-/////////////////////////////////////////////////////////////////////////////
-// Name: menu.cpp
-// Purpose: wxMenu, wxMenuBar, wxMenuItem
-// Author: Julian Smart
-// Modified by:
-// Created: 17/09/98
-// RCS-ID: $Id$
-// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-
-// ============================================================================
-// declarations
-// ============================================================================
-
-#ifdef __GNUG__
- #pragma implementation "menu.h"
-#endif
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
-
-#include "wx/defs.h"
-
-#include "wx/menu.h"
-#include "wx/menuitem.h"
-#include "wx/log.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/frame.h"
-#include "wx/settings.h"
-
-#ifdef __VMS__
-#pragma message disable nosimpint
-#define XtDisplay XTDISPLAY
-#define XtWindow XTWINDOW
-#endif
-#include <Xm/Label.h>
-#include <Xm/LabelG.h>
-#include <Xm/CascadeBG.h>
-#include <Xm/CascadeB.h>
-#include <Xm/SeparatoG.h>
-#include <Xm/PushBG.h>
-#include <Xm/ToggleB.h>
-#include <Xm/ToggleBG.h>
-#include <Xm/RowColumn.h>
-#ifdef __VMS__
-#pragma message enable nosimpint
-#endif
-
-#include "wx/motif/private.h"
-
-// other standard headers
-#include <string.h>
-
-IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
-IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
-
-// ============================================================================
-// implementation
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// Menus
-// ----------------------------------------------------------------------------
-
-// Construct a menu with optional title (then use append)
-void wxMenu::Init()
-{
- // Motif-specific members
- m_numColumns = 1;
- m_menuWidget = (WXWidget) NULL;
- m_popupShell = (WXWidget) NULL;
- m_buttonWidget = (WXWidget) NULL;
- m_menuId = 0;
- m_topLevelMenu = (wxMenu*) NULL;
- m_ownedByMenuBar = FALSE;
-
- if ( !!m_title )
- {
- Append(wxID_SEPARATOR, m_title) ;
- AppendSeparator() ;
- }
-
- m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_MENU);
- m_foregroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_MENUTEXT);
- m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
-}
-
-// The wxWindow destructor will take care of deleting the submenus.
-wxMenu::~wxMenu()
-{
- if (m_menuWidget)
- {
- if (m_menuParent)
- DestroyMenu(TRUE);
- else
- DestroyMenu(FALSE);
- }
-
- // Not sure if this is right
- if (m_menuParent && m_menuBar)
- {
- m_menuParent = NULL;
- // m_menuBar = NULL;
- }
-}
-
-void wxMenu::Break()
-{
- m_numColumns++;
-}
-
-// function appends a new item or submenu to the menu
-bool wxMenu::DoAppend(wxMenuItem *pItem)
-{
- if (m_menuWidget)
- {
- // this is a dynamic Append
- pItem->CreateItem(m_menuWidget, m_menuBar, m_topLevelMenu);
- }
-
- if ( pItem->IsSubMenu() )
- {
- pItem->GetSubMenu()->m_topLevelMenu = m_topLevelMenu;
- }
-
- return wxMenuBase::DoAppend(pItem);
-}
-
-wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
-{
- item->DestroyItem(TRUE);
-
- return wxMenuBase::DoRemove(item);
-}
-
-bool wxMenu::DoInsert(size_t pos, wxMenuItem *item)
-{
- if ( !wxMenuBase::DoInsert(pos, item) )
- return FALSE;
-
- wxFAIL_MSG(wxT("not implemented"));
-
- return FALSE;
-}
-
-void wxMenu::SetTitle(const wxString& label)
-{
- m_title = label;
-
- wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- if ( !node )
- return;
-
- wxMenuItem *item = node->GetData ();
- Widget widget = (Widget) item->GetButtonWidget();
- if ( !widget )
- return;
-
