diff include/SDL_mouse.h @ 1895:c121d94672cb

SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 10 Jul 2006 21:04:37 +0000
parents c71e05b4dc2e
children 313112f9ac5c
line wrap: on
line diff
--- a/include/SDL_mouse.h	Thu Jul 06 18:01:37 2006 +0000
+++ b/include/SDL_mouse.h	Mon Jul 10 21:04:37 2006 +0000
@@ -20,7 +20,11 @@
     slouken@libsdl.org
 */
 
-/* Include file for SDL mouse event handling */
+/**
+ * \file SDL_mouse.h
+ *
+ * Include file for SDL mouse event handling
+ */
 
 #ifndef _SDL_mouse_h
 #define _SDL_mouse_h
@@ -32,43 +36,116 @@
 #include "begin_code.h"
 /* Set up for C function definitions, even when using C++ */
 #ifdef __cplusplus
+/* *INDENT-OFF* */
 extern "C" {
+/* *INDENT-ON* */
 #endif
 
-typedef struct WMcursor WMcursor;	/* Implementation dependent */
-typedef struct SDL_Cursor {
-	SDL_Rect area;			/* The area of the mouse cursor */
-	Sint16 hot_x, hot_y;		/* The "tip" of the cursor */
-	Uint8 *data;			/* B/W cursor data */
-	Uint8 *mask;			/* B/W cursor mask */
-	Uint8 *save[2];			/* Place to save cursor area */
-	WMcursor *wm_cursor;		/* Window-manager cursor */
-} SDL_Cursor;
+typedef struct SDL_Cursor SDL_Cursor;   /* Implementation dependent */
 
 /* Function prototypes */
-/*
- * Retrieve the current state of the mouse.
+
+/**
+ * \fn int SDL_GetNumMice(void)
+ *
+ * \brief Get the number of mouse input devices available.
+ *
+ * \sa SDL_SelectMouse()
+ */
+extern DECLSPEC int SDLCALL SDL_GetNumMice(void);
+
+/**
+ * \fn int SDL_SelectMouse(int index)
+ *
+ * \brief Set the index of the currently selected mouse.
+ *
+ * \return The index of the previously selected mouse.
+ *
+ * \note You can query the currently selected mouse by passing an index of -1.
+ *
+ * \sa SDL_GetNumMice()
+ */
+extern DECLSPEC int SDLCALL SDL_SelectMouse(int index);
+
+/**
+ * \fn SDL_WindowID SDL_GetMouseFocusWindow(void)
+ *
+ * \brief Get the window which currently has focus for the currently selected mouse.
+ */
+extern DECLSPEC SDL_WindowID SDLCALL SDL_GetMouseFocusWindow(void);
+
+/**
+ * \fn int SDL_SetRelativeMouseMode(SDL_bool enabled)
+ *
+ * \brief Set relative mouse mode for the currently selected mouse.
+ *
+ * \param enabled Whether or not to enable relative mode
+ *
+ * \return 0 on success, or -1 if relative mode is not supported.
+ *
+ * While the mouse is in relative mode, the cursor is hidden, and the
+ * driver will try to report continuous motion in the current window.
+ * Only relative motion events will be delivered, the mouse position
+ * will not change.
+ *
+ * \note This function will flush any pending mouse motion.
+ *
+ * \sa SDL_GetRelativeMouseMode()
+ */
+extern DECLSPEC int SDLCALL SDL_SetRelativeMouseMode(SDL_bool enabled);
+
+/**
+ * \fn SDL_bool SDL_GetRelativeMouseMode()
+ *
+ * \brief Query whether relative mouse mode is enabled for the currently selected mouse.
+ *
+ * \sa SDL_SetRelativeMouseMode()
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_GetRelativeMouseMode();
+
+/**
+ * \fn Uint8 SDL_GetMouseState(int *x, int *y)
+ *
+ * \brief Retrieve the current state of the currently selected mouse.
+ *
  * The current button state is returned as a button bitmask, which can
  * be tested using the SDL_BUTTON(X) macros, and x and y are set to the
- * current mouse cursor position.  You can pass NULL for either x or y.
+ * mouse cursor position relative to the focus window for the currently
+ * selected mouse.  You can pass NULL for either x or y.
  */
 extern DECLSPEC Uint8 SDLCALL SDL_GetMouseState(int *x, int *y);
 
-/*
- * Retrieve the current state of the mouse.
+/**
+ * \fn Uint8 SDL_GetRelativeMouseState(int *x, int *y)
+ *
+ * \brief Retrieve the state of the currently selected mouse.
+ *
  * The current button state is returned as a button bitmask, which can
  * be tested using the SDL_BUTTON(X) macros, and x and y are set to the
  * mouse deltas since the last call to SDL_GetRelativeMouseState().
  */
 extern DECLSPEC Uint8 SDLCALL SDL_GetRelativeMouseState(int *x, int *y);
 
