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Add _NET_FRAME_EXTENTS and _NET_REQUEST_FRAME_EXTENTS.

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2004-01-09  Thomas Fitzsimmons  <fitzsim@redhat.com>

	Add _NET_FRAME_EXTENTS and _NET_REQUEST_FRAME_EXTENTS.

	* src/display.c: include xprops.h
	(process_request_frame_extents): new function
	(meta_display_open): add _NET_FRAME_EXTENTS and
	_NET_REQUEST_FRAME_EXTENTS atoms
	(event_callback): handle frame extents message

	* src/display.h (struct _MetaDisplay): add atom_net_frame_extents
	and atom_net_request_frame_extents

	* src/theme.c (meta_pango_font_desc_get_text_height): make font_desc
	parameter const

	* src/ui.c: include prefs.h
	(meta_ui_theme_get_frame_borders): new function

	* src/window.c (update_net_frame_extents): new function
	(meta_window_move_resize_internal): update frame extents
	property when frame geometry changes

	* src/screen.c (set_supported_hint): add atom_net_frame_extents
	and atom_net_request_frame_extents
This commit is contained in:
Thomas Fitzsimmons
2004-01-10 17:16:07 +00:00
committed by Rob Adams
parent cc7195547a
commit a605da04c1
9 changed files with 206 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
src/display.c
View File

@@ -33,6 +33,7 @@
#include "keybindings.h"
#include "prefs.h"
#include "resizepopup.h"
#include "xprops.h"
#include "workspace.h"
#include "bell.h"
#include "effects.h"
@@ -90,6 +91,8 @@ static Window event_get_modified_window (MetaDisplay *display,
XEvent *event);
static guint32 event_get_time (MetaDisplay *display,
XEvent *event);
static void process_request_frame_extents (MetaDisplay *display,
XEvent *event);
static void process_pong_message (MetaDisplay *display,
XEvent *event);
static void process_selection_request (MetaDisplay *display,
@@ -274,7 +277,9 @@ meta_display_open (const char *name)
"_METACITY_SENTINEL",
"_NET_WM_STRUT_PARTIAL",
"_NET_WM_ACTION_FULLSCREEN",
"_NET_WM_ACTION_MINIMIZE"
"_NET_WM_ACTION_MINIMIZE",
"_NET_FRAME_EXTENTS",
"_NET_REQUEST_FRAME_EXTENTS",
};
Atom atoms[G_N_ELEMENTS(atom_names)];
@@ -419,7 +424,9 @@ meta_display_open (const char *name)
display->atom_net_wm_strut_partial = atoms[80];
display->atom_net_wm_action_fullscreen = atoms[81];
display->atom_net_wm_action_minimize = atoms[82];
display->atom_net_frame_extents = atoms[83];
display->atom_net_request_frame_extents = atoms[84];
display->prop_hooks = NULL;
meta_display_init_window_prop_hooks (display);
display->group_prop_hooks = NULL;
@@ -1990,6 +1997,13 @@ event_callback (XEvent *event,
}
}
}
if (event->xclient.message_type ==
display->atom_net_request_frame_extents)
{
meta_verbose ("Received _NET_REQUEST_FRAME_EXTENTS message\n");
process_request_frame_extents (display, event);
}
}
break;
case MappingNotify:
@@ -3543,6 +3557,74 @@ meta_display_ping_window (MetaDisplay *display,
timestamp);
}
static void
process_request_frame_extents (MetaDisplay *display,
XEvent *event)
{
/* The X window whose frame extents will be set. */
Window xwindow = event->xclient.window;
unsigned long data[4] = { 0, 0, 0, 0 };
MotifWmHints *hints = NULL;
gboolean hints_set = FALSE;
meta_verbose ("Setting frame extents for 0x%lx\n", xwindow);
/* See if the window is decorated. */
hints_set = meta_prop_get_motif_hints (display,
xwindow,
display->atom_motif_wm_hints,
&hints);
if ((hints_set && hints->decorations) || !hints_set)
{
int top = 0;
int bottom = 0;
int left = 0;
int right = 0;
MetaScreen *screen;
screen = meta_display_screen_for_xwindow (display,
event->xclient.window);
if (screen == NULL)
{
meta_warning ("Received request to set _NET_FRAME_EXTENTS "
"on 0x%lx which is on a screen we are not managing\n",
event->xclient.window);
meta_XFree (hints);
return;
}
/* Return estimated frame extents for a normal window. */
meta_ui_theme_get_frame_borders (screen->ui,
META_FRAME_TYPE_NORMAL,
0,
&top,
&bottom,
&left,
&right);
data[0] = left;
data[1] = right;
data[2] = top;
data[3] = bottom;
}
meta_topic (META_DEBUG_GEOMETRY,
"Setting _NET_FRAME_EXTENTS on unmanaged window 0x%lx "
"to top = %ld, left = %ld, bottom = %ld, right = %ld\n",
xwindow, data[0], data[1], data[2], data[3]);
meta_error_trap_push (display);
XChangeProperty (display->xdisplay, xwindow,
display->atom_net_frame_extents,
XA_CARDINAL,
32, PropModeReplace, (guchar*) data, 4);
meta_error_trap_pop (display, FALSE);
meta_XFree (hints);
}
/* process the pong from our ping */
static void
process_pong_message (MetaDisplay *display,