How to use find_scrollable_node method in ATX

Best Python code snippet using ATX

android_layout.py

Source:android_layout.py

...58        for n in self.nodes:59            if n.enabled and n.clickable and n.bounds.is_inside(x, y):60                return n6162    def find_scrollable_node(self, x, y):63        for n in self.nodes:64            if n.enabled and n.scrollable and n.bounds.is_inside(x, y):65                return n6667    def display(self, showall=False):68        if not self.tree or not self.nodes:69            return70        b = self.tree.bounds71        l, t = b.left, b.top72        w, h = b.right - b.left, b.bottom - b.top73        img = np.zeros((h, w, 3), np.uint8)7475        i = 076        for n in self.nodes[::-1]:77            if not showall and not n.clickable and not n.scrollable: continue78            b = n.bounds79            cv2.rectangle(img, (b.left-l, b.top-t), (b.right-l, b.bottom-t), (83, min(255, i*5), 18), 2)80            i += 181        return img8283    def _parse_xml_node(self, node, depth=0):84        __alias = {85            'class': 'className',86            'package': 'packageName',87            'resource-id': 'resourceId',88            'content-desc': 'description',89            'long-clickable': 'longClickable',90        }9192        parsers = {93            'index': int,94            'text': convstr,95            'resourceId': convstr,96            'className': convstr,97            'packageName': convstr,98            'description': convstr,99            'bounds': parse_bounds,100            'checkable': str2bool,101            'checked': str2bool,102            'clickable': str2bool,103            'enabled': str2bool,104            'focusable': str2bool,105            'focused': str2bool,106            'scrollable': str2bool,107            'longClickable': str2bool,108            'password': str2bool,109            'selected': str2bool,110        }111        ks = {}112        for key, value in node.attributes.items():113            key = __alias.get(key, key)114            f = parsers.get(key)115            if value is None:116                ks[key] = None117            elif f:118                ks[key] = f(value)119        for key in parsers.keys():120            ks[key] = ks.get(key)121        ks['children'] = []122        ks['depth'] = depth123        ks['xml'] = node124125        return UINode(**ks)126127    def parse_xmldata(self, xmldata):128        dom = xml.dom.minidom.parseString(xmldata)129        root = dom.documentElement130        self.rotation = int(root.getAttribute('rotation'))131132        idx = [0]133        def walk(node, ui_nodes, depth=0):134            while len(node.childNodes) == 1 and node.getAttribute('bounds') == '':135                node = node.childNodes[0]136                depth += 1137            uinode = self._parse_xml_node(node, depth)138            uinode.iterindex = idx[0]139            idx[0] += 1140            for n in node.childNodes:141                sub = walk(n, ui_nodes, depth+1)142                if sub is not None:143                    uinode.children.append(sub)144                    sub.parent = uinode145            ui_nodes.append(uinode)146            return uinode147148        self.nodes = []149        self.tree = walk(root, self.nodes)150        self.nodes.sort(key=lambda x: x.bounds.area)151        self.node_index = [n.iterindex for n in self.nodes]152153    def find_selector(self, node):154        '''find condition for locate a node, return (postion_node, condition, order)'''155        return self.__find_selector_by_structure(node)156        # return self.__find_selector_by_attrbutes(node)157        # return self.__find_selector_by_score(node)158159    def _filter_nodes(self, cond, nodes=None):160        if nodes is None:161            nodes = self.nodes162        res = []163        for n in nodes:164            match = True165            for k, v in cond.iteritems():166                attr = getattr(n, k)167                if isinstance(v, re._pattern_type) and \168                    isinstance(attr, basestring) and v.match(attr) is None:169                    match = False170                    break171                elif attr != v:172                    match = False173                    break174            if match:175                res.append(n)176        return res177178    def get_index_node(self, idx):179        '''get node with iterindex `idx`'''180        idx = self.node_index.index(idx)181        return self.nodes[idx]182183    def get_node_selector(self, n, sub=False):184        d = {}185        nodes = self.nodes186187        # try text, text in subnode cannot be all numbers188        if n.text and txt_pat.match(n.text) and not (sub and n.text.isdigit()):189            d['text'] = n.text190            nodes = self._filter_nodes(d, nodes)191            if len(nodes) == 1:192                return d, None193194        # try className, which is never blank195        d['className'] = n.className196        nodes = self._filter_nodes(d, nodes)197        if len(nodes) == 1:198            return d, None199200        # try description, like text201        if n.description and txt_pat.match(n.description) and not (sub and n.description.isdigit()):202            d['description'] = n.description203            nodes = self._filter_nodes(d, nodes)204            if len(nodes) == 1:205                return d, None206207        ## try resourceId, but on some phone the resourceId may not be available208        if n.resourceId:209            d['resourceId'] = n.resourceId210            nodes = self._filter_nodes(d, nodes)211            if len(nodes) == 1:212                return d, None213214        # return order in selected nodes under condition d.215        return d, nodes.index(n)216217    def __find_selector_by_structure(self, node):218        # try itself219        d, order = self.get_node_selector(node)220        if order is None:221            return node, d, None222223        # try its non-clickable decendants224        decendants = []225        def walk(n):226            for c in n.children:227                if c.clickable: continue228                decendants.append(c)229                