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PySolFC/pysollib/kivy/tkwidget.py

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Python

#!/usr/bin/env python
# -*- mode: python; coding: utf-8; -*-
# ---------------------------------------------------------------------------#
#
# Copyright (C) 1998-2003 Markus Franz Xaver Johannes Oberhumer
# Copyright (C) 2003 Mt. Hood Playing Card Co.
# Copyright (C) 2005-2009 Skomoroh
# Copyright (C) 2017 LB
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# ---------------------------------------------------------------------------#
# Note:
# Many classes or some methods of classes are dead code resulting from the tk
# implementation. If executed it would throw exceptions.
#
# Kivy Implementation used: MfxScrolledCanvas, MfxDialog (partly)
# imports
from __future__ import division
import logging
# PySol imports
from pysollib.mfxutil import kwdefault, KwStruct
from pysollib.settings import WIN_SYSTEM
from pysollib.mygettext import _
# Toolkit imports
from pysollib.kivy.tkutil import bind, unbind_destroy
from pysollib.kivy.tkutil import makeToplevel
from pysollib.kivy.tkcanvas import MfxCanvas
from pysollib.kivy.LApp import LImage
from pysollib.kivy.LApp import LTopLevel
from pysollib.kivy.LApp import LBoxLayout
from pysollib.kivy.LApp import LScrollView
# kivy
from kivy.uix.boxlayout import BoxLayout
from kivy.clock import Clock
from kivy.uix.label import Label
from kivy.uix.anchorlayout import AnchorLayout
# ************************************************************************
# * abstract base class for the dialogs in this module
# ************************************************************************
class MfxDialog: # ex. _ToplevelDialog
img = {}
button_img = {}
def __init__(self, parent, title="", resizable=False, default=-1):
self.parent = parent
self.status = 0
self.button = default
self.timer = None
self.buttons = []
self.accel_keys = {}
self.top = makeToplevel(parent, title=title)
def wmDeleteWindow(self, *event):
self.status = 1
raise SystemExit
# return EVENT_HANDLED
def mCancel(self, *event):
self.status = 1
raise SystemExit
def mTimeout(self, *event):
self.status = 2
raise SystemExit
def mDone(self, button):
self.button = button
raise SystemExit
def altKeyEvent(self, event):
key = event.char
# key = unicode(key, 'utf-8')
key = key.lower()
button = self.accel_keys.get(key)
if button is not None:
self.mDone(button)
def initKw(self, kw):
kw = KwStruct(kw,
timeout=0, resizable=False,
text="", justify="center",
strings=(_("&OK"), ),
default=0,
width=0,
padx=20, pady=20,
bitmap=None, bitmap_side="left",
bitmap_padx=10, bitmap_pady=20,
image=None, image_side="left",
image_padx=10, image_pady=20,
)
# default to separator if more than one button
sep = len(kw.strings) > 1
kwdefault(kw.__dict__, separator=sep)
return kw
def createFrames(self, kw):
a = LBoxLayout(orientation="vertical")
b = LBoxLayout(orientation="vertical")
return a, b
# ************************************************************************
# Needed Labels.
class MfxSimpleEntry:
pass
class MfxToolTip:
pass
# ************************************************************************
# * replacement for the tk_dialog script
# ************************************************************************
# Kivy implementation helpers.
class FLabel(Label):
def __init__(self, **kw):
super(FLabel, self).__init__(**kw)
self.bind(size=self.onUpdate)
self.bind(pos=self.onUpdate)
self.bind(text=self.onUpdate)
def onUpdate(self, instance, size):
self.size_hint_y = None
self.text_size = self.width, None
self.texture_update()
self.height = self.texture_size[1]
class FText(LScrollView):
def __init__(self, **kw):
super(FText, self).__init__(**kw)
self.label = FLabel(**kw)
self.add_widget(self.label)
class MfxMessageDialog(MfxDialog):
def __init__(self, parent, title, **kw):
kw = self.initKw(kw)
MfxDialog.__init__(self, parent, title, kw.resizable, kw.default)
if (kw.image):
image = LImage(texture=kw.image.texture, size_hint=(1, 1))
self.top.add_widget(image)
label = FText(text=kw.text, halign='center')
self.top.add_widget(label)
# LB
# nicht automatisch ein neues spiel laden.
if (title == "Game won"):
self.status = 1
# self.button = 0
if (title == "Game finished"):
self.status = 1
# self.button =
# ************************************************************************
# *
# ************************************************************************
class MfxExceptionDialog(MfxMessageDialog):
def __init__(self, parent, ex, title="Error", **kw):
kw = KwStruct(kw, bitmap="error")
text = kw.get("text", "")
if not text.endswith("\n"):
text = text + "\n"
text = text + "\n"
if isinstance(ex, EnvironmentError) and ex.filename is not None:
t = "[Errno %s] %s:\n%s" % (
ex.errno, ex.strerror, repr(ex.filename))
else:
t = str(ex)
kw.text = text + t
MfxMessageDialog.__init__(self, parent, title, **kw.getKw())
# ************************************************************************
# *
# ************************************************************************
class PysolAboutDialog(object):
