void initial_log_id(int32_t prefix) {
srand((unsigned)time(0));
int64_t log_id = prefix;
log_id = (log_id * 10000000000) + rand();
atomic_set64(&g_log_id, log_id);
}
void
ActivityView::MessageReceived(BMessage* message)
{
// if a color is dropped, use it as background
if (message->WasDropped()) {
rgb_color* color;
ssize_t size;
if (message->FindData("RGBColor", B_RGB_COLOR_TYPE, 0,
(const void**)&color, &size) == B_OK
&& size == sizeof(rgb_color)) {
BPoint dropPoint = message->DropPoint();
ConvertFromScreen(&dropPoint);
if (_HistoryFrame().Contains(dropPoint)) {
fHistoryBackgroundColor = *color;
Invalidate(_HistoryFrame());
} else {
// check each legend color box
BAutolock _(fSourcesLock);
BRect legendFrame = _LegendFrame();
for (int32 i = 0; i < fSources.CountItems(); i++) {
BRect frame = _LegendColorFrameAt(legendFrame, i);
if (frame.Contains(dropPoint)) {
fSources.ItemAt(i)->SetColor(*color);
Invalidate(_HistoryFrame());
Invalidate(frame);
return;
}
}
if (dynamic_cast<ActivityMonitor*>(be_app) == NULL) {
// allow background color change in the replicant only
fLegendBackgroundColor = *color;
SetLowColor(fLegendBackgroundColor);
Invalidate(legendFrame);
}
}
return;
}
}
switch (message->what) {
case B_ABOUT_REQUESTED:
{
BAboutWindow* window = new BAboutWindow(kAppName, kSignature);
const char* authors[] = {
"Axel Dörfler",
NULL
};
window->AddCopyright(2008, "Haiku, Inc.");
window->AddAuthors(authors);
window->Show();
break;
}
case kMsgUpdateResolution:
{
int32 resolution;
if (message->FindInt32("resolution", &resolution) != B_OK)
break;
_UpdateResolution(resolution, false);
break;
}
case kMsgTimeIntervalUpdated:
bigtime_t interval;
if (message->FindInt64("interval", &interval) != B_OK)
break;
if (interval < 10000)
interval = 10000;
atomic_set64(&fRefreshInterval, interval);
break;
case kMsgToggleDataSource:
{
int32 index;
if (message->FindInt32("index", &index) != B_OK)
break;
const DataSource* baseSource = DataSource::SourceAt(index);
if (baseSource == NULL)
break;
DataSource* source = FindDataSource(baseSource);
if (source == NULL)
AddDataSource(baseSource);
else
RemoveDataSource(baseSource);
Invalidate();
break;
}
case kMsgToggleLegend:
fShowLegend = !fShowLegend;
Invalidate();
break;
case B_MOUSE_WHEEL_CHANGED:
{
float deltaY = 0.0f;
if (message->FindFloat("be:wheel_delta_y", &deltaY) != B_OK
|| deltaY == 0.0f)
break;
int32 resolution = fDrawResolution;
if (deltaY > 0)
resolution *= 2;
else
resolution /= 2;
_UpdateResolution(resolution);
break;
}
default:
BView::MessageReceived(message);
break;
}
}