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Implemented display of current size/total size copied and current copy speed.

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It will begin to play after a short time (10 seconds). Estimated finish time
is still a TODO.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@35129 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stephan Aßmus 2010-01-17 18:40:25 +00:00
parent 406799c165
commit 4e1bbd4d0d
2 changed files with 154 additions and 42 deletions
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185
src/kits/tracker/StatusWindow.cpp
View File

@ -55,7 +55,8 @@ All rights reserved.
const float kDefaultStatusViewHeight = 50;
const float kUpdateGrain = 100000;
const bigtime_t kMaxUpdateInterval = 100000LL;
const bigtime_t kSpeedReferenceInterval = 2000000LL;
const BRect kStatusRect(200, 200, 550, 200);
@ -500,7 +501,15 @@ BStatusView::Init()
fWasCanceled = false;
fIsPaused = false;
fLastUpdateTime = 0;
fBytesPerSecond = 0.0;
for (size_t i = 0; i < kBytesPerSecondSlots; i++)
fBytesPerSecondSlot[i] = 0.0;
fCurrentBytesPerSecondSlot = 0;
fItemSize = 0;
fSizeProcessed = 0;
fProcessStartTime = fLastSpeedReferenceTime = system_time();
fLastSpeedReferenceSize = 0;
}
@ -559,6 +568,34 @@ BStatusView::InitStatus(int32 totalItems, off_t totalSize,
}
static const char*
string_for_size(double size, char *string)
{
double kb = size / 1024.0;
if (kb < 1.0) {
sprintf(string, "%d B", (int)size);
return string;
}
float mb = kb / 1024.0;
if (mb < 1.0) {
sprintf(string, "%3.1f KB", kb);
return string;
}
float gb = mb / 1024.0;
if (gb < 1.0) {
sprintf(string, "%3.1f MB", mb);
return string;
}
float tb = gb / 1024.0;
if (tb < 1.0) {
sprintf(string, "%3.1f GB", gb);
return string;
}
sprintf(string, "%.1f TB", tb);
return string;
}
void
BStatusView::Draw(BRect updateRect)
{
@ -604,6 +641,42 @@ BStatusView::Draw(BRect updateRect)
buffer << "To: " << fDestDir;
SetHighColor(0, 0, 0);
DrawString(buffer.String(), tp);
// Draw speed info
float rightDivider = tp.x + StringWidth(buffer.String()) + 5.0f;
if (fBytesPerSecond != 0.0) {
SetHighColor(tint_color(LowColor(), B_DARKEN_4_TINT));
BFont font;
GetFont(&font);
float oldFontSize = font.Size();
float fontSize = oldFontSize * 0.8f;
font.SetSize(max_c(8.0f, fontSize));
SetFont(&font, B_FONT_SIZE);
char sizeBuffer[128];
buffer = "(";
buffer << string_for_size((double)fSizeProcessed, sizeBuffer);
buffer << " of ";
buffer << string_for_size((double)fTotalSize, sizeBuffer);
buffer << ", ";
buffer << string_for_size(fBytesPerSecond, sizeBuffer);
buffer << "/s)";
tp.x = fStatusBar->Frame().right - StringWidth(buffer.String());
if (tp.x > rightDivider)
DrawString(buffer.String(), tp);
else {
// complete string too wide, try with shorter version
buffer << string_for_size(fBytesPerSecond, sizeBuffer);
buffer << "/s";
tp.x = fStatusBar->Frame().right - StringWidth(buffer.String());
if (tp.x > rightDivider)
DrawString(buffer.String(), tp);
}
font.SetSize(oldFontSize);
SetFont(&font, B_FONT_SIZE);
}
}
}
@ -623,6 +696,12 @@ BStatusView::MessageReceived(BMessage *message)
case kPauseButton:
fIsPaused = !fIsPaused;
fPauseButton->SetValue(fIsPaused ? B_CONTROL_ON : B_CONTROL_OFF);
if (fBytesPerSecond != 0.0) {
fBytesPerSecond = 0.0;
for (size_t i = 0; i < kBytesPerSecondSlots; i++)
fBytesPerSecondSlot[i] = 0.0;
Invalidate();
}
if (!fIsPaused) {
// force window update
@ -657,48 +736,72 @@ BStatusView::MessageReceived(BMessage *message)
void
