mirror of https://github.com/python/cpython
Added window list management functionality.
Automatically call self.destroy() if WE_CLOSE event dispatched. Added keyboard, alternate drawing and getwindow interface. Call child's realize method.
This commit is contained in:
Guido van Rossum
parent
4f4794a9a0
commit
117dbcb2fe
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@ -1,6 +1,8 @@
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# A 'WindowParent' is the only module that uses real stdwin functionality.
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# It is the root of the tree.
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# It should have exactly one child when realized.
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#
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# There is also some support for a standard main loop here.
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import stdwin
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from stdwinevents import *
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@ -9,6 +11,8 @@ from TransParent import ManageOneChild
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Error = 'WindowParent.Error' # Exception
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WindowList = [] # List containing all windows
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class WindowParent() = ManageOneChild():
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#
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def create(self, (title, size)):
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@ -22,18 +26,29 @@ class WindowParent() = ManageOneChild():
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self.win = 0
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self.itimer = 0
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self.do_mouse = 0
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self.do_keybd = 0
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self.do_timer = 0
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self.do_altdraw = 0
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#
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def destroy(self):
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if self.win in WindowList:
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import util
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util.remove(self.win, WindowList)
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if self.child: self.child.destroy()
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self._reset()
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#
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def need_mouse(self, child): self.do_mouse = 1
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def no_mouse(self, child): self.do_mouse = 0
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#
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def need_keybd(self, child): self.do_keybd = 1
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def no_keybd(self, child): self.do_keybd = 0
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#
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def need_timer(self, child): self.do_timer = 1
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def no_timer(self, child): self.do_timer = 0
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#
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def need_altdraw(self, child): self.do_altdraw = 1
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def no_altdraw(self, child): self.do_altdraw = 0
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#
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def realize(self):
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if self.win:
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raise Error, 'realize(): called twice'
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@ -42,14 +57,24 @@ class WindowParent() = ManageOneChild():
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size = self.child.minsize(self.beginmeasuring())
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self.size = max(self.size[0], size[0]), \
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max(self.size[1], size[1])
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#stdwin.setdefwinsize(self.size)
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# XXX stdwin.setdefwinsize(self.size)
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# XXX Compensate stdwin bug:
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stdwin.setdefwinsize(self.size[0]+4, self.size[1]+2)
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stdwin.setdefwinsize(self.size[0]+4, min(300, self.size[1]+2))
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self.win = stdwin.open(self.title)
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self.win.setdocsize(self.size)
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if self.itimer:
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self.win.settimer(self.itimer)
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bounds = (0, 0), self.win.getwinsize()
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self.child.setbounds(bounds)
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self.child.realize()
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self.win.dispatch = self.dispatch
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WindowList.append(self.win)
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#
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def fixup(self):
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self.size = self.child.minsize(self.beginmeasuring())
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self.win.setdocsize(self.size)
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bounds = (0, 0), self.win.getwinsize()
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self.child.setbounds(bounds)
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#
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def beginmeasuring(self):
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# Return something with which a child can measure text
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@ -64,6 +89,12 @@ class WindowParent() = ManageOneChild():
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else:
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raise Error, 'begindrawing(): not realized yet'
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#
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def getwindow(self):
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if self.win:
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return self.win
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else:
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raise Error, 'getwindow(): not realized yet'
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#
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def change(self, area):
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if self.win:
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self.win.change(area)
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@ -86,16 +117,42 @@ class WindowParent() = ManageOneChild():
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elif type = WE_DRAW:
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d = self.win.begindrawing()
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self.child.draw(d, detail)
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del d
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if self.do_altdraw: self.child.altdraw(detail)
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elif type = WE_MOUSE_DOWN:
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if self.do_mouse: self.child.mouse_down(detail)
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elif type = WE_MOUSE_MOVE:
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if self.do_mouse: self.child.mouse_move(detail)
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elif type = WE_MOUSE_UP:
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if self.do_mouse: self.child.mouse_up(detail)
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elif type in (WE_CHAR, WE_COMMAND):
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if self.do_keybd: self.child.keybd(type, detail)
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elif type = WE_TIMER:
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if self.do_timer: self.child.timer()
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elif type = WE_SIZE:
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self.win.change((0, 0), (10000, 10000)) # XXX
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bounds = (0, 0), self.win.getwinsize()
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self.child.setbounds(bounds)
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self.fixup()
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elif type = WE_CLOSE:
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self.destroy()
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#
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def MainLoop():
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while WindowList:
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Dispatch(stdwin.getevent())
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def Dispatch(event):
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window = event[1]
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if window in WindowList:
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window.dispatch(event)
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else:
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stdwin.fleep()
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# Interface used by WindowSched:
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def CountWindows():
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return len(WindowList)
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def AnyWindow():
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if not WindowList:
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return None
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else:
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return WindowList[0]
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@ -1,6 +1,8 @@
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# A 'WindowParent' is the only module that uses real stdwin functionality.
