1 // This file is a part of Simple Launcher
3 // Copyright (C) 2006, 2007, Mikhail Sobolev
5 // Simple Launcher is free software; you can redistribute it and/or modify it
6 // under the terms of the GNU General Public License version 2 as published by
7 // the Free Software Foundation.
9 // This program is distributed in the hope that it will be useful, but WITHOUT
10 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 // You should have received a copy of the GNU General Public License along with
15 // this program; if not, write to the Free Software Foundation, Inc., 51
16 // Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #include "launcher-item.h"
29 #include "launchable-item.h"
30 #include "settings-dialog.h"
31 #include "gconf-wrapper.h"
33 #define SL_APPLET_DBUS_NAME "simple-launcher"
34 #define SL_APPLET_VERSION "0.0"
36 #define SL_APPLET_GCONF_PATH "/apps/simple-launcher"
38 class SimpleLauncherApplet {
40 SimpleLauncherApplet(const GConfKey&);
41 ~SimpleLauncherApplet();
43 bool doInit(void *state_data, int *state_size);
45 int saveState(void **state_data, int *state_size);
46 GtkWidget *settings(GtkWindow *parent);
48 GtkWidget *getWidget() { return myWidget; }
51 static void addItem(LauncherItems&, const std::string&, bool);
56 static void updateItems(LauncherItems&);
57 static void processDirectory(LauncherItems&, const std::string&);
62 void buttonPressed(GtkWidget *button, GdkEventButton *event);
65 static void _button_pressed(GtkWidget *button, GdkEventButton *event, void *self);
66 static void _run_dialog(GtkMenuItem *, void *);
69 // GConfClientWrapper myClient;
70 // GConfKey myMainSettings;
72 osso_context_t *myContext;
77 LauncherItems myItems;
79 GConfBooleanOption myTransparent;
80 // bool myShowInfobanner; // FIXME: to implement
81 GConfIntegerOption myIconSize;
83 static char *ourDirs[];
86 // Hildon home applet interface functions
88 void *hildon_home_applet_lib_initialize(void *state_data, int *state_size, GtkWidget **widget) {
89 GConfKey baseKey(SL_APPLET_GCONF_PATH);
91 SimpleLauncherApplet *applet = new SimpleLauncherApplet(baseKey);
94 if (applet->doInit(state_data, state_size)) {
95 *widget = applet->getWidget();
102 return (void*)applet;
105 void hildon_home_applet_lib_deinitialize(void *applet_data) {
106 SimpleLauncherApplet *applet = (SimpleLauncherApplet *)applet_data;
111 GtkWidget *hildon_home_applet_lib_settings(void *applet_data, GtkWindow *parent) {
112 return ((SimpleLauncherApplet *)applet_data)->settings(parent);
115 int hildon_home_applet_lib_save_state (void *applet_data, void **state_data, int *state_size) {
116 return ((SimpleLauncherApplet *)applet_data)->saveState(state_data, state_size);
119 // SimpleLauncherApplet implementation
121 char *SimpleLauncherApplet::ourDirs[] = {
122 "/usr/share/applications/hildon",
126 // SimpleLauncherApplet::SimpleLauncherApplet() : myMainSettings(myClient.getKey(SL_APPLET_GCONF_PATH)), myContext(NULL), myWidget(NULL), myParent(NULL) {
127 SimpleLauncherApplet::SimpleLauncherApplet(const GConfKey& base) : myContext(NULL), myWidget(NULL), myParent(NULL), myTransparent(base, "transparent", false), myIconSize(base, "icon_size", 48) {
130 bool SimpleLauncherApplet::doInit(void *state_data, int *state_size) {
131 if ((myContext = osso_initialize(SL_APPLET_DBUS_NAME, SL_APPLET_VERSION, FALSE, NULL)) == NULL) {
132 g_debug("sla-applet: failed to initialize the osso layer");
145 SimpleLauncherApplet::~SimpleLauncherApplet() {
148 // This does not seem to be necessary
149 if (myWidget != NULL) {
150 gtk_widget_destroy(myWidget);
154 if (myContext != NULL) {
155 osso_deinitialize(myContext);
160 void SimpleLauncherApplet::addItem(LauncherItems& items, const std::string& name, bool enabled) {
161 if (!items.exists(name)) {
162 LaunchableItem *item = new LaunchableItem();
172 items.add(name, item);
176 // {{{ Configuration file managment
177 static const gchar *getConfigFileName() {
178 static gchar *configFileName = NULL;
180 if (configFileName == NULL) {
181 configFileName = g_build_filename(g_get_home_dir(), ".slarc", NULL);
184 return configFileName;
187 void SimpleLauncherApplet::loadConfig() {
188 std::ifstream config(getConfigFileName());
191 char *buffer = new char [1024];
193 while (config.getline(buffer, 1024)) {
