cd743a6f71
no menu's help texts disappear again now that is git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1614 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
646 lines
15 KiB
C++
646 lines
15 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: menu.cpp
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// Purpose:
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// Author: Robert Roebling
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "menu.h"
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#pragma implementation "menuitem.h"
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#endif
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#include "wx/menu.h"
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#include "wx/log.h"
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#include "wx/intl.h"
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#include "wx/app.h"
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#include "gdk/gdk.h"
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#include "gtk/gtk.h"
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//-----------------------------------------------------------------------------
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// wxMenuBar
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
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wxMenuBar::wxMenuBar()
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{
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m_needParent = FALSE; // hmmm
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PreCreation( (wxWindow *) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, "menu" );
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m_menus.DeleteContents( TRUE );
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m_menubar = gtk_menu_bar_new();
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m_widget = GTK_WIDGET(m_menubar);
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PostCreation();
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Show( TRUE );
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}
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void wxMenuBar::Append( wxMenu *menu, const wxString &title )
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{
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m_menus.Append( menu );
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menu->m_title = title;
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int pos;
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do
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{
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pos = menu->m_title.First( '&' );
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if (pos != -1) menu->m_title.Remove( pos, 1 );
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} while (pos != -1);
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menu->m_owner = gtk_menu_item_new_with_label( WXSTRINGCAST(menu->m_title) );
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gtk_widget_show( menu->m_owner );
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gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
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gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), menu->m_owner );
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}
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static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
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{
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if (menu->m_title == menuString)
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{
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int res = menu->FindItem( itemString );
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if (res != -1) return res;
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}
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wxNode *node = menu->m_items.First();
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while (node)
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{
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wxMenuItem *item = (wxMenuItem*)node->Data();
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if (item->IsSubMenu())
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return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
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node = node->Next();
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}
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return -1;
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}
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int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
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{
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wxNode *node = m_menus.First();
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while (node)
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{
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wxMenu *menu = (wxMenu*)node->Data();
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int res = FindMenuItemRecursive( menu, menuString, itemString);
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if (res != -1) return res;
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node = node->Next();
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}
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return -1;
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}
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/* Find a wxMenuItem using its id. Recurses down into sub-menus */
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static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
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{
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wxMenuItem* result = menu->FindItem(id);
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wxNode *node = menu->m_items.First();
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while ( node && result == NULL )
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{
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wxMenuItem *item = (wxMenuItem*)node->Data();
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if (item->IsSubMenu())
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{
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result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
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}
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node = node->Next();
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}
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return result;
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}
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wxMenuItem* wxMenuBar::FindMenuItemById( int id ) const
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{
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wxMenuItem* result = 0;
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wxNode *node = m_menus.First();
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while (node && result == 0)
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{
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wxMenu *menu = (wxMenu*)node->Data();
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result = FindMenuItemByIdRecursive( menu, id );
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node = node->Next();
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}
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return result;
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}
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void wxMenuBar::Check( int id, bool check )
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) item->Check(check);
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}
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bool wxMenuBar::Checked( int id ) const
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) return item->IsChecked();
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return FALSE;
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}
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void wxMenuBar::Enable( int id, bool enable )
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) item->Enable(enable);
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}
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bool wxMenuBar::Enabled( int id ) const
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) return item->IsEnabled();
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return FALSE;
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}
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wxString wxMenuBar::GetLabel( int id ) const
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) return item->GetText();
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return wxString("");
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}
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void wxMenuBar::SetLabel( int id, const wxString &label )
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) item->SetText( label );
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}
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void wxMenuBar::EnableTop( int pos, bool flag )
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{
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wxNode *node = m_menus.Nth( pos );
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wxCHECK_RET( node, "menu not found" );
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wxMenu* menu = (wxMenu*)node->Data();
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if (menu->m_owner) gtk_widget_set_sensitive( menu->m_owner, flag );
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}
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wxString wxMenuBar::GetLabelTop( int pos ) const
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{
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wxNode *node = m_menus.Nth( pos );
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wxCHECK_MSG( node, "invalid", "menu not found" );
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wxMenu* menu = (wxMenu*)node->Data();
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return menu->GetTitle();
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}
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void wxMenuBar::SetLabelTop( int pos, const wxString& label )
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{
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wxNode *node = m_menus.Nth( pos );
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wxCHECK_RET( node, "menu not found" );
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wxMenu* menu = (wxMenu*)node->Data();
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menu->SetTitle( label );
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}
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void wxMenuBar::SetHelpString( int id, const wxString& helpString )
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item) item->SetHelp( helpString );
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}
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wxString wxMenuBar::GetHelpString( int id ) const
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{
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wxMenuItem* item = FindMenuItemById( id );
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if (item)
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return item->GetHelp();
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else
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return wxString("");
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}
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//-----------------------------------------------------------------------------
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// "activate"
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//-----------------------------------------------------------------------------
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static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
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{
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int id = menu->FindMenuIdByMenuItem(widget);
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/* should find it for normal (not popup) menu */
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wxASSERT( (id != -1) || (menu->GetInvokingWindow() != NULL) );
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if (!menu->IsEnabled(id)) return;
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wxMenuItem* item = menu->FindItem( id );
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wxCHECK_RET( item, "error in menu item callback" );
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if (item->m_isCheckMenu)
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{
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if (item->m_isChecked == item->IsChecked())
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{
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/* the menu item has been checked by calling wxMenuItem->Check() */
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return;
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}
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else
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{
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/* the user pressed on the menu item -> report */
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item->m_isChecked = item->IsChecked(); /* make consistent again */
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}
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}
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wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, id );
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event.SetEventObject( menu );
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event.SetInt(id );
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if (menu->m_callback)
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{
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(void) (*(menu->m_callback)) (*menu, event);
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return;
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}
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if (menu->GetEventHandler()->ProcessEvent(event)) return;
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wxWindow *win = menu->GetInvokingWindow();
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if (win) win->GetEventHandler()->ProcessEvent( event );
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}
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//-----------------------------------------------------------------------------
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// "select"
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//-----------------------------------------------------------------------------
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static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
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{
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int id = menu->FindMenuIdByMenuItem(widget);
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wxASSERT( id != -1 ); // should find it!
