def _on_symbol_viewer_clicked(self, btn):
"""
Show a window with an information viewer in it.
"""
if self.symbol_viewer is not None:
# Raise the window if it is already open
self.symbol_viewer.get_parent().present()
else:
self.symbol_viewer = SymbolViewer(self.system)
window = gtk.Window()
# XXX: Getting a refrence to the top-level main window I can't see any
# other way of doing it than knowing how many levels of container we're
# in...
window.set_transient_for(self.get_parent().get_parent())
window.add(self.symbol_viewer)
window.set_title("Symbols")
window.set_default_size(450, 550)
def on_dismiss(widget, self, window):
self.symbol_viewer = None
window.connect("destroy", on_dismiss, self, window)
window.show_all()
window.present()
class ControlBar(gtk.VBox):
__gsignals__ = {
# Emitted when something which might change the global state occurs
# indicating a global refresh would be a good idea.
"device-state-changed": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
# Actions which are to be carried out by the MainWindow
"auto-refresh-toggled": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
"select-target-clicked": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
"refresh-clicked": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
"quit-clicked": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
"new-memory-viewer-clicked": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
"new-register-viewer-clicked": (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, tuple()),
}
def __init__(self, system):
"""
A control bar for a system.
"""
gtk.VBox.__init__(self)
self.system = system
# A widget displaying device information
self.device_info_viewer = None
# A widget showing memory symbols
self.symbol_viewer = None
# A list of widgets which are disabled when the processor is busy
self.disabled_on_busy = []
# A list of widgets which are disabled when no assemblers are available
self.disabled_on_no_assembler = []
# A list of widgets which are disabled when no loaders are available
self.disabled_on_no_loader = []
# Maps a peripheral widget to a tuple (tool_item, menu_item)
self.periphs = {}
# The keyboard shortcuts defined by this widget
self.accelerators = gtk.AccelGroup()
# Add the menubar
self.menubar = gtk.MenuBar()
self._init_menubar()
self.pack_start(self.menubar, fill = True, expand = False)
self.menubar.show()
# Add the toolbar
self.toolbar = gtk.Toolbar()
self._init_toolbar()
self.pack_start(self.toolbar, fill = True, expand = False)
self.toolbar.show()
# Initialise enabled values
self.architecture_changed()
def _init_menubar(self):
"""
Add the menu buttons to the bar
"""
self.auto_refresh_button = self._make_menu_item("_Auto Refresh",
check = True,
accelerator = "<Shift>F1")
self.auto_refresh_button.connect("toggled", self._on_auto_refresh_toggled)
device_submenu = self._make_menu((
("Select _New Target", gtk.STOCK_DISCONNECT, self._on_select_target_clicked, "<Control>n"),
None,
("Device _Info", gtk.STOCK_INFO, self._on_info_clicked, "<Control>i"),
None,
("_Refresh Now", gtk.STOCK_REFRESH, self._on_refresh_clicked, "F1"),
self.auto_refresh_button,
None,
("_Quit", gtk.STOCK_QUIT, self._on_quit_clicked, "<Control>w"),
))
device_menu = self._make_menu_item("_Device")
device_menu.set_submenu(device_submenu)
self.menubar.append(device_menu)
self.assemble_menu_btn = self._make_menu_item("Assemble", gtk.STOCK_CONVERT)
self.reassemble_menu_btn = self._make_menu_item("Re_assemble", gtk.STOCK_REFRESH, accelerator = "F3")
