Add some keyboard widget support

demos/modules/gwin/textedit/gfxconf.h

@@ -63,7 +63,10 @@
 
 /* Features for the GINPUT subsystem. */
 #define GINPUT_NEED_MOUSE		TRUE
+
+/* One or both of these */
 #define GINPUT_NEED_KEYBOARD	TRUE
+#define GWIN_NEED_KEYBOARD       TRUE
 
 /* Features for the GQUEUE subsystem. */
 #define GFX_USE_GQUEUE                               TRUE

demos/modules/gwin/textedit/main.c

@@ -34,6 +34,9 @@ static GHandle		ghTextedit1;
 static GHandle		ghTextedit2;
 static GHandle		ghTextedit3;
 static GListener	gl;
+#if GWIN_NEED_KEYBOARD
+	static GHandle		ghKeyboard;
+#endif
 
 static void guiCreate(void)
 {
@@ -80,6 +83,17 @@ static void guiCreate(void)
 	wi.text = "the different widgets";
 	ghTextedit3 = gwinTexteditCreate(0, &wi, 100);
 	//gwinTexteditSetBorder(ghTextedit3, TRUE);
+
+	// Virtual keyboard
+#if GWIN_NEED_KEYBOARD
+	wi.g.show = TRUE;
+	wi.g.x = 0;
+	wi.g.y = gdispGetHeight()*3/4;
+	wi.g.width = gdispGetWidth();
+	wi.g.height = gdispGetHeight()/4;
+	ghKeyboard = gwinKeyboardCreate(0, &wi);
+#endif
+
 }
 
 int main(void) {

src/ginput/ginput_keyboard.h

@@ -164,13 +164,11 @@ typedef struct GEventKeyboard_t {
 #define GLISTEN_KEYTRANSITIONS	0x0008			// Return transitions to the key state
 #define GLISTEN_KEYRAW			0x0010			// Return raw scan-codes. This turns off normal character processing.
 
-#endif
-
-#if GINPUT_NEED_KEYBOARD || defined(__DOXYGEN__)
-
 // All keyboards
 #define GKEYBOARD_ALL_INSTANCES		((unsigned)-1)
 
+#endif
+
 /*===========================================================================*/
 /* External declarations.                                                    */
 /*===========================================================================*/
@@ -188,6 +186,8 @@ extern "C" {
 	 */
 	GSourceHandle ginputGetKeyboard(unsigned instance);
 	
+	#if GINPUT_NEED_KEYBOARD || defined(__DOXYGEN__)
+
 		/**
 		 * @brief	Get the current keyboard status
 		 *
@@ -209,12 +209,11 @@ extern "C" {
 			 */
 			bool_t ginputSetKeyboardLayout(unsigned instance, const void *pLayout);
 		#endif
+	#endif /* GINPUT_NEED_KEYBOARD */
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif /* GINPUT_NEED_KEYBOARD */
-
 #endif /* _GINPUT_KEYBOARD_H */
 /** @} */

src/gwin/gwin_button.c

@@ -50,7 +50,7 @@
 	}
 #endif
 
-#if GINPUT_NEED_KEYBOARD
+#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 	static void ButtonKeyboard(GWidgetObject* gw, GEventKeyboard* pke)
 	{
 		// ENTER and SPACE keys to press the button
@@ -113,7 +113,7 @@ static const gwidgetVMT buttonVMT = {
 			0,						// Process mouse move events (NOT USED)
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			ButtonKeyboard			// Process keyboard events
 		},

src/gwin/gwin_checkbox.c

@@ -55,7 +55,7 @@ static void SendCheckboxEvent(GWidgetObject *gw) {
 	}
 #endif
 
-#if GINPUT_NEED_KEYBOARD
+#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 	static void CheckboxKeyboard(GWidgetObject* gw, GEventKeyboard* pke)
 	{
 		// Only react on KEYDOWN events. Ignore KEYUP events.
@@ -108,7 +108,7 @@ static const gwidgetVMT checkboxVMT = {
 			0,						// Process mouse move events (NOT USED)
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			CheckboxKeyboard		// Process keyboard events
 		},

src/gwin/gwin_class.h

@@ -96,7 +96,7 @@ typedef struct gwinVMT {
 				void (*MouseMove)		(GWidgetObject *gw, coord_t x, coord_t y);				/**< Process mouse move events (optional) */
 			};
 		#endif
-		#if GINPUT_NEED_KEYBOARD
+		#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 			struct {
 				void (*KeyboardEvent)	(GWidgetObject *gw, GEventKeyboard *pke);				/**< Process keyboard events (optional) */
 			};

src/gwin/gwin_container.c

@@ -110,7 +110,7 @@ static const gcontainerVMT containerVMT = {
 				0, 0, 0,				// No mouse
 			},
 		#endif
-		#if GINPUT_NEED_KEYBOARD
+		#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 			{
 				0						// Process keyboard events
 			},

src/gwin/gwin_frame.c

@@ -178,7 +178,7 @@ static const gcontainerVMT frameVMT = {
 				0,						// Process mouse move events
 			},
 		#endif
-		#if GINPUT_NEED_KEYBOARD
+		#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 			{
 				0						// Process keyboard events
 			},

src/gwin/gwin_keyboard.c

@@ -30,6 +30,8 @@ typedef uint32_t	utf32;
 // A character code - note this is not UTF-32 but a representation of the UTF-8 code stream for a single character.
 typedef uint32_t	ucode;
 
