diff options
Diffstat (limited to 'Mac/Demo/mlte/mlted.py')
| -rw-r--r-- | Mac/Demo/mlte/mlted.py | 703 |
1 files changed, 351 insertions, 352 deletions
diff --git a/Mac/Demo/mlte/mlted.py b/Mac/Demo/mlte/mlted.py index 381345a..323ea62 100644 --- a/Mac/Demo/mlte/mlted.py +++ b/Mac/Demo/mlte/mlted.py @@ -15,361 +15,360 @@ from Carbon import MacTextEditor from Carbon import Mlte UNDOLABELS = [ # Indexed by MLTECanUndo() value - "Typing", "Cut", "Paste", "Clear", "Font Change", "Color Change", "Size Change", - "Style Change", "Align Left", "Align Center", "Align Right", "Drop", "Move"] - + "Typing", "Cut", "Paste", "Clear", "Font Change", "Color Change", "Size Change", + "Style Change", "Align Left", "Align Center", "Align Right", "Drop", "Move"] + class MlteWindow(Window): - def open(self, path, name, data): - self.path = path - self.name = name - r = windowbounds(400, 400) - w = Win.NewWindow(r, name, 1, 0, -1, 1, 0) - self.wid = w - flags = MacTextEditor.kTXNDrawGrowIconMask|MacTextEditor.kTXNWantHScrollBarMask| \ - MacTextEditor.kTXNWantVScrollBarMask - self.ted, self.frameid = Mlte.TXNNewObject(None, w, None, flags, MacTextEditor.kTXNTextEditStyleFrameType, - MacTextEditor.kTXNTextFile, MacTextEditor.kTXNMacOSEncoding) - self.ted.TXNSetData(MacTextEditor.kTXNTextData, data, 0, 0x7fffffff) - self.changed = 0 - self.do_postopen() - self.do_activate(1, None) - - def do_idle(self, event): - self.ted.TXNIdle() - self.ted.TXNAdjustCursor(None) - - - - def do_activate(self, onoff, evt): - if onoff: -## self.ted.TXNActivate(self.frameid, 0) - self.ted.TXNFocus(1) - self.parent.active = self - else: - self.ted.TXNFocus(0) - self.parent.active = None - self.parent.updatemenubar() - - def do_update(self, wid, event): - self.ted.TXNDraw(None) - - def do_postresize(self, width, height, window): - self.ted.TXNResizeFrame(width, height, self.frameid) - - def do_contentclick(self, local, modifiers, evt): - self.ted.TXNClick(evt) - self.parent.updatemenubar() - - def do_char(self, ch, event): - self.ted.TXNKeyDown(event) - self.parent.updatemenubar() - - def close(self): - if self.changed: - save = EasyDialogs.AskYesNoCancel('Save window "%s" before closing?'%self.name, 1) - if save > 0: - self.menu_save() - elif save < 0: - return - if self.parent.active == self: - self.parent.active = None - self.ted.TXNDeleteObject() - del self.ted -## del self.tedtexthandle - self.do_postclose() - - def menu_save(self): - if not self.path: - self.menu_save_as() - return # Will call us recursively - dhandle = self.ted.TXNGetData(0, 0x7fffffff) - data = dhandle.data - fp = open(self.path, 'wb') # NOTE: wb, because data has CR for end-of-line - fp.write(data) - if data[-1] <> '\r': fp.write('\r') - fp.close() - self.changed = 0 - - def menu_save_as(self): - path = EasyDialogs.AskFileForSave(message='Save as:') - if not path: return - self.path = path - self.name = os.path.split(self.path)[-1] - self.wid.SetWTitle(self.name) - self.menu_save() - - def menu_cut(self): -## self.ted.WESelView() - self.ted.TXNCut() -### Mlte.ConvertToPublicScrap() -## Scrap.ZeroScrap() -## self.ted.WECut() -## self.updatescrollbars() - self.parent.updatemenubar() - self.changed = 1 - - def menu_copy(self): -## Scrap.ZeroScrap() - self.ted.TXNCopy() -### Mlte.ConvertToPublicScrap() -## self.updatescrollbars() - self.parent.updatemenubar() - - def menu_paste(self): -### Mlte.ConvertFromPublicScrap() - self.ted.TXNPaste() -## self.updatescrollbars() - self.parent.updatemenubar() - self.changed = 1 - - def menu_clear(self): -## self.ted.WESelView() - self.ted.TXNClear() -## self.updatescrollbars() - self.parent.updatemenubar() - self.changed = 1 - - def menu_undo(self): - self.ted.TXNUndo() -## self.updatescrollbars() - self.parent.updatemenubar() - - def menu_redo(self): - self.ted.TXNRedo() -## self.updatescrollbars() - self.parent.updatemenubar() - - def have_selection(self): - start, stop = self.ted.TXNGetSelection() - return start < stop - - def can_paste(self): - return Mlte.TXNIsScrapPastable() - - def can_undo(self): - can, which = self.ted.TXNCanUndo() - if not can: - return None - if which >= len(UNDOLABELS): - # Unspecified undo - return "Undo" - which = UNDOLABELS[which] - - return "Undo "+which - - def can_redo(self): - can, which = self.ted.TXNCanRedo() - if not can: - return None - if which >= len(UNDOLABELS): - # Unspecified undo - return "Redo" - which = UNDOLABELS[which] - - return "Redo "+which + def open(self, path, name, data): + self.path = path + self.name = name + r = windowbounds(400, 400) + w = Win.NewWindow(r, name, 1, 0, -1, 1, 0) + self.wid = w + flags = MacTextEditor.kTXNDrawGrowIconMask|MacTextEditor.kTXNWantHScrollBarMask| \ + MacTextEditor.kTXNWantVScrollBarMask + self.ted, self.frameid = Mlte.TXNNewObject(None, w, None, flags, MacTextEditor.kTXNTextEditStyleFrameType, + MacTextEditor.kTXNTextFile, MacTextEditor.kTXNMacOSEncoding) + self.ted.TXNSetData(MacTextEditor.kTXNTextData, data, 0, 0x7fffffff) + self.changed = 0 + self.do_postopen() + self.do_activate(1, None) + + def do_idle(self, event): + self.ted.TXNIdle() + self.ted.TXNAdjustCursor(None) + + + + def do_activate(self, onoff, evt): + if onoff: +## self.ted.TXNActivate(self.frameid, 0) + self.ted.TXNFocus(1) + self.parent.active = self + else: + self.ted.TXNFocus(0) + self.parent.active = None + self.parent.updatemenubar() + + def do_update(self, wid, event): + self.ted.TXNDraw(None) + + def do_postresize(self, width, height, window): + self.ted.TXNResizeFrame(width, height, self.frameid) + + def do_contentclick(self, local, modifiers, evt): + self.ted.TXNClick(evt) + self.parent.updatemenubar() + + def do_char(self, ch, event): + self.ted.TXNKeyDown(event) + self.parent.updatemenubar() + + def close(self): + if self.changed: + save = EasyDialogs.AskYesNoCancel('Save window "%s" before closing?'%self.name, 1) + if save > 0: + self.menu_save() + elif save < 0: + return + if self.parent.active == self: + self.parent.active = None + self.ted.TXNDeleteObject() + del self.ted +## del self.tedtexthandle + self.do_postclose() + + def menu_save(self): + if not self.path: + self.menu_save_as() + return # Will call us recursively + dhandle = self.ted.TXNGetData(0, 0x7fffffff) + data = dhandle.data + fp = open(self.path, 'wb') # NOTE: wb, because data has CR for end-of-line + fp.write(data) + if data[-1] <> '\r': fp.write('\r') + fp.close() + self.changed = 0 + + def menu_save_as(self): + path = EasyDialogs.AskFileForSave(message='Save as:') + if not path: return + self.path = path + self.name = os.path.split(self.path)[-1] + self.wid.SetWTitle(self.name) + self.menu_save() + + def menu_cut(self): +## self.ted.WESelView() + self.ted.TXNCut() +### Mlte.ConvertToPublicScrap() +## Scrap.ZeroScrap() +## self.ted.WECut() +## self.updatescrollbars() + self.parent.updatemenubar() + self.changed = 1 + + def