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* Copyright © 2008 James Liggett <jrliggett@cox.net>
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* Licensed under the GNU General Public License Version 2
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "cheese-prefs-resolution-combo.h"
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gchar *x_resolution_key;
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gchar *y_resolution_key;
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unsigned int max_x_resolution;
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unsigned int max_y_resolution;
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GtkListStore *list_store;
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CheeseVideoFormat *selected_format;
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gboolean has_been_synchronized; /* Make sure we don't synchronize if client
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* sets camera on construction. */
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} CheesePrefsResolutionComboPrivate;
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#define CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE(o) \
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(G_TYPE_INSTANCE_GET_PRIVATE ((o), CHEESE_TYPE_PREFS_RESOLUTION_COMBO, \
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CheesePrefsResolutionComboPrivate))
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PROP_X_RESOLUTION_KEY,
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PROP_Y_RESOLUTION_KEY,
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PROP_MAX_X_RESOLUTION,
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PROP_MAX_Y_RESOLUTION,
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G_DEFINE_TYPE (CheesePrefsResolutionCombo, cheese_prefs_resolution_combo, CHEESE_TYPE_PREFS_WIDGET);
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cheese_prefs_resolution_combo_init (CheesePrefsResolutionCombo *self)
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (self);
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priv->x_resolution_key = NULL;
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priv->y_resolution_key = NULL;
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priv->max_x_resolution = G_MAXUINT;
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priv->max_y_resolution = G_MAXUINT;
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priv->list_store = gtk_list_store_new (NUM_COLS, G_TYPE_STRING, G_TYPE_POINTER);
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priv->selected_format = NULL;
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priv->has_been_synchronized = FALSE;
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cheese_prefs_resolution_combo_finalize (GObject *object)
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CheesePrefsResolutionCombo *self = CHEESE_PREFS_RESOLUTION_COMBO (object);
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (self);
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g_free (priv->x_resolution_key);
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g_free (priv->y_resolution_key);
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g_object_unref (priv->list_store);
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G_OBJECT_CLASS (cheese_prefs_resolution_combo_parent_class)->finalize (object);
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combo_selection_changed (GtkComboBox *combo_box,
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CheesePrefsResolutionCombo *self)
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (self);
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CheeseVideoFormat *format;
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gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo_box), &iter);
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gtk_tree_model_get (GTK_TREE_MODEL (priv->list_store), &iter, COL_FORMAT,
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g_object_set (CHEESE_PREFS_WIDGET (self)->gconf, priv->x_resolution_key,
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format->width, priv->y_resolution_key, format->height, NULL);
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priv->selected_format = format;
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cheese_prefs_widget_notify_changed (CHEESE_PREFS_WIDGET (self));
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cheese_prefs_resolution_combo_synchronize (CheesePrefsWidget *prefs_widget)
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CheesePrefsResolutionCombo *self = CHEESE_PREFS_RESOLUTION_COMBO (prefs_widget);
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (self);
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GtkWidget *combo_box;
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const CheeseVideoFormat *current_format;
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CheeseVideoFormat *format;
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GtkTreeIter active_iter;
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gboolean found_resolution;
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priv->has_been_synchronized = TRUE;
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found_resolution = FALSE;
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/* Don't generate spurious changed events when we set the active resolution */
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g_object_get (prefs_widget, "widget", &combo_box, NULL);
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g_signal_handlers_disconnect_by_func (combo_box, combo_selection_changed,
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g_object_ref (priv->list_store);
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gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box), NULL);
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gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box), NULL);
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current_format = cheese_camera_get_current_video_format (priv->camera);
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gtk_list_store_clear (priv->list_store);
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formats = cheese_camera_get_video_formats (priv->camera);
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for (l = formats; l != NULL; l = l->next)
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format_name = g_strdup_printf ("%i x %i", format->width, format->height);
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if (format->width <= priv->max_x_resolution &&
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format->height <= priv->max_y_resolution)
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gtk_list_store_append (priv->list_store, &iter);
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gtk_list_store_set (priv->list_store, &iter,
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COL_NAME, format_name,
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g_free (format_name);
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if ((format->width == current_format->width) &&
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(format->height == current_format->height))
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found_resolution = TRUE;
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gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box),
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GTK_TREE_MODEL (priv->list_store));
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g_object_unref (priv->list_store);
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if (found_resolution)
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gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo_box), &active_iter);
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gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), 0);
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g_signal_connect (G_OBJECT (combo_box), "changed",
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G_CALLBACK (combo_selection_changed),
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gtk_widget_set_sensitive (combo_box, formats != NULL);
