src/selectionmode/actionwithwidget.cpp

   1 /*
   2     This file is part of the KDE project
   3     SPDX-FileCopyrightText: 2022 Felix Ernst <felixernst@zohomail.eu>
   4
   5     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
   6 */
   7
   8 #include "actionwithwidget.h"
   9
  10 #include <QAbstractButton>
  11 #include <QFrame>
  12 #include <QPushButton>
  13 #include <QToolButton>
  14
  15 using namespace SelectionMode;
  16
  17 ActionWithWidget::ActionWithWidget(QAction *action) :
  18     m_action{action}
  19 {   }
  20
  21 ActionWithWidget::ActionWithWidget(QAction *action, QAbstractButton *button) :
  22     m_action{action},
  23     m_widget{button}
  24 {
  25     copyActionDataToButton(button, action);
  26 }
  27
  28 QWidget *ActionWithWidget::newWidget(QWidget *parent)
  29 {
  30     Q_CHECK_PTR(m_action);
  31     Q_ASSERT(!m_widget);
  32
  33     if (m_action->isSeparator()) {
  34         auto line = new QFrame(parent);
  35         line->setFrameShape(QFrame::VLine);
  36         line->setFrameShadow(QFrame::Sunken);
  37
  38         m_widget = line;
  39     } else {
  40         m_widget = newButtonForAction(m_action, parent);
  41     }
  42     return m_widget;
  43 }
  44
  45 QAbstractButton *SelectionMode::newButtonForAction(QAction *action, QWidget *parent)
  46 {
  47     Q_CHECK_PTR(action);
  48     Q_ASSERT(!action->isSeparator());
  49
  50     if (action->priority() == QAction::LowPriority) {
  51         // We don't want the low priority actions to be displayed icon-only so we need trickery.
  52         auto button = new QPushButton(parent);
  53         copyActionDataToButton(static_cast<QAbstractButton *>(button), action);
  54         button->setMinimumWidth(0);
  55         return button;
  56     }
  57
  58     auto *toolButton = new QToolButton(parent);
  59     toolButton->setToolButtonStyle(Qt::ToolButtonStyle::ToolButtonTextBesideIcon);
  60     toolButton->setDefaultAction(action);
  61     toolButton->setPopupMode(QToolButton::ToolButtonPopupMode::InstantPopup);
  62     toolButton->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
  63     toolButton->setMinimumWidth(0);
  64     return toolButton;
  65 }
  66
  67 void SelectionMode::copyActionDataToButton(QAbstractButton *button, QAction *action)
  68 {
  69     button->setText(action->text());
  70     button->setIcon(action->icon());
  71     button->setToolTip(action->toolTip());
  72     button->setWhatsThis(action->whatsThis());
  73
  74     button->setVisible(action->isVisible());
  75     button->setEnabled(action->isEnabled());
  76
  77     QObject::connect(button, &QAbstractButton::clicked, action, &QAction::trigger);
  78 }