apps/graphics/twm4nx: Trying (unsuccessfully so far) to get events from iconified windows.

graphics/twm4nx/src/ciconwidget.cxx

@@ -181,7 +181,12 @@ bool CIconWidget::initialize(FAR NXWidgets::IBitmap *ibitmap,
       return false;
     }
 
+  // Configure the image
+
   image->setBorderless(true);
+  image->disable();
+  image->disableDrawing();
+  image->setRaisesEvents(true);
 
   // Get the position icon text, centering horizontally if the image
   // width is larger than the text width
@@ -208,7 +213,13 @@ bool CIconWidget::initialize(FAR NXWidgets::IBitmap *ibitmap,
       return false;
     }
 
+  // Configure the icon label
+
+  label->setFont(iconFont);
   label->setBorderless(true);
+  label->disable();
+  label->disableDrawing();
+  label->setRaisesEvents(true);
 
   // Add the CImage to to the containing widget
 
@@ -578,16 +589,3 @@ bool CIconWidget::iconUngrab(FAR struct SEventMsg *eventmsg)
   m_twm4nx->setCursorImage(&CONFIG_TWM4NX_CURSOR_IMAGE);
   return false;
 }
-
-/**
- * Draw the area of this widget that falls within the clipping region.
- * Called by the redraw() function to draw all visible regions.
- * @param port The NXWidgets::CGraphicsPort to draw to.
- * @see redraw()
- */
-
-void CIconWidget::drawContents(NXWidgets::CGraphicsPort *port)
-{
-  port->drawFilledRect(getX(), getY(), getWidth(), getHeight(),
-                       getBackgroundColor());
-}

graphics/twm4nx/src/cwindow.cxx

@@ -332,7 +332,15 @@ bool CWindow::initialize(FAR const char *name,
       return false;
     }
 
-  enableWidgets();
+  // Initialize the icon widget
+
+  m_iconWidget->disable();
+  m_iconWidget->disableDrawing();
+  m_iconWidget->setRaisesEvents(true);
+
+  // Re-enable toolbar widgets
+
+  enableToolbarWidgets();
   return true;
 }
 
@@ -473,11 +481,16 @@ void CWindow::iconify(void)
       m_modal = false;
       m_nxWin->modal(false);
 
-      // Raise the icon window and lower the main window
+      // Enable and redraw the icon widget and lower the main window
 
       m_iconified = true;
       m_nxWin->lower();
+
       m_iconOn = true;
+      m_iconWidget->enable();
+      m_iconWidget->enableDrawing();
+      m_iconWidget->redraw();
+
       m_nxWin->synchronize();
     }
 }
@@ -488,11 +501,15 @@ void CWindow::deIconify(void)
 
   if (isIconified())
     {
-      // Raise the main window and lower the icon window
+      // Raise the main window and hide the icon width
 
       m_iconified = false;
       m_nxWin->raise();
+
       m_iconOn = false;
+      m_iconWidget->disableDrawing();
+      m_iconWidget->disable();
+
       m_nxWin->synchronize();
     }
 }
@@ -769,9 +786,9 @@ bool CWindow::createToolbar(void)
 
 bool CWindow::updateToolbarLayout(void)
 {
-  // Disable widget drawing and events while we do this
+  // Disable toolbar widget drawing and events while we do this
 
-  disableWidgets();
+  disableToolbarWidgets();
 
   // Reposition all right buttons.  Change the width of the
   // toolbar does not effect the left side spacing.
@@ -819,15 +836,15 @@ bool CWindow::updateToolbarLayout(void)
   titleSize.w = m_tbRightX - m_tbLeftX - CONFIG_TWM4NX_FRAME_VSPACING + 1;
 
   bool success = m_tbTitle->resize(titleSize.w, titleSize.h);
-  enableWidgets();
+  enableToolbarWidgets();
   return success;
 }
 
 /**
- * Disable widget drawing and widget events.
+ * Disable toolbar widget drawing and widget events.
  */
 
-bool CWindow::disableWidgets(void)
+bool CWindow::disableToolbarWidgets(void)
 {
   for (int btindex = 0; btindex < NTOOLBAR_BUTTONS; btindex++)
     {
@@ -845,10 +862,10 @@ bool CWindow::disableWidgets(void)
 }
 
 /**
- * Enable widget drawing and widget events.
+ * Enable toolbar widget drawing and widget events.
  */
 
-bool CWindow::enableWidgets(void)
+bool CWindow::enableToolbarWidgets(void)
 {
   for (int btindex = 0; btindex < NTOOLBAR_BUTTONS; btindex++)
     {
@@ -1434,7 +1451,7 @@ bool CWindow::toolbarUngrab(FAR struct SEventMsg *eventmsg)
   // Restore the normal cursor image
 
   m_twm4nx->setCursorImage(&CONFIG_TWM4NX_CURSOR_IMAGE);
-  return false;
+  return true;
 }
 
 /**

include/graphics/twm4nx/ciconwidget.hxx

@@ -187,15 +187,6 @@ namespace Twm4Nx
 
       bool iconUngrab(FAR struct SEventMsg *eventmsg);
 
-      /**
-       * Draw the area of this widget that falls within the clipping region.
-       * Called by the redraw() function to draw all visible regions.
-       * @param port The NXWidgets::CGraphicsPort to draw to.
-       * @see redraw()
-       */
-
-      void drawContents(NXWidgets::CGraphicsPort* port);
-
       /**
        * Copy constructor is protected to prevent usage.
        */

include/graphics/twm4nx/cwindow.hxx

@@ -214,16 +214,16 @@ namespace Twm4Nx
       bool updateToolbarLayout(void);
 
       /**
-       * Disable widget drawing and widget events.
+       * Disable toolbar widget drawing and widget events.
        */
 
-      bool disableWidgets(void);
+      bool disableToolbarWidgets(void);
 
       /**
-       * Enable widget drawing and widget events.
+       * Enable toolbar widget drawing and widget events.
        */
 
-      bool enableWidgets(void);
+      bool enableToolbarWidgets(void);
 
       /**
        * After the toolbar was grabbed, it may be dragged then dropped, or it