1/*
2Open Tracker License
3
4Terms and Conditions
5
6Copyright (c) 1991-2000, Be Incorporated. All rights reserved.
7
8Permission is hereby granted, free of charge, to any person obtaining a copy of
9this software and associated documentation files (the "Software"), to deal in
10the Software without restriction, including without limitation the rights to
11use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
12of the Software, and to permit persons to whom the Software is furnished to do
13so, subject to the following conditions:
14
15The above copyright notice and this permission notice applies to all licensees
16and shall be included in all copies or substantial portions of the Software.
17
18THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY,
20FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION
23WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24
25Except as contained in this notice, the name of Be Incorporated shall not be
26used in advertising or otherwise to promote the sale, use or other dealings in
27this Software without prior written authorization from Be Incorporated.
28
29Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered
30trademarks of Be Incorporated in the United States and other countries. Other
31brand product names are registered trademarks or trademarks of their respective
32holders.
33All rights reserved.
34*/
35#ifndef EXPANDO_MENU_BAR_H
36#define EXPANDO_MENU_BAR_H
37
38
39// application list
40// top level at window
41// in expanded mode horizontal and vertical
42
43
44#include <MenuBar.h>
45#include <Locker.h>
46
47
48const float kSepItemWidth = 5.0f;
49
50
51enum drag_and_drop_selection {
52	kNoSelection,
53	kDeskbarMenuSelection,
54	kAppMenuSelection,
55	kAnyMenuSelection
56};
57
58
59class BBitmap;
60class TBarView;
61class TBarMenuTitle;
62class TTeamMenuItem;
63
64
65class TExpandoMenuBar : public BMenuBar {
66public:
67							TExpandoMenuBar(menu_layout layout,
68								TBarView* barView = NULL);
69
70	virtual	void			AllAttached();
71	virtual	void			AttachedToWindow();
72	virtual	void			DetachedFromWindow();
73
74	virtual	void			Draw(BRect update);
75	virtual	void			DrawBackground(BRect update);
76
77	virtual	void			MessageReceived(BMessage* message);
78
79	virtual	void			MouseDown(BPoint where);
80	virtual	void			MouseMoved(BPoint where, uint32 code,
81								const BMessage* message);
82	virtual	void			MouseUp(BPoint where);
83
84			void			BuildItems();
85
86			BMenuItem*		ItemAtPoint(BPoint point);
87			TTeamMenuItem*	TeamItemAtPoint(BPoint location,
88								BMenuItem** _item = NULL);
89			bool			InDeskbarMenu(BPoint) const;
90
91			void			CheckItemSizes(int32 delta, bool reset = false);
92
93			float			MinHorizontalItemWidth();
94			float			MaxHorizontalItemWidth();
95
96			menu_layout		MenuLayout() const;
97			void			SetMenuLayout(menu_layout layout);
98
99			void			SizeWindow(int32 delta);
100			bool			CheckForSizeOverrun();
101
102			void			StartMonitoringWindows();
103			void			StopMonitoringWindows();
104
105private:
106	static	int				CompareByName(const void* first,
107								const void* second);
108	static	int32			monitor_team_windows(void* arg);
109
110			void			AddTeam(BList* team, BBitmap* icon, char* name,
111								char* signature);
112			void			AddTeam(team_id team, const char* signature);
113			void			RemoveTeam(team_id team, bool partial);
114
115			void			_FinishedDrag(bool invoke = false);
116
117			bool			CheckForSizeOverrunVertical();
118			bool			CheckForSizeOverrunHorizontal();
119
120			float			MaxHorizontalWidth();
121
122			bool			Vertical() const
123								{ return MenuLayout() == B_ITEMS_IN_COLUMN; };
124private:
125			TBarView*		fBarView;
126			bool			fOverflow : 1;
127			bool			fUnderflow : 1;
128			bool			fFirstBuild : 1;
129
130			TTeamMenuItem*	fPreviousDragTargetItem;
131			BMenuItem*		fLastMousedOverItem;
132			BMenuItem*		fLastClickedItem;
133			bigtime_t		fLastClickTime;
134			BList			fTeamList;
135
136	static	bool			sDoMonitor;
137	static	thread_id		sMonThread;
138	static	BLocker			sMonLocker;
139};
140
141
142#endif // EXPANDO_MENU_BAR_H
143