mirror of https://github.com/python/cpython
Added examples/testcode for the Icn module.
This commit is contained in:
Jack Jansen
parent
a0fcd25800
commit
1c4d96fde8
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@ -0,0 +1,186 @@
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"""browsepict - Display all "ICON" resources found"""
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import FrameWork
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import EasyDialogs
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import Res
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import Qd
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import Win
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import List
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import sys
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import struct
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import Icn
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#
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# Resource definitions
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ID_MAIN=512
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MAIN_LIST=1
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MAIN_SHOW=2
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# Where is the picture window?
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LEFT=200
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TOP=64
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MINWIDTH=32
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MINHEIGHT=32
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MAXWIDTH=320
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MAXHEIGHT=320
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def main():
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try:
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dummy = Res.GetResource('DLOG', ID_MAIN)
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except Res.Error:
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try:
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Res.OpenResFile("PICTbrowse.rsrc")
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except Res.Error, arg:
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EasyDialogs.Message("Cannot open PICTbrowse.rsrc: "+arg[1])
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sys.exit(1)
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ICONbrowse()
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class ICONbrowse(FrameWork.Application):
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def __init__(self):
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# First init menus, etc.
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FrameWork.Application.__init__(self)
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# Next create our dialog
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self.main_dialog = MyDialog(self)
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# Now open the dialog
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contents = self.findICONresources()
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self.main_dialog.open(ID_MAIN, contents)
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# Finally, go into the event loop
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self.mainloop()
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def makeusermenus(self):
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self.filemenu = m = FrameWork.Menu(self.menubar, "File")
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self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit)
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def quit(self, *args):
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self._quit()
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def showICON(self, resid):
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w = ICONwindow(self)
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w.open(resid)
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#EasyDialogs.Message('Show ICON '+`resid`)
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def findICONresources(self):
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num = Res.CountResources('ICON')
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rv = []
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for i in range(1, num+1):
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Res.SetResLoad(0)
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try:
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r = Res.GetIndResource('ICON', i)
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finally:
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Res.SetResLoad(1)
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id, type, name = r.GetResInfo()
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rv.append(id, name)
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return rv
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class ICONwindow(FrameWork.Window):
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def open(self, (resid, resname)):
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if not resname:
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resname = '#'+`resid`
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self.resid = resid
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self.picture = Icn.GetIcon(self.resid)
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l, t, r, b = 0, 0, 32, 32
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self.pictrect = (l, t, r, b)
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width = r-l
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height = b-t
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if width < MINWIDTH: width = MINWIDTH
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elif width > MAXWIDTH: width = MAXWIDTH
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if height < MINHEIGHT: height = MINHEIGHT
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elif height > MAXHEIGHT: height = MAXHEIGHT
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bounds = (LEFT, TOP, LEFT+width, TOP+height)
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self.wid = Win.NewWindow(bounds, resname, 1, 0, -1, 1, 0)
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self.do_postopen()
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def do_update(self, *args):
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currect = self.fitrect()
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Icn.PlotIcon(currect, self.picture)
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def fitrect(self):
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"""Return self.pictrect scaled to fit in window"""
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graf = self.wid.GetWindowPort()
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screenrect = graf.portRect
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picwidth = self.pictrect[2] - self.pictrect[0]
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picheight = self.pictrect[3] - self.pictrect[1]
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if picwidth > screenrect[2] - screenrect[0]:
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factor = float(picwidth) / float(screenrect[2]-screenrect[0])
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picwidth = picwidth / factor
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picheight = picheight / factor
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if picheight > screenrect[3] - screenrect[1]:
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factor = float(picheight) / float(screenrect[3]-screenrect[1])
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picwidth = picwidth / factor
