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-rw-r--r--plugingui/stackedwidget.cc45
-rw-r--r--plugingui/stackedwidget.h18
-rw-r--r--plugingui/tabbutton.cc5
-rw-r--r--plugingui/tabbutton.h4
-rw-r--r--plugingui/tabwidget.cc19
-rw-r--r--plugingui/tabwidget.h2
6 files changed, 88 insertions, 5 deletions
diff --git a/plugingui/stackedwidget.cc b/plugingui/stackedwidget.cc
index 069e80b..05f8f3c 100644
--- a/plugingui/stackedwidget.cc
+++ b/plugingui/stackedwidget.cc
@@ -93,6 +93,51 @@ void StackedWidget::setCurrentWidget(Widget *widget)
currentChanged(currentWidget);
}
+Widget* StackedWidget::getWidgetAfter(Widget* widget)
+{
+ bool found_it{false};
+
+ for(auto w : widgets)
+ {
+ if(found_it)
+ {
+ return w;
+ }
+
+ if(w == widget)
+ {
+ found_it = true;
+ }
+ }
+
+ if(found_it)
+ {
+ // widget was the last in the list.
+ return nullptr;
+ }
+
+ // The Widget pointed to by 'widget' was not in the list...
+ return nullptr;
+}
+
+Widget* StackedWidget::getWidgetBefore(Widget* widget)
+{
+ Widget* last{nullptr};
+
+ for(auto w : widgets)
+ {
+ if(w == widget)
+ {
+ return last;
+ }
+
+ last = w;
+ }
+
+ // The Widget pointed to by 'widget' was not in the list...
+ return nullptr;
+}
+
void StackedWidget::sizeChanged(int width, int height)
{
// Propagate size change to child:
diff --git a/plugingui/stackedwidget.h b/plugingui/stackedwidget.h
index 13d764b..24213f7 100644
--- a/plugingui/stackedwidget.h
+++ b/plugingui/stackedwidget.h
@@ -42,21 +42,29 @@ class StackedWidget
: public Widget
{
public:
- StackedWidget(Widget *parent);
+ StackedWidget(Widget* parent);
~StackedWidget();
//! Add a widget to the stack.
- void addWidget(Widget *widget);
+ void addWidget(Widget* widget);
//! Remove a widget from the stack.
- void removeWidget(Widget *widget);
+ void removeWidget(Widget* widget);
//! Get currently visible widget.
- Widget *getCurrentWidget() const;
+ Widget* getCurrentWidget() const;
//! Show widget. Hide all the others.
//! If widget is not in the stack nothing happens.
- void setCurrentWidget(Widget *widget);
+ void setCurrentWidget(Widget* widget);
+
+ //! Returns a pointer to the Widget after the one referenced by 'widget' or
+ //! nullptr if 'widget' is the last in the list.
+ Widget* getWidgetAfter(Widget* widget);
+
+ //! Returns a pointer to the Widget beforer the one referenced by 'widget' or
+ //! nullptr if 'widget' is the first in the list.
+ Widget* getWidgetBefore(Widget* widget);
//! Reports whn a new widget is shown.
Notifier<Widget*> currentChanged;
diff --git a/plugingui/tabbutton.cc b/plugingui/tabbutton.cc
index f46daa4..845dedb 100644
--- a/plugingui/tabbutton.cc
+++ b/plugingui/tabbutton.cc
@@ -106,6 +106,11 @@ void TabButton::repaintEvent(RepaintEvent* e)
p.drawText(x, y, font, text, true);
}
+void TabButton::scrollEvent(ScrollEvent* scroll_event)
+{
+ scrollNotifier(scroll_event->delta);
+}
+
void TabButton::clickHandler()
{
switchTabNotifier(tab_widget);
diff --git a/plugingui/tabbutton.h b/plugingui/tabbutton.h
index 1c4d84b..29e6e05 100644
--- a/plugingui/tabbutton.h
+++ b/plugingui/tabbutton.h
@@ -35,6 +35,8 @@
namespace GUI
{
+class ScrollEvent;
+
class TabButton
: public ButtonBase
{
@@ -48,10 +50,12 @@ public:
void setActive(bool active);
Notifier<Widget*> switchTabNotifier;
+ Notifier<float> scrollNotifier; // float delta
protected:
// From Widget:
virtual void repaintEvent(RepaintEvent* e) override;
+ virtual void scrollEvent(ScrollEvent* scroll_event) override;
private:
void clickHandler();
diff --git a/plugingui/tabwidget.cc b/plugingui/tabwidget.cc
index 06e7425..dde2137 100644
--- a/plugingui/tabwidget.cc
+++ b/plugingui/tabwidget.cc
@@ -46,6 +46,7 @@ void TabWidget::addTab(const std::string& title, Widget* widget)
button.setText(title);
stack.addWidget(widget);
CONNECT(&button, switchTabNotifier, this, &TabWidget::switchTab);
+ CONNECT(&button, scrollNotifier, this, &TabWidget::rotateTab);
sizeChanged(width(), height());
}
@@ -54,6 +55,24 @@ std::size_t TabWidget::getBarHeight() const
return topbar.height();
}
+void TabWidget::rotateTab(float delta)
+{
+ Widget* widget{nullptr};
+ if(delta > 0.0f)
+ {
+ widget = stack.getWidgetAfter(stack.getCurrentWidget());
+ }
+ else
+ {
+ widget = stack.getWidgetBefore(stack.getCurrentWidget());
+ }
+
+ if(widget)
+ {
+ switchTab(widget);
+ }
+}
+
void TabWidget::switchTab(Widget* tabWidget)
{
stack.setCurrentWidget(tabWidget);
diff --git a/plugingui/tabwidget.h b/plugingui/tabwidget.h
index ca96dc2..3f0e041 100644
--- a/plugingui/tabwidget.h
+++ b/plugingui/tabwidget.h
@@ -52,6 +52,8 @@ private:
void sizeChanged(int width, int height);
private:
+ //! Switch to the next tab if delta is > 0 or previous tab if delta is <= 0.
+ void rotateTab(float delta);
void switchTab(Widget* tabWidget);
void setActiveButtons(Widget* current_widget);