X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/10bd1f7d3bae0955cc7244c8c35d5e1151517c94..9d5507f7a2701395e1d5c121bd877bb9066ee6ea:/src/gtk/menu.cpp diff --git a/src/gtk/menu.cpp b/src/gtk/menu.cpp index 65006103ee..71dc66a136 100644 --- a/src/gtk/menu.cpp +++ b/src/gtk/menu.cpp @@ -1,6 +1,6 @@ ///////////////////////////////////////////////////////////////////////////// // Name: src/gtk/menu.cpp -// Purpose: +// Purpose: implementation of wxMenuBar and wxMenu classes for wxGTK // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling @@ -10,6 +10,8 @@ // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" +#if wxUSE_MENUS + #include "wx/menu.h" #ifndef WX_PRECOMP @@ -23,15 +25,12 @@ #include "wx/accel.h" #include "wx/stockitem.h" #include "wx/gtk/private.h" - -#ifdef __WXGTK20__ -#include -#endif +#include "wx/gtk/private/mnemonics.h" // FIXME: is this right? somehow I don't think so (VZ) #define gtk_accel_group_attach(g, o) gtk_window_add_accel_group((o), (g)) -//#define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g)) +#define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g)) //#define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m) #define ACCEL_OBJECT GtkWindow @@ -41,56 +40,17 @@ // we use normal item but with a special id for the menu title static const int wxGTK_TITLE_ID = -3; -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- +// forward declare it as it's used by wxMenuBar too when using Hildon +extern "C" +{ + static void gtk_menu_clicked_callback(GtkWidget *widget, wxMenu *menu); +} #if wxUSE_ACCEL +static bool wxGetStockGtkAccelerator(const char *id, GdkModifierType *mod, guint *key); static wxString GetGtkHotKey( const wxMenuItem& item ); #endif -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- - -static wxString wxReplaceUnderscore( const wxString& title ) -{ - const wxChar *pc; - - // GTK 1.2 wants to have "_" instead of "&" for accelerators - wxString str; - pc = title; - while (*pc != wxT('\0')) - { - if ((*pc == wxT('&')) && (*(pc+1) == wxT('&'))) - { - // "&" is doubled to indicate "&" instead of accelerator - ++pc; - str << wxT('&'); - } - else if (*pc == wxT('&')) - { - str << wxT('_'); - } - else - { - if ( *pc == wxT('_') ) - { - // underscores must be doubled to prevent them from being - // interpreted as accelerator character prefix by GTK - str << *pc; - } - - str << *pc; - } - ++pc; - } - - // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() ); - - return str; -} - //----------------------------------------------------------------------------- // activate message from GTK //----------------------------------------------------------------------------- @@ -100,24 +60,26 @@ static void DoCommonMenuCallbackCode(wxMenu *menu, wxMenuEvent& event) event.SetEventObject( menu ); wxEvtHandler* handler = menu->GetEventHandler(); - if (handler && handler->ProcessEvent(event)) + if (handler && handler->SafelyProcessEvent(event)) return; wxWindow *win = menu->GetInvokingWindow(); if (win) - win->GetEventHandler()->ProcessEvent( event ); + win->HandleWindowEvent( event ); } extern "C" { -static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu ) +static void +gtk_menu_open_callback(GtkWidget * WXUNUSED(widget), wxMenu *menu) { wxMenuEvent event(wxEVT_MENU_OPEN, -1, menu); DoCommonMenuCallbackCode(menu, event); } -static void gtk_menu_close_callback( GtkWidget *widget, wxMenuBar *menubar ) +static void +gtk_menu_close_callback(GtkWidget * WXUNUSED(widget), wxMenuBar *menubar) { if ( !menubar->GetMenuCount() ) { @@ -140,13 +102,17 @@ IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow) void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style) { - // the parent window is known after wxFrame::SetMenu() - m_needParent = false; m_style = style; - m_invokingWindow = (wxWindow*) NULL; - - if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) || - !