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[client] x11: implement center, borderless and maximized parameters

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This commit is contained in:
Geoffrey McRae 2021-03-27 11:17:48 +11:00
parent 1bf9fb7d73
commit 5aa7a391ac
2 changed files with 100 additions and 12 deletions
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4
client/displayservers/X11/atoms.h
View File

@ -25,9 +25,13 @@ Place, Suite 330, Boston, MA 02111-1307 USA
DEF_ATOM(_NET_FRAME_EXTENTS) \
DEF_ATOM(_NET_WM_STATE) \
DEF_ATOM(_NET_WM_STATE_FULLSCREEN) \
DEF_ATOM(_NET_WM_STATE_MAXIMIZED_HORZ) \
DEF_ATOM(_NET_WM_STATE_MAXIMIZED_VERT) \
DEF_ATOM(_NET_WM_WINDOW_TYPE) \
DEF_ATOM(_NET_WM_WINDOW_TYPE_NORMAL) \
DEF_ATOM(_NET_WM_WINDOW_TYPE_UTILITY) \
DEF_ATOM(WM_DELETE_WINDOW) \
DEF_ATOM(_MOTIF_WM_HINTS) \
\
DEF_ATOM(CLIPBOARD) \
DEF_ATOM(TARGETS) \

88
client/displayservers/X11/x11.c
View File

@ -48,6 +48,27 @@ Place, Suite 330, Boston, MA 02111-1307 USA
struct X11DSState x11;
struct MwmHints
{
unsigned long flags;
unsigned long functions;
unsigned long decorations;
long input_mode;
unsigned long status;
};
enum {
MWM_HINTS_FUNCTIONS = (1L << 0),
MWM_HINTS_DECORATIONS = (1L << 1),
MWM_FUNC_ALL = (1L << 0),
MWM_FUNC_RESIZE = (1L << 1),
MWM_FUNC_MOVE = (1L << 2),
MWM_FUNC_MINIMIZE = (1L << 3),
MWM_FUNC_MAXIMIZE = (1L << 4),
MWM_FUNC_CLOSE = (1L << 5)
};
// forwards
static void x11SetFullscreen(bool fs);
static int x11EventThread(void * unused);
@ -117,6 +138,18 @@ static bool x11Init(const LG_DSInitParams params)
}
#endif
swaMask |= CWBitGravity | CWWinGravity;
if (params.center)
{
swa.bit_gravity = CenterGravity;
swa.win_gravity = CenterGravity;
}
else
{
swa.bit_gravity = NorthWestGravity;
swa.win_gravity = NorthWestGravity;
}
x11.window = XCreateWindow(
x11.display,
XDefaultRootWindow(x11.display),
@ -149,6 +182,41 @@ static bool x11Init(const LG_DSInitParams params)
X11AtomsInit();
XSetWMProtocols(x11.display, x11.window, &x11atoms.WM_DELETE_WINDOW, 1);
if (params.borderless)
{
if (x11atoms._MOTIF_WM_HINTS)
{
const struct MwmHints hints =
{
.flags = MWM_HINTS_DECORATIONS,
.decorations = 0
};
XChangeProperty(
x11.display,
x11.window,
x11atoms._MOTIF_WM_HINTS,
x11atoms._MOTIF_WM_HINTS,
32,
PropModeReplace,
(unsigned char *)&hints,
5
);
}
XChangeProperty(
x11.display,
x11.window,
x11atoms._NET_WM_WINDOW_TYPE,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *)&x11atoms._NET_WM_WINDOW_TYPE_UTILITY,
1
);
}
else
{
XChangeProperty(
x11.display,
x11.window,
@ -159,8 +227,24 @@ static bool x11Init(const LG_DSInitParams params)
(unsigned char *)&x11atoms._NET_WM_WINDOW_TYPE_NORMAL,
1
);
}
Atom wmState[3] = {0};
int wmStateCount = 0;
if (params.fullscreen)
{
x11.fullscreen = true;
wmState[wmStateCount++] = x11atoms._NET_WM_STATE_FULLSCREEN;
}
if (params.maximize)
{
wmState[wmStateCount++] = x11atoms._NET_WM_STATE_MAXIMIZED_HORZ;
wmState[wmStateCount++] = x11atoms._NET_WM_STATE_MAXIMIZED_VERT;
}
if (wmStateCount)
{
XChangeProperty(
x11.display,
@ -169,8 +253,8 @@ static bool x11Init(const LG_DSInitParams params)
XA_ATOM,
32,
PropModeReplace,
(unsigned char *)&x11atoms._NET_WM_STATE_FULLSCREEN,
1
(unsigned char *)&wmState,
wmStateCount
);
}