self.load_menu_btn = self._make_menu_item("Load Image", gtk.STOCK_GO_DOWN)
self.reload_menu_btn = self._make_menu_item("Re_load Image", gtk.STOCK_REFRESH, accelerator = "F4")
self.assemble_menu_btn.connect("activate", self._on_select_source_file_clicked)
self.reassemble_menu_btn.connect("activate", self._on_assemble_clicked)
self.load_menu_btn.connect("activate", self._on_select_image_file_clicked)
self.reload_menu_btn.connect("activate", self._on_load_clicked)
self.symbol_viewer_btn = self._make_menu_item("_Symbol Viewer", gtk.STOCK_GO_DOWN, accelerator = "<Control>s")
self.symbol_viewer_btn.connect("activate", self._on_symbol_viewer_clicked)
program_submenu = self._make_menu((
self.assemble_menu_btn,
self.reassemble_menu_btn,
None,
self.load_menu_btn,
self.reload_menu_btn,
None,
self.symbol_viewer_btn
))
program_menu = self._make_menu_item("P_rogram")
program_menu.set_submenu(program_submenu)
self.menubar.append(program_menu)
self.disabled_on_no_assembler.append(self.assemble_menu_btn)
self.disabled_on_no_assembler.append(self.reassemble_menu_btn)
self.disabled_on_no_loader.append(self.load_menu_btn)
self.disabled_on_no_loader.append(self.reload_menu_btn)
self.reset_menu_btn = self._make_menu_item("R_eset",
gtk.STOCK_REFRESH, accelerator = "F2")
self.run_menu_btn = self._make_menu_item("_Run",
gtk.STOCK_MEDIA_PLAY, accelerator = "F5")
self.stop_menu_btn = self._make_menu_item("_Stop",
gtk.STOCK_MEDIA_STOP, accelerator = "F6")
self.step_menu_btn = self._make_menu_item("S_tep",
gtk.STOCK_MEDIA_NEXT, accelerator = "F7")
self.multi_step_menu_btn = self._make_menu_item("_Multi-Step",
gtk.STOCK_MEDIA_FORWARD, accelerator = "F8")
self.pause_menu_btn = self._make_menu_item("_Pause",
check = True, accelerator="F9")
self.reset_menu_btn.connect("activate", self._on_reset_clicked)
self.run_menu_btn.connect("activate", self._on_run_clicked)
self.stop_menu_btn.connect("activate", self._on_stop_clicked)
self.step_menu_btn.connect("activate", self._on_step_clicked)
self.multi_step_menu_btn.connect("activate", self._on_multi_step_clicked)
self.pause_menu_btn.connect("toggled", self._on_pause_clicked)
self.disabled_on_busy.append(self.reset_menu_btn)
self.disabled_on_busy.append(self.run_menu_btn)
self.disabled_on_busy.append(self.stop_menu_btn)
self.disabled_on_busy.append(self.step_menu_btn)
self.disabled_on_busy.append(self.multi_step_menu_btn)
self.disabled_on_busy.append(self.pause_menu_btn)
control_submenu = self._make_menu((
self.reset_menu_btn,
None,
self.run_menu_btn,
self.stop_menu_btn,
None,
self.step_menu_btn,
self.multi_step_menu_btn,
self.pause_menu_btn,
))
control_menu = self._make_menu_item("_Control")
control_menu.set_submenu(control_submenu)
self.menubar.append(control_menu)
self.base_bin_btn = self._make_menu_item("_Binary", radio = True,
accelerator = "<Control>b")
self.base_oct_btn = self._make_menu_item("_Octal", radio = True,
group = self.base_bin_btn,
accelerator = "<Control>o")
self.base_dec_btn = self._make_menu_item("_Decimal", radio = True,
group = self.base_bin_btn,
accelerator = "<Control>d")
self.base_hex_btn = self._make_menu_item("_Hexadecimal", radio = True,
group = self.base_bin_btn,
accelerator = "<Control>h")
self.base_bin_btn.connect("toggled", self._on_base_changed, 2)
self.base_oct_btn.connect("toggled", self._on_base_changed, 8)
self.base_dec_btn.connect("toggled", self._on_base_changed, 10)
self.base_hex_btn.connect("toggled", self._on_base_changed, 16)
if format.format_base == 2: self.base_bin_btn.set_active(True)
