| "A sort of application framework for the Mac" |
| |
| DEBUG=0 |
| |
| import MacOS |
| import traceback |
| |
| from AE import * |
| from AppleEvents import * |
| from Ctl import * |
| from Controls import * |
| from Dlg import * |
| from Dialogs import * |
| from Evt import * |
| from Events import * |
| from Menu import * |
| from Menus import * |
| from Qd import * |
| from QuickDraw import * |
| #from Res import * |
| #from Resources import * |
| #from Snd import * |
| #from Sound import * |
| from Win import * |
| from Windows import * |
| import types |
| |
| import EasyDialogs |
| |
| kHighLevelEvent = 23 # Don't know what header file this should come from |
| SCROLLBARWIDTH = 16 # Again, not a clue... |
| |
| |
| # Map event 'what' field to strings |
| eventname = {} |
| eventname[1] = 'mouseDown' |
| eventname[2] = 'mouseUp' |
| eventname[3] = 'keyDown' |
| eventname[4] = 'keyUp' |
| eventname[5] = 'autoKey' |
| eventname[6] = 'updateEvt' |
| eventname[7] = 'diskEvt' |
| eventname[8] = 'activateEvt' |
| eventname[15] = 'osEvt' |
| eventname[23] = 'kHighLevelEvent' |
| |
| # Map part codes returned by WhichWindow() to strings |
| partname = {} |
| partname[0] = 'inDesk' |
| partname[1] = 'inMenuBar' |
| partname[2] = 'inSysWindow' |
| partname[3] = 'inContent' |
| partname[4] = 'inDrag' |
| partname[5] = 'inGrow' |
| partname[6] = 'inGoAway' |
| partname[7] = 'inZoomIn' |
| partname[8] = 'inZoomOut' |
| |
| # |
| # The useable portion of the screen |
| # ## but what happens with multiple screens? jvr |
| screenbounds = qd.screenBits.bounds |
| screenbounds = screenbounds[0]+4, screenbounds[1]+4, \ |
| screenbounds[2]-4, screenbounds[3]-4 |
| |
| next_window_x = 16 # jvr |
| next_window_y = 44 # jvr |
| |
| def windowbounds(width, height): |
| "Return sensible window bounds" |
| global next_window_x, next_window_y |
| r, b = next_window_x+width, next_window_y+height |
| if r > screenbounds[2]: |
| next_window_x = 16 |
| if b > screenbounds[3]: |
| next_window_y = 44 |
| l, t = next_window_x, next_window_y |
| r, b = next_window_x+width, next_window_y+height |
| next_window_x, next_window_y = next_window_x + 8, next_window_y + 20 # jvr |
| return l, t, r, b |
| |
| _watch = None |
| def setwatchcursor(): |
| global _watch |
| |
| if _watch == None: |
| _watch = GetCursor(4).data |
| SetCursor(_watch) |
| |
| def setarrowcursor(): |
| SetCursor(qd.arrow) |
| |
| class Application: |
| |
| "Application framework -- your application should be a derived class" |
| |
| def __init__(self, nomenubar=0): |
| self._doing_asyncevents = 0 |
| self.quitting = 0 |
| self.needmenubarredraw = 0 |
| self._windows = {} |
| if nomenubar: |
| self.menubar = None |
| else: |
| self.makemenubar() |
| |
| def __del__(self): |
| if self._doing_asyncevents: |
| self._doing_asyncevents = 0 |
| MacOS.SetEventHandler() |
| |
| def makemenubar(self): |
| self.menubar = MenuBar(self) |
| AppleMenu(self.menubar, self.getabouttext(), self.do_about) |
| self.makeusermenus() |
| |
| def makeusermenus(self): |
| self.filemenu = m = Menu(self.menubar, "File") |
| self._quititem = MenuItem(m, "Quit", "Q", self._quit) |
| |
| def _quit(self, *args): |
| self.quitting = 1 |
| |
| def cleanup(self): |
| for w in self._windows.values(): |
| w.do_close() |
| return self._windows == {} |
| |
| def appendwindow(self, wid, window): |
| self._windows[wid] = window |
| |
| def removewindow(self, wid): |
| del self._windows[wid] |
| |
| def getabouttext(self): |
| return "About %s..." % self.__class__.__name__ |
| |
| def do_about(self, id, item, window, event): |
| EasyDialogs.Message("Hello, world!" + "\015(%s)" % self.__class__.__name__) |
| |
| # The main event loop is broken up in several simple steps. |
| # This is done so you can override each individual part, |
