Initial commit (project based on widgets)

widgets/helpdialog.cpp

@@ -0,0 +1,86 @@
+/*
+    Copyright 2016 - 2017 Benjamin Vedder	benjamin@vedder.se
+
+    This file is part of VESC Tool.
+
+    VESC Tool 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 3 of the License, or
+    (at your option) any later version.
+
+    VESC Tool 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+    */
+
+#include "helpdialog.h"
+#include "ui_helpdialog.h"
+#include <QDebug>
+#include <QMessageBox>
+
+HelpDialog::HelpDialog(QString title, QString text, QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::HelpDialog)
+{
+    ui->setupUi(this);
+    setAttribute(Qt::WA_DeleteOnClose);
+    setWindowTitle(title);
+    ui->textEdit->setText(text);
+    ui->textEdit->viewport()->setAutoFillBackground(false);
+}
+
+HelpDialog::~HelpDialog()
+{
+    delete ui;
+}
+
+void HelpDialog::showHelp(QWidget *parent, ConfigParams *params, QString name, bool modal)
+{
+    ConfigParam *param = params->getParam(name);
+
+    if (param) {
+        HelpDialog *h = new HelpDialog(param->longName,
+                                       param->description,
+                                       parent);
+        if (modal) {
+            h->exec();
+        } else {
+            h->show();
+        }
+    } else {
+        QMessageBox::warning(parent,
+                             tr("Show help"),
+                             tr("Help text for %1 not found.").arg(name));
+    }
+}
+
+void HelpDialog::showHelp(QWidget *parent, QString title, QString text)
+{
+    HelpDialog *h = new HelpDialog(title, text, parent);
+    h->exec();
+}
+
+void HelpDialog::showEvent(QShowEvent *event)
+{
+    QSize s = ui->textEdit->document()->size().toSize();
+    int tot = (this->height() - ui->textEdit->height()) + s.height() + 5;
+
+    if (tot < 140) {
+        this->resize(this->width(), 140);
+    } else if (tot > 450) {
+        this->resize(this->width(), 450);
+    } else {
+        this->resize(this->width(), tot);
+    }
+
+    QDialog::showEvent(event);
+}
+
+void HelpDialog::on_okButton_clicked()
+{
+    close();
+}