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Only indicate when the left mouse button is pressed in the MouseHostWithParser host demo.

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This commit is contained in:
Dean Camera 2016-03-14 20:37:49 +11:00
parent f7cdc82369
commit df16148a02
1 changed files with 6 additions and 1 deletions
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7
Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c
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@ -132,13 +132,17 @@ void MouseHost_Task(void)
if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) && if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
(ReportItem->ItemType == HID_REPORT_ITEM_In)) (ReportItem->ItemType == HID_REPORT_ITEM_In))
{ {
if (ReportItem->Value) /* Buttons are numbered sequentially in their HID usages, button 1 is the left mouse button */
uint8_t ButtonID = ReportItem->Attributes.Usage.Usage;
if ((ButtonID == 1) && (ReportItem->Value != 0))
LEDMask = LEDS_ALL_LEDS; LEDMask = LEDS_ALL_LEDS;
} }
else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) && else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
(ReportItem->Attributes.Usage.Usage == USAGE_SCROLL_WHEEL) && (ReportItem->Attributes.Usage.Usage == USAGE_SCROLL_WHEEL) &&
(ReportItem->ItemType == HID_REPORT_ITEM_In)) (ReportItem->ItemType == HID_REPORT_ITEM_In))
{ {
/* Convert wheel data to a 16-bit signed value */
int16_t WheelDelta = HID_ALIGN_DATA(ReportItem, int16_t); int16_t WheelDelta = HID_ALIGN_DATA(ReportItem, int16_t);
if (WheelDelta) if (WheelDelta)
@ -149,6 +153,7 @@ void MouseHost_Task(void)
(ReportItem->Attributes.Usage.Usage == USAGE_Y)) && (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
(ReportItem->ItemType == HID_REPORT_ITEM_In)) (ReportItem->ItemType == HID_REPORT_ITEM_In))
{ {
/* Convert X/Y movement to 16-bit signed value */
int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t); int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t);
if (DeltaMovement) if (DeltaMovement)