def initUI(self):
self.topFiller = QTextEdit()
self.topFiller.setReadOnly(True)
self.topFiller.setMinimumSize(1000, 1000)
text = self.scell_name + u" 的不对称小区有： " + str(self.count1) \
+ u" 个，对称小区有： " + str(self.count2) + u" 个" + u"\n\n"
for (i, info) in enumerate(self.info_list):
text = text + info + u"\n"
self.topFiller.setText(text)
scroll = QScrollArea()
scroll.setWidget(self.topFiller)
scroll.setAutoFillBackground(True)
scroll.setWidgetResizable(True)
hbox = QHBoxLayout()
ok = QPushButton(u"确定")
self.connect(ok, SIGNAL('clicked()'), self.accept)
hbox.addStretch(1)
hbox.addWidget(ok)
hbox.addStretch(1)
vbox = QVBoxLayout()
vbox.addWidget(scroll)
vbox.addLayout(hbox)
self.setLayout(vbox)
self.setWindowTitle(u"所选服务小区信息")
self.resize(680, 320)
def _createCategoryView(self):
self._clearCurrentView()
self._currentToolBox = QToolBox(self)
self._currentToolBox.setAutoFillBackground(False)
for category in self._action.getPrivacyCategories():
self._createAndInsertSingleView(category, -1)
peerExceptions = SingleCategoryView(self._action, self._currentToolBox, self.logger, category=None, mode=PrivacySettings.POLICY_PEER_EXCEPTION)
self._currentSingleViews[self._PEER_EXCEPTIONS_VIEW] = peerExceptions
self._currentToolBox.addItem(peerExceptions, "Special Peers")
w = QScrollArea(self)
w.setAutoFillBackground(False)
w.viewport().setAutoFillBackground(False)
w.setWidgetResizable(True)
w.setWidget(self._currentToolBox)
w.setFrameShape(QFrame.NoFrame)
self._settingsWidget.layout().addWidget(w)
class RangeByStrSettingUI(QDialog):
def __init__(self, iface, parent=None):
super(RangeByStrSettingUI, self).__init__()
self.iface = iface
self.parent = parent
self.iface.mapCanvas().currentLayerChanged[QgsMapLayer].connect(self.LayerChanged)
self.color_btn_list = [] # 保存各范围所设置的颜色按钮
self.delete_btn_list = [] # 保存各范围所设置的删除按钮
self.value_widget_list = []
self.setting_list = [] # 保存参数设置
self.setWindowTitle(u"分类显示")
layer_label = QLabel(u"选择图层:")
self.layer_combo = QComboBox()
layers_name = getAllLayerName(self.iface)
self.layer_combo.addItems(layers_name)
self.layer = getLayerByName(self.layer_combo.currentText(), self.iface)
self.connect(self.layer_combo, SIGNAL('currentIndexChanged(int)'), self.layerListener)
field_label = QLabel(u"选择字段:")
self.field_combo = QComboBox()
if self.layer != None:
fields_list = []
for field in self.layer.pendingFields():
fields_list.append(field.name().strip())
self.field_combo.addItems(fields_list)
ok = QPushButton(u"确定")
cancel = QPushButton(u"取消")
self.connect(ok, SIGNAL('clicked()'), self.run)
self.connect(cancel, SIGNAL('clicked()'), self.accept)
# 选择图层、字段Widget
source_grid = QGridLayout()
source_grid.setSpacing(10)
source_grid.addWidget(layer_label, 0, 1)
source_grid.addWidget(self.layer_combo, 0, 2)
source_grid.addWidget(field_label, 1, 1)
source_grid.addWidget(self.field_combo, 1, 2)
source_widget = QWidget()
source_widget.setLayout(source_grid)
# 参数设置窗口（带滚动条）
self.setting_Widget = QWidget()
self.setting_Widget.setMinimumSize(380, 800)
self.scroll_vbox = QVBoxLayout()
self.scroll_vbox.setSpacing(15)
self.setting_vbox = QVBoxLayout()
self.setting_vbox.setSpacing(5)
value_widget = self.createAValue()
self.setting_vbox.addWidget(value_widget)
self.add_range_btn = QPushButton(u"添加")
self.connect(self.add_range_btn, SIGNAL("clicked()"), self.add_value_box)
self.scroll_vbox.addLayout(self.setting_vbox)
self.scroll_vbox.addWidget(self.add_range_btn)
self.scroll_vbox.addStretch(1)
self.setting_Widget.setLayout(self.scroll_vbox)
self.scroll = QScrollArea()
self.scroll.setWidget(self.setting_Widget)
self.scroll.setAutoFillBackground(True)
self.scroll.setWidgetResizable(True)