elif format.format_base == 8: self.base_oct_btn.set_active(True)
elif format.format_base == 10: self.base_dec_btn.set_active(True)
elif format.format_base == 16: self.base_hex_btn.set_active(True)
self.base_prefix_btn = self._make_menu_item("Show Base _Prefix",
check = True,
accelerator = "<Control>p")
self.base_prefix_btn.connect("toggled", self._on_base_prefix_btn_toggled)
self.base_prefix_btn.set_active(format.format_show_prefix)
window_submenu = self._make_menu((
("New _Memory Viewer", gtk.STOCK_NEW, self._on_new_memory_viewer_clicked, "<Control>m"),
("New _Register Viewer", gtk.STOCK_NEW, self._on_new_register_viewer_clicked, "<Control>r"),
None,
self.base_bin_btn,
self.base_oct_btn,
self.base_dec_btn,
self.base_hex_btn,
None,
self.base_prefix_btn,
))
window_menu = self._make_menu_item("_Window")
window_menu.set_submenu(window_submenu)
self.menubar.append(window_menu)
self.periph_submenu = gtk.Menu()
self.periph_menu = self._make_menu_item("_Peripherals")
self.periph_menu.set_submenu(self.periph_submenu)
self.periph_menu.set_no_show_all(True)
self.periph_menu.hide()
self.menubar.append(self.periph_menu)
help_submenu = self._make_menu((
("About", gtk.STOCK_ABOUT, self._on_about_clicked),
))
help_menu = self._make_menu_item("_Help")
help_menu.set_submenu(help_submenu)
self.menubar.append(help_menu)
def _init_toolbar(self):
"""
Add the main buttons to the toolbar
"""
b = self._add_button("Reset", gtk.STOCK_REFRESH, self._on_reset_clicked,
"Reset the board (F2)")
self.disabled_on_busy.append(b)
assemble_submenu = self._make_menu((
("Reassemble (F3)", gtk.STOCK_CONVERT, self._on_reassemble_clicked),
("Select Source File", gtk.STOCK_OPEN, self._on_select_source_file_clicked),
))
self.assemble_btn = self._add_menu_button("Assemble", gtk.STOCK_CONVERT, assemble_submenu,
self._on_assemble_clicked,
"Reassemble source file (F3)")
load_submenu = self._make_menu((
("Reload (F4)", gtk.STOCK_GO_DOWN, self._on_reload_clicked),
("Select Image File", gtk.STOCK_OPEN, self._on_select_image_file_clicked),
))
self.load_btn = self._add_menu_button("Load", gtk.STOCK_GO_DOWN, load_submenu,
self._on_load_clicked,
"Load memory image onto device (F4)")
self.disabled_on_no_assembler.append(self.assemble_btn)
self.disabled_on_no_loader.append(self.load_btn)
self._add_separator()
b = self._add_button("Run", gtk.STOCK_MEDIA_PLAY, self._on_run_clicked,
"Run indefinitely (F5)")
self.disabled_on_busy.append(b)
b = self._add_button("Stop", gtk.STOCK_MEDIA_STOP, self._on_stop_clicked,
"Stop and ignore remaining steps (F6)")
self.disabled_on_busy.append(b)
self._add_separator()
b = self._add_button("Step", gtk.STOCK_MEDIA_NEXT, self._on_step_clicked,
"Execute a single step (F7)")
self.disabled_on_busy.append(b)
b = self._add_button("Multi-Step", gtk.STOCK_MEDIA_FORWARD, self._on_multi_step_clicked,
"Run for the specified number of steps (F8)")
self.disabled_on_busy.append(b)
self.pause_btn = self._add_toggle_button(
"Pause", gtk.STOCK_MEDIA_PAUSE, self._on_pause_clicked,
"Toggle Pause Multi-Stepping (F9)")
self.disabled_on_busy.append(self.pause_btn)
self.multi_step_spin = self._add_spin_box(4, 1, 1<<32, self._on_multi_step_changed,
"Number of steps to execute for Multi-Step")
self.disabled_on_busy.append(self.multi_step_spin)
# Show text and icons
self.toolbar.set_style(gtk.TOOLBAR_BOTH)
# The separator before the peripherals
self.periph_sep = self._add_separator()
self.periph_sep.set_no_show_all(True)
self.periph_sep.hide()
