Fremantle: Prestart MicroB if appropriate when reconfiguring browser-switchboard
[browser-switch] / config-ui / browser-switchboard-cp.c
index 7d462f5..02a4a07 100644 (file)
@@ -1,13 +1,14 @@
 /*
  * browser-switchboard-cp.c -- a hildon-control-panel applet for
  * selecting the default browser for Browser Switchboard
- * 
- * Copyright (C) 2009 Steven Luo
- * 
+ *
+ * Copyright (C) 2009-2010 Steven Luo
+ * Copyright (C) 2009-2010 Faheem Pervez
+ *
  * Derived from services-cp.c from maemo-control-services
  * Copyright (c) 2008 Janne Kataja <janne.kataja@iki.fi>
  * Copyright (c) 2008 Nokia Corporation
- * 
+ *
  * 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, or (at your option)
 #include <glib.h>
 #include <glib/gstdio.h>
 #include <gtk/gtk.h>
+
 #ifdef HILDON
 #include <hildon/hildon-banner.h>
 #include <hildon/hildon-program.h>
+
+#ifdef FREMANTLE
+#include <hildon/hildon-touch-selector.h>
+#include <hildon/hildon-picker-button.h>
+#include <hildon/hildon-caption.h>
+#include <hildon/hildon-entry.h>
+#endif /* FREMANTLE */
+
 #ifdef HILDON_CP_APPLET
 #include <hildon-cp-plugin/hildon-cp-plugin-interface.h>
-#endif
-#endif
+#endif /* HILDON_CP_APPLET */
+#endif /* HILDON */
 
-#include "configfile.h"
+#include "config.h"
+#include "save-config.h"
+#include "browsers.h"
 
 #define CONTINUOUS_MODE_DEFAULT 0
 
-struct browser_entry {
-       char *config;
-       char *displayname;
-};
-struct browser_entry browsers[] = {
-       { "microb", "MicroB" }, /* First entry is the default! */
-       { "tear", "Tear" },
-       { "fennec", "Mobile Firefox (Fennec)" },
-       { "midori", "Midori" },
-       { "other", "Other" },
-       { NULL, NULL },
-};
+#if defined(HILDON) && defined(FREMANTLE)
+#define _HILDON_SIZE_DEFAULT (HILDON_SIZE_AUTO_WIDTH|HILDON_SIZE_FINGER_HEIGHT)
+#endif
+
+struct swb_config orig_cfg;
 
 struct config_widgets {
+#if defined(HILDON) && defined(FREMANTLE)
+       GtkWidget *default_browser_selector;
+#else
        GtkWidget *continuous_mode_off_radio;
        GtkWidget *continuous_mode_on_radio;
        GtkWidget *default_browser_combo;
+#endif
        GtkWidget *other_browser_cmd_entry;
        GtkWidget *other_browser_cmd_entry_label;
 };
@@ -69,10 +78,33 @@ struct config_widgets cw;
 GtkWidget *dialog;
 
 
+struct browser_entry *installed_browsers;
+void init_installed_browsers(void) {
+       struct browser_entry *cur = browsers;
+       unsigned int count = 0;
+
+       installed_browsers = calloc(sizeof browsers, 1);
+       if (!installed_browsers)
+               exit(1);
+
+       count = 0;
+       for (; cur->config; ++cur)
+               if (!cur->binary || !access(cur->binary, X_OK))
+                       installed_browsers[count++] = *cur;
+}
+
 /**********************************************************************
  * Configuration routines
  **********************************************************************/
 
+#if defined(HILDON) && defined(FREMANTLE)
+
+static inline char *get_default_browser(void) {
+       return installed_browsers[hildon_touch_selector_get_active(HILDON_TOUCH_SELECTOR(cw.default_browser_selector), 0)].config;
+}
+
+#else /* !defined(HILDON) || !defined(FREMANTLE) */
+
 static inline int get_continuous_mode(void) {
        return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(cw.continuous_mode_on_radio));
 }
@@ -84,20 +116,28 @@ static inline void set_continuous_mode(int state) {
 }
 
 static inline char *get_default_browser(void) {
-       return browsers[gtk_combo_box_get_active(GTK_COMBO_BOX(cw.default_browser_combo))].config;
+       return installed_browsers[gtk_combo_box_get_active(GTK_COMBO_BOX(cw.default_browser_combo))].config;
 }
+
+#endif /* defined(HILDON) && defined(FREMANTLE) */
+
 static void set_default_browser(char *browser) {
        gint i;
 
        /* Loop through browsers looking for a match */
-       for (i = 0; browsers[i].config && strcmp(browsers[i].config, browser);
-                       ++i);
+       for (i = 0;
+            installed_browsers[i].config && strcmp(installed_browsers[i].config, browser);
+            ++i);
 
-       if (!browsers[i].config)
+       if (!installed_browsers[i].config)
                /* No match found, set to the default browser */
                i = 0;
 
+#if defined(HILDON) && defined(FREMANTLE)
+       hildon_touch_selector_set_active(HILDON_TOUCH_SELECTOR(cw.default_browser_selector), 0, i);
+#else
        gtk_combo_box_set_active(GTK_COMBO_BOX(cw.default_browser_combo), i);
+#endif
 }
 
 static inline char *get_other_browser_cmd(void) {
@@ -108,162 +148,47 @@ static inline void set_other_browser_cmd(char *cmd) {
 }
 
 static void load_config(void) {
-       FILE *fp;
-       int continuous_mode_seen = 0;
-       int default_browser_seen = 0;
-       int other_browser_cmd_seen = 0;
-       struct swb_config_line line;
-
-       if (!(fp = open_config_file()))
-               return;
-
-       /* Parse the config file
-          TODO: should we handle errors differently than EOF? */
-       if (!parse_config_file_begin())
-               goto out;
-       while (!parse_config_file_line(fp, &line)) {
-               if (line.parsed) {
-                       if (!strcmp(line.key, "continuous_mode")) {
-                               if (!continuous_mode_seen) {
-                                       set_continuous_mode(atoi(line.value));
-                                       continuous_mode_seen = 1;
-                               }
-                       } else if (!strcmp(line.key, "default_browser")) {
-                               if (!default_browser_seen) {
-                                       set_default_browser(line.value);
-                                       default_browser_seen = 1;
-                               }
-                       } else if (!strcmp(line.key, "other_browser_cmd")) {
-                               if (!other_browser_cmd_seen) {
-                                       set_other_browser_cmd(line.value);
-                                       other_browser_cmd_seen = 1;
-                               }
-                       }
-               }
-               free(line.key);
-               free(line.value);
-       }
-       parse_config_file_end();
+       swb_config_init(&orig_cfg);
 
-out:
-       fclose(fp);
-       return;
+       swb_config_load(&orig_cfg);
+
+#ifndef FREMANTLE
+       set_continuous_mode(orig_cfg.continuous_mode);
+#endif
+       set_default_browser(orig_cfg.default_browser);
+       if (orig_cfg.other_browser_cmd)
+               set_other_browser_cmd(orig_cfg.other_browser_cmd);
 }
 
 static void save_config(void) {
-       FILE *fp = NULL, *tmpfp = NULL;
-       char *homedir, *tempfile, *newfile;
-       size_t len;
-       int continuous_mode_seen = 0;
-       int default_browser_seen = 0;
-       int other_browser_cmd_seen = 0;
-       struct swb_config_line line;
-
-       /* If CONFIGFILE_DIR doesn't exist already, try to create it */
-       if (!(homedir = getenv("HOME")))
-               homedir = DEFAULT_HOMEDIR;
-       len = strlen(homedir) + strlen(CONFIGFILE_DIR) + 1;
-       if (!(newfile = calloc(len, sizeof(char))))
-               return;
-       snprintf(newfile, len, "%s%s", homedir, CONFIGFILE_DIR);
-       if (access(newfile, F_OK) == -1 && errno == ENOENT) {
-               mkdir(newfile, 0750);
+       struct swb_config new_cfg;
+
+       swb_config_copy(&new_cfg, &orig_cfg);
+
+#ifndef FREMANTLE
+       if (get_continuous_mode() != orig_cfg.continuous_mode) {
+               new_cfg.continuous_mode = get_continuous_mode();
+               new_cfg.flags |= SWB_CONFIG_CONTINUOUS_MODE_SET;
        }
-       free(newfile);
-
-       /* Put together the path to the new config file and the tempfile */
-       len = strlen(homedir) + strlen(CONFIGFILE_LOC) + 1;
-       if (!(newfile = calloc(len, sizeof(char))))
-               return;
-       /* 4 = strlen(".tmp") */
-       if (!(tempfile = calloc(len+4, sizeof(char)))) {
-               free(newfile);
-               return;
+#endif
+       if (strcmp(get_default_browser(), orig_cfg.default_browser)) {
+               new_cfg.default_browser = get_default_browser();
+               new_cfg.flags |= SWB_CONFIG_DEFAULT_BROWSER_SET;
        }
-       snprintf(newfile, len, "%s%s", homedir, CONFIGFILE_LOC);
-       snprintf(tempfile, len+4, "%s%s", newfile, ".tmp");
-
-       /* Open the temporary file for writing */
-       if (!(tmpfp = fopen(tempfile, "w")))
-               /* TODO: report the error somehow? */
-               goto out;
-
-       /* Open the old config file, if it exists */
-       if ((fp = open_config_file()) && parse_config_file_begin()) {
-               /* Copy the old config file over to the new one line by line,
-                  replacing old config values with new ones
-                  TODO: should we handle errors differently than EOF? */
-               while (!parse_config_file_line(fp, &line)) {
-                       if (line.parsed) {
-                               /* Is a config line, print the new value here */
-                               if (!strcmp(line.key, "continuous_mode")) {
-                                       if (!continuous_mode_seen) {
-                                               fprintf(tmpfp, "%s = %d\n",
-                                                       line.key,
-                                                       get_continuous_mode());
-                                               continuous_mode_seen = 1;
-                                       }
-                               } else if (!strcmp(line.key,
-                                                       "default_browser")) {
-                                       if (!default_browser_seen) {
-                                               fprintf(tmpfp, "%s = \"%s\"\n",
-                                                       line.key,
-                                                       get_default_browser());
-                                               default_browser_seen = 1;
-                                       }
-                               } else if (!strcmp(line.key,
-                                                       "other_browser_cmd")) {
-                                       if (!other_browser_cmd_seen &&
-                                           strlen(get_other_browser_cmd())>0) {
-                                               fprintf(tmpfp, "%s = \"%s\"\n",
-                                                       line.key,
-                                                       get_other_browser_cmd());
-                                               other_browser_cmd_seen = 1;
-                                       }
-                               }
-                       } else {
-                               /* Just copy the old line over */
-                               fprintf(tmpfp, "%s\n", line.key);
-                       }
-                       free(line.key);
-                       free(line.value);
-               }
-               parse_config_file_end();
+       if (strlen(get_other_browser_cmd()) == 0) {
+               new_cfg.other_browser_cmd = NULL;
+               new_cfg.flags &= ~SWB_CONFIG_OTHER_BROWSER_CMD_SET;
+       } else if (!(orig_cfg.other_browser_cmd &&
+                    !strcmp(get_other_browser_cmd(),
+                            orig_cfg.other_browser_cmd))) {
+               new_cfg.other_browser_cmd = get_other_browser_cmd();
+               new_cfg.flags |= SWB_CONFIG_OTHER_BROWSER_CMD_SET;
        }
 
-       /* If we haven't written them yet, write out the new config values */
-       if (!continuous_mode_seen)
-               fprintf(tmpfp, "%s = %d\n",
-                       "continuous_mode", get_continuous_mode());
-       if (!default_browser_seen)
-               fprintf(tmpfp, "%s = \"%s\"\n",
-                       "default_browser", get_default_browser());
-       if (!other_browser_cmd_seen && strlen(get_other_browser_cmd()) > 0)
-               fprintf(tmpfp, "%s = \"%s\"\n",
-                       "other_browser_cmd", get_other_browser_cmd());
-
-       /* Replace the old config file with the new one */
-       fclose(tmpfp);
-       tmpfp = NULL;
-       rename(tempfile, newfile);
-
-out:
-       free(newfile);
-       free(tempfile);
-       if (tmpfp)
-               fclose(tmpfp);
-       if (fp)
-               fclose(fp);
-       return;
-}
-
-static void do_reconfig(void) {
-       save_config();
+       swb_config_save(&new_cfg);
 
-       /* Try to send SIGHUP to any running browser-switchboard process
-          This causes it to reread config files if in continuous_mode, and
-          die so that the config will be reloaded on next start otherwise */
-       system("kill -HUP `pidof browser-switchboard` > /dev/null 2>&1");
+       /* Reconfigure a running browser-switchboard, if present */
+       swb_reconfig(&orig_cfg, &new_cfg);
 }
 