- wxXmString title_str(label);
- XtVaSetValues(widget,
- XmNlabelString, title_str(),
- NULL);
-}
-
-bool wxMenu::ProcessCommand(wxCommandEvent & event)
-{
- bool processed = FALSE;
-
-#if wxUSE_MENU_CALLBACK
- // Try a callback
- if (m_callback)
- {
- (void) (*(m_callback)) (*this, event);
- processed = TRUE;
- }
-#endif // wxUSE_MENU_CALLBACK
-
- // Try the menu's event handler
- if ( !processed && GetEventHandler())
- {
- processed = GetEventHandler()->ProcessEvent(event);
- }
- // Try the window the menu was popped up from (and up
- // through the hierarchy)
- if ( !processed && GetInvokingWindow())
- processed = GetInvokingWindow()->ProcessEvent(event);
-
- return processed;
-}
-
-// ----------------------------------------------------------------------------
-// Menu Bar
-// ----------------------------------------------------------------------------
-
-void wxMenuBar::Init()
-{
- m_eventHandler = this;
- m_menuBarFrame = NULL;
- m_mainWidget = (WXWidget) NULL;
- m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_MENU);
- m_foregroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_MENUTEXT);
- m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
-}
-
-wxMenuBar::wxMenuBar(int n, wxMenu *menus[], const wxString titles[])
-{
- Init();
-
- for ( int i = 0; i < n; i++ )
- {
- m_menus.Append(menus[i]);
- m_titles.Add(titles[i]);
- }
-}
-
-wxMenuBar::~wxMenuBar()
-{
- // nothing to do: wxMenuBarBase will delete the menus
-}
-
-void wxMenuBar::EnableTop(size_t WXUNUSED(pos), bool WXUNUSED(flag))
-{
- // wxFAIL_MSG("TODO");
-// wxLogWarning("wxMenuBar::EnableTop not yet implemented.");
-}
-
-void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
-{
- wxMenu *menu = GetMenu(pos);
- if ( !menu )
- return;
-
- Widget w = (Widget)menu->GetButtonWidget();
- if (w)
- {
- wxXmString label_str(label);
-
- XtVaSetValues(w,
- XmNlabelString, label_str(),
- NULL);
- }
-}
-
-wxString wxMenuBar::GetLabelTop(size_t pos) const
-{
- wxString str;
-
- wxMenu *menu = GetMenu(pos);
- if ( menu )
- {
- Widget w = (Widget)menu->GetButtonWidget();
- if (w)
- {
- XmString text;
- XtVaGetValues(w,
- XmNlabelString, &text,
- NULL);
-
- char *s;
- if ( XmStringGetLtoR(text, XmSTRING_DEFAULT_CHARSET, &s) )
- {
- str = s;
-
- XtFree(s);
- }
- }
- }
-
- return str;
-}
-
-bool wxMenuBar::Append(wxMenu * menu, const wxString& title)
-{
- wxCHECK_MSG( menu, FALSE, wxT("invalid menu") );
- wxCHECK_MSG( !menu->GetParent() && !menu->GetButtonWidget(), FALSE,
- wxT("menu already appended") );
-
- if ( m_menuBarFrame )
- {
- WXWidget w = menu->CreateMenu(this, GetMainWidget(), menu, title, TRUE);
- wxCHECK_MSG( w, FALSE, wxT("failed to create menu") );
- menu->SetButtonWidget(w);
- }
-
- //menu->SetMenuBar(this);
-
- m_titles.Add(title);
-
- return wxMenuBarBase::Append(menu, title);
-}
-
-bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
-{
- if ( !wxMenuBarBase::Insert(pos, menu, title) )
- return FALSE;
-
- wxFAIL_MSG(wxT("TODO"));
-
- return FALSE;
-}
-
-wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
-{
- if ( !wxMenuBarBase::Replace(pos, menu, title) )
- return FALSE;
-
- wxFAIL_MSG(wxT("TODO"));
-
- return NULL;
-}
-
-wxMenu *wxMenuBar::Remove(size_t pos)
-{
- wxMenu *menu = wxMenuBarBase::Remove(pos);
- if ( !menu )
- return NULL;
-
- if ( m_menuBarFrame )
- menu->DestroyMenu(TRUE);
-
- menu->SetMenuBar(NULL);
-
- m_titles.Remove(pos);
-
- return menu;
-}
-
-// Find the menu menuString, item itemString, and return the item id.
-// Returns -1 if none found.