194 char *p = strchr(buffer, ',');
200 addItem(myItems, buffer, (p != NULL && (*p == '1' || *p == 'y' || *p == 'Y')));
207 void SimpleLauncherApplet::saveConfig() {
208 // TODO: make saving config an atomic operation
209 std::ofstream config(getConfigFileName());
212 for (size_t i = 0 ; i < myItems.size() ; ++i) {
213 config << myItems.name(i) << ',' << myItems[i]->isEnabled() << std::endl;
220 void SimpleLauncherApplet::updateItems(LauncherItems& items) {
221 for (int i = 0 ; ourDirs[i] != NULL ; ++i) {
222 processDirectory(items, ourDirs[i]);
226 void SimpleLauncherApplet::processDirectory(LauncherItems& items, const std::string& dirname) {
227 DIR *dir = opendir(dirname.c_str());
230 const std::string namePrefix = dirname + "/";
231 std::string shortName;
232 std::string desktopExtension = ".desktop";
235 while ((file = readdir(dir)) != 0) {
236 shortName = file->d_name;
237 if ((shortName == ".") || (shortName == "..")) {
241 if ((shortName.length() >= desktopExtension.length()) && (shortName.compare(shortName.length() - desktopExtension.length(), desktopExtension.length(), desktopExtension) == 0)) {
242 addItem(items, namePrefix+shortName, false);
250 bool SimpleLauncherApplet::initWidget() {
251 myWidget = gtk_hbox_new(false, 0);
253 if (myWidget != NULL) {
257 return myWidget != NULL;
260 void SimpleLauncherApplet::updateWidget() {
261 gtk_container_foreach(GTK_CONTAINER(myWidget), (GtkCallback)gtk_widget_destroy, NULL);
263 GtkSizeGroup *group = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);
267 for (size_t i = 0 ; i < myItems.size() ; ++i) {
268 LauncherItem *item = myItems[i];
270 if (item != NULL && item->isEnabled()) {
271 GtkWidget *button = gtk_event_box_new();
273 gtk_widget_set_events(button, GDK_BUTTON_PRESS_MASK);
274 g_signal_connect(button, "button-press-event", G_CALLBACK(_button_pressed), this);
276 gtk_event_box_set_visible_window(GTK_EVENT_BOX(button), !myTransparent.value());
279 GdkPixbuf *pixbuf = item->getIcon(myIconSize.value());
280 gtk_container_add(GTK_CONTAINER(button), gtk_image_new_from_pixbuf(pixbuf));
281 g_object_unref(G_OBJECT(pixbuf));
284 gtk_object_set_user_data(GTK_OBJECT(button), item);
286 gtk_size_group_add_widget(group, button);
288 gtk_box_pack_start(GTK_BOX(myWidget), GTK_WIDGET(button), false, false, 0);
294 g_object_unref(G_OBJECT(group));
296 int totalSize = myIconSize.value();
298 if (button_no == 0) {
299 gtk_widget_set_size_request(myWidget, totalSize, totalSize);
301 gtk_widget_set_size_request(myWidget, button_no*totalSize, totalSize);
304 gtk_widget_show_all(myWidget);
307 void SimpleLauncherApplet::_button_pressed(GtkWidget *button, GdkEventButton *event, void *self) {
308 ((SimpleLauncherApplet *)self)->buttonPressed(button, event);
311 void SimpleLauncherApplet::buttonPressed(GtkWidget *button, GdkEventButton *event) {
312 if (button != NULL && event->button == 1) {
313 LaunchableItem *item = (LaunchableItem *)gtk_object_get_user_data(GTK_OBJECT(button));
316 item->activate(myContext);
321 int SimpleLauncherApplet::saveState(void **state_data, int *state_size) {
322 if (state_data != NULL) {
326 if (state_size != NULL) {
333 GtkWidget *SimpleLauncherApplet::settings(GtkWindow *parent) {
334 myParent = parent; // FIXME: Ugly piece of code :(
336 GtkWidget *menuItem = gtk_menu_item_new_with_label("Launcher settings...");
338 g_signal_connect(menuItem, "activate", G_CALLBACK(_run_dialog), this);
343 void SimpleLauncherApplet::_run_dialog(GtkMenuItem *, void *self) {
344 ((SimpleLauncherApplet *)self)->runDialog();
347 void SimpleLauncherApplet::runDialog() {
348 // We update the items before using them to avoid a small memory leak
349 // FIXME: deal with the situation in a better way (figure it out first :))
350 updateItems(myItems); // User requested 'settings', let's give her the latest stuff :)
352 LauncherItems newItems = myItems;
354 // TODO: make it nicer... this code is ugly :(
355 SettingsDialog dialog(myParent, newItems, myTransparent, myIconSize);
357 switch (dialog.run()) {
358 case GTK_RESPONSE_OK:
360 dialog.updateValues(); // FIXME: hackish :( make it better
362 saveConfig(); // save it immediately!
366 case GTK_RESPONSE_CANCEL:
370 ; // FIXME: do I want to do anything in here?
373 // newItems.clear(); // TODO: do I really need it?