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display: add support for more cursor types

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These cursors are used by gnome-shell, supporting them allows
to reduce GDK usage in the shell.

Also, make meta_screen_set_cursor() public.

https://bugzilla.gnome.org/show_bug.cgi?id=707919
This commit is contained in:
Giovanni Campagna 2013-09-11 17:22:14 +02:00
parent 2f9c6c4146
commit 8c0d38a1a1
4 changed files with 49 additions and 8 deletions
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33
src/core/display.c
View File

@ -3942,7 +3942,8 @@ meta_display_create_x_cursor (MetaDisplay *display,
MetaCursor cursor)
{
Cursor xcursor;
guint glyph;
guint glyph = XC_num_glyphs;
const char *name = NULL;
switch (cursor)
{
@ -3979,14 +3980,38 @@ meta_display_create_x_cursor (MetaDisplay *display,
case META_CURSOR_BUSY:
glyph = XC_watch;
break;
case META_CURSOR_DND_IN_DRAG:
name = "dnd-in-drag";
break;
case META_CURSOR_DND_MOVE:
name = "dnd-move";
break;
case META_CURSOR_DND_COPY:
name = "dnd-copy";
break;
case META_CURSOR_DND_UNSUPPORTED_TARGET:
name = "dnd-none";
break;
case META_CURSOR_POINTING_HAND:
glyph = XC_hand2;
break;
case META_CURSOR_CROSSHAIR:
glyph = XC_crosshair;
break;
case META_CURSOR_IBEAM:
glyph = XC_xterm;
break;
default:
g_assert_not_reached ();
glyph = 0; /* silence compiler */
break;
}
xcursor = XCreateFontCursor (display->xdisplay, glyph);
if (name != NULL)
xcursor = XcursorLibraryLoadCursor (display->xdisplay, name);
else
xcursor = XCreateFontCursor (display->xdisplay, glyph);
return xcursor;
}

2
src/core/screen-private.h
View File

@ -151,8 +151,6 @@ void meta_screen_foreach_window (MetaScreen *scree
MetaScreenWindowFunc func,
gpointer data);
void meta_screen_set_cursor (MetaScreen *screen,
MetaCursor cursor);
void meta_screen_update_cursor (MetaScreen *screen);
void meta_screen_tab_popup_create (MetaScreen *screen,

18
src/meta/common.h
View File

@ -260,6 +260,13 @@ typedef enum
* @META_CURSOR_NW_RESIZE: Resize north-western corner cursor
* @META_CURSOR_MOVE_OR_RESIZE_WINDOW: Move or resize cursor
* @META_CURSOR_BUSY: Busy cursor
* @META_CURSOR_DND_IN_DRAG: DND in drag cursor
* @META_CURSOR_DND_MOVE: DND move cursor
* @META_CURSOR_DND_COPY: DND copy cursor
* @META_CURSOR_DND_UNSUPPORTED_TARGET: DND unsupported target
* @META_CURSOR_POINTING_HAND: pointing hand
* @META_CURSOR_CROSSHAIR: crosshair (action forbidden)
* @META_CURSOR_IBEAM: I-beam (text input)
*/
typedef enum
{
@ -273,8 +280,15 @@ typedef enum
META_CURSOR_NE_RESIZE,
META_CURSOR_NW_RESIZE,
META_CURSOR_MOVE_OR_RESIZE_WINDOW,
META_CURSOR_BUSY
META_CURSOR_BUSY,
META_CURSOR_DND_IN_DRAG,
META_CURSOR_DND_MOVE,
META_CURSOR_DND_COPY,
META_CURSOR_DND_UNSUPPORTED_TARGET,
META_CURSOR_POINTING_HAND,
META_CURSOR_CROSSHAIR,
META_CURSOR_IBEAM,
META_CURSOR_LAST
} MetaCursor;
/**

4
src/meta/screen.h
View File

@ -114,4 +114,8 @@ void meta_screen_override_workspace_layout (MetaScreen *screen,
gboolean vertical_layout,
int n_rows,
int n_columns);
void meta_screen_set_cursor (MetaScreen *screen,
MetaCursor cursor);
#endif