aboutsummaryrefslogtreecommitdiffstats
path: root/awlsim/gui/cpuwidget.py
blob: d7bc6db243adc06c58fcb0086ce07f7d2ad9cfb9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
# -*- coding: utf-8 -*-
#
# AWL simulator - GUI CPU widget
#
# Copyright 2012-2020 Michael Buesch <m@bues.ch>
#
# 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 2 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#

from __future__ import division, absolute_import, print_function, unicode_literals
#from awlsim.common.cython_support cimport * #@cy
from awlsim.common.compat import *

from awlsim.gui.util import *
from awlsim.gui.cpustate import *
from awlsim.gui.awlsimclient import *
from awlsim.gui.icons import *
from awlsim.gui.runstate import *


class CpuWidget(QWidget):
	"""CPU state display widget.
	"""

	def __init__(self, mainWidget, parent=None):
		QWidget.__init__(self, parent)
		self.setLayout(QGridLayout(self))
		self.layout().setContentsMargins(QMargins(7, 0, 0, 0))

		self.mainWidget = mainWidget

		client = self.getSimClient()
		client.haveCpuDump.connect(self.__handleCpuDump)
		client.haveMemoryUpdate.connect(self.__handleMemoryUpdate)
		client.guiRunState.stateChanged.connect(self.__handleGuiRunStateChange)

		self.stateMdi = StateMdiArea(client=client, parent=self)
		self.stateMdi.setViewMode(QMdiArea.SubWindowView)
		self.stateMdi.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
		self.stateMdi.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
		self.layout().addWidget(self.stateMdi, 0, 0)

		self.stateMdi.subWinAdded.connect(
			lambda w: self.__uploadMemReadAreas())
		self.stateMdi.subWinClosed.connect(
			lambda w: self.__stateMdiWindowClosed(w))
		self.stateMdi.settingsChanged.connect(
			lambda: self.__uploadMemReadAreas())
		self.stateMdi.contentChanged.connect(
			lambda: self.mainWidget.setDirty(self.mainWidget.DIRTY_SLIGHT))
		self.stateMdi.openByIdentHash.connect(
			lambda mdiWin, identHash: self.mainWidget.openByIdentHash(identHash))

	def getSimClient(self):
		return self.mainWidget.getSimClient()

	def __stateMdiWindowClosed(self, mdiWin):
		QTimer.singleShot(0, self.__uploadMemReadAreas)

	def newWin_CPU(self):
		win = State_CPU(self.getSimClient())
		self.stateMdi.addCpuStateWindow(win)

	def newWin_DB(self):
		win = State_Mem(self.getSimClient(),
				AbstractDisplayWidget.ADDRSPACE_DB)
		self.stateMdi.addCpuStateWindow(win)

	def newWin_E(self):
		win = State_Mem(self.getSimClient(),
				AbstractDisplayWidget.ADDRSPACE_E)
		self.stateMdi.addCpuStateWindow(win)

	def newWin_A(self):
		win = State_Mem(self.getSimClient(),
				AbstractDisplayWidget.ADDRSPACE_A)
		self.stateMdi.addCpuStateWindow(win)

	def newWin_M(self):
		win = State_Mem(self.getSimClient(),
				AbstractDisplayWidget.ADDRSPACE_M)
		self.stateMdi.addCpuStateWindow(win)

	def newWin_T(self):
		win = State_Timer(self.getSimClient())
		self.stateMdi.addCpuStateWindow(win)

	def newWin_Z(self):
		win = State_Counter(self.getSimClient())
		self.stateMdi.addCpuStateWindow(win)

	def newWin_LCD(self):
		win = State_LCD(self.getSimClient())
		self.stateMdi.addCpuStateWindow(win)

	def newWin_Blocks(self):
		win = State_Blocks(self.getSimClient())
		self.stateMdi.addCpuStateWindow(win)

	# Upload the used memory area descriptors to the core.
	def __uploadMemReadAreas(self):
		client = self.getSimClient()
		wantDump = False
		memAreas = []
		for mdiWin in self.stateMdi.subWindowList():
			win = mdiWin.widget()
			memAreas.extend(win.getMemoryAreas())
			if isinstance(win, State_CPU):
				wantDump = True
		try:
			client.setMemoryReadRequests(memAreas,
						     repetitionPeriod = 0.1,
						     sync = True)
			client.setPeriodicDumpInterval(300 if wantDump else 0)
		except AwlSimError as e:
			with MessageBox.awlSimErrorBlocked:
				client.guiRunState.setState(GuiRunState.STATE_EXCEPTION)
			MessageBox.handleAwlSimError(self,
				"Error in awlsim core", e)
			return False
		except MaintenanceRequest as e:
			client.handleMaintenance(e)
			return False
		return True

	def __handleCpuDump(self, dumpText):
		for mdiWin in self.stateMdi.subWindowList():
			win = mdiWin.widget()
			if isinstance(win, State_CPU):
				win.setDumpText(dumpText)

	def __handleMemoryUpdate(self, memAreas):
		for mdiWin in self.stateMdi.subWindowList():
			win = mdiWin.widget()
			win.setMemories(memAreas)

	def __handleGuiRunStateChange(self, newState):
		client = self.getSimClient()

		if newState == GuiRunState.STATE_RUN:
			# Upload the GUI requests.
			if not self.__uploadMemReadAreas():
				client.action_goStop()

	def sizeHint(self):
		return QSize(550, 200)
bues.ch cgit interface