# 确定/取消 按钮 Widget
btn_hbox = QHBoxLayout()
btn_hbox.setSpacing(15)
btn_hbox.addStretch(1)
btn_hbox.addWidget(ok)
btn_hbox.addWidget(cancel)
btn_hbox.addStretch(1)
btn_widget = QWidget()
btn_widget.setLayout(btn_hbox)
vbox = QVBoxLayout()
vbox.setSpacing(15)
vbox.addWidget(source_widget)
vbox.addWidget(self.scroll)
vbox.addWidget(btn_widget)
self.setLayout(vbox)
self.setFixedSize(430, 500)
# 生成一个范围设置控件组(Wigget)
def createAValue(self, color_value=u"yellow", value=u""):
delete_btn = QPushButton(self)
delete_icon = QIcon(os.path.join(cmd_folder, u"..", u'images', u'delete.png'))
delete_btn.setIcon(delete_icon)
delete_btn.setIconSize(QSize(25, 25))
delete_btn.setFixedSize(30, 30)
delete_btn.setFocusPolicy(Qt.NoFocus)
self.connect(delete_btn, SIGNAL("clicked()"), self.delete_value_box)
color = QColor(color_value)
color_btn = QPushButton(self)
color_btn.setStyleSheet('QWidget {background-color:%s}' % color.name())
color_btn.clicked.connect(self.colordialog)
value_edit = QLineEdit(value) # 搜索值
label1 = QLabel(u" : ")
value_widget = QWidget()
value_box = QHBoxLayout()
value_box.setSpacing(10)
value_box.addWidget(delete_btn)
value_box.addWidget(color_btn)
value_box.addWidget(label1)
value_box.addWidget(value_edit)
value_box.setStretchFactor(color_btn, 1.5)
value_box.setStretchFactor(value_edit, 1)
value_widget.setLayout(value_box)
self.color_btn_list.append(color_btn)
self.delete_btn_list.append(delete_btn)
self.value_widget_list.append(value_widget)
self.setting_list.append([color, value_edit])
return value_widget
# 新增一个可设置的范围
def add_value_box(self):
new_value_widget = self.createAValue()
# 重新布局
self.setting_vbox.addWidget(new_value_widget)
# 删除一组范围设置
def delete_value_box(self):
delete_index = None
delete_button = self.sender() # 获取信号来源
for (index, button) in enumerate(self.delete_btn_list):
if button is delete_button:
delete_index = index
# 删除 widget
if delete_index != None:
value_widget = self.value_widget_list[delete_index]
self.setting_vbox.removeWidget(value_widget)
value_widget.deleteLater()
del self.value_widget_list[delete_index]
del self.color_btn_list[delete_index]
del self.delete_btn_list[delete_index]
del self.setting_list[delete_index]
# 颜色设置对话框
def colordialog(self):
col = QColorDialog.getColor()
button = self.sender() # 获取信号来源
if col.isValid():
button.setStyleSheet('QWidget{background-color:%s}' % col.name())
for b in self.color_btn_list:
if button is b:
bindex = self.color_btn_list.index(b)
self.setting_list[bindex][0] = col
def layerListener(self):
# 先清空原有的字段选择combobox
self.field_combo.clear()
# 获取所选图层名字
layer_name = self.layer_combo.currentText()
self.layer = getLayerByName(layer_name, self.iface)
# 获取所选图层的所有字段
if self.layer:
fields_list = []
for field in self.layer.pendingFields():
fields_list.append(field.name().strip())
self.field_combo.addItems(fields_list)
def run(self):
# 先检查是否选中了图层
if not self.layer:
self.accept()
QMessageBox.critical(self, u"错误", u"<b>无法选中图层! <\b>")
return False
# 检查范围设置是否规范
setting_list = [] # 保存处理过的范围设置list (每个范围用元组保存)
for (color, value_edit) in self.setting_list:
value = value_edit.text().strip()
# 如果上下限其中有一个为空，则提示错误
if not value:
QMessageBox.critical(self, u"错误", u"<b>分类范围上下限不能为空! <\b>")
return False
setting_list.append((color, value))
field = self.field_combo.currentText().strip() # 获取所设置的字段
# 显示图例
self.accept()
legend = RangeByStrLegend(self.iface, self)
legend.showLegend(self.layer, field, setting_list)
if not legend.isVisible():
legend.show()
legend.exec_()
def LayerChanged(self, currentlayer):
if currentlayer != self.layer:
self.iface.messageBar().pushMessage(u'提示', u'切换图层，分析停止', QgsMessageBar.INFO, 4)
self.close()
