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Diffstat (limited to 'glabels2/src/prefs-model.c')
| -rw-r--r-- | glabels2/src/prefs-model.c | 733 |
1 files changed, 733 insertions, 0 deletions
diff --git a/glabels2/src/prefs-model.c b/glabels2/src/prefs-model.c new file mode 100644 index 0000000..b67f92f --- /dev/null +++ b/glabels2/src/prefs-model.c @@ -0,0 +1,733 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */ + +/* + * (GLABELS) Label and Business Card Creation program for GNOME + * + * prefs-model.c: Application preferences model module + * + * Copyright (C) 2001-2003 Jim Evins <evins@snaught.com>. + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <config.h> + +#include "prefs-model.h" + +#include <libglabels/db.h> + +#include "marshal.h" +#include "util.h" +#include "color.h" + +#include "debug.h" + +/*========================================================*/ +/* Private macros and constants. */ +/*========================================================*/ + +/* GConf keys */ +#define BASE_KEY "/apps/glabels" + +#define PREF_UNITS "/units" +#define PREF_DEFAULT_PAGE_SIZE "/default-page-size" + +#define PREF_DEFAULT_FONT_FAMILY "/default-font-family" +#define PREF_DEFAULT_FONT_SIZE "/default-font-size" +#define PREF_DEFAULT_FONT_WEIGHT "/default-font-weight" +#define PREF_DEFAULT_FONT_ITALIC_FLAG "/default-font-italic-flag" +#define PREF_DEFAULT_TEXT_COLOR "/default-text-color" +#define PREF_DEFAULT_TEXT_ALIGNMENT "/default-text-alignment" +#define PREF_DEFAULT_TEXT_LINE_SPACING "/default-text-line-spacing" + +#define PREF_DEFAULT_LINE_WIDTH "/default-line-width" +#define PREF_DEFAULT_LINE_COLOR "/default-line-color" + +#define PREF_DEFAULT_FILL_COLOR "/default-fill-color" + +#define PREF_MAIN_TOOLBAR_VISIBLE "/main-toolbar-visible" +#define PREF_MAIN_TOOLBAR_BUTTONS_STYLE "/main-toolbar-buttons-style" +#define PREF_MAIN_TOOLBAR_VIEW_TOOLTIPS "/main-toolbar-view-tooltips" + +#define PREF_DRAWING_TOOLBAR_VISIBLE "/drawing-toolbar-visible" +#define PREF_DRAWING_TOOLBAR_VIEW_TOOLTIPS "/drawing-toolbar-view-tooltips" + +#define PREF_PROPERTY_TOOLBAR_VISIBLE "/property-toolbar-visible" +#define PREF_PROPERTY_TOOLBAR_VIEW_TOOLTIPS "/property-toolbar-view-tooltips" + +#define PREF_GRID_VISIBLE "/grid-visible" +#define PREF_MARKUP_VISIBLE "/markup-visible" + +#define PREF_MAX_RECENTS "/max-recents" + +#define PREF_RECENT_TEMPLATES "/recent-templates" +#define PREF_MAX_RECENT_TEMPLATES "/max-recent-templates" + +/* Default values */ +#define DEFAULT_UNITS_STRING units_to_string (LGL_UNITS_INCH) +#define DEFAULT_PAGE_SIZE "US-Letter" + +#define DEFAULT_FONT_FAMILY "Sans" +#define DEFAULT_FONT_SIZE 14.0 +#define DEFAULT_FONT_WEIGHT_STRING gl_util_weight_to_string (PANGO_WEIGHT_NORMAL) +#define DEFAULT_FONT_ITALIC_FLAG FALSE +#define DEFAULT_TEXT_ALIGN_STRING gl_util_align_to_string (PANGO_ALIGN_LEFT) +#define DEFAULT_TEXT_COLOR GL_COLOR (0,0,0) +#define DEFAULT_TEXT_LINE_SPACING 1.0 + +#define DEFAULT_LINE_WIDTH 1.0 +#define DEFAULT_LINE_COLOR GL_COLOR_A (0, 0, 0, 255) + +#define DEFAULT_FILL_COLOR GL_COLOR_A (0, 255, 0, 255) + +/*========================================================*/ +/* Private types. */ +/*========================================================*/ + +enum { + CHANGED, + LAST_SIGNAL +}; + + + +/*========================================================*/ +/* Private globals. */ +/*========================================================*/ + +static guint signals[LAST_SIGNAL] = {0}; + +/*========================================================*/ +/* Private function prototypes. */ +/*========================================================*/ + +static void gl_prefs_model_finalize (GObject *object); + +static void notify_cb (GConfClient *client, + guint