asd

scrollbar.cpp

@@ -0,0 +1,83 @@
+#include "QPainter"
+#include "scrollbar.h"
+#include "colorscheme.h"
+
+ScrollBar::ScrollBar(QWidget* widget)
+    : QWidget(widget),
+      mutex()
+{
+    resize(16, 100);
+}
+
+ScrollBar::~ScrollBar()
+{
+    auto highlight = highlights;
+
+    while (highlight != NULL)
+    {
+        auto tmp = highlight->next;
+        delete highlight;
+        highlight = tmp;
+    }
+}
+
+void ScrollBar::removeHighlightsWhere(std::function<bool (ScrollBarHighlight&)> func)
+{
+    mutex.lock();
+
+    ScrollBarHighlight* last = NULL;
+    ScrollBarHighlight* current = highlights;
+
+    while (current != NULL)
+    {
+        if (func(*current))
+        {
+            if (last == NULL)
+            {
+                highlights = current->next;
+            }
+            else
+            {
+                last->next = current->next;
+            }
+
+            auto oldCurrent = current;
+
+            current = current->next;
+            last = current;
+
+            delete oldCurrent;
+        }
+    }
+
+    mutex.unlock();
+}
+
+void ScrollBar::addHighlight(ScrollBarHighlight* highlight)
+{
+    mutex.lock();
+
+    if (highlights == NULL)
+    {
+        highlights = highlight;
+    }
+    else
+    {
+        highlight->next = highlights->next;
+        highlights->next = highlight;
+    }
+
+    mutex.unlock();
+}
+
+void ScrollBar::paintEvent(QPaintEvent *)
+{
+    QPainter painter(this);
+    painter.fillRect(rect(), ColorScheme::getInstance().ScrollbarBG);
+
+    mutex.lock();
+
+
+
+    mutex.unlock();
+}