Python wx.WXK_RETURN Examples

def on_char_editor(self, event):
        # EVT_CHAR_HOOK handler
        keycode = event.KeyCode
        if keycode not in (wx.WXK_RETURN, wx.WXK_ESCAPE, wx.WXK_UP, wx.WXK_DOWN):
            event.Skip()
            return

        if keycode == wx.WXK_ESCAPE:
            self._update_editors()
            return

        self._on_editor_edited(event)
        if keycode==wx.WXK_UP:
            self._set_row_index( self.cur_row - 1 )
        elif keycode==wx.WXK_DOWN:
            self._set_row_index( self.cur_row + 1 )

        self._update_editors() 

def OnKeyDown(self, event):
        """ Do some work when the user press on the keys:
            up and down: move the cursor
        """
        keycode = event.GetKeyCode()
        if keycode in [wx.WXK_DOWN, wx.WXK_UP]:
            self.PopupListBox()
            if keycode == wx.WXK_DOWN:
                self.listbox.MoveSelection(1)
            else:
                self.listbox.MoveSelection(-1)
        elif keycode in [wx.WXK_LEFT, wx.WXK_RIGHT, wx.WXK_RETURN] and self.listbox is not None:
            selected = self.listbox.GetSelection()
            if selected != "":
                self.SetValueFromSelected(selected)
            else:
                event.Skip()
        elif event.GetKeyCode() == wx.WXK_ESCAPE:
            self.DismissListBox()
        else:
            event.Skip() 

def onFrameCharHook(self, event):
        keyCode = event.GetKeyCode()
        if keyCode == wx.WXK_F4:
            if event.AltDown():
                self.destroyMenu()
        elif keyCode == wx.WXK_RETURN or keyCode == wx.WXK_NUMPAD_ENTER:
            self.DefaultAction()
        elif keyCode == wx.WXK_RIGHT or keyCode == wx.WXK_NUMPAD_RIGHT:
            self.DefaultAction()
        elif keyCode == wx.WXK_ESCAPE:
            self.destroyMenu()
        elif keyCode == wx.WXK_UP or keyCode == wx.WXK_NUMPAD_UP:
            self.menuGridCtrl.MoveCursor(-1)
        elif keyCode == wx.WXK_DOWN or keyCode == wx.WXK_NUMPAD_DOWN:
            self.menuGridCtrl.MoveCursor(1)
        elif keyCode == wx.WXK_LEFT or keyCode == wx.WXK_NUMPAD_LEFT:
            if len(self.oldMenu) > 0:
                self.menu, ix = self.oldMenu.pop()
                wx.CallAfter(self.UpdateMenu,ix)
            else:
                self.destroyMenu()
        else:
            event.Skip() 

def onFrameCharHook(self, event):
        keyCode = event.GetKeyCode()
        if keyCode == wx.WXK_F4:
            if event.AltDown():
                self.destroyMenu()
        elif keyCode == wx.WXK_RETURN or keyCode == wx.WXK_NUMPAD_ENTER:
            self.GoTo()
        elif keyCode == wx.WXK_RIGHT or keyCode == wx.WXK_NUMPAD_RIGHT:
            self.MoveCursor(1)
        elif keyCode == wx.WXK_ESCAPE:
            self.destroyMenu()
        elif keyCode == wx.WXK_UP or keyCode == wx.WXK_NUMPAD_UP:
            self.Turn(1)
        elif keyCode == wx.WXK_DOWN or keyCode == wx.WXK_NUMPAD_DOWN:
            self.Turn(-1)
        elif keyCode == wx.WXK_LEFT or keyCode == wx.WXK_NUMPAD_LEFT:
            self.MoveCursor(-1)
        else:
            event.Skip() 

def OnChar(self, event, isEntry, isButton):
        kc = event.GetKeyCode()

        if kc == wx.WXK_ESCAPE:
            self.EndModal(wx.ID_OK)
            return

        if kc == wx.WXK_RETURN:
            if isButton:
                event.Skip()
                return
            else:
                self.OnFind()
                return