cnxn_id, + GConfEntry *entry, + glPrefsModel *prefs_model); + +static gchar *get_string (GConfClient *client, + const gchar *key, + const gchar *def); + +static gboolean get_bool (GConfClient *client, + const gchar *key, + gboolean def); + +static gint get_int (GConfClient *client, + const gchar *key, + gint def); + +static gdouble get_float (GConfClient *client, + const gchar *key, + gdouble def); + +static lglUnitsType string_to_units (const gchar *string); +static const gchar *units_to_string (lglUnitsType units); + + + +/*****************************************************************************/ +/* Boilerplate object stuff. */ +/*****************************************************************************/ +G_DEFINE_TYPE (glPrefsModel, gl_prefs_model, G_TYPE_OBJECT); + +static void +gl_prefs_model_class_init (glPrefsModelClass *class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (class); + + gl_debug (DEBUG_PREFS, "START"); + + gl_prefs_model_parent_class = g_type_class_peek_parent (class); + + object_class->finalize = gl_prefs_model_finalize; + + signals[CHANGED] = + g_signal_new ("changed", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (glPrefsModelClass, changed), + NULL, NULL, + gl_marshal_VOID__VOID, + G_TYPE_NONE, + 0); + + gl_debug (DEBUG_PREFS, "END"); +} + +static void +gl_prefs_model_init (glPrefsModel *prefs_model) +{ + gl_debug (DEBUG_PREFS, "START"); + + prefs_model->gconf_client = gconf_client_get_default (); + + g_return_if_fail (prefs_model->gconf_client != NULL); + + gconf_client_add_dir (prefs_model->gconf_client, + BASE_KEY, + GCONF_CLIENT_PRELOAD_ONELEVEL, + NULL); + + gconf_client_notify_add (prefs_model->gconf_client, + BASE_KEY, + (GConfClientNotifyFunc)notify_cb, prefs_model, + NULL, NULL); + + gl_debug (DEBUG_PREFS, "END"); +} + +static void +gl_prefs_model_finalize (GObject *object) +{ + glPrefsModel *prefs_model = GL_PREFS_MODEL (object); + + gl_debug (DEBUG_PREFS, "START"); + + g_return_if_fail (object && GL_IS_PREFS_MODEL (object)); + + g_object_unref (G_OBJECT(prefs_model->gconf_client)); + g_free (prefs_model->default_page_size); + g_free (prefs_model->default_font_family); + + G_OBJECT_CLASS (gl_prefs_model_parent_class)->finalize (object); + + gl_debug (DEBUG_PREFS, "END"); +} + +/*****************************************************************************/ +/* New prefs_model object. */ +/*****************************************************************************/ +glPrefsModel * +gl_prefs_model_new (void) +{ + glPrefsModel *prefs_model; + + gl_debug (DEBUG_PREFS, "START"); + + prefs_model = GL_PREFS_MODEL (g_object_new (gl_prefs_model_get_type(), NULL)); + + gl_debug (DEBUG_PREFS, "END"); + + return prefs_model; +} + + + +/*****************************************************************************/ +/* Save all settings. */ +/*****************************************************************************/ +void +gl_prefs_model_save_settings (glPrefsModel *prefs_model) +{ + gl_debug (DEBUG_PREFS, "START"); + + g_return_if_fail (prefs_model && GL_IS_PREFS_MODEL(prefs_model)); + g_return_if_fail (prefs_model->gconf_client != NULL); + + /* We are saving settings because presumably some of them have been changed. */ + g_signal_emit (G_OBJECT(prefs_model), signals[CHANGED], 0); + + /* Units */ + gconf_client_set_string (prefs_model->gconf_client, + BASE_KEY PREF_UNITS, + units_to_string(prefs_model->units), + NULL); + + /* Default page size */ + gconf_client_set_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_PAGE_SIZE, + prefs_model->default_page_size, + NULL); + + + /* Text properties */ + gconf_client_set_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FONT_FAMILY, + prefs_model->default_font_family, + NULL); + + gconf_client_set_float (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FONT_SIZE, + prefs_model->default_font_size, + NULL); + + gconf_client_set_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FONT_WEIGHT, + gl_util_weight_to_string(prefs_model->default_font_weight), + NULL); + + gconf_client_set_int (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_TEXT_COLOR, + prefs_model->default_text_color, + NULL); + + gconf_client_set_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_TEXT_ALIGNMENT, + gl_util_align_to_string(prefs_model->default_text_alignment), + NULL); + + gconf_client_set_float (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_TEXT_LINE_SPACING, + prefs_model->default_text_line_spacing, + NULL); + + /* Line properties */ + gconf_client_set_float (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_LINE_WIDTH, + prefs_model->default_line_width, + NULL); + + gconf_client_set_int (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_LINE_COLOR, + prefs_model->default_line_color, + NULL); + + + /* Fill properties */ + gconf_client_set_int (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FILL_COLOR, + prefs_model->default_fill_color, + NULL); + + + /* Main Toolbar */ + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_MAIN_TOOLBAR_VISIBLE, + prefs_model->main_toolbar_visible, + NULL); + + gconf_client_set_int (prefs_model->gconf_client, + BASE_KEY PREF_MAIN_TOOLBAR_BUTTONS_STYLE, + prefs_model->main_toolbar_buttons_style, + NULL); + + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_MAIN_TOOLBAR_VIEW_TOOLTIPS, + prefs_model->main_toolbar_view_tooltips, + NULL); + + /* Drawing Toolbar */ + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_DRAWING_TOOLBAR_VISIBLE, + prefs_model->drawing_toolbar_visible, + NULL); + + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_DRAWING_TOOLBAR_VIEW_TOOLTIPS, + prefs_model->drawing_toolbar_view_tooltips, + NULL); + + /* Property Toolbar */ + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_PROPERTY_TOOLBAR_VISIBLE, + prefs_model->property_toolbar_visible, + NULL); + + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_PROPERTY_TOOLBAR_VIEW_TOOLTIPS, + prefs_model->property_toolbar_view_tooltips, + NULL); + + /* View properties */ + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_GRID_VISIBLE, + prefs_model->grid_visible, + NULL); + + gconf_client_set_bool (prefs_model->gconf_client, + BASE_KEY PREF_MARKUP_VISIBLE, + prefs_model->markup_visible, + NULL); + + /* Recent files */ + gconf_client_set_int (prefs_model->gconf_client, + BASE_KEY PREF_MAX_RECENTS, + prefs_model->max_recents, + NULL); + + /* Recent templates */ + gconf_client_set_list (prefs_model->gconf_client, + BASE_KEY PREF_RECENT_TEMPLATES, + GCONF_VALUE_STRING, + prefs_model->recent_templates, + NULL); + gconf_client_set_int (prefs_model->gconf_client, + BASE_KEY PREF_MAX_RECENT_TEMPLATES, + prefs_model->max_recent_templates, + NULL); + + + gconf_client_suggest_sync (prefs_model->gconf_client, NULL); + + gl_debug (DEBUG_PREFS, "END"); +} + +/*****************************************************************************/ +/* Load all settings. */ +/*****************************************************************************/ +void +gl_prefs_model_load_settings (glPrefsModel *prefs_model) +{ + gchar *string; + lglPaper *paper; + GSList *p, *p_next; + + gl_debug (DEBUG_PREFS, "START"); + + g_return_if_fail (prefs_model && GL_IS_PREFS_MODEL(prefs_model)); + g_return_if_fail (prefs_model->gconf_client != NULL); + + /* Units */ + string = + get_string (prefs_model->gconf_client, + BASE_KEY PREF_UNITS, + DEFAULT_UNITS_STRING); + prefs_model->units = string_to_units( string ); + g_free( string ); + + + /* Page size */ + g_free (prefs_model->default_page_size); + prefs_model->default_page_size = + get_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_PAGE_SIZE, + DEFAULT_PAGE_SIZE); + + /* Text properties */ + g_free (prefs_model->default_font_family); + prefs_model->default_font_family = + get_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FONT_FAMILY, + DEFAULT_FONT_FAMILY); + + prefs_model->default_font_size = + get_float (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FONT_SIZE, + DEFAULT_FONT_SIZE); + + string = + get_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FONT_WEIGHT, + DEFAULT_FONT_WEIGHT_STRING); + prefs_model->default_font_weight = gl_util_string_to_weight( string ); + g_free( string ); + + prefs_model->default_text_color = + get_int (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_TEXT_COLOR, + DEFAULT_TEXT_COLOR); + + string = + get_string (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_TEXT_ALIGNMENT, + DEFAULT_TEXT_ALIGN_STRING); + prefs_model->default_text_alignment = gl_util_string_to_align( string ); + g_free( string ); + + prefs_model->default_text_line_spacing = + get_float (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_TEXT_LINE_SPACING, + DEFAULT_TEXT_LINE_SPACING); + + gl_debug (DEBUG_PREFS, "text_line_spacing = %f", prefs_model->default_text_line_spacing); + + /* Line properties */ + prefs_model->default_line_width = + get_float (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_LINE_WIDTH, + DEFAULT_LINE_WIDTH); + prefs_model->default_line_color = + get_int (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_LINE_COLOR, + DEFAULT_LINE_COLOR); + + /* Fill properties */ + prefs_model->default_fill_color = + get_int (prefs_model->gconf_client, + BASE_KEY PREF_DEFAULT_FILL_COLOR, + DEFAULT_FILL_COLOR); + + + /* User Inferface/Main Toolbar */ + prefs_model->main_toolbar_visible = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_MAIN_TOOLBAR_VISIBLE, + TRUE); + + prefs_model->main_toolbar_buttons_style = + get_int (prefs_model->gconf_client, + BASE_KEY PREF_MAIN_TOOLBAR_BUTTONS_STYLE, + GL_TOOLBAR_SYSTEM); + + prefs_model->main_toolbar_view_tooltips = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_MAIN_TOOLBAR_VIEW_TOOLTIPS, + TRUE); + + /* User Inferface/Drawing Toolbar */ + prefs_model->drawing_toolbar_visible = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_DRAWING_TOOLBAR_VISIBLE, + TRUE); + + prefs_model->drawing_toolbar_view_tooltips = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_DRAWING_TOOLBAR_VIEW_TOOLTIPS, + TRUE); + + /* User Inferface/Property Toolbar */ + prefs_model->property_toolbar_visible = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_PROPERTY_TOOLBAR_VISIBLE, + TRUE); + + prefs_model->property_toolbar_view_tooltips = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_PROPERTY_TOOLBAR_VIEW_TOOLTIPS, + TRUE); + + + /* View properties */ + prefs_model->grid_visible = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_GRID_VISIBLE, + TRUE); + + prefs_model->markup_visible = + get_bool (prefs_model->gconf_client, + BASE_KEY PREF_MARKUP_VISIBLE, + TRUE); + + /* Recent files */ + prefs_model->max_recents = + get_int (prefs_model->gconf_client, + BASE_KEY PREF_MAX_RECENTS, + -1); + + /* Recent templates */ + for (p=prefs_model->recent_templates; p != NULL; p=p->next) + { + g_free (p->data); + } + g_slist_free (prefs_model->recent_templates); + prefs_model->recent_templates = + gconf_client_get_list (prefs_model->gconf_client, + BASE_KEY PREF_RECENT_TEMPLATES, + GCONF_VALUE_STRING, + NULL); + prefs_model->max_recent_templates = + get_int (prefs_model->gconf_client, + BASE_KEY PREF_MAX_RECENT_TEMPLATES, + 5); + + + /* Proof read the default page size -- it must be a valid id. */ + /* (For compatability with older