menu_copy(self): +## Scrap.ZeroScrap() + self.ted.TXNCopy() +### Mlte.ConvertToPublicScrap() +## self.updatescrollbars() + self.parent.updatemenubar() + + def menu_paste(self): +### Mlte.ConvertFromPublicScrap() + self.ted.TXNPaste() +## self.updatescrollbars() + self.parent.updatemenubar() + self.changed = 1 + + def menu_clear(self): +## self.ted.WESelView() + self.ted.TXNClear() +## self.updatescrollbars() + self.parent.updatemenubar() + self.changed = 1 + + def menu_undo(self): + self.ted.TXNUndo() +## self.updatescrollbars() + self.parent.updatemenubar() + + def menu_redo(self): + self.ted.TXNRedo() +## self.updatescrollbars() + self.parent.updatemenubar() + + def have_selection(self): + start, stop = self.ted.TXNGetSelection() + return start < stop + + def can_paste(self): + return Mlte.TXNIsScrapPastable() + + def can_undo(self): + can, which = self.ted.TXNCanUndo() + if not can: + return None + if which >= len(UNDOLABELS): + # Unspecified undo + return "Undo" + which = UNDOLABELS[which] + + return "Undo "+which + + def can_redo(self): + can, which = self.ted.TXNCanRedo() + if not can: + return None + if which >= len(UNDOLABELS): + # Unspecified undo + return "Redo" + which = UNDOLABELS[which] + + return "Redo "+which class Mlted(Application): - def __init__(self): - Application.__init__(self) - self.num = 0 - self.active = None - self.updatemenubar() - - def makeusermenus(self): - self.filemenu = m = Menu(self.menubar, "File") - self.newitem = MenuItem(m, "New window", "N", self.open) - self.openitem = MenuItem(m, "Open...", "O", self.openfile) - self.closeitem = MenuItem(m, "Close", "W", self.closewin) - m.addseparator() - self.saveitem = MenuItem(m, "Save", "S", self.save) - self.saveasitem = MenuItem(m, "Save as...", "", self.saveas) - m.addseparator() - self.quititem = MenuItem(m, "Quit", "Q", self.quit) - - self.editmenu = m = Menu(self.menubar, "Edit") - self.undoitem = MenuItem(m, "Undo", "Z", self.undo) - self.redoitem = MenuItem(m, "Redo", None, self.redo) - m.addseparator() - self.cutitem = MenuItem(m, "Cut", "X", self.cut) - self.copyitem = MenuItem(m, "Copy", "C", self.copy) - self.pasteitem = MenuItem(m, "Paste", "V", self.paste) - self.clearitem = MenuItem(m, "Clear", "", self.clear) - - # Groups of items enabled together: - self.windowgroup = [self.closeitem, self.saveitem, self.saveasitem, self.editmenu] - self.focusgroup = [self.cutitem, self.copyitem, self.clearitem] - self.windowgroup_on = -1 - self.focusgroup_on = -1 - self.pastegroup_on = -1 - self.undo_label = "never" - self.redo_label = "never" - - def updatemenubar(self): - changed = 0 - on = (self.active <> None) - if on <> self.windowgroup_on: - for m in self.windowgroup: - m.enable(on) - self.windowgroup_on = on - changed = 1 - if on: - # only if we have an edit menu - on = self.active.have_selection() - if on <> self.focusgroup_on: - for m in self.focusgroup: - m.enable(on) - self.focusgroup_on = on - changed = 1 - on = self.active.can_paste() - if on <> self.pastegroup_on: - self.pasteitem.enable(on) - self.pastegroup_on = on - changed = 1 - on = self.active.can_undo() - if on <> self.undo_label: - if on: - self.undoitem.enable(1) - self.undoitem.settext(on) - self.undo_label = on - else: - self.undoitem.settext("Nothing to undo") - self.undoitem.enable(0) - changed = 1 - on = self.active.can_redo() - if on <> self.redo_label: - if on: - self.redoitem.enable(1) - self.redoitem.settext(on) - self.redo_label = on - else: - self.redoitem.settext("Nothing to redo") - self.redoitem.enable(0) - changed = 1 - if changed: - DrawMenuBar() - - # - # Apple menu - # - - def do_about(self, id, item, window, event): - EasyDialogs.Message("A simple single-font text editor based on MacTextEditor") - - # - # File menu - # - - def open(self, *args): - self._open(0) - - def openfile(self, *args): - self._open(1) - - def _open(self, askfile): - if askfile: - path = EasyDialogs.AskFileForOpen(typeList=('TEXT',)) - if not path: - return - name = os.path.split(path)[-1] - try: - fp = open(path, 'rb') # NOTE binary, we need cr as end-of-line - data = fp.read() - fp.close() - except IOError, arg: - EasyDialogs.Message("IOERROR: %r" % (arg,)) - return - else: - path = None - name = "Untitled %d"%self.num - data = '' - w = MlteWindow(self) - w.open(path, name, data) - self.num = self.num + 1 - - def closewin(self, *args): - if self.active: - self.active.close() - else: - EasyDialogs.Message("No active window?") - - def save(self, *args): - if self.active: - self.active.menu_save() - else: - EasyDialogs.Message("No active window?") - - def saveas(self, *args): - if self.active: - self.active.menu_save_as() - else: - EasyDialogs.Message("No active window?") - - - def quit(self, *args): - for w in self._windows.values(): - w.close() - if self._windows: - return - self._quit() - - # - # Edit menu - # - - def undo(self, *args): - if self.active: - self.active.menu_undo() - else: - EasyDialogs.Message("No active window?") - - def redo(self, *args): - if self.active: - self.active.menu_redo() - else: - EasyDialogs.Message("No active window?") - - def cut(self, *args): - if self.active: - self.active.menu_cut() - else: - EasyDialogs.Message("No active window?") - - def copy(self, *args): - if self.active: - self.active.menu_copy() - else: - EasyDialogs.Message("No active window?") - - def paste(self, *args): - if self.active: - self.active.menu_paste() - else: - EasyDialogs.Message("No active window?") - - def clear(self, *args): - if self.active: - self.active.menu_clear() - else: - EasyDialogs.Message("No active window?") - - # - # Other stuff - # - - def idle(self, event): - if self.active: - self.active.do_idle(event) - else: - Qd.SetCursor(Qd.GetQDGlobalsArrow()) + def __init__(self): + Application.__init__(self) + self.num = 0 + self.active = None + self.updatemenubar() + + def makeusermenus(self): + self.filemenu = m = Menu(self.menubar, "File") + self.newitem = MenuItem(m, "New window", "N", self.open) + self.openitem = MenuItem(m, "Open...", "O", self.openfile) + self.closeitem = MenuItem(m, "Close", "W", self.closewin) + m.addseparator() + self.saveitem = MenuItem(m, "Save", "S", self.save) + self.saveasitem = MenuItem(m, "Save as...", "", self.saveas) + m.addseparator() + self.quititem = MenuItem(m, "Quit", "Q", self.quit) + + self.editmenu = m = Menu(self.menubar, "Edit") + self.undoitem = MenuItem(m, "Undo", "Z", self.undo) + self.redoitem = MenuItem(m, "Redo", None, self.redo) + m.addseparator() + self.cutitem = MenuItem(m, "Cut", "X", self.cut) + self.copyitem = MenuItem(m, "Copy", "C", self.copy) + self.pasteitem = MenuItem(m, "Paste", "V", self.paste) + self.clearitem = MenuItem(m, "Clear", "", self.clear) + + # Groups of items enabled together: + self.windowgroup = [self.closeitem, self.saveitem, self.saveasitem, self.editmenu] + self.focusgroup = [self.cutitem, self.copyitem, self.clearitem] + self.windowgroup_on = -1 + self.focusgroup_on = -1 + self.pastegroup_on = -1 + self.undo_label = "never" + self.redo_label = "never" + + def updatemenubar(self): + changed = 0 + on = (self.active <> None) + if on <> self.windowgroup_on: + for m in self.windowgroup: + m.enable(on) + self.windowgroup_on = on + changed = 1 + if on: + # only if we have an edit menu + on = self.active.have_selection() + if on <> self.focusgroup_on: + for m in self.focusgroup: + m.enable(on) + self.focusgroup_on = on + changed = 1 + on = self.active.can_paste() + if on <> self.pastegroup_on: + self.pasteitem.enable(on) + self.pastegroup_on = on + changed = 1 + on = self.active.can_undo() + if on <> self.undo_label: + if on: + self.undoitem.enable(1) + self.undoitem.settext(on) + self.undo_label = on + else: + self.undoitem.settext("Nothing to undo") + self.undoitem.enable(0) + changed = 1 + on = self.active.can_redo() + if on <> self.redo_label: + if on: + self.redoitem.enable(1) + self.redoitem.settext(on) + self.redo_label = on + else: + self.redoitem.settext("Nothing to redo") + self.redoitem.enable(0) + changed = 1 + if changed: + DrawMenuBar() + + # + # Apple menu + # + + def do_about(self, id, item, window, event): + EasyDialogs.Message("A simple single-font text editor based on MacTextEditor") + + # + # File menu + # + + def open(self, *args): + self._open(0) + + def openfile(self, *args): + self._open(1) + + def _open(self, askfile): + if askfile: + path = EasyDialogs.AskFileForOpen(typeList=('TEXT',)) + if not path: + return + name = os.path.split(path)[-1] + try: + fp = open(path, 'rb') # NOTE binary, we need cr as end-of-line + data = fp.read() + fp.close() + except IOError, arg: + EasyDialogs.Message("IOERROR: %r" % (arg,)) + return + else: + path = None + name = "Untitled %d"%self.num + data = '' + w = MlteWindow(self) + w.open(path, name, data) + self.num = self.num + 1 + + def closewin(self, *args): + if self.active: + self.active.close() + else: + EasyDialogs.Message("No active window?") + + def save(self, *args): + if self.active: + self.active.menu_save() + else: + EasyDialogs.Message("No active window?") + + def saveas(self, *args): + if self.active: + self.active.menu_save_as() + else: + EasyDialogs.Message("No active window?") + + + def quit(self, *args): + for w in self._windows.values(): + w.close() + if self._windows: + return + self._quit() + + # + # Edit menu + # + + def undo(self, *args): + if self.active: + self.active.menu_undo() + else: + EasyDialogs.Message("No active window?") + + def redo(self, *args): + if self.active: + self.active.menu_redo() + else: + EasyDialogs.Message("No active window?") + + def cut(self, *args): + if self.active: + self.active.menu_cut() + else: + EasyDialogs.Message("No active window?") + + def copy(self, *args): + if self.active: + self.active.menu_copy() + else: + EasyDialogs.Message("No active window?") + + def paste(self, *args): + if self.active: + self.active.menu_paste() + else: + EasyDialogs.Message("No active window?") + + def clear(self, *args): + if self.active: + self.active.menu_clear() + else: + EasyDialogs.Message("No active window?") + + # + # Other stuff + # + + def idle(self, event): + if self.active: + self.active.do_idle(event) + else: + Qd.SetCursor(Qd.GetQDGlobalsArrow()) def main(): - Mlte.TXNInitTextension(0) - try: - App = Mlted() - App.mainloop() - finally: - Mlte.TXNTerminateTextension() - + Mlte.TXNInitTextension(0) + try: + App = Mlted() + App.mainloop() + finally: + Mlte.TXNTerminateTextension() + if __name__ == '__main__': - main() - + main() |