| # if you have a need to do extra processing independent of the |
| # event type. |
| # Normally, however, you'd just define handlers for individual |
| # events. |
| # (XXX I'm not sure if using default parameter values is the right |
| # way to define the mask and wait time passed to WaitNextEvent.) |
| |
| def mainloop(self, mask = everyEvent, wait = 0): |
| self.quitting = 0 |
| saveparams = apply(MacOS.SchedParams, self.schedparams) |
| try: |
| while not self.quitting: |
| try: |
| self.do1event(mask, wait) |
| except (Application, SystemExit): |
| # Note: the raising of "self" is old-fashioned idiom to |
| # exit the mainloop. Calling _quit() is better for new |
| # applications. |
| break |
| finally: |
| apply(MacOS.SchedParams, self.schedparams) |
| |
| schedparams = MacOS.SchedParams() |
| |
| def dopendingevents(self, mask = everyEvent): |
| """dopendingevents - Handle all pending events""" |
| while self.do1event(mask, wait=0): |
| pass |
| |
| def do1event(self, mask = everyEvent, wait = 0): |
| ok, event = self.getevent(mask, wait) |
| if IsDialogEvent(event): |
| if self.do_dialogevent(event): |
| return |
| if ok: |
| self.dispatch(event) |
| else: |
| self.idle(event) |
| |
| def idle(self, event): |
| pass |
| |
| def getevent(self, mask = everyEvent, wait = 0): |
| if self.needmenubarredraw: |
| DrawMenuBar() |
| self.needmenubarredraw = 0 |
| ok, event = WaitNextEvent(mask, wait) |
| return ok, event |
| |
| def dispatch(self, event): |
| # The following appears to be double work (already done in do1event) |
| # but we need it for asynchronous event handling |
| if IsDialogEvent(event): |
| if self.do_dialogevent(event): |
| return |
| (what, message, when, where, modifiers) = event |
| if eventname.has_key(what): |
| name = "do_" + eventname[what] |
| else: |
| name = "do_%d" % what |
| try: |
| handler = getattr(self, name) |
| except AttributeError: |
| handler = self.do_unknownevent |
| handler(event) |
| |
| def asyncevents(self, onoff): |
| """asyncevents - Set asynchronous event handling on or off""" |
| old = self._doing_asyncevents |
| if old: |
| MacOS.SetEventHandler() |
| apply(MacOS.SchedParams, self.schedparams) |
| if onoff: |
| MacOS.SetEventHandler(self.dispatch) |
| doint, dummymask, benice, howoften, bgyield = \ |
| self.schedparams |
| MacOS.SchedParams(doint, everyEvent, benice, |
| howoften, bgyield) |
| self._doing_asyncevents = onoff |
| return old |
| |
| def do_dialogevent(self, event): |
| gotone, window, item = DialogSelect(event) |
| if gotone: |
| if self._windows.has_key(window): |
| self._windows[window].do_itemhit(item, event) |
| else: |
| print 'Dialog event for unknown dialog' |
| return 1 |
| return 0 |
| |
| def do_mouseDown(self, event): |
| (what, message, when, where, modifiers) = event |
| partcode, wid = FindWindow(where) |
| |
| # |
| # Find the correct name. |
| # |
| if partname.has_key(partcode): |
| name = "do_" + partname[partcode] |
| else: |
| name = "do_%d" % partcode |
| |
| if wid == None: |
| # No window, or a non-python window |
| try: |
| handler = getattr(self, name) |
| except AttributeError: |
| # Not menubar or something, so assume someone |
| # else's window |
| MacOS.HandleEvent(event) |
| return |
| elif self._windows.has_key(wid): |
| # It is a window. Hand off to correct window. |
| window = self._windows[wid] |
| try: |
| handler = getattr(window, name) |
| except AttributeError: |
| handler = self.do_unknownpartcode |
| else: |
| # It is a python-toolbox window, but not ours. |
| handler = self.do_unknownwindow |
| handler(partcode, wid, event) |
| |
| def do_inSysWindow(self, partcode, window, event): |
| MacOS.HandleEvent(event) |
| |
| def do_inDesk(self, partcode, window, event): |
| MacOS.HandleEvent(event) |
| |
| def do_inMenuBar(self, partcode, window, event): |
| if not self.menubar: |
| MacOS.HandleEvent(event) |
| return |
| (what, message, when, where, modifiers) = event |
| result = MenuSelect(where) |
| id = (result>>16) & 0xffff # Hi word |
| item = result & 0xffff # Lo word |
| self.do_rawmenu(id, item, window, event) |
| |
| def do_rawmenu(self, id, item, window, event): |
| try: |
| self.do_menu(id, item, window, event) |
| finally: |
| HiliteMenu(0) |
| |
| def do_menu(self, id, item, window, event): |
| self.menubar.dispatch(id, item, window, event) |
| |
| |
| def do_unknownpartcode(self, partcode, window, event): |
| (what, message, when, where, modifiers) = event |
| if DEBUG: print "Mouse down at global:", where |
| if DEBUG: print "\tUnknown part code:", partcode |
| if DEBUG: print "\tEvent:", self.printevent(event) |
| MacOS.HandleEvent(event) |
| |
| def do_unknownwindow(self, partcode, window, event): |
| if DEBUG: print 'Unknown window:', window |
| MacOS.HandleEvent(event) |
| |
| def do_keyDown(self, event): |
| self.do_key(event) |
| |
| def do_autoKey(self, event): |
| if not event[-1] & cmdKey: |
| self.do_key(event) |
| |
| def do_key(self, event): |
| (what, message, when, where, modifiers) = event |
| c = chr(message & charCodeMask) |
| if modifiers & cmdKey: |
| if c == '.': |
| raise self |
| else: |
| if not self.menubar: |
| MacOS.HandleEvent(event) |
| return |
| result = MenuKey(ord(c)) |
| id = (result>>16) & 0xffff # Hi word |
| item = result & 0xffff # Lo word |
| if id: |
| self.do_rawmenu(id, item, None, event) |
| # elif c == 'w': |
| # w = FrontWindow() |
| # if w: |
| # self.do_close(w) |
| # else: |
| # if DEBUG: print 'Command-W without front window' |
| else: |
| if DEBUG: print "Command-" +`c` |
| else: |
| # See whether the front window wants it |
| w = FrontWindow() |
| if w and self._windows.has_key(w): |
| window = self._windows[w] |
| try: |
| do_char = window.do_char |
| except AttributeError: |
| do_char = self.do_char |
| do_char(c, event) |
| # else it wasn't for us, sigh... |
| |
| def do_char(self, c, event): |
| if DEBUG: print "Character", `c` |
| |
| def do_updateEvt(self, event): |
| (what, message, when, where, modifiers) = event |
| wid = WhichWindow(message) |
| if wid and self._windows.has_key(wid): |
| window = self._windows[wid] |
| window.do_rawupdate(wid, event) |
| else: |
| MacOS.HandleEvent(event) |
| |
| def do_activateEvt(self, event): |
| (what, message, when, where, modifiers) = event |
| wid = WhichWindow(message) |
| if wid and self._windows.has_key(wid): |
| window = self._windows[wid] |
| window.do_activate(modifiers & 1, event) |
| else: |
| MacOS.HandleEvent(event) |
| |
| def do_osEvt(self, event): |
| (what, message, when, where, modifiers) = event |
| which = (message >> 24) & 0xff |
| if which == 1: # suspend/resume |
| self.do_suspendresume(event) |
| else: |
| if DEBUG: |
| print 'unknown osEvt:', |
| self.printevent(event) |
| |
| def do_suspendresume(self, event): |
| (what, message, when, where, modifiers) = event |
| wid = FrontWindow() |
| if wid and self._windows.has_key(wid): |
| window = self._windows[wid] |
| window.do_activate(modifiers & 1, event) |
| |
| def do_kHighLevelEvent(self, event): |
| (what, message, when, where, modifiers) = event |
| if DEBUG: |
| print "High Level Event:", |
| self.printevent(event) |
| try: |
| AEProcessAppleEvent(event) |
| except: |
| print "AEProcessAppleEvent error:" |
| traceback.print_exc() |
| |
| def do_unknownevent(self, event): |
| if DEBUG: |
| print "Unhandled event:", |
| self.printevent(event) |
| |
| def printevent(self, event): |
| (what, message, when, where, modifiers) = event |
| nicewhat = `what` |
| if eventname.has_key(what): |
| nicewhat = eventname[what] |
| print nicewhat, |
| if what == kHighLevelEvent: |
