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mutter-performance-source/src/ui.c
Havoc Pennington 855d19cc0a separate code to draw frame from the expose_event handler, so in principle 
2002-01-27  Havoc Pennington  <hp@pobox.com>

	* src/frames.c: separate code to draw frame from the
	expose_event handler, so in principle we can draw the
	frame to a pixmap, but this isn't used yet.
2002-01-27 05:27:11 +00:00

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/* Metacity interface for talking to GTK+ UI module */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <config.h>
#include "ui.h"
#include "frames.h"
#include "util.h"
#include "menu.h"
#include "core.h"
#include "inlinepixbufs.h"
struct _MetaUI
{
Display *xdisplay;
Screen *xscreen;
MetaFrames *frames;
};
void
meta_ui_init (int *argc, char ***argv)
{
if (!gtk_init_check (argc, argv))
meta_fatal ("Unable to open X display %s\n", XDisplayName (NULL));
{
/* FIXME this is a hackaround for a GTK bug with using menus without
* menubars. we have to use the get_type value since it's G_GNUC_CONST
*/
volatile GType t;
t = gtk_menu_bar_get_type ();
t += 5;
}
}
Display*
meta_ui_get_display (const char *name)
{
if (name == NULL)
return gdk_display;
else
return NULL;
}
typedef struct _EventFunc EventFunc;
struct _EventFunc
{
MetaEventFunc func;
gpointer data;
};
static GdkFilterReturn
filter_func (GdkXEvent *xevent,
GdkEvent *event,
gpointer data)
{
EventFunc *ef;
ef = data;
if ((* ef->func) (xevent, ef->data))
return GDK_FILTER_REMOVE;
else
return GDK_FILTER_CONTINUE;
}
static EventFunc *ef = NULL;
void
meta_ui_add_event_func (Display *xdisplay,
MetaEventFunc func,
gpointer data)
{
g_return_if_fail (ef == NULL);
ef = g_new (EventFunc, 1);
ef->func = func;
ef->data = data;
gdk_window_add_filter (NULL, filter_func, ef);
}
/* removal is by data due to proxy function */
void
meta_ui_remove_event_func (Display *xdisplay,
MetaEventFunc func,
gpointer data)
{
g_return_if_fail (ef != NULL);
gdk_window_remove_filter (NULL, filter_func, ef);
g_free (ef);
ef = NULL;
}
MetaUI*
meta_ui_new (Display *xdisplay,
Screen *screen)
{
MetaUI *ui;
ui = g_new (MetaUI, 1);
ui->xdisplay = xdisplay;
ui->xscreen = screen;
/* FIXME when gtk has multihead use it here */
ui->frames = meta_frames_new ();
gtk_widget_realize (GTK_WIDGET (ui->frames));
return ui;
}
void
meta_ui_free (MetaUI *ui)
{
gtk_widget_destroy (GTK_WIDGET (ui->frames));
g_free (ui);
}
void
meta_ui_get_frame_geometry (MetaUI *ui,
Window frame_xwindow,
int *top_height, int *bottom_height,
int *left_width, int *right_width)
{
meta_frames_get_geometry (ui->frames, frame_xwindow,
top_height, bottom_height,
left_width, right_width);
}
void
meta_ui_add_frame (MetaUI *ui,
Window xwindow)
{
meta_frames_manage_window (ui->frames, xwindow);
}
void
meta_ui_remove_frame (MetaUI *ui,
Window xwindow)
{
meta_frames_unmanage_window (ui->frames, xwindow);
}
void
meta_ui_map_frame (MetaUI *ui,
Window xwindow)
{
GdkWindow *window;
window = gdk_xid_table_lookup (xwindow);
if (window)
gdk_window_show_unraised (window);
}
void