# Die einzige Instanz.
AboutDialog = None
def onClick(self, event):
print('LTopLevel: onClick')
PysolAboutDialog.AboutDialog.parent.popWork('AboutDialog')
PysolAboutDialog.AboutDialog.running = False
def __init__(self, app, parent, title, **kw):
logging.info('PysolAboutDialog:')
super(PysolAboutDialog, self).__init__()
self._url = kw['url']
logging.info('PysolAboutDialog: txt=%s' % title)
text = kw['text']
text = text + '\n' + self._url
logging.info('PysolAboutDialog: txt=%s' % text)
text = text + '\n\n' + 'Adaptation to Kivy/Android\n' + \
' Copyright (C) (2016-17) LB'
self.parent = parent
self.app = app
self.window = None
self.running = False
self.status = 1 # -> von help.py so benötigt
self.button = 0 # -> von help.py so benötigt
# bestehenden Dialog rezyklieren.
logging.info('PysolAboutDialog: 1')
onlyone = PysolAboutDialog.AboutDialog
if (onlyone and onlyone.running):
return
if (onlyone):
onlyone.parent.pushWork('AboutDialog', onlyone.window)
onlyone.running = True
return
# neuen Dialog aufbauen.
window = LTopLevel(parent, title, size_hint=(1.0, 1.0))
window.titleline.bind(on_press=self.onClick)
self.parent.pushWork('AboutDialog', window)
self.window = window
self.running = True
PysolAboutDialog.AboutDialog = self
if kw['image']:
image = LImage(texture=kw['image'].texture)
image.size_hint = (1, 0.8)
al = AnchorLayout()
al.add_widget(image)
al.size_hint = (1, 0.3)
window.content.add_widget(al)
label = FText(text=text, halign='center', size_hint=(1, 1))
window.content.add_widget(label)
'''
label = LLabel(text=text)
label.texture_update()
label.size = label.texture_size
image = LImage(texture=label.texture)
window.content.add_widget(image)
'''
# ************************************************************************
# * a simple tooltip
# ************************************************************************
# ToolTip - not used in Kivy - would not run without adaptations.
'''
class MfxTooltip:
last_leave_time = 0
def __init__(self, widget):
# private vars
self.widget = widget
self.text = None
self.timer = None
self.cancel_timer = None
self.tooltip = None
self.label = None
self.bindings = []
self.bindings.append(self.widget.bind("<Enter>", self._enter))
self.bindings.append(self.widget.bind("<Leave>", self._leave))
self.bindings.append(self.widget.bind("<ButtonPress>", self._leave))
# user overrideable settings
self.timeout = 800 # milliseconds
self.cancel_timeout = 5000
self.leave_timeout = 400
self.relief = 'solid'
self.justify = 'left'
self.fg = "#000000"
self.bg = "#ffffe0"
self.xoffset = 0
self.yoffset = 4
def setText(self, text):
self.text = text
def _unbind(self):
if self.bindings and self.widget:
self.widget.unbind("<Enter>", self.bindings[0])
self.widget.unbind("<Leave>", self.bindings[1])
self.widget.unbind("<ButtonPress>", self.bindings[2])
self.bindings = []
def destroy(self):
self._unbind()
self._leave()
def _enter(self, *event):
after_cancel(self.timer)
after_cancel(self.cancel_timer)
self.cancel_timer = None
timediff = time.time() - MfxTooltip.last_leave_time
if timediff < self.leave_timeout / 1000.:
self._showTip()
else:
self.timer = after(self.widget, self.timeout, self._showTip)
def _leave(self, *event):
after_cancel(self.timer)
after_cancel(self.cancel_timer)
self.timer = self.cancel_timer = None
if self.tooltip:
self.label.destroy()
destruct(self.label)
self.label = None
self.tooltip.destroy()
destruct(self.tooltip)
self.tooltip = None
MfxTooltip.last_leave_time = time.time()
def _showTip(self):
self.timer = None
if self.tooltip or not self.text:
return
# if isinstance(self.widget, (Tkinter.Button, Tkinter.Checkbutton)):
# if self.widget["state"] == 'disabled':
# return
# x = self.widget.winfo_rootx()
x = self.widget.winfo_pointerx()
y = self.widget.winfo_rooty() + self.widget.winfo_height()
x += self.xoffset
y += self.yoffset
self.tooltip = Tkinter.Toplevel()
self.tooltip.wm_iconify()
self.tooltip.wm_overrideredirect(1)
self.tooltip.wm_protocol("WM_DELETE_WINDOW", self.destroy)
self.label = Tkinter.Label(self.tooltip, text=self.text,
relief=self.relief, justify=self.justify,
fg=self.fg, bg=self.bg, bd=1, takefocus=0)
self.label.pack(ipadx=1, ipady=1)
self.tooltip.wm_geometry("%+d%+d" % (x, y))
self.tooltip.wm_deiconify()
self.cancel_timer = after(
self.widget, self.cancel_timeout, self._leave)
# self.tooltip.tkraise()
'''
