71e030352d
2. several bug fixes to wxSpinButton/wxSpinCtrl git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11991 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
270 lines
8.1 KiB
C++
270 lines
8.1 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/univ/menu.h
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// Purpose: wxMenu and wxMenuBar classes for wxUniversal
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 05.05.01
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// RCS-ID: $Id$
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// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_UNIV_MENU_H_
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#define _WX_UNIV_MENU_H_
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#ifdef __GNUG__
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#pragma interface "univmenu.h"
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#endif
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#if wxUSE_ACCEL
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#include "wx/accel.h"
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#endif // wxUSE_ACCEL
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#include "wx/dynarray.h"
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// fwd declarations
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class WXDLLEXPORT wxMenuInfo;
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WX_DECLARE_OBJARRAY(wxMenuInfo, wxMenuInfoArray);
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class WXDLLEXPORT wxMenuGeometryInfo;
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class WXDLLEXPORT wxPopupMenuWindow;
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class WXDLLEXPORT wxRenderer;
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// ----------------------------------------------------------------------------
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// wxMenu
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxMenu : public wxMenuBase
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{
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public:
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// ctors and dtor
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wxMenu(const wxString& title, long style = 0)
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: wxMenuBase(title, style) { Init(); }
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wxMenu(long style = 0) : wxMenuBase(style) { Init(); }
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virtual ~wxMenu();
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// called by wxMenuItem when an item of this menu changes
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void RefreshItem(wxMenuItem *item);
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// does the menu have any items?
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bool IsEmpty() const { return !GetMenuItems().GetFirst(); }
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// show this menu at the given position (in screen coords) and optionally
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// select its first item
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void Popup(const wxPoint& pos, const wxSize& size,
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bool selectFirst = TRUE);
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// dismiss the menu
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void Dismiss();
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// override the base class methods to connect/disconnect event handlers
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virtual void Attach(wxMenuBarBase *menubar);
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virtual void Detach();
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// implementation only from here
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// do as if this item were clicked, return TRUE if the resulting event was
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// processed, FALSE otherwise
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bool ClickItem(wxMenuItem *item);
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// process the key event, return TRUE if done
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bool ProcessKeyDown(int key);
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#if wxUSE_ACCEL
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// find the item for the given accel and generate an event if found
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bool ProcessAccelEvent(const wxKeyEvent& event);
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#endif // wxUSE_ACCEL
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protected:
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// implement base class virtuals
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virtual bool DoAppend(wxMenuItem *item);
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virtual bool DoInsert(size_t pos, wxMenuItem *item);
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virtual wxMenuItem *DoRemove(wxMenuItem *item);
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// common part of DoAppend and DoInsert
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void OnItemAdded(wxMenuItem *item);
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// called by wxPopupMenuWindow when the window is hidden
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void OnDismiss(bool dismissParent);
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// return true if the menu is currently shown on screen
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bool IsShown() const;
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// get the menu geometry info
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const wxMenuGeometryInfo& GetGeometryInfo() const;
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// forget old menu geometry info
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void InvalidateGeometryInfo();
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// return either the menubar or the invoking window, normally never NULL
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wxWindow *GetRootWindow() const;
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// get the renderer we use for drawing: either the one of the menu bar or
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// the one of the window if we're a popup menu
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wxRenderer *GetRenderer() const;
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#if wxUSE_ACCEL
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// add/remove accel for the given menu item
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void AddAccelFor(wxMenuItem *item);
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void RemoveAccelFor(wxMenuItem *item);
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#endif // wxUSE_ACCEL
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private:
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// common part of all ctors
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void Init();
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// the exact menu geometry is defined by a struct derived from this one
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// which is opaque and defined by the renderer
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wxMenuGeometryInfo *m_geometry;
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// the menu shown on screen or NULL if not currently shown
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wxPopupMenuWindow *m_popupMenu;
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#if wxUSE_ACCEL
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// the accel table for this menu
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wxAcceleratorTable m_accelTable;
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#endif // wxUSE_ACCEL
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// it calls out OnDismiss()
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friend class wxPopupMenuWindow;
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DECLARE_DYNAMIC_CLASS(wxMenu)
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};
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// ----------------------------------------------------------------------------
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// wxMenuBar
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxMenuBar : public wxMenuBarBase
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{