meta_ui_unmap_frame (MetaUI *ui,
Window xwindow)
{
GdkWindow *window;
window = gdk_xid_table_lookup (xwindow);
if (window)
gdk_window_hide (window);
}
void
meta_ui_unflicker_frame_bg (MetaUI *ui,
Window xwindow,
int target_width,
int target_height)
{
meta_frames_unflicker_bg (ui->frames, xwindow,
target_width, target_height);
}
void
meta_ui_reset_frame_bg (MetaUI *ui,
Window xwindow)
{
meta_frames_reset_bg (ui->frames, xwindow);
}
void
meta_ui_queue_frame_draw (MetaUI *ui,
Window xwindow)
{
meta_frames_queue_draw (ui->frames, xwindow);
}
void
meta_ui_set_frame_title (MetaUI *ui,
Window xwindow,
const char *title)
{
meta_frames_set_title (ui->frames, xwindow, title);
}
MetaWindowMenu*
meta_ui_window_menu_new (MetaUI *ui,
Window client_xwindow,
MetaMenuOp ops,
MetaMenuOp insensitive,
int active_workspace,
int n_workspaces,
MetaWindowMenuFunc func,
gpointer data)
{
return meta_window_menu_new (ui->frames,
ops, insensitive,
client_xwindow,
active_workspace,
n_workspaces,
func, data);
}
void
meta_ui_window_menu_popup (MetaWindowMenu *menu,
int root_x,
int root_y,
int button,
guint32 timestamp)
{
meta_window_menu_popup (menu, root_x, root_y, button, timestamp);
}
void
meta_ui_window_menu_free (MetaWindowMenu *menu)
{
meta_window_menu_free (menu);
}
struct _MetaImageWindow
{
GtkWidget *window;
GtkWidget *image;
};
MetaImageWindow*
meta_image_window_new (void)
{
MetaImageWindow *iw;
iw = g_new (MetaImageWindow, 1);
iw->window = gtk_window_new (GTK_WINDOW_POPUP);
iw->image = g_object_new (GTK_TYPE_IMAGE, NULL);
gtk_container_add (GTK_CONTAINER (iw->window), iw->image);
/* Ensure we auto-shrink to fit image */
gtk_window_set_resizable (GTK_WINDOW (iw->window),
FALSE);
return iw;
}
void
meta_image_window_free (MetaImageWindow *iw)
{
gtk_widget_destroy (iw->window);
g_free (iw);
}
void
meta_image_window_set_showing (MetaImageWindow *iw,
gboolean showing)
{
if (showing)
gtk_widget_show_all (iw->window);
else
{
gtk_widget_hide (iw->window);
meta_core_increment_event_serial (gdk_display);
}
}
void
meta_image_window_set_image (MetaImageWindow *iw,
GdkPixbuf *pixbuf)
{
gtk_image_set_from_pixbuf (GTK_IMAGE (iw->image), pixbuf);
}
void
meta_image_window_set_position (MetaImageWindow *iw,
int x,
int y)
{
/* We want to do move/resize at the same time to avoid ugliness.
* Lame hack.
*/
GtkRequisition req;
g_return_if_fail (GTK_WIDGET_REALIZED (iw->window));
gtk_widget_size_request (iw->window, &req);
gdk_window_move_resize (GTK_WIDGET (iw->window)->window,
x, y, req.width, req.height);
}
static GdkColormap*
get_cmap (GdkPixmap *pixmap)
{
GdkColormap *cmap;
cmap = gdk_drawable_get_colormap (pixmap);
if (cmap)
g_object_ref (G_OBJECT (cmap));
if (cmap == NULL)
{
if (gdk_drawable_get_depth (pixmap) == 1)
{
meta_verbose ("Using NULL colormap for snapshotting bitmap\n");
cmap = NULL;
}
else
{
meta_verbose ("Using system cmap to snapshot pixmap\n");
cmap = gdk_colormap_get_system ();
g_object_ref (G_OBJECT (cmap));
}
}
return cmap;
}
GdkPixbuf*
meta_gdk_pixbuf_get_from_window (GdkPixbuf *dest,
Window xwindow,
int src_x,
int src_y,