| h, v = where |
| print `ostypecode(message)`, hex(when), `ostypecode(h | (v<<16))`, |
| else: |
| print hex(message), hex(when), where, |
| print hex(modifiers) |
| |
| |
| class MenuBar: |
| """Represent a set of menus in a menu bar. |
| |
| Interface: |
| |
| - (constructor) |
| - (destructor) |
| - addmenu |
| - addpopup (normally used internally) |
| - dispatch (called from Application) |
| """ |
| |
| nextid = 1 # Necessarily a class variable |
| |
| def getnextid(self): |
| id = MenuBar.nextid |
| MenuBar.nextid = id+1 |
| return id |
| |
| def __init__(self, parent=None): |
| self.parent = parent |
| ClearMenuBar() |
| self.bar = GetMenuBar() |
| self.menus = {} |
| |
| # XXX necessary? |
| def close(self): |
| self.parent = None |
| self.bar = None |
| self.menus = None |
| |
| def addmenu(self, title, after = 0): |
| id = self.getnextid() |
| if DEBUG: print 'Newmenu', title, id # XXXX |
| m = NewMenu(id, title) |
| m.InsertMenu(after) |
| if after >= 0: |
| if self.parent: |
| self.parent.needmenubarredraw = 1 |
| else: |
| DrawMenuBar() |
| return id, m |
| |
| def delmenu(self, id): |
| if DEBUG: print 'Delmenu', id # XXXX |
| DeleteMenu(id) |
| |
| def addpopup(self, title = ''): |
| return self.addmenu(title, -1) |
| |
| # Useless: |
| # def install(self): |
| # if not self.bar: return |
| # SetMenuBar(self.bar) |
| # if self.parent: |
| # self.parent.needmenubarredraw = 1 |
| # else: |
| # DrawMenuBar() |
| |
| def fixmenudimstate(self): |
| for m in self.menus.keys(): |
| menu = self.menus[m] |
| if menu.__class__ == FrameWork.AppleMenu: |
| continue |
| for i in range(len(menu.items)): |
| label, shortcut, callback, kind = menu.items[i] |
| if type(callback) == types.StringType: |
| wid = Win.FrontWindow() |
| if wid and self.parent._windows.has_key(wid): |
| window = self.parent._windows[wid] |
| if hasattr(window, "domenu_" + callback): |
| menu.menu.EnableItem(i + 1) |
| elif hasattr(self.parent, "domenu_" + callback): |
| menu.menu.EnableItem(i + 1) |
| else: |
| menu.menu.DisableItem(i + 1) |
| elif hasattr(self.parent, "domenu_" + callback): |
| menu.menu.EnableItem(i + 1) |
| else: |
| menu.menu.DisableItem(i + 1) |
| elif callback: |
| pass |
| |
| def dispatch(self, id, item, window, event): |
| if self.menus.has_key(id): |
| self.menus[id].dispatch(id, item, window, event) |
| else: |
| if DEBUG: print "MenuBar.dispatch(%d, %d, %s, %s)" % \ |
| (id, item, window, event) |
| |
| |
| # XXX Need a way to get menus as resources and bind them to callbacks |
| |
| class Menu: |
| "One menu." |
| |
| def __init__(self, bar, title, after=0): |
| self.bar = bar |
| self.id, self.menu = self.bar.addmenu(title, after) |
| bar.menus[self.id] = self |
| self.items = [] |
| self._parent = None |
| |
| def delete(self): |
| self.bar.delmenu(self.id) |
| del self.bar.menus[self.id] |
| del self.bar |
| del self.items |
| del self.menu |
| del self.id |
| del self._parent |
| |
| def additem(self, label, shortcut=None, callback=None, kind=None): |
| self.menu.AppendMenu('x') # add a dummy string |
| self.items.append(label, shortcut, callback, kind) |
| item = len(self.items) |
| self.menu.SetMenuItemText(item, label) # set the actual text |
| if shortcut: |
| self.menu.SetItemCmd(item, ord(shortcut)) |
| return item |
| |
| def delitem(self, item): |
| if item != len(self.items): |
| raise 'Can only delete last item of a menu' |
| self.menu.DeleteMenuItem(item) |
| del self.items[item-1] |
| |
| def addcheck(self, label, shortcut=None, callback=None): |
| return self.additem(label, shortcut, callback, 'check') |
| |
| def addradio(self, label, shortcut=None, callback=None): |
| return self.additem(label, shortcut, callback, 'radio') |
| |
| def addseparator(self): |
| self.menu.AppendMenu('(-') |