# Make all buttons homogeneous
for tool in self.toolbar:
tool.set_homogeneous(True)
def _add_button(self, text, icon_stock_id, callback, tooltip, icon = None):
# Load the stock icon
if icon is None:
icon = gtk.Image()
icon.set_from_stock(icon_stock_id, gtk.ICON_SIZE_LARGE_TOOLBAR)
icon.show()
# Create the button
btn = gtk.ToolButton(icon, text)
btn.connect("clicked", callback)
btn.set_tooltip_text(tooltip)
# Add it to the toolbar
self.toolbar.insert(btn, -1)
btn.show()
return btn
def _add_menu_button(self, text, icon_stock_id, menu, callback, tooltip):
# Load the stock icon
icon = gtk.Image()
icon.set_from_stock(icon_stock_id, gtk.ICON_SIZE_LARGE_TOOLBAR)
icon.show()
# Create the button
btn = gtk.MenuToolButton(icon, text)
btn.set_menu(menu)
btn.connect("clicked", callback)
btn.set_tooltip_text(tooltip)
# Add it to the toolbar
self.toolbar.insert(btn, -1)
btn.show()
return btn
def _make_menu_item(self, item, icon_stock_id = None, icon = None,
check = False, radio = False, group = None,
accelerator = None):
"""
Create a MenuItem (or Radio/CheckMenuItem) with the given text and icon_stock_id.
"""
if accelerator is not None:
key,mod = gtk.accelerator_parse(accelerator)
# Create the menu item
if check:
menu_item = gtk.CheckMenuItem()
elif radio:
menu_item = gtk.RadioMenuItem(group)
else:
menu_item = gtk.ImageMenuItem()
menu_item.set_always_show_image(True)
if accelerator is not None:
menu_item.add_accelerator("activate", self.accelerators, key,mod, gtk.ACCEL_VISIBLE)
menu_item.set_use_underline(True)
menu_item.set_label(item)
if icon_stock_id is not None and not check:
icon = gtk.Image()
icon.set_from_stock(icon_stock_id, gtk.ICON_SIZE_MENU)
icon.show()
if icon is not None:
menu_item.set_image(icon)
return menu_item
def _make_menu(self, items):
"""
Make a GTK Menu with (item, icon_stock_id, callback) pairs.
"""
menu = gtk.Menu()
for item in items:
if item is None:
menu.append(gtk.SeparatorMenuItem())
elif type(item) is tuple:
if len(item) == 3:
item, icon_stock_id, callback = item
accelerator = None
elif len(item) == 4:
item, icon_stock_id, callback, accelerator = item
menu_item = self._make_menu_item(item, icon_stock_id,
accelerator = accelerator)
# Add callback and add to the menu
menu_item.connect("activate", callback)
menu_item.show()
menu.append(menu_item)
else:
item.show()
menu.append(item)
return menu
def _add_toggle_button(self, text, icon_stock_id, callback, tooltip):
# Load the icon
icon = gtk.Image()
icon.set_from_stock(icon_stock_id, gtk.ICON_SIZE_LARGE_TOOLBAR)
icon.show()
# Create the button
btn = gtk.ToggleToolButton()
btn.set_label(text)
btn.set_icon_widget(icon)
btn.set_tooltip_text(tooltip)
btn.connect("clicked", callback)
# Add to the toolbar
self.toolbar.insert(btn, -1)
btn.show()
return btn
def _add_spin_box(self, value, min_value, max_value, callback, tooltip):
# Create a container for the item
tool = gtk.ToolItem()
# Create the model of the value chosen
adj = gtk.Adjustment(value, min_value, max_value, 1, 1)
# Create the spinbox
spin = gtk.SpinButton(adj)
spin.set_tooltip_text(tooltip)
spin.connect("activate", callback)
# Put the spinbox in the container
tool.add(spin)
spin.show()
# Add the container to the toolbar
self.toolbar.insert(tool, -1)
tool.show()
return spin
def _add_separator(self):
sep = gtk.SeparatorToolItem()
self.toolbar.insert(sep, -1)
sep.show()
return sep
def add_periph(self, periph_widget, callback):
"""
Add a button for the given peripheral widget with the click event connected
to the provided callback.
