add pause/next/prev to pictureviewer (based on code by aladin25)

[vuplus_dvbapp-plugin] / webcamviewer / src / plugin.py

diff --git a/webcamviewer/src/plugin.py b/webcamviewer/src/plugin.py
index 204cf83..81a6acf 100755 (executable)
--- a/webcamviewer/src/plugin.py
+++ b/webcamviewer/src/plugin.py
@@ -122,10 +122,15 @@ class Slideshow:
                        self.currentslideshowitem = -1
                        self.nextSlideshowItem()
 
-       def nextSlideshowItem(self):
-               if self.currentslideshowitem is not (len(self.filelist) - 1):
-                       self.currentslideshowitem = self.currentslideshowitem + 1
-                       filetoshow = self.filelist[self.currentslideshowitem][1]
+       def nextSlideshowItem(self, prev = False):
+               currentslideshowitem = self.currentslideshowitem
+               if prev:
+                       currentslideshowitem -= 2
+               if currentslideshowitem < 0:
+                       currentslideshowitem = -1
+               if currentslideshowitem is not (len(self.filelist) - 1):
+                       currentslideshowitem += 1
+                       filetoshow = self.filelist[currentslideshowitem][1]
                        if not self.wbviewer:
                                self.wbviewer = self.session.openWithCallback(
                                                                        self.cb,
@@ -137,7 +142,8 @@ class Slideshow:
                        else:
                                self.wbviewer.filename = filetoshow
                                self.wbviewer.do()
-               elif self.currentslideshowitem is (len(self.filelist) - 1) and int(config.plugins.pictureviewer.slideshowmode.value) is SLIDESHOWMODE_REPEAT:
+                       self.currentslideshowitem = currentslideshowitem
+               elif int(config.plugins.pictureviewer.slideshowmode.value) is SLIDESHOWMODE_REPEAT:
                        print "["+myname+"] restarting slideshow"
                        self.start()
                else: