X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=simple-launcher.cc;h=b30f5e8f31fd454c3b008833d552bcb7bb1fbc28;hb=a35af69c462e54d249586a4a74dd9d374f2c9411;hp=5e31a96294247078ff580e95ab30b8b986ecf885;hpb=a6117e286571199af04f6b83d8a4af3d08c6a57b;p=simple-launcher

diff --git a/simple-launcher.cc b/simple-launcher.cc
index 5e31a96..b30f5e8 100644
--- a/simple-launcher.cc
+++ b/simple-launcher.cc
@@ -1,6 +1,25 @@
+// This file is a part of Simple Launcher
+//
+// Copyright (C) 2006, 2007, Mikhail Sobolev
+//
+// Simple Launcher is free software; you can redistribute it and/or modify it
+// under the terms of the GNU General Public License version 2 as published by
+// the Free Software Foundation.
+//
+// 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., 51
+// Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 #include <string>
 #include <vector>
+#include <fstream>
+
+#include <dirent.h>
 
 #include <gtk/gtk.h>
 
@@ -8,18 +27,15 @@
 #include <libosso.h>
 
 #include "launcher-item.h"
+#include "sla-list.h"
+#include "launchable-item.h"
+#include "settings-dialog.h"
 
-extern "C" {
-  void *hildon_home_applet_lib_initialize (void *state_data, int *state_size, GtkWidget **widget);
-  void hildon_home_applet_lib_deinitialize (void *applet_data);
-  void hildon_home_applet_lib_background (void *applet_data);
-  void hildon_home_applet_lib_foreground(void *applet_data);
-  int hildon_home_applet_lib_save_state(void *applet_data, void **state_data, int *state_size);
-  GtkWidget *hildon_home_applet_lib_settings(void *applet_data, GtkWindow *parent);
-};
-
-#define SLA_APPLET_DBUS_NAME  "simple-launcher"
-#define SLA_APPLET_VERSION    "0.0"
+#define SL_APPLET_DBUS_NAME  "simple-launcher"
+#define SL_APPLET_VERSION    "0.0"
+#define SL_APPLET_ICON_SIZE  26
+#define SL_APPLET_BORDER_SIZE  14
+#define SL_APPLET_CANVAS_SIZE  (SL_APPLET_BORDER_SIZE+SL_APPLET_BORDER_SIZE)
 
 class SimpleLauncherApplet {
 public:
@@ -36,17 +52,31 @@ public:
   GtkWidget *getWidget() { return myWidget; }
 
 private:
+  static void addItem(LauncherItems&, const std::string&, bool);
+
+  void loadConfig();
+  void saveConfig();
+
+  static void updateItems(LauncherItems&);
+  static void processDirectory(LauncherItems&, const std::string&);
+
   bool initWidget();
+  void updateWidget();
 
-  bool startApplication(const std::string& application);
+  void buttonClicked(GtkToolButton *);
+  void runDialog();
+
+  static void _button_clicked(GtkToolButton *, void *);
+  static void _run_dialog(GtkMenuItem *, void *);
 
 private:
   osso_context_t *myContext;
   GtkWidget *myWidget;
+  GtkWindow *myParent;
 
-  std::vector<LauncherItem *> myItems;
+  LauncherItems myItems;
 
-  static char *ourFiles[];
+  static char *ourDirs[];
 };
 
 // Hildon home applet interface functions
@@ -54,12 +84,12 @@ private:
 void *hildon_home_applet_lib_initialize(void *state_data, int *state_size, GtkWidget **widget) {
   SimpleLauncherApplet *applet = new SimpleLauncherApplet();
 
-  if (applet != 0) {
+  if (applet != NULL) {
     if (applet->doInit(state_data, state_size)) {
       *widget = applet->getWidget();
     } else {
       delete applet;
-      applet = 0;
+      applet = NULL;
     }
   }
 
@@ -90,71 +120,194 @@ int hildon_home_applet_lib_save_state (void *applet_data, void **state_data, int
 
 // SimpleLauncherApplet implementation
 
-char *SimpleLauncherApplet::ourFiles[] = {
-  0
+char *SimpleLauncherApplet::ourDirs[] = {
+  "/usr/share/applications/hildon",
+  NULL
 };
 
-SimpleLauncherApplet::SimpleLauncherApplet(): myContext(0), myWidget(0) {
+SimpleLauncherApplet::SimpleLauncherApplet(): myContext(NULL), myWidget(NULL), myParent(NULL) {
 }
 
 bool SimpleLauncherApplet::doInit(void *state_data, int *state_size) {
-  if ((myContext = osso_initialize(SLA_APPLET_DBUS_NAME, SLA_APPLET_VERSION, FALSE, NULL)) == 0) {
+  if ((myContext = osso_initialize(SL_APPLET_DBUS_NAME, SL_APPLET_VERSION, FALSE, NULL)) == NULL) {
     g_debug("sla-applet: failed to initialize the osso layer");
     return false;
   }
 
+  loadConfig();
+
   if (!initWidget()) {
     return false;
   }
 
-  for (int i = 0 ; ourFiles[i] != 0 ; ++i) {
-    LauncherItem *item = new LauncherItem();
+  return true;
+}
+
+SimpleLauncherApplet::~SimpleLauncherApplet() {
+  myItems.clear();
+
+  if (myWidget != NULL) {
+    gtk_widget_destroy(myWidget);
+    myWidget = NULL;
+  }
+
+  if (myContext != NULL) {
+    osso_deinitialize(myContext);
+    myContext = NULL;
+  }
+}
+
+void SimpleLauncherApplet::addItem(LauncherItems& items, const std::string& name, bool enabled) {
+  if (!items.exists(name)) {
+    LaunchableItem *item = new LaunchableItem();
+
+    item->load(name);
 
-    if (item->load(ourFiles[i])) {
-      myItems.push_back(item);
+    if (enabled) {
+      item->enable();
     } else {
-      delete item;
+      item->disable();
     }
+
+    items.add(name, item);
   }
+}
 
-  // g_signal_connect (applet->myWidget, "do_search", G_CALLBACK (mis_applet_do_search), (gpointer)applet);
+// FIXME: this probably should be done somehow differently
+static char *configFileName="/home/user/.slarc";
 
-  gtk_widget_show_all(myWidget);
+void SimpleLauncherApplet::loadConfig() {
+  std::ifstream config(configFileName);
 
-  return true;
-}
+  if (config) {
+    char *buffer = new char [1024];
 
-SimpleLauncherApplet::~SimpleLauncherApplet() {
-  for (std::vector<LauncherItem *>::iterator it = myItems.begin(); it != myItems.end(); ++it) {
-    if (*it != 0) {
-      delete *it;
-      *it = 0;
+    while (config.getline(buffer, 1024)) {
+      char *p = strchr(buffer, ',');
+
+      if (p != NULL) {
+        *p++ = '\0';
+      }
+
+      addItem(myItems, buffer, (p != NULL && (*p == '1' || *p == 'y' || *p == 'Y')));
     }
+
+    delete buffer;
   }
+}
 
-  myItems.resize(0);
+void SimpleLauncherApplet::saveConfig() {
+  // TODO: make saving config an atomic operation
+  std::ofstream config(configFileName);
 
-  if (myWidget != 0) {
-    gtk_widget_destroy(myWidget);
-    myWidget = 0;
+  if (config) {
+    for (size_t i = 0 ; i < myItems.size() ; ++i) {
+      config << myItems.name(i) << ',' << myItems[i]->isEnabled() << std::endl;
+    }
   }
+}
 
-  if (myContext != 0) {
-    osso_deinitialize(myContext);
-    myContext = 0;
+void SimpleLauncherApplet::updateItems(LauncherItems& items) {
+  for (int i = 0 ; ourDirs[i] != NULL ; ++i) {
+    processDirectory(items, ourDirs[i]);
+  }
+}
+
+void SimpleLauncherApplet::processDirectory(LauncherItems& items, const std::string& dirname) {
+  DIR *dir = opendir(dirname.c_str());
+
+  if (dir != NULL) {
+    const std::string namePrefix = dirname + "/";
+    std::string shortName;
+    std::string desktopExtension = ".desktop";
+    const dirent *file;
+
+    while ((file = readdir(dir)) != 0) {
+      shortName = file->d_name;
+      if ((shortName == ".") || (shortName == "..")) {
+        continue;
+      }
+
+      if ((shortName.length() >= desktopExtension.length()) && (shortName.compare(shortName.length() - desktopExtension.length(), desktopExtension.length(), desktopExtension) == 0)) {
+        addItem(items, namePrefix+shortName, false);
+      }
+    }
+
+    closedir(dir);
   }
 }
 
