static gboolean onMouseReleased(GtkWidget *widget, GdkEventButton *ev,
gpointer data)
{
/* Unused parameters. */
(void)widget;
(void)data;
/* forward on left click, backward on right click */
if (ev->type == GDK_BUTTON_RELEASE)
{
if (ev->button == 1)
{
nextSlide();
refreshPorts();
}
else if (ev->button == 3)
{
prevSlide();
refreshPorts();
}
}
return TRUE;
}
void Slideshow::keyPressEvent(QKeyEvent *e)
{
switch(e->key()) {
case Qt::Key_Return:
case Qt::Key_Enter:
if(e->modifiers() & Qt::AltModifier) {
if(this->isFullScreen()) {
this->setWindowState(Qt::WindowMaximized);
this->setGeometry(QDesktopWidget().screenGeometry(this).adjusted(50,50,-50,-50));
} else
this->setWindowState(Qt::WindowFullScreen);
}
break;
case Qt::Key_Space:
togglePause();
break;
case Qt::Key_Left:
if(!m_paused)
m_slidetimer->start();
prevSlide();
break;
case Qt::Key_Right:
if(!m_paused)
m_slidetimer->start();
nextSlide();
break;
case Qt::Key_Escape:
this->close();
break;
case Qt::Key_Plus: {
int i = m_slidetimer->interval() + 500;
m_slidetimer->setInterval(i);
setTimerText();
m_timertext->show();
break;
}
case Qt::Key_Minus: {
int i = m_slidetimer->interval() - 500;
if(i>=1000) {
m_slidetimer->setInterval(i);
setTimerText();
}
m_timertext->show();
break;
}
default:
QGraphicsView::keyPressEvent(e);
}
}
static gboolean onScroll(GtkWidget *widget, GdkEventScroll *ev,
gpointer data)
{
/* Unused parameters. */
(void)widget;
(void)data;
/* forward on down/right scroll, backward on up/left scroll */
if (ev->direction == GDK_SCROLL_DOWN
|| ev->direction == GDK_SCROLL_RIGHT)
{
nextSlide();
refreshPorts();
} else if (ev->direction == GDK_SCROLL_UP
|| ev->direction == GDK_SCROLL_LEFT)
{
prevSlide();
refreshPorts();
}
return TRUE;
}
static gboolean onKeyPressed(GtkWidget *widget, GdkEventKey *ev,
gpointer data)
{
/* Unused parameters. */
(void)data;
guint key = ev->keyval;
gchar *msg = NULL;
/* When inside the note pad, don't do anything here. */
if (isInsideNotePad)
return FALSE;
/* Jump command?
*
* Note: This works as long as the values of GDK keysyms satisfy:
* 1) GDK_0 < GDK_1 < GDK_2 < ... < GDK_9
* 2) All of them must be >= 0.
*/
key -= GDK_0;
if (key <= 9)
{
/* The initial value is -1, so we have to reset this on the
* first key stroke. */
if (target_page < 0)
target_page = 0;
/* Do a "decimal left shift" and add the given value. */
target_page *= 10;
target_page += (int)key;
/* Catch overflow and announce what would happen. */
if (target_page < 0)
{
target_page = -1;
setStatusText_strdup("Invalid page.");
}
else
{
msg = g_strdup_printf("Jump to page: %d", target_page);
setStatusText_strdup(msg);
g_free(msg);
}
return FALSE;
}
gboolean changed = TRUE;
saveCurrentNote();
switch (ev->keyval)
{
case GDK_Right:
case GDK_Down:
case GDK_Page_Down:
case GDK_space:
nextSlide();
break;
case GDK_Left:
case GDK_Up:
case GDK_Page_Up:
prevSlide();
break;
case GDK_F5:
/* Switch to fullscreen (if needed) and start the timer
* (unless it's already running). */
if (!isFullScreen)
toggleFullScreen();
if (timerMode != 1)
toggleTimer();
break;
case GDK_F6:
/* this shall trigger a hard refresh, so empty the cache. */
clearCache();
break;
case GDK_w:
runpref.fit_mode = FIT_WIDTH;
break;
case GDK_h:
runpref.fit_mode = FIT_HEIGHT;
break;
case GDK_p:
runpref.fit_mode = FIT_PAGE;
break;
case GDK_l:
current_fixate();
break;
case GDK_L:
current_release(FALSE);
break;
case GDK_J:
current_release(TRUE);
break;
case GDK_f:
toggleFullScreen();
break;
case GDK_s:
toggleTimer();
changed = FALSE;
break;
case GDK_c:
toggleCurserVisibility();
break;
case GDK_r:
resetTimer();
changed = FALSE;
break;
case GDK_Escape:
case GDK_q:
if (prefs.q_exits_fullscreen && isFullScreen)
{
toggleFullScreen();
if (prefs.stop_timer_on_fs)
{
toggleTimer();
}
}
else
{
changed = FALSE;
onQuit(NULL, NULL, NULL);
}
break;
case GDK_i:
/* This must not work when we're on the beamer window. */
if (widget != win_beamer)
setEditingState(TRUE);
changed = FALSE;
break;
case GDK_Return:
if (executeJump() == 0)
nextSlide();
break;
case GDK_G:
executeJump();
break;
case GDK_period:
case GDK_b:
toggleBlankBeamer();
changed = FALSE;
break;
default:
changed = FALSE;
}
if (changed == TRUE)
{
refreshPorts();
}
return TRUE;
}