        if isEntry:
            event.Skip()
        else:
            if kc < 256:
                if chr(kc) == "f":
                    self.OnFind()
                elif chr(kc) == "r":
                    self.OnReplace()
                else:
                    event.Skip()
            else:
                event.Skip() 

def __init__(self, acceptableChars="0123456789+-"):
        wx.PyValidator.__init__(self)
        self.Bind(wx.EVT_CHAR, self._OnChar)
        self.acceptableChars = acceptableChars
        self.acceptableCodes = [ord(x) for x in self.acceptableChars]
        stdEditKeys = [wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER, wx.WXK_ESCAPE, wx.WXK_CANCEL,
                       wx.WXK_TAB, wx.WXK_BACK, wx.WXK_DELETE, wx.WXK_HOME, wx.WXK_END,
                       wx.WXK_LEFT, wx.WXK_RIGHT]
        self.acceptableCodes.extend(stdEditKeys) 

def DoKeyPress(self, event):
        if event.GetKeyCode() == wx.WXK_RETURN: 
            self.mainDlg.EndModal(wx.ID_OK)
        else:
            event.Skip() 

def OnDurationChar(self, event):
        keycode = event.GetKeyCode()
        if keycode in [wx.WXK_RETURN, wx.WXK_TAB]:
            self.Parent.Parent.ProcessEvent(event)
        elif keycode == wx.WXK_ESCAPE:
            self.Duration.SetValue(self.Default)
            self.Parent.Parent.CloseEditControl()
        else:
            event.Skip() 

def OnNodesFilterKeyDown(self, event):
        if self.NodesFilterFirstCharacter:
            keycode = event.GetKeyCode()
            if keycode not in [wx.WXK_RETURN,
                               wx.WXK_NUMPAD_ENTER]:
                self.NodesFilterFirstCharacter = False
                if keycode not in NAVIGATION_KEYS:
                    self.NodesFilter.SetValue("")
            if keycode not in [wx.WXK_DELETE,
                               wx.WXK_NUMPAD_DELETE,
                               wx.WXK_BACK]:
                event.Skip()
        else:
            event.Skip() 

def OnVariablesFilterKeyDown(self, event):
        if self.VariablesFilterFirstCharacter:
            keycode = event.GetKeyCode()
            if keycode not in [wx.WXK_RETURN,
                               wx.WXK_NUMPAD_ENTER]:
                self.VariablesFilterFirstCharacter = False
                if keycode not in NAVIGATION_KEYS:
                    self.VariablesFilter.SetValue("")
            if keycode not in [wx.WXK_DELETE,
                               wx.WXK_NUMPAD_DELETE,
                               wx.WXK_BACK]:
                event.Skip()
        else:
            event.Skip() 

def OnKeyPressed(self, event):
        keycode = event.GetKeyCode()
        if (keycode == wx.WXK_RETURN) or (keycode == 372):
            self.CmdKeyExecute(STC_CMD_NEWLINE)
            self.AutoIndent()
        elif keycode == wx.WXK_TAB and event.GetModifiers() == wx.MOD_CONTROL:
            self.Navigate()
        else:
            event.Skip() 

def on_button_char(self, event):
        # for e.g. the Remove button we don't want an action on the Return button
        if event.GetKeyCode() != wx.WXK_RETURN:
            event.Skip() 

def on_button_char(self, event):
        # for e.g. the Remove button we don't want an action on the Return button
        if event.GetKeyCode() != wx.WXK_RETURN:
            event.Skip() 

def OnChar(self, event, isEntry):
        kc = event.GetKeyCode()

        if kc == wx.WXK_ESCAPE:
            self.OnCancel()

        elif (kc == wx.WXK_RETURN) and isEntry:
                self.OnOK()

        else:
            event.Skip() 