"""
self.periph_sep.show()
self.periph_menu.show()
# Add to toolbar
icon = gtk.Image()
icon.set_from_pixbuf(periph_widget.get_icon(gtk.ICON_SIZE_LARGE_TOOLBAR))
icon.show()
tool_item = self._add_button(periph_widget.get_short_name(),
None, callback,
periph_widget.get_name(),
icon = icon)
# Add to menubar
icon = gtk.Image()
icon.set_from_pixbuf(periph_widget.get_icon(gtk.ICON_SIZE_MENU))
icon.show()
menu_item = self._make_menu_item(periph_widget.get_name(),
icon = icon)
menu_item.connect("activate", callback)
menu_item.show()
self.periph_submenu.append(menu_item)
# Store a refrence to the toolbar and menu items
assert(periph_widget not in self.periphs)
self.periphs[periph_widget] = (tool_item, menu_item)
def remove_periph(self, periph_widget):
"""
Remove the given periph_widget's menu/toolbar entries
"""
tool_item, menu_item = self.periphs[periph_widget]
del self.periphs[periph_widget]
# Remove the toolbar item
self.toolbar.remove(tool_item)
tool_item.destroy()
# Remove the menu item
self.periph_submenu.remove(menu_item)
menu_item.destroy()
# If that was the last periph, hide the seperators/menus
if not self.periphs:
self.periph_sep.hide()
self.periph_menu.hide()
@RunInBackground()
def _on_reset_clicked(self, btn):
self.system.reset()
# Return to GTK thread
yield
self.emit("device-state-changed")
def _on_assemble_clicked(self, btn):
"""
When the assemble button is clicked, assemble if a file is already set,
otherwise chose a new one.
"""
if self.system.get_source_filename() is None:
self._on_select_source_file_clicked(btn)
else:
self._on_reassemble_clicked(btn)
assembler_background_decorator = RunInBackground()
@assembler_background_decorator
def _on_reassemble_clicked(self, btn):
"""
Reassemble the current source file
"""
if self.system.get_source_filename() is None:
return
# Set the progress to 0% and then assemble in the background
yield (0,100)
self.system.assemble()
# Return to the GTK thread to emit the event.
yield
self.emit("device-state-changed")
def _on_select_source_file_clicked(self, btn):
selection = gtk.FileChooserDialog("Select source file", None,
gtk.FILE_CHOOSER_ACTION_OPEN,
(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
gtk.STOCK_OPEN, gtk.RESPONSE_OK)
)
file_filter = gtk.FileFilter()
file_filter.set_name("Assembly File (*.s)")
file_filter.add_pattern("*.s")
all_filter = gtk.FileFilter()
all_filter.set_name("All Files")
all_filter.add_pattern("*.*")
selection.add_filter(file_filter)
selection.add_filter(all_filter)
if selection.run() == gtk.RESPONSE_OK:
self.system.set_source_filename(selection.get_filename())
self._on_reassemble_clicked(btn)
selection.destroy()
def _on_load_clicked(self, btn):
"""
When the load button is clicked, load if a file is already set,
otherwise chose a new one.