| self.items.append('', None, None, 'separator') |
| |
| def addsubmenu(self, label, title=''): |
| sub = Menu(self.bar, title, -1) |
| item = self.additem(label, '\x1B', None, 'submenu') |
| self.menu.SetItemMark(item, sub.id) |
| sub._parent = self |
| sub._parent_item = item |
| return sub |
| |
| def dispatch(self, id, item, window, event): |
| title, shortcut, callback, mtype = self.items[item-1] |
| if callback: |
| if not self.bar.parent or type(callback) <> types.StringType: |
| menuhandler = callback |
| else: |
| # callback is string |
| wid = Win.FrontWindow() |
| if wid and self.bar.parent._windows.has_key(wid): |
| window = self.bar.parent._windows[wid] |
| if hasattr(window, "domenu_" + callback): |
| menuhandler = getattr(window, "domenu_" + callback) |
| elif hasattr(self.bar.parent, "domenu_" + callback): |
| menuhandler = getattr(self.bar.parent, "domenu_" + callback) |
| else: |
| # nothing we can do. we shouldn't have come this far |
| # since the menu item should have been disabled... |
| return |
| elif hasattr(self.bar.parent, "domenu_" + callback): |
| menuhandler = getattr(self.bar.parent, "domenu_" + callback) |
| else: |
| # nothing we can do. we shouldn't have come this far |
| # since the menu item should have been disabled... |
| return |
| menuhandler(id, item, window, event) |
| |
| def enable(self, onoff): |
| if onoff: |
| self.menu.EnableItem(0) |
| if self._parent: |
| self._parent.menu.EnableItem(self._parent_item) |
| else: |
| self.menu.DisableItem(0) |
| if self._parent: |
| self._parent.menu.DisableItem(self._parent_item) |
| if self.bar and self.bar.parent: |
| self.bar.parent.needmenubarredraw = 1 |
| |
| class PopupMenu(Menu): |
| def __init__(self, bar): |
| Menu.__init__(self, bar, '(popup)', -1) |
| |
| def popup(self, x, y, event, default=1, window=None): |
| # NOTE that x and y are global coordinates, and they should probably |
| # be topleft of the button the user clicked (not mouse-coordinates), |
| # so the popup nicely overlaps. |
| reply = self.menu.PopUpMenuSelect(x, y, default) |
| if not reply: |
| return |
| id = (reply & 0xffff0000) >> 16 |
| item = reply & 0xffff |
| if not window: |
| wid = Win.FrontWindow() |
| try: |
| window = self.bar.parent._windows[wid] |
| except: |
| pass # If we can't find the window we pass None |
| self.dispatch(id, item, window, event) |
| |
| class MenuItem: |
| def __init__(self, menu, title, shortcut=None, callback=None, kind=None): |
| self.item = menu.additem(title, shortcut, callback) |
| self.menu = menu |
| |
| def delete(self): |
| self.menu.delitem(self.item) |
| del self.menu |
| del self.item |
| |
| def check(self, onoff): |
| self.menu.menu.CheckItem(self.item, onoff) |
| |
| def enable(self, onoff): |
| if onoff: |
| self.menu.menu.EnableItem(self.item) |
| else: |
| self.menu.menu.DisableItem(self.item) |
| |
| def settext(self, text): |
| self.menu.menu.SetMenuItemText(self.item, text) |
| |
| def setstyle(self, style): |
| self.menu.menu.SetItemStyle(self.item, style) |
| |
| def seticon(self, icon): |
| self.menu.menu.SetItemIcon(self.item, icon) |
| |
| def setcmd(self, cmd): |
| self.menu.menu.SetItemCmd(self.item, cmd) |
| |
| def setmark(self, cmd): |
| self.menu.menu.SetItemMark(self.item, cmd) |
| |
| |
| class RadioItem(MenuItem): |
| def __init__(self, menu, title, shortcut=None, callback=None): |
| MenuItem.__init__(self, menu, title, shortcut, callback, 'radio') |
| |
| class CheckItem(MenuItem): |
| def __init__(self, menu, title, shortcut=None, callback=None): |
| MenuItem.__init__(self, menu, title, shortcut, callback, 'check') |
| |
| def Separator(menu): |
| menu.addseparator() |
| |
| def SubMenu(menu, label, title=''): |
| return menu.addsubmenu(label, title) |
| |
| |
| class AppleMenu(Menu): |
| |
