fix window loosing focus on switching editing modes, add widget for holes mode

CMakeLists.txt

@@ -232,7 +232,7 @@ IF(WIN32)
 
   set ( os_headers
         include/win/StackWalker.h
-      )
+          src/noggit/ui/hole_tool.cpp src/noggit/ui/hole_tool.hpp)
 ENDIF(WIN32)
 
 COLLECT_FILES(true headers_to_moc src/noggit ".h;.hpp")

src/noggit/MapView.cpp

@@ -33,6 +33,7 @@
 #include <noggit/ui/terrain_tool.hpp>
 #include <noggit/ui/texture_swapper.hpp>
 #include <noggit/ui/texturing_tool.hpp>
+#include <noggit/ui/hole_tool.hpp>
 #include <noggit/ui/texture_palette_small.hpp>
 #include <opengl/scoped.hpp>
 
@@ -88,6 +89,8 @@ void MapView::set_editing_mode (editing_mode mode)
 
   terrainMode = mode;
   _toolbar->check_tool (mode);
+
+  this->activateWindow();
 }
 
 void MapView::setToolPropertyWidgetVisibility(editing_mode mode)
@@ -120,6 +123,9 @@ void MapView::setToolPropertyWidgetVisibility(editing_mode mode)
   case editing_mode::object:
     _object_editor_dock->setVisible(!ui_hidden);
     break;
+  case editing_mode::holes:
+    _hole_tool_dock->setVisible(!ui_hidden);
+    break;
   }
 
   
@@ -218,6 +224,11 @@ void MapView::createGUI()
   _texturing_dock->setWidget(texturingTool);
   _tool_properties_docks.insert(_texturing_dock);
 
+  _hole_tool_dock = new QDockWidget("Holes", this);
+  holeTool = new noggit::ui::hole_tool(_hole_tool_dock);
+  _hole_tool_dock->setWidget(holeTool);
+  _tool_properties_docks.insert(_hole_tool_dock);
+
   _areaid_editor_dock = new QDockWidget("Area ID", this);
   ZoneIDBrowser = new noggit::ui::zone_id_browser(_areaid_editor_dock);
   _areaid_editor_dock->setWidget(ZoneIDBrowser);

src/noggit/MapView.h

@@ -48,6 +48,7 @@ namespace noggit
     class water;
     class zone_id_browser;
     class texture_palette_small;
+    class hole_tool;
     struct main_window;
     struct tileset_chooser;
   }
@@ -306,4 +307,6 @@ private:
   QDockWidget* _vertex_shading_dock;
   noggit::ui::texturing_tool* texturingTool;
   QDockWidget* _texturing_dock;
+  noggit::ui::hole_tool* holeTool;
+  QDockWidget* _hole_tool_dock;
 };

src/noggit/ui/hole_tool.cpp

@@ -0,0 +1,52 @@
+// This file is part of Noggit3, licensed under GNU General Public License (version 3).
+#include "hole_tool.hpp"
+
+#include <QtWidgets/QVBoxLayout>
+#include <QtWidgets/QFormLayout>
+
+namespace noggit
+{
+  namespace ui
+  {
+    hole_tool::hole_tool(QWidget* parent) : QWidget(parent)
+    {
+      auto layout = new QFormLayout(this);
+
+      _radius_spin = new QDoubleSpinBox (this);
+      _radius_spin->setRange (0.0f, 250.0f);
+      _radius_spin->setDecimals (2);
+      _radius_spin->setValue (_radius);
+
+      layout->addRow ("Radius:", _radius_spin);
+
+      _radius_slider = new QSlider (Qt::Orientation::Horizontal, this);
+      _radius_slider->setRange (0, 100);
+      _radius_slider->setSliderPosition (_radius);
+
+      layout->addRow (_radius_slider);
+
+      connect ( _radius_spin, qOverload<double> (&QDoubleSpinBox::valueChanged)
+          , [&] (double v)
+                {
+                  _radius = v;
+                  QSignalBlocker const blocker(_radius_slider);
+                  _radius_slider->setSliderPosition ((int)std::round (v));
+                }
+      );
+
+      connect ( _radius_slider, &QSlider::valueChanged
+          , [&] (int v)
+                {
+                  _radius = v;
+                  QSignalBlocker const blocker(_radius_spin);
+                  _radius_spin->setValue(v);
+                }
+      );
+    }
+
+    void hole_tool::changeRadius(float change)
+    {
+      _radius_spin->setValue (_radius + change);
+    }
+  }
+}

src/noggit/ui/hole_tool.hpp

@@ -0,0 +1,38 @@
+// This file is part of Noggit3, licensed under GNU General Public License (version 3).
+
+#pragma once
+
+#include <QtWidgets/QWidget>
+#include <QtWidgets/QTreeWidget>
+#include <QtWidgets/QDoubleSpinBox>
+#include <QtWidgets/QSlider>
+
+#include <functional>
+#include <string>
+
+namespace noggit
+{
+  namespace ui
+  {
+    class hole_tool : public QWidget
+    {
+    Q_OBJECT
+
+    public:
+      hole_tool(QWidget* parent = nullptr);
+
+      void changeRadius(float change);
+
+      float brushRadius() const { return _radius; }
+
+    private:
+
+      QSlider* _radius_slider;
+      QDoubleSpinBox* _radius_spin;
+
+      float _radius = 15.0f;
+
+    };
+  }
+}
+