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g_list_free (formats);
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cheese_prefs_resolution_combo_set_property (GObject *object, guint prop_id,
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (object);
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g_return_if_fail (CHEESE_IS_PREFS_RESOLUTION_COMBO (object));
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case PROP_X_RESOLUTION_KEY:
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priv->x_resolution_key = g_value_dup_string (value);
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case PROP_Y_RESOLUTION_KEY:
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priv->y_resolution_key = g_value_dup_string (value);
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case PROP_MAX_X_RESOLUTION:
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priv->max_x_resolution = g_value_get_uint (value);
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case PROP_MAX_Y_RESOLUTION:
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priv->max_y_resolution = g_value_get_uint (value);
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priv->camera = CHEESE_CAMERA (g_value_get_object (value));
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/* If the camera changes the resolutions change too. But only change the
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* data if we've been synchronized once already. If this property is set
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* on construction, we would synchronize twice--once when the property is
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* set, and again when the dialog syncs when it's created. */
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if (priv->has_been_synchronized)
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cheese_prefs_resolution_combo_synchronize (CHEESE_PREFS_WIDGET (object));
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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cheese_prefs_resolution_combo_get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec)
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (object);
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g_return_if_fail (CHEESE_IS_PREFS_RESOLUTION_COMBO (object));
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case PROP_X_RESOLUTION_KEY:
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g_value_set_string (value, priv->x_resolution_key);
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case PROP_Y_RESOLUTION_KEY:
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g_value_set_string (value, priv->y_resolution_key);
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case PROP_MAX_X_RESOLUTION:
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g_value_set_uint (value, priv->max_x_resolution);
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case PROP_MAX_Y_RESOLUTION:
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g_value_set_uint (value, priv->max_y_resolution);
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g_value_set_object (value, priv->camera);
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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cheese_prefs_resolution_combo_class_init (CheesePrefsResolutionComboClass *klass)
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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CheesePrefsWidgetClass *parent_class = CHEESE_PREFS_WIDGET_CLASS (klass);
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g_type_class_add_private (klass, sizeof (CheesePrefsResolutionComboPrivate));
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object_class->finalize = cheese_prefs_resolution_combo_finalize;
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object_class->set_property = cheese_prefs_resolution_combo_set_property;
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object_class->get_property = cheese_prefs_resolution_combo_get_property;
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parent_class->synchronize = cheese_prefs_resolution_combo_synchronize;
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g_object_class_install_property (object_class,
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PROP_X_RESOLUTION_KEY,
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g_param_spec_string ("x_resolution_key",
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"GConf key for X resolution",
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G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class,
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PROP_Y_RESOLUTION_KEY,
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g_param_spec_string ("y_resolution_key",
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"GConf key for Y resolution",
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G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class,
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PROP_MAX_X_RESOLUTION,
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g_param_spec_uint ("max_x_resolution",
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"Maximum supported X resolution",
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (object_class,
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PROP_MAX_Y_RESOLUTION,
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g_param_spec_uint ("max_y_resolution",
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"Maximum supported Y resolution",
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (object_class,
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g_param_spec_object ("camera",
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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CheesePrefsResolutionCombo *
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cheese_prefs_resolution_combo_new (GtkWidget *combo_box, CheeseCamera *camera,
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const gchar *x_resolution_key,
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const gchar *y_resolution_key,
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unsigned int max_x_resolution,
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unsigned int max_y_resolution)
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CheesePrefsResolutionCombo *self;
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GtkCellRenderer *renderer;
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CheesePrefsResolutionComboPrivate *priv;
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self = g_object_new (CHEESE_TYPE_PREFS_RESOLUTION_COMBO,
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"x_resolution_key", x_resolution_key,
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"y_resolution_key", y_resolution_key,
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if (max_x_resolution > 0 &&
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max_y_resolution > 0)
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"max_x_resolution", max_x_resolution,
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"max_y_resolution", max_y_resolution,
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priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (self);
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renderer = gtk_cell_renderer_text_new ();
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gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box), renderer, FALSE);
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gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (combo_box), renderer, "text",
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gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box),
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GTK_TREE_MODEL (priv->list_store));
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cheese_prefs_resolution_combo_get_selected_format (CheesePrefsResolutionCombo *resolution_combo)
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CheesePrefsResolutionComboPrivate *priv = CHEESE_PREFS_RESOLUTION_COMBO_GET_PRIVATE (resolution_combo);
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return priv->selected_format;
added
removed
src/cheese-prefs-resolution-combo.c