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public:
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// ctors and dtor
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wxMenuBar(long WXUNUSED(style) = 0) { Init(); }
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virtual ~wxMenuBar();
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// implement base class virtuals
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virtual bool Append( wxMenu *menu, const wxString &title );
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virtual bool Insert(size_t pos, wxMenu *menu, const wxString& title);
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virtual wxMenu *Replace(size_t pos, wxMenu *menu, const wxString& title);
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virtual wxMenu *Remove(size_t pos);
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virtual void EnableTop(size_t pos, bool enable);
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virtual bool IsEnabledTop(size_t pos) const;
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virtual void SetLabelTop(size_t pos, const wxString& label);
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virtual wxString GetLabelTop(size_t pos) const;
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virtual void Attach(wxFrame *frame);
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virtual void Detach();
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// get the next item for the givan accel letter (used by wxFrame), return
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// -1 if none
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//
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// if unique is not NULL, filled with TRUE if there is only one item with
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// this accel, FALSE if two or more
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int FindNextItemForAccel(int idxStart,
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int keycode,
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bool *unique = NULL) const;
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// called by wxFrame to set focus to or open the given menu
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void SelectMenu(size_t pos);
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void PopupMenu(size_t pos);
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#if wxUSE_ACCEL
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// find the item for the given accel and generate an event if found
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bool ProcessAccelEvent(const wxKeyEvent& event);
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#endif // wxUSE_ACCEL
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// called by wxMenu when it is dismissed
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void OnDismissMenu(bool dismissMenuBar = FALSE);
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protected:
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// common part of all ctors
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void Init();
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// event handlers
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void OnLeftDown(wxMouseEvent& event);
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void OnMouseMove(wxMouseEvent& event);
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void OnKeyDown(wxKeyEvent& event);
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void OnKillFocus(wxFocusEvent& event);
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// process the mouse move event, return TRUE if we did, FALSE to continue
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// processing as usual
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//
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// the coordinates are client coordinates of menubar, convert if necessary
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bool ProcessMouseEvent(const wxPoint& pt);
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// called when the menu bar loses mouse capture - it is not hidden unlike
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// menus, but it doesn't have modal status any longer
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void OnDismiss();
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// draw the menubar
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virtual void DoDraw(wxControlRenderer *renderer);
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// menubar geometry
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virtual wxSize DoGetBestClientSize() const;
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// has the menubar been created already?
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bool IsCreated() const { return m_frameLast != NULL; }
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// "fast" version of GetMenuCount()
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size_t GetCount() const { return m_menuInfos.GetCount(); }
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// get the (total) width of the specified menu
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wxCoord GetItemWidth(size_t pos) const;
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// get the rect of the item
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wxRect GetItemRect(size_t pos) const;
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// get the menu from the given point or -1 if none
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int GetMenuFromPoint(const wxPoint& pos) const;
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// refresh the given item
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void RefreshItem(size_t pos);
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// refresh all items after this one (including it)
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void RefreshAllItemsAfter(size_t pos);
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// hide the currently shown menu and show this one
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void DoSelectMenu(size_t pos);
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// popup the currently selected menu
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void PopupCurrentMenu(bool selectFirst = TRUE);
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// hide the currently selected menu
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void DismissMenu();
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// do we show a menu currently?
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bool IsShowingMenu() const { return m_menuShown != 0; }
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// we don't want to have focus except while selecting from menu
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void GiveAwayFocus();
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// the array containing extra menu info we need
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wxMenuInfoArray m_menuInfos;
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// the current item (only used when menubar has focus)
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int m_current;
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private:
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// the last frame to which we were attached, NULL initially
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wxFrame *m_frameLast;
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// the currently shown menu or NULL
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wxMenu *m_menuShown;
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// should be showing the menu? this is subtly different from m_menuShown !=
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// NULL as the menu which should be shown may be disabled in which case we
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// don't show it - but will do as soon as the focus shifts to another menu
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bool m_shouldShowMenu;
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// it calls out ProcessMouseEvent()
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friend class wxPopupMenuWindow;
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DECLARE_EVENT_TABLE()
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DECLARE_DYNAMIC_CLASS(wxMenuBar)
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};
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#endif // _WX_UNIV_MENU_H_
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