-int wxMenuBar::FindMenuItem (const wxString& menuString, const wxString& itemString) const
-{
- char buf1[200];
- char buf2[200];
- wxStripMenuCodes ((char *)(const char *)menuString, buf1);
-
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- {
- wxStripMenuCodes ((char *)(const char *)m_titles[i], buf2);
- if (strcmp (buf1, buf2) == 0)
- return m_menus[i]->FindItem (itemString);
- }
- return -1;
-}
-
-wxMenuItem *wxMenuBar::FindItem(int id, wxMenu ** itemMenu) const
-{
- if (itemMenu)
- *itemMenu = NULL;
-
- wxMenuItem *item = NULL;
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- if ((item = m_menus[i]->FindItem(id, itemMenu)))
- return item;
- return NULL;
-}
-
-// Create menubar
-bool wxMenuBar::CreateMenuBar(wxFrame* parent)
-{
- if (m_mainWidget)
- {
- XtVaSetValues((Widget) parent->GetMainWidget(), XmNmenuBar, (Widget) m_mainWidget, NULL);
- /*
- if (!XtIsManaged((Widget) m_mainWidget))
- XtManageChild((Widget) m_mainWidget);
- */
- XtMapWidget((Widget) m_mainWidget);
- return TRUE;
- }
-
- Widget menuBarW = XmCreateMenuBar ((Widget) parent->GetMainWidget(), "MenuBar", NULL, 0);
- m_mainWidget = (WXWidget) menuBarW;
-
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- {
- wxMenu *menu = GetMenu(i);
- wxString title(m_titles[i]);
- menu->SetButtonWidget(menu->CreateMenu (this, menuBarW, menu, title, TRUE));
-
- if (strcmp (wxStripMenuCodes(title), "Help") == 0)
- XtVaSetValues ((Widget) menuBarW, XmNmenuHelpWidget, (Widget) menu->GetButtonWidget(), NULL);
-
- // tear off menu support
-#if (XmVersion >= 1002)
- if ( menu->IsTearOff() )
- {
- XtVaSetValues(GetWidget(menu),
- XmNtearOffModel, XmTEAR_OFF_ENABLED,
- NULL);
- Widget tearOff = XmGetTearOffControl(GetWidget(menu));
- wxDoChangeForegroundColour((Widget) tearOff, m_foregroundColour);
- wxDoChangeBackgroundColour((Widget) tearOff, m_backgroundColour, TRUE);
-#endif
- }
- }
-
- SetBackgroundColour(m_backgroundColour);
- SetForegroundColour(m_foregroundColour);
- SetFont(m_font);
-
- XtVaSetValues((Widget) parent->GetMainWidget(), XmNmenuBar, (Widget) m_mainWidget, NULL);
- XtRealizeWidget ((Widget) menuBarW);
- XtManageChild ((Widget) menuBarW);
- SetMenuBarFrame(parent);
-
- return TRUE;
-}
-
-// Destroy menubar, but keep data structures intact so we can recreate it.
-bool wxMenuBar::DestroyMenuBar()
-{
- if (!m_mainWidget)
- {
- SetMenuBarFrame((wxFrame*) NULL);
- return FALSE;
- }
-
- XtUnmanageChild ((Widget) m_mainWidget);
- XtUnrealizeWidget ((Widget) m_mainWidget);
-
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- {
- wxMenu *menu = GetMenu(i);
- menu->DestroyMenu(TRUE);
-
- }
- XtDestroyWidget((Widget) m_mainWidget);
- m_mainWidget = (WXWidget) 0;
-
- SetMenuBarFrame((wxFrame*) NULL);
-
- return TRUE;
-}
-
-//// Motif-specific
-static XtWorkProcId WorkProcMenuId;
-
-/* Since PopupMenu under Motif stills grab right mouse button events
-* after it was closed, we need to delete the associated widgets to
-* allow next PopUpMenu to appear...
