1 /* 2 ProcessController © 2000, Georges-Edouard Berenger, All Rights Reserved. 3 Copyright (C) 2004 beunited.org 4 5 This library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 This library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with this library; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 */ 19 20 #include "ThreadBarMenuItem.h" 21 22 #include "Colors.h" 23 #include "PriorityMenu.h" 24 #include "ProcessController.h" 25 26 #include <stdio.h> 27 28 29 ThreadBarMenuItem::ThreadBarMenuItem(const char* title, thread_id thread, 30 BMenu *menu, BMessage* msg) 31 : BMenuItem(menu, msg), fThreadID(thread) 32 { 33 SetLabel(title); 34 get_thread_info(fThreadID, &fThreadInfo); 35 fLastTime = system_time(); 36 fKernel = -1; 37 fGrenze1 = -1; 38 fGrenze2 = -1; 39 } 40 41 42 void 43 ThreadBarMenuItem::DrawContent() 44 { 45 if (fKernel < 0) 46 BarUpdate(); 47 DrawBar(true); 48 Menu()->MovePenTo(ContentLocation()); 49 BMenuItem::DrawContent(); 50 } 51 52 53 void 54 ThreadBarMenuItem::DrawBar(bool force) 55 { 56 bool selected = IsSelected(); 57 BRect frame = Frame(); 58 BMenu* menu = Menu(); 59 rgb_color highColor = menu->HighColor(); 60 frame.right -= 24; 61 frame.left = frame.right - kBarWidth; 62 frame.top += 3; 63 frame.bottom = frame.top + 8; 64 if (fKernel < 0) 65 return; 66 67 if (fGrenze1 < 0) 68 force = true; 69 70 if (force) { 71 if (selected) 72 menu->SetHighColor(gFrameColorSelected); 73 else 74 menu->SetHighColor(gFrameColor); 75 menu->StrokeRect(frame); 76 } 77 78 frame.InsetBy(1, 1); 79 BRect r = frame; 80 float grenze1 = frame.left + (frame.right - frame.left) * fKernel; 81 float grenze2 = frame.left + (frame.right - frame.left) * (fKernel + fUser); 82 if (grenze1 > frame.right) 83 grenze1 = frame.right; 84 if (grenze2 > frame.right) 85 grenze2 = frame.right; 86 r.right = grenze1; 87 88 if (!force) 89 r.left = fGrenze1; 90 91 if (r.left < r.right) { 92 if (selected) 93 menu->SetHighColor(gKernelColorSelected); 94 else 95 menu->SetHighColor(gKernelColor); 96 menu->FillRect(r); 97 } 98 99 r.left = grenze1; 100 r.right = grenze2; 101 if (!force) { 102 if (fGrenze2 > r.left && r.left >= fGrenze1) 103 r.left = fGrenze2; 104 if (fGrenze1 < r.right && r.right <= fGrenze2) 105 r.right = fGrenze1; 106 } 107 if (r.left < r.right) { 108 thread_info threadInfo; 109 bool idleThread = false; 110 if (get_thread_info(fThreadID, &threadInfo) == B_OK) 111 idleThread = threadInfo.priority == B_IDLE_PRIORITY; 112 113 if (selected) { 114 menu->SetHighColor( 115 idleThread ? gIdleColorSelected : gUserColorSelected); 116 } else 117 menu->SetHighColor(idleThread ? gIdleColor : gUserColor); 118 menu->FillRect(r); 119 } 120 r.left = grenze2; 121 r.right = frame.right; 122 if (!force) 123 r.right = fGrenze2; 124 if (r.left < r.right) { 125 if (selected) 126 menu->SetHighColor(gWhiteSelected); 127 else 128 menu->SetHighColor(kWhite); 129 menu->FillRect(r); 130 } 131 menu->SetHighColor(highColor); 132 fGrenze1 = grenze1; 133 fGrenze2 = grenze2; 134 } 135 136 137 void 138 ThreadBarMenuItem::GetContentSize(float* width, float* height) 139 { 140 BMenuItem::GetContentSize(width, height); 141 // if (*height < 16) 142 // *height = 16; 143 *width += 10 + kBarWidth; 144 } 145 146 147 void 148 ThreadBarMenuItem::Highlight(bool on) 149 { 150 if (on) { 151 PriorityMenu* popup = (PriorityMenu*)Submenu(); 152 if (popup) 153 popup->Update(fThreadInfo.priority); 154 } 155 BMenuItem::Highlight(on); 156 } 157 158 159 void 160 ThreadBarMenuItem::BarUpdate() 161 { 162 thread_info info; 163 if (get_thread_info(fThreadID, &info) == B_OK) { 164 bigtime_t now = system_time(); 165 fKernel = double(info.kernel_time - fThreadInfo.kernel_time) / double(now - fLastTime); 166 fUser = double(info.user_time - fThreadInfo.user_time) / double(now - fLastTime); 167 if (info.priority == B_IDLE_PRIORITY) { 168 fUser += fKernel; 169 fKernel = 0; 170 } 171 fThreadInfo.user_time = info.user_time; 172 fThreadInfo.kernel_time = info.kernel_time; 173 fLastTime = now; 174 if (IsSelected ()) { 175 PriorityMenu* popup = (PriorityMenu*)Submenu(); 176 if (popup && info.priority != fThreadInfo.priority) 177 popup->Update (info.priority); 178 } 179 fThreadInfo.priority = info.priority; 180 } else 181 fKernel = -1; 182 } 183