The applications menu is now functional

This commit is contained in:
Pierre Pronchery 2009-07-23 23:02:07 +00:00
parent d003218273
commit 6ba6cb48b3

View File

@ -15,7 +15,10 @@
#include <System.h>
#include <sys/time.h>
#include <sys/types.h>
#include <dirent.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
@ -31,6 +34,8 @@
/* types */
struct _Panel
{
GSList * apps;
GdkWindow * root;
GtkWidget * window;
GtkWidget * clock;
@ -46,7 +51,8 @@ struct _Panel
/* prototypes */
static int _panel_exec(Panel * panel, char * command);
static int _panel_exec(Panel * panel, char const * command);
static gboolean _panel_idle_apps(gpointer data);
/* public */
@ -77,6 +83,9 @@ Panel * panel_new(void)
panel_error(NULL, "malloc", 1);
return NULL;
}
/* applications */
panel->apps = NULL;
g_idle_add(_panel_idle_apps, panel);
/* root window */
panel->root = gdk_screen_get_root_window(
gdk_display_get_default_screen(
@ -89,9 +98,10 @@ Panel * panel_new(void)
#endif
/* panel */
panel->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_move(GTK_WINDOW(panel->window), 0, panel->height - 56);
gtk_window_move(GTK_WINDOW(panel->window), 0, panel->height
- PANEL_ICON_SIZE - (PANEL_BORDER_WIDTH * 2));
gtk_window_set_default_size(GTK_WINDOW(panel->window), panel->width,
56);
PANEL_ICON_SIZE + (PANEL_BORDER_WIDTH * 2));
gtk_window_set_type_hint(GTK_WINDOW(panel->window),
GDK_WINDOW_TYPE_HINT_DOCK);
event = gtk_event_box_new();
@ -167,8 +177,11 @@ static void _on_lock(GtkWidget * widget, gpointer data)
_panel_exec(panel, "xscreensaver-command -lock");
}
static GtkWidget * _menu_applications(Panel * panel);
static void _applications_activate(GtkWidget * widget, gpointer data);
static void _on_menu(GtkWidget * widget, gpointer data)
{
Panel * panel = data;
GtkWidget * menu;
GtkWidget * menuitem;
GtkWidget * image;
@ -178,6 +191,8 @@ static void _on_menu(GtkWidget * widget, gpointer data)
image = gtk_image_new_from_icon_name("gnome-applications",
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(menuitem), image);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
_menu_applications(panel));
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
menuitem = gtk_separator_menu_item_new();
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
@ -211,6 +226,50 @@ static void _on_menu(GtkWidget * widget, gpointer data)
gtk_get_current_event_time());
}
static GtkWidget * _menu_applications(Panel * panel)
{
GSList * p;
GtkWidget * menu;
GtkWidget * menuitem;
GtkWidget * image;
Config * config;
const char section[] = "Desktop Entry";
char const * q;
_panel_idle_apps(panel); /* just in case */
menu = gtk_menu_new();
for(p = panel->apps; p != NULL; p = p->next)
{
config = p->data;
q = config_get(config, section, "Name"); /* should not fail */
menuitem = gtk_image_menu_item_new_with_label(q);
if((q = config_get(config, section, "Icon")) != NULL)
{
image = gtk_image_new_from_icon_name(q,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(
menuitem), image);
}
q = config_get(config, section, "Exec"); /* should not fail */
g_signal_connect(G_OBJECT(menuitem), "activate", G_CALLBACK(
_applications_activate), (gpointer)q);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
}
return menu;
}
static void _applications_activate(GtkWidget * widget, gpointer data)
{
char const * program = data;
if(program == NULL)
return;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s() \"%s\"", __func__, program);
#endif
_panel_exec(NULL, program);
}
static void _on_menu_position(GtkMenu * menu, gint * x, gint * y,
gboolean * push_in, gpointer data)
{
@ -290,7 +349,7 @@ static int _error_text(char const * message, int ret)
/* private */
/* functions */
/* panel_exec */
static int _panel_exec(Panel * panel, char * command)
static int _panel_exec(Panel * panel, char const * command)
{
pid_t pid;
@ -302,3 +361,75 @@ static int _panel_exec(Panel * panel, char * command)
exit(panel_error(NULL, command, 2));
return 1;
}
/* callbacks */
/* panel_idle_apps */
static gint _apps_compare(gconstpointer a, gconstpointer b);
static gboolean _panel_idle_apps(gpointer data)
{
Panel * panel = data;
const char path[] = "/usr/pkg/share/applications";
DIR * dir;
struct dirent * de;
const char ext[] = ".desktop";
const char section[] = "Desktop Entry";
char * name = NULL;
char * p;
Config * config = NULL;
String const * q;
String const * r;
if(panel->apps != NULL)
return FALSE;
if((dir = opendir(path)) == NULL)
return panel_error(panel, path, FALSE);
while((de = readdir(dir)) != NULL)
{
if(de->d_namlen < sizeof(ext) || strncmp(&de->d_name[
de->d_namlen - sizeof(ext) + 1],
ext, sizeof(ext)) != 0)
continue;
if((p = realloc(name, sizeof(path) + de->d_namlen + 1)) == NULL)
{
panel_error(panel, "realloc", 1);
continue;
}
name = p;
snprintf(name, sizeof(path) + de->d_namlen + 1, "%s/%s", path,
de->d_name);
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s() \"%s\"\n", __func__, name);
#endif
if(config == NULL && (config = config_new()) == NULL)
continue; /* XXX report error */
else
config_reset(config);
config_load(config, name);
q = config_get(config, section, "Name");
r = config_get(config, section, "Exec");
if(q == NULL || r == NULL)
continue;
panel->apps = g_slist_insert_sorted(panel->apps, config,
_apps_compare);
config = NULL;
}
free(name);
closedir(dir);
return FALSE;
}
static gint _apps_compare(gconstpointer a, gconstpointer b)
{
Config * ca = (Config *)a;
Config * cb = (Config *)b;
char const * cap;
char const * cbp;
const char section[] = "Desktop Entry";
/* these should not fail */
cap = config_get(ca, section, "Name");
cbp = config_get(cb, section, "Name");
return string_compare(cap, cbp);
}