raoul/openlp
1
0
Fork 0
forked from openlp/openlp
Code Issues Pull Requests Projects Releases Wiki Activity

Presentation tidyups

Browse Source
This commit is contained in:
Jonathan Corwin 2010-06-23 23:26:54 +01:00
parent 4ba065a338
commit fe01718d46
6 changed files with 111 additions and 99 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
openlp/plugins/presentations/lib/impresscontroller.py
View File

@ -331,7 +331,10 @@ class ImpressDocument(PresentationDocument):
def stop_presentation(self):
log.debug(u'stop presentation OpenOffice')
self.control.deactivate()
# deactivate should hide the screen according to docs, but doesn't
#self.control.deactivate()
self.presentation.end()
self.control = None
def start_presentation(self):
log.debug(u'start presentation OpenOffice')

149
openlp/plugins/presentations/lib/messagelistener.py
View File

@ -41,31 +41,31 @@ class Controller(object):
log.info(u'Controller loaded')
def __init__(self, live):
self.isLive = live
self.is_live = live
self.doc = None
log.info(u'%s controller loaded' % live)
def addHandler(self, controller, file, isBlank):
log.debug(u'Live = %s, addHandler %s' % (self.isLive, file))
def add_handler(self, controller, file, is_blank):
log.debug(u'Live = %s, add_handler %s' % (self.is_live, file))
self.controller = controller
if self.doc is not None:
self.shutdown()
self.doc = self.controller.add_doc(file)
self.doc.load_presentation()
if self.isLive:
if self.is_live:
self.doc.start_presentation()
if isBlank:
if is_blank:
self.blank()
Receiver.send_message(u'maindisplay_hide', HideMode.Screen)
self.doc.slidenumber = 0
def activate(self):
log.debug(u'Live = %s, activate' % self.isLive)
log.debug(u'Live = %s, activate' % self.is_live)
if self.doc.is_active():
return
if not self.doc.is_loaded():
self.doc.load_presentation()
if self.isLive:
if self.is_live:
self.doc.start_presentation()
if self.doc.slidenumber > 1:
self.doc.goto_slide(self.doc.slidenumber)
@ -85,36 +85,36 @@ class Controller(object):
"""
Based on the handler passed at startup triggers the first slide
"""
log.debug(u'Live = %s, first' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, first' % self.is_live)
if not self.is_live:
return
if self.doc.is_blank():
self.doc.slidenumber = 1
return
self.activate()
self.doc.start_presentation()
self.doc.poll_slidenumber(self.isLive)
self.doc.poll_slidenumber(self.is_live)
def last(self):
"""
Based on the handler passed at startup triggers the first slide
"""
log.debug(u'Live = %s, last' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, last' % self.is_live)
if not self.is_live:
return
if self.doc.is_blank():
self.doc.slidenumber = self.doc.get_slide_count()
return
self.activate()
self.doc.goto_slide(self.doc.get_slide_count())
self.doc.poll_slidenumber(self.isLive)
self.doc.poll_slidenumber(self.is_live)
def next(self):
"""
Based on the handler passed at startup triggers the next slide event
"""
log.debug(u'Live = %s, next' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, next' % self.is_live)
if not self.is_live:
return
if self.doc.is_blank():
if self.doc.slidenumber < self.doc.get_slide_count():
@ -122,14 +122,14 @@ class Controller(object):
return
self.activate()
self.doc.next_step()
self.doc.poll_slidenumber(self.isLive)
self.doc.poll_slidenumber(self.is_live)
def previous(self):
"""
Based on the handler passed at startup triggers the previous slide event
"""
log.debug(u'Live = %s, previous' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, previous' % self.is_live)
if not self.is_live:
return
if self.doc.is_blank():
if self.doc.slidenumber > 1:
@ -137,14 +137,14 @@ class Controller(object):
return
self.activate()
self.doc.previous_step()
self.doc.poll_slidenumber(self.isLive)
self.doc.poll_slidenumber(self.is_live)
def shutdown(self):
"""
Based on the handler passed at startup triggers slide show to shut down
"""
log.debug(u'Live = %s, shutdown' % self.isLive)
if self.isLive:
log.debug(u'Live = %s, shutdown' % self.is_live)
if self.is_live:
Receiver.send_message(u'maindisplay_show')
self.doc.close_presentation()
self.doc = None
@ -152,8 +152,8 @@ class Controller(object):
#self.timer.stop()
def blank(self):
log.debug(u'Live = %s, blank' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, blank' % self.is_live)
if not self.is_live:
return
if not self.doc.is_loaded():
return
@ -162,8 +162,8 @@ class Controller(object):
self.doc.blank_screen()
def stop(self):
log.debug(u'Live = %s, stop' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, stop' % self.is_live)
if not self.is_live:
return
if not self.doc.is_loaded():
return
@ -172,8 +172,8 @@ class Controller(object):
self.doc.stop_presentation()
def unblank(self):
log.debug(u'Live = %s, unblank' % self.isLive)
if not self.isLive:
log.debug(u'Live = %s, unblank' % self.is_live)
if not self.is_live:
return
self.activate()
if self.doc.slidenumber and \
@ -183,7 +183,7 @@ class Controller(object):
Receiver.send_message(u'maindisplay_hide', HideMode.Screen)
def poll(self):
self.doc.poll_slidenumber(self.isLive)
self.doc.poll_slidenumber(self.is_live)
class MessageListener(object):
"""
@ -195,8 +195,8 @@ class MessageListener(object):
def __init__(self, mediaitem):
self.controllers = mediaitem.controllers
self.mediaitem = mediaitem
self.previewHandler = Controller(False)
self.liveHandler = Controller(True)
self.preview_handler = Controller(False)
self.live_handler = Controller(True)
# messages are sent from core.ui.slidecontroller
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'presentations_start'), self.startup)
@ -228,9 +228,10 @@ class MessageListener(object):
Start of new presentation
Save the handler as any new presentations start here
"""
isLive, item = self.decode_message(message)
is_live = message[1]
item = message[0]
log.debug(u'Startup called with message %s' % message)
isBlank = message[2]
is_blank = message[2]
file = os.path.join(item.get_frame_path(),
item.get_frame_title())
self.handler = item.title
@ -238,75 +239,71 @@ class MessageListener(object):
self.handler = self.mediaitem.findControllerByType(file)
if not self.handler:
return
if isLive:
controller = self.liveHandler
if is_live:
controller = self.live_handler
else:
controller = self.previewHandler
controller.addHandler(self.controllers[self.handler], file, isBlank)
def decode_message(self, message):
if len(message) == 3:
return message[1], message[0], message[2]
else:
return message[1], message[0]
controller = self.preview_handler
controller.add_handler(self.controllers[self.handler], file, is_blank)
def slide(self, message):
isLive, item, slide = self.decode_message(message)
if isLive:
self.liveHandler.slide(slide, isLive)
is_live = message[1]
slide = message[2]
item = message[0]
if is_live:
self.live_handler.slide(slide, item)
else:
self.previewHandler.slide(slide, isLive)
self.preview_handler.slide(slide, item)
def first(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.first()
is_live = message[1]
if is_live:
self.live_handler.first()
else:
self.previewHandler.first()
self.preview_handler.first()
def last(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.last()
is_live = message[1]
if is_live:
self.live_handler.last()
else:
self.previewHandler.last()
self.preview_handler.last()
def next(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.next()
is_live = message[1]
if is_live:
self.live_handler.next()
else:
self.previewHandler.next()
self.preview_handler.next()
def previous(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.previous()
is_live = message[1]
if is_live:
self.live_handler.previous()
else:
self.previewHandler.previous()
self.preview_handler.previous()
def shutdown(self, message):
isLive = self.decode_message(message)[0]
if isLive:
is_live = message[1]
if is_live:
Receiver.send_message(u'maindisplay_show')
self.liveHandler.shutdown()
self.live_handler.shutdown()
else:
self.previewHandler.shutdown()
self.preview_handler.shutdown()
def hide(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.stop()
is_live = message[1]
if is_live:
self.live_handler.stop()
def blank(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.blank()
is_live = message[1]
if is_live:
self.live_handler.blank()
def unblank(self, message):
isLive = self.decode_message(message)[0]
if isLive:
self.liveHandler.unblank()
is_live = message[1]
if is_live:
self.live_handler.unblank()
def timeout(self):
self.liveHandler.poll()
self.live_handler.poll()