def on_char(self, event):
        # keyboard navigation: up/down arrows and also Tab on some buttons
        focus = self.FindFocus()
        k = event.GetKeyCode()

        if k==wx.WXK_TAB:
            if focus is self.type:
                self.label.SetFocus()
            else:
                event.Skip()
            return

        if k in (wx.WXK_DOWN, wx.WXK_UP) and focus is self.type:
            event.Skip()
            return

        if event.AltDown():
            if k==wx.WXK_RETURN or k==ord("O"):
                self.EndModal(wx.ID_OK)
                return
            if k==ord("C"):
                self.EndModal(wx.ID_CANCEL)
                return

        if event.ControlDown() and k==wx.WXK_RETURN:
            self.EndModal(wx.ID_OK)
            return

        if k==wx.WXK_RETURN:  # ignore Enter key
            return
        if k==wx.WXK_DOWN:
            if event.AltDown():
                self.move_item_down(event)
            else:
                if self.selected_index+1 < self.items.GetItemCount():
                    self._select_item(self.selected_index+1)
                else:
                    wx.Bell()
            return
        if k==wx.WXK_UP:
            if event.AltDown():
                self.move_item_up(event)
            else:
                if self.selected_index>0:
                    self._select_item(self.selected_index-1)
                else:
                    wx.Bell()
            return
        event.Skip() 

def OnKeyPressed(self, event):
        if self.CallTipActive():
            self.CallTipCancel()
        key = event.GetKeyCode()
        current_pos = self.GetCurrentPos()
        selected = self.GetSelection()
        text_selected = selected[0] != selected[1]

        # Test if caret is before Windows like new line
        text = self.GetText()
        if current_pos < len(text) and ord(text[current_pos]) == 13:
            newline_size = 2
        else:
            newline_size = 1

        # Disable to type any character in section header lines
        if self.GetLineState(self.LineFromPosition(current_pos)) and \
           not text_selected and \
           key not in NAVIGATION_KEYS + [wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER]:
            return

        # Disable to delete line between code and header lines
        elif (self.GetCurLine()[0].strip() != "" and not text_selected and
              (key == wx.WXK_BACK and
               self.GetLineState(self.LineFromPosition(max(0, current_pos - 1))) or
               key in [wx.WXK_DELETE, wx.WXK_NUMPAD_DELETE] and
               self.GetLineState(self.LineFromPosition(min(len(text), current_pos + newline_size))))):
            return

        elif key == 32 and event.ControlDown():
            # Tips
            if event.ShiftDown():
                pass
            # Code completion
            else:
                self.AutoCompSetIgnoreCase(False)  # so this needs to match

                keywords = self.KEYWORDS + [var["Name"]
                                            for var in self.Controler.GetVariables()]
                keywords.sort()
                self.AutoCompShow(0, " ".join(keywords))
        else:
            event.Skip() 

def on_char(self, event):
        # keyboard navigation: up/down arrows
        focus = self.FindFocus()
        k = event.GetKeyCode()
        if k==wx.WXK_TAB:
            if focus is self.type:
                self.label.SetFocus()
            else:
                event.Skip()
            return

        if k in (wx.WXK_DOWN, wx.WXK_UP) and focus is self.type:
            event.Skip()
            return

        if event.AltDown():
            if k==wx.WXK_RETURN or k==ord("O"):
                self.EndModal(wx.ID_OK)
                return
            if k==ord("C"):
                self.EndModal(wx.ID_CANCEL)
                return

        if event.ControlDown() and k==wx.WXK_RETURN:
            self.EndModal(wx.ID_OK)
            return

        if k==wx.WXK_RETURN:  # ignore Enter key
            return
        if k==wx.WXK_DOWN:
            if event.AltDown():
                self.move_item_down(event)
            else:
                if self.selected_index+1 < self.items.GetItemCount():
                    self._select_item(self.selected_index+1)
                else:
                    wx.Bell()
            return
        if k==wx.WXK_UP:
            if event.AltDown():
                self.move_item_up(event)
            else:
                if self.selected_index>0:
                    self._select_item(self.selected_index-1)
                else:
                    wx.Bell()
            return
        if k==wx.WXK_RIGHT and event.AltDown():
            self.move_item_right(event)
            return
        if k==wx.WXK_LEFT and event.AltDown():
            self.move_item_left(event)
            return
        event.Skip() 