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picheight = picheight / factor
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return (screenrect[0], screenrect[1], screenrect[0]+int(picwidth),
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screenrect[1]+int(picheight))
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class MyDialog(FrameWork.DialogWindow):
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"Main dialog window for ICONbrowse"
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def open(self, id, contents):
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self.id = id
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FrameWork.DialogWindow.open(self, ID_MAIN)
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self.wid.SetDialogDefaultItem(MAIN_SHOW)
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tp, h, rect = self.wid.GetDialogItem(MAIN_LIST)
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rect2 = rect[0]+1, rect[1]+1, rect[2]-17, rect[3]-17 # Scroll bar space
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self.list = List.LNew(rect2, (0, 0, 1, len(contents)), (0,0), 0, self.wid,
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0, 1, 1, 1)
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self.contents = contents
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self.setlist()
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def setlist(self):
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self.list.LDelRow(0, 0)
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self.list.LSetDrawingMode(0)
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if self.contents:
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self.list.LAddRow(len(self.contents), 0)
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for i in range(len(self.contents)):
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v = `self.contents[i][0]`
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if self.contents[i][1]:
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v = v + '"' + self.contents[i][1] + '"'
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self.list.LSetCell(v, (0, i))
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self.list.LSetDrawingMode(1)
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self.list.LUpdate(self.wid.GetWindowPort().visRgn)
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def do_listhit(self, event):
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(what, message, when, where, modifiers) = event
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Qd.SetPort(self.wid)
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where = Qd.GlobalToLocal(where)
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if self.list.LClick(where, modifiers):
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self.do_show()
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def getselection(self):
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items = []
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point = (0,0)
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while 1:
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ok, point = self.list.LGetSelect(1, point)
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if not ok:
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break
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items.append(point[1])
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point = point[0], point[1]+1
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values = []
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for i in items:
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values.append(self.contents[i])
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return values
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def do_show(self, *args):
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selection = self.getselection()
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for resid in selection:
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self.parent.showICON(resid)
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def do_rawupdate(self, window, event):
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tp, h, rect = self.wid.GetDialogItem(MAIN_LIST)
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Qd.SetPort(self.wid)
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Qd.FrameRect(rect)
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self.list.LUpdate(self.wid.GetWindowPort().visRgn)
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def do_activate(self, activate, event):
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self.list.LActivate(activate)
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def do_close(self):
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self.close()
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def do_itemhit(self, item, event):
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if item == MAIN_LIST:
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self.do_listhit(event)
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if item == MAIN_SHOW:
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self.do_show()
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main()
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@ -0,0 +1,186 @@
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"""browsepict - Display all "cicn" resources found"""
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import FrameWork
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import EasyDialogs
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import Res
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import Qd
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import Win
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import List
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import sys
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import struct
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import Icn
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#
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# Resource definitions
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ID_MAIN=512
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MAIN_LIST=1
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MAIN_SHOW=2
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# Where is the picture window?
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LEFT=200
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TOP=64
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MINWIDTH=32
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MINHEIGHT=32
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MAXWIDTH=320
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MAXHEIGHT=320
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def main():
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try:
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dummy = Res.GetResource('DLOG', ID_MAIN)
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except Res.Error:
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try:
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Res.OpenResFile("PICTbrowse.rsrc")
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except Res.Error, arg:
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EasyDialogs.Message("Cannot open PICTbrowse.rsrc: "+arg[1])
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sys.exit(1)
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CIconbrowse()
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class CIconbrowse(FrameWork.Application):
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def __init__(self):
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# First init menus, etc.
