DiagramContextWidget : The widget is now made with th ui file instead of C++

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@5561 bfdf4180-ca20-0410-9c96-a3a8aa849046
2025-12-21 16:50:53 +01:00 · 2018-10-16 15:49:18 +00:00
parent 84ba21823b
commit ba8133a9d1
5 changed files with 296 additions and 266 deletions
--- a/sources/ui/diagramcontextwidget.cpp
+++ b/sources/ui/diagramcontextwidget.cpp
@@ -0,0 +1,180 @@
+/*
+	Copyright 2006-2018 The QElectroTech Team
+	This file is part of QElectroTech.
+	
+	QElectroTech 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.
+	
+	QElectroTech is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+	
+	You should have received a copy of the GNU General Public License
+	along with QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#include "diagramcontextwidget.h"
+#include "ui_diagramcontextwidget.h"
+
+DiagramContextWidget::DiagramContextWidget(QWidget *parent) :
+	QWidget(parent),
+	ui(new Ui::DiagramContextWidget)
+{
+	ui->setupUi(this);
+	connect(ui->m_table, SIGNAL(itemChanged(QTableWidgetItem *)), this, SLOT(checkTableRows()));
+}
+
+DiagramContextWidget::~DiagramContextWidget()
+{
+	delete ui;
+}
+
+/**
+ * @brief DiagramContextWidget::context
+ * @return The diagram context object edited by this widget
+ */
+DiagramContext DiagramContextWidget::context() const
+{
+	DiagramContext context;
+	
+	for (int i = 0 ; i < ui->m_table-> rowCount() ; ++ i)
+	{
+		QTableWidgetItem *qtwi_name  = ui->m_table-> item(i, 0);
+		QTableWidgetItem *qtwi_value = ui->m_table-> item(i, 1);
+		if (!qtwi_name || !qtwi_value) {
+			continue;
+		}
+		
+		QString key = qtwi_name -> text();
+		if (key.isEmpty()) {
+			continue;
+		}
+		
+		QString value = qtwi_value -> text();
+		context.addValue(key, value);
+	}
+	
+	return(context);
+}
+
+/**
+ * @brief DiagramContextWidget::setContext
+ * Load the content from @context into this widget
+ * @param context
+ */
+void DiagramContextWidget::setContext (const DiagramContext &context)
+{
+	clear();
+	
+	int i = 0;
+	for (QString key : context.keys(DiagramContext::Alphabetical))
+	{
+		ui->m_table->setItem(i, 0, new QTableWidgetItem(key));
+		ui->m_table->setItem(i, 1, new QTableWidgetItem(context[key].toString()));
+		++ i;
+	}
+	
+	checkTableRows();
+}
+
+/**
+ * @brief DiagramContextWidget::nameLessRowsCount
+ * @return The count of name-less rows in the table
+ */
+int DiagramContextWidget::nameLessRowsCount() const
+{
+	int name_less_rows_count = 0;
+	for (int i = 0 ; i < ui->m_table->rowCount() ; ++ i)
+	{
+		QTableWidgetItem *qtwi_name  = ui->m_table->item(i, 0);
+		if (qtwi_name && qtwi_name -> text().isEmpty()) {
+			++ name_less_rows_count;
+		}
+	}
+	
+	return(name_less_rows_count);
+}
+
+/**
+ * @brief DiagramContextWidget::clear
+ * Clear any values entered within this widget
+ */
+void DiagramContextWidget::clear()
+{
+	ui->m_table->clearContents();
+	for (int i = 1 ; i < ui->m_table->rowCount() ; ++ i) {
+		ui->m_table->removeRow(i);
+	}
+	
+	refreshFormatLabel();
+}
+
+/**
+ * @brief DiagramContextWidget::highlightNonAcceptableKeys
+ * Highlight keys that would not be accepted by a DiagramContext object.
+ * @return the number of highlighted keys.
+ */
+int DiagramContextWidget::highlightNonAcceptableKeys()
+{
+	static QRegExp re(DiagramContext::validKeyRegExp());
+	
+	QBrush fg_brush = ui->m_table->palette().brush(QPalette::WindowText);
+	
+	int invalid_keys = 0;
+	for (int i = 0 ; i < ui->m_table->rowCount() ; ++ i)
+	{
+		QTableWidgetItem *qtwi_name  = ui->m_table->item(i, 0);
+		if (!qtwi_name) {
+			continue;
+		}
+		
+		bool highlight = false;
+		if (!qtwi_name -> text().isEmpty())
+		{
+			if (!re.exactMatch(qtwi_name -> text()))
+			{
+				highlight = true;
+				++ invalid_keys;
+			}
+		}
+		qtwi_name -> setForeground(highlight ? Qt::red : fg_brush);
+	}
+	
+	return(invalid_keys);
+}
+
+/**
+ * @brief DiagramContextWidget::refreshFormatLabel
+ * Sets the text describing the acceptable format for keys when adding extra
+ * key/value pairs.
+ */
+void DiagramContextWidget::refreshFormatLabel()
+{
+	QString format_text = tr(
+		"Les noms ne peuvent contenir que des lettres minuscules, des "
+		"chiffres et des tirets."
+	);
+	
+	if (highlightNonAcceptableKeys()) {
+		format_text = QString("<span style=\"color: red;\">%1</span>").arg(format_text);
+	}
+	ui->m_label->setText(format_text);
+}
+
+/**
+ * @brief DiagramContextWidget::checkTableRows
+ * Adds a row in the additional fields table if needed
+ */
+void DiagramContextWidget::checkTableRows()
+{
+	refreshFormatLabel();
+	if (!nameLessRowsCount())
+	{
+		int new_idx = ui->m_table->rowCount();
+		ui->m_table->setRowCount(new_idx + 1);
+		ui->m_table->setItem(new_idx, 0, new QTableWidgetItem(""));
+		ui->m_table->setItem(new_idx, 1, new QTableWidgetItem(""));
+	}
+}