-
-
Notifications
You must be signed in to change notification settings - Fork 335
/
BookmarkBar.cpp
223 lines (179 loc) · 4.68 KB
/
BookmarkBar.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
/*
* Copyright 2014, Adrien Destugues <pulkomandy@pulkomandy.tk>.
* Distributed under the terms of the MIT License.
*/
#include "BookmarkBar.h"
#include <Directory.h>
#include <Entry.h>
#include <IconMenuItem.h>
#include <Messenger.h>
#include <Window.h>
#include "NavMenu.h"
#include <stdio.h>
BookmarkBar::BookmarkBar(const char* title, BHandler* target,
const entry_ref* navDir)
:
BMenuBar(title)
{
SetFlags(Flags() | B_FRAME_EVENTS);
BEntry(navDir).GetNodeRef(&fNodeRef);
fOverflowMenu = new BMenu(B_UTF8_ELLIPSIS);
AddItem(fOverflowMenu);
}
BookmarkBar::~BookmarkBar()
{
stop_watching(BMessenger(this));
}
void
BookmarkBar::AttachedToWindow()
{
BMenuBar::AttachedToWindow();
watch_node(&fNodeRef, B_WATCH_DIRECTORY, BMessenger(this));
// Enumerate initial directory content
BDirectory dir(&fNodeRef);
BEntry bookmark;
while (dir.GetNextEntry(&bookmark) == B_OK) {
node_ref ref;
if (bookmark.GetNodeRef(&ref) == B_OK)
_AddItem(ref.node, &bookmark);
}
}
void
BookmarkBar::MessageReceived(BMessage* message)
{
switch (message->what) {
case B_NODE_MONITOR:
{
int32 opcode = message->FindInt32("opcode");
ino_t inode = message->FindInt64("node");
switch (opcode) {
case B_ENTRY_CREATED:
{
entry_ref ref;
const char* name;
message->FindInt32("device", &ref.device);
message->FindInt64("directory", &ref.directory);
message->FindString("name", &name);
ref.set_name(name);
BEntry entry(&ref);
if (entry.InitCheck() == B_OK)
_AddItem(inode, &entry);
break;
}
case B_ENTRY_MOVED:
{
entry_ref ref;
const char *name;
message->FindInt32("device", &ref.device);
message->FindInt64("to directory", &ref.directory);
message->FindString("name", &name);
ref.set_name(name);
if (fItemsMap[inode] == NULL) {
BEntry entry(&ref);
_AddItem(inode, &entry);
break;
} else {
// Existing item. Check if it's a rename or a move
// to some other folder.
ino_t from, to;
message->FindInt64("to directory", &to);
message->FindInt64("from directory", &from);
if (from == to) {
const char *name;
if (message->FindString("name", &name) == B_OK)
fItemsMap[inode]->SetLabel(name);
BMessage* itemMessage = new BMessage(
B_REFS_RECEIVED);
itemMessage->AddRef("refs", &ref);
fItemsMap[inode]->SetMessage(itemMessage);
break;
}
}
// fall through: the item was moved from here to
// elsewhere, remove it from the bar.
}
case B_ENTRY_REMOVED:
{
IconMenuItem* item = fItemsMap[inode];
RemoveItem(item);
fOverflowMenu->RemoveItem(item);
fItemsMap.erase(inode);
delete item;
}
}
return;
}
}
BMenuBar::MessageReceived(message);
}
void
BookmarkBar::FrameResized(float width, float height)
{
int32 count = CountItems() - 1;
// We don't touch the "more" menu
int32 i = 0;
float rightmost = 0.f;
while (i < count) {
BMenuItem* item = ItemAt(i);
BRect frame = item->Frame();
if (frame.right > width - 32)
break;
rightmost = frame.right;
i++;
}
if (i == count) {
// See if we can move some items from the "more" menu in the remaining
// space.
BMenuItem* extraItem = fOverflowMenu->ItemAt(0);
while (extraItem != NULL) {
BRect frame = extraItem->Frame();
if (frame.Width() + rightmost > width - 32)
break;
AddItem(fOverflowMenu->RemoveItem((int32)0), i);
i++;
extraItem = fOverflowMenu->ItemAt(0);
}
} else {
// Remove any overflowing item and move them to the "more" menu.
for (int j = i; j < count; j++)
fOverflowMenu->AddItem(RemoveItem(j));
}
}
BSize
BookmarkBar::MinSize()
{
BSize size = BMenuBar::MinSize();
// We only need space to show the "more" button.
size.width = 32;
return size;
}
// #pragma mark - private methods
void
BookmarkBar::_AddItem(ino_t inode, BEntry* entry)
{
char name[B_FILE_NAME_LENGTH];
entry->GetName(name);
// make sure the item doesn't already exists
if (fItemsMap[inode] != NULL)
return;
entry_ref ref;
entry->GetRef(&ref);
IconMenuItem* item = NULL;
if (entry->IsDirectory()) {
BNavMenu* menu = new BNavMenu(name, B_REFS_RECEIVED, Window());
menu->SetNavDir(&ref);
item = new IconMenuItem(menu, NULL,
"application/x-vnd.Be-directory", B_MINI_ICON);
} else {
BNode node(entry);
BNodeInfo info(&node);
BMessage* message = new BMessage(B_REFS_RECEIVED);
message->AddRef("refs", &ref);
item = new IconMenuItem(name, message, &info, B_MINI_ICON);
}
BMenuBar::AddItem(item, CountItems() - 1);
fItemsMap[inode] = item;
// Move the item to the "more" menu if it overflows.
BRect r = Bounds();
FrameResized(r.Width(), r.Height());
}