aboutsummaryrefslogtreecommitdiffstats
path: root/src/gwin/gwin_keyboard.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/gwin/gwin_keyboard.h')
-rw-r--r--src/gwin/gwin_keyboard.h111
1 files changed, 111 insertions, 0 deletions
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 */
+/** @} */