Fixed bug with missile colouring in debugger not changing colour

until after an instruction was executed.  Also, toggle-able widgets
(pixel and bits) in the debugger can now be toggled with a single
mouse click, not a double-click.  These fix issue #15.

Changes.txt

@@ -74,6 +74,8 @@
     - The TIA tab now shows 'old' contents of player and ball registers
     - Various UI items are crossed out when disabled, to more clearly
       indicate their current state
+    - Various UI items that previously required a double-click to toggle
+      (pixel and bit widgets) now require only a single-click.
     - Command completion now works with internal functions and pseudo-ops
       (basically, anything starting with the '_' character)
     - System labels (aka, register names, etc) can now be typed in lower-

src/debugger/gui/TiaWidget.cxx

@@ -1012,16 +1012,8 @@ void TiaWidget::loadConfig()
   // M0 register info
   ////////////////////////////
   // enaM0
-  if(tia.enaM0())
-  {
-    myEnaM0->setColor(state.coluRegs[0]);
-    myEnaM0->setIntState(1, false);
-  }
-  else
-  {
-    myEnaM0->setColor(kBGColorLo);
-    myEnaM0->setIntState(0, false);
-  }
+  myEnaM0->setColor(state.coluRegs[0]);
+  myEnaM0->setIntState(tia.enaM0() ? 1: 0, false);
 
   // posM0
   myPosM0->setList(0, state.pos[M0], state.pos[M0] != oldstate.pos[M0]);
@@ -1039,16 +1031,8 @@ void TiaWidget::loadConfig()
   // M1 register info
   ////////////////////////////
   // enaM1
-  if(tia.enaM1())
-  {
-    myEnaM1->setColor(state.coluRegs[1]);
-    myEnaM1->setIntState(1, false);
-  }
-  else
-  {
-    myEnaM1->setColor(kBGColorLo);
-    myEnaM1->setIntState(0, false);
-  }
+  myEnaM1->setColor(state.coluRegs[1]);
+  myEnaM1->setIntState(tia.enaM1() ? 1: 0, false);
 
   // posM1
   myPosM1->setList(0, state.pos[M1], state.pos[M1] != oldstate.pos[M1]);

src/debugger/gui/ToggleBitWidget.cxx

@@ -25,7 +25,7 @@
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 ToggleBitWidget::ToggleBitWidget(GuiObject* boss, const GUI::Font& font,
                                  int x, int y, int cols, int rows, int colchars)
-  : ToggleWidget(boss, font, x, y, cols, rows)
+  : ToggleWidget(boss, font, x, y, cols, rows, 1)
 {
   _rowHeight = font.getLineHeight();
   _colWidth  = colchars * font.getMaxCharWidth() + 8;

src/debugger/gui/TogglePixelWidget.cxx

@@ -25,7 +25,7 @@
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 TogglePixelWidget::TogglePixelWidget(GuiObject* boss, const GUI::Font& font,
                                      int x, int y, int cols, int rows)
-  : ToggleWidget(boss, font, x, y, cols, rows),
+  : ToggleWidget(boss, font, x, y, cols, rows, 1),
     _pixelColor(0),
     _backgroundColor(kDlgColor),
     _swapBits(false),

src/debugger/gui/ToggleWidget.cxx

@@ -21,7 +21,8 @@
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 ToggleWidget::ToggleWidget(GuiObject* boss, const GUI::Font& font,
-                           int x, int y, int cols, int rows)
+                           int x, int y, int cols, int rows,
+                           int clicksToChange)
   : Widget(boss, font, x, y, 16, 16),
     CommandSender(boss),
     _rows(rows),
@@ -31,6 +32,7 @@ ToggleWidget::ToggleWidget(GuiObject* boss, const GUI::Font& font,
     _rowHeight(0),
     _colWidth(0),
     _selectedItem(0),
+    _clicksToChange(clicksToChange),
     _editable(true)
 {
   _flags = WIDGET_ENABLED | WIDGET_CLEARBG | WIDGET_RETAIN_FOCUS |
@@ -66,7 +68,7 @@ void ToggleWidget::handleMouseUp(int x, int y, int button, int clickCount)
 
   // If this was a double click and the mouse is still over the selected item,
   // send the double click command
-  if (clickCount == 2 && (_selectedItem == findItem(x, y)))
+  if (clickCount == _clicksToChange && (_selectedItem == findItem(x, y)))
   {
     _stateList[_selectedItem] = !_stateList[_selectedItem];
     _changedList[_selectedItem] = !_changedList[_selectedItem];

src/debugger/gui/ToggleWidget.hxx

@@ -33,7 +33,8 @@ class ToggleWidget : public Widget, public CommandSender
 
   public:
     ToggleWidget(GuiObject* boss, const GUI::Font& font,
-                 int x, int y, int cols, int rows);
+                 int x, int y, int cols, int rows,
+                 int clicksToChange = 2);
     virtual ~ToggleWidget() = default;
 
     const BoolArray& getState()    { return _stateList; }
@@ -55,6 +56,7 @@ class ToggleWidget : public Widget, public CommandSender
     int  _rowHeight;   // explicitly set in child classes
     int  _colWidth;    // explicitly set in child classes
     int  _selectedItem;
+    int  _clicksToChange;  // number of clicks to register a change
     bool _editable;
 
     BoolArray  _stateList;