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if (!menu->IsEnabled(id)) return;
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wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
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event.SetEventObject( menu );
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/* wxMSW doesn't call callback here either
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if (menu->m_callback)
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{
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(void) (*(menu->m_callback)) (*menu, event);
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return;
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}
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*/
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if (menu->GetEventHandler()->ProcessEvent(event)) return;
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wxWindow *win = menu->GetInvokingWindow();
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if (win) win->GetEventHandler()->ProcessEvent( event );
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}
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//-----------------------------------------------------------------------------
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// "deselect"
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//-----------------------------------------------------------------------------
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static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
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{
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int id = menu->FindMenuIdByMenuItem(widget);
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wxASSERT( id != -1 ); // should find it!
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if (!menu->IsEnabled(id)) return;
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wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
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event.SetEventObject( menu );
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if (menu->GetEventHandler()->ProcessEvent(event)) return;
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wxWindow *win = menu->GetInvokingWindow();
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if (win) win->GetEventHandler()->ProcessEvent( event );
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}
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//-----------------------------------------------------------------------------
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// wxMenuItem
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxMenuItem,wxObject)
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wxMenuItem::wxMenuItem()
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{
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m_id = ID_SEPARATOR;
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m_isCheckMenu = FALSE;
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m_isChecked = FALSE;
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m_isEnabled = TRUE;
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m_subMenu = (wxMenu *) NULL;
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m_menuItem = (GtkWidget *) NULL;
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}
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/* it's valid for this function to be called even if m_menuItem == NULL */
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void wxMenuItem::SetName( const wxString& str )
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{
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m_text = "";
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for ( const char *pc = str; *pc != '\0'; pc++ )
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{
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if (*pc == '&') pc++; /* skip it */
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m_text << *pc;
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}
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if (m_menuItem)
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{
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GtkLabel *label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
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gtk_label_set( label, m_text.c_str());
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}
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}
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void wxMenuItem::Check( bool check )
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{
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wxCHECK_RET( m_menuItem, "invalid menu item" );
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wxCHECK_RET( IsCheckable(), "Can't check uncheckable item!" )
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if (check == m_isChecked) return;
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m_isChecked = check;
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gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
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}
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void wxMenuItem::Enable( bool enable )
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{
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wxCHECK_RET( m_menuItem, "invalid menu item" );
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gtk_widget_set_sensitive( m_menuItem, enable );
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m_isEnabled = enable;
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}
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bool wxMenuItem::IsChecked() const
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{
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wxCHECK_MSG( m_menuItem, FALSE, "invalid menu item" );
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wxCHECK( IsCheckable(), FALSE ); // can't get state of uncheckable item!
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bool bIsChecked = ((GtkCheckMenuItem*)m_menuItem)->active != 0;
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return bIsChecked;
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}
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//-----------------------------------------------------------------------------
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// wxMenu
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
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wxMenu::wxMenu( const wxString& title, const wxFunction func )
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{
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m_title = title;
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m_items.DeleteContents( TRUE );
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m_invokingWindow = (wxWindow *) NULL;
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m_menu = gtk_menu_new(); // Do not show!
