src/selectionmode/selectionmodetopbar.h

   1 /*
   2     This file is part of the KDE project
   3     SPDX-FileCopyrightText: 2022 Felix Ernst <fe.a.ernst@gmail.com>
   4
   5     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
   6 */
   7
   8 #ifndef SELECTIONMODETOPBAR_H
   9 #define SELECTIONMODETOPBAR_H
  10
  11 #include "global.h"
  12
  13 #include <QPointer>
  14 #include <QPropertyAnimation>
  15 #include <QStyle>
  16 #include <QWidget>
  17
  18 class QHideEvent;
  19 class QLabel;
  20 class QPushButton;
  21 class QResizeEvent;
  22 class QShowEvent;
  23
  24 /**
  25  * @todo write docs
  26  */
  27 class SelectionModeTopBar : public QWidget
  28 {
  29     Q_OBJECT
  30
  31 public:
  32     SelectionModeTopBar(QWidget *parent);
  33
  34     /**
  35      * Plays a show or hide animation while changing visibility.
  36      * Therefore, if this method is used to hide this widget, the actual hiding will be postponed until the animation finished.
  37      * @see QWidget::setVisible()
  38      */
  39     void setVisible(bool visible, Animated animated);
  40     using QWidget::setVisible; // Makes sure that the setVisible() declaration above doesn't hide the one from QWidget.
  41
  42 Q_SIGNALS:
  43     void leaveSelectionModeRequested();
  44
  45 protected:
  46     void resizeEvent(QResizeEvent */* resizeEvent */) override;
  47
  48 private:
  49     /** Decides whether the m_fullLabelString or m_shortLabelString should be used based on available width. */
  50     void updateLabelString();
  51
  52 private:
  53     QLabel *m_label;
  54     QPushButton *m_closeButton;
  55
  56     /** @see updateLabelString() */
  57     QString m_fullLabelString;
  58     /** @see updateLabelString() */
  59     QString m_shortLabelString;
  60
  61     int m_preferredHeight;
  62
  63     QPointer<QPropertyAnimation> m_heightAnimation;
  64 };
  65
  66 #endif // SELECTIONMODETOPBAR_H