 bool SimpleLauncherApplet::initWidget() {
-  return false;
+  myWidget = gtk_frame_new(NULL);
+
+  if (myWidget != NULL) {
+    gtk_frame_set_shadow_type(GTK_FRAME(myWidget), GTK_SHADOW_ETCHED_IN);
+
+    updateWidget();
+  }
+
+  return myWidget != NULL;
+}
+
+void SimpleLauncherApplet::updateWidget() {
+  GtkWidget *child = gtk_bin_get_child(GTK_BIN(myWidget));
+
+  if (child != NULL) {
+    gtk_container_remove(GTK_CONTAINER(myWidget), child);
+    gtk_widget_destroy(child);
+  }
+
+  int button_no = 0;
+  GtkBox *box = GTK_BOX(gtk_hbox_new(true, 1));
+
+  for (size_t i = 0 ; i < myItems.size() ; ++i) {
+    LauncherItem *item = myItems[i];
+
+    if (item != NULL && item->isEnabled()) {
+      GtkWidget *button = gtk_button_new();
+
+      gtk_container_add(GTK_CONTAINER(button), gtk_image_new_from_pixbuf(item->getIcon(SL_APPLET_ICON_SIZE)));
+
+      gtk_object_set_user_data(GTK_OBJECT(button), item);
+      g_signal_connect(button, "clicked", G_CALLBACK(_button_clicked), this);
+
+      gtk_box_pack_start(box, GTK_WIDGET(button), false, false, 0);
+
+      ++button_no;
+    }
+  }
+
+  gtk_container_add(GTK_CONTAINER(myWidget), GTK_WIDGET(box));
+
+  if (button_no == 0) {
+    gtk_widget_set_size_request(myWidget, SL_APPLET_ICON_SIZE+SL_APPLET_CANVAS_SIZE, SL_APPLET_ICON_SIZE+SL_APPLET_CANVAS_SIZE);
+  } else {
+    gtk_widget_set_size_request(myWidget, button_no*(SL_APPLET_ICON_SIZE+SL_APPLET_CANVAS_SIZE), SL_APPLET_ICON_SIZE+SL_APPLET_CANVAS_SIZE);
+  }
+
+  gtk_widget_show_all(myWidget);
+}
+
+void SimpleLauncherApplet::_button_clicked(GtkToolButton *button, void *self) {
+  ((SimpleLauncherApplet *)self)->buttonClicked(button);
+}
+
+void SimpleLauncherApplet::buttonClicked(GtkToolButton *button) {
+  if (button != NULL) {
+    LaunchableItem *item = (LaunchableItem *)gtk_object_get_user_data(GTK_OBJECT(button));
+
+    if (item != NULL) {
+      item->activate(myContext);
+    }
+  }
 }
 
 int SimpleLauncherApplet::saveState(void **state_data, int *state_size) {
-  if (state_data != 0) {
-    *state_data = 0;
+  if (state_data != NULL) {
+    *state_data = NULL;
   }
 
-  if (state_size != 0) {
+  if (state_size != NULL) {
     *state_size = 0;
   }
 
@@ -162,13 +315,41 @@ int SimpleLauncherApplet::saveState(void **state_data, int *state_size) {
 }
 
 GtkWidget *SimpleLauncherApplet::settings(GtkWindow *parent) {
-  // TODO: in case we want SimpleLauncherApplet to be configurable, this method
-  // should return a gtk_menu_item that would be included in home settings
-  // menu.  Method should make sure that when we activate that item, a
-  // corresponding dialog appears.
-  return 0;
+  myParent = parent;  // FIXME: Ugly piece of code :(
+
+  GtkWidget *menuItem = gtk_menu_item_new_with_label("Launcher settings...");
+
+  g_signal_connect(menuItem, "activate", G_CALLBACK(_run_dialog), this);
+
+  return menuItem;
+}
+
+void SimpleLauncherApplet::_run_dialog(GtkMenuItem *, void *self) {
+  ((SimpleLauncherApplet *)self)->runDialog();
 }
 
-bool SimpleLauncherApplet::startApplication(const std::string& application) {
-  return osso_application_top(myContext, application.c_str(), 0) == OSSO_OK;
+void SimpleLauncherApplet::runDialog() {
+  // We update the items before using them to avoid a small memory leak
+  // FIXME: deal with the situation in a better way (figure it out first :))
+  updateItems(myItems);       // User requested 'settings', let's give her the latest stuff :)
+
+  LauncherItems newItems = myItems;
+
+  SettingsDialog dialog(myParent, SL_APPLET_ICON_SIZE, newItems);
+
+  switch (dialog.run()) {
+    case GTK_RESPONSE_OK:
+      myItems = newItems;
+      saveConfig();   // save it immediately!
+      updateWidget();
+      break;
+
+    case GTK_RESPONSE_CANCEL:
+      break;
+
+    default:
+      ;     // FIXME: do I want to do anything in here?
+  }
 }
+
+// vim:ts=2:sw=2:et