757434ab94
Sat Dec 8 21:33:10 2001 Jonathan Blandford <jrb@redhat.com> * gnome-settings-daemon/gnome-settings-daemon.c (main): Import from gconf-xsettings module. Cleaned up a bunch, and made to work with mouse properties too. * schemas/peripherals.schemas: New location for schemas. Need to write many more.
126 lines
2.8 KiB
C
126 lines
2.8 KiB
C
#include <X11/Xlib.h>
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#include <gdk/gdkx.h>
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#include <gconf/gconf.h>
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#include <math.h>
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#define MAX_BUTTONS 10
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static void
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set_left_handed (gboolean left_handed)
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{
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unsigned char buttons[MAX_BUTTONS];
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gint n_buttons, i;
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gint idx_1 = 0, idx_3 = 1;
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n_buttons = XGetPointerMapping (GDK_DISPLAY (), buttons, MAX_BUTTONS);
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for (i = 0; i < n_buttons; i++)
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{
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if (buttons[i] == 1)
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idx_1 = i;
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else if (buttons[i] == ((n_buttons < 3) ? 2 : 3))
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idx_3 = i;
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}
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if ((left_handed && idx_1 < idx_3) ||
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(!left_handed && idx_1 > idx_3))
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{
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buttons[idx_1] = ((n_buttons < 3) ? 2 : 3);
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buttons[idx_3] = 1;
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}
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XSetPointerMapping (GDK_DISPLAY (), buttons, n_buttons);
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}
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static void
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set_motion_acceleration (gfloat motion_acceleration)
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{
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gint numerator, denominator;
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if (motion_acceleration >= 1.0)
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{
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/* we want to get the acceleration, with a resolution of 0.5
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*/
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if ((motion_acceleration - floor (motion_acceleration)) < 0.25)
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{
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numerator = floor (motion_acceleration);
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denominator = 1;
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}
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else if ((motion_acceleration - floor (motion_acceleration)) < 0.5)
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{
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numerator = ceil (2.0 * motion_acceleration);
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denominator = 2;
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}
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else if ((motion_acceleration - floor (motion_acceleration)) < 0.75)
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{
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numerator = floor (2.0 *motion_acceleration);
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denominator = 2;
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}
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else
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{
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numerator = ceil (motion_acceleration);
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denominator = 1;
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}
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}
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else if (motion_acceleration < 1.0 && motion_acceleration > 0)
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{
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/* This we do to 1/10ths */
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numerator = floor (motion_acceleration * 10) + 1;
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denominator= 10;
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}
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else
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{
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numerator = -1;
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denominator = -1;
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}
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XChangePointerControl (GDK_DISPLAY (), True, False,
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numerator, denominator,
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0);
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}
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static void
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set_motion_threshold (gint motion_threshold)
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{
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XChangePointerControl (GDK_DISPLAY (), False, True,
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0, 0, motion_threshold);
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}
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static void
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set_drag_threshold (gint drag_threshold)
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{
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}
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static void
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mouse_callback (GConfEntry *entry)
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{
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if (! strcmp (entry->key, "/desktop/gnome/peripherals/mouse/left_handed"))
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{
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if (entry->value->type == GCONF_VALUE_BOOL)
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set_left_handed (gconf_value_get_bool (entry->value));
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}
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else if (! strcmp (entry->key, "/desktop/gnome/peripherals/mouse/motion_acceleration"))
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{
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if (entry->value->type == GCONF_VALUE_FLOAT)
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set_motion_acceleration (gconf_value_get_float (entry->value));
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}
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else if (! strcmp (entry->key, "/desktop/gnome/peripherals/mouse/motion_threshold"))
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{
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if (entry->value->type == GCONF_VALUE_INT)
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set_motion_threshold (gconf_value_get_int (entry->value));
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}
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}
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void
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gnome_settings_mouse_init (GConfEngine *engine)
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{
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gnome_settings_daemon_register_callback ("/desktop/gnome/peripherals/mouse", mouse_callback);
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}
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void
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gnome_settings_mouse_load (GConfEngine *engine)
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{
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}
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