cpython/Mac/Demo/PICTbrowse/ICONbrowse.py

170 lines
4.2 KiB
Python

"""browsepict - Display all "ICON" resources found"""
import FrameWork
import EasyDialogs
import Res
import Qd
import Win
import Controls
import List
import sys
import struct
import Icn
#
# Resource definitions
ID_MAIN=512
MAIN_LIST=1
MAIN_SHOW=2
# Where is the picture window?
LEFT=200
TOP=64
MINWIDTH=32
MINHEIGHT=32
MAXWIDTH=320
MAXHEIGHT=320
def main():
try:
dummy = Res.GetResource('DLOG', ID_MAIN)
except Res.Error:
try:
Res.FSpOpenResFile("PICTbrowse.rsrc", 1)
except Res.Error, arg:
EasyDialogs.Message("Cannot open PICTbrowse.rsrc: "+arg[1])
sys.exit(1)
ICONbrowse()
class ICONbrowse(FrameWork.Application):
def __init__(self):
# First init menus, etc.
FrameWork.Application.__init__(self)
# Next create our dialog
self.main_dialog = MyDialog(self)
# Now open the dialog
contents = self.findICONresources()
self.main_dialog.open(ID_MAIN, contents)
# Finally, go into the event loop
self.mainloop()
def makeusermenus(self):
self.filemenu = m = FrameWork.Menu(self.menubar, "File")
self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit)
def quit(self, *args):
self._quit()
def showICON(self, resid):
w = ICONwindow(self)
w.open(resid)
#EasyDialogs.Message('Show ICON '+`resid`)
def findICONresources(self):
num = Res.CountResources('ICON')
rv = []
for i in range(1, num+1):
Res.SetResLoad(0)
try:
r = Res.GetIndResource('ICON', i)
finally:
Res.SetResLoad(1)
id, type, name = r.GetResInfo()
rv.append((id, name))
return rv
class ICONwindow(FrameWork.Window):
def open(self, (resid, resname)):
if not resname:
resname = '#'+`resid`
self.resid = resid
self.picture = Icn.GetIcon(self.resid)
l, t, r, b = 0, 0, 32, 32
self.pictrect = (l, t, r, b)
width = r-l
height = b-t
if width < MINWIDTH: width = MINWIDTH
elif width > MAXWIDTH: width = MAXWIDTH
if height < MINHEIGHT: height = MINHEIGHT
elif height > MAXHEIGHT: height = MAXHEIGHT
bounds = (LEFT, TOP, LEFT+width, TOP+height)
self.wid = Win.NewWindow(bounds, resname, 1, 0, -1, 1, 0)
self.do_postopen()
def do_update(self, *args):
currect = self.fitrect()
Icn.PlotIcon(currect, self.picture)
def fitrect(self):
"""Return self.pictrect scaled to fit in window"""
graf = self.wid.GetWindowPort()
screenrect = graf.portRect
picwidth = self.pictrect[2] - self.pictrect[0]
picheight = self.pictrect[3] - self.pictrect[1]
if picwidth > screenrect[2] - screenrect[0]:
factor = float(picwidth) / float(screenrect[2]-screenrect[0])
picwidth = picwidth / factor
picheight = picheight / factor
if picheight > screenrect[3] - screenrect[1]:
factor = float(picheight) / float(screenrect[3]-screenrect[1])
picwidth = picwidth / factor
picheight = picheight / factor
return (screenrect[0], screenrect[1], screenrect[0]+int(picwidth),
screenrect[1]+int(picheight))
class MyDialog(FrameWork.DialogWindow):
"Main dialog window for ICONbrowse"
def open(self, id, contents):
self.id = id
FrameWork.DialogWindow.open(self, ID_MAIN)
self.wid.SetDialogDefaultItem(MAIN_SHOW)
self.contents = contents
self.ctl = self.wid.GetDialogItemAsControl(MAIN_LIST)
h = self.ctl.GetControlDataHandle(Controls.kControlListBoxPart,
Controls.kControlListBoxListHandleTag)
self.list = List.as_List(h)
self.setlist()
def setlist(self):
self.list.LDelRow(0, 0)
self.list.LSetDrawingMode(0)
if self.contents:
self.list.LAddRow(len(self.contents), 0)
for i in range(len(self.contents)):
v = `self.contents[i][0]`
if self.contents[i][1]:
v = v + '"' + self.contents[i][1] + '"'
self.list.LSetCell(v, (0, i))
self.list.LSetDrawingMode(1)
self.list.LUpdate(self.wid.GetWindowPort().visRgn)
def getselection(self):
items = []
point = (0,0)
while 1:
ok, point = self.list.LGetSelect(1, point)
if not ok:
break
items.append(point[1])
point = point[0], point[1]+1
values = []
for i in items:
values.append(self.contents[i])
return values
def do_show(self, *args):
selection = self.getselection()
for resid in selection:
self.parent.showICON(resid)
def do_close(self):
self.close()
def do_itemhit(self, item, event):
if item == MAIN_SHOW:
self.do_show()
main()