-/*
- * Set the position of the mouse cursor (generates a mouse motion event)
+/**
+ * \fn void SDL_WarpMouseInWindow(SDL_WindowID windowID, int x, int y)
+ *
+ * \brief Moves the currently selected mouse to the given position within the window.
+ *
+ * \param windowID The window to move the mouse into, or 0 for the current mouse focus
+ * \param x The x coordinate within the window
+ * \param y The y coordinate within the window
+ *
+ * \note This function generates a mouse motion event
  */
-extern DECLSPEC void SDLCALL SDL_WarpMouse(Uint16 x, Uint16 y);
+extern DECLSPEC void SDLCALL SDL_WarpMouseInWindow(SDL_WindowID windowID,
+                                                   int x, int y);
 
-/*
- * Create a cursor using the specified data and mask (in MSB format).
+/**
+ * \fn SDL_Cursor *SDL_CreateCursor (const Uint8 * data, const Uint8 * mask, int w, int h, int hot_x, int hot_y)
+ *
+ * \brief Create a cursor for the currently selected mouse, using the
+ *        specified bitmap data and mask (in MSB format).
+ *
  * The cursor width must be a multiple of 8 bits.
  *
  * The cursor is created in black and white according to the following:
@@ -78,34 +155,46 @@
  *  0     0       Transparent
  *  1     0       Inverted color if possible, black if not.
  *
- * Cursors created with this function must be freed with SDL_FreeCursor().
+ * \sa SDL_FreeCursor()
  */
-extern DECLSPEC SDL_Cursor * SDLCALL SDL_CreateCursor
-		(Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y);
+extern DECLSPEC SDL_Cursor *SDLCALL SDL_CreateCursor(const Uint8 * data,
+                                                     const Uint8 * mask,
+                                                     int w, int h, int hot_x,
+                                                     int hot_y);
 
-/*
- * Set the currently active cursor to the specified one.
- * If the cursor is currently visible, the change will be immediately 
- * represented on the display.
+/**
+ * \fn void SDL_SetCursor(SDL_Cursor * cursor)
+ *
+ * \brief Set the active cursor for the currently selected mouse.
+ *
+ * \note The cursor must have been created for the selected mouse.
  */
-extern DECLSPEC void SDLCALL SDL_SetCursor(SDL_Cursor *cursor);
+extern DECLSPEC void SDLCALL SDL_SetCursor(SDL_Cursor * cursor);
 
-/*
- * Returns the currently active cursor.
- */
-extern DECLSPEC SDL_Cursor * SDLCALL SDL_GetCursor(void);
-
-/*
- * Deallocates a cursor created with SDL_CreateCursor().
+/**
+ * \fn SDL_Cursor *SDL_GetCursor(void)
+ *
+ * \brief Return the active cursor for the currently selected mouse.
  */
-extern DECLSPEC void SDLCALL SDL_FreeCursor(SDL_Cursor *cursor);
+extern DECLSPEC SDL_Cursor *SDLCALL SDL_GetCursor(void);
 
-/*
- * Toggle whether or not the cursor is shown on the screen.
- * The cursor start off displayed, but can be turned off.
- * SDL_ShowCursor() returns 1 if the cursor was being displayed
- * before the call, or 0 if it was not.  You can query the current
- * state by passing a 'toggle' value of -1.
+/**
+ * \fn void SDL_FreeCursor(SDL_Cursor * cursor)
+ *
+ * \brief Frees a cursor created with SDL_CreateCursor().
+ *
+ * \sa SDL_CreateCursor()
+ */
+extern DECLSPEC void SDLCALL SDL_FreeCursor(SDL_Cursor * cursor);
+
+/**
+ * \fn int SDL_ShowCursor(int toggle)
+ *
+ * \brief Toggle whether or not the cursor is shown for the currently selected mouse.
+ *
+ * \param toggle 1 to show the cursor, 0 to hide it, -1 to query the current state.
+ *
+ * \return 1 if the cursor is shown, or 0 if the cursor is hidden.
  */
 extern DECLSPEC int SDLCALL SDL_ShowCursor(int toggle);
 
@@ -113,15 +202,11 @@
    Button 1:	Left mouse button
    Button 2:	Middle mouse button
    Button 3:	Right mouse button
-   Button 4:	Mouse wheel up	 (may also be a real button)
-   Button 5:	Mouse wheel down (may also be a real button)
  */
 #define SDL_BUTTON(X)		(1 << ((X)-1))
 #define SDL_BUTTON_LEFT		1
 #define SDL_BUTTON_MIDDLE	2
 #define SDL_BUTTON_RIGHT	3
-#define SDL_BUTTON_WHEELUP	4
-#define SDL_BUTTON_WHEELDOWN	5
 #define SDL_BUTTON_LMASK	SDL_BUTTON(SDL_BUTTON_LEFT)
 #define SDL_BUTTON_MMASK	SDL_BUTTON(SDL_BUTTON_MIDDLE)
 #define SDL_BUTTON_RMASK	SDL_BUTTON(SDL_BUTTON_RIGHT)
@@ -129,8 +214,12 @@
 
 /* Ends C function definitions when using C++ */
 #ifdef __cplusplus
+/* *INDENT-OFF* */
 }
+/* *INDENT-ON* */
 #endif
 #include "close_code.h"
 
 #endif /* _SDL_mouse_h */
+
+/* vi: set ts=4 sw=4 expandtab: */