diff options
Diffstat (limited to 'pugl/detail/x11.c')
| -rw-r--r-- | pugl/detail/x11.c | 74 |
1 files changed, 73 insertions, 1 deletions
diff --git a/pugl/detail/x11.c b/pugl/detail/x11.c index da7b23d..2d74b68 100644 --- a/pugl/detail/x11.c +++ b/pugl/detail/x11.c @@ -41,6 +41,11 @@ # include <X11/extensions/syncconst.h> #endif +#ifdef HAVE_XCURSOR +# include <X11/Xcursor/Xcursor.h> +# include <X11/cursorfont.h> +#endif + #include <sys/select.h> #include <sys/time.h> @@ -152,7 +157,13 @@ puglGetNativeWorld(PuglWorld* world) PuglInternals* puglInitViewInternals(void) { - return (PuglInternals*)calloc(1, sizeof(PuglInternals)); + PuglInternals* impl = (PuglInternals*)calloc(1, sizeof(PuglInternals)); + +#ifdef HAVE_XCURSOR + impl->cursorShape = XC_arrow; +#endif + + return impl; } static PuglStatus @@ -240,6 +251,25 @@ updateSizeHints(const PuglView* view) return PUGL_SUCCESS; } +#ifdef HAVE_XCURSOR +static PuglStatus +puglDefineCursorShape(PuglView* view, unsigned shape) +{ + PuglInternals* const impl = view->impl; + PuglWorld* const world = view->world; + Display* const display = world->impl->display; + const Cursor cur = XcursorShapeLoadCursor(display, shape); + + if (cur) { + XDefineCursor(display, impl->win, cur); + XFreeCursor(display, cur); + return PUGL_SUCCESS; + } + + return PUGL_FAILURE; +} +#endif + PuglStatus puglRealize(PuglView* view) { @@ -323,6 +353,10 @@ puglRealize(PuglView* view) "XCreateID failed\n"); } +#ifdef HAVE_XCURSOR + puglDefineCursorShape(view, impl->cursorShape); +#endif + puglDispatchSimpleEvent(view, PUGL_CREATE); return PUGL_SUCCESS; @@ -1234,6 +1268,44 @@ puglSetClipboard(PuglView* const view, return PUGL_SUCCESS; } +#ifdef HAVE_XCURSOR +static const unsigned cursor_nums[] = { + XC_arrow, // ARROW + XC_xterm, // CARET + XC_crosshair, // CROSSHAIR + XC_hand2, // HAND + XC_pirate, // NO + XC_sb_h_double_arrow, // LEFT_RIGHT + XC_sb_v_double_arrow, // UP_DOWN +}; +#endif + +PuglStatus +puglSetCursor(PuglView* view, PuglCursor cursor) +{ +#ifdef HAVE_XCURSOR + PuglInternals* const impl = view->impl; + const unsigned index = (unsigned)cursor; + const unsigned count = sizeof(cursor_nums) / sizeof(cursor_nums[0]); + if (index >= count) { + return PUGL_BAD_PARAMETER; + } + + const unsigned shape = cursor_nums[index]; + if (!impl->win || impl->cursorShape == shape) { + return PUGL_SUCCESS; + } + + impl->cursorShape = cursor_nums[index]; + + return puglDefineCursorShape(view, impl->cursorShape); +#else + (void)view; + (void)cursor; + return PUGL_FAILURE; +#endif +} + const PuglBackend* puglStubBackend(void) { |