versions.) */ + paper = lgl_db_lookup_paper_from_id (prefs_model->default_page_size); + if ( paper == NULL ) { + prefs_model->default_page_size = g_strdup (DEFAULT_PAGE_SIZE); + } else { + lgl_paper_free (paper); + paper = NULL; + } + + /* Proof read the recent templates list. Make sure the template names */ + /* are valid. Remove from list if not. */ + for (p=prefs_model->recent_templates; p != NULL; p=p_next) + { + p_next = p->next; + + if ( !lgl_db_does_template_name_exist (p->data) ) + { + g_free (p->data); + prefs_model->recent_templates = g_slist_delete_link (prefs_model->recent_templates, p); + } + } + + gl_debug (DEBUG_PREFS, "max_recents = %d", prefs_model->max_recents); + + + g_signal_emit (G_OBJECT(prefs_model), signals[CHANGED], 0); + + gl_debug (DEBUG_PREFS, "END"); +} + +/*---------------------------------------------------------------------------*/ +/* PRIVATE. Key changed callback. */ +/*---------------------------------------------------------------------------*/ +static void +notify_cb (GConfClient *client, + guint cnxn_id, + GConfEntry *entry, + glPrefsModel *prefs_model) +{ + gl_debug (DEBUG_PREFS, "Key was changed: %s", entry->key); + + gl_prefs_model_load_settings (prefs_model); +} + +/*---------------------------------------------------------------------------*/ +/* PRIVATE. Utilities to get values with defaults. */ +/*---------------------------------------------------------------------------*/ +static gchar* +get_string (GConfClient *client, + const gchar *key, + const gchar *def) +{ + gchar* val; + + val = gconf_client_get_string (client, key, NULL); + + if (val != NULL) { + + return val; + + } else { + + return def ? g_strdup (def) : NULL; + + } +} + +static gboolean +get_bool (GConfClient *client, + const gchar *key, + gboolean def) +{ + GConfValue* val; + gboolean retval; + + val = gconf_client_get (client, key, NULL); + + if (val != NULL) { + + if ( val->type == GCONF_VALUE_BOOL ) { + retval = gconf_value_get_bool (val); + } else { + retval = def; + } + + gconf_value_free (val); + + return retval; + + } else { + + return def; + + } +} + +static gint +get_int (GConfClient *client, + const gchar *key, + gint def) +{ + GConfValue* val; + gint retval; + + val = gconf_client_get (client, key, NULL); + + if (val != NULL) { + + if ( val->type == GCONF_VALUE_INT) { + retval = gconf_value_get_int(val); + } else { + retval = def; + } + + gconf_value_free (val); + + return retval; + + } else { + + return def; + + } +} + +static gdouble +get_float (GConfClient *client, + const gchar *key, + gdouble def) +{ + GConfValue* val; + gdouble retval; + + val = gconf_client_get (client, key, NULL); + + if (val != NULL) { + + if ( val->type == GCONF_VALUE_FLOAT ) { + retval = gconf_value_get_float(val); + } else { + retval = def; + } + + gconf_value_free (val); + + return retval; + + } else { + return def; + + } +} + +/*---------------------------------------------------------------------------*/ +/* PRIVATE. Utilities to deal with units. */ +/*---------------------------------------------------------------------------*/ +static lglUnitsType +string_to_units (const gchar *string) +{ + lglUnitsType units; + + if (g_strcasecmp (string, "Points") == 0) { + units = LGL_UNITS_POINT; + } else if (g_strcasecmp (string, "Inches") == 0) { + units = LGL_UNITS_INCH; + } else if (g_strcasecmp (string, "Millimeters") == 0) { + units = LGL_UNITS_MM; + } else { + units = LGL_UNITS_INCH; + } + + return units; +} + +static const +gchar *units_to_string (lglUnitsType units) +{ + switch (units) { + case LGL_UNITS_POINT: + return "Points"; + break; + case LGL_UNITS_INCH: + return "Inches"; + break; + case LGL_UNITS_MM: + return "Millimeters"; + break; + default: + return "Inches"; + break; + } +} + + |