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Add Theme Preview to ThemeManager

This commit is contained in:
Tim Bentley 2009-03-28 07:01:00 +00:00
parent 1e32183a2a
commit 68501479d7
1 changed files with 50 additions and 23 deletions
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73
openlp/core/ui/thememanager.py
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@ -48,20 +48,43 @@ class ThemeData(QAbstractItemModel):
def __init__(self): def __init__(self):
QAbstractItemModel.__init__(self) QAbstractItemModel.__init__(self)
self.items=[] self.items=[]
self.rowheight=50
self.maximagewidth=self.rowheight*16/9.0;
log.info("Starting") log.info("Starting")
def clearItems(self):
self.items=[]
def columnCount(self, parent): def columnCount(self, parent):
return 1; # always only a single column (for now) return 1; # always only a single column (for now)
def rowCount(self, parent): def rowCount(self, parent):
return len(self.items) return len(self.items)
def insertRow(self, row, Theme_item): def insertRow(self, row, filename):
# self.beginInsertRows(QModelIndex(),row,row) self.beginInsertRows(QModelIndex(),row,row)
log.info("insert row %d:%s"%(row,Theme_item)) log.info("insert row %d:%s"%(row,filename))
self.items.insert(row, Theme_item) (prefix, shortfilename) = os.path.split(str(filename))
log.info("shortfilename=%s"%(shortfilename))
# create a preview image
if os.path.exists(filename):
preview = QPixmap(str(filename))
w=self.maximagewidth;h=self.rowheight
preview = preview.scaled(w,h, Qt.KeepAspectRatio)
realw=preview.width(); realh=preview.height()
# and move it to the centre of the preview space
p=QPixmap(w,h)
p.fill(Qt.transparent)
painter=QPainter(p)
painter.drawPixmap((w-realw)/2,(h-realh)/2,preview)
else:
w=self.maximagewidth;h=self.rowheight
p=QPixmap(w,h)
p.fill(Qt.transparent)
# finally create the row
self.items.insert(row,(filename, p, shortfilename))
log.info("Items: %s" % self.items) log.info("Items: %s" % self.items)
# self.endInsertRows() self.endInsertRows()
def removeRow(self, row): def removeRow(self, row):
self.beginRemoveRows(QModelIndex(), row,row) self.beginRemoveRows(QModelIndex(), row,row)
@ -78,28 +101,21 @@ class ThemeData(QAbstractItemModel):
return QModelIndex() # no children as yet return QModelIndex() # no children as yet
def data(self, index, role): def data(self, index, role):
"""
Called by the Theme manager to draw us in the Theme window
"""
row=index.row() row=index.row()
if row > len(self.items): # if the last row is selected and deleted, we then get called with an empty row! if row > len(self.items): # if the last row is selected and deleted, we then get called with an empty row!
return QVariant() return QVariant()
item=self.items[row]
if role==Qt.DisplayRole: if role==Qt.DisplayRole:
retval= item.pluginname + ":" + item.shortname retval= self.items[row][2]
elif role == Qt.DecorationRole: elif role == Qt.DecorationRole:
retval = item.iconic_representation retval= self.items[row][1]
elif role == Qt.ToolTipRole:
retval= None
else: else:
retval= None retval= QVariant()
if retval == None:
retval=QVariant()
# log.info("Returning"+ str(retval)) # log.info("Returning"+ str(retval))
if type(retval) is not type(QVariant): if type(retval) is not type(QVariant):
return QVariant(retval) return QVariant(retval)
else: else:
return retval return retval
def __iter__(self): def __iter__(self):
for i in self.items: for i in self.items:
@ -139,14 +155,17 @@ class ThemeManager(QWidget):
self.Layout.addWidget(self.Toolbar) self.Layout.addWidget(self.Toolbar)
self.TreeView = QtGui.QTreeView(self) self.ThemeListView = QtGui.QListView(self)
self.Theme_data=ThemeData() self.Theme_data=ThemeData()
self.TreeView.setModel(self.Theme_data) self.ThemeListView.setModel(self.Theme_data)
self.Layout.addWidget(self.TreeView) self.ThemeListView.setAlternatingRowColors(True)
self.Layout.addWidget(self.ThemeListView)
self.ThemeListView.setAlternatingRowColors(True)
self.themelist= [] self.themelist= []
self.path = os.path.join(ConfigHelper.get_data_path(), u'themes') self.path = os.path.join(ConfigHelper.get_data_path(), u'themes')
self.check_themes_exists(self.path) self.check_themes_exists(self.path)
self.load() # load the themes self.load(self.path) # load the themes
# def addThemeItem(self, item): # def addThemeItem(self, item):
# """Adds Theme item""" # """Adds Theme item"""
@ -205,16 +224,24 @@ class ThemeManager(QWidget):
if len(files) > 0: if len(files) > 0:
for file in files: for file in files:
self.unzip_theme(file, self.path) self.unzip_theme(file, self.path)
self.Theme_data.clearItems()
self.load()
def load(self): def load(self, dir):
log.debug(u'Load') log.debug(u'Load themes from dir')
self.themelist = [u'African Sunset', u'Snowy Mountains', u'Wilderness', u'Wet and Windy London'] # self.themelist = [u'African Sunset', u'Snowy Mountains', u'Wilderness', u'Wet and Windy London']
for root, dirs, files in os.walk(dir):
for name in files:
if name.endswith(".bmp"):
self.Theme_data.addRow(os.path.join(dir, name))
def getThemes(self): def getThemes(self):
return self.themelist return self.themelist
def check_themes_exists(self, dir): def check_themes_exists(self, dir):
log.debug(u'check themes')
if os.path.exists(dir) == False: if os.path.exists(dir) == False:
os.mkdir(dir) os.mkdir(dir)