int dest_x,
int dest_y,
int width,
int height)
{
GdkDrawable *drawable;
GdkPixbuf *retval;
GdkColormap *cmap;
retval = NULL;
drawable = gdk_xid_table_lookup (xwindow);
if (drawable)
g_object_ref (G_OBJECT (drawable));
else
drawable = gdk_window_foreign_new (xwindow);
cmap = get_cmap (drawable);
retval = gdk_pixbuf_get_from_drawable (dest,
drawable,
cmap,
src_x, src_y,
dest_x, dest_y,
width, height);
if (cmap)
g_object_unref (G_OBJECT (cmap));
g_object_unref (G_OBJECT (drawable));
return retval;
}
GdkPixbuf*
meta_gdk_pixbuf_get_from_pixmap (GdkPixbuf *dest,
Pixmap xpixmap,
int src_x,
int src_y,
int dest_x,
int dest_y,
int width,
int height)
{
GdkDrawable *drawable;
GdkPixbuf *retval;
GdkColormap *cmap;
retval = NULL;
drawable = gdk_xid_table_lookup (xpixmap);
if (drawable)
g_object_ref (G_OBJECT (drawable));
else
drawable = gdk_pixmap_foreign_new (xpixmap);
cmap = get_cmap (drawable);
retval = gdk_pixbuf_get_from_drawable (dest,
drawable,
cmap,
src_x, src_y,
dest_x, dest_y,
width, height);
if (cmap)
g_object_unref (G_OBJECT (cmap));
g_object_unref (G_OBJECT (drawable));
return retval;
}
void
meta_ui_push_delay_exposes (MetaUI *ui)
{
meta_frames_push_delay_exposes (ui->frames);
}
void
meta_ui_pop_delay_exposes (MetaUI *ui)
{
meta_frames_pop_delay_exposes (ui->frames);
}
#ifdef HAVE_GDK_PIXBUF_NEW_FROM_STREAM
#define gdk_pixbuf_new_from_inline gdk_pixbuf_new_from_stream
#endif
GdkPixbuf*
meta_ui_get_default_window_icon (MetaUI *ui)
{
static GdkPixbuf *default_icon = NULL;
if (default_icon == NULL)
{
GdkPixbuf *base;
base = gdk_pixbuf_new_from_inline (-1, default_icon_data,
FALSE,
NULL);
g_assert (base);
default_icon = gdk_pixbuf_scale_simple (base,
META_ICON_WIDTH,
META_ICON_HEIGHT,
GDK_INTERP_BILINEAR);
g_object_unref (G_OBJECT (base));
}
g_object_ref (G_OBJECT (default_icon));
return default_icon;
}
GdkPixbuf*
meta_ui_get_default_mini_icon (MetaUI *ui)
{
static GdkPixbuf *default_icon = NULL;
if (default_icon == NULL)
{
GdkPixbuf *base;
base = gdk_pixbuf_new_from_inline (-1, default_icon_data,
FALSE,
NULL);
g_assert (base);
default_icon = gdk_pixbuf_scale_simple (base,
META_MINI_ICON_WIDTH,
META_MINI_ICON_HEIGHT,
GDK_INTERP_BILINEAR);
g_object_unref (G_OBJECT (base));
}
g_object_ref (G_OBJECT (default_icon));
return default_icon;
}
gboolean
meta_ui_window_should_not_cause_focus (Display *xdisplay,
Window xwindow)
{
GdkWindow *window;
window = gdk_xid_table_lookup (xwindow);
/* we shouldn't cause focus if we're an override redirect
* toplevel which is not foreign
*/
if (window && gdk_window_get_type (window) == GDK_WINDOW_TEMP)
return TRUE;
else
return FALSE;
}
char*
meta_text_property_to_utf8 (Display *xdisplay,
const XTextProperty *prop)
{
char **list;
int count;
char *retval;
list = NULL;
count = gdk_text_property_to_utf8_list (gdk_x11_xatom_to_atom (prop->encoding),
prop->format,
prop->value,
prop->nitems,
&list);
if (count == 0)
return NULL;
retval = list[0];
list[0] = g_strdup (""); /* something to free */
g_strfreev (list);
return retval;
}
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