CL-476 "View print jobs" and "View printers" buttons should be blue

Subtask of CL-457 Cura plugin: primary visual improvements

plugins/UM3NetworkPrinting/OpenPanelButton.qml

@@ -14,5 +14,58 @@ Button {
     tooltip: catalog.i18nc("@info:tooltip", "Opens the print jobs page with your default web  browser.")
     text: catalog.i18nc("@action:button", "View print jobs")
 
-    style: UM.Theme.styles.sidebar_action_button
+    // FIXME: This button style is copied and duplicated from SaveButton.qml
+    style: ButtonStyle {
+        background: Rectangle
+        {
+            border.width: UM.Theme.getSize("default_lining").width
+            border.color:
+            {
+                if(!control.enabled)
+                    return UM.Theme.getColor("action_button_disabled_border");
+                else if(control.pressed)
+                    return UM.Theme.getColor("print_button_ready_pressed_border");
+                else if(control.hovered)
+                    return UM.Theme.getColor("print_button_ready_hovered_border");
+                else
+                    return UM.Theme.getColor("print_button_ready_border");
+            }
+            color:
+            {
+                if(!control.enabled)
+                    return UM.Theme.getColor("action_button_disabled");
+                else if(control.pressed)
+                    return UM.Theme.getColor("print_button_ready_pressed");
+                else if(control.hovered)
+                    return UM.Theme.getColor("print_button_ready_hovered");
+                else
+                    return UM.Theme.getColor("print_button_ready");
+            }
+
+            Behavior on color { ColorAnimation { duration: 50; } }
+
+            implicitWidth: actualLabel.contentWidth + (UM.Theme.getSize("sidebar_margin").width * 2)
+
+            Label {
+                id: actualLabel
+                anchors.centerIn: parent
+                color:
+                {
+                    if(!control.enabled)
+                        return UM.Theme.getColor("action_button_disabled_text");
+                    else if(control.pressed)
+                        return UM.Theme.getColor("print_button_ready_text");
+                    else if(control.hovered)
+                        return UM.Theme.getColor("print_button_ready_text");
+                    else
+                        return UM.Theme.getColor("print_button_ready_text");
+                }
+                font: UM.Theme.getFont("action_button")
+                text: control.text;
+            }
+        }
+        label: Item { }
+    }
+
+
 }