Show Popup-Window on various occasions

When we play a new song, get paused, continue and change volume. The hardest part was to display the QWidget on the current desktop. Turns out KWindowSystem and Qt::ToolWindow don't work together well... I should post that on my blog, I guess...
author: Arno <arno@disconnect.de> 2017-03-25 09:01:41 +0100
committer: Arno <arno@disconnect.de> 2017-03-25 09:01:41 +0100
commit: be7f32353d736ff1dc1f74ae80e301ce72044dee (patch)
tree: 46e0bdc022605058031da77c2d9e1b6edd39411d
parent: a55b7eb7a765f09f0e83e9d3ce5696f540b6bd9b (diff)
download: BeetPlayer-be7f32353d736ff1dc1f74ae80e301ce72044dee.tar.gz
BeetPlayer-be7f32353d736ff1dc1f74ae80e301ce72044dee.tar.bz2
BeetPlayer-be7f32353d736ff1dc1f74ae80e301ce72044dee.zip
5 files changed, 104 insertions, 3 deletions
diff --git a/BeetPlayer.pro b/BeetPlayer.pro
index bc8e1d3..15d495e 100644
--- a/BeetPlayer.pro
+++ b/BeetPlayer.pro
@@ -5,7 +5,7 @@
 #-------------------------------------------------
 
 QT      += core gui multimedia sql
-QT      += KGlobalAccel
+QT      += KGlobalAccel KWindowSystem
 
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
@@ -32,7 +32,8 @@ SOURCES += main.cpp\
     playerwidget.cpp \
     beetview.cpp \
     indexerdialog.cpp \
-    helper.cpp
+    helper.cpp \
+    toolwindow.cpp
 
 HEADERS  += beetplayer.h \
     configurationdialog.h \
@@ -41,7 +42,8 @@ HEADERS  += beetplayer.h \
     playerwidget.h \
     beetview.h \
     indexerdialog.h \
-    helper.h
+    helper.h \
+    toolwindow.h
 
 LIBS += -ltag
 
diff --git a/playerwidget.cpp b/playerwidget.cpp
index f026bfe..035db06 100644
--- a/playerwidget.cpp
+++ b/playerwidget.cpp
@@ -31,6 +31,7 @@
 #include "playerwidget.h"
 #include "beetview.h"
 #include "indexerdialog.h"
+#include "toolwindow.h"
 #include "globals.h"
 #include "helper.h"
 
@@ -54,6 +55,9 @@ void PlayerWidget::setupGui(){
     mTrayIcon->setIcon(QIcon(":/stop.png"));
     mTrayIcon->show();
 
+    //tool window
+    mToolWin = new ToolWindow;
+
     //THE view
     mView = new BeetView;
     mView->setAlternatingRowColors(true);
@@ -628,6 +632,8 @@ void PlayerWidget::doPlay(){
         emit setWinTitle(mCurWinTitle);
         mTrayIcon->setIcon(QIcon(":/play.png"));
         mTrayIcon->setToolTip(mCurWinTitle);
+        mToolWin->toHTML(tr("[Continue...]"));
+        mToolWin->showMe();
         return;
     }
     int playListCount = mPlayListModel->rowCount();
@@ -652,6 +658,8 @@ void PlayerWidget::doStop(){
     emit setWinTitle(winTitle);
     mTrayIcon->setIcon(QIcon(":/stop.png"));
     mTrayIcon->setToolTip(tr("[Stopped]"));
+    mToolWin->toHTML("[Stopped]");
+    mToolWin->showMe();
 }
 
 void PlayerWidget::doPause(){
@@ -662,6 +670,8 @@ void PlayerWidget::doPause(){
     emit setWinTitle(winTitle);
     mTrayIcon->setIcon(QIcon(":/pause.png"));
     mTrayIcon->setToolTip(tr("[Paused]"));
+    mToolWin->toHTML("[Paused]");
+    mToolWin->showMe();
 }
 
 void PlayerWidget::doPlayOrPause(){
@@ -1000,6 +1010,14 @@ void PlayerWidget::play(const QString &fullPath){
     emit message(msg);
     mCurWinTitle = QString(tr("%1 [%2 - %3 - %4]")).arg(qApp->applicationName()).arg(artist).arg(album).arg(title);
     emit setWinTitle(mCurWinTitle);
+    QString toolStr;
+    toolStr.append("<html><body>");
+    toolStr.append(QString("<p style=\"margin:7px;\"><span style=\"font-weight: bold; font-size: large;\">%1</span></p>").arg(artist));
+    toolStr.append(QString("<p style=\"margin:7px;\"><span style=\"font-weight: normal; font-size: medium;\">%1</span></p>").arg(title));
+    toolStr.append("</body></html>");
+    mToolWin->setText(toolStr);
+    mToolWin->showMe();
+
     mPlayer->play();
     mPlayA->setChecked(true);
     emit playModeChanged(tr("Playing"));
@@ -1008,10 +1026,19 @@ void PlayerWidget::play(const QString &fullPath){
 void PlayerWidget::volumeChanged(int volume){
     QString s = QString("%1 %").arg(volume, 3, 10, QChar('0'));
     mVolumePos->setText(s);
+    QString tool = QString(tr("Volume: %1")).arg(s);
+    mToolWin->toHTML(tool);
+    mToolWin->showMe();
 }
 
