Compile warning fixes

Mostly unsigned/signed mismatches and an unused variable.

5 files changed, 20 insertions, 24 deletions

diff --git a/src/gui/skin.cpp b/src/gui/skin.cpp
index 27a0fa3d..f7cc8ba1 100644
--- a/src/gui/skin.cpp
+++ b/src/gui/skin.cpp
@@ -51,13 +51,13 @@ Skin::~Skin()
     closeImage->decRef();
 }
 
-unsigned int Skin::getMinWidth()
+int Skin::getMinWidth() const
 {
     return (border.grid[0]->getWidth() + border.grid[1]->getWidth()) +
             border.grid[2]->getWidth();
 }
 
-unsigned int Skin::getMinHeight()
+int Skin::getMinHeight() const
 {
     return (border.grid[0]->getHeight() + border.grid[3]->getHeight()) +
             border.grid[6]->getHeight();
diff --git a/src/gui/skin.h b/src/gui/skin.h
index b8a1242e..21bd84f2 100644
--- a/src/gui/skin.h
+++ b/src/gui/skin.h
@@ -60,12 +60,12 @@ class Skin
         /**
          * Returns the minimum width which can be used with this skin.
          */
-        unsigned int getMinWidth();
+        int getMinWidth() const;
 
         /**
          * Returns the minimum height which can be used with this skin.
          */
-        unsigned int getMinHeight();
+        int getMinHeight() const;
 
         int instances;
 
diff --git a/src/gui/trade.cpp b/src/gui/trade.cpp
index 2ba076a3..a95e1d43 100644
--- a/src/gui/trade.cpp
+++ b/src/gui/trade.cpp
@@ -277,7 +277,7 @@ void TradeWindow::valueChanged(const gcn::SelectionEvent &event)
     if (event.getSource() == mMyItemContainer &&
             (item = mMyItemContainer->getSelectedItem()))
         mPartnerItemContainer->selectNone();
-    else if (item = mPartnerItemContainer->getSelectedItem())
+    else if ((item = mPartnerItemContainer->getSelectedItem()))
         mMyItemContainer->selectNone();
 }
 
diff --git a/src/gui/window.cpp b/src/gui/window.cpp
index 83354a07..0a5c3b13 100644
--- a/src/gui/window.cpp
+++ b/src/gui/window.cpp
@@ -255,23 +255,23 @@ void Window::setLocationRelativeTo(ImageRect::ImagePosition position,
     setPosition(offsetX, offsetY);
 }
 
-void Window::setMinWidth(unsigned int width)
+void Window::setMinWidth(int width)
 {
     mMinWinWidth = width > mSkin->getMinWidth() ? width : mSkin->getMinWidth();
 }
 
-void Window::setMinHeight(unsigned int height)
+void Window::setMinHeight(int height)
 {
     mMinWinHeight = height > mSkin->getMinHeight() ?
                         height : mSkin->getMinHeight();
 }
 
-void Window::setMaxWidth(unsigned int width)
+void Window::setMaxWidth(int width)
 {
     mMaxWinWidth = width;
 }
 
-void Window::setMaxHeight(unsigned int height)
+void Window::setMaxHeight(int height)
 {
     mMaxWinHeight = height;
 }
@@ -326,11 +326,6 @@ void Window::setSticky(bool sticky)
     mSticky = sticky;
 }
 
-bool Window::isSticky()
-{
-    return mSticky;
-}
-
 void Window::setVisible(bool visible)
 {
     gcn::Window::setVisible(isSticky() || visible);
diff --git a/src/gui/window.h b/src/gui/window.h
index 7f15e262..44128f1d 100644
--- a/src/gui/window.h
+++ b/src/gui/window.h
@@ -117,42 +117,42 @@ class Window : public gcn::Window, gcn::WidgetListener
         /**
          * Sets the minimum width of the window.
          */
-        void setMinWidth(unsigned int width);
+        void setMinWidth(int width);
 
         /**
          * Sets the minimum height of the window.
          */
-        void setMinHeight(unsigned int height);
+        void setMinHeight(int height);
 
         /**
          * Sets the maximum width of the window.
          */
-        void setMaxWidth(unsigned int width);
+        void setMaxWidth(int width);
 
         /**
          * Sets the minimum height of the window.
          */
-        void setMaxHeight(unsigned int height);
+        void setMaxHeight(int height);
 
         /**
          * Gets the minimum width of the window.
          */
-        int getMinWidth() { return mMinWinWidth; }
+        int getMinWidth() const { return mMinWinWidth; }
 
         /**
          * Gets the minimum height of the window.
          */
-        int getMinHeight() { return mMinWinHeight; }
+        int getMinHeight() const { return mMinWinHeight; }
 
         /**
          * Gets the maximum width of the window.
          */
-        int getMaxWidth() { return mMaxWinWidth; }
+        int getMaxWidth() const { return mMaxWinWidth; }
 
         /**
          * Gets the minimum height of the window.
          */
-        int getMaxHeight() { return mMaxWinHeight; }
+        int getMaxHeight() const { return mMaxWinHeight; }
 
         /**
          * Sets flag to show a title or not.
@@ -168,7 +168,8 @@ class Window : public gcn::Window, gcn::WidgetListener
         /**
          * Returns whether the window is sticky.
          */
-        bool isSticky();
+        bool isSticky() const
+        { return mSticky; }
 
         /**
          * Overloads window setVisible by Guichan to allow sticky window
@@ -181,7 +182,7 @@ class Window : public gcn::Window, gcn::WidgetListener
          *
          * @return The parent window or <code>NULL</code> if there is none.
          */
-        Window *getParentWindow() { return mParent; }
+        Window *getParentWindow() const { return mParent; }
 
         /**
          * Schedule this window for deletion. It will be deleted at the start