Add new tabs to the main window.

4 files changed, 80 insertions, 9 deletions

diff --git a/plugingui/mainwindow.cc b/plugingui/mainwindow.cc
index cbc3265..b99e781 100644
--- a/plugingui/mainwindow.cc
+++ b/plugingui/mainwindow.cc
@@ -85,6 +85,8 @@ void MainWindow::repaintEvent(RepaintEvent* repaintEvent)
 
 	Painter painter(*this);
 
+	auto bar_height = tabs.getBarHeight();
+
 	// Grey background
 	painter.drawImageStretched(0, 0, back, width(), height());
 
@@ -92,10 +94,15 @@ void MainWindow::repaintEvent(RepaintEvent* repaintEvent)
 	painter.drawImage(width() - logo.width() - 16,
 	                  height() - logo.height(), logo);
 
+	// Topbar above the sidebars
+	topbar.setSize(16, bar_height);
+	painter.drawImage(0, 0, topbar);
+	painter.drawImage(width() - 16, 0, topbar);
+
 	// Sidebars
-	sidebar.setSize(16, height());
-	painter.drawImage(0, 0, sidebar);
-	painter.drawImage(width() - 16, 0, sidebar);
+	sidebar.setSize(16, height() - bar_height + 1);
+	painter.drawImage(0, bar_height-1, sidebar);
+	painter.drawImage(width() - 16, bar_height-1, sidebar);
 }
 
 void MainWindow::sizeChanged(std::size_t width, std::size_t height)
diff --git a/plugingui/mainwindow.h b/plugingui/mainwindow.h
index a20f9dc..f922d4c 100644
--- a/plugingui/mainwindow.h
+++ b/plugingui/mainwindow.h
@@ -73,6 +73,11 @@ private:
 			16, 0, 0, // delta-x
 			14, 1, 14}; // delta-y
 
+	TexturedBox topbar{getImageCache(), ":topbar.png",
+			0, 0, // atlas offset (x, y)
+			1, 1, 1, // dx1, dx2, dx3
+			17, 1, 1}; // dy1, dy2, dy3
+
 	bool closing{false};
 
 	Settings& settings;
diff --git a/plugingui/tabwidget.cc b/plugingui/tabwidget.cc
index 10dd996..5082b5b 100644
--- a/plugingui/tabwidget.cc
+++ b/plugingui/tabwidget.cc
@@ -26,6 +26,8 @@
  */
 #include "tabwidget.h"
 
+#include "painter.h"
+
 namespace GUI
 {
 
@@ -34,6 +36,7 @@ TabWidget::TabWidget(Widget *parent)
 	, stack(this)
 {
 	CONNECT(this, sizeChangeNotifier, this, &TabWidget::sizeChanged);
+	CONNECT(&stack, currentChanged, this, &TabWidget::setActiveButtons);
 }
 
 void TabWidget::addTab(const std::string& title, Widget* widget)
@@ -46,29 +49,72 @@ void TabWidget::addTab(const std::string& title, Widget* widget)
 	sizeChanged(width(), height());
 }
 
+std::size_t TabWidget::getBarHeight() const
+{
+	return topbar.height();
+}
+
 void TabWidget::switchTab(Widget* tabWidget)
 {
 	stack.setCurrentWidget(tabWidget);
 }
 
+void TabWidget::setActiveButtons(Widget* current_widget)
+{
+	for (auto& button : buttons) {
+		if (button.getTabWidget() == current_widget) {
+			button.setActive(true);
+		}
+		else {
+			button.setActive(false);
+		}
+	}
+}
+
 void TabWidget::sizeChanged(int width, int height)
 {
 	std::size_t pos = 0;
-	std::size_t buttonWidth = 1;
+
+	std::size_t button_width = 1;
+	std::size_t bar_height = 25;
+	std::size_t button_border_width = 10;
+
+	std::size_t button_padding_left = 25;
+	std::size_t button_padding_inner = 3;
+	std::size_t logo_padding_right = button_padding_left / 2;
+
+	Painter p(*this);
+	p.clear();
+
 	if(buttons.size() > 0)
 	{
-		buttonWidth = width / buttons.size();
+		for (auto& button : buttons)
+		{
+			auto min_width = button.getMinimalWidth();
+			button_width = std::max(button_width, min_width + button_border_width);
+		}
+
+		button_width = std::min(button_width, width / buttons.size());
 	}
 
+	// draw the upper bar
+	topbar.setSize(width, bar_height);
+	p.drawImage(0, 0, topbar);
+	auto x_logo = width - toplogo.width() - logo_padding_right;
+	auto y_logo = (bar_height - toplogo.height()) / 2;
+	p.drawImage(x_logo, y_logo, toplogo);
+
+	// place the buttons
+	pos = button_padding_left;
 	for(auto& button : buttons)
 	{
-		button.resize(buttonWidth, 40);
+		button.resize(button_width, bar_height);
 		button.move(pos, 0);
-		pos += buttonWidth;
+		pos += button_width + button_padding_inner;
 	}
 
-	stack.move(0, 40);
-	stack.resize(width, height - 40);
+	stack.move(0, bar_height);
+	stack.resize(width, height - bar_height);
 }
 
 } // GUI::
diff --git a/plugingui/tabwidget.h b/plugingui/tabwidget.h
index 5a67743..d35550f 100644
--- a/plugingui/tabwidget.h
+++ b/plugingui/tabwidget.h
@@ -29,6 +29,7 @@
 #include "widget.h"
 #include "tabbutton.h"
 #include "stackedwidget.h"
+#include "texture.h"
 
 namespace GUI
 {
@@ -44,15 +45,27 @@ public:
 	//! \param widget The widget to show in the tab.
 	void addTab(const std::string& title, Widget* widget);
 
+	std::size_t getBarHeight() const;
+
 private:
 	//! Callback for Widget::sizeChangeNotifier
 	void sizeChanged(int width, int height);
 
 private:
 	void switchTab(Widget* tabWidget);
+	void setActiveButtons(Widget* current_widget);
 
 	std::list<TabButton> buttons;
 	StackedWidget stack;
+
+	TexturedBox topbar{getImageCache(), ":topbar.png",
+			0, 0, // atlas offset (x, y)
+			1, 1, 1, // dx1, dx2, dx3
+			17, 1, 1}; // dy1, dy2, dy3
+
+	Texture toplogo{getImageCache(), ":toplogo.png",
+			0, 0, // atlas offset (x, y)
+			95, 17}; // width, height
 };
 
 } // GUI::