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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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
ChangeLog
View File

@ -1,3 +1,29 @@
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
2004-01-09 Calum Benson <calum.benson@sun.com>
* src/themes/Atlanta/metacity-theme-1.xml:

84
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)];
@ -419,6 +424,8 @@ 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);
@ -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,

2
src/display.h
View File

@ -172,6 +172,8 @@ struct _MetaDisplay
Atom atom_gnome_panel_action_run_dialog;
Atom atom_metacity_sentinel;
Atom atom_net_wm_strut_partial;
Atom atom_net_frame_extents;
Atom atom_net_request_frame_extents;
/* This is the actual window from focus events,
* not the one we last set

4
src/screen.c
View File

@ -82,7 +82,7 @@ set_wm_check_hint (MetaScreen *screen)
static int
set_supported_hint (MetaScreen *screen)
{
#define N_SUPPORTED 68
#define N_SUPPORTED 70
Atom atoms[N_SUPPORTED];
atoms[0] = screen->display->atom_net_wm_name;
@ -153,6 +153,8 @@ set_supported_hint (MetaScreen *screen)
atoms[65] = screen->display->atom_net_wm_strut_partial;
atoms[66] = screen->display->atom_net_wm_action_fullscreen;
atoms[67] = screen->display->atom_net_wm_action_minimize;
atoms[68] = screen->display->atom_net_frame_extents;
atoms[69] = screen->display->atom_net_request_frame_extents;
XChangeProperty (screen->display->xdisplay, screen->xroot,
screen->display->atom_net_supported,

2
src/theme.c
View File

@ -5168,7 +5168,7 @@ meta_gtk_widget_get_font_desc (GtkWidget *widget,
}
int
meta_pango_font_desc_get_text_height (PangoFontDescription *font_desc,
meta_pango_font_desc_get_text_height (const PangoFontDescription *font_desc,
PangoContext *context)
{
PangoFontMetrics *metrics;

2
src/theme.h
View File

@ -815,7 +815,7 @@ char* meta_theme_replace_constants (MetaTheme *theme,
PangoFontDescription* meta_gtk_widget_get_font_desc (GtkWidget *widget,
double scale,
const PangoFontDescription *override);
int meta_pango_font_desc_get_text_height (PangoFontDescription *font_desc,
int meta_pango_font_desc_get_text_height (const PangoFontDescription *font_desc,
PangoContext *context);

39
src/ui.c
View File

@ -21,6 +21,7 @@
*/
#include <config.h>
#include "prefs.h"
#include "ui.h"
#include "frames.h"
#include "util.h"
@ -684,6 +685,44 @@ meta_text_property_to_utf8 (Display *xdisplay,
return retval;
}
void
meta_ui_theme_get_frame_borders (MetaUI *ui,
MetaFrameType type,
MetaFrameFlags flags,
int *top_height,
int *bottom_height,
int *left_width,
int *right_width)
{
int text_height;
PangoContext *context;
const PangoFontDescription *font_desc;
GtkStyle *default_style;
if (meta_ui_have_a_theme ())
{
context = gtk_widget_get_pango_context (GTK_WIDGET (ui->frames));
font_desc = meta_prefs_get_titlebar_font ();
if (!font_desc)
{
default_style = gtk_widget_get_default_style ();
font_desc = default_style->font_desc;
}
text_height = meta_pango_font_desc_get_text_height (font_desc, context);
meta_theme_get_frame_borders (meta_theme_get_current (),
type, text_height, flags,
top_height, bottom_height,
left_width, right_width);
}
else
{
*top_height = *bottom_height = *left_width = *right_width = 0;
}
}
void
meta_ui_set_current_theme (const char *name,
gboolean force_reload)

7
src/ui.h
View File

@ -55,6 +55,13 @@ MetaUI* meta_ui_new (Display *xdisplay,
Screen *screen);
void meta_ui_free (MetaUI *ui);
void meta_ui_theme_get_frame_borders (MetaUI *ui,
MetaFrameType type,
MetaFrameFlags flags,
int *top_height,
int *bottom_height,
int *left_width,
int *right_width);
void meta_ui_get_frame_geometry (MetaUI *ui,
Window frame_xwindow,
int *top_height, int *bottom_height,

43
src/window.c
View File

@ -64,12 +64,14 @@ static void update_transient_for (MetaWindow *window);
static void update_sm_hints (MetaWindow *window);
static void update_role (MetaWindow *window);
static void update_net_wm_type (MetaWindow *window);
static void update_net_frame_extents (MetaWindow *window);
static void recalc_window_type (MetaWindow *window);
static void recalc_window_features (MetaWindow *window);
static void invalidate_work_areas (MetaWindow *window);
static void set_wm_state (MetaWindow *window,
int state);
static void set_net_wm_state (MetaWindow *window);
static void send_configure_notify (MetaWindow *window);
static gboolean process_property_notify (MetaWindow *window,
XPropertyEvent *event);
@ -2541,13 +2543,20 @@ meta_window_move_resize_internal (MetaWindow *window,
use_static_gravity = FALSE;
}
/* Fill in other frame member variables */
if (window->frame)
/* If frame extents have changed, fill in other frame fields and
change frame's extents property. */
if (window->frame &&
(window->frame->child_x != fgeom.left_width ||
window->frame->child_y != fgeom.top_height ||
window->frame->right_width != fgeom.right_width ||
window->frame->bottom_height != fgeom.bottom_height))
{
window->frame->child_x = fgeom.left_width;
window->frame->child_y = fgeom.top_height;
window->frame->right_width = fgeom.right_width;
window->frame->bottom_height = fgeom.bottom_height;
update_net_frame_extents (window);
}
/* See ICCCM 4.1.5 for when to send ConfigureNotify */
@ -3319,6 +3328,36 @@ meta_window_get_net_wm_desktop (MetaWindow *window)
return meta_workspace_index (window->workspaces->data);
}
static void
update_net_frame_extents (MetaWindow *window)
{
unsigned long data[4] = { 0, 0, 0, 0 };
if (window->frame)
{
/* Left */
data[0] = window->frame->child_x;
/* Right */
data[1] = window->frame->right_width;
/* Top */
data[2] = window->frame->child_y;
/* Bottom */
data[3] = window->frame->bottom_height;
}
meta_topic (META_DEBUG_GEOMETRY,
"Setting _NET_FRAME_EXTENTS on managed window 0x%lx "
"to top = %ld, left = %ld, bottom = %ld, right = %ld\n",
window->xwindow, data[0], data[1], data[2], data[3]);
meta_error_trap_push (window->display);
XChangeProperty (window->display->xdisplay, window->xwindow,
window->display->atom_net_frame_extents,
XA_CARDINAL,
32, PropModeReplace, (guchar*) data, 4);
meta_error_trap_pop (window->display, FALSE);
}
void
meta_window_set_current_workspace_hint (MetaWindow *window)
{