xref: /haiku/src/apps/deskbar/BarView.h (revision a6e73cb9e8addfe832c064bfcb68067f1c2fa3eb)
1 /*
2 Open Tracker License
3 
4 Terms and Conditions
5 
6 Copyright (c) 1991-2000, Be Incorporated. All rights reserved.
7 
8 Permission is hereby granted, free of charge, to any person obtaining a copy of
9 this software and associated documentation files (the "Software"), to deal in
10 the Software without restriction, including without limitation the rights to
11 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
12 of the Software, and to permit persons to whom the Software is furnished to do
13 so, subject to the following conditions:
14 
15 The above copyright notice and this permission notice applies to all licensees
16 and shall be included in all copies or substantial portions of the Software.
17 
18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY,
20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION
23 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 
25 Except as contained in this notice, the name of Be Incorporated shall not be
26 used in advertising or otherwise to promote the sale, use or other dealings in
27 this Software without prior written authorization from Be Incorporated.
28 
29 Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered
30 trademarks of Be Incorporated in the United States and other countries. Other
31 brand product names are registered trademarks or trademarks of their respective
32 holders.
33 All rights reserved.
34 */
35 
36 #ifndef BARVIEW_H
37 #define BARVIEW_H
38 
39 #include <Deskbar.h>
40 #include <View.h>
41 
42 #include "NavMenu.h"
43 #include "ObjectList.h"
44 
45 enum DeskbarShelf {
46 	B_DESKBAR_ANY_SHELF = 0,
47 	B_DESKBAR_TRAY = 1
48 };
49 
50 enum {
51 	kMiniState = 0,
52 	kExpandoState = 1,
53 	kFullState = 2
54 };
55 
56 const float kMiniHeight = 46.0f;
57 const float kHModeHeight = 21.0f;
58 const float kMenuBarHeight = 21.0f;
59 const float kStatusHeight = 22.0f;
60 const float kHModeHiddenHeight = 1.0f;
61 const float kMaxPreventHidingDist = 80.0f;
62 
63 class BShelf;
64 class TBarMenuBar;
65 class TExpandoMenuBar;
66 class TReplicantTray;
67 class TDragRegion;
68 class TTeamMenuItem;
69 
70 
71 class TBarView : public BView {
72 	public:
73 		TBarView(BRect frame, bool vertical, bool left, bool top,
74 			bool ampmMode, uint32 state, float width, bool showClock);
75 		~TBarView();
76 
77 		virtual void AttachedToWindow();
78 		virtual void DetachedFromWindow();
79 		virtual void Draw(BRect updateRect);
80 		virtual void MessageReceived(BMessage* message);
81 		virtual void MouseMoved(BPoint where, uint32 transit,
82 			const BMessage* dragMessage);
83 		virtual void MouseDown(BPoint where);
84 
85 		void SaveSettings();
86 		void UpdateEventMask();
87 		void UpdatePlacement();
88 		void ChangeState(int32 state, bool vertical, bool left, bool top);
89 		void RaiseDeskbar(bool raise);
90 		void HideDeskbar(bool hide);
91 
92 		bool Vertical() const;
93 		bool Left() const;
94 		bool Top() const;
95 		bool AcrossTop() const;
96 		bool AcrossBottom() const;
97 		bool Expando() const;
98 		int32 State() const;
99 
100 		bool MilTime() const;
101 		void ShowClock(bool);
102 		bool ShowingClock() const;
103 
104 		void CacheDragData(const BMessage* incoming);
105 		status_t DragStart();
106 		static bool MenuTrackingHook(BMenu* menu, void* castToThis);
107 		void DragStop(bool full = false);
108 		TrackingHookData* GetTrackingHookData();
109 		bool Dragging() const;
110 		const BMessage* DragMessage() const;
111 		BObjectList<BString>*CachedTypesList() const;
112 		bool AppCanHandleTypes(const char* signature);
113 		void SetDragOverride(bool);
114 		bool DragOverride();
115 		bool InvokeItem(const char* signature);
116 
117 		void HandleDeskbarMenu(BMessage* targetmessage);
118 
119 		status_t ItemInfo(int32 id, const char** name, DeskbarShelf* shelf);
120 		status_t ItemInfo(const char* name, int32* id, DeskbarShelf* shelf);
121 
122 		bool ItemExists(int32 id, DeskbarShelf shelf);
123 		bool ItemExists(const char* name, DeskbarShelf shelf);
124 
125 		int32 CountItems(DeskbarShelf shelf);
126 
127 		status_t AddItem(BMessage* archive, DeskbarShelf shelf, int32* id);
128 
129 		void RemoveItem(int32 id);
130 		void RemoveItem(const char* name, DeskbarShelf shelf);
131 
132 		BRect OffsetIconFrame(BRect rect) const;
133 		BRect IconFrame(int32 id) const;
134 		BRect IconFrame(const char* name) const;
135 
136 		void GetPreferredWindowSize(BRect screenFrame, float* width,
137 			float* height);
138 		void SizeWindow(BRect screenFrame);
139 		void PositionWindow(BRect screenFrame);
140 
141 		TExpandoMenuBar* ExpandoMenuBar() const;
142 		TBarMenuBar* BarMenuBar() const;
143 		TDragRegion* DragRegion() const { return fDragRegion; }
144 
145 	private:
146 		friend class TDeskbarMenu;
147 		friend class PreferencesWindow;
148 
149 		status_t SendDragMessage(const char* signature, entry_ref* ref = NULL);
150 
151 		void PlaceDeskbarMenu();
152 		void PlaceTray(bool vertSwap, bool leftSwap, BRect screenFrame);
153 		void PlaceApplicationBar(BRect screenFrame);
154 
155 		TBarMenuBar* fBarMenuBar;
156 		TExpandoMenuBar* fExpando;
157 
158 		int32 fTrayLocation;
159 		TDragRegion* fDragRegion;
160 		TReplicantTray* fReplicantTray;
161 
162 		bool fShowInterval : 1;
163 		bool fShowClock : 1;
164 		bool fVertical : 1;
165 		bool fTop : 1;
166 		bool fLeft : 1;
167 
168 		int32 fState;
169 
170 		bigtime_t fPulseRate;
171 		bool fRefsRcvdOnly;
172 		BMessage* fDragMessage;
173 		BObjectList<BString>*fCachedTypesList;
174 		TrackingHookData fTrackingHookData;
175 
176 		uint32 fMaxRecentDocs;
177 		uint32 fMaxRecentApps;
178 
179 		TTeamMenuItem* fLastDragItem;
180 };
181 
182 
183 inline TExpandoMenuBar*
184 TBarView::ExpandoMenuBar() const
185 {
186 	return fExpando;
187 }
188 
189 
190 inline TBarMenuBar*
191 TBarView::BarMenuBar() const
192 {
193 	return fBarMenuBar;
194 }
195 
196 
197 inline bool
198 TBarView::Dragging() const
199 {
200 	return (fCachedTypesList && fDragMessage);
201 }
202 
203 
204 inline const BMessage*
205 TBarView::DragMessage() const
206 {
207 	return fDragMessage;
208 }
209 
210 
211 inline BObjectList<BString>*
212 TBarView::CachedTypesList() const
213 {
214 	return fCachedTypesList;
215 }
216 
217 #endif /* BARVIEW_H */
218 
219