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Merge branch 'wip/wacom-tool-type-from-property-3.24' into 'gtk-3-24'

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Wacom tool type fixes

See merge request GNOME/gtk!453
This commit is contained in:
Carlos Garnacho
2018-12-18 20:09:40 +00:00
parent 1c1a86d0fc 7b33369bfb
commit 33faf46516
4 changed files with 97 additions and 12 deletions
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90
gdk/x11/gdkdevicemanager-xi2.c
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@ -38,6 +38,23 @@
#include <string.h>
static const char *wacom_type_atoms[] = {
"STYLUS",
"CURSOR",
"ERASER",
"PAD",
"TOUCH"
};
#define N_WACOM_TYPE_ATOMS G_N_ELEMENTS (wacom_type_atoms)
enum {
WACOM_TYPE_STYLUS,
WACOM_TYPE_CURSOR,
WACOM_TYPE_ERASER,
WACOM_TYPE_PAD,
WACOM_TYPE_TOUCH,
};
struct _GdkX11DeviceManagerXI2
{
GdkX11DeviceManagerCore parent_object;
@ -1018,6 +1035,66 @@ device_get_tool_serial_and_id (GdkDevice *device,
return TRUE;
}
static GdkDeviceToolType
device_get_tool_type (GdkDevice *device)
{
GdkDisplay *display;
gulong nitems, bytes_after;
guint32 *data;
int rc, format;
Atom type;
Atom device_type;
Atom types[N_WACOM_TYPE_ATOMS];
GdkDeviceToolType tool_type = GDK_DEVICE_TOOL_TYPE_UNKNOWN;
display = gdk_device_get_display (device);
gdk_x11_display_error_trap_push (display);
rc = XIGetProperty (GDK_DISPLAY_XDISPLAY (display),
gdk_x11_device_get_id (device),
gdk_x11_get_xatom_by_name_for_display (display, "Wacom Tool Type"),
0, 1, False, XA_ATOM, &type, &format, &nitems, &bytes_after,
(guchar **) &data);
gdk_x11_display_error_trap_pop_ignored (display);
if (rc != Success)
return GDK_DEVICE_TOOL_TYPE_UNKNOWN;
if (type != XA_ATOM || format != 32 || nitems != 1)
{
XFree (data);
return GDK_DEVICE_TOOL_TYPE_UNKNOWN;
}
device_type = *data;
XFree (data);
if (device_type == 0)
return GDK_DEVICE_TOOL_TYPE_UNKNOWN;
gdk_x11_display_error_trap_push (display);
rc = XInternAtoms (GDK_DISPLAY_XDISPLAY (display),
(char **) wacom_type_atoms,
N_WACOM_TYPE_ATOMS,
False,
types);
gdk_x11_display_error_trap_pop_ignored (display);
if (rc == 0)
return GDK_DEVICE_TOOL_TYPE_UNKNOWN;
if (device_type == types[WACOM_TYPE_STYLUS])
tool_type = GDK_DEVICE_TOOL_TYPE_PEN;
else if (device_type == types[WACOM_TYPE_CURSOR])
tool_type = GDK_DEVICE_TOOL_TYPE_MOUSE;
else if (device_type == types[WACOM_TYPE_ERASER])
tool_type = GDK_DEVICE_TOOL_TYPE_ERASER;
else if (device_type == types[WACOM_TYPE_TOUCH])
tool_type = GDK_DEVICE_TOOL_TYPE_UNKNOWN;
return tool_type;
}
static void
handle_property_change (GdkX11DeviceManagerXI2 *device_manager,
XIPropertyEvent *ev)
@ -1038,13 +1115,18 @@ handle_property_change (GdkX11DeviceManagerXI2 *device_manager,
device_get_tool_serial_and_id (device, &serial_id, &tool_id))
{
seat = gdk_device_get_seat (device);
tool = gdk_seat_get_tool (seat, serial_id);
tool = gdk_seat_get_tool (seat, serial_id, tool_id);
if (!tool && serial_id > 0)
{
tool = gdk_device_tool_new (serial_id, tool_id,
GDK_DEVICE_TOOL_TYPE_UNKNOWN, 0);
gdk_seat_default_add_tool (GDK_SEAT_DEFAULT (seat), tool);
GdkDeviceToolType tool_type;
tool_type = device_get_tool_type (device);
if (tool_type != GDK_DEVICE_TOOL_TYPE_UNKNOWN)
{
tool = gdk_device_tool_new (serial_id, tool_id, tool_type, 0);
gdk_seat_default_add_tool (GDK_SEAT_DEFAULT (seat), tool);
}
}
}