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Presentation tidyups

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

@ -331,7 +331,10 @@ class ImpressDocument(PresentationDocument):
def stop_presentation(self): def stop_presentation(self):
log.debug(u'stop presentation OpenOffice') 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): def start_presentation(self):
log.debug(u'start presentation OpenOffice') 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') log.info(u'Controller loaded')
def __init__(self, live): def __init__(self, live):
self.isLive = live self.is_live = live
self.doc = None self.doc = None
log.info(u'%s controller loaded' % live) log.info(u'%s controller loaded' % live)
def addHandler(self, controller, file, isBlank): def add_handler(self, controller, file, is_blank):
log.debug(u'Live = %s, addHandler %s' % (self.isLive, file)) log.debug(u'Live = %s, add_handler %s' % (self.is_live, file))
self.controller = controller self.controller = controller
if self.doc is not None: if self.doc is not None:
self.shutdown() self.shutdown()
self.doc = self.controller.add_doc(file) self.doc = self.controller.add_doc(file)
self.doc.load_presentation() self.doc.load_presentation()
if self.isLive: if self.is_live:
self.doc.start_presentation() self.doc.start_presentation()
if isBlank: if is_blank:
self.blank() self.blank()
Receiver.send_message(u'maindisplay_hide', HideMode.Screen) Receiver.send_message(u'maindisplay_hide', HideMode.Screen)
self.doc.slidenumber = 0 self.doc.slidenumber = 0
def activate(self): 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(): if self.doc.is_active():
return return
if not self.doc.is_loaded(): if not self.doc.is_loaded():
self.doc.load_presentation() self.doc.load_presentation()
if self.isLive: if self.is_live:
self.doc.start_presentation() self.doc.start_presentation()
if self.doc.slidenumber > 1: if self.doc.slidenumber > 1:
self.doc.goto_slide(self.doc.slidenumber) 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 Based on the handler passed at startup triggers the first slide
""" """
log.debug(u'Live = %s, first' % self.isLive) log.debug(u'Live = %s, first' % self.is_live)
if not self.isLive: if not self.is_live:
return return
if self.doc.is_blank(): if self.doc.is_blank():
self.doc.slidenumber = 1 self.doc.slidenumber = 1
return return
self.activate() self.activate()
self.doc.start_presentation() self.doc.start_presentation()
self.doc.poll_slidenumber(self.isLive) self.doc.poll_slidenumber(self.is_live)
def last(self): def last(self):
""" """
Based on the handler passed at startup triggers the first slide Based on the handler passed at startup triggers the first slide
""" """
log.debug(u'Live = %s, last' % self.isLive) log.debug(u'Live = %s, last' % self.is_live)
if not self.isLive: if not self.is_live:
return return
if self.doc.is_blank(): if self.doc.is_blank():
self.doc.slidenumber = self.doc.get_slide_count() self.doc.slidenumber = self.doc.get_slide_count()
return return
self.activate() self.activate()
self.doc.goto_slide(self.doc.get_slide_count()) 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): def next(self):
""" """
Based on the handler passed at startup triggers the next slide event Based on the handler passed at startup triggers the next slide event
""" """
log.debug(u'Live = %s, next' % self.isLive) log.debug(u'Live = %s, next' % self.is_live)
if not self.isLive: if not self.is_live:
return return
if self.doc.is_blank(): if self.doc.is_blank():
if self.doc.slidenumber < self.doc.get_slide_count(): if self.doc.slidenumber < self.doc.get_slide_count():
@ -122,14 +122,14 @@ class Controller(object):
return return
self.activate() self.activate()
self.doc.next_step() self.doc.next_step()
self.doc.poll_slidenumber(self.isLive) self.doc.poll_slidenumber(self.is_live)
def previous(self): def previous(self):
""" """
Based on the handler passed at startup triggers the previous slide event Based on the handler passed at startup triggers the previous slide event
""" """
log.debug(u'Live = %s, previous' % self.isLive) log.debug(u'Live = %s, previous' % self.is_live)
if not self.isLive: if not self.is_live:
return return
if self.doc.is_blank(): if self.doc.is_blank():
if self.doc.slidenumber > 1: if self.doc.slidenumber > 1:
@ -137,14 +137,14 @@ class Controller(object):
return return
self.activate() self.activate()
self.doc.previous_step() self.doc.previous_step()
self.doc.poll_slidenumber(self.isLive) self.doc.poll_slidenumber(self.is_live)
def shutdown(self): def shutdown(self):
""" """
Based on the handler passed at startup triggers slide show to shut down Based on the handler passed at startup triggers slide show to shut down
""" """
log.debug(u'Live = %s, shutdown' % self.isLive) log.debug(u'Live = %s, shutdown' % self.is_live)
if self.isLive: if self.is_live:
Receiver.send_message(u'maindisplay_show') Receiver.send_message(u'maindisplay_show')
self.doc.close_presentation() self.doc.close_presentation()
self.doc = None self.doc = None
@ -152,8 +152,8 @@ class Controller(object):
#self.timer.stop() #self.timer.stop()
def blank(self): def blank(self):