 void PlayerWidget::mute(bool triggered){
     mPlayer->setMuted(triggered);
+    if(triggered){
+        mToolWin->toHTML(tr("[Muted]"));
+    }else{
+        mToolWin->toHTML(tr("[Unmuted]"));
+    }
+    mToolWin->showMe();
 }
 
 void PlayerWidget::next(){
diff --git a/playerwidget.h b/playerwidget.h
index 04e023a..606abc0 100644
--- a/playerwidget.h
+++ b/playerwidget.h
@@ -16,6 +16,8 @@ class QToolBar;
 class QAction;
 class BeetPlayerProxy;
 class BeetView;
+class ToolWindow;
+class QSystemTrayIcon;
 
 class PlayerWidget : public QWidget {
     Q_OBJECT
@@ -117,6 +119,7 @@ class PlayerWidget : public QWidget {
         QString mCurDir;
         QString mCurWinTitle;
         QSystemTrayIcon *mTrayIcon;
+        ToolWindow *mToolWin;
 };
 
 #endif // PLAYERWIDGET_H
diff --git a/toolwindow.cpp b/toolwindow.cpp
new file mode 100644
index 0000000..f32c15e
--- /dev/null
+++ b/toolwindow.cpp
@@ -0,0 +1,45 @@
+#include <QLabel>
+#include <QTimer>
+#include <QHBoxLayout>
+#include <QDesktopWidget>
+#include <QApplication>
+#include <kwindowsystem.h>
+
+#include "toolwindow.h"
+
+ToolWindow::ToolWindow(QWidget *parent, Qt::WindowFlags f) : QWidget(parent, f){
+    setWindowOpacity(0.9);
+    mLabel = new QLabel;
+    mLabel->setFrameStyle(QFrame::Panel | QFrame::Plain);
+    mLabel->setFont(QFont("courier", 16, QFont::Bold));
+    mLabel->setAlignment(Qt::AlignCenter);
+    QHBoxLayout *mainLayout = new QHBoxLayout;
+    mainLayout->addWidget(mLabel);
+    mHideTimer = new QTimer(this);
+    connect(mHideTimer, &QTimer::timeout, this, &QWidget::hide);
+    setLayout(mainLayout);
+    KWindowSystem::setOnAllDesktops(winId(), true);
+}
+
+void ToolWindow::setText(const QString &text){
+    mLabel->setText(text);
+}
+
+void ToolWindow::toHTML(const QString &text){
+    QString html;
+    html.append(QString("<p style=\"margin:7px;\"><span style=\"font-weight: bold; font-size: large;\">%1</span></p>").arg(text));
+    mLabel->setText(html);
+}
+
+void ToolWindow::showMe(){
+    QDesktopWidget *dw = QApplication::desktop();
+    QRect screenRect = dw->screenGeometry(QCursor::pos());
+    QPoint screenCenter = screenRect.center();
+    QPoint where(screenCenter.x() - width() / 2, 150);
+    move(where);
+    KWindowSystem::setOnDesktop(winId(), KWindowSystem::currentDesktop());
+    mHideTimer->stop();
+    mHideTimer->start(5000);
+    show();
+    raise();
+}
diff --git a/toolwindow.h b/toolwindow.h
new file mode 100644
index 0000000..7f8e621
--- /dev/null
+++ b/toolwindow.h
@@ -0,0 +1,24 @@
+#ifndef TOOLWINDOW_H
+#define TOOLWINDOW_H
+
+#include <QWidget>
+
+class QLabel;
+class QTimer;
+
+class ToolWindow : public QWidget {
+    Q_OBJECT
+    public:
+        explicit ToolWindow(QWidget *parent = 0, Qt::WindowFlags f = Qt::FramelessWindowHint | Qt::WindowDoesNotAcceptFocus);
+
+    public slots:
+        void setText(const QString &text);
+        void toHTML(const QString &text);
+        void showMe();
+
+    private:
+        QLabel *mLabel;
+        QTimer *mHideTimer;
+};
+
+#endif // TOOLWINDOW_H
author	Arno <arno@disconnect.de>	2017-03-25 09:01:41 +0100
committer	Arno <arno@disconnect.de>	2017-03-25 09:01:41 +0100
commit	be7f32353d736ff1dc1f74ae80e301ce72044dee (patch)
tree	46e0bdc022605058031da77c2d9e1b6edd39411d
parent	a55b7eb7a765f09f0e83e9d3ce5696f540b6bd9b (diff)
download	BeetPlayer-be7f32353d736ff1dc1f74ae80e301ce72044dee.tar.gz BeetPlayer-be7f32353d736ff1dc1f74ae80e301ce72044dee.tar.bz2 BeetPlayer-be7f32353d736ff1dc1f74ae80e301ce72044dee.zip