walk(c)230        walk(node)231232        choices = []233        for n in decendants:234            sd, sorder = self.get_node_selector(n, True)235            choices.append((sorder or 0, -n.bounds.area, sorder, sd, n)) # add area to sort236        choices.sort()237238        if choices:239            return choices[0][-1], choices[0][-2], choices[0][-3]240241        # TODO242        # # try if its non-clickable parent243        # def is_decendant(n1, n2):244        #     '''check if n1 is decandant of n2'''245        #     for c in n2.children:246        #         if c == n1 or is_decendant(n1, c):247        #             return True248        #     return False249        #250        # p = node.parent251        # while p and not p.clickable:252        #     pd, porder = self.get_node_selector(p)253        #     if porder is None:254        #         print 'parent node', p.className255        #         for i in range(len(p.children)):256        #             c = p.children[i]257        #             if c == node or is_decendant(node, c):258        #                 print 'child', i, c==node, c.className, c.resourceId, c.text259        #         return pd, porder260        #     p = p.parent261262        return node, d, order263264    def __find_selector_by_attrbutes(self, node):265        # avoid repeat over same attr266267        def attrs(n, name):268            '''get node attribute values'''269            res = set()270            v = getattr(n, name)271            if v: res.add(v)272            for subn in n.children:273                if subn.clickable: continue274                res.update(attrs(subn, name))275            return res276277        def is_decendant(n1, n2):278            '''check if n1 is decandant of n2'''279            for c in n2.children:280                if c == n1 or is_decendant(n1, c):281                    return True282            return False283284        candidates = {}285        def try_attr(top, attr, ignore_filter=None):286            for value in attrs(top, attr):287                if ignore_filter and ignore_filter(value):288                    continue289                tmp = self._filter_nodes({attr:value})290                if len(tmp) == 1:291                    return tmp[0], {attr:value}292                # save candidates293                for n in tmp:294                    if n == top or is_decendant(n, top):295                        candidates.setdefault(n, {})[attr] = len(tmp)296            return None, None297298        # try className299        n, cond = try_attr(node, 'className')300        if n:301            return n, cond, None302303        # try anything with a resourceId304        n, cond = try_attr(node, 'resourceId')305        if n:306            return n, cond, None307308        # try anything with a text309        n, cond = try_attr(node, 'text', lambda s: txt_pat.match(s) is None)310        if n:311            return n, cond, None312313        # try anything with a description314        n, cond = try_attr(node, 'description', lambda s: txt_pat.match(s) is None)315        if n:316            return n, cond, None317318        print 'candidates:', candidates.values()319320        # try combinations321322        return node, self.get_node_selector(node)323324    def __find_selector_by_score(self, node):325        # TODO326        # find candidate selectors and give a score327        candidates = {}328329        def walk(n):330            info = {'depth': n.depth-node.depth}331            d, o = self.get_node_selector(n)332            info['selector'] = d333            info['order'] = o334            info['score'] = 0335            candidates[n] = info336            for c in n.children:337                if c.clickable: continue338                walk(c)339        walk(node)340341        # get top score selector342343if __name__ == '__main__':344    # import subprocess345    # subprocess.check_call('adb shell uiautomator dump /data/local/tmp/window_dump.xml')346    # subprocess.check_call('adb pull /data/local/tmp/window_dump.xml')347    # xmldata = open('window_dump.xml').read()348349    import time350    import traceback351    import locale352353    encoding = locale.getpreferredencoding()354355    from uiautomator import device356    device.dump()357358    layout = AndroidLayout()359    layout.highlight = np.zeros((1, 1, 3), np.uint8)360361    cv2.namedWindow("layout")362363    def on_mouse(event, x, y, flags, param):364        layout, downpos, ismove = param365366        # record downpos367        if event == cv2.EVENT_LBUTTONDOWN:368            print 'click at', x*2, y*2 # picture is half-sized.369            param[1] = (x, y)370            param[2] = False371            return372        # check if is moving373        if event == cv2.EVENT_MOUSEMOVE:374            if ismove: return375            if downpos is None:376                param[2] = False377                return378            _x, _y = downpos379            if (_x-x)**2 + (_y-y)**2 > 64:380                param[2] = True381            return382        if event != cv2.EVENT_LBUTTONUP:383            return384385        # update layout.highlight386        b = layout.tree.bounds387        l, t = b.left, b.top388        w, h = b.right - b.left, b.bottom - b.top389        highlight = np.zeros((h, w, 3), np.uint8)390391        if downpos and ismove: # drag392            node = layout.find_scrollable_node(x*2+l, y*2+t)393            print 'scroll to', x*2, y*2394            if node:395                b = node.bounds396                print 'scrollable node', b, node.index, node.className,397                print 'resource_id:', node.resourceId,398                print 'text:', node.text.encode(encoding, 'ignore'),399                print 'desc:', node.description.encode(encoding, 'ignore')400                cv2.rectangle(highlight, (b.left-l, b.top-t), (b.right-l, b.bottom-t), (0,255,255), 4)401        else:402            node = layout.find_clickable_node(x*2+l, y*2+t)403            if node:404                b = node.bounds405                print 'clickable node', b, node.index, node.className,406                print 'resource_id:', node.resourceId,
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