i2p/haiku-beta6
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implemented rewind functionality so that slide show no longer stops when it reaches the last file in the directory

Browse Source 
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@7453 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Matthew Wilber
2004-05-07 23:25:11 +00:00
parent b541da436f
commit efc10d5e6a
1 changed files with 19 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/apps/showimage/ShowImageView.cpp
+19 -16
View File
@@ -1925,9 +1925,7 @@ ShowImageView::SetTrackerSelectionToCurrent()
bool bool
ShowImageView::FindNextImage(entry_ref *in_current, entry_ref *ref, bool next, bool rewind) ShowImageView::FindNextImage(entry_ref *in_current, entry_ref *ref, bool next, bool rewind)
{ {
// shamelessly stolen, I mean copied from BeMail! // Based on similar function from BeMail!
// XXX rewind is not implemented yet => slide show will stop with last image
if (!fTrackerMessenger.IsValid()) if (!fTrackerMessenger.IsValid())
return false; return false;
@@ -1937,32 +1935,37 @@ ShowImageView::FindNextImage(entry_ref *in_current, entry_ref *ref, bool next, b
// image is found. // image is found.
// //
entry_ref nextRef = *in_current; entry_ref nextRef = *in_current;
bool foundRef = false; bool foundRef = false;
while (!foundRef) while (!foundRef)
{ {
BMessage request(B_GET_PROPERTY); BMessage request(B_GET_PROPERTY);
BMessage spc; BMessage spc;
if (next) if (rewind)
spc.what = B_DIRECT_SPECIFIER;
else if (next)
spc.what = 'snxt'; spc.what = 'snxt';
else else
spc.what = 'sprv'; spc.what = 'sprv';
spc.AddString("property", "Entry"); spc.AddString("property", "Entry");
spc.AddRef("data", &nextRef); if (rewind)
// if rewinding, ask for the ref to the
// first item in the directory
spc.AddInt32("data", 0);
else
spc.AddRef("data", &nextRef);
request.AddSpecifier(&spc); request.AddSpecifier(&spc);
BMessage reply; BMessage reply;
if (fTrackerMessenger.SendMessage(&request, &reply) != B_OK) { if (fTrackerMessenger.SendMessage(&request, &reply) != B_OK)
return false; return false;
} if (reply.FindRef("result", &nextRef) != B_OK)
if (reply.FindRef("result", &nextRef) != B_OK) {
return false; return false;
}
if (IsImage(&nextRef))
if (IsImage(&nextRef)) {
foundRef = true; foundRef = true;
}
rewind = false;
// stop asking for the first ref in the directory
} }
*ref = nextRef; *ref = nextRef;