else:
self.find_bar.NotFound()
-# Dialog data item converted and validated using a SQL table
-
-class SQLTableDialogDataItem():
-
- def __init__(self, glb, label, placeholder_text, table_name, match_column, column_name1, column_name2, parent):
- self.glb = glb
- self.label = label
- self.placeholder_text = placeholder_text
- self.table_name = table_name
- self.match_column = match_column
- self.column_name1 = column_name1
- self.column_name2 = column_name2
- self.parent = parent
-
- self.value = ""
-
- self.widget = QLineEdit()
- self.widget.editingFinished.connect(self.Validate)
- self.widget.textChanged.connect(self.Invalidate)
- self.red = False
- self.error = ""
- self.validated = True
-
- self.last_id = 0
- self.first_time = 0
- self.last_time = 2 ** 64
- if self.table_name == "<timeranges>":
- query = QSqlQuery(self.glb.db)
- QueryExec(query, "SELECT id, time FROM samples ORDER BY id DESC LIMIT 1")
- if query.next():
- self.last_id = int(query.value(0))
- self.last_time = int(query.value(1))
- QueryExec(query, "SELECT time FROM samples WHERE time != 0 ORDER BY id LIMIT 1")
- if query.next():
- self.first_time = int(query.value(0))
- if placeholder_text:
- placeholder_text += ", between " + str(self.first_time) + " and " + str(self.last_time)
-
- if placeholder_text:
- self.widget.setPlaceholderText(placeholder_text)
-
- def ValueToIds(self, value):
- ids = []
- query = QSqlQuery(self.glb.db)
- stmt = "SELECT id FROM " + self.table_name + " WHERE " + self.match_column + " = '" + value + "'"
- ret = query.exec_(stmt)
- if ret:
- while query.next():
- ids.append(str(query.value(0)))
- return ids
-
- def IdBetween(self, query, lower_id, higher_id, order):
- QueryExec(query, "SELECT id FROM samples WHERE id > " + str(lower_id) + " AND id < " + str(higher_id) + " ORDER BY id " + order + " LIMIT 1")
- if query.next():
- return True, int(query.value(0))
- else:
- return False, 0
-
- def BinarySearchTime(self, lower_id, higher_id, target_time, get_floor):
- query = QSqlQuery(self.glb.db)
- while True:
- next_id = int((lower_id + higher_id) / 2)
- QueryExec(query, "SELECT time FROM samples WHERE id = " + str(next_id))
- if not query.next():
- ok, dbid = self.IdBetween(query, lower_id, next_id, "DESC")
- if not ok:
- ok, dbid = self.IdBetween(query, next_id, higher_id, "")
- if not ok:
- return str(higher_id)
- next_id = dbid
- QueryExec(query, "SELECT time FROM samples WHERE id = " + str(next_id))
- next_time = int(query.value(0))
- if get_floor:
- if target_time > next_time:
- lower_id = next_id
- else:
- higher_id = next_id
- if higher_id <= lower_id + 1:
- return str(higher_id)
- else:
- if target_time >= next_time:
- lower_id = next_id
- else:
- higher_id = next_id
- if higher_id <= lower_id + 1:
- return str(lower_id)
-
- def ConvertRelativeTime(self, val):
- mult = 1
- suffix = val[-2:]
- if suffix == "ms":
- mult = 1000000
- elif suffix == "us":
- mult = 1000
- elif suffix == "ns":
- mult = 1
- else:
- return val
- val = val[:-2].strip()
- if not self.IsNumber(val):
- return val
- val = int(val) * mult
- if val >= 0:
- val += self.first_time
- else:
- val += self.last_time
- return str(val)
-
- def ConvertTimeRange(self, vrange):
- if vrange[0] == "":
- vrange[0] = str(self.first_time)
- if vrange[1] == "":
- vrange[1] = str(self.last_time)
- vrange[0] = self.ConvertRelativeTime(vrange[0])
- vrange[1] = self.ConvertRelativeTime(vrange[1])
- if not self.IsNumber(vrange[0]) or not self.IsNumber(vrange[1]):
- return False
- beg_range = max(int(vrange[0]), self.first_time)
- end_range = min(int(vrange[1]), self.last_time)
- if beg_range > self.last_time or end_range < self.first_time:
- return False
- vrange[0] = self.BinarySearchTime(0, self.last_id, beg_range, True)
- vrange[1] = self.BinarySearchTime(1, self.last_id + 1, end_range, False)
- return True
-
- def AddTimeRange(self, value, ranges):
- n = value.count("-")
- if n == 1:
- pass
- elif n == 2:
- if value.split("-")[1].strip() == "":
- n = 1
- elif n == 3:
- n = 2
- else:
- return False
- pos = findnth(value, "-", n)
- vrange = [value[:pos].strip() ,value[pos+1:].strip()]
- if self.ConvertTimeRange(vrange):
- ranges.append(vrange)
- return True
- return False
-
- def InvalidValue(self, value):
- self.value = ""
- palette = QPalette()
- palette.setColor(QPalette.Text,Qt.red)
- self.widget.setPalette(palette)
- self.red = True
- self.error = self.label + " invalid value '" + value + "'"
- self.parent.ShowMessage(self.error)
-
- def IsNumber(self, value):
- try:
- x = int(value)
- except:
- x = 0
- return str(x) == value
-
- def Invalidate(self):
- self.validated = False
-
- def Validate(self):
- input_string = self.widget.text()
- self.validated = True
- if self.red:
- palette = QPalette()
- self.widget.setPalette(palette)
- self.red = False
- if not len(input_string.strip()):
- self.error = ""
- self.value = ""
- return
- if self.table_name == "<timeranges>":
- ranges = []
- for value in [x.strip() for x in input_string.split(",")]:
- if not self.AddTimeRange(value, ranges):
- return self.InvalidValue(value)
- ranges = [("(" + self.column_name1 + " >= " + r[0] + " AND " + self.column_name1 + " <= " + r[1] + ")") for r in ranges]
- self.value = " OR ".join(ranges)
- elif self.table_name == "<ranges>":
- singles = []
- ranges = []
- for value in [x.strip() for x in input_string.split(",")]:
- if "-" in value:
- vrange = value.split("-")
- if len(vrange) != 2 or not self.IsNumber(vrange[0]) or not self.IsNumber(vrange[1]):
- return self.InvalidValue(value)
- ranges.append(vrange)
- else:
- if not self.IsNumber(value):
- return self.InvalidValue(value)
- singles.append(value)
- ranges = [("(" + self.column_name1 + " >= " + r[0] + " AND " + self.column_name1 + " <= " + r[1] + ")") for r in ranges]
- if len(singles):
- ranges.append(self.column_name1 + " IN (" + ",".join(singles) + ")")
- self.value = " OR ".join(ranges)
- elif self.table_name:
- all_ids = []
- for value in [x.strip() for x in input_string.split(",")]:
- ids = self.ValueToIds(value)
- if len(ids):
- all_ids.extend(ids)
- else:
- return self.InvalidValue(value)
- self.value = self.column_name1 + " IN (" + ",".join(all_ids) + ")"
- if self.column_name2:
- self.value = "( " + self.value + " OR " + self.column_name2 + " IN (" + ",".join(all_ids) + ") )"
- else:
- self.value = input_string.strip()
- self.error = ""
- self.parent.ClearMessage()
-
- def IsValid(self):
- if not self.validated:
- self.Validate()
- if len(self.error):
- self.parent.ShowMessage(self.error)
- return False
- return True
-
# Line edit data item
class LineEditDataItem(object):
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