Remove various unused variables

Clang and Gcc-4.9 complaint about some unused variables here
and there. And who are we to not make a compiler happy :)

src/FbRootWindow.cc

@@ -55,7 +55,7 @@ FbRootWindow::FbRootWindow(int screen_num):
 
         for (int i = 0; i < vinfo_nitems; i++) {
             if ((DefaultDepth(disp, screen_num) < vinfo_return[i].depth)
-                    && (depth() < vinfo_return[i].depth)){
+                    && (static_cast<int>(depth()) < vinfo_return[i].depth)){
                 m_visual = vinfo_return[i].visual;
                 setDepth(vinfo_return[i].depth);
             }

src/FbTk/FbWindow.cc

@@ -495,7 +495,6 @@ long FbWindow::cardinalProperty(Atom prop,bool*exists) const {
     Atom type;
     int format;
     unsigned long nitems, bytes_after;
-    int result;
     long* num;
     long ret=0;
     if (exists) *exists=false;

src/Keys.cc

@@ -490,7 +490,6 @@ bool Keys::addBinding(const string &linebuffer) {
                 }
                 mod = 0;
                 key = 0;
-                type = 0;
                 context = 0;
                 isdouble = false;
             }

src/Remember.cc

@@ -453,12 +453,9 @@ int parseApp(ifstream &file, Application &app, string *first_line = 0) {
             }
             if (err > 0 ) {
                 parse_pos += err;
-                err = FbTk::StringUtil::getStringBetween(str_label,
+                FbTk::StringUtil::getStringBetween(str_label,
                                                          line.c_str() + parse_pos,
                                                          '{', '}');
-                if (err>0) {
-                    parse_pos += err;
-                }
             } else
                 continue; //read next line
 
@@ -1131,7 +1128,7 @@ void Remember::rememberAttrib(WinClient &winclient, Attribute attrib) {
         app = add(winclient);
         if (!app) return;
     }
-    int head, head_x, head_y, win_w, win_h, percx, percy;
+    int head, percx, percy;
     switch (attrib) {
     case REM_WORKSPACE:
         app->rememberWorkspace(win->workspaceNumber());
@@ -1141,15 +1138,15 @@ void Remember::rememberAttrib(WinClient &winclient, Attribute attrib) {
         break;
     case REM_DIMENSIONS: {
         head = win->screen().getHead(win->fbWindow());
-        int percx = win->screen().calRelativeDimensionWidth(head, win->normalWidth());
-        int percy = win->screen().calRelativeDimensionHeight(head, win->normalHeight());
+        percx = win->screen().calRelativeDimensionWidth(head, win->normalWidth());
+        percy = win->screen().calRelativeDimensionHeight(head, win->normalHeight());
         app->rememberDimensions(percx, percy, true);
         break;
     }
     case REM_POSITION: {
         head = win->screen().getHead(win->fbWindow());
-        int percx = win->screen().calRelativePositionWidth(head, win->normalX());
-        int percy = win->screen().calRelativePositionHeight(head, win->normalY());
+        percx = win->screen().calRelativePositionWidth(head, win->normalX());
+        percy = win->screen().calRelativePositionHeight(head, win->normalY());
         app->rememberPosition(percx, percy, true);
         break;
     }

src/RowSmartPlacement.cc

@@ -59,10 +59,12 @@ bool RowSmartPlacement::placeWindow(const FluxboxWindow &win, int head,
     bool left_right = 
         screen_placement.rowDirection() == ScreenPlacement::LEFTRIGHT;
 
-    int change_x = 1, change_y = 1;
+    int change_x = 1;
 
-    if (screen_placement.colDirection() == ScreenPlacement::BOTTOMTOP)
-        change_y = -1;
+// unused code:
+//  int  change_y = 1;
+//  if (screen_placement.colDirection() == ScreenPlacement::BOTTOMTOP)
+//      change_y = -1;
 
     if (screen_placement.rowDirection() == ScreenPlacement::RIGHTLEFT)
         change_x = -1;

src/SystemTray.cc

@@ -75,18 +75,15 @@ public:
         int actual_format;
         unsigned long nitems, bytes_after;
         unsigned long *prop;
-        bool mapped = false;
         Atom embed_info = SystemTray::getXEmbedInfoAtom();
         if (property(embed_info, 0l, 2l, false, embed_info,
                      &actual_type, &actual_format, &nitems, &bytes_after,
                      (unsigned char **) &prop) && prop != 0) {
-            mapped = (bool)(static_cast<unsigned long>(prop[1]) & XEMBED_MAPPED);
+
             XFree(static_cast<void *>(prop));
-
-
-            fbdbg<<"(SystemTray::TrayWindow::getMappedDefault(): XEMBED_MAPPED = "<<mapped<<endl;
-
-
+            fbdbg << "(SystemTray::TrayWindow::getMappedDefault(): XEMBED_MAPPED = "
+                << (bool)(static_cast<unsigned long>(prop[1]) & XEMBED_MAPPED)
+                << endl;
         }
         return true;
     }

src/Window.cc

@@ -332,12 +332,11 @@ FluxboxWindow::~FluxboxWindow() {
             unregisterWindow(frame().window().window());
     }
 
-
-    const char* title = m_client ? m_client->title().logical().c_str() : "" ;
-    fbdbg<<"starting ~FluxboxWindow("<<this<<","<<title<<")"<<endl;
-    fbdbg<<"num clients = "<<numClients()<<endl;
-    fbdbg<<"curr client = "<<m_client<<endl;
-    fbdbg<<"m_labelbuttons.size = "<<m_labelbuttons.size()<<endl;
+    fbdbg << "starting ~FluxboxWindow(" << this << "," 
+        << (m_client ? m_client->title().logical().c_str() : "") << ")" << endl
+        << "num clients = " << numClients() << endl
+        << "curr client = "<< m_client << endl
+        << "m_labelbuttons.size = " << m_labelbuttons.size() << endl;
 
     if (moving)
         stopMoving(true);

util/fluxbox-remote.cc

@@ -43,7 +43,6 @@ int main(int argc, char **argv) {
     int         rc;
     Display*    disp;
     Window      root;
-    Atom        atom_utf8;
     Atom        atom_fbcmd; 
     Atom        atom_result;
     xerror_cb_t error_cb;
@@ -62,7 +61,6 @@ int main(int argc, char **argv) {
     }
 
     cmd = argv[1];
-    atom_utf8 = XInternAtom(disp, "UTF8_STRING", False);
     atom_fbcmd = XInternAtom(disp, "_FLUXBOX_ACTION", False);
     atom_result = XInternAtom(disp, "_FLUXBOX_ACTION_RESULT", False);
     root = DefaultRootWindow(disp);