From 1ce3f20fa49830fee1a03d1682214dda81e8548a Mon Sep 17 00:00:00 2001
From: inmarket <andrewh@inmarket.com.au>
Date: Sun, 12 Apr 2015 17:07:38 +1000
Subject: Add GWIN virtual keyboard widget

---
 src/gwin/gwin_keyboard.h | 111 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 src/gwin/gwin_keyboard.h

(limited to 'src/gwin/gwin_keyboard.h')

diff --git a/src/gwin/gwin_keyboard.h b/src/gwin/gwin_keyboard.h
new file mode 100644
index 00000000..7dcff723
--- /dev/null
+++ b/src/gwin/gwin_keyboard.h
@@ -0,0 +1,111 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+/**
+ * @file    src/gwin/gwin_button.h
+ * @brief   GWIN Graphic window subsystem header file.
+ *
+ * @defgroup Button Button
+ * @ingroup Widgets
+ *
+ * @details		GWIN allows it to easily create buttons with different styles
+ *				and check for different meta states such as: PRESSED, CLICKED,
+ *				RELEASED etc.
+ *
+ * @pre			GFX_USE_GWIN must be set to TRUE in your gfxconf.h
+ * @pre			GWIN_NEED_BUTTON must be set to TRUE in your gfxconf.h
+ * @{
+ */
+
+#ifndef _GWIN_KEYBOARD_H
+#define _GWIN_KEYBOARD_H
+
+/* This file is included within "src/gwin/gwin_widget.h" */
+
+/**
+ * @brief	The Event Type for a Button Event
+ */
+#define GEVENT_GWIN_KEYBOARD		(GEVENT_GWIN_CTRL_FIRST+6)
+
+/**
+ * @brief	A Keyboard Event
+ * @note	There are currently no GEventGWinButton listening flags - use 0 as the flags to @p gwinAttachListener()
+ */
+typedef GEventGWin		GEventGWinKeyboard;
+
+struct keyinfo {
+};
+
+/**
+ * @brief	The keyboard widget structure
+ * @note	Do not use the members directly - treat it as a black-box.
+ */
+typedef struct GKeyboardObject {
+	GWidgetObject			w;
+	const struct GVKeyTable	*keytable;
+	const char				**keyset;
+	coord_t					keyx, keyy;
+	coord_t					keycx, keycy;
+	uint8_t					lastkeyrow, lastkeycol;
+	uint8_t					keyrow, keycol;
+	uint32_t				key;
+} GKeyboardObject;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief   Create a keyboard widget.
+ * @return  NULL if there is no resultant drawing area, otherwise a window handle.
+ *
+ * @param[in] g			The GDisplay to display this window on
+ * @param[in] gb		The GKeyboardObject structure to initialise. If this is NULL the structure is dynamically allocated.
+ * @param[in] pInit		The initialisation parameters
+ *
+ * @note				The drawing color and the background color get set to the current defaults. If you haven't called
+ * 						@p gwinSetDefaultColor() or @p gwinSetDefaultBgColor() then these are White and Black respectively.
+ * @note				The font gets set to the current default font. If you haven't called @p gwinSetDefaultFont() then there
+ * 						is no default font and text drawing operations will no nothing.
+ * @note				A keyboard remembers its normal drawing state. If there is a window manager then it is automatically
+ * 						redrawn if the window is moved or its visibility state is changed.
+ * @note				A keyboard supports mouse input.
+ *
+ * @api
+ */	
+GHandle gwinGKeyboardCreate(GDisplay *g, GKeyboardObject *gb, const GWidgetInit *pInit);
+#define gwinKeyboardCreate(gb, pInit)			gwinGKeyboardCreate(GDISP, gb, pInit)
+
+/**
+ * @brief   Get the keyboard event source for a GWIN virtual keyboard
+ * @return	The event source handle or NULL if this is not a virtual keyboard
+ *
+ * @param[in] gh		The GWIN virtual keyboard
+ *
+ * @note	Normal GINPUT Keyboard events are returned by this event source.
+ */
+GSourceHandle gwinKeyboardGetEventSource(GHandle gh);
+
+/**
+ * @brief   Set the layout for the virtual keyboard
+ *
+ * @param[in] gh		The GWIN virtual keyboard
+ * @param[in] layout	The keyboard layout to use (described by gwin_keyboard_layout.h)
+ *
+ * @note	Changing the layout resets the keyboard to key set 0 of the keyboard and cancels any
+ * 			pending shifts.
+ */
+void gwinKeyboardSetLayout(GHandle gh, struct GVKeyTable *layout);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _GWIN_KEYBOARD_H */
+/** @} */
-- 
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