void
ScreenshotWindow::_ResizeToFitAndCenter()
{
// Find out dimensions of the largest screenshot of this package
ScreenshotInfoList screenshotInfos;
if (fPackage.Get() != NULL)
screenshotInfos = fPackage->ScreenshotInfos();
int32 largestScreenshotWidth = 0;
int32 largestScreenshotHeight = 0;
const uint32 numScreenshots = fPackage->ScreenshotInfos().CountItems();
for (uint32 i = 0; i < numScreenshots; i++) {
const ScreenshotInfo& info = screenshotInfos.ItemAtFast(i);
if (info.Width() > largestScreenshotWidth)
largestScreenshotWidth = info.Width();
if (info.Height() > largestScreenshotHeight)
largestScreenshotHeight = info.Height();
}
fScreenshotView->SetExplicitMinSize(
BSize(largestScreenshotWidth, largestScreenshotHeight));
Layout(false);
// TODO: Limit window size to screen size (with a little margin),
// the image should then become scrollable.
float minWidth;
float minHeight;
GetSizeLimits(&minWidth, NULL, &minHeight, NULL);
ResizeTo(minWidth, minHeight);
CenterOnScreen();
}
void
ScreenshotWindow::_DownloadThread()
{
printf("_DownloadThread()\n");
if (!Lock()) {
printf(" failed to lock screenshot window\n");
return;
}
fScreenshotView->UnsetBitmap();
ScreenshotInfoList screenshotInfos;
if (fPackage.Get() != NULL)
screenshotInfos = fPackage->ScreenshotInfos();
Unlock();
if (screenshotInfos.CountItems() == 0) {
printf(" package has no screenshots\n");
return;
}
// Obtain the correct code for the screenshot to display
// TODO: Once navigation buttons are added, we could use the
// ScreenshotInfo at the "current" index.
const ScreenshotInfo& info = screenshotInfos.ItemAtFast(
atomic_get(&fCurrentScreenshotIndex));
BMallocIO buffer;
WebAppInterface interface;
// Only indicate being busy with the download if it takes a little while
BMessenger messenger(this);
BMessageRunner delayedMessenger(messenger,
new BMessage(MSG_DOWNLOAD_START),
kProgressIndicatorDelay, 1);
// Retrieve screenshot from web-app
status_t status = interface.RetrieveScreenshot(info.Code(),
info.Width(), info.Height(), &buffer);
delayedMessenger.SetCount(0);
messenger.SendMessage(MSG_DOWNLOAD_STOP);
if (status == B_OK && Lock()) {
printf("got screenshot");
fScreenshot = BitmapRef(new(std::nothrow)SharedBitmap(buffer), true);
fScreenshotView->SetBitmap(fScreenshot);
_ResizeToFitAndCenter();
Unlock();
} else {
printf(" failed to download screenshot\n");
}
}
void
ScreenshotWindow::_DownloadThread()
{
printf("_DownloadThread()\n");
if (!Lock()) {
printf(" failed to lock screenshot window\n");
return;
}
fScreenshotView->UnsetBitmap();
ScreenshotInfoList screenshotInfos;
if (fPackage.Get() != NULL)
screenshotInfos = fPackage->ScreenshotInfos();
Unlock();
if (screenshotInfos.CountItems() == 0) {
printf(" package has no screenshots\n");
return;
}
// Obtain the correct code for the screenshot to display
// TODO: Once navigation buttons are added, we could use the
// ScreenshotInfo at the "current" index.
const ScreenshotInfo& info = screenshotInfos.ItemAtFast(0);
BMallocIO buffer;
WebAppInterface interface;
// Retrieve screenshot from web-app
status_t status = interface.RetrieveScreenshot(info.Code(),
info.Width(), info.Height(), &buffer);
if (status == B_OK && Lock()) {
printf("got screenshot");
fScreenshot = BitmapRef(new(std::nothrow)SharedBitmap(buffer), true);
fScreenshotView->SetBitmap(fScreenshot);
_ResizeToFitAndCenter();
Unlock();
} else {
printf(" failed to download screenshot\n");
}
}