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authorKlaus Schmidinger <vdr@tvdr.de>2008-01-13 11:44:38 +0100
committerKlaus Schmidinger <vdr@tvdr.de>2008-01-13 11:44:38 +0100
commitd607265f695510e357c67d78e43d0c8138f8c588 (patch)
tree3ebc47cbd0c765cb85441dcefb73a13ade798932 /PLUGINS/src/pictures/entry.c
parent0ec2063b5ad4a6b9574efa6365ac4bf026211e9d (diff)
downloadvdr-d607265f695510e357c67d78e43d0c8138f8c588.tar.gz
vdr-d607265f695510e357c67d78e43d0c8138f8c588.tar.bz2
Added the 'pictures' plugin
Diffstat (limited to 'PLUGINS/src/pictures/entry.c')
-rw-r--r--PLUGINS/src/pictures/entry.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/PLUGINS/src/pictures/entry.c b/PLUGINS/src/pictures/entry.c
new file mode 100644
index 00000000..85156558
--- /dev/null
+++ b/PLUGINS/src/pictures/entry.c
@@ -0,0 +1,144 @@
+/*
+ * entry.c: Data structure to handle still pictures
+ *
+ * See the README file for copyright information and how to reach the author.
+ *
+ * $Id: entry.c 1.1 2008/01/13 11:29:27 kls Exp $
+ */
+
+#include "entry.h"
+
+cPictureEntry::cPictureEntry(const char *Name, const cPictureEntry *Parent, bool IsDirectory)
+{
+ name = strdup(Name);
+ parent = Parent;
+ isDirectory = IsDirectory;
+ entries = NULL;
+}
+
+cPictureEntry::~cPictureEntry()
+{
+ free(name);
+ delete entries;
+}
+
+int cPictureEntry::Compare(const cListObject &ListObject) const
+{
+ cPictureEntry *p = (cPictureEntry *)&ListObject;
+ if (IsDirectory() && !p->IsDirectory())
+ return -1;
+ if (!IsDirectory() && p->IsDirectory())
+ return +1;
+ if (IsDirectory())
+ return strcoll(name, p->name);
+ else
+ return strcmp(name, p->name); // correctly sorts dsc01234.jpg and dsc01234a.jpg in case pictures have been "squeezed in"
+}
+
+cString cPictureEntry::Path(void) const
+{
+ return parent ? AddDirectory(parent->Path(), name) : name;
+}
+
+void cPictureEntry::Load(void) const
+{
+ if (isDirectory && !entries) {
+ cString Directory = Path();
+ cReadDir d(Directory);
+ if (d.Ok()) {
+ struct dirent *e;
+ while ((e = d.Next()) != NULL) {
+ if (strcmp(e->d_name, ".") && strcmp(e->d_name, "..")) {
+ struct stat ds;
+ if (stat(AddDirectory(Directory, e->d_name), &ds) == 0) {
+ if (!entries)
+ entries = new cList<cPictureEntry>;
+ entries->Add(new cPictureEntry(e->d_name, this, S_ISDIR(ds.st_mode)));
+ }
+ }
+ }
+ if (entries)
+ entries->Sort();
+ }
+ else
+ LOG_ERROR_STR(*Directory);
+ }
+}
+
+const cList<cPictureEntry> *cPictureEntry::Entries(void) const
+{
+ Load();
+ return entries;
+}
+
+const cPictureEntry *cPictureEntry::FirstPicture(void) const
+{
+ Load();
+ if (entries) {
+ for (cPictureEntry *pe = entries->First(); pe; pe = entries->Next(pe)) {
+ if (pe->IsDirectory()) {
+ const cPictureEntry *p = pe->FirstPicture();
+ if (p)
+ return p;
+ }
+ else
+ return pe;
+ }
+ }
+ return NULL;
+}
+
+const cPictureEntry *cPictureEntry::LastPicture(void) const
+{
+ Load();
+ if (entries) {
+ for (cPictureEntry *pe = entries->Last(); pe; pe = entries->Prev(pe)) {
+ if (pe->IsDirectory()) {
+ const cPictureEntry *p = pe->LastPicture();
+ if (p)
+ return p;
+ }
+ else
+ return pe;
+ }
+ }
+ return NULL;
+}
+
+const cPictureEntry *cPictureEntry::PrevPicture(const cPictureEntry *This) const
+{
+ if (This) {
+ const cPictureEntry *pe = (cPictureEntry *)entries->Prev(This);
+ if (pe) {
+ if (pe->IsDirectory()) {
+ const cPictureEntry *p = pe->LastPicture();
+ if (p)
+ return p;
+ return PrevPicture(pe);
+ }
+ return pe;
+ }
+ }
+ if (parent)
+ return parent->PrevPicture(this);
+ return NULL;
+}
+
+const cPictureEntry *cPictureEntry::NextPicture(const cPictureEntry *This) const
+{
+ if (This) {
+ cPictureEntry *pe = (cPictureEntry *)entries->Next(This);
+ if (pe) {
+ if (pe->IsDirectory()) {
+ const cPictureEntry *p = pe->FirstPicture();
+ if (p)
+ return p;
+ return NextPicture(pe);
+ }
+ return pe;
+ }
+ }
+ if (parent)
+ return parent->NextPicture(this);
+ return NULL;
+}