BStatusView::UpdateStatus(const char *curItem, off_t itemSize, bool optional)
{
float currentTime = system_time();
if (fShowCount) {
if (curItem)
fCurItem++;
fItemSize += itemSize;
if (!optional || ((currentTime - fLastUpdateTime) > kUpdateGrain)) {
if (curItem != NULL || fPendingStatusString[0]) {
// forced update or past update time
BString buffer;
buffer << fCurItem << " ";
// if we don't have curItem, take the one from the stash
const char *statusItem = curItem != NULL
? curItem : fPendingStatusString;
fStatusBar->Update((float)fItemSize / fTotalSize, statusItem,
buffer.String());
// we already displayed this item, clear the stash
fPendingStatusString[0] = '\0';
fLastUpdateTime = currentTime;
}
else
// don't have a file to show, just update the bar
fStatusBar->Update((float)fItemSize / fTotalSize);
fItemSize = 0;
} else if (curItem != NULL) {
// stash away the name of the item we are currently processing
// so we can show it when the time comes
strncpy(fPendingStatusString, curItem, 127);
fPendingStatusString[127] = '0';
}
} else {
if (!fShowCount) {
fStatusBar->Update((float)fItemSize / fTotalSize);
fItemSize = 0;
return;
}
if (curItem != NULL)
fCurItem++;
fItemSize += itemSize;
fSizeProcessed += itemSize;
bigtime_t currentTime = system_time();
if (!optional || ((currentTime - fLastUpdateTime) > kMaxUpdateInterval)) {
if (curItem != NULL || fPendingStatusString[0]) {
// forced update or past update time
BString buffer;
buffer << fCurItem << " ";
// if we don't have curItem, take the one from the stash
const char *statusItem = curItem != NULL
? curItem : fPendingStatusString;
fStatusBar->Update((float)fItemSize / fTotalSize, statusItem,
buffer.String());
// we already displayed this item, clear the stash
fPendingStatusString[0] = '\0';
fLastUpdateTime = currentTime;
} else {
// don't have a file to show, just update the bar
fStatusBar->Update((float)fItemSize / fTotalSize);
}
if (currentTime
>= fLastSpeedReferenceTime + kSpeedReferenceInterval) {
// update current speed every kSpeedReferenceInterval
fCurrentBytesPerSecondSlot
= (fCurrentBytesPerSecondSlot + 1) % kBytesPerSecondSlots;
fBytesPerSecondSlot[fCurrentBytesPerSecondSlot]
= (double)(fSizeProcessed - fLastSpeedReferenceSize)
* 1000000LL / (currentTime - fLastSpeedReferenceTime);
fLastSpeedReferenceSize = fSizeProcessed;
fLastSpeedReferenceTime = currentTime;
fBytesPerSecond = 0.0;
for (size_t i = 0; i < kBytesPerSecondSlots; i++) {
if (fBytesPerSecondSlot[i] != 0.0)
fBytesPerSecond += fBytesPerSecondSlot[i];
else {
fBytesPerSecond = 0.0;
break;
}
}
if (fBytesPerSecond != 0.0)
fBytesPerSecond /= kBytesPerSecondSlots;
Invalidate();
}
fItemSize = 0;
} else if (curItem != NULL) {
// stash away the name of the item we are currently processing
// so we can show it when the time comes
strncpy(fPendingStatusString, curItem, 127);
fPendingStatusString[127] = '0';
}
}

11
src/kits/tracker/StatusWindow.h
View File

@ -132,13 +132,22 @@ private:
BStatusBar* fStatusBar;
off_t fTotalSize;
off_t fItemSize;
off_t fSizeProcessed;
off_t fLastSpeedReferenceSize;
int32 fCurItem;
int32 fType;
BBitmap* fBitmap;
BButton* fStopButton;
BButton* fPauseButton;
thread_id fThread;
float fLastUpdateTime;
bigtime_t fLastUpdateTime;
bigtime_t fLastSpeedReferenceTime;
bigtime_t fProcessStartTime;
bigtime_t fLastSpeedUpdateTime;
static const size_t kBytesPerSecondSlots = 5;
size_t fCurrentBytesPerSecondSlot;
double fBytesPerSecondSlot[kBytesPerSecondSlots];
double fBytesPerSecond;
bool fShowCount;
bool fWasCanceled;
bool fIsPaused;