//*****************************************************************************
//
//! Sends a pointer message.
//!
//! \param ulMessage is the pointer message to be sent.
//! \param lX is the X coordinate associated with the message.
//! \param lY is the Y coordinate associated with the message.
//!
//! This function sends a pointer message to the root widget. A pointer driver
//! (such as a touch screen driver) can use this function to deliver pointer
//! activity to the widget tree without having to have direct knowledge of the
//! structure of the widget framework.
//!
//! \return Returns 1 if the message was added to the queue, and 0 if it could
//! not be added since the queue is full.
//
//*****************************************************************************
int
WidgetPointerMessage(unsigned ulMessage, unsigned lX, unsigned lY)
{
//
// Add the message to the widget message queue.
//
return(WidgetMessageQueueAdd(WIDGET_ROOT, ulMessage, lX, lY, 1, 1));
}
static void DisplayGR(void)
{
tRectangle sRect;
// Fill the top 24 rows of the screen with blue to create the banner.
sRect.sXMin = 0;
sRect.sYMin = 0;
sRect.sXMax = GrContextDpyWidthGet(&sContext) - 1;
sRect.sYMax = 23;
GrContextForegroundSet(&sContext, ClrDarkBlue);
GrRectFill(&sContext, &sRect);
// Put a white box around the banner.
GrContextForegroundSet(&sContext, ClrWhite);
GrRectDraw(&sContext, &sRect);
// Put the application name in the middle of the banner.
GrContextFontSet(&sContext, &g_sFontCm20);
GrStringDrawCentered(&sContext, "grlib demo", -1,
GrContextDpyWidthGet(&sContext) / 2, 8, 0);
GrStringDrawCentered(&sContext, "Touch here to proceed ", -1,
GrContextDpyWidthGet(&sContext) / 2, 140, 0);
// Initialize the sound driver.
// Add the title block and the previous and next buttons to the widget tree.
WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious);
WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle);
WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext);
// Add the first panel to the widget tree.
g_ulPanel = 0;
WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels);
CanvasTextSet(&g_sTitle, g_pcPanelNames[0]);
// Issue the initial paint request to the widgets.
//WidgetPaint(WIDGET_ROOT);
WidgetMessageQueueAdd(WIDGET_ROOT, WIDGET_MSG_PAINT, 0, 0, 0, 0);
}
//*****************************************************************************
//
// Sends a button press message to whichever widget has the button focus.
//
//*****************************************************************************
static void
SendWidgetKeyMessage(uint32_t ui32Msg)
{
WidgetMessageQueueAdd(WIDGET_ROOT, ui32Msg, g_ui32KeyFocusWidgetHandle, 0,
1, 1);
}
//*****************************************************************************
//
// Sends a button/key press message to the slide menu widget that is showing
// files.
//
//*****************************************************************************
static void
SendWidgetKeyMessage(uint32_t ui32Msg)
{
WidgetMessageQueueAdd(WIDGET_ROOT,
ui32Msg, (uint32_t)&g_sFileMenuWidget, 0, 1, 1);
}