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# It is the root of the tree.
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# It should have exactly one child when realized.
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#
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# There is also some support for a standard main loop here.
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import stdwin
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from stdwinevents import *
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@ -9,6 +11,8 @@ from TransParent import ManageOneChild
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Error = 'WindowParent.Error' # Exception
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WindowList = [] # List containing all windows
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class WindowParent() = ManageOneChild():
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#
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def create(self, (title, size)):
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@ -22,18 +26,29 @@ class WindowParent() = ManageOneChild():
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self.win = 0
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self.itimer = 0
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self.do_mouse = 0
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self.do_keybd = 0
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self.do_timer = 0
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self.do_altdraw = 0
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#
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def destroy(self):
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if self.win in WindowList:
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import util
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util.remove(self.win, WindowList)
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if self.child: self.child.destroy()
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self._reset()
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#
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def need_mouse(self, child): self.do_mouse = 1
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def no_mouse(self, child): self.do_mouse = 0
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#
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def need_keybd(self, child): self.do_keybd = 1
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def no_keybd(self, child): self.do_keybd = 0
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#
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def need_timer(self, child): self.do_timer = 1
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def no_timer(self, child): self.do_timer = 0
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#
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def need_altdraw(self, child): self.do_altdraw = 1
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def no_altdraw(self, child): self.do_altdraw = 0
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#
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def realize(self):
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if self.win:
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raise Error, 'realize(): called twice'
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@ -42,14 +57,24 @@ class WindowParent() = ManageOneChild():
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size = self.child.minsize(self.beginmeasuring())
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self.size = max(self.size[0], size[0]), \
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max(self.size[1], size[1])
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#stdwin.setdefwinsize(self.size)
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# XXX stdwin.setdefwinsize(self.size)
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# XXX Compensate stdwin bug:
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stdwin.setdefwinsize(self.size[0]+4, self.size[1]+2)
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stdwin.setdefwinsize(self.size[0]+4, min(300, self.size[1]+2))
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self.win = stdwin.open(self.title)
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self.win.setdocsize(self.size)
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if self.itimer:
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self.win.settimer(self.itimer)
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bounds = (0, 0), self.win.getwinsize()
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self.child.setbounds(bounds)
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self.child.realize()
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self.win.dispatch = self.dispatch
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WindowList.append(self.win)
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#
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def fixup(self):
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self.size = self.child.minsize(self.beginmeasuring())
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self.win.setdocsize(self.size)
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bounds = (0, 0), self.win.getwinsize()
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self.child.setbounds(bounds)
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#
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def beginmeasuring(self):
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# Return something with which a child can measure text
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@ -64,6 +89,12 @@ class WindowParent() = ManageOneChild():
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else:
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raise Error, 'begindrawing(): not realized yet'
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#
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def getwindow(self):
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if self.win:
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return self.win
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else:
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raise Error, 'getwindow(): not realized yet'
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#
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def change(self, area):
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if self.win:
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self.win.change(area)
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@ -86,16 +117,42 @@ class WindowParent() = ManageOneChild():
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elif type = WE_DRAW:
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d = self.win.begindrawing()
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self.child.draw(d, detail)
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del d
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if self.do_altdraw: self.child.altdraw(detail)
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elif type = WE_MOUSE_DOWN:
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if self.do_mouse: self.child.mouse_down(detail)
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elif type = WE_MOUSE_MOVE:
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if self.do_mouse: self.child.mouse_move(detail)
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elif type = WE_MOUSE_UP:
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if self.do_mouse: self.child.mouse_up(detail)
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elif type in (WE_CHAR, WE_COMMAND):
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if self.do_keybd: self.child.keybd(type, detail)
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elif type = WE_TIMER:
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if self.do_timer: self.child.timer()
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elif type = WE_SIZE:
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self.win.change((0, 0), (10000, 10000)) # XXX
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bounds = (0, 0), self.win.getwinsize()
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self.child.setbounds(bounds)
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self.fixup()
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elif type = WE_CLOSE:
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self.destroy()
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#
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def MainLoop():
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while WindowList:
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Dispatch(stdwin.getevent())
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def Dispatch(event):
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window = event[1]
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if window in WindowList:
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window.dispatch(event)
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else:
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stdwin.fleep()
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# Interface used by WindowSched:
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def CountWindows():
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return len(WindowList)
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def AnyWindow():
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if not WindowList:
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return None
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else:
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return WindowList[0]
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