27
openlp/plugins/presentations/lib/powerpointcontroller.py
View File

@ -30,6 +30,7 @@ if os.name == u'nt':
from win32com.client import Dispatch
import _winreg
import win32ui
import pywintypes
from presentationcontroller import PresentationController, PresentationDocument
@ -65,7 +66,7 @@ class PowerpointController(PresentationController):
_winreg.OpenKey(_winreg.HKEY_CLASSES_ROOT,
u'PowerPoint.Application').Close()
return True
except:
except WindowsError:
pass
return False
@ -91,7 +92,7 @@ class PowerpointController(PresentationController):
return
try:
self.process.Quit()
except:
except pywintypes.com_error:
pass
self.process = None
@ -121,11 +122,8 @@ class PowerpointDocument(PresentationDocument):
log.debug(u'LoadPresentation')
if not self.controller.process.Visible:
self.controller.start_process()
#try:
self.controller.process.Presentations.Open(self.filepath, False, False,
True)
#except:
# return
self.presentation = self.controller.process.Presentations(
self.controller.process.Presentations.Count)
self.create_thumbnails()
@ -154,7 +152,7 @@ class PowerpointDocument(PresentationDocument):
if self.presentation:
try:
self.presentation.Close()
except:
except pywintypes.com_error:
pass
self.presentation = None
self.controller.remove_doc(self)
@ -170,7 +168,9 @@ class PowerpointDocument(PresentationDocument):
return False
if self.controller.process.Presentations.Count == 0:
return False
except:
except AttributeError:
return False
except pywintypes.com_error:
return False
return True
@ -186,7 +186,9 @@ class PowerpointDocument(PresentationDocument):
return False
if self.presentation.SlideShowWindow.View is None:
return False
except:
except AttributeError:
return False
except pywintypes.com_error:
return False
return True
@ -208,7 +210,10 @@ class PowerpointDocument(PresentationDocument):
"""
Returns true if screen is blank
"""
return self.presentation.SlideShowWindow.View.State == 3
try:
return self.presentation.SlideShowWindow.View.State == 3
except pywintypes.com_error:
return False
def stop_presentation(self):
"""
@ -224,11 +229,11 @@ class PowerpointDocument(PresentationDocument):
#SlideShowWindow measures its size/position by points, not pixels
try:
dpi = win32ui.GetActiveWindow().GetDC().GetDeviceCaps(88)
except:
except win32ui.error:
try:
dpi = \
win32ui.GetForegroundWindow().GetDC().GetDeviceCaps(88)
except:
except win32ui.error:
dpi = 96
self.presentation.SlideShowSettings.Run()
self.presentation.SlideShowWindow.View.GotoSlide(1)