# ************************************************************************
# * A canvas widget with scrollbars and some useful bindings.
# ************************************************************************
# Kivy implementation of MfxScrolledCanvas.
class LScrollFrame(BoxLayout):
def __init__(self, **kw):
super(LScrollFrame, self).__init__(orientation="vertical", **kw)
class MfxScrolledCanvas(object):
def __init__(self, parent, hbar=True, vbar=True, propagate=False, **kw):
kwdefault(kw, highlightthickness=0, bd=1, relief='sunken')
self.parent = parent
# workarea = parent.getWork()
print('MfxScrolledCanvas: parent=%s' % (parent))
super(MfxScrolledCanvas, self).__init__()
self.createFrame(kw)
self.canvas = None
# do_scroll_x = None
# do_scroll_y = None
# self.hbar = None
# self.vbar = None
self.hbar_show = False
self.vbar_show = False
self.createCanvas(kw)
# self.frame.grid_rowconfigure(0, weight=1)
# self.frame.grid_columnconfigure(0, weight=1)
# self.frame.grid_propagate(propagate)
if hbar:
self.createHbar()
self.bindHbar()
if vbar:
self.createVbar()
self.bindVbar()
# self.canvas.focus_set()
def destroy(self):
logging.info('MfxRoot: destroy')
self.unbind_all()
self.canvas.destroy()
self.frame.destroy()
def pack(self, **kw):
pass
# self.frame.pack(**kw)
def grid(self, **kw):
pass
# self.frame.grid(**kw)
#
#
#
def setTile(self, app, i, force=False):
logging.info('MfxRoot: setTitle app=%s' % app)
tile = app.tabletile_manager.get(i)
print('setTile: (tile) %s, index=%s' % (tile, i))
if tile is None or tile.error:
return False
# print i, tile
if i == 0:
assert tile.color
assert tile.filename is None
else:
assert tile.color is None
assert tile.filename
assert tile.basename
if not force:
if (i == app.tabletile_index and
tile.color == app.opt.colors['table']):
return False
#
print('setTile2: %s' % (tile.filename))
if not self.canvas.setTile(
tile.filename, tile.stretch, tile.save_aspect):
tile.error = True
return False
print(
'MfxScrolledCanvas: tile.color, app.top_bg %s, %s'
% (tile.color, app.top_bg))
if i == 0:
if force:
tile.color = app.opt.colors['table']
self.canvas.config(bg=tile.color)
else:
if type(app.top_bg) is str:
self.canvas.config(bg=app.top_bg)
self.canvas.setTextColor(app.opt.colors['text'])
return True
#
#
#
def deleteAllItems(self):
logging.info('MfxRoot: deleteAllItems')
# self.parent.getWork()
# self.parent.popWork()
# self.frame.clear_widgets()
self.canvas.clear_widgets()
def update_idletasks(self):
logging.info('MfxRoot: update_idletasks')
Clock.schedule_once(lambda x: self.canvas.canvas.ask_update)
def unbind_all(self):
unbind_destroy(self.hbar)
unbind_destroy(self.vbar)
unbind_destroy(self.canvas)
unbind_destroy(self.frame)
def createFrame(self, kw):
logging.info('MfxRoot: createFrame')
# width = kw.get("width")
# height = kw.get("height")
print('createFrame: kw=%s' % kw)
# self.frame = Tkinter.Frame(self.parent, width=width, height=height)
self.frame = LScrollFrame(size_hint=(1, 1))
print("createFrame: self.parent %s" % str(self.frame))
def createCanvas(self, kw):
logging.info('MfxRoot: createCanvas')
# bd = kw['bd']
kw['bd'] = 0
# relief = kw['relief']
del kw['relief']
# frame = Tkinter.Frame(self.frame, bd=bd, relief=relief)
# frame.grid(row=0, column=0, sticky="news")
'''
self.canvas = MfxCanvas(self.frame, **kw)
self.frame.add_widget(self.canvas)
self.parent.pushWork(self.frame)
'''
self.canvas = MfxCanvas(self.parent, **kw)
self.frame = self.canvas
self.parent.pushWork('playground', self.frame)
''
# self.canvas.pack(expand=True, fill='both')
def createHbar(self):
pass
'''
self.hbar = Tkinter.Scrollbar(self.frame, takefocus=0,
orient="horizontal")
self.canvas["xscrollcommand"] = self._setHbar
self.hbar["command"] = self.canvas.xview
self.hbar.grid(row=1, column=0, sticky="we")
