]> granicus.if.org Git - python/commitdiff
A simple scrollbar-less single-font (but multi-window) text
authorJack Jansen <jack.jansen@cwi.nl>
Thu, 11 Apr 1996 15:41:39 +0000 (15:41 +0000)
committerJack Jansen <jack.jansen@cwi.nl>
Thu, 11 Apr 1996 15:41:39 +0000 (15:41 +0000)
editor. More to come...

Mac/Demo/textedit/ped.py [new file with mode: 0644]

diff --git a/Mac/Demo/textedit/ped.py b/Mac/Demo/textedit/ped.py
new file mode 100644 (file)
index 0000000..9ddb173
--- /dev/null
@@ -0,0 +1,276 @@
+# Test TE module.
+# Draw a window in which the user can type.
+#
+# This test expects Win, Evt and FrameWork (and anything used by those)
+# to work.
+#
+# Actually, it is more a test of FrameWork by now....
+
+from Menu import DrawMenuBar
+from FrameWork import *
+import Win
+import Qd
+import TE
+import os
+import macfs
+
+class TEWindow(Window):
+       def open(self, path, name, data):
+               self.path = path
+               self.name = name
+               r = (40, 40, 400, 300)
+               w = Win.NewWindow(r, name, 1, 0, -1, 1, 0x55555555)
+               self.wid = w
+               r2 = (0, 0, 345, 245)
+               Qd.SetPort(w)
+               Qd.TextFont(4)
+               Qd.TextSize(9)
+               self.ted = TE.TENew(r2, r2)
+               self.ted.TEAutoView(1)
+               self.ted.TESetText(data)
+               w.DrawGrowIcon()
+               self.changed = 0
+               self.do_postopen()
+               self.parent.updatemenubar()
+               
+       def do_idle(self):
+               self.ted.TEIdle()
+               
+       def do_activate(self, onoff, evt):
+               if onoff:
+                       self.ted.TEActivate()
+                       self.parent.active = self
+                       self.parent.updatemenubar()
+               else:
+                       self.ted.TEDeactivate()
+
+       def do_update(self, wid, event):
+               Qd.EraseRect(wid.GetWindowPort().portRect)
+               self.ted.TEUpdate(wid.GetWindowPort().portRect)
+               
+       def do_contentclick(self, local, modifiers, evt):
+               shifted = (modifiers & 0x200)
+               self.ted.TEClick(local, shifted)
+               self.parent.updatemenubar()
+
+       def do_char(self, ch, event):
+               self.ted.TEKey(ord(ch))
+               self.changed = 1
+               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.parent.updatemenubar()
+               del self.ted
+               self.do_postclose()
+               
+       def menu_save(self):
+               if not self.path:
+                       self.menu_save_as()
+                       return # Will call us recursively
+               print 'Saving to ', self.path
+               dhandle = self.ted.TEGetText()
+               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):
+               fss, ok = macfs.StandardPutFile('Save as:')
+               if not ok: return
+               self.path = fss.as_pathname()
+               self.name = os.path.split(self.path)[-1]
+               self.wid.SetWTitle(self.name)
+               self.menu_save()
+               
+       def menu_cut(self):
+               self.ted.TECut()
+               self.parent.updatemenubar()
+               
+       def menu_copy(self):
+               self.ted.TECopy()
+               
+       def menu_paste(self):
+               self.ted.TEPaste()
+               self.parent.updatemenubar()
+               
+       def menu_clear(self):
+               self.ted.TEDelete()
+               self.parent.updatemenubar()
+               
+       def have_selection(self):
+##             return (self.ted.selStart > self.ted.selEnd)
+               return 1
+
+class Ped(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.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)
+               
+               # Not yet implemented:
+               self.undoitem.enable(0)
+               
+               # 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
+               
+       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:
+                       on = self.active.have_selection()
+               if on <> self.focusgroup_on:
+                       for m in self.focusgroup:
+                               m.enable(on)
+                       self.focusgroup_on = on
+                       changed = 1
+               if changed:
+                       DrawMenuBar()
+
+       #
+       # Apple menu
+       #
+       
+       def do_about(self, id, item, window, event):
+               EasyDialogs.Message("A simple single-font text editor")
+                       
+       #
+       # File menu
+       #
+
+       def open(self, *args):
+               self._open(0)
+               
+       def openfile(self, *args):
+               self._open(1)
+
+       def _open(self, askfile):
+               if askfile:
+                       fss, ok = macfs.StandardGetFile('TEXT')
+                       if not ok:
+                               return
+                       path = fss.as_pathname()
+                       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: "+`arg`)
+                               return
+               else:
+                       path = None
+                       name = "Untitled %d"%self.num
+                       data = ''
+               w = TEWindow(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
+               raise self
+               
+       #
+       # Edit menu
+       #
+       
+       def undo(self, *args):
+               pass
+               
+       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, *args):
+               for l in self._windows.values():
+                       l.do_idle()
+
+def main():
+       App = Ped()
+       App.mainloop()
+       
+if __name__ == '__main__':
+       main()
+