log.debug(u'Live = %s, blank' % self.isLive) log.debug(u'Live = %s, blank' % self.is_live)
if not self.isLive: if not self.is_live:
return return
if not self.doc.is_loaded(): if not self.doc.is_loaded():
return return
@ -162,8 +162,8 @@ class Controller(object):
self.doc.blank_screen() self.doc.blank_screen()
def stop(self): def stop(self):
log.debug(u'Live = %s, stop' % self.isLive) log.debug(u'Live = %s, stop' % self.is_live)
if not self.isLive: if not self.is_live:
return return
if not self.doc.is_loaded(): if not self.doc.is_loaded():
return return
@ -172,8 +172,8 @@ class Controller(object):
self.doc.stop_presentation() self.doc.stop_presentation()
def unblank(self): def unblank(self):
log.debug(u'Live = %s, unblank' % self.isLive) log.debug(u'Live = %s, unblank' % self.is_live)
if not self.isLive: if not self.is_live:
return return
self.activate() self.activate()
if self.doc.slidenumber and \ if self.doc.slidenumber and \
@ -183,7 +183,7 @@ class Controller(object):
Receiver.send_message(u'maindisplay_hide', HideMode.Screen) Receiver.send_message(u'maindisplay_hide', HideMode.Screen)
def poll(self): def poll(self):
self.doc.poll_slidenumber(self.isLive) self.doc.poll_slidenumber(self.is_live)
class MessageListener(object): class MessageListener(object):
""" """
@ -195,8 +195,8 @@ class MessageListener(object):
def __init__(self, mediaitem): def __init__(self, mediaitem):
self.controllers = mediaitem.controllers self.controllers = mediaitem.controllers
self.mediaitem = mediaitem self.mediaitem = mediaitem
self.previewHandler = Controller(False) self.preview_handler = Controller(False)
self.liveHandler = Controller(True) self.live_handler = Controller(True)
# messages are sent from core.ui.slidecontroller # messages are sent from core.ui.slidecontroller
QtCore.QObject.connect(Receiver.get_receiver(), QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'presentations_start'), self.startup) QtCore.SIGNAL(u'presentations_start'), self.startup)
@ -228,9 +228,10 @@ class MessageListener(object):
Start of new presentation Start of new presentation
Save the handler as any new presentations start here 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) log.debug(u'Startup called with message %s' % message)
isBlank = message[2] is_blank = message[2]
file = os.path.join(item.get_frame_path(), file = os.path.join(item.get_frame_path(),
item.get_frame_title()) item.get_frame_title())
self.handler = item.title self.handler = item.title
@ -238,75 +239,71 @@ class MessageListener(object):
self.handler = self.mediaitem.findControllerByType(file) self.handler = self.mediaitem.findControllerByType(file)
if not self.handler: if not self.handler:
return return
if isLive: if is_live:
controller = self.liveHandler controller = self.live_handler
else: else:
controller = self.previewHandler controller = self.preview_handler
controller.addHandler(self.controllers[self.handler], file, isBlank) controller.add_handler(self.controllers[self.handler], file, is_blank)
def decode_message(self, message):
if len(message) == 3:
return message[1], message[0], message[2]
else:
return message[1], message[0]
def slide(self, message): def slide(self, message):
isLive, item, slide = self.decode_message(message) is_live = message[1]
if isLive: slide = message[2]
self.liveHandler.slide(slide, isLive) item = message[0]
if is_live:
self.live_handler.slide(slide, item)
else: else:
self.previewHandler.slide(slide, isLive) self.preview_handler.slide(slide, item)
def first(self, message): def first(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.first() self.live_handler.first()
else: else:
self.previewHandler.first() self.preview_handler.first()
def last(self, message): def last(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.last() self.live_handler.last()
else: else:
self.previewHandler.last() self.preview_handler.last()
def next(self, message): def next(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.next() self.live_handler.next()
else: else:
self.previewHandler.next() self.preview_handler.next()
def previous(self, message): def previous(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.previous() self.live_handler.previous()
else: else:
self.previewHandler.previous() self.preview_handler.previous()
def shutdown(self, message): def shutdown(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
Receiver.send_message(u'maindisplay_show') Receiver.send_message(u'maindisplay_show')
self.liveHandler.shutdown() self.live_handler.shutdown()
else: else:
self.previewHandler.shutdown() self.preview_handler.shutdown()
def hide(self, message): def hide(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.stop() self.live_handler.stop()
def blank(self, message): def blank(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.blank() self.live_handler.blank()
def unblank(self, message): def unblank(self, message):
isLive = self.decode_message(message)[0] is_live = message[1]
if isLive: if is_live:
self.liveHandler.unblank() self.live_handler.unblank()
def timeout(self): def timeout(self):
self.liveHandler.poll() self.live_handler.poll()