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") )) + m_invokingWindow = NULL; + +#if wxUSE_LIBHILDON + // Hildon window uses a single menu instead of a menu bar, so wxMenuBar is + // the same as menu in this case + m_widget = + m_menubar = gtk_menu_new(); +#else // !wxUSE_LIBHILDON + if (!PreCreation( NULL, wxDefaultPosition, wxDefaultSize ) || + !CreateBase( NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") )) { wxFAIL_MSG( wxT("wxMenuBar creation failed") ); return; @@ -168,6 +134,7 @@ void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long st PostCreation(); ApplyWidgetStyle(); +#endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON for (size_t i = 0; i < n; ++i ) Append(menus[i], titles[i]); @@ -178,7 +145,6 @@ void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long st // can't pass the menu which was closed in wxMenuEvent object g_signal_connect (m_menubar, "deactivate", G_CALLBACK (gtk_menu_close_callback), this); - } wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style) @@ -208,6 +174,11 @@ static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win ) while (top_frame->GetParent() && !(top_frame->IsTopLevel())) top_frame = top_frame->GetParent(); + // support for native hot keys + ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget); + if ( menu->m_accel && g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) ) + gtk_accel_group_detach( menu->m_accel, obj ); + wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); while (node) { @@ -327,18 +298,42 @@ bool wxMenuBar::Append( wxMenu *menu, const wxString &title ) bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos) { - wxString str( wxReplaceUnderscore( title ) ); + menu->SetLayoutDirection(GetLayoutDirection()); - // This doesn't have much effect right now. - menu->SetTitle( str ); +#if wxUSE_LIBHILDON + // if the menu has only one item, append it directly to the top level menu + // instead of inserting a useless submenu + if ( menu->GetMenuItemCount() == 1 ) + { + wxMenuItem * const item = menu->FindItemByPosition(0); - // The "m_owner" is the "menu item" - menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) ); - menu->SetLayoutDirection(GetLayoutDirection()); + // remove both mnemonics and accelerator: neither is useful under Maemo + const wxString str(wxStripMenuCodes(item->GetItemLabel())); - gtk_widget_show( menu->m_owner ); + if ( item->IsSubMenu() ) + return GtkAppend(item->GetSubMenu(), str, pos); - gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu ); + menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) ); + + g_signal_connect(menu->m_owner, "activate", + G_CALLBACK(gtk_menu_clicked_callback), menu); + item->SetMenuItem(menu->m_owner); + } + else +#endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON + { + const wxString str(wxConvertMnemonicsToGTK(title)); + + // This doesn't have much effect right now. + menu->SetTitle( str ); + + // The "m_owner" is the "menu item" + menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) ); + + gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu ); + } + + gtk_widget_show( menu->m_owner ); if (pos == -1) gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner ); @@ -352,21 +347,8 @@ bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos) // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables // addings menu later on. if (m_invokingWindow) - { wxMenubarSetInvokingWindow( menu, m_invokingWindow ); - // OPTIMISE ME: we should probably cache this, or pass it - // directly, but for now this is a minimal - // change to validate the new dynamic sizing. - // see (and refactor :) similar code in Remove - // below. - - wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame ); - - if( frame ) - frame->UpdateMenuBarSize(); - } - return true; } @@ -409,20 +391,14 @@ wxMenu *wxMenuBar::Remove(size_t pos) menu->m_owner = NULL; if (m_invokingWindow) - { - // OPTIMISE ME: see comment in GtkAppend - wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame ); - - if( frame ) - frame->UpdateMenuBarSize(); - } + wxMenubarUnsetInvokingWindow( menu, m_invokingWindow ); return menu; } static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString ) { - if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString)) + if (wxMenuItem::GetLabelText(wxConvertMnemonicsFromGTK(menu->GetTitle())) == wxMenuItem::GetLabelText(menuString)) { int res = menu->FindItem( itemString ); if (res != wxNOT_FOUND) @@ -507,7 +483,7 @@ void wxMenuBar::EnableTop( size_t pos, bool flag ) gtk_widget_set_sensitive( menu->m_owner, flag ); } -wxString wxMenuBar::GetLabelTop( size_t pos ) const +wxString wxMenuBar::GetMenuLabel( size_t pos ) const { wxMenuList::compatibility_iterator node = m_menus.Item( pos ); @@ -515,26 +491,10 @@ wxString wxMenuBar::GetLabelTop( size_t pos ) const wxMenu* menu = node->GetData(); - wxString label; - wxString text( menu->GetTitle() ); - for ( const wxChar *pc = text.c_str(); *pc; pc++ ) - { - if ( *pc == wxT('_') ) - { - // '_' is the escape character for GTK+ - continue; - } - - // don't remove ampersands '&' since if we have them in the menu title - // it means that they were doubled to indicate "&" instead of accelerator - - label += *pc; - } - - return label; + return wxConvertMnemonicsFromGTK(menu->GetTitle()); } -void wxMenuBar::SetLabelTop( size_t pos, const wxString& label ) +void wxMenuBar::SetMenuLabel( size_t pos, const wxString& label ) { wxMenuList::compatibility_iterator node = m_menus.Item( pos ); @@ -542,7 +502,7 @@ void wxMenuBar::SetLabelTop( size_t pos, const wxString& label ) wxMenu* menu = node->GetData(); - const wxString str( wxReplaceUnderscore( label ) ); + const wxString str(wxConvertMnemonicsToGTK(label)); menu->SetTitle( str ); @@ -612,9 +572,8 @@ static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu ) commandEvent.SetEventObject(frame); if (item->IsCheckable()) commandEvent.SetInt(item->IsChecked()); - commandEvent.SetEventObject(menu); - frame->GetEventHandler()->ProcessEvent(commandEvent); + frame->HandleWindowEvent(commandEvent); } else { @@ -642,11 +601,11 @@ static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu ) event.SetEventObject( menu ); wxEvtHandler* handler = menu->GetEventHandler(); - if (handler && handler->ProcessEvent(event)) + if (handler && handler->SafelyProcessEvent(event)) return; wxWindow *win = menu->GetInvokingWindow(); - if (win) win->GetEventHandler()->ProcessEvent( event ); + if (win) win->HandleWindowEvent( event ); } } @@ -668,12 +627,12 @@ static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu ) event.SetEventObject( menu ); wxEvtHandler* handler = menu->GetEventHandler(); - if (handler && handler->ProcessEvent(event)) + if (handler && handler->SafelyProcessEvent(event)) return; wxWindow *win = menu->GetInvokingWindow(); if (win) - win->GetEventHandler()->ProcessEvent( event ); + win->HandleWindowEvent( event ); } } @@ -731,8 +690,15 @@ wxMenuItem::~wxMenuItem() // return the menu item text without any menu accels /* static */ -wxString wxMenuItemBase::GetLabelFromText(const wxString& text) + +wxString wxMenuItemBase::GetLabelText(const wxString& text) { + // The argument to this function will now always be in wxWidgets standard label + // format, not GTK+ format, so we do what the other ports do. + + return wxStripMenuCodes(text); + +#if 0 wxString label; for ( const wxChar *pc = text.c_str(); *pc; pc++ ) @@ -766,12 +732,21 @@ wxString wxMenuItemBase::GetLabelFromText(const wxString& text) label += *pc; } - // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() ); + // wxPrintf( wxT("GetLabelText(): text %s label %s\n"), text.c_str(), label.c_str() ); return label; +#endif +} + +wxString wxMenuItem::GetItemLabel() const +{ + wxString label = wxConvertMnemonicsFromGTK(m_text); + if (!m_hotKey.IsEmpty()) + label << "\t" << m_hotKey; + return label; } -void wxMenuItem::SetText( const wxString& str ) +void wxMenuItem::SetItemLabel( const wxString& str ) { // cache some data which must be used later bool isstock = wxIsStockID(GetId()); @@ -784,11 +759,14 @@ void wxMenuItem::SetText( const wxString& str ) oldLabel = wxStripMenuCodes(oldLabel); oldLabel.Replace(wxT("_"), wxT("")); wxString label1 = wxStripMenuCodes(str); +#if wxUSE_ACCEL wxString oldhotkey = GetHotKey(); // Store the old hotkey in Ctrl-foo format wxCharBuffer oldbuf = wxGTK_CONV_SYS( GetGtkHotKey(*this) ); // and as foo +#endif // wxUSE_ACCEL DoSetText(str); +#if wxUSE_ACCEL if (oldLabel == label1 && oldhotkey == GetHotKey()) // Make sure we can change a hotkey even if the label is unaltered return; @@ -863,28 +841,33 @@ void wxMenuItem::SetText( const wxString& str ) accel_key, accel_mods ); } +#endif // wxUSE_ACCEL } // NOTE: this function is different from the similar functions GTKProcessMnemonics() -// implemented in control.cpp and from wxMenuItemBase::GetLabelFromText... +// implemented in control.cpp and from wxMenuItemBase::GetLabelText... // so there's