| def __init__(self, bar, abouttext="About me...", aboutcallback=None): |
| Menu.__init__(self, bar, "\024") |
| self.additem(abouttext, None, aboutcallback) |
| self.addseparator() |
| self.menu.AppendResMenu('DRVR') |
| |
| def dispatch(self, id, item, window, event): |
| if item == 1: |
| Menu.dispatch(self, id, item, window, event) |
| else: |
| name = self.menu.GetMenuItemText(item) |
| OpenDeskAcc(name) |
| |
| class Window: |
| """A single window belonging to an application""" |
| |
| def __init__(self, parent): |
| self.wid = None |
| self.parent = parent |
| |
| def open(self, bounds=(40, 40, 400, 400), resid=None): |
| if resid <> None: |
| self.wid = GetNewWindow(resid, -1) |
| else: |
| self.wid = NewWindow(bounds, self.__class__.__name__, 1, |
| 8, -1, 1, 0) # changed to proc id 8 to include zoom box. jvr |
| self.do_postopen() |
| |
| def do_postopen(self): |
| """Tell our parent we exist""" |
| self.parent.appendwindow(self.wid, self) |
| |
| def close(self): |
| self.do_postclose() |
| |
| def do_postclose(self): |
| self.parent.removewindow(self.wid) |
| self.parent = None |
| self.wid = None |
| |
| def SetPort(self): |
| # Convinience method |
| SetPort(self.wid) |
| |
| def do_inDrag(self, partcode, window, event): |
| where = event[3] |
| window.DragWindow(where, self.draglimit) |
| |
| draglimit = screenbounds |
| |
| def do_inGoAway(self, partcode, window, event): |
| where = event[3] |
| if window.TrackGoAway(where): |
| self.close() |
| |
| def do_inZoom(self, partcode, window, event): |
| (what, message, when, where, modifiers) = event |
| if window.TrackBox(where, partcode): |
| window.ZoomWindow(partcode, 1) |
| rect = window.GetWindowUserState() # so that zoom really works... jvr |
| self.do_postresize(rect[2] - rect[0], rect[3] - rect[1], window) # jvr |
| |
| def do_inZoomIn(self, partcode, window, event): |
| SetPort(window) # !!! |
| self.do_inZoom(partcode, window, event) |
| |
| def do_inZoomOut(self, partcode, window, event): |
| SetPort(window) # !!! |
| self.do_inZoom(partcode, window, event) |
| |
| def do_inGrow(self, partcode, window, event): |
| (what, message, when, where, modifiers) = event |
| result = window.GrowWindow(where, self.growlimit) |
| if result: |
| height = (result>>16) & 0xffff # Hi word |
| width = result & 0xffff # Lo word |
| self.do_resize(width, height, window) |
| |
| growlimit = (50, 50, screenbounds[2] - screenbounds[0], screenbounds[3] - screenbounds[1]) # jvr |
| |
| def do_resize(self, width, height, window): |
| l, t, r, b = self.wid.GetWindowPort().portRect # jvr, forGrowIcon |
| self.SetPort() # jvr |
| InvalRect((r - SCROLLBARWIDTH + 1, b - SCROLLBARWIDTH + 1, r, b)) # jvr |
| window.SizeWindow(width, height, 1) # changed updateFlag to true jvr |
| self.do_postresize(width, height, window) |
| |
| def do_postresize(self, width, height, window): |
| SetPort(window) |
| InvalRect(window.GetWindowPort().portRect) |
| |
| def do_inContent(self, partcode, window, event): |
| # |
| # If we're not frontmost, select ourselves and wait for |
| # the activate event. |
| # |
| if FrontWindow() <> window: |
| window.SelectWindow() |
| return |
| # We are. Handle the event. |
| (what, message, when, where, modifiers) = event |
| SetPort(window) |
| local = GlobalToLocal(where) |
| self.do_contentclick(local, modifiers, event) |
| |
| def do_contentclick(self, local, modifiers, event): |
| if DEBUG: |
| print 'Click in contents at %s, modifiers %s'%(local, modifiers) |
| |
| def do_rawupdate(self, window, event): |
| if DEBUG: print "raw update for", window |
| SetPort(window) |
| window.BeginUpdate() |
| self.do_update(window, event) |
| window.EndUpdate() |
| |
| def do_update(self, window, event): |
| if DEBUG: |
| import time |
| for i in range(8): |
| time.sleep(0.1) |