23
openlp/plugins/presentations/lib/pptviewcontroller.py
View File

@ -72,7 +72,7 @@ class PptviewController(PresentationController):
try:
self.start_process()
return self.process.CheckInstalled()
except:
except WindowsError:
return False
def start_process(self):
@ -84,6 +84,7 @@ class PptviewController(PresentationController):
log.debug(u'start PPTView')
self.process = cdll.LoadLibrary(
r'openlp\plugins\presentations\lib\pptviewlib\pptviewlib.dll')
#self.process.SetDebug(1)
def kill(self):
"""
@ -106,6 +107,7 @@ class PptviewDocument(PresentationDocument):
self.presentation = None
self.pptid = None
self.blanked = False
self.hidden = False
def load_presentation(self):
"""
@ -123,13 +125,11 @@ class PptviewDocument(PresentationDocument):
rect = rendermanager.screens.current[u'size']
rect = RECT(rect.x(), rect.y(), rect.right(), rect.bottom())
filepath = str(self.filepath.replace(u'/', u'\\'))
try:
self.pptid = self.controller.process.OpenPPT(filepath, None, rect,
str(os.path.join(self.thumbnailpath,
self.controller.thumbnailprefix)))
self.pptid = self.controller.process.OpenPPT(filepath, None, rect,
str(os.path.join(self.thumbnailpath,
self.controller.thumbnailprefix)))
if self.pptid:
self.stop_presentation()
except:
log.exception(u'Failed to load presentation')
def close_presentation(self):
"""
@ -156,7 +156,7 @@ class PptviewDocument(PresentationDocument):
"""
Returns true if a presentation is currently active
"""
return self.is_loaded()
return self.is_loaded() and not self.hidden
def blank_screen(self):
"""
@ -183,13 +183,18 @@ class PptviewDocument(PresentationDocument):
"""
Stops the current presentation and hides the output
"""
self.hidden = True
self.controller.process.Stop(self.pptid)
def start_presentation(self):
"""
Starts a presentation from the beginning
"""
self.controller.process.RestartShow(self.pptid)
if self.hidden:
self.hidden = False
self.controller.process.Resume(self.pptid)
else:
self.controller.process.RestartShow(self.pptid)
def get_slide_number(self):
"""

2
openlp/plugins/presentations/lib/pptviewlib/README.TXT
View File

@ -23,6 +23,8 @@ This README.TXT must be distributed with the pptviewlib.dll
This library has a limit of 50 PowerPoints which can be opened simultaneously.
This project can be built with the free Microsoft Visual C++ 2008 Express Edition.
USAGE
-----
BOOL CheckInstalled(void);

4
openlp/plugins/presentations/lib/pptviewlib/pptviewlib.cpp
View File

@ -150,7 +150,7 @@ DllExport int OpenPPT(char *filename, HWND hParentWnd, RECT rect, char *previewp
pptviewobj[id].rect.bottom = rect.bottom;
pptviewobj[id].rect.right = rect.right;
}
strcat_s(cmdline, MAX_PATH * 2, "/S \"");
strcat_s(cmdline, MAX_PATH * 2, "/F /S \"");
strcat_s(cmdline, MAX_PATH * 2, filename);
strcat_s(cmdline, MAX_PATH * 2, "\"");
memset(&si, 0, sizeof(si));
@ -211,7 +211,7 @@ DllExport int OpenPPT(char *filename, HWND hParentWnd, RECT rect, char *previewp
}
DEBUG("OpenPPT: Steps %d, first slide steps %d\n",pptviewobj[id].steps,pptviewobj[id].firstSlideSteps);
SavePPTInfo(id);
if(pptviewobj[id].state==PPT_CLOSING){
if(pptviewobj[id].state==PPT_CLOSING||pptviewobj[id].slideCount<=0){
ClosePPT(id);
id=-1;
}