 
@@ -271,11 +196,18 @@ static void do_reconfig(void) {
  * Callbacks
  **********************************************************************/
 
+#if defined(HILDON) && defined(FREMANTLE)
+static void default_browser_selector_callback(GtkWidget *widget,
+               gint column, gpointer data) {
+#else
 static void default_browser_combo_callback(GtkWidget *widget, gpointer data) {
+#endif
        if (!strcmp(get_default_browser(), "other")) {
+               gtk_editable_set_editable(GTK_EDITABLE(cw.other_browser_cmd_entry), TRUE);
                gtk_widget_set_sensitive(cw.other_browser_cmd_entry, TRUE);
                gtk_widget_set_sensitive(cw.other_browser_cmd_entry_label, TRUE);
        } else {
+               gtk_editable_set_editable(GTK_EDITABLE(cw.other_browser_cmd_entry), FALSE); /* FREMANTLE: give the text the greyed-out look */
                gtk_widget_set_sensitive(cw.other_browser_cmd_entry, FALSE);
                gtk_widget_set_sensitive(cw.other_browser_cmd_entry_label, FALSE);
        }
@@ -286,6 +218,71 @@ static void default_browser_combo_callback(GtkWidget *widget, gpointer data) {
  * Interface
  **********************************************************************/
 
+#if defined(HILDON) && defined(FREMANTLE)
+/*
+ * Fremantle Hildon dialog
+ */
+static GtkDialog *swb_config_dialog(gpointer cp_window) {
+       GtkWidget *dialog_vbox;
+
+       GtkWidget *default_browser_selector_button;
+       int i;
+       HildonGtkInputMode input_mode;
+
+       dialog = gtk_dialog_new_with_buttons(
+               "Browser Switchboard",
+               GTK_WINDOW(cp_window),
+               GTK_DIALOG_MODAL,
+               GTK_STOCK_OK,
+               GTK_RESPONSE_OK,
+               GTK_STOCK_CANCEL,
+               GTK_RESPONSE_CANCEL,
+               NULL);
+
+       dialog_vbox = GTK_DIALOG(dialog)->vbox;
+
+       /* Config options */
+       init_installed_browsers();
+       cw.default_browser_selector = hildon_touch_selector_new_text();
+       for (i = 0; installed_browsers[i].config; ++i)
+               hildon_touch_selector_append_text(HILDON_TOUCH_SELECTOR(cw.default_browser_selector), installed_browsers[i].displayname);
+       hildon_touch_selector_set_active(HILDON_TOUCH_SELECTOR(cw.default_browser_selector), 0, 0);
+       default_browser_selector_button = hildon_picker_button_new(_HILDON_SIZE_DEFAULT, HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
+       hildon_button_set_title(HILDON_BUTTON(default_browser_selector_button),
+                               "Default browser:");
+       hildon_picker_button_set_selector(HILDON_PICKER_BUTTON(default_browser_selector_button), HILDON_TOUCH_SELECTOR(cw.default_browser_selector));
+       hildon_button_set_alignment(HILDON_BUTTON(default_browser_selector_button),
+                                   0, 0.5, 0, 0);
+       g_signal_connect(G_OBJECT(cw.default_browser_selector), "changed",
+                        G_CALLBACK(default_browser_selector_callback), NULL);
+       gtk_box_pack_start(GTK_BOX(dialog_vbox),
+                          default_browser_selector_button, FALSE, FALSE, 0);
+
+       cw.other_browser_cmd_entry = hildon_entry_new(_HILDON_SIZE_DEFAULT);
+       /* Disable autocapitalization and dictionary features for the entry */
+       input_mode = hildon_gtk_entry_get_input_mode(GTK_ENTRY(cw.other_browser_cmd_entry));
+       input_mode &= ~(HILDON_GTK_INPUT_MODE_AUTOCAP |
+                       HILDON_GTK_INPUT_MODE_DICTIONARY);
+       hildon_gtk_entry_set_input_mode(GTK_ENTRY(cw.other_browser_cmd_entry), input_mode);
+
+       cw.other_browser_cmd_entry_label = hildon_caption_new(NULL,
+                       "Command (%s for URI):",
+                       cw.other_browser_cmd_entry,
+                       NULL, HILDON_CAPTION_OPTIONAL);
+       gtk_widget_set_sensitive(cw.other_browser_cmd_entry, FALSE);
+       gtk_widget_set_sensitive(cw.other_browser_cmd_entry_label, FALSE);
+       hildon_gtk_widget_set_theme_size(cw.other_browser_cmd_entry_label, _HILDON_SIZE_DEFAULT);
+       gtk_box_pack_start(GTK_BOX(dialog_vbox),
+                          cw.other_browser_cmd_entry_label, FALSE, FALSE, 0);
+
+       gtk_widget_show_all(dialog);
+       return GTK_DIALOG(dialog);
+}
+
+#else /* !defined(HILDON) || !defined(FREMANTLE) */
+/*
+ * GTK+/Diablo Hildon dialog
+ */
 static GtkDialog *swb_config_dialog(gpointer cp_window) {
        GtkWidget *dialog_vbox;
 