-*/
-
-int PostDeletionOfMenu( XtPointer* clientData )
-{
- XtRemoveWorkProc(WorkProcMenuId);
- wxMenu *menu = (wxMenu *)clientData;
-
- if (menu->GetMainWidget())
- {
- wxMenu *menuParent = menu->GetParent();
- if ( menuParent )
- {
- wxMenuItemList::Node *node = menuParent->GetMenuItems().GetFirst();
- while ( node )
- {
- if ( node->GetData()->GetSubMenu() == menu )
- {
- menuParent->GetMenuItems().DeleteNode(node);
-
- break;
- }
-
- node = node->GetNext();
- }
- }
-
- menu->DestroyMenu(TRUE);
- }
-
- // Mark as no longer popped up
- menu->m_menuId = -1;
-
- return TRUE;
-}
-
-void
-wxMenuPopdownCallback(Widget WXUNUSED(w), XtPointer clientData,
- XtPointer WXUNUSED(ptr))
-{
- wxMenu *menu = (wxMenu *)clientData;
-
- // Added by JOREL Jean-Charles <jjorel@silr.ireste.fr>
- /* Since Callbacks of MenuItems are not yet processed, we put a
- * background job which will be done when system will be idle.
- * What awful hack!! :(
- */
-
- WorkProcMenuId = XtAppAddWorkProc(
- (XtAppContext) wxTheApp->GetAppContext(),
- (XtWorkProc) PostDeletionOfMenu,
- (XtPointer) menu );
- // Apparently not found in Motif headers
- // XtVaSetValues( w, XmNpopupEnabled, XmPOPUP_DISABLED, NULL );
-}
-
-/*
-* Create a popup or pulldown menu.
-* Submenus of a popup will be pulldown.
-*
-*/
-
-WXWidget wxMenu::CreateMenu (wxMenuBar * menuBar, WXWidget parent, wxMenu * topMenu, const wxString& title, bool pullDown)
-{
- Widget menu = (Widget) 0;
- Widget buttonWidget = (Widget) 0;
- Arg args[5];
- XtSetArg (args[0], XmNnumColumns, m_numColumns);
- XtSetArg (args[1], XmNpacking, XmPACK_COLUMN);
-
- if (!pullDown)
- {
- menu = XmCreatePopupMenu ((Widget) parent, "popup", args, 2);
- XtAddCallback(menu,
- XmNunmapCallback,
- (XtCallbackProc)wxMenuPopdownCallback,
- (XtPointer)this);
- }
- else
- {
- char mnem = wxFindMnemonic (title);
- wxStripMenuCodes ((char*) (const char*) title, wxBuffer);
-
- menu = XmCreatePulldownMenu ((Widget) parent, "pulldown", args, 2);
-
- wxString title2(wxStripMenuCodes(title));
- wxXmString label_str(title2);
- buttonWidget = XtVaCreateManagedWidget(title2,
-#if wxUSE_GADGETS
- xmCascadeButtonGadgetClass, (Widget) parent,
-#else
- xmCascadeButtonWidgetClass, (Widget) parent,
-#endif
- XmNlabelString, label_str(),
- XmNsubMenuId, menu,
- NULL);
-
- if (mnem != 0)
- XtVaSetValues (buttonWidget, XmNmnemonic, mnem, NULL);
- }
-
- m_menuWidget = (WXWidget) menu;
-
- m_menuBar = menuBar;
- m_topLevelMenu = topMenu;
-
- for ( wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxMenuItem *item = node->GetData();
-
- item->CreateItem(menu, menuBar, topMenu);
- }
-
- SetBackgroundColour(m_backgroundColour);
- SetForegroundColour(m_foregroundColour);
- SetFont(m_font);
-
- return buttonWidget;
-}
-
-// Destroys the Motif implementation of the menu,
-// but maintains the wxWindows data structures so we can
-// do a CreateMenu again.