| InvertRgn(window.GetWindowPort().visRgn) |
| FillRgn(window.GetWindowPort().visRgn, qd.gray) |
| else: |
| EraseRgn(window.GetWindowPort().visRgn) |
| |
| def do_activate(self, activate, event): |
| if DEBUG: print 'Activate %d for %s'%(activate, self.wid) |
| |
| class ControlsWindow(Window): |
| |
| def do_rawupdate(self, window, event): |
| if DEBUG: print "raw update for", window |
| SetPort(window) |
| window.BeginUpdate() |
| self.do_update(window, event) |
| #DrawControls(window) # jvr |
| UpdateControls(window, window.GetWindowPort().visRgn) # jvr |
| window.DrawGrowIcon() |
| window.EndUpdate() |
| |
| def do_controlhit(self, window, control, pcode, event): |
| if DEBUG: print "control hit in", window, "on", control, "; pcode =", pcode |
| |
| def do_inContent(self, partcode, window, event): |
| if FrontWindow() <> window: |
| window.SelectWindow() |
| return |
| (what, message, when, where, modifiers) = event |
| SetPort(window) # XXXX Needed? |
| local = GlobalToLocal(where) |
| pcode, control = FindControl(local, window) |
| if pcode and control: |
| self.do_rawcontrolhit(window, control, pcode, local, event) |
| else: |
| if DEBUG: print "FindControl(%s, %s) -> (%s, %s)" % \ |
| (local, window, pcode, control) |
| self.do_contentclick(local, modifiers, event) |
| |
| def do_rawcontrolhit(self, window, control, pcode, local, event): |
| pcode = control.TrackControl(local) |
| if pcode: |
| self.do_controlhit(window, control, pcode, event) |
| |
| class ScrolledWindow(ControlsWindow): |
| def __init__(self, parent): |
| self.barx = self.bary = None |
| self.barx_enabled = self.bary_enabled = 1 |
| self.activated = 1 |
| ControlsWindow.__init__(self, parent) |
| |
| def scrollbars(self, wantx=1, wanty=1): |
| SetPort(self.wid) |
| self.barx = self.bary = None |
| self.barx_enabled = self.bary_enabled = 1 |
| x0, y0, x1, y1 = self.wid.GetWindowPort().portRect |
| vx, vy = self.getscrollbarvalues() |
| if vx == None: self.barx_enabled, vx = 0, 0 |
| if vy == None: self.bary_enabled, vy = 0, 0 |
| if wantx: |
| rect = x0-1, y1-(SCROLLBARWIDTH-1), x1-(SCROLLBARWIDTH-2), y1+1 |
| self.barx = NewControl(self.wid, rect, "", 1, vx, 0, 32767, 16, 0) |
| if not self.barx_enabled: self.barx.HiliteControl(255) |
| ## InvalRect(rect) |
| if wanty: |
| rect = x1-(SCROLLBARWIDTH-1), y0-1, x1+1, y1-(SCROLLBARWIDTH-2) |
| self.bary = NewControl(self.wid, rect, "", 1, vy, 0, 32767, 16, 0) |
| if not self.bary_enabled: self.bary.HiliteControl(255) |
| ## InvalRect(rect) |
| |
| def do_postclose(self): |
| self.barx = self.bary = None |
| ControlsWindow.do_postclose(self) |
| |
| def do_activate(self, onoff, event): |
| self.activated = onoff |
| if onoff: |
| if self.barx and self.barx_enabled: |
| self.barx.ShowControl() # jvr |
| if self.bary and self.bary_enabled: |
| self.bary.ShowControl() # jvr |
| else: |
| if self.barx: |
| self.barx.HideControl() # jvr; An inactive window should have *hidden* |
| # scrollbars, not just dimmed (no matter what |
| # BBEdit does... look at the Finder) |
| if self.bary: |
| self.bary.HideControl() # jvr |
| self.wid.DrawGrowIcon() # jvr |
| |
| def do_postresize(self, width, height, window): |
| l, t, r, b = self.wid.GetWindowPort().portRect |
| self.SetPort() |
| if self.barx: |
| self.barx.HideControl() # jvr |
| self.barx.MoveControl(l-1, b-(SCROLLBARWIDTH-1)) |
| self.barx.SizeControl((r-l)-(SCROLLBARWIDTH-3), SCROLLBARWIDTH) # jvr |
| if self.bary: |
| self.bary.HideControl() # jvr |
| self.bary.MoveControl(r-(SCROLLBARWIDTH-1), t-1) |
| self.bary.SizeControl(SCROLLBARWIDTH, (b-t)-(SCROLLBARWIDTH-3)) # jvr |
| if self.barx: |
| self.barx.ShowControl() # jvr |
| ValidRect((l, b - SCROLLBARWIDTH + 1, r - SCROLLBARWIDTH + 2, b)) # jvr |
| if self.bary: |
| self.bary.ShowControl() # jvr |
