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1"""browsepict - Display all "PICT" resources found"""
2
3import FrameWork
4import EasyDialogs
5from Carbon import Res
6from Carbon import Qd
7from Carbon import Win
8from Carbon import Controls
9from Carbon import List
10import struct
11import macresource
12
13#
14# Resource definitions
15ID_MAIN=512
16MAIN_LIST=1
17MAIN_SHOW=2
18
19# Where is the picture window?
20LEFT=200
21TOP=64
22
23def main():
24    macresource.need('DLOG', ID_MAIN, "PICTbrowse.rsrc")
25    PICTbrowse()
26
27class PICTbrowse(FrameWork.Application):
28    def __init__(self):
29        # First init menus, etc.
30        FrameWork.Application.__init__(self)
31        # Next create our dialog
32        self.main_dialog = MyDialog(self)
33        # Now open the dialog
34        contents = self.findPICTresources()
35        self.main_dialog.open(ID_MAIN, contents)
36        # Finally, go into the event loop
37        self.mainloop()
38
39    def makeusermenus(self):
40        self.filemenu = m = FrameWork.Menu(self.menubar, "File")
41        self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit)
42
43    def quit(self, *args):
44        self._quit()
45
46    def showPICT(self, resid):
47        w = PICTwindow(self)
48        w.open(resid)
49        #EasyDialogs.Message('Show PICT %r' % (resid,))
50
51    def findPICTresources(self):
52        num = Res.CountResources('PICT')
53        rv = []
54        for i in range(1, num+1):
55            Res.SetResLoad(0)
56            try:
57                r = Res.GetIndResource('PICT', i)
58            finally:
59                Res.SetResLoad(1)
60            id, type, name = r.GetResInfo()
61            rv.append((id, name))
62        return rv
63
64class PICTwindow(FrameWork.Window):
65    def open(self, (resid, resname)):
66        if not resname:
67            resname = '#%r' % (resid,)
68        self.resid = resid
69        picture = Qd.GetPicture(self.resid)
70        # Get rect for picture
71        print repr(picture.data[:16])
72        sz, t, l, b, r = struct.unpack('hhhhh', picture.data[:10])
73        print 'pict:', t, l, b, r
74        width = r-l
75        height = b-t
76        if width < 64: width = 64
77        elif width > 480: width = 480
78        if height < 64: height = 64
79        elif height > 320: height = 320
80        bounds = (LEFT, TOP, LEFT+width, TOP+height)
81        print 'bounds:', bounds
82
83        self.wid = Win.NewWindow(bounds, resname, 1, 0, -1, 1, 0)
84        self.wid.SetWindowPic(picture)
85        self.do_postopen()
86
87class MyDialog(FrameWork.DialogWindow):
88    "Main dialog window for PICTbrowse"
89
90    def open(self, id, contents):
91        self.id = id
92        FrameWork.DialogWindow.open(self, ID_MAIN)
93        self.dlg.SetDialogDefaultItem(MAIN_SHOW)
94        self.contents = contents
95        self.ctl = self.dlg.GetDialogItemAsControl(MAIN_LIST)
96        h = self.ctl.GetControlData_Handle(Controls.kControlListBoxPart,
97                        Controls.kControlListBoxListHandleTag)
98        self.list = List.as_List(h)
99        self.setlist()
100
101    def setlist(self):
102        self.list.LDelRow(0, 0)
103        self.list.LSetDrawingMode(0)
104        if self.contents:
105            self.list.LAddRow(len(self.contents), 0)
106            for i in range(len(self.contents)):
107                v = repr(self.contents[i][0])
108                if self.contents[i][1]:
109                    v = v + '"' + self.contents[i][1] + '"'
110                self.list.LSetCell(v, (0, i))
111        self.list.LSetDrawingMode(1)
112        self.list.LUpdate(self.wid.GetWindowPort().visRgn)
113
114    def getselection(self):
115        items = []
116        point = (0,0)
117        while 1:
118            ok, point = self.list.LGetSelect(1, point)
119            if not ok:
120                break
121            items.append(point[1])
122            point = point[0], point[1]+1
123        values = []
124        for i in items:
125            values.append(self.contents[i])
126        return values
127
128    def do_show(self, *args):
129        selection = self.getselection()
130        for resid in selection:
131            self.parent.showPICT(resid)
132
133    def do_close(self):
134        self.close()
135
136    def do_itemhit(self, item, event):
137        if item == MAIN_SHOW:
138            self.do_show()
139
140main()
141