-void wxMenu::DestroyMenu (bool full)
-{
- for ( wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxMenuItem *item = node->GetData();
- item->SetMenuBar((wxMenuBar*) NULL);
-
- item->DestroyItem(full);
- }
-
- if (m_buttonWidget)
- {
- if (full)
- {
- XtVaSetValues((Widget) m_buttonWidget, XmNsubMenuId, NULL, NULL);
- XtDestroyWidget ((Widget) m_buttonWidget);
- m_buttonWidget = (WXWidget) 0;
- }
- }
- if (m_menuWidget && full)
- {
- XtDestroyWidget((Widget) m_menuWidget);
- m_menuWidget = (WXWidget) NULL;
- }
-}
-
-WXWidget wxMenu::FindMenuItem (int id, wxMenuItem ** it) const
-{
- if (id == m_menuId)
- {
- if (it)
- *it = (wxMenuItem*) NULL;
- return m_buttonWidget;
- }
-
- for ( wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxMenuItem *item = node->GetData ();
- if (item->GetId() == id)
- {
- if (it)
- *it = item;
- return item->GetButtonWidget();
- }
-
- if (item->GetSubMenu())
- {
- WXWidget w = item->GetSubMenu()->FindMenuItem (id, it);
- if (w)
- {
- return w;
- }
- }
- }
-
- if (it)
- *it = (wxMenuItem*) NULL;
- return (WXWidget) NULL;
-}
-
-void wxMenu::SetBackgroundColour(const wxColour& col)
-{
- m_backgroundColour = col;
- if (m_menuWidget)
- wxDoChangeBackgroundColour(m_menuWidget, (wxColour&) col);
- if (m_buttonWidget)
- wxDoChangeBackgroundColour(m_buttonWidget, (wxColour&) col, TRUE);
-
- for ( wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxMenuItem* item = node->GetData();
- if (item->GetButtonWidget())
- {
- // This crashes because it uses gadgets
- // wxDoChangeBackgroundColour(item->GetButtonWidget(), (wxColour&) col, TRUE);
- }
- if (item->GetSubMenu())
- item->GetSubMenu()->SetBackgroundColour((wxColour&) col);
- }
-}
-
-void wxMenu::SetForegroundColour(const wxColour& col)
-{
- m_foregroundColour = col;
- if (m_menuWidget)
- wxDoChangeForegroundColour(m_menuWidget, (wxColour&) col);
- if (m_buttonWidget)
- wxDoChangeForegroundColour(m_buttonWidget, (wxColour&) col);
-
- for ( wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxMenuItem* item = node->GetData();
- if (item->GetButtonWidget())
- {
- // This crashes because it uses gadgets
- // wxDoChangeForegroundColour(item->GetButtonWidget(), (wxColour&) col);
- }
- if (item->GetSubMenu())
- item->GetSubMenu()->SetForegroundColour((wxColour&) col);
- }
-}
-
-void wxMenu::ChangeFont(bool keepOriginalSize)
-{
- // lesstif 0.87 hangs when setting XmNfontList
-#ifndef LESSTIF_VERSION
- if (!m_font.Ok() || !m_menuWidget)
- return;
-
- XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay((Widget) m_menuWidget));
-
- XtVaSetValues ((Widget) m_menuWidget,
- XmNfontList, fontList,
- NULL);
- if (m_buttonWidget)
- {
- XtVaSetValues ((Widget) m_buttonWidget,
- XmNfontList, fontList,
- NULL);
- }
-
- for ( wxMenuItemList::Node *node = GetMenuItems().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxMenuItem* item = node->GetData();
- if (m_menuWidget && item->GetButtonWidget() && m_font.Ok())
- {
- XtVaSetValues ((Widget) item->GetButtonWidget(),
- XmNfontList, fontList,
- NULL);
- }
- if (item->GetSubMenu())
- item->GetSubMenu()->ChangeFont(keepOriginalSize);
- }
-#endif
-}
-
-void wxMenu::SetFont(const wxFont& font)
-{
- m_font = font;
- ChangeFont();
-}
-
-bool wxMenuBar::SetBackgroundColour(const wxColour& col)
-{
- m_backgroundColour = col;
- if (m_mainWidget)
- wxDoChangeBackgroundColour(m_mainWidget, (wxColour&) col);
-
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- m_menus[i]->SetBackgroundColour((wxColour&) col);
-
- return TRUE;
-}
-
-bool wxMenuBar::SetForegroundColour(const wxColour& col)
-{
- m_foregroundColour = col;
- if (m_mainWidget)
- wxDoChangeForegroundColour(m_mainWidget, (wxColour&) col);
-
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- m_menus[i]->SetForegroundColour((wxColour&) col);
-
- return TRUE;
-}
-
-void wxMenuBar::ChangeFont(bool WXUNUSED(keepOriginalSize))
-{
- // Nothing to do for menubar, fonts are kept in wxMenus
-}
-
-bool wxMenuBar::SetFont(const wxFont& font)
-{
- m_font = font;
- ChangeFont();
-
- size_t menuCount = GetMenuCount();
- for (size_t i = 0; i < menuCount; i++)
- m_menus[i]->SetFont(font);
-
- return TRUE;
-}
-
projects / wxWidgets.git / commitdiff