| ValidRect((r - SCROLLBARWIDTH + 1, t, r, b - SCROLLBARWIDTH + 2)) # jvr |
| InvalRect((r - SCROLLBARWIDTH + 1, b - SCROLLBARWIDTH + 1, r, b)) # jvr, growicon |
| |
| |
| def do_rawcontrolhit(self, window, control, pcode, local, event): |
| if control == self.barx: |
| which = 'x' |
| elif control == self.bary: |
| which = 'y' |
| else: |
| return 0 |
| if pcode in (inUpButton, inDownButton, inPageUp, inPageDown): |
| # We do the work for the buttons and grey area in the tracker |
| dummy = control.TrackControl(local, self.do_controltrack) |
| else: |
| # but the thumb is handled here |
| pcode = control.TrackControl(local) |
| if pcode == inThumb: |
| value = control.GetControlValue() |
| print 'setbars', which, value #DBG |
| self.scrollbar_callback(which, 'set', value) |
| self.updatescrollbars() |
| else: |
| print 'funny part', pcode #DBG |
| return 1 |
| |
| def do_controltrack(self, control, pcode): |
| if control == self.barx: |
| which = 'x' |
| elif control == self.bary: |
| which = 'y' |
| else: |
| return |
| |
| if pcode == inUpButton: |
| what = '-' |
| elif pcode == inDownButton: |
| what = '+' |
| elif pcode == inPageUp: |
| what = '--' |
| elif pcode == inPageDown: |
| what = '++' |
| else: |
| return |
| self.scrollbar_callback(which, what, None) |
| self.updatescrollbars() |
| |
| def updatescrollbars(self): |
| SetPort(self.wid) |
| vx, vy = self.getscrollbarvalues() |
| if self.barx: |
| if vx == None: |
| self.barx.HiliteControl(255) |
| self.barx_enabled = 0 |
| else: |
| if not self.barx_enabled: |
| self.barx_enabled = 1 |
| if self.activated: |
| self.barx.HiliteControl(0) |
| self.barx.SetControlValue(vx) |
| if self.bary: |
| if vy == None: |
| self.bary.HiliteControl(255) |
| self.bary_enabled = 0 |
| else: |
| if not self.bary_enabled: |
| self.bary_enabled = 1 |
| if self.activated: |
| self.bary.HiliteControl(0) |
| self.bary.SetControlValue(vy) |
| |
| # Auxiliary function: convert standard text/image/etc coordinate |
| # to something palatable as getscrollbarvalues() return |
| def scalebarvalue(self, absmin, absmax, curmin, curmax): |
| if curmin <= absmin and curmax >= absmax: |
| return None |
| if curmin <= absmin: |
| return 0 |
| if curmax >= absmax: |
| return 32767 |
| perc = float(curmin-absmin)/float(absmax-absmin) |
| return int(perc*32767) |
| |
| # To be overridden: |
| |
| def getscrollbarvalues(self): |
| return 0, 0 |
| |
| def scrollbar_callback(self, which, what, value): |
| print 'scroll', which, what, value |
| |
| class DialogWindow(Window): |
| """A modeless dialog window""" |
| |
| def open(self, resid): |
| self.wid = GetNewDialog(resid, -1) |
| self.do_postopen() |
| |
| def close(self): |
| self.do_postclose() |
| |
| def do_itemhit(self, item, event): |
| print 'Dialog %s, item %d hit'%(self.wid, item) |
| |
| def do_rawupdate(self, window, event): |
| pass |
| |
| def ostypecode(x): |
| "Convert a long int to the 4-character code it really is" |
| s = '' |
| for i in range(4): |
| x, c = divmod(x, 256) |
| s = chr(c) + s |
| return s |
| |
| |
| class TestApp(Application): |
| |
| "This class is used by the test() function" |
| |
| def makeusermenus(self): |
| self.filemenu = m = Menu(self.menubar, "File") |
| self.saveitem = MenuItem(m, "Save", "S", self.save) |
| Separator(m) |
| self.optionsmenu = mm = SubMenu(m, "Options") |
| self.opt1 = CheckItem(mm, "Arguments") |
| self.opt2 = CheckItem(mm, "Being hit on the head lessons") |
| self.opt3 = CheckItem(mm, "Complaints") |
| Separator(m) |
| self.quititem = MenuItem(m, "Quit", "Q", self.quit) |
| |
| def save(self, *args): |
| print "Save" |
| |
| def quit(self, *args): |
| raise self |
| |
| |
| def test(): |
| "Test program" |
| app = TestApp() |
| app.mainloop() |
| |
| |
| if __name__ == '__main__': |
| test() |