25
openlp/plugins/presentations/lib/powerpointcontroller.py
View File

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

15
openlp/plugins/presentations/lib/pptviewcontroller.py
View File

@ -72,7 +72,7 @@ class PptviewController(PresentationController):
try: try:
self.start_process() self.start_process()
return self.process.CheckInstalled() return self.process.CheckInstalled()
except: except WindowsError:
return False return False
def start_process(self): def start_process(self):
@ -84,6 +84,7 @@ class PptviewController(PresentationController):
log.debug(u'start PPTView') log.debug(u'start PPTView')
self.process = cdll.LoadLibrary( self.process = cdll.LoadLibrary(
r'openlp\plugins\presentations\lib\pptviewlib\pptviewlib.dll') r'openlp\plugins\presentations\lib\pptviewlib\pptviewlib.dll')
#self.process.SetDebug(1)
def kill(self): def kill(self):
""" """
@ -106,6 +107,7 @@ class PptviewDocument(PresentationDocument):
self.presentation = None self.presentation = None
self.pptid = None self.pptid = None
self.blanked = False self.blanked = False
self.hidden = False
def load_presentation(self): def load_presentation(self):
""" """
@ -123,13 +125,11 @@ class PptviewDocument(PresentationDocument):
rect = rendermanager.screens.current[u'size'] rect = rendermanager.screens.current[u'size']
rect = RECT(rect.x(), rect.y(), rect.right(), rect.bottom()) rect = RECT(rect.x(), rect.y(), rect.right(), rect.bottom())
filepath = str(self.filepath.replace(u'/', u'\\')) filepath = str(self.filepath.replace(u'/', u'\\'))
try:
self.pptid = self.controller.process.OpenPPT(filepath, None, rect, self.pptid = self.controller.process.OpenPPT(filepath, None, rect,
str(os.path.join(self.thumbnailpath, str(os.path.join(self.thumbnailpath,
self.controller.thumbnailprefix))) self.controller.thumbnailprefix)))
if self.pptid:
self.stop_presentation() self.stop_presentation()
except:
log.exception(u'Failed to load presentation')
def close_presentation(self): def close_presentation(self):
""" """
@ -156,7 +156,7 @@ class PptviewDocument(PresentationDocument):
""" """
Returns true if a presentation is currently active Returns true if a presentation is currently active
""" """
return self.is_loaded() return self.is_loaded() and not self.hidden
def blank_screen(self): def blank_screen(self):
""" """
@ -183,12 +183,17 @@ class PptviewDocument(PresentationDocument):
""" """
Stops the current presentation and hides the output Stops the current presentation and hides the output
""" """
self.hidden = True
self.controller.process.Stop(self.pptid) self.controller.process.Stop(self.pptid)
def start_presentation(self): def start_presentation(self):
""" """
Starts a presentation from the beginning Starts a presentation from the beginning
""" """
if self.hidden:
self.hidden = False
self.controller.process.Resume(self.pptid)
else:
self.controller.process.RestartShow(self.pptid) self.controller.process.RestartShow(self.pptid)
def get_slide_number(self): 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 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 USAGE
----- -----
BOOL CheckInstalled(void); 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.bottom = rect.bottom;
pptviewobj[id].rect.right = rect.right; 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, filename);
strcat_s(cmdline, MAX_PATH * 2, "\""); strcat_s(cmdline, MAX_PATH * 2, "\"");
memset(&si, 0, sizeof(si)); 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); DEBUG("OpenPPT: Steps %d, first slide steps %d\n",pptviewobj[id].steps,pptviewobj[id].firstSlideSteps);
SavePPTInfo(id); SavePPTInfo(id);
if(pptviewobj[id].state==PPT_CLOSING){ if(pptviewobj[id].state==PPT_CLOSING||pptviewobj[id].slideCount<=0){
ClosePPT(id); ClosePPT(id);
id=-1; id=-1;
} }