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minsize->getminsize

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This commit is contained in:
Guido van Rossum 1991-08-16 13:22:23 +00:00
parent e11d4ccbb6
commit e825f15900
2 changed files with 102 additions and 62 deletions
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82
Lib/lib-stdwin/WindowParent.py
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@ -2,23 +2,23 @@
# It is the root of the tree.
# It should have exactly one child when realized.
#
# There is also some support for a standard main loop here.
# There is also an alternative interface to "mainloop" here.
import stdwin
from stdwinevents import *
import mainloop
from TransParent import ManageOneChild
Error = 'WindowParent.Error' # Exception
WindowList = [] # List containing all windows
class WindowParent() = ManageOneChild():
#
def create(self, (title, size)):
self.title = title
self.size = size # (width, height)
self._reset()
self.close_hook = WindowParent.delayed_destroy
return self
#
def _reset(self):
@ -31,10 +31,10 @@ def _reset(self):
self.do_altdraw = 0
self.pending_destroy = 0
self.close_hook = None
self.menu_hook = None
#
def destroy(self):
if self.win in WindowList:
WindowList.remove(self.win)
mainloop.unregister(self.win)
if self.child: self.child.destroy()
self._reset()
#
@ -47,11 +47,19 @@ def delayed_destroy(self):
def close_trigger(self):
if self.close_hook: self.close_hook(self)
#
def menu_trigger(self, (menu, item)):
if self.menu_hook:
self.menu_hook(self, menu, item)
#
def need_mouse(self, child): self.do_mouse = 1
def no_mouse(self, child): self.do_mouse = 0
#
def need_keybd(self, child): self.do_keybd = 1
def no_keybd(self, child): self.do_keybd = 0
def need_keybd(self, child):
self.do_keybd = 1
self.child.activate()
def no_keybd(self, child):
self.do_keybd = 0
self.child.deactivate()
#
def need_timer(self, child): self.do_timer = 1
def no_timer(self, child): self.do_timer = 0
@ -64,28 +72,46 @@ def realize(self):
raise Error, 'realize(): called twice'
if not self.child:
raise Error, 'realize(): no child'
size = self.child.minsize(self.beginmeasuring())
self.size = max(self.size[0], size[0]), \
max(self.size[1], size[1])
# XXX Don't... stdwin.setdefscrollbars(0, 0)
stdwin.setdefwinsize(self.size)
# Compute suggested size
self.size = self.child.getminsize(self.beginmeasuring(), \
self.size)
save_defsize = stdwin.getdefwinsize()
scrwidth, scrheight = stdwin.getscrsize()
width, height = self.size
if width > scrwidth:
width = scrwidth * 2/3
if height > scrheight:
height = scrheight * 2/3
stdwin.setdefwinsize(width, height)
self.hbar, self.vbar = stdwin.getdefscrollbars()
self.win = stdwin.open(self.title)
stdwin.setdefwinsize(save_defsize)
self.win.setdocsize(self.size)
if self.itimer:
self.win.settimer(self.itimer)
bounds = (0, 0), self.win.getwinsize()
self.child.setbounds(bounds)
width, height = self.win.getwinsize()
if self.hbar:
width = self.size[0]
if self.vbar:
height = self.size[1]
self.child.setbounds((0, 0), (width, height))
self.child.realize()
self.win.dispatch = self.dispatch
WindowList.append(self.win)
mainloop.register(self.win)
#
def fixup(self):
self.size = self.child.minsize(self.beginmeasuring())
# XXX This could share code with realize() above
self.size = self.child.getminsize(self.beginmeasuring(), \
self.win.getwinsize())
self.win.setdocsize(self.size)
bounds = (0, 0), self.win.getwinsize()
self.child.setbounds(bounds)
width, height = self.win.getwinsize()
if self.hbar:
width = self.size[0]
if self.vbar:
height = self.size[1]
self.child.setbounds((0, 0), (width, height))
# Force a redraw of the entire window:
self.win.change((0, 0), (10000, 10000))
self.win.change((0, 0), self.size)
#
def beginmeasuring(self):
# Return something with which a child can measure text
@ -142,28 +168,22 @@ def dispatch(self, (type, win, detail)):
self.fixup()
elif type = WE_CLOSE:
self.close_trigger()
elif type = WE_MENU:
self.menu_trigger(detail)
if self.pending_destroy:
self.destroy()
#
def MainLoop():
while WindowList:
Dispatch(stdwin.getevent())
mainloop.mainloop()
def Dispatch(event):
window = event[1]
if window in WindowList:
window.dispatch(event)
else:
stdwin.fleep()
mainloop.dispatch(event)
# Interface used by WindowSched:
def CountWindows():
return len(WindowList)
return mainloop.countwindows()
def AnyWindow():
if not WindowList:
return None
else:
return WindowList[0]
return mainloop.anywindow()