/usr/share/pyshared/seascope/view/filecontext/plugins/ctags_view/CtagsView.py is in seascope 0.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 | #!/usr/bin/python
# Copyright (c) 2010 Anil Kumar
# All rights reserved.
#
# License: BSD
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import CtagsManager
# Search Result
class SR:
NONE = 0
LSKIP = 1
LUPD = 2
MATCH = 3
RUPD = 4
RSKIP = 5
def __init__(self, k):
self.line = k
self.left = 0
self.right = 1000000
self.item = None
self.done = False
class CtagsListItem(QTreeWidgetItem):
def __init__(self, li):
QTreeWidgetItem.__init__(self, li)
if li[2] in [ 'class', 'interface', 'struct', 'type', 'enum', 'constrainer', '' ]:
self.set_bold()
if li[2] in [ 'reactor' ]:
brush = self.foreground(0)
brush.setColor(Qt.gray)
self.setForeground(0, brush)
def set_bold(self):
f = self.font(0)
f.setBold(True)
self.setFont(0, f)
def column_val(self, col):
return str(self.data(col, Qt.DisplayRole).toString())
def line_val(self):
return (int(self.column_val(1)))
class CtagsList(QTreeWidget):
def __init__(self, parent=None, isTree=False):
QTreeWidget.__init__(self)
self.setColumnCount(3)
self.setHeaderLabels(['Name', 'Line', 'Type'])
#self.setMinimumHeight(200)
self.setMinimumWidth(50)
self.setFont(QFont("San Serif", 8))
if isTree:
self.setIndentation(12)
self.setExpandsOnDoubleClick(False)
#self.setAnimated(True)
else:
self.setIndentation(-2)
self.setAllColumnsShowFocus(True)
def add_ct_result(self, res):
for line in res:
item = CtagsListItem(line)
self.addTopLevelItem(item)
#self.sortItems(1, Qt.AscendingOrder)
#self.resizeColumnsToContents(1)
self.resizeColumnToContents(0)
self.resizeColumnToContents(1)
self.resizeColumnToContents(2)
def recurseTreeAdd(self, t, p):
for k, v in t.items():
if k == '+':
continue
if k == '*':
for line in v:
item = CtagsListItem(line)
p.addChild(item)
continue
if '+' in v:
item = CtagsListItem(v['+'])
else:
item = CtagsListItem([k, '', '', ''])
p.addChild(item)
self.recurseTreeAdd(v, item)
self.setItemExpanded(p, True)
def add_ctree_result(self, res):
p = self.invisibleRootItem()
self.recurseTreeAdd(res, p)
#self.sortItems(1, Qt.AscendingOrder)
#self.resizeColumnsToContents(1)
self.resizeColumnToContents(0)
self.resizeColumnToContents(1)
self.resizeColumnToContents(2)
def ed_cursor_changed(self, line, pos):
line = line + 1
item = self.currentItem()
if not item:
item = self.topLevelItem(0)
if not item:
return
if (item.line_val() == line):
pass
elif (item.line_val() < line):
while True:
next_item = self.itemBelow(item)
if not next_item:
break
if (next_item.line_val() > line):
break
item = next_item
else:
while True:
prev_item = self.itemAbove(item)
if not prev_item:
break
item = prev_item
if (item.line_val() <= line):
break
self.setCurrentItem(item)
def search_item_check(self, item, sr):
try:
val = item.line_val()
except:
return SR.NONE
if val < sr.left:
return SR.LSKIP
if val < sr.line:
sr.left = val
sr.item = item
return SR.LUPD
if val == sr.line:
sr.left = val
sr.item = item
sr.done = True
return SR.MATCH
if val < sr.right:
sr.right = val
if not sr.item:
sr.item = item
return SR.RUPD
return SR.RSKIP
def search_recursive(self, p, sr):
inx = 0;
r = SR.NONE
while inx < p.childCount():
item = p.child(inx)
if not item.childCount():
break
inx += 1
if r < SR.MATCH:
r = self.search_item_check(item, sr)
if r == SR.MATCH:
return
self.search_recursive(item, sr)
if sr.done:
return
if not inx < p.childCount():
return
last_item = p.child(p.childCount() - 1)
r = self.search_item_check(last_item, sr)
if r <= sr.MATCH:
return
r = SR.NONE
while inx < p.childCount():
item = p.child(inx)
inx += 1
r = self.search_item_check(item, sr)
if r >= SR.MATCH:
return
def search_tree(self, line, pos):
line = line + 1
sr = SR(line)
p = self.invisibleRootItem()
self.search_recursive(p, sr)
self.setCurrentItem(sr.item)
class CtagsListPage(QWidget):
sig_goto_line = pyqtSignal(int)
def __init__(self, parent=None):
QWidget.__init__(self)
self.le = QLineEdit()
self.ct = CtagsList(self)
vlay = QVBoxLayout()
vlay.addWidget(self.le)
vlay.addWidget(self.ct)
self.setLayout(vlay)
self.le.textChanged.connect(self.le_textChanged)
self.le.returnPressed.connect(self.le_returnPressed)
self.ct.itemActivated.connect(self.ct_itemActivated)
def le_textChanged(self, text):
#if (len(str(text)) == 1):
#self.ct.keyboardSearch('')
self.ct.keyboardSearch('')
self.ct.keyboardSearch(text)
def le_returnPressed(self):
items = self.ct.selectedItems()
if len(items) == 0:
return
self.ct.itemActivated.emit(items[0], 0)
def ct_itemActivated(self, item):
try:
line = int(str(item.data(1, Qt.DisplayRole).toString()))
except:
return
self.sig_goto_line.emit(line)
self.le.clear()
def keyPressEvent(self, ev):
if ev.key() in [Qt.Key_Up, Qt.Key_Down, Qt.Key_PageUp or Qt.Key_PageDown]:
self.ct.keyPressEvent(ev)
return
@staticmethod
def do_ct_query(filename, parent):
page = CtagsListPage(parent)
res = CtagsManager.ct_query(filename)
page.ct.add_ct_result(res)
parent.add_page(page, 'C')
parent.sig_ed_cursor_changed.connect(page.ct.ed_cursor_changed)
class CtagsTreePage(QWidget):
sig_goto_line = pyqtSignal(int)
def __init__(self, parent=None):
QWidget.__init__(self)
self.ct = CtagsList(self, isTree=True)
vlay = QVBoxLayout()
vlay.addWidget(self.ct)
self.setLayout(vlay)
self.ct.itemActivated.connect(self.ct_itemActivated)
def ct_itemActivated(self, item):
try:
line = int(str(item.data(1, Qt.DisplayRole).toString()))
except:
return
self.sig_goto_line.emit(line)
@staticmethod
def do_ct_query(filename, parent):
(res, isTree) = CtagsManager.ct_tree_query(filename)
if not isTree:
return
page = CtagsTreePage(parent)
page.ct.add_ctree_result(res)
parent.add_page(page, 'T')
parent.sig_ed_cursor_changed.connect(page.ct.search_tree)
def run(filename, parent):
CtagsListPage.do_ct_query(filename, parent)
CtagsTreePage.do_ct_query(filename, parent)
|