@@ -293,6 +290,9 @@ static GtkDialog *swb_config_dialog(gpointer cp_window) {
        GtkWidget *default_browser_combo_label;
        GtkWidget *continuous_mode_label;
        int i;
+#ifdef HILDON
+       HildonGtkInputMode input_mode;
+#endif
 
        dialog = gtk_dialog_new_with_buttons(
                "Browser Switchboard",
@@ -311,10 +311,11 @@ static GtkDialog *swb_config_dialog(gpointer cp_window) {
        gtk_table_set_row_spacings(GTK_TABLE(options_table), 5);
        gtk_box_pack_start(GTK_BOX(dialog_vbox), options_table, FALSE, FALSE, 0);
 
+       init_installed_browsers();
        cw.default_browser_combo = gtk_combo_box_new_text();
-       for (i = 0; browsers[i].config; ++i)
+       for (i = 0; installed_browsers[i].config; ++i)
                gtk_combo_box_append_text(GTK_COMBO_BOX(cw.default_browser_combo),
-                                         browsers[i].displayname);
+                                         installed_browsers[i].displayname);
        gtk_combo_box_set_active(GTK_COMBO_BOX(cw.default_browser_combo), 0);
        default_browser_combo_label = gtk_label_new("Default browser:");
        gtk_misc_set_alignment(GTK_MISC(default_browser_combo_label), 1, 0.5);
@@ -334,6 +335,13 @@ static GtkDialog *swb_config_dialog(gpointer cp_window) {
                        5, 0);
 
        cw.other_browser_cmd_entry = gtk_entry_new();
+#ifdef HILDON
+       /* Disable autocapitalization and dictionary features for the entry */
+       input_mode = hildon_gtk_entry_get_input_mode(GTK_ENTRY(cw.other_browser_cmd_entry));
+       input_mode &= ~(HILDON_GTK_INPUT_MODE_AUTOCAP |
+                       HILDON_GTK_INPUT_MODE_DICTIONARY);
+       hildon_gtk_entry_set_input_mode(GTK_ENTRY(cw.other_browser_cmd_entry), input_mode);
+#endif
        cw.other_browser_cmd_entry_label = gtk_label_new("Command (%s for URI):");
        gtk_misc_set_alignment(GTK_MISC(cw.other_browser_cmd_entry_label), 1, 0.5);
        gtk_widget_set_sensitive(cw.other_browser_cmd_entry, FALSE);
@@ -385,6 +393,8 @@ static GtkDialog *swb_config_dialog(gpointer cp_window) {
        return GTK_DIALOG(dialog);
 }
 
+#endif /* defined(HILDON) && defined(FREMANTLE) */
+
 
 /**********************************************************************
  * Entry
@@ -407,7 +417,7 @@ osso_return_t execute(osso_context_t *osso,
 
        response = gtk_dialog_run(dialog);
        if (response == GTK_RESPONSE_OK)
-               do_reconfig();
+               save_config();
 
        gtk_widget_destroy(GTK_WIDGET(dialog));
 
@@ -436,10 +446,10 @@ int main(int argc, char *argv[]) {
 
        response = gtk_dialog_run(dialog);
        if (response == GTK_RESPONSE_OK)
-               do_reconfig();
+               save_config();
 
        gtk_widget_destroy(GTK_WIDGET(dialog));
 
        exit(0);
 }
-#endif
+#endif /* HILDON_CP_APPLET */