我们从Python开源项目中，提取了以下10个代码示例，用于说明如何使用gi.repository.Gdk.keyval_from_name()。
def __init__(self, parent, window, account): # Read default values self.window = window self.parent = parent self.account = account # Create needed widgets self.code_box = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL) self.revealer = Gtk.Revealer() self.checkbox = Gtk.CheckButton() self.application_name = Gtk.Label(xalign=0) self.code_label = Gtk.Label(xalign=0) self.timer_label = Gtk.Label(xalign=0) self.accel = Gtk.AccelGroup() self.window.add_accel_group(self.accel) self.accel.connect(Gdk.keyval_from_name('C'), Gdk.ModifierType.CONTROL_MASK, 0, self.copy_code) self.accel.connect(Gdk.keyval_from_name("Enter"), Gdk.ModifierType.META_MASK, 0, self.toggle_code)
def on_key_press(self, widget, event): # activate if (event.keyval == Gdk.keyval_from_name("space") or event.keyval == Gdk.keyval_from_name("Return") or event.keyval == Gdk.keyval_from_name("KP_Enter")): exhibit = self.exhibits[self.cursor] if exhibit.package_names: self.emit("show-exhibits-clicked", exhibit) return True # previous if (event.keyval == Gdk.keyval_from_name("Left") or event.keyval == Gdk.keyval_from_name("KP_Left")): self.on_previous_clicked() return True # next if (event.keyval == Gdk.keyval_from_name("Right") or event.keyval == Gdk.keyval_from_name("KP_Right")): self.on_next_clicked() return True return False
def keyNameToKeyCode(keyName): """ Use GDK to get the keycode for a given keystring. Note that the keycode returned by this function is often incorrect when the requested keystring is obtained by holding down the Shift key. Generally you should use uniCharToKeySym() and should only need this function for nonprintable keys anyway. """ keymap = Gdk.Keymap.get_for_display(Gdk.Display.get_default()) entries = keymap.get_entries_for_keyval( Gdk.keyval_from_name(keyName)) try: return entries[1][0].keycode except TypeError: pass
def __init__(self, window, accounts): self.accounts = accounts self.window = window self.generate() self.accel = Gtk.AccelGroup() self.window.add_accel_group(self.accel) self.connect("row-activated", self.activate_row) self.connect("row-selected", self.selected_row) self.accel.connect(Gdk.keyval_from_name('Up'), Gdk.ModifierType.META_MASK, 0, self.navigate) self.accel.connect(Gdk.keyval_from_name('Down'), Gdk.ModifierType.META_MASK, 0, self.navigate)
def __init__(self, textview, small=False): self.textview = textview self.small = small # By default, don't match case self._matchCaseValue = False # key definitions self.key_f = Gdk.keyval_from_name("f") self.key_g = Gdk.keyval_from_name("g") self.key_G = Gdk.keyval_from_name("G") self.key_F3 = Gdk.keyval_from_name("F3") self.key_Esc = Gdk.keyval_from_name("Escape") # signals self.connect("key-press-event", self._key) self.textview.connect("populate-popup", self._populate_popup) # colors for textview and entry backgrounds self.textbuf = self.textview.get_buffer() self.textbuf.create_tag("yellow-background", background="yellow") #MEOW #colormap = self.get_colormap() #self.bg_normal = colormap.alloc_color("white") #self.bg_notfnd = colormap.alloc_color("red") parse, self.bg_normal = Gdk.Color.parse('white') parse, self.bg_notfnd = Gdk.Color.parse('red') # build the search tab self._build_search(None) self.searching = True self.timer_id = None
def do_key_press_event(self, event): if event.keyval == Gdk.keyval_from_name('Prior'): self._do_history(1) return True if event.keyval == Gdk.keyval_from_name('Next'): self._do_history(-1) return True return Gtk.Entry.do_key_press_event(self, event)
def on_search_entry_key_press_event(self, event): """callback when a key is pressed in the search entry widget""" if not self.is_applist_view_showing(): return if ((event.keyval == Gdk.keyval_from_name("Down") or event.keyval == Gdk.keyval_from_name("KP_Down")) and self.is_applist_view_showing() and len(self.app_view.tree_view.get_model()) > 0): # select the first item in the applist search result self.app_view.tree_view.grab_focus() self.app_view.tree_view.set_cursor(Gtk.TreePath(), None, False)
def keyNameToKeySym(keyName): keyName = keyNameAliases.get(keyName.lower(), keyName) keySym = Gdk.keyval_from_name(keyName) # various error 'codes' returned for non-recognized chars in versions of GTK3.X if keySym == 0xffffff or keySym == 0x0 or keySym is None: try: keySym = uniCharToKeySym(keyName) except: # not even valid utf-8 char try: # Last attempt run at a keyName ('Meta_L', 'Dash' ...) keySym = getattr(Gdk, 'KEY_' + keyName) except AttributeError: raise KeyError(keyName) return keySym
