diff options
Diffstat (limited to 'capplets/appearance/theme-save.c')
| -rw-r--r-- | capplets/appearance/theme-save.c | 381 |
1 files changed, 381 insertions, 0 deletions
diff --git a/capplets/appearance/theme-save.c b/capplets/appearance/theme-save.c new file mode 100644 index 00000000..f4981468 --- /dev/null +++ b/capplets/appearance/theme-save.c @@ -0,0 +1,381 @@ +/* + * Copyright (C) 2007 The MATE Foundation + * Written by Thomas Wood <[email protected]> + * Jens Granseuer <[email protected]> + * All Rights Reserved + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "appearance.h" + +#include <glib/gstdio.h> +#include <glib/gi18n.h> +#include <string.h> + +#include "theme-save.h" +#include "theme-util.h" +#include "capplet-util.h" + +static GQuark error_quark; +enum { + INVALID_THEME_NAME +}; + +/* taken from mate-desktop-item.c */ +static gchar * +escape_string_and_dup (const gchar *s) +{ + gchar *return_value, *p; + const gchar *q; + int len = 0; + + if (s == NULL) + return g_strdup(""); + + q = s; + while (*q) + { + len++; + if (strchr ("\n\r\t\\", *q) != NULL) + len++; + q++; + } + return_value = p = (gchar *) g_malloc (len + 1); + do + { + switch (*s) + { + case '\t': + *p++ = '\\'; + *p++ = 't'; + break; + case '\n': + *p++ = '\\'; + *p++ = 'n'; + break; + case '\r': + *p++ = '\\'; + *p++ = 'r'; + break; + case '\\': + *p++ = '\\'; + *p++ = '\\'; + break; + default: + *p++ = *s; + } + } + while (*s++); + return return_value; +} + +static gboolean +check_theme_name (const gchar *theme_name, + GError **error) +{ + if (theme_name == NULL) { + g_set_error (error, + error_quark, + INVALID_THEME_NAME, + _("Theme name must be present")); + return FALSE; + } + return TRUE; +} + +static gchar * +str_remove_slash (const gchar *src) +{ + const gchar *i; + gchar *rtn; + gint len = 0; + i = src; + + while (*i) { + if (*i != '/') + len++; + i++; + } + + rtn = (gchar *) g_malloc (len + 1); + while (*src) { + if (*src != '/') { + *rtn = *src; + rtn++; + } + src++; + } + *rtn = '\0'; + return rtn - len; +} + +static gboolean +setup_directory_structure (const gchar *theme_name, + GError **error) +{ + gchar *dir, *theme_name_dir; + gboolean retval = TRUE; + + theme_name_dir = str_remove_slash (theme_name); + + dir = g_build_filename (g_get_home_dir (), ".themes", NULL); + if (!g_file_test (dir, G_FILE_TEST_EXISTS)) + g_mkdir (dir, 0775); + g_free (dir); + + dir = g_build_filename (g_get_home_dir (), ".themes", theme_name_dir, NULL); + if (!g_file_test (dir, G_FILE_TEST_EXISTS)) + g_mkdir (dir, 0775); + g_free (dir); + + dir = g_build_filename (g_get_home_dir (), ".themes", theme_name_dir, "index.theme", NULL); + g_free (theme_name_dir); + + if (g_file_test (dir, G_FILE_TEST_EXISTS)) { + GtkDialog *dialog; + GtkWidget *button; + gint response; + + dialog = (GtkDialog *) gtk_message_dialog_new (NULL, + GTK_DIALOG_MODAL, + GTK_MESSAGE_QUESTION, + GTK_BUTTONS_CANCEL, + _("The theme already exists. Would you like to replace it?")); + button = gtk_dialog_add_button (dialog, _("_Overwrite"), GTK_RESPONSE_ACCEPT); + gtk_button_set_image (GTK_BUTTON (button), + gtk_image_new_from_stock (GTK_STOCK_SAVE, GTK_ICON_SIZE_BUTTON)); + response = gtk_dialog_run (dialog); + gtk_widget_destroy (GTK_WIDGET (dialog)); + retval = (response != GTK_RESPONSE_CANCEL); + } + g_free (dir); + + return retval; +} + +static gboolean +write_theme_to_disk (MateThemeMetaInfo *theme_info, + const gchar *theme_name, + const gchar *theme_description, + gboolean save_background, + GError **error) +{ + gchar* dir; + gchar* theme_name_dir; + GFile* tmp_file; + GFile* target_file; + GOutputStream* output; + + gchar* str; + gchar* current_background; + + MateConfClient* client; + const gchar* theme_header = "" + "[Desktop Entry]\n" + "Name=%s\n" + "Type=X-GNOME-Metatheme\n" + "Comment=%s\n" + "\n" + "[X-GNOME-Metatheme]\n" + "GtkTheme=%s\n" + "MetacityTheme=%s\n" + "IconTheme=%s\n"; + + theme_name_dir = str_remove_slash (theme_name); + dir = g_build_filename (g_get_home_dir (), ".themes", theme_name_dir, "index.theme~", NULL); + g_free (theme_name_dir); + + tmp_file = g_file_new_for_path (dir); + dir [strlen (dir) - 1] = '\000'; + target_file = g_file_new_for_path (dir); + g_free (dir); + + /* start making the theme file */ + str = g_strdup_printf(theme_header, theme_name, theme_description, theme_info->gtk_theme_name, theme_info->marco_theme_name, theme_info->icon_theme_name); + + output = G_OUTPUT_STREAM (g_file_replace (tmp_file, NULL, FALSE, G_FILE_CREATE_NONE, NULL, NULL)); + g_output_stream_write (output, str, strlen (str), NULL, NULL); + g_free (str); + + if (theme_info->gtk_color_scheme) { + gchar *a, *tmp; + tmp = g_strdup (theme_info->gtk_color_scheme); + for (a = tmp; *a != '\0'; a++) + if (*a == '\n') + *a = ','; + str = g_strdup_printf ("GtkColorScheme=%s\n", tmp); + g_output_stream_write (output, str, strlen (str), NULL, NULL); + + g_free (str); + g_free (tmp); + } + + if (theme_info->cursor_theme_name) { +#ifdef HAVE_XCURSOR + str = g_strdup_printf ("CursorTheme=%s\n" + "CursorSize=%i\n", + theme_info->cursor_theme_name, + theme_info->cursor_size); +#else + str = g_strdup_printf ("CursorFont=%s\n", theme_info->cursor_theme_name); +#endif + g_output_stream_write (output, str, strlen (str), NULL, NULL); + g_free (str); + } + + if (theme_info->notification_theme_name) { + str = g_strdup_printf ("NotificationTheme=%s\n", theme_info->notification_theme_name); + g_output_stream_write (output, str, strlen (str), NULL, NULL); + g_free (str); + } + + if (save_background) { + client = mateconf_client_get_default (); + current_background = mateconf_client_get_string (client, BACKGROUND_KEY, NULL); + + if (current_background != NULL) { + str = g_strdup_printf ("BackgroundImage=%s\n", current_background); + + g_output_stream_write (output, str, strlen (str), NULL, NULL); + + g_free (current_background); + g_free (str); + } + g_object_unref (client); + } + + g_file_move (tmp_file, target_file, G_FILE_COPY_OVERWRITE, NULL, NULL, NULL, NULL); + g_output_stream_close (output, NULL, NULL); + + g_object_unref (tmp_file); + g_object_unref (target_file); + + return TRUE; +} + +static gboolean +save_theme_to_disk (MateThemeMetaInfo *theme_info, + const gchar *theme_name, + const gchar *theme_description, + gboolean save_background, + GError **error) +{ + if (!check_theme_name (theme_name, error)) + return FALSE; + + if (!setup_directory_structure (theme_name, error)) + return FALSE; + + if (!write_theme_to_disk (theme_info, theme_name, theme_description, save_background, error)) + return FALSE; + + return TRUE; +} + +static void +save_dialog_response (GtkWidget *save_dialog, + gint response_id, + AppearanceData *data) +{ + if (response_id == GTK_RESPONSE_OK) { + GtkWidget *entry; + GtkWidget *text_view; + GtkTextBuffer *buffer; + GtkTextIter start_iter; + GtkTextIter end_iter; + gchar *buffer_text; + MateThemeMetaInfo *theme_info; + gchar *theme_description = NULL; + gchar *theme_name = NULL; + gboolean save_background; + GError *error = NULL; + + entry = appearance_capplet_get_widget (data, "save_dialog_entry"); + theme_name = escape_string_and_dup (gtk_entry_get_text (GTK_ENTRY (entry))); + + text_view = appearance_capplet_get_widget (data, "save_dialog_textview"); + buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view)); + gtk_text_buffer_get_start_iter (buffer, &start_iter); + gtk_text_buffer_get_end_iter (buffer, &end_iter); + buffer_text = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE); + theme_description = escape_string_and_dup (buffer_text); + g_free (buffer_text); + theme_info = (MateThemeMetaInfo *) g_object_get_data (G_OBJECT (save_dialog), "meta-theme-info"); + save_background = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON ( + appearance_capplet_get_widget (data, "save_background_checkbutton"))); + + if (save_theme_to_disk (theme_info, theme_name, theme_description, save_background, &error)) { + /* remove the custom theme */ + GtkTreeIter iter; + + if (theme_find_in_model (GTK_TREE_MODEL (data->theme_store), "__custom__", &iter)) + gtk_list_store_remove (data->theme_store, &iter); + } + + g_free (theme_name); + g_free (theme_description); + g_clear_error (&error); + } + + gtk_widget_hide (save_dialog); +} + +static void +entry_text_changed (GtkEditable *editable, + AppearanceData *data) +{ + const gchar *text; + GtkWidget *button; + + text = gtk_entry_get_text (GTK_ENTRY (editable)); + button = appearance_capplet_get_widget (data, "save_dialog_save_button"); + + gtk_widget_set_sensitive (button, text != NULL && text[0] != '\000'); +} + +void +theme_save_dialog_run (MateThemeMetaInfo *theme_info, + AppearanceData *data) +{ + GtkWidget *entry; + GtkWidget *text_view; + GtkTextBuffer *text_buffer; + + entry = appearance_capplet_get_widget (data, "save_dialog_entry"); + text_view = appearance_capplet_get_widget (data, "save_dialog_textview"); + + if (data->theme_save_dialog == NULL) { + data->theme_save_dialog = appearance_capplet_get_widget (data, "theme_save_dialog"); + + g_signal_connect (data->theme_save_dialog, "response", (GCallback) save_dialog_response, data); + g_signal_connect (data->theme_save_dialog, "delete-event", (GCallback) gtk_true, NULL); + g_signal_connect (entry, "changed", (GCallback) entry_text_changed, data); + + error_quark = g_quark_from_string ("mate-theme-save"); + gtk_widget_set_size_request (text_view, 300, 100); + } + + gtk_entry_set_text (GTK_ENTRY (entry), ""); + entry_text_changed (GTK_EDITABLE (entry), data); + gtk_widget_grab_focus (entry); + + text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view)); + gtk_text_buffer_set_text (text_buffer, "", 0); + g_object_set_data (G_OBJECT (data->theme_save_dialog), "meta-theme-info", theme_info); + gtk_window_set_transient_for (GTK_WINDOW (data->theme_save_dialog), + GTK_WINDOW (appearance_capplet_get_widget (data, "appearance_window"))); + gtk_widget_show (data->theme_save_dialog); +} |