+static GSourceHandle	AllKeyboards;
+
 // Get the length of a UTF-8 string
 static int UTF8StrLen(const utf8 *s) {
 	int				len;
@@ -164,6 +166,11 @@ static void SendKeyboardEventToListener(GSourceListener	*psl, GKeyboardObject *g
 static void SendKeyboardEvent(GKeyboardObject *gk) {
 	GSourceListener	*psl;
 
+	// Send to the "All Keyboards" source listeners
+	psl = 0;
+	while ((psl = geventGetSourceListener(AllKeyboards, psl)))
+		SendKeyboardEventToListener(psl, gk);
+
 	// Send to the keyboard specific source listeners
 	psl = 0;
 	while ((psl = geventGetSourceListener((GSourceHandle)gk, psl)))
@@ -313,7 +320,7 @@ static const gwidgetVMT keyboardVMT = {
 			KeyMouseMove,			// Process mouse move events
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			0						// Process keyboard events
 		},
@@ -344,6 +351,10 @@ GHandle gwinGKeyboardCreate(GDisplay *g, GKeyboardObject *gk, const GWidgetInit
 	gk->keytable = &GWIN_KEYBOARD_DEFAULT_LAYOUT;
 	gk->keyset = gk->keytable->ksets[0];
 	gk->lastkeyrow = gk->lastkeycol = gk->keyrow = gk->keycol = GKEY_BAD_ROWCOL;
+
+	if (!AllKeyboards)
+		AllKeyboards = ginputGetKeyboard(GKEYBOARD_ALL_INSTANCES);
+
 	gwinSetVisible((GHandle)gk, pInit->g.show);
 	return (GHandle)gk;
 }
@@ -473,4 +484,12 @@ void gwinKeyboardDraw_Normal(GWidgetObject *gw, void *param) {
 	#undef gk
 }
 
+#if !(GFX_USE_GINPUT && GINPUT_NEED_KEYBOARD)
+	GSourceHandle ginputGetKeyboard(unsigned instance) {
+		if (instance == GKEYBOARD_ALL_INSTANCES)
+			return (GSourceHandle)&AllKeyboards;
+		return 0;
+	}
+#endif
+
 #endif /* GFX_USE_GWIN && GWIN_NEED_KEYBOARD */

src/gwin/gwin_label.c

@@ -58,7 +58,7 @@ static const gwidgetVMT labelVMT = {
 			0,						// Process mouse move events (NOT USED)
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			0						// Process keyboard key down events
 		},

src/gwin/gwin_list.c

@@ -279,7 +279,7 @@ static const gwidgetVMT listVMT = {
 			ListMouseMove,
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			0						// Process keyboard events
 		},

src/gwin/gwin_progressbar.c

@@ -51,7 +51,7 @@ static const gwidgetVMT progressbarVMT = {
 			0,						// Process mouse move events
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			0						// Process keyboard events
 		},

src/gwin/gwin_radio.c

@@ -92,7 +92,7 @@ static const gwidgetVMT radioVMT = {
 			0,						// Process mouse move events (NOT USED)
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			0						// Process keyboard events
 		},

src/gwin/gwin_rules.h

@@ -127,8 +127,8 @@
 		#if !GDISP_NEED_TEXT
 			#error "GWIN: GDISP_NEED_TEXT is required if GWIN_NEED_TEXTEDIT is TRUE."
 		#endif
-		#if !GINPUT_NEED_KEYBOARD
+		#if !(GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD)
-			#error "GWIN: GINPUT_NEED_KEYBOARD is required if GWIN_NEED_TEXTEDIT is TRUE."
+			#error "GWIN: GINPUT_NEED_KEYBOARD or GWIN_NEED_KEYBOARD is required if GWIN_NEED_TEXTEDIT is TRUE."
 		#endif
 	#endif
 #endif

src/gwin/gwin_slider.c

@@ -250,7 +250,7 @@ static const gwidgetVMT sliderVMT = {
 			SliderMouseMove,		// Process mouse move events
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			0						// Process keyboard events
 		},

src/gwin/gwin_tabset.c

@@ -77,7 +77,7 @@ static const gcontainerVMT tabpageVMT = {
 				0,						// Process mouse move events
 			},
 		#endif
-		#if GINPUT_NEED_KEYBOARD
+		#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 			{
 				0						// Process keyboard events
 			},

src/gwin/gwin_textedit.c

@@ -61,7 +61,7 @@ static void _shiftTextRight(char* buffer, size_t maxSize, size_t index, char fil
 }
 
 
-#if GINPUT_NEED_KEYBOARD
+#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 	static void TextEditKeyboard(GWidgetObject* gw, GEventKeyboard* pke)
 	{
 		// Only react on KEYDOWN events. Ignore KEYUP events.
@@ -146,7 +146,7 @@ static const gwidgetVMT texteditVMT = {
 			0,						// Process mouse move events (NOT USED)
 		},
 	#endif
-	#if GINPUT_NEED_KEYBOARD
+	#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
 		{
 			TextEditKeyboard		// Process keyboard key down events
 		},