1 files changed, 129 insertions, 0 deletions
diff --git a/abs/mv-core/ghosd/ghosd-0.0.1/ghosd/ghosd.h b/abs/mv-core/ghosd/ghosd-0.0.1/ghosd/ghosd.h
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+++ b/abs/mv-core/ghosd/ghosd-0.0.1/ghosd/ghosd.h
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+/* ghosd -- OSD with fake transparency, cairo, and pango.
+ * Copyright (C) 2006 Evan Martin <martine@danga.com>
+ */
+
+#ifndef __GHOSD_H__
+#define __GHOSD_H__
+
+#include <cairo/cairo.h>
+
+#include <values.h>  /* MAXINT */
+#include <sys/time.h>  /* timeval */
+
+typedef struct _Ghosd Ghosd;
+
+typedef void (*GhosdRenderFunc)(Ghosd *ghosd, cairo_t *cr, void *user_data);
+
+/**
+ * ghosd_new:
+ *
+ * Create a new #Ghosd object.
+ *
+ * Can return %NULL if unable to connect to the X server.
+ *
+ * Returns: a new #Ghosd object.
+ **/
+Ghosd *ghosd_new(void);
+
+/**
+ * ghosd_set_transparent:
+ * @ghosd: a #Ghosd object.
+ * @transparent: a boolean indicating the transparent setting.
+ *
+ * Change the "transparent" setting.  Setting @transparent to %FALSE is
+ * mostly useful for debugging.
+ */
+void ghosd_set_transparent(Ghosd *ghosd, int transparent);
+
+#define GHOSD_COORD_CENTER MAXINT
+
+/**
+ * ghosd_set_position:
+ * @ghosd: a #Ghosd object.
+ * @x: x coordinate in screen pixels.
+ * @y: y coordinate in screen pixels.
+ * @width: width in screen pixels.
+ * @height: width in screen pixels.
+ *
+ * Position the initial #Ghosd.  Must be called before ghosd_render() and
+ * ghosd_show(), and can only be called once.
+ *
+ * Positive x,y are interpreted as normal coordinates.
+ * Pass %GHOSD_COORD_CENTER to center on a given dimension,
+ * and negative coordinates right-align (like CSS right).
+ */
+void ghosd_set_position(Ghosd *ghosd, int x, int y, int width, int height);
+
+/**
+ * ghosd_set_render:
+ * @ghosd: a #Ghosd object.
+ * @render_func: a #GhosdRenderFunc callback.
+ * @data: user data to pass to the callback.
+ *
+ * Register a function to draw on the #Ghosd.
+ */
+void ghosd_set_render(Ghosd *ghosd, GhosdRenderFunc render_func, void* data);
+
+/**
+ * ghosd_render:
+ * @ghosd: a #Ghosd object.
+ *
+ * Makes the Ghosd redraw itself.
+ */
+void ghosd_render(Ghosd *ghosd);
+
+/**
+ * ghosd_show:
+ * @ghosd: a #Ghosd object.
+ *
+ * Show the #Ghosd.
+ */
+void ghosd_show(Ghosd *ghosd);
+
+/**
+ * ghosd_main_iterations:
+ * @ghosd: a #Ghosd object.
+ *
+ * Iterate the main loop on the #Ghosd, handling all pending X events.
+ * This function does not wait for X events, so it returns immediately
+ * unless there are already events pending.
+ */
+void ghosd_main_iterations(Ghosd *ghosd);
+
+/**
+ * ghosd_main_until:
+ * @ghosd: a #Ghosd object.
+ * @until: a pointer to a timeval to update until.
+ *
+ * Efficiently iterate the main loop on the #Ghosd, handling all pending X
+ * events, until the current time reaches the time specified in @until.
+ */
+void ghosd_main_until(Ghosd *ghosd, struct timeval *until);
+
+/**
+ * ghosd_flash:
+ * @ghosd: a #Ghosd object.
+ * @fade_ms: how long to fade, in milliseconds.
+ * @total_display_ms: total display time, including fades, in milliseconds.
+ *
+ * Fade in a #Ghosd, display at full opacity for a while, fade out, and then
+ * return.
+ * This is easy enough to implement using ghosd_main_until(), but is a 
+ * a common enough use of Ghosd to make it a builtin.
+ */
+void ghosd_flash(Ghosd *ghosd, int fade_ms, int total_display_ms);
+
+/**
+ * ghosd_get_socket:
+ * @ghosd: a #Ghosd object.
+ *
+ * Get the file descriptor of the Ghosd X socket.  When this file descriptor
+ * has data available, call ghosd_main_iterations() to process the pending X
+ * events.  Use this with select()/poll() etc. to multiplex Ghosd with other
+ * processing.
+ *
+ * Returns: a file descriptor, suitable for use in select() or poll().
+ */
+int ghosd_get_socket(Ghosd *ghosd);
+
+#endif /* __GHOSD_H__ */