"""
if self.system.get_image_filename() is None:
self._on_select_image_file_clicked(btn)
else:
self._on_reload_clicked(btn)
loader_background_decorator = RunInBackground()
@loader_background_decorator
def _on_reload_clicked(self, btn):
"""
Reload the current image file
"""
# Load the memory in a background thread
if self.system.get_image_filename() is None:
return
# Start displaying progress
yield (0,1)
for progress in self.system.load_image_():
from time import sleep
yield progress
# Return to the GTK thread
yield
# Update the symbol viewer
if self.symbol_viewer is not None:
self.symbol_viewer.refresh_symbols()
self.emit("device-state-changed")
def _on_select_image_file_clicked(self, btn):
selection = gtk.FileChooserDialog("Select image file", None,
gtk.FILE_CHOOSER_ACTION_OPEN,
(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
gtk.STOCK_OPEN, gtk.RESPONSE_OK)
)
formats = ["*%s"%f for f in self.system.get_loader_formats()]
file_filter = gtk.FileFilter()
file_filter.set_name("Image File (%s)"%(", ".join(formats)))
for f in formats:
file_filter.add_pattern(f)
all_filter = gtk.FileFilter()
all_filter.set_name("All Files")
all_filter.add_pattern("*.*")
selection.add_filter(file_filter)
selection.add_filter(all_filter)
if selection.run() == gtk.RESPONSE_OK:
self.system.set_image_filename(selection.get_filename())
self._on_reload_clicked(btn)
selection.destroy()
@RunInBackground()
def _on_run_clicked(self, btn):
"""
Run button clicked: Start executing indefinitely
"""
self.system.run()
# Return to GTK thread
yield
self.emit("device-state-changed")
@RunInBackground()
def _on_stop_clicked(self, btn):
"""
Stop button clicked: Stop the device
"""
self.system.stop()
# Return to GTK thread
yield
self.emit("device-state-changed")
@RunInBackground()
def _on_step_clicked(self, btn):
"""
Step button clicked: Execute a single step.
"""
self.system.run(1, break_on_first_instruction = False)
# Return to GTK thread
yield
self.emit("device-state-changed")
def _on_multi_step_clicked(self, btn):
"""
Multi-Step button clicked: Execute a number of steps in the spin box
"""
self.multi_step_spin.update()
self.multi_step_spin.activate()
@RunInBackground()
def _on_pause_clicked(self, btn):
"""
Pause/unpause execution
"""
status, steps_remaining, steps_since_reset = self.system.get_status()
running = status in (self.system.STATUS_RUNNING,
self.system.STATUS_RUNNING_SWI)
if running:
self.system.pause_execution()
else:
self.system.continue_execution()
# Return to GTK thread
yield
self.emit("device-state-changed")
@RunInBackground(start_in_gtk = True)
def _on_multi_step_changed(self, btn):
num_steps = int(self.multi_step_spin.get_value_as_int())
# Run in background
yield
self.system.run(num_steps, break_on_first_instruction = True)
# Return to GTK thread
yield
self.emit("device-state-changed")
def _on_auto_refresh_toggled(self, btn):
self.emit("auto-refresh-toggled")
def _on_select_target_clicked(self, btn):
self.emit("select-target-clicked")
def _on_symbol_viewer_clicked(self, btn):
"""
Show a window with an information viewer in it.
"""
if self.symbol_viewer is not None:
# Raise the window if it is already open
self.symbol_viewer.get_parent().present()
else:
self.symbol_viewer = SymbolViewer(self.system)
window = gtk.Window()
# XXX: Getting a refrence to the top-level main window I can't see any
# other way of doing it than knowing how many levels of container we're
# in...
window.set_transient_for(self.get_parent().get_parent())
window.add(self.symbol_viewer)
window.set_title("Symbols")
window.set_default_size(450, 550)
def on_dismiss(widget, self, window):
self.symbol_viewer = None
window.connect("destroy", on_dismiss, self, window)
window.show_all()
window.present()
def _on_info_clicked(self, btn):
"""
Show a window with an information viewer in it.
