mirror of
				https://github.com/qgis/QGIS.git
				synced 2025-11-04 00:04:25 -05:00 
			
		
		
		
	Prevent changes to files that weren't changed between releases. This eases review of the changes between releases significantly.
		
			
				
	
	
		
			125 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			125 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# -*- coding: utf-8 -*-
 | 
						|
 | 
						|
"""
 | 
						|
***************************************************************************
 | 
						|
    FixedTableDialog.py
 | 
						|
    ---------------------
 | 
						|
    Date                 : August 2012
 | 
						|
    Copyright            : (C) 2012 by Victor Olaya
 | 
						|
    Email                : volayaf at gmail dot com
 | 
						|
***************************************************************************
 | 
						|
*                                                                         *
 | 
						|
*   This program is free software; you can redistribute it and/or modify  *
 | 
						|
*   it under the terms of the GNU General Public License as published by  *
 | 
						|
*   the Free Software Foundation; either version 2 of the License, or     *
 | 
						|
*   (at your option) any later version.                                   *
 | 
						|
*                                                                         *
 | 
						|
***************************************************************************
 | 
						|
"""
 | 
						|
 | 
						|
__author__ = 'Victor Olaya'
 | 
						|
__date__ = 'August 2012'
 | 
						|
__copyright__ = '(C) 2012, Victor Olaya'
 | 
						|
 | 
						|
import os
 | 
						|
import warnings
 | 
						|
 | 
						|
from qgis.gui import QgsGui
 | 
						|
 | 
						|
from qgis.PyQt import uic
 | 
						|
from qgis.PyQt.QtWidgets import QDialog, QPushButton, QAbstractItemView, QDialogButtonBox
 | 
						|
from qgis.PyQt.QtGui import QStandardItemModel, QStandardItem
 | 
						|
 | 
						|
pluginPath = os.path.split(os.path.dirname(__file__))[0]
 | 
						|
 | 
						|
with warnings.catch_warnings():
 | 
						|
    warnings.filterwarnings("ignore", category=DeprecationWarning)
 | 
						|
    WIDGET, BASE = uic.loadUiType(
 | 
						|
        os.path.join(pluginPath, 'ui', 'DlgFixedTable.ui'))
 | 
						|
 | 
						|
 | 
						|
class FixedTableDialog(BASE, WIDGET):
 | 
						|
 | 
						|
    def __init__(self, param, table):
 | 
						|
        """
 | 
						|
        Constructor for FixedTableDialog
 | 
						|
        :param param: linked processing parameter
 | 
						|
        :param table: initial table contents - squashed to 1-dimensional!
 | 
						|
        """
 | 
						|
        super().__init__(None)
 | 
						|
 | 
						|
        self.setupUi(self)
 | 
						|
 | 
						|
        QgsGui.instance().enableAutoGeometryRestore(self)
 | 
						|
 | 
						|
        self.tblView.setSelectionBehavior(QAbstractItemView.SelectRows)
 | 
						|
        self.tblView.setSelectionMode(QAbstractItemView.ExtendedSelection)
 | 
						|
 | 
						|
        self.param = param
 | 
						|
        self.rettable = None
 | 
						|
 | 
						|
        # Additional buttons
 | 
						|
        self.btnAdd = QPushButton(self.tr('Add row'))
 | 
						|
        self.buttonBox.addButton(self.btnAdd,
 | 
						|
                                 QDialogButtonBox.ActionRole)
 | 
						|
        self.btnRemove = QPushButton(self.tr('Remove row(s)'))
 | 
						|
        self.buttonBox.addButton(self.btnRemove,
 | 
						|
                                 QDialogButtonBox.ActionRole)
 | 
						|
        self.btnRemoveAll = QPushButton(self.tr('Remove all'))
 | 
						|
        self.buttonBox.addButton(self.btnRemoveAll,
 | 
						|
                                 QDialogButtonBox.ActionRole)
 | 
						|
 | 
						|
        self.btnAdd.clicked.connect(self.addRow)
 | 
						|
        self.btnRemove.clicked.connect(lambda: self.removeRows())
 | 
						|
        self.btnRemoveAll.clicked.connect(lambda: self.removeRows(True))
 | 
						|
 | 
						|
        if self.param.hasFixedNumberRows():
 | 
						|
            self.btnAdd.setEnabled(False)
 | 
						|
            self.btnRemove.setEnabled(False)
 | 
						|
            self.btnRemoveAll.setEnabled(False)
 | 
						|
 | 
						|
        self.populateTable(table)
 | 
						|
 | 
						|
    def populateTable(self, table):
 | 
						|
        cols = len(self.param.headers())
 | 
						|
        rows = len(table) // cols
 | 
						|
        model = QStandardItemModel(rows, cols)
 | 
						|
 | 
						|
        # Set headers
 | 
						|
        model.setHorizontalHeaderLabels(self.param.headers())
 | 
						|
 | 
						|
        # Populate table
 | 
						|
        for row in range(rows):
 | 
						|
            for col in range(cols):
 | 
						|
                item = QStandardItem(str(table[row * cols + col]))
 | 
						|
                model.setItem(row, col, item)
 | 
						|
        self.tblView.setModel(model)
 | 
						|
 | 
						|
    def accept(self):
 | 
						|
        cols = self.tblView.model().columnCount()
 | 
						|
        rows = self.tblView.model().rowCount()
 | 
						|
        # Table MUST BE 1-dimensional to match core QgsProcessingParameterMatrix expectations
 | 
						|
        self.rettable = []
 | 
						|
        for row in range(rows):
 | 
						|
            for col in range(cols):
 | 
						|
                self.rettable.append(str(self.tblView.model().item(row, col).text()))
 | 
						|
        QDialog.accept(self)
 | 
						|
 | 
						|
    def reject(self):
 | 
						|
        QDialog.reject(self)
 | 
						|
 | 
						|
    def removeRows(self, removeAll=False):
 | 
						|
        if removeAll:
 | 
						|
            self.tblView.model().clear()
 | 
						|
            self.tblView.model().setHorizontalHeaderLabels(self.param.headers())
 | 
						|
        else:
 | 
						|
            indexes = sorted(self.tblView.selectionModel().selectedRows())
 | 
						|
            self.tblView.setUpdatesEnabled(False)
 | 
						|
            for i in reversed(indexes):
 | 
						|
                self.tblView.model().removeRows(i.row(), 1)
 | 
						|
            self.tblView.setUpdatesEnabled(True)
 | 
						|
 | 
						|
    def addRow(self):
 | 
						|
        items = [QStandardItem('0') for i in range(self.tblView.model().columnCount())]
 | 
						|
        self.tblView.model().appendRow(items)
 |