134 lines
5.1 KiB
C++
Executable File
134 lines
5.1 KiB
C++
Executable File
#include "lts_message_dialog.h"
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#include "lts_message_dialog_helper.h"
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#include <QCoreApplication>
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#include <QVBoxLayout>
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#include <QLabel>
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#include <QPushButton>
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#include <QDebug>
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namespace LtsWidgets
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{
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namespace LtsMessageDialog
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{
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Button showMessage(QWidget* parent,
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const QString& message,
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const QString &title,
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const Behaviour behaviour,
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const Buttons buttons,
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const QHash<Button, QString> &buttonTexts)
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{
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static QAtomicInt s_used = 0;
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if (s_used)
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qDebug() << "LtsMessageDialog: showMessage called while showMessage is in its Event Loop - do not open more than one Dialog at once !!";
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s_used = 1;
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LtsMessageDialogHelper *dialog = new LtsMessageDialogHelper(); // NOT 'parent' !
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Button result = dialog->showMessage(parent, message, title, behaviour, buttons, buttonTexts);
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dialog->deleteLater();
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s_used = 0;
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return result;
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}
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Button askApplyDiscardCancel(QWidget *parent)
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{
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const QString question = QCoreApplication::translate("LtsDialog",
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"<br>"
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"Apply - apply changes and close.<br>"
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"Discard - discard changes and close.<br>"
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"Cancel - do not close.");
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const QString title = QCoreApplication::translate("LtsDialog", "Unapplied changes made. Apply the changes?");
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return LtsMessageDialog::showMessage(parent,
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question,
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title,
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Behaviour::Modal,
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Button::Apply | Button::Discard | Button::Cancel);
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}
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} // namespace LtsMessageDialog
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// LtsWidgets
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LtsMessageDialogNew::LtsMessageDialogNew(QWidget *parent, const QString &message, const QString &title, const Behaviour behaviour, const Buttons buttons, const QHash<Button, QString> &buttonTexts, bool deleteOnClose)
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{
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m_dialog = new LtsFramelessDialog(parent, behaviour);
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if (deleteOnClose)
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m_dialog->setAttribute(Qt::WA_DeleteOnClose); // Message Dialogs are loose instances that must delete theirselves, because noone keeps a pointer to the message dialog
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connect(m_dialog, &LtsFramelessDialog::destroyed,
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this, &LtsMessageDialogNew::deleteLater);
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QVBoxLayout *mainLayout = new QVBoxLayout(m_dialog);
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QString text;
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if (!title.isEmpty()) // title given?
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{
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text = QStringLiteral("<b>%1</b><br><br>").arg(title);
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}
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text += message;
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QLabel *messageLabel = new QLabel(text, m_dialog);
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messageLabel->setTextInteractionFlags(Qt::TextSelectableByMouse); // make text selectable by mouse
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mainLayout->addWidget(messageLabel);
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QHBoxLayout *buttonLayout = new QHBoxLayout;
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buttonLayout->setMargin(0);
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// TODO: FIXME: can this be called after the selection was made and the shadow just dies ?
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//connect(m_dialog, &LtsFramelessDialog::rejected, this, &LtsMessageDialogHelper::slotCancel); // respect that non-modal dialogs can be closed by clicking outside of it
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if (buttons.testFlag(Button::Ok))
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connect(addButton(buttonTexts.value(Button::Ok, tr("Ok")), buttonLayout, m_dialog, Button::Ok, parent), &QPushButton::clicked, this, &LtsMessageDialogNew::ok);
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if (buttons.testFlag(Button::Yes))
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connect(addButton(buttonTexts.value(Button::Yes, tr("Yes")), buttonLayout, m_dialog, Button::Yes, parent), &QPushButton::clicked, this, &LtsMessageDialogNew::yes);
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if (buttons.testFlag(Button::No))
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connect(addButton(buttonTexts.value(Button::No, tr("No")), buttonLayout, m_dialog, Button::No, parent), &QPushButton::clicked, this, &LtsMessageDialogNew::no);
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if (buttons.testFlag(Button::Apply))
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connect(addButton(buttonTexts.value(Button::Apply, tr("Apply")), buttonLayout, m_dialog, Button::Apply, parent), &QPushButton::clicked, this, &LtsMessageDialogNew::apply); // same as yes
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if (buttons.testFlag(Button::Discard))
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connect(addButton(buttonTexts.value(Button::Discard, tr("Discard")), buttonLayout, m_dialog, Button::Discard, parent), &QPushButton::clicked, this, &LtsMessageDialogNew::discard); // same as no
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if (buttons.testFlag(Button::Cancel))
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connect(addButton(buttonTexts.value(Button::Cancel, tr("Cancel")), buttonLayout, m_dialog, Button::Cancel, parent), &QPushButton::clicked, this, &LtsMessageDialogNew::cancel);
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QWidget *buttonLayoutWidget = new QWidget;
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buttonLayoutWidget->setLayout(buttonLayout);
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mainLayout->addWidget(buttonLayoutWidget);
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m_dialog->show();
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m_dialog->raise();
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}
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QPushButton* LtsMessageDialogNew::addButton(const QString &text, QHBoxLayout *thatLayout, LtsFramelessDialog *dialog, const Button &button, QWidget *parent)
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{
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QPushButton* btn = new QPushButton(text, parent);
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connect(btn, &QPushButton::clicked, dialog, &LtsFramelessDialog::accept);
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thatLayout->addWidget(btn);
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if (button == Button::Ok ||
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button == Button::Cancel) // ok and cancel should not be used together, so there is no check needed (as only one button can be the default button)
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{
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btn->setDefault(true);
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}
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return btn;
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}
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} // namespace LtsWidgets
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