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FrameWork.Application.__init__(self)
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# Next create our dialog
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self.main_dialog = MyDialog(self)
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# Now open the dialog
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contents = self.findcicnresources()
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self.main_dialog.open(ID_MAIN, contents)
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# Finally, go into the event loop
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self.mainloop()
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def makeusermenus(self):
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self.filemenu = m = FrameWork.Menu(self.menubar, "File")
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self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit)
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def quit(self, *args):
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self._quit()
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def showCIcon(self, resid):
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w = CIconwindow(self)
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w.open(resid)
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#EasyDialogs.Message('Show cicn '+`resid`)
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def findcicnresources(self):
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num = Res.CountResources('cicn')
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rv = []
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for i in range(1, num+1):
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Res.SetResLoad(0)
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try:
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r = Res.GetIndResource('cicn', i)
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finally:
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Res.SetResLoad(1)
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id, type, name = r.GetResInfo()
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rv.append(id, name)
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return rv
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class CIconwindow(FrameWork.Window):
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def open(self, (resid, resname)):
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if not resname:
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resname = '#'+`resid`
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self.resid = resid
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self.picture = Icn.GetCIcon(self.resid)
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l, t, r, b = 0, 0, 32, 32
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self.pictrect = (l, t, r, b)
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width = r-l
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height = b-t
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if width < MINWIDTH: width = MINWIDTH
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elif width > MAXWIDTH: width = MAXWIDTH
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if height < MINHEIGHT: height = MINHEIGHT
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elif height > MAXHEIGHT: height = MAXHEIGHT
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bounds = (LEFT, TOP, LEFT+width, TOP+height)
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self.wid = Win.NewWindow(bounds, resname, 1, 0, -1, 1, 0)
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self.do_postopen()
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def do_update(self, *args):
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currect = self.fitrect()
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Icn.PlotCIcon(currect, self.picture)
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def fitrect(self):
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"""Return self.pictrect scaled to fit in window"""
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graf = self.wid.GetWindowPort()
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screenrect = graf.portRect
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picwidth = self.pictrect[2] - self.pictrect[0]
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picheight = self.pictrect[3] - self.pictrect[1]
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if picwidth > screenrect[2] - screenrect[0]:
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factor = float(picwidth) / float(screenrect[2]-screenrect[0])
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picwidth = picwidth / factor
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picheight = picheight / factor
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if picheight > screenrect[3] - screenrect[1]:
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factor = float(picheight) / float(screenrect[3]-screenrect[1])
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picwidth = picwidth / factor
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picheight = picheight / factor
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return (screenrect[0], screenrect[1], screenrect[0]+int(picwidth),
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screenrect[1]+int(picheight))
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class MyDialog(FrameWork.DialogWindow):
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"Main dialog window for cicnbrowse"
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def open(self, id, contents):
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self.id = id
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FrameWork.DialogWindow.open(self, ID_MAIN)
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self.wid.SetDialogDefaultItem(MAIN_SHOW)
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tp, h, rect = self.wid.GetDialogItem(MAIN_LIST)
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rect2 = rect[0]+1, rect[1]+1, rect[2]-17, rect[3]-17 # Scroll bar space
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self.list = List.LNew(rect2, (0, 0, 1, len(contents)), (0,0), 0, self.wid,
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0, 1, 1, 1)
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self.contents = contents
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self.setlist()
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def setlist(self):
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self.list.LDelRow(0, 0)
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self.list.LSetDrawingMode(0)
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if self.contents:
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self.list.LAddRow(len(self.contents), 0)
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for i in range(len(self.contents)):
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v = `self.contents[i][0]`
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if self.contents[i][1]:
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v = v + '"' + self.contents[i][1] + '"'
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self.list.LSetCell(v, (0, i))
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self.list.LSetDrawingMode(1)
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self.list.LUpdate(self.wid.GetWindowPort().visRgn)
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def do_listhit(self, event):
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(what, message, when, where, modifiers) = event
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Qd.SetPort(self.wid)
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where = Qd.GlobalToLocal(where)
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if self.list.LClick(where, modifiers):
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self.do_show()
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def getselection(self):
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items = []
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point = (0,0)
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while 1:
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ok, point = self.list.LGetSelect(1, point)
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if not ok:
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break
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items.append(point[1])
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point = point[0], point[1]+1
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values = []
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for i in items:
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values.append(self.contents[i])
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return values
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def do_show(self, *args):
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selection = self.getselection()
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for resid in selection:
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self.parent.showCIcon(resid)
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def do_rawupdate(self, window, event):
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tp, h, rect = self.wid.GetDialogItem(MAIN_LIST)
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Qd.SetPort(self.wid)
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Qd.FrameRect(rect)
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self.list.LUpdate(self.wid.GetWindowPort().visRgn)
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def do_activate(self, activate, event):
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self.list.LActivate(activate)
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def do_close(self):
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self.close()
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def do_itemhit(self, item, event):
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if item == MAIN_LIST:
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self.do_listhit(event)
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if item == MAIN_SHOW:
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self.do_show()
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main()
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@ -98,7 +98,8 @@ The Python distribution contains a few more examples, all unexplained:
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<LI>
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<I>PICTbrowse</I> is an application that locates PICT
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resources and displays them, it demonstrates some quickdraw and the
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resource and list managers.
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resource and list managers. In the same folder you will find the very
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similar scripts ICONbrowse and cicnbrowse.
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<LI>
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<I>Imgbrowse</I> displays image files in
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