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m_callback = func;
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m_eventHandler = this;
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m_clientData = (void*) NULL;
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if (m_title.IsNull()) m_title = "";
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if (m_title != "")
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{
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Append(-2, m_title);
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AppendSeparator();
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}
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m_owner = (GtkWidget*) NULL;
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}
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void wxMenu::SetTitle( const wxString& title )
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{
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/* Waiting for something better. */
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m_title = title;
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}
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const wxString wxMenu::GetTitle() const
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{
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return m_title;
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}
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void wxMenu::AppendSeparator()
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{
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wxMenuItem *mitem = new wxMenuItem();
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mitem->SetId(ID_SEPARATOR);
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GtkWidget *menuItem = gtk_menu_item_new();
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gtk_menu_append( GTK_MENU(m_menu), menuItem );
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gtk_widget_show( menuItem );
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mitem->SetMenuItem(menuItem);
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m_items.Append( mitem );
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}
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void wxMenu::Append( int id, const wxString &item, const wxString &helpStr, bool checkable )
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{
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wxMenuItem *mitem = new wxMenuItem();
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mitem->SetId(id);
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mitem->SetText(item);
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mitem->SetHelp(helpStr);
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mitem->SetCheckable(checkable);
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const char *text = mitem->GetText();
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GtkWidget *menuItem = checkable ? gtk_check_menu_item_new_with_label(text)
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: gtk_menu_item_new_with_label(text);
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mitem->SetMenuItem(menuItem);
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gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
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GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
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(gpointer*)this );
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gtk_signal_connect( GTK_OBJECT(menuItem), "select",
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GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
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(gpointer*)this );
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gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
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GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
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(gpointer*)this );
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gtk_menu_append( GTK_MENU(m_menu), menuItem );
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gtk_widget_show( menuItem );
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m_items.Append( mitem );
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}
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void wxMenu::Append( int id, const wxString &text, wxMenu *subMenu, const wxString &helpStr )
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{
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wxMenuItem *mitem = new wxMenuItem();
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mitem->SetId(id);
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mitem->SetText(text);
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GtkWidget *menuItem = gtk_menu_item_new_with_label(mitem->GetText());
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mitem->SetHelp(helpStr);
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mitem->SetMenuItem(menuItem);
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mitem->SetSubMenu(subMenu);
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gtk_signal_connect( GTK_OBJECT(menuItem), "select",
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GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
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(gpointer*)this );
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gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
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GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
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(gpointer*)this );
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gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), subMenu->m_menu );
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gtk_menu_append( GTK_MENU(m_menu), menuItem );
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gtk_widget_show( menuItem );
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m_items.Append( mitem );
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}
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int wxMenu::FindItem( const wxString itemString ) const
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{
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wxString s( itemString );
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int pos;
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do
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{
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pos = s.First( '&' );
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if (pos != -1) s.Remove( pos, 1 );
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} while (pos != -1);
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wxNode *node = m_items.First();
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while (node)
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{
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wxMenuItem *item = (wxMenuItem*)node->Data();
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if (item->GetText() == s)
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{
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return item->GetId();
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}
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node = node->Next();
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}
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return -1;
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}
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void wxMenu::Enable( int id, bool enable )
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{
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wxMenuItem *item = FindItem(id);
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if (item)
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{
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item->Enable(enable);
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}
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}
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bool wxMenu::IsEnabled( int id ) const
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{
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wxMenuItem *item = FindItem(id);
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if (item)
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{
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return item->IsEnabled();
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}
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else
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{
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return FALSE;
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}
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}
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void wxMenu::Check( int id, bool enable )
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{
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wxMenuItem *item = FindItem(id);
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if (item)
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{
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item->Check(enable);
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}
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}
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bool wxMenu::IsChecked( int id ) const
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{
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wxMenuItem *item = FindItem(id);
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if (item)
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{
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return item->IsChecked();
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}
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else
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{
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return FALSE;
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}
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}
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void wxMenu::SetLabel( int id, const wxString &label )
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{
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wxMenuItem *item = FindItem(id);
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if (item)
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{
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item->SetText(label);
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}
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}
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wxString wxMenu::GetLabel( int id ) const
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{
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wxMenuItem *item = FindItem(id);
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if (item)
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{
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return item->GetText();
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}
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else
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{
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return "";
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}
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}
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void wxMenu::SetHelpString( int id, const wxString& helpString )
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{
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wxMenuItem *item = FindItem(id);
|
|
if (item) item->SetHelp( helpString );
|
|
}
|
|
|
|
wxString wxMenu::GetHelpString( int id ) const
|
|
{
|
|
wxMenuItem *item = FindItem(id);
|
|
if (item)
|
|
{
|
|
return item->GetHelp();
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
|
|
{
|
|
wxNode *node = m_items.First();
|
|
while (node)
|
|
{
|
|
wxMenuItem *item = (wxMenuItem*)node->Data();
|
|
if (item->GetMenuItem() == menuItem)
|
|
return item->GetId();
|
|
node = node->Next();
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
wxMenuItem *wxMenu::FindItem(int id) const
|
|
{
|
|
wxNode *node = m_items.First();
|
|
while (node)
|
|
{
|
|
wxMenuItem *item = (wxMenuItem*)node->Data();
|
|
if (item->GetId() == id)
|
|
{
|
|
return item;
|
|
}
|
|
node = node->Next();
|
|
}
|
|
|
|
/* Not finding anything here can be correct
|
|
* when search the entire menu system for
|
|
* an entry -> no error message. */
|
|
|
|
return (wxMenuItem *) NULL;
|
|
}
|
|
|
|
void wxMenu::SetInvokingWindow( wxWindow *win )
|
|
{
|
|
m_invokingWindow = win;
|
|
}
|
|
|
|
wxWindow *wxMenu::GetInvokingWindow()
|
|
{
|
|
return m_invokingWindow;
|
|
}
|
|
|
|
|