X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/53b88b545eecb4a975f0bdddd5f6a08f50e42209..1c405bb51093fc7812fb66e7d47faac5707e02b5:/src/gtk/combobox.cpp diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp index be9f51d5d4..326381bcb4 100644 --- a/src/gtk/combobox.cpp +++ b/src/gtk/combobox.cpp @@ -12,12 +12,16 @@ #endif #include "wx/combobox.h" + +#if wxUSE_COMBOBOX + #include "wx/settings.h" +#include "wx/intl.h" -#include +#include "wx/textctrl.h" // for wxEVT_COMMAND_TEXT_UPDATED -#include "gdk/gdk.h" -#include "gtk/gtk.h" +#include +#include //----------------------------------------------------------------------------- // idle system @@ -41,7 +45,7 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) { if (g_isIdle) wxapp_install_idle_handler(); - if (!combo->HasVMT()) return; + if (!combo->m_hasVMT) return; if (g_blockEventsOnDrag) return; @@ -53,11 +57,21 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) combo->m_alreadySent = TRUE; + int curSelection = combo->GetSelection(); + + if (combo->m_prevSelection != curSelection) + { + GtkWidget *list = GTK_COMBO(combo->m_widget)->list; + gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection ); + } + + combo->m_prevSelection = curSelection; + wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() ); - event.SetInt( combo->GetSelection() ); + event.SetInt( curSelection ); event.SetString( combo->GetStringSelection() ); event.SetEventObject( combo ); - + combo->GetEventHandler()->ProcessEvent( event ); } @@ -69,7 +83,9 @@ static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) { if (g_isIdle) wxapp_install_idle_handler(); - + + if (!combo->m_hasVMT) return; + wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); event.SetString( combo->GetValue() ); event.SetEventObject( combo ); @@ -96,31 +112,34 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, m_alreadySent = FALSE; m_needParent = TRUE; m_acceptsFocus = TRUE; + m_prevSelection = 0; - PreCreation( parent, id, pos, size, style, name ); - - SetValidator( validator ); + 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(); // make it more useable - gtk_combo_set_use_arrows_always(GTK_COMBO(m_widget), TRUE); + gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE ); + + // and case-sensitive + gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE ); - wxSize newSize = size; - if (newSize.x == -1) - newSize.x = 100; - if (newSize.y == -1) - newSize.y = 26; - SetSize( newSize.x, newSize.y ); GtkWidget *list = GTK_COMBO(m_widget)->list; + gtk_list_set_selection_mode( GTK_LIST(list), GTK_SELECTION_MULTIPLE ); + for (int i = 0; i < n; i++) { /* don't send first event, which GTK sends aways when - inserting the first item */ + inserting the first item */ m_alreadySent = TRUE; - + GtkWidget *list_item = gtk_list_item_new_with_label( choices[i].mbc_str() ); m_clientDataList.Append( (wxObject*)NULL ); @@ -134,9 +153,9 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, gtk_widget_show( list_item ); } - m_parent->AddChild( this ); - - (m_parent->m_insertCallback)( m_parent, this ); + m_parent->DoAddChild( this ); + + m_focusWidget = GTK_COMBO(m_widget)->entry; PostCreation(); @@ -150,9 +169,25 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed", GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_WINDOW ) ); + wxSize size_best( DoGetBestSize() ); + wxSize new_size( size ); + if (new_size.x == -1) + new_size.x = size_best.x; + if (new_size.y == -1) + new_size.y = size_best.y; + if (new_size.y > size_best.y) + new_size.y = size_best.y; + if ((new_size.x != size.x) || (new_size.y != size.y)) + { + SetSize( new_size.x, new_size.y ); + + // This is required for tool bar support + gtk_widget_set_usize( m_widget, new_size.x, new_size.y ); + } + + + SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW ) ); SetForegroundColour( parent->GetForegroundColour() ); - SetFont( parent->GetFont() ); Show( TRUE ); @@ -161,19 +196,21 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, wxComboBox::~wxComboBox() { - wxNode *node = m_clientDataList.First(); + wxNode *node = m_clientObjectList.First(); while (node) { wxClientData *cd = (wxClientData*)node->Data(); if (cd) delete cd; node = node->Next(); } + m_clientObjectList.Clear(); + m_clientDataList.Clear(); } void wxComboBox::AppendCommon( const wxString &item ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; @@ -221,7 +258,7 @@ void wxComboBox::Append( const wxString &item, wxClientData *clientData ) void wxComboBox::SetClientData( int n, void* clientData ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); wxNode *node = m_clientDataList.Nth( n ); if (!node) return; @@ -231,7 +268,7 @@ void wxComboBox::SetClientData( int n, void* clientData ) void* wxComboBox::GetClientData( int n ) { - wxCHECK_MSG( m_widget != NULL, NULL, _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid combobox") ); wxNode *node = m_clientDataList.Nth( n ); if (!node) return NULL; @@ -241,7 +278,7 @@ void* wxComboBox::GetClientData( int n ) void wxComboBox::SetClientObject( int n, wxClientData* clientData ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); wxNode *node = m_clientObjectList.Nth( n ); if (!node) return; @@ -254,9 +291,9 @@ void wxComboBox::SetClientObject( int n, wxClientData* clientData ) wxClientData* wxComboBox::GetClientObject( int n ) { - wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") ); - wxNode *node = m_clientDataList.Nth( n ); + wxNode *node = m_clientObjectList.Nth( n ); if (!node) return (wxClientData*) NULL; return (wxClientData*) node->Data(); @@ -264,7 +301,7 @@ wxClientData* wxComboBox::GetClientObject( int n ) void wxComboBox::Clear() { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; gtk_list_clear_items( GTK_LIST(list), 0, Number() ); @@ -283,7 +320,7 @@ void wxComboBox::Clear() void wxComboBox::Delete( int n ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list ); @@ -291,7 +328,7 @@ void wxComboBox::Delete( int n ) if (!child) { - wxFAIL_MSG(_T("wrong index")); + wxFAIL_MSG(wxT("wrong index")); return; } @@ -316,7 +353,7 @@ void wxComboBox::Delete( int n ) int wxComboBox::FindString( const wxString &item ) { - wxCHECK_MSG( m_widget != NULL, -1, _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; @@ -337,7 +374,7 @@ int wxComboBox::FindString( const wxString &item ) int wxComboBox::GetSelection() const { - wxCHECK_MSG( m_widget != NULL, -1, _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; @@ -354,14 +391,12 @@ int wxComboBox::GetSelection() const } } - wxFAIL_MSG( _T("wxComboBox: no selection") ); - return -1; } wxString wxComboBox::GetString( int n ) const { - wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; @@ -375,7 +410,7 @@ wxString wxComboBox::GetString( int n ) const } else { - wxFAIL_MSG( _T("wxComboBox: wrong index") ); + wxFAIL_MSG( wxT("wxComboBox: wrong index") ); } return str; @@ -383,7 +418,7 @@ wxString wxComboBox::GetString( int n ) const wxString wxComboBox::GetStringSelection() const { - wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; @@ -395,14 +430,14 @@ wxString wxComboBox::GetStringSelection() const return tmp; } - wxFAIL_MSG( _T("wxComboBox: no selection") ); + wxFAIL_MSG( wxT("wxComboBox: no selection") ); - return _T(""); + return wxT(""); } int wxComboBox::Number() const { - wxCHECK_MSG( m_widget != NULL, 0, _T("invalid combobox") ); + wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") ); GtkWidget *list = GTK_COMBO(m_widget)->list; @@ -414,15 +449,21 @@ int wxComboBox::Number() const void wxComboBox::SetSelection( int n ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + 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; + + EnableEvents(); } void wxComboBox::SetStringSelection( const wxString &string ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); int res = FindString( string ); if (res == -1) return; @@ -438,20 +479,20 @@ wxString wxComboBox::GetValue() const void wxComboBox::SetValue( const wxString& value ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *entry = GTK_COMBO(m_widget)->entry; - wxString tmp = _T(""); + wxString tmp = wxT(""); if (!value.IsNull()) tmp = value; gtk_entry_set_text( GTK_ENTRY(entry), tmp.mbc_str() ); } void wxComboBox::Copy() { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *entry = GTK_COMBO(m_widget)->entry; -#if (GTK_MINOR_VERSION > 0) +#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0) gtk_editable_copy_clipboard( GTK_EDITABLE(entry) ); #else gtk_editable_copy_clipboard( GTK_EDITABLE(entry), 0 ); @@ -460,10 +501,10 @@ void wxComboBox::Copy() void wxComboBox::Cut() { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *entry = GTK_COMBO(m_widget)->entry; -#if (GTK_MINOR_VERSION > 0) +#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0) gtk_editable_cut_clipboard( GTK_EDITABLE(entry) ); #else gtk_editable_cut_clipboard( GTK_EDITABLE(entry), 0 ); @@ -472,10 +513,10 @@ void wxComboBox::Cut() void wxComboBox::Paste() { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *entry = GTK_COMBO(m_widget)->entry; -#if (GTK_MINOR_VERSION > 0) +#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0) gtk_editable_paste_clipboard( GTK_EDITABLE(entry) ); #else gtk_editable_paste_clipboard( GTK_EDITABLE(entry), 0 ); @@ -484,7 +525,7 @@ void wxComboBox::Paste() void wxComboBox::SetInsertionPoint( long pos ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); GtkWidget *entry = GTK_COMBO(m_widget)->entry; gtk_entry_set_position( GTK_ENTRY(entry), (int)pos ); @@ -492,7 +533,7 @@ void wxComboBox::SetInsertionPoint( long pos ) void wxComboBox::SetInsertionPointEnd() { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); SetInsertionPoint( -1 ); } @@ -512,7 +553,7 @@ long wxComboBox::GetLastPosition() const void wxComboBox::Replace( long from, long to, const wxString& value ) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); // FIXME: not quite sure how to do this method right in multibyte mode GtkWidget *entry = GTK_COMBO(m_widget)->entry; @@ -524,7 +565,7 @@ void wxComboBox::Replace( long from, long to, const wxString& value ) void wxComboBox::Remove(long from, long to) { - wxCHECK_RET( m_widget != NULL, _T("invalid combobox") ); + 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 ); @@ -565,6 +606,7 @@ void wxComboBox::OnChar( wxKeyEvent &event ) if ( FindString(value) == wxNOT_FOUND ) { Append(value); + SetStringSelection(value); // and generate the selected event for it wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() ); @@ -580,15 +622,43 @@ void wxComboBox::OnChar( wxKeyEvent &event ) event.Skip(); } +void wxComboBox::DisableEvents() +{ + GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list ); + GList *child = list->children; + while (child) + { + gtk_signal_disconnect_by_func( GTK_OBJECT(child->data), + GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this ); + + child = child->next; + } +} + +void wxComboBox::EnableEvents() +{ + GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list ); + GList *child = list->children; + while (child) + { + gtk_signal_connect( GTK_OBJECT(child->data), "select", + GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this ); + + child = child->next; + } +} + void wxComboBox::OnSize( wxSizeEvent &event ) { - wxControl::OnSize( event ); + event.Skip(); +#if 0 int w = 21; gtk_widget_set_usize( GTK_COMBO(m_widget)->entry, m_width-w-1, m_height ); gtk_widget_set_uposition( GTK_COMBO(m_widget)->button, m_x+m_width-w, m_y ); gtk_widget_set_usize( GTK_COMBO(m_widget)->button, w, m_height ); +#endif // 0 } void wxComboBox::ApplyWidgetStyle() @@ -623,3 +693,31 @@ bool wxComboBox::IsOwnGtkWindow( GdkWindow *window ) (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 + ret.x = 0; + if ( m_widget ) + { + GdkFont *font = m_font.GetInternalFont(); + + wxCoord width; + size_t count = Number(); + for ( size_t n = 0; n < count; n++ ) + { + width = (wxCoord)gdk_string_width(font, GetString(n).mbc_str()); + if ( width > ret.x ) + ret.x = width; + } + } + + // empty combobox should have some reasonable default size too + if ( ret.x < 100 ) + ret.x = 100; + return ret; +} + +#endif