def __init__(self):
"""
Initialise utility, status/menu/tool bar, tabs, ctrl panel + bindings.
"""
wx.Frame.__init__(self, None, title=_("Untitled") + u" - %s" % self.title)
self.util = Utility(self)
meta.find_transparent() # important
logger.info("Transparency supported: %s", meta.transparent)
if meta.transparent:
try:
x = self.util.items.index(Highlighter)
except ValueError:
self.util.items.insert(1, Highlighter)
self.can_paste = check_clipboard()
self.process = None
self.pid = None
self.dialog = None
self.convert_cancelled = False
self.shape_viewer_open = False
self.help = None
self.hotkey_pressed = False # for hotkey timer
self.hotkey_timer = None
self.tab_count = 1
self.tab_total = 1
self.current_tab = 0
self.closed_tabs = []
self.hotkeys = []
style = (fnb.FNB_X_ON_TAB | fnb.FNB_NO_X_BUTTON | fnb.FNB_VC8 |
fnb.FNB_DROPDOWN_TABS_LIST | fnb.FNB_MOUSE_MIDDLE_CLOSES_TABS |
fnb.FNB_NO_NAV_BUTTONS)
self.control = ControlPanel(self)
self.tabs = fnb.FlatNotebook(self, agwStyle=style)
self.canvas = Canvas(self.tabs, self, (Config().default_width(), Config().default_height()))
self.panel = SidePanel(self)
self.thumbs = self.panel.thumbs
self.notes = self.panel.notes
self.tabs.AddPage(self.canvas, _("Sheet") + u" 1")
box = wx.BoxSizer(wx.HORIZONTAL) # position windows side-by-side
box.Add(self.control, 0, wx.EXPAND)
box.Add(self.tabs, 1, wx.EXPAND)
box.Add(self.panel, 0, wx.EXPAND)
self.SetSizer(box)
self.SetSizeWH(800, 600)
if os.name == "posix":
self.canvas.SetFocus() # makes EVT_CHAR_HOOK trigger
if 'mac' != os.name:
self.Maximize(True)
self.paste_check_count = PASTE_CHECK_COUNT - 1
wx.UpdateUIEvent.SetUpdateInterval(75)
#wx.UpdateUIEvent.SetMode(wx.UPDATE_UI_PROCESS_SPECIFIED)
self.SetIcon(icon.getIcon())
self.SetExtraStyle(wx.WS_EX_PROCESS_UI_UPDATES)
self.SetDropTarget(CanvasDropTarget())
self.statusbar = self.CreateStatusBar()
self._print = Print(self)
self.filehistory = wx.FileHistory(8)
self.config = wx.Config()
self.load_history_file()
self.filehistory.Load(self.config)
self.menu = Menu(self)
self.toolbar = self.CreateToolBar()
Toolbar.configure(self.toolbar, self.can_paste)
self.SetMenuBar(self.menu.menu)
self.set_menu_from_config()
self.do_bindings()
self.find_help()
pub.sendMessage('thumbs.update_current')
self.update_panels(True)
wx.CallAfter(self.UpdateWindowUI)
def update_menus(self, event):
"""
Enables/disables GUI menus and toolbar items.
It uses a counter for the clipboard check as it can be too performance
intense and cause segmentation faults
"""
canvas = self.canvas
if not canvas:
return
_id = event.GetId()
if _id in [wx.ID_PASTE, ID_PASTE_NEW]: # check this less frequently, possibly expensive
self.paste_check_count += 1
if self.paste_check_count == PASTE_CHECK_COUNT:
self.can_paste = False
if check_clipboard():
self.can_paste = True
self.paste_check_count = 0
try:
self.menu.enable(ID_PASTE_NEW, self.can_paste)
self.menu.enable(wx.ID_PASTE, self.can_paste)
except wx.PyDeadObjectError:
pass
return
if _id == ID_TRANSPARENT:
if canvas.can_swap_transparency():
if canvas.is_transparent():
event.Check(True)
else:
event.Check(False)
event.Enable(True)
else:
event.Enable(False)
return
do = False
if _id == wx.ID_REDO and canvas.redo_list:
do = True
elif _id == wx.ID_UNDO and canvas.undo_list:
do = True
elif _id == ID_PREV and self.current_tab:
do = True
elif (_id == ID_NEXT and self.can_change_next_sheet()):
do = True
elif _id in [wx.ID_CLOSE, ID_CLOSE_ALL, ID_CLOSE_OTHERS] and self.tab_count > 1:
do = True
elif _id in [ID_UNDO_SHEET, ID_RECENTLY_CLOSED] and self.closed_tabs:
do = True
elif _id in [wx.ID_DELETE, ID_DESELECT, ID_FOREGROUND] and canvas.selected:
do = True
elif _id == ID_MOVE_UP and canvas.check_move(u"up"):
do = True
elif _id == ID_MOVE_DOWN and canvas.check_move(u"down"):
do = True
elif _id == ID_MOVE_TO_TOP and canvas.check_move(u"top"):
do = True
elif _id == ID_MOVE_TO_BOTTOM and canvas.check_move(u"bottom"):
do = True
elif _id in [ID_SWAP_COLOURS, ID_BACKGROUND] and canvas.can_swap_colours():
do = True
elif _id == wx.ID_COPY:
if canvas:
if canvas.copy:
do = True
event.Enable(do)