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 trademarks
30of Be Incorporated in the United States and other countries. Other brand product
31names are registered trademarks or trademarks of their respective holders.
32All rights reserved.
33*/
34
35
36#ifndef HEADERVIEW_H
37#define HEADERVIEW_H
38
39
40#include <Bitmap.h>
41#include <Handler.h>
42#include <Message.h>
43#include <MessageFilter.h>
44#include <Rect.h>
45#include <TextView.h>
46#include <View.h>
47
48#include "Model.h"
49
50
51class HeaderView: public BView {
52public:
53	HeaderView(Model*);
54	~HeaderView();
55
56	void ModelChanged(Model*, BMessage*);
57	void ReLinkTargetModel(Model*);
58	void BeginEditingTitle();
59	void FinishEditingTitle(bool);
60	virtual void Draw(BRect);
61	virtual void MakeFocus(bool focus);
62	virtual void WindowActivated(bool active);
63
64	BTextView* TextView() const { return fTitleEditView; }
65
66protected:
67	virtual void MouseDown(BPoint where);
68	virtual void MouseMoved(BPoint where, uint32, const BMessage* dragMessage);
69	virtual void MouseUp(BPoint where);
70	virtual void MessageReceived(BMessage* message);
71
72	status_t BuildContextMenu(BMenu* parent);
73	static filter_result TextViewFilter(BMessage*, BHandler**,
74		BMessageFilter*);
75
76	float CurrentFontHeight();
77
78private:
79	// States for tracking the mouse
80	enum track_state {
81		no_track = 0,
82		icon_track,
83		open_only_track
84			// This is for items that can be opened, but can't be
85			// drag and dropped or renamed (Trash, Desktop Folder...)
86	};
87
88	// Layouting
89	BRect fTitleRect;
90	BRect fIconRect;
91	BPoint fClickPoint;
92
93	// Model data
94	Model* fModel;
95	Model* fIconModel;
96	BBitmap* fIcon;
97	BTextView* fTitleEditView;
98
99	// Mouse tracking
100	track_state fTrackingState;
101	bool fMouseDown;
102	bool fIsDropTarget;
103	bool fDoubleClick;
104	bool fDragging;
105
106	typedef BView _inherited;
107};
108
109
110#endif /* !HEADERVIEW_H */
111