no real code duplication wxString wxMenuItem::GTKProcessMenuItemLabel(const wxString& str, wxString *hotKey) { wxString text; // '\t' is the deliminator indicating a hot key - const wxChar *pc = str; - while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) ) + wxString::const_iterator pc = str.begin(); + while ( pc != str.end() && *pc != wxT('\t') ) { - if ((*pc == wxT('&')) && (*(pc+1) == wxT('&'))) + if (*pc == wxT('&')) { - // "&" is doubled to indicate "&" instead of accelerator - ++pc; - text << wxT('&'); - } - else if (*pc == wxT('&')) - { - text << wxT('_'); + wxString::const_iterator next = pc + 1; + if (next != str.end() && *next == wxT('&')) + { + // "&" is doubled to indicate "&" instead of accelerator + ++pc; + text << wxT('&'); + } + else + { + text << wxT('_'); + } } else if ( *pc == wxT('_') ) // escape underscores { @@ -903,7 +886,7 @@ wxString wxMenuItem::GTKProcessMenuItemLabel(const wxString& str, wxString *hotK if(*pc == wxT('\t')) { pc++; - *hotKey = pc; + hotKey->assign(pc, str.end()); } } @@ -1014,17 +997,24 @@ void wxMenu::Init() wxMenu::~wxMenu() { - WX_CLEAR_LIST(wxMenuItemList, m_items); - if ( GTK_IS_WIDGET( m_menu )) { // see wxMenu::Init gtk_widget_unref( m_menu ); + g_object_unref( m_accel ); + // if the menu is inserted in another menu at this time, there was // one more reference to it: if ( m_owner ) gtk_widget_destroy( m_menu ); } + + // This must come after we release GTK resources above. Otherwise, GTK will + // give warnings/errors when attempting to free accelerator resources from + // child items that just were destroyed (the m_menu widget can contain + // references to accelerators in child items. Problem detected when removing + // a menu from a wxMenuBar, and the removed menu had submenus with accelerators.) + WX_CLEAR_LIST(wxMenuItemList, m_items); } void wxMenu::SetLayoutDirection(const wxLayoutDirection dir) @@ -1044,7 +1034,7 @@ bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos) GtkWidget *menuItem; // cache some data used later - wxString text = mitem->GetText(); + wxString text = mitem->wxMenuItemBase::GetItemLabel(); int id = mitem->GetId(); bool isstock = wxIsStockID(id); const char *stockid = NULL; @@ -1110,7 +1100,7 @@ bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos) } else // a normal item { - // NB: 'text' variable has "_" instead of "&" after mitem->SetText() + // NB: 'text' variable has "_" instead of "&" after mitem->SetItemLabel() // so don't use it switch ( mitem->GetKind() ) @@ -1154,11 +1144,11 @@ bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos) } +#if wxUSE_ACCEL guint accel_key; GdkModifierType accel_mods; wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*mitem) ); - // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetGtkHotKey(*mitem).c_str() ); if (buf[(size_t)0] != '\0') { gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods); @@ -1183,6 +1173,7 @@ bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos) accel_mods, GTK_ACCEL_VISIBLE); } +#endif // wxUSE_ACCEL if (pos == -1) gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem); @@ -1254,11 +1245,19 @@ wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item) wxMenuItem *wxMenu::DoRemove(wxMenuItem *item) { if ( !wxMenuBase::DoRemove(item) ) - return (wxMenuItem *)NULL; + return NULL; + + GtkWidget * const mitem = item->GetMenuItem(); + if ( m_prevRadio == mitem ) + { + // deleting an item starts a new radio group (has to as we shouldn't + // keep a deleted pointer anyhow) + m_prevRadio = NULL; + } // TODO: this code doesn't delete the item factory item and this seems // impossible as of GTK 1.2.6. - gtk_widget_destroy( item->GetMenuItem() ); + gtk_widget_destroy( mitem ); return item; } @@ -1670,8 +1669,6 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y ) #endif // wxUSE_MENUS_NATIVE -#ifdef __WXGTK20__ - #include const char *wxGetStockGtkID(wxWindowID id) @@ -1770,6 +1767,8 @@ const char *wxGetStockGtkID(wxWindowID id) return NULL; } +#if wxUSE_ACCEL +static bool wxGetStockGtkAccelerator(const char *id, GdkModifierType *mod, guint *key) { if (!id) @@ -1789,5 +1788,6 @@ bool wxGetStockGtkAccelerator(const char *id, GdkModifierType *mod, guint *key) return false; } +#endif // wxUSE_ACCEL -#endif // __WXGTK20__ +#endif // wxUSE_MENUS