Hook up some keyboard shortcuts for the transition buttons.

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 60f2c85dfb6e8952e63b18399ed67217310c8a54..0f54b5b74297720e5e57906201361bcf3d034fd4 100644 (file)
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -47,7 +47,7 @@ MainWindow::MainWindow()
        connect(ui->exit_action, &QAction::triggered, this, &MainWindow::exit_triggered);
        connect(ui->about_action, &QAction::triggered, this, &MainWindow::about_triggered),
 
-       // Hook up the transition buttons.
+       // Hook up the transition buttons. (Keyboard shortcuts are set in set_transition_names().)
        // TODO: Make them dynamic.
        connect(ui->transition_btn1, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 0));
        connect(ui->transition_btn2, &QPushButton::clicked, bind(&MainWindow::transition_clicked, this, 1));
@@ -305,20 +305,23 @@ void MainWindow::relayout()
 
 void MainWindow::set_transition_names(vector<string> transition_names)
 {
-       if (transition_names.size() < 1) {
+       if (transition_names.size() < 1 || transition_names[0].empty()) {
                transition_btn1->setText(QString(""));
        } else {
-               transition_btn1->setText(QString::fromStdString(transition_names[0]));
+               transition_btn1->setText(QString::fromStdString(transition_names[0] + " (J)"));
+               ui->transition_btn1->setShortcut(QKeySequence("J"));
        }
-       if (transition_names.size() < 2) {
+       if (transition_names.size() < 2 || transition_names[1].empty()) {
                transition_btn2->setText(QString(""));
        } else {
-               transition_btn2->setText(QString::fromStdString(transition_names[1]));
+               transition_btn2->setText(QString::fromStdString(transition_names[1] + " (K)"));
+               ui->transition_btn2->setShortcut(QKeySequence("K"));
        }
-       if (transition_names.size() < 3) {
+       if (transition_names.size() < 3 || transition_names[2].empty()) {
                transition_btn3->setText(QString(""));
        } else {
-               transition_btn3->setText(QString::fromStdString(transition_names[2]));
+               transition_btn3->setText(QString::fromStdString(transition_names[2] + " (L)"));
+               ui->transition_btn3->setShortcut(QKeySequence("L"));
        }
 }