk_widget_modify_style( GTK_COMBO(m_widget)->entry, style ); - gtk_widget_modify_style( GTK_COMBO(m_widget)->list, style ); - - GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list ); - GList *child = list->children; - while (child) - { - gtk_widget_modify_style( GTK_WIDGET(child->data), style ); - - GtkBin *bin = GTK_BIN(child->data); - gtk_widget_modify_style( bin->child, style ); + EnableTextChangedEvents(true); - child = child->next; - } + g_signal_handlers_unblock_by_func(m_widget, + (gpointer)gtkcombobox_changed_callback, this); + g_signal_handlers_unblock_by_func(m_widget, + (gpointer)gtkcombobox_popupshown_callback, this); } GtkWidget* wxComboBox::GetConnectWidget() { - return GTK_COMBO(m_widget)->entry; + return GTK_WIDGET( GetEntry() ); } -bool wxComboBox::IsOwnGtkWindow( GdkWindow *window ) +GdkWindow* wxComboBox::GTKGetWindow(wxArrayGdkWindows& /* windows */) const { - return ( (window == GTK_ENTRY( GTK_COMBO(m_widget)->entry )->text_area) || - (window == GTK_COMBO(m_widget)->button->window ) ); -} - -wxSize wxComboBox::DoGetBestSize() const -{ - wxSize ret( wxControl::DoGetBestSize() ); - - // we know better our horizontal extent: it depends on the longest string - // in the combobox - if ( m_widget ) - { - int width; - size_t count = GetCount(); - for ( size_t n = 0; n < count; n++ ) - { - GetTextExtent( GetString(n), &width, NULL, NULL, NULL ); - if ( width > ret.x ) - ret.x = width; - } - } - - // empty combobox should have some reasonable default size too - if ( ret.x < 100 ) - ret.x = 100; - - CacheBestSize(ret); - return ret; + return gtk_entry_get_text_window(GetEntry()); } // static wxVisualAttributes wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - return GetDefaultAttributesFromGTKWidget(gtk_combo_new, true); + return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new, true); +} + +void wxComboBox::SetValue(const wxString& value) +{ + if ( HasFlag(wxCB_READONLY) ) + SetStringSelection(value); + else + wxTextEntry::SetValue(value); } // ---------------------------------------------------------------------------- @@ -949,15 +313,12 @@ void wxComboBox::OnRedo(wxCommandEvent& WXUNUSED(event)) void wxComboBox::OnDelete(wxCommandEvent& WXUNUSED(event)) { - long from, to; - GetSelection(& from, & to); - if (from != -1 && to != -1) - Remove(from, to); + RemoveSelection(); } void wxComboBox::OnSelectAll(wxCommandEvent& WXUNUSED(event)) { - SetSelection(-1, -1); + SelectAll(); } void wxComboBox::OnUpdateCut(wxUpdateUIEvent& event) @@ -992,8 +353,16 @@ void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event) void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event) { - event.Enable(GetLastPosition() > 0); + event.Enable(!wxTextEntry::IsEmpty()); } -#endif +void wxComboBox::Popup() +{ + gtk_combo_box_popup( GTK_COMBO_BOX(m_widget) ); +} +void wxComboBox::Dismiss() +{ + gtk_combo_box_popdown( GTK_COMBO_BOX(m_widget) ); +} +#endif // wxUSE_COMBOBOX