xref: /haiku/src/apps/deskbar/StatusView.h (revision 4cc4f7bb1845789f95d5ebc68cbb0b859e72f6ff)
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 __STATUS_VIEW__
37 #define __STATUS_VIEW__
38 
39 #include <Control.h>
40 #include <Node.h>
41 #include <Query.h>
42 #include <Shelf.h>
43 #include <View.h>
44 
45 #include "BarView.h"
46 #include "TimeView.h"
47 
48 const float kMaxReplicantHeight = 16.0f;
49 const float kMaxReplicantWidth = 16.0f;
50 const int32 kMinimumReplicantCount = 6;
51 const int32	kIconGap = 2;
52 const int32 kGutter = 1;
53 const int32 kDragRegionWidth = 6;
54 
55 // 1 pixel left gutter
56 // space for replicant tray (6 items)
57 // 6 pixel drag region
58 const float kMinimumTrayWidth = kIconGap + (kMinimumReplicantCount * kIconGap)
59 	+ (kMinimumReplicantCount * kMaxReplicantWidth) + kGutter;
60 const float kMinimumTrayHeight = kGutter + kMaxReplicantHeight + kGutter;
61 
62 extern float sMinimumWindowWidth;
63 
64 #ifdef DB_ADDONS
65 struct DeskbarItemInfo {
66 	bool isAddOn;		// attribute tagged item
67 	int32 id;			// id given to replicant
68 	entry_ref entryRef;	// entry_ref to item tagged
69 	node_ref nodeRef;	// node_ref to boot vol item
70 };
71 #endif
72 
73 class TReplicantShelf;
74 
75 class TReplicantTray : public BView {
76 public:
77 	TReplicantTray(TBarView* bv, bool vertical);
78 	virtual ~TReplicantTray();
79 
80 	virtual void AttachedToWindow();
81 	virtual void DetachedFromWindow();
82 	virtual void MouseDown(BPoint point);
83 	virtual void MessageReceived(BMessage*);
84 	virtual void GetPreferredSize(float*, float*);
85 
86 	void AdjustPlacement();
87 
88 	void ShowReplicantMenu(BPoint);
89 
90 	void SetMultiRow(bool state);
91 	bool IsMultiRow() const { return fMultiRowMode; }
92 
93 	status_t ItemInfo(int32 target, const char** name);
94 	status_t ItemInfo(const char* name, int32* id);
95 	status_t ItemInfo(int32 index, const char** name, int32* id);
96 
97 	bool IconExists(int32 target, bool byIndex = false);
98 	bool IconExists(const char* name);
99 
100 	int32  IconCount() const;
101 
102 	status_t AddIcon(BMessage*, int32* id, const entry_ref* = NULL);
103 
104 	void RemoveIcon(int32 target, bool byIndex = false);
105 	void RemoveIcon(const char* name);
106 
107 	BRect IconFrame(int32 target, bool byIndex = false);
108 	BRect IconFrame(const char* name);
109 
110 	bool AcceptAddon(BRect frame, BMessage* message);
111 	void RealignReplicants(int32 startIndex = -1);
112 
113 	bool ShowingSeconds(void);
114 	bool ShowingMiltime(void);
115 
116 	void RememberClockSettings();
117 	void DealWithClock(bool);
118 
119 #ifdef DB_ADDONS
120 	status_t LoadAddOn(BEntry* entry, int32* id, bool force = false);
121 #endif
122 
123 private:
124 	BView* ViewAt(int32* index, int32* id, int32 target, bool byIndex = false);
125 	BView* ViewAt(int32* index, int32* id, const char* name);
126 
127 	void RealReplicantAdjustment(int32 startindex);
128 
129 #ifdef DB_ADDONS
130 	void InitAddOnSupport();
131 	void DeleteAddOnSupport();
132 	void RunAddOnQuery(BVolume* volume, const char* predicated);
133 
134 	bool IsAddOn(entry_ref &ref);
135 	DeskbarItemInfo* DeskbarItemFor(node_ref &nodeRef);
136 	DeskbarItemInfo* DeskbarItemFor(int32 id);
137 	bool NodeExists(node_ref &nodeRef);
138 
139 	void HandleEntryUpdate(BMessage*);
140 	status_t AddItem(int32 id, node_ref nodeRef, BEntry &entry, bool isAddon);
141 
142 	void UnloadAddOn(node_ref*, dev_t*, bool which, bool removeAll);
143 	void RemoveItem(int32 id);
144 
145 	void MoveItem(entry_ref*, ino_t toDirectory);
146 #endif
147 
148 	BPoint LocationForReplicant(int32 index, float width);
149 	BShelf* Shelf() const;
150 
151 	friend class TReplicantShelf;
152 
153 	TTimeView* fClock;
154 	TBarView* fBarView;
155 	TReplicantShelf* fShelf;
156 	BRect fRightBottomReplicant;
157 	int32 fLastReplicant;
158 
159 	bool fMultiRowMode;
160 	float fMinimumTrayWidth;
161 
162 	bool fAlignmentSupport;
163 #ifdef DB_ADDONS
164 	BList* fItemList;
165 	uint64 fDeskbarSecurityCode;
166 #endif
167 
168 };
169 
170 enum {
171 	kNoDragRegion,
172 	kDontDrawDragRegion,
173 	kAutoPlaceDragRegion,
174 	kDragRegionLeft,
175 	kDragRegionRight,
176 	kDragRegionTop,
177 	kDragRegionBottom
178 };
179 
180 class TDragRegion : public BControl {
181 public:
182 	TDragRegion(TBarView*, BView*);
183 
184 	virtual void AttachedToWindow();
185 	virtual void GetPreferredSize(float*, float*);
186 	virtual void Draw(BRect);
187 	virtual void FrameMoved(BPoint);
188 	virtual void MouseDown(BPoint );
189 	virtual void MouseUp(BPoint );
190 	virtual void MouseMoved(BPoint , uint32 , const BMessage*);
191 
192 	void DrawDragRegion();
193 	BRect DragRegion() const;
194 
195 	bool SwitchModeForRect(BPoint mouse, BRect rect,
196 		bool newVertical, bool newLeft, bool newTop, int32 newState);
197 
198 	int32 DragRegionLocation() const;
199 	void SetDragRegionLocation(int32);
200 
201 private:
202 	TBarView* fBarView;
203 	BView* fChild;
204 	BPoint fPreviousPosition;
205 	int32 fDragLocation;
206 };
207 
208 #endif
209 
210