def OnKeyDown(self, evt):
        if evt.ControlDown() or evt.ShiftDown(): # ignore all CTRL+ / SHIFT+
            evt.Skip()
            return
        key = evt.GetKeyCode()         # only handling UP, DOWN, ENTER
        if key not in (wx.WXK_DOWN, wx.WXK_UP, wx.WXK_RETURN):
            evt.Skip()
            return
        oldRow = self.GetGridCursorRow()
        oldCol = self.GetGridCursorCol()
        self.set_row_background(oldRow)     # ensure current row is khaki color
        maxRow = self.GetTable().GetNumberRows()

        if key == wx.WXK_UP:
            if oldRow > 0:        # only handled if not past start of grid
                self.set_row_background(oldRow - 1)
                self.MakeCellVisible(oldRow - 1, oldCol)
            evt.Skip()
            return

        if key == wx.WXK_DOWN:    # only handled if not past end of grid
            if oldRow + 1 < maxRow:
                self.set_row_background(oldRow + 1)
                self.MakeCellVisible(oldRow + 1, oldCol)
            evt.Skip()
            return

        self.DisableCellEditControl()
        success = self.MoveCursorRight(False)
        if not success:           # we are in last cell, so move to next row
            newRow = self.GetGridCursorRow() + 1
            if newRow >= maxRow:       # wrap to top if end of grid
                newRow = 0
            self.SetGridCursor(newRow, 0)
            self.MakeCellVisible(newRow, 0)
            self.set_row_background(newRow)       # recolor rows

        return

#==============================================================================
# Event Method: what to do if idling
#============================================================================== 

def _HandleChar(self, evt):
        if evt.GetKeyCode() == wx.WXK_F2 and not self.IsCellEditing():
            return self._PossibleStartCellEdit(self.GetFocusedRow(), self.GetPrimaryColumnIndex())

        # We have to catch Return/Enter/Escape here since some types of controls
        # (e.g. ComboBox, UserControl) don't trigger key events that we can listen for.
        # Treat Return or Enter as committing the current edit operation unless the control
        # is a multiline text control, in which case we treat it as data
        if evt.GetKeyCode() in (wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER) and self.IsCellEditing():
            if self.cellEditor and self.cellEditor.HasFlag(wx.TE_MULTILINE):
                return evt.Skip()
            else:
                return self.FinishCellEdit()

        # Treat Escape as cancel the current edit operation
        if evt.GetKeyCode() in (wx.WXK_ESCAPE, wx.WXK_CANCEL) and self.IsCellEditing():
            return self.CancelCellEdit()

        # Tab to the next editable column
        if evt.GetKeyCode() == wx.WXK_TAB and self.IsCellEditing():
            return self._HandleTabKey(evt.ShiftDown())

        # Space bar with a selection on a listview with checkboxes toggles the checkboxes
        if (evt.GetKeyCode() == wx.WXK_SPACE and
            not self.IsCellEditing() and
            self.checkStateColumn is not None and
            self.GetSelectedItemCount() > 0):
            return self._ToggleCheckBoxForSelection()

        if not self.IsCellEditing():
            if self._HandleTypingEvent(evt):
                return

        if not self.IsCellEditing() and self.handleStandardKeys:
            # Copy selection on Ctrl-C
            # Why is Ctrl-C represented by 3?! Is this Windows only?
            if (evt.GetKeyCode() == 3):
                self.CopySelectionToClipboard()
                return
            # Select All on Ctrl-A
            if (evt.GetKeyCode() == 1):
                self.SelectAll()
                return

        evt.Skip()