1 /*
2 * Copyright 2000, Georges-Edouard Berenger. All rights reserved.
3 * Distributed under the terms of the MIT License.
4 */
5
6
7 #include "TeamBarMenu.h"
8 #include "ThreadBarMenu.h"
9 #include "TeamBarMenuItem.h"
10 #include "NoiseBarMenuItem.h"
11 #include "ProcessController.h"
12
13 #include <Bitmap.h>
14 #include <Roster.h>
15 #include <Window.h>
16
17 #include <stdlib.h>
18
19
20 #define EXTRA 10
21
22
TeamBarMenu(const char * title,info_pack * infos,int32 teamCount)23 TeamBarMenu::TeamBarMenu(const char* title, info_pack* infos, int32 teamCount)
24 : BMenu(title),
25 fTeamCount(teamCount+EXTRA),
26 fFirstShow(true)
27 {
28 SetFlags(Flags() | B_PULSE_NEEDED);
29 fTeamList = (team_id*)malloc(sizeof(team_id) * fTeamCount);
30 int k;
31 for (k = 0; k < teamCount; k++) {
32 fTeamList[k] = infos[k].team_info.team;
33 }
34 while (k < fTeamCount) {
35 fTeamList[k++] = -1;
36 }
37 fRecycleCount = EXTRA;
38 fRecycleList = (TRecycleItem*)malloc(sizeof(TRecycleItem) * fRecycleCount);
39 SetFont(be_plain_font);
40 gCurrentThreadBarMenu = NULL;
41 fLastTotalTime = system_time();
42 AddItem(new NoiseBarMenuItem());
43 }
44
45
~TeamBarMenu()46 TeamBarMenu::~TeamBarMenu()
47 {
48 gCurrentThreadBarMenu = NULL;
49 free(fTeamList);
50 free(fRecycleList);
51 }
52
53
54 void
Draw(BRect updateRect)55 TeamBarMenu::Draw(BRect updateRect)
56 {
57 BMenu::Draw (updateRect);
58 if (fFirstShow) {
59 Pulse();
60 fFirstShow = false;
61 }
62 }
63
64
65 void
Pulse()66 TeamBarMenu::Pulse()
67 {
68 Window()->BeginViewTransaction();
69
70 // create the list of items to remove, for their team is gone. Update the old teams.
71 int lastRecycle = 0;
72 int firstRecycle = 0;
73 int k;
74 TeamBarMenuItem *item;
75 double total = 0;
76 for (k = 1; (item = (TeamBarMenuItem*)ItemAt(k)) != NULL; k++) {
77 item->BarUpdate();
78 if (item->fKernel < 0) {
79 if (lastRecycle == fRecycleCount) {
80 fRecycleCount += EXTRA;
81 fRecycleList = (TRecycleItem*)realloc(fRecycleList,
82 sizeof(TRecycleItem)*fRecycleCount);
83 }
84 fRecycleList[lastRecycle].index = k;
85 fRecycleList[lastRecycle++].item = item;
86 } else {
87 if (lastRecycle > 0) {
88 RemoveItems(fRecycleList[0].index, lastRecycle, true);
89 k -= lastRecycle;
90 lastRecycle = 0;
91 }
92 total += item->fUser + item->fKernel;
93 }
94 }
95
96 // Look new teams that have appeared. Create an item for them, or recycle from the list.
97 int32 cookie = 0;
98 info_pack infos;
99 item = NULL;
100 while (get_next_team_info(&cookie, &infos.team_info) == B_OK) {
101 int j = 0;
102 while (j < fTeamCount && infos.team_info.team != fTeamList[j])
103 j++;
104 if (infos.team_info.team != fTeamList[j]) {
105 // new team
106 team_info info;
107 j = 0;
108 while (j < fTeamCount && fTeamList[j] != -1)
109 if (get_team_info(fTeamList[j], &info) != B_OK)
110 fTeamList[j] = -1;
111 else
112 j++;
113 if (j == fTeamCount) {
114 fTeamCount += 10;
115 fTeamList = (team_id*)realloc(fTeamList, sizeof(team_id) * fTeamCount);
116 }
117 fTeamList[j] = infos.team_info.team;
118 if (!get_team_name_and_icon(infos, true)) {
119 // the team is already gone!
120 fTeamList[j] = -1;
121 } else {
122 if (!item && firstRecycle < lastRecycle) {
123 item = fRecycleList[firstRecycle++].item;
124 }
125 if (item) {
126 item->Reset(infos.team_name, infos.team_info.team, infos.team_icon, true);
127 } else {
128 BMessage* kill_team = new BMessage('KlTm');
129 kill_team->AddInt32("team", infos.team_info.team);
130 item = new TeamBarMenuItem(new ThreadBarMenu(infos.team_name,
131 infos.team_info.team, infos.team_info.thread_count),
132 kill_team, infos.team_info.team, infos.team_icon, true);
133 item->SetTarget(gPCView);
134 AddItem(item);
135 item->BarUpdate();
136 }
137 if (item->fKernel >= 0) {
138 total += item->fUser + item->fKernel;
139 item = NULL;
140 } else {
141 fTeamList[j] = -1;
142 }
143 }
144 }
145 }
146 if (item) {
147 RemoveItem(item);
148 delete item;
149 }
150
151 // Delete the items that haven't been recycled.
152 if (firstRecycle < lastRecycle)
153 RemoveItems(IndexOf(fRecycleList[firstRecycle].item), lastRecycle - firstRecycle, true);
154
155 total /= gCPUcount;
156 total = 1 - total;
157
158 fLastTotalTime = system_time();
159 NoiseBarMenuItem* noiseItem;
160 if ((noiseItem = (NoiseBarMenuItem*)ItemAt(0)) != NULL) {
161 noiseItem->SetBusyWaiting(0);
162 if (total >= 0)
163 noiseItem->SetLost(total);
164 else
165 noiseItem->SetLost(0);
166 noiseItem->DrawBar(false);
167 }
168
169 if (gCurrentThreadBarMenu && gCurrentThreadBarMenu->LockLooperWithTimeout(25000) == B_OK) {
170 gCurrentThreadBarMenu->Window()->BeginViewTransaction();
171 gCurrentThreadBarMenu->Update();
172 gCurrentThreadBarMenu->Window()->EndViewTransaction();
173 gCurrentThreadBarMenu->Window()->Flush();
174 gCurrentThreadBarMenu->UnlockLooper();
175 }
176
177 Window()->EndViewTransaction();
178 Window()->Flush();
179 }
180