"""
if self.device_info_viewer is not None:
# Raise the window if it is already open
self.device_info_viewer.get_parent().present()
else:
self.device_info_viewer = DeviceInfoViewer(self.system)
window = gtk.Window()
# XXX: Getting a refrence to the top-level main window I can't see any
# other way of doing it than knowing how many levels of container we're
# in...
window.set_transient_for(self.get_parent().get_parent())
window.add(self.device_info_viewer)
window.set_title("Device Information")
window.set_default_size(450, 550)
def on_dismiss(widget):
window.destroy()
self.device_info_viewer = None
self.device_info_viewer.connect("dismissed", on_dismiss)
window.connect("destroy", on_dismiss)
window.show_all()
window.present()
def _on_about_clicked(self, btn):
about_dialog = AboutDialog()
# XXX: Getting a refrence to the top-level main window I can't see any
# other way of doing it than knowing how many levels of container we're
# in...
about_dialog.set_transient_for(self.get_parent().get_parent())
def close_dialog(*args):
about_dialog.destroy()
about_dialog.connect("response", close_dialog)
about_dialog.connect("close", close_dialog)
about_dialog.show_all()
def _on_refresh_clicked(self, btn):
self.emit("refresh-clicked")
def _on_quit_clicked(self, btn):
self.emit("quit-clicked")
def _on_new_memory_viewer_clicked(self, btn):
self.emit("new-memory-viewer-clicked")
def _on_new_register_viewer_clicked(self, btn):
self.emit("new-register-viewer-clicked")
def _on_base_changed(self, btn, base):
"""
Change the base of the formatted fields
"""
if btn.get_active():
format.set_base(base)
self.emit("device-state-changed")
def _on_base_prefix_btn_toggled(self, btn):
"""
Enable/disable the prefix in formatted values.
"""
format.set_show_prefix(btn.get_active())
self.emit("device-state-changed")
@RunInBackground()
def _refresh_pause_btn(self):
"""
Update the state/tooltip of the pause button
"""
status, steps_remaining, steps_since_reset = self.system.get_status()
stopped = status in (self.system.STATUS_STOPPED,
self.system.STATUS_STOPPED_BREAKPOINT,
self.system.STATUS_STOPPED_WATCHPOINT,
self.system.STATUS_STOPPED_MEM_FAULT,
self.system.STATUS_STOPPED_PROG_REQ)
# If we're stopped and there are steps remaining, we're paused
paused = stopped and steps_remaining > 0
# Run in GTK thread
yield
# Update the pause button
self.pause_btn.handler_block_by_func(self._on_pause_clicked)
self.pause_btn.set_active(paused)
self.pause_btn.handler_unblock_by_func(self._on_pause_clicked)
self.pause_menu_btn.handler_block_by_func(self._on_pause_clicked)
self.pause_menu_btn.set_active(paused)
self.pause_menu_btn.handler_unblock_by_func(self._on_pause_clicked)
@RunInBackground()
def _refresh_busy(self):
"""
If the processor is busy, disable the control buttons.
"""
status, _, _ = self.system.get_status()
is_busy = status == self.system.STATUS_BUSY
# Run in GTK thread
yield
# Update the pause button
for widget in self.disabled_on_busy:
widget.set_sensitive(not is_busy)
def refresh(self):
self._refresh_pause_btn()
self._refresh_busy()
if self.device_info_viewer is not None:
self.device_info_viewer.refresh()
if self.symbol_viewer is not None:
self.symbol_viewer.refresh()
def architecture_changed(self):
"""
Called when the architecture changes, deals with all the
architecture-specific changes which need to be made to the GUI.
"""
# Enable/disable assembly/loading buttons as appropriate
can_assemble = False
can_load = False
if self.system.architecture is not None:
memories = self.system.architecture.memories
can_load = len(memories) > 0
can_assemble = len(sum((m.assemblers for m in memories), [])) > 0
for widget in self.disabled_on_no_assembler:
widget.set_sensitive(can_assemble)
for widget in self.disabled_on_no_loader:
widget.set_sensitive(can_load)
if self.device_info_viewer is not None:
self.device_info_viewer.architecture_changed()
if self.symbol_viewer is not None:
self.symbol_viewer.architecture_changed()
self.refresh()
