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1"""browsepict - Display all "ICON" 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
10from Carbon import Icn
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
22MINWIDTH=32
23MINHEIGHT=32
24MAXWIDTH=320
25MAXHEIGHT=320
26
27def main():
28    macresource.need('DLOG', ID_MAIN, "PICTbrowse.rsrc")
29    ICONbrowse()
30
31class ICONbrowse(FrameWork.Application):
32    def __init__(self):
33        # First init menus, etc.
34        FrameWork.Application.__init__(self)
35        # Next create our dialog
36        self.main_dialog = MyDialog(self)
37        # Now open the dialog
38        contents = self.findICONresources()
39        self.main_dialog.open(ID_MAIN, contents)
40        # Finally, go into the event loop
41        self.mainloop()
42
43    def makeusermenus(self):
44        self.filemenu = m = FrameWork.Menu(self.menubar, "File")
45        self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit)
46
47    def quit(self, *args):
48        self._quit()
49
50    def showICON(self, resid):
51        w = ICONwindow(self)
52        w.open(resid)
53        #EasyDialogs.Message('Show ICON %r' % (resid,))
54
55    def findICONresources(self):
56        num = Res.CountResources('ICON')
57        rv = []
58        for i in range(1, num+1):
59            Res.SetResLoad(0)
60            try:
61                r = Res.GetIndResource('ICON', i)
62            finally:
63                Res.SetResLoad(1)
64            id, type, name = r.GetResInfo()
65            rv.append((id, name))
66        return rv
67
68class ICONwindow(FrameWork.Window):
69    def open(self, (resid, resname)):
70        if not resname:
71            resname = '#%r' % (resid,)
72        self.resid = resid
73        self.picture = Icn.GetIcon(self.resid)
74        l, t, r, b = 0, 0, 32, 32
75        self.pictrect = (l, t, r, b)
76        width = r-l
77        height = b-t
78        if width < MINWIDTH: width = MINWIDTH
79        elif width > MAXWIDTH: width = MAXWIDTH
80        if height < MINHEIGHT: height = MINHEIGHT
81        elif height > MAXHEIGHT: height = MAXHEIGHT
82        bounds = (LEFT, TOP, LEFT+width, TOP+height)
83
84        self.wid = Win.NewWindow(bounds, resname, 1, 0, -1, 1, 0)
85        self.do_postopen()
86
87    def do_update(self, *args):
88        currect = self.fitrect()
89        Icn.PlotIcon(currect, self.picture)
90
91    def fitrect(self):
92        """Return self.pictrect scaled to fit in window"""
93        graf = self.wid.GetWindowPort()
94        screenrect = graf.GetPortBounds()
95        picwidth = self.pictrect[2] - self.pictrect[0]
96        picheight = self.pictrect[3] - self.pictrect[1]
97        if picwidth > screenrect[2] - screenrect[0]:
98            factor = float(picwidth) / float(screenrect[2]-screenrect[0])
99            picwidth = picwidth / factor
100            picheight = picheight / factor
101        if picheight > screenrect[3] - screenrect[1]:
102            factor = float(picheight) / float(screenrect[3]-screenrect[1])
103            picwidth = picwidth / factor
104            picheight = picheight / factor
105        return (screenrect[0], screenrect[1], screenrect[0]+int(picwidth),
106                        screenrect[1]+int(picheight))
107
108class MyDialog(FrameWork.DialogWindow):
109    "Main dialog window for ICONbrowse"
110
111    def open(self, id, contents):
112        self.id = id
113        FrameWork.DialogWindow.open(self, ID_MAIN)
114        self.dlg.SetDialogDefaultItem(MAIN_SHOW)
115        self.contents = contents
116        self.ctl = self.dlg.GetDialogItemAsControl(MAIN_LIST)
117        h = self.ctl.GetControlData_Handle(Controls.kControlListBoxPart,
118                        Controls.kControlListBoxListHandleTag)
119        self.list = List.as_List(h)
120        self.setlist()
121
122    def setlist(self):
123        self.list.LDelRow(0, 0)
124        self.list.LSetDrawingMode(0)
125        if self.contents:
126            self.list.LAddRow(len(self.contents), 0)
127            for i in range(len(self.contents)):
128                v = repr(self.contents[i][0])
129                if self.contents[i][1]:
130                    v = v + '"' + self.contents[i][1] + '"'
131                self.list.LSetCell(v, (0, i))
132        self.list.LSetDrawingMode(1)
133        self.list.LUpdate(self.wid.GetWindowPort().visRgn)
134
135    def getselection(self):
136        items = []
137        point = (0,0)
138        while 1:
139            ok, point = self.list.LGetSelect(1, point)
140            if not ok:
141                break
142            items.append(point[1])
143            point = point[0], point[1]+1
144        values = []
145        for i in items:
146            values.append(self.contents[i])
147        return values
148
149    def do_show(self, *args):
150        selection = self.getselection()
151        for resid in selection:
152            self.parent.showICON(resid)
153
154    def do_close(self):
155        self.close()
156
157    def do_itemhit(self, item, event):
158        if item == MAIN_SHOW:
159            self.do_show()
160
161main()
162