self.hbar.grid_remove()
'''
def createVbar(self):
pass
'''
self.vbar = Tkinter.Scrollbar(self.frame, takefocus=0)
self.canvas["yscrollcommand"] = self._setVbar
self.vbar["command"] = self.canvas.yview
self.vbar.grid(row=0, column=1, sticky="ns")
self.vbar.grid_remove()
'''
def bindHbar(self, w=None):
if w is None:
w = self.canvas
bind(w, "<KeyPress-Left>", self.unit_left)
bind(w, "<KeyPress-Right>", self.unit_right)
def bindVbar(self, w=None):
if w is None:
w = self.canvas
bind(w, "<KeyPress-Prior>", self.page_up)
bind(w, "<KeyPress-Next>", self.page_down)
bind(w, "<KeyPress-Up>", self.unit_up)
bind(w, "<KeyPress-Down>", self.unit_down)
bind(w, "<KeyPress-Begin>", self.scroll_top)
bind(w, "<KeyPress-Home>", self.scroll_top)
bind(w, "<KeyPress-End>", self.scroll_bottom)
# mousewheel support
if WIN_SYSTEM == 'x11':
bind(w, '<4>', self.mouse_wheel_up)
bind(w, '<5>', self.mouse_wheel_down)
# don't work on Linux
# bind(w, '<MouseWheel>', self.mouse_wheel)
def mouse_wheel(self, *args):
pass
def _setHbar(self, first, last):
if self.canvas.busy:
return
sb = self.hbar
if float(first) <= 0 and float(last) >= 1:
sb.grid_remove()
self.hbar_show = False
else:
if self.canvas.winfo_ismapped():
sb.grid()
self.hbar_show = True
sb.set(first, last)
def _setVbar(self, first, last):
if self.canvas.busy:
return
sb = self.vbar
if float(first) <= 0 and float(last) >= 1:
sb.grid_remove()
self.vbar_show = False
else:
if self.canvas.winfo_ismapped():
sb.grid()
self.vbar_show = True
sb.set(first, last)
def _xview(self, *args):
if self.hbar_show:
self.canvas.xview(*args)
return 'break'
def _yview(self, *args):
if self.vbar_show:
self.canvas.yview(*args)
return 'break'
def page_up(self, *event):
return self._yview('scroll', -1, 'page')
def page_down(self, *event):
return self._yview('scroll', 1, 'page')
def unit_up(self, *event):
return self._yview('scroll', -1, 'unit')
def unit_down(self, *event):
return self._yview('scroll', 1, 'unit')
def mouse_wheel_up(self, *event):
return self._yview('scroll', -5, 'unit')
def mouse_wheel_down(self, *event):
return self._yview('scroll', 5, 'unit')
def page_left(self, *event):
return self._xview('scroll', -1, 'page')
def page_right(self, *event):
return self._xview('scroll', 1, 'page')
def unit_left(self, *event):
return self._xview('scroll', -1, 'unit')
def unit_right(self, *event):
return self._xview('scroll', 1, 'unit')
def scroll_top(self, *event):
return self._yview('moveto', 0)
def scroll_bottom(self, *event):
return self._yview('moveto', 1)
# ************************************************************************
# *
# ************************************************************************
# not used witch kivy. would not nun as it refers TkInter.
'''
class StackDesc:
def __init__(self, game, stack):
self.game = game
self.stack = stack
self.canvas = game.canvas
self.bindings = []
font = game.app.getFont('canvas_small')
# print self.app.cardset.CARDW, self.app.images.CARDW
cardw = game.app.images.CARDW
x, y = stack.x + cardw / 2, stack.y
text = stack.getHelp() + '\n' + stack.getBaseCard()
text = text.strip()
if text:
frame = Tkinter.Frame(self.canvas)
self.frame = frame
label = Tkinter.Message(frame, font=font, text=text,
width=cardw - 8, relief='solid',
fg='#000000', bg='#ffffe0', bd=1)
label.pack()
self.label = label
self.id = self.canvas.create_window(
x, y, window=frame, anchor='n')
self.bindings.append(label.bind(
'<ButtonPress>', self._buttonPressEvent))
# self.bindings.append(label.bind('<Enter>', self._enterEvent))
else:
self.id = None
def _buttonPressEvent(self, *event):
# self.game.deleteStackDesc()
self.frame.tkraise()
def _enterEvent(self, *event):
self.frame.tkraise()
def delete(self):
if self.id:
self.canvas.delete(self.id)
for b in self.bindings:
self.label.unbind('<ButtonPress>', b)
'''