--- /dev/null
+/* Copyright (C) 2004 Red Hat, Inc.
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+This library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the Gnome Library; see the file COPYING.LIB. If not,
+write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.
+*/
+
+#include <config.h>
+
+#include "eggfindbar.h"
+
+#include <glib/gi18n.h>
+#include <gtk/gtkhbox.h>
+#include <gtk/gtkentry.h>
+#include <gtk/gtkcheckbutton.h>
+#include <gtk/gtkvseparator.h>
+#include <gtk/gtkstock.h>
+#include <gtk/gtklabel.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtkbindings.h>
+
+#include <string.h>
+
+typedef struct _EggFindBarPrivate EggFindBarPrivate;
+struct _EggFindBarPrivate
+{
+ gchar *search_string;
+ GtkWidget *hbox;
+ GtkWidget *close_button;
+ GtkWidget *find_entry;
+ GtkWidget *next_button;
+ GtkWidget *previous_button;
+ GtkWidget *case_button;
+ guint case_sensitive : 1;
+};
+
+#define EGG_FIND_BAR_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), EGG_TYPE_FIND_BAR, EggFindBarPrivate))
+
+
+enum
+ {
+ PROP_0,
+ PROP_SEARCH_STRING,
+ PROP_CASE_SENSITIVE
+ };
+
+static void egg_find_bar_finalize (GObject *object);
+static void egg_find_bar_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+static void egg_find_bar_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void egg_find_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void egg_find_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+
+G_DEFINE_TYPE (EggFindBar, egg_find_bar, GTK_TYPE_BIN);
+
+enum
+ {
+ NEXT,
+ PREVIOUS,
+ CLOSE,
+ LAST_SIGNAL
+ };
+
+static guint find_bar_signals[LAST_SIGNAL] = { 0 };
+
+static void
+egg_find_bar_class_init (EggFindBarClass *klass)
+{
+ GObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+ GtkBinClass *bin_class;
+ GtkBindingSet *binding_set;
+
+ object_class = (GObjectClass *)klass;
+ widget_class = (GtkWidgetClass *)klass;
+ bin_class = (GtkBinClass *)klass;
+
+ object_class->set_property = egg_find_bar_set_property;
+ object_class->get_property = egg_find_bar_get_property;
+
+ object_class->finalize = egg_find_bar_finalize;
+
+ widget_class->size_request = egg_find_bar_size_request;
+ widget_class->size_allocate = egg_find_bar_size_allocate;
+
+ find_bar_signals[NEXT] =
+ g_signal_new ("next",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_FIRST,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+ find_bar_signals[PREVIOUS] =
+ g_signal_new ("previous",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_FIRST,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+ find_bar_signals[CLOSE] =
+ g_signal_new ("close",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ /**
+ * EggFindBar:search_string:
+ *
+ * The current string to search for. NULL or empty string
+ * both mean no current string.
+ *
+ */
+ g_object_class_install_property (object_class,
+ PROP_SEARCH_STRING,
+ g_param_spec_string ("search_string",
+ _("Search string"),
+ _("The name of the string to be found"),
+ NULL,
+ G_PARAM_READWRITE));
+
+ /**
+ * EggFindBar:case_sensitive:
+ *
+ * TRUE for a case sensitive search.
+ *
+ */
+ g_object_class_install_property (object_class,
+ PROP_CASE_SENSITIVE,
+ g_param_spec_boolean ("case_sensitive",
+ _("Case sensitive"),
+ _("TRUE for a case sensitive search"),
+ FALSE,
+ G_PARAM_READWRITE));
+
+ /* Style properties */
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_boxed ("all_matches_color",
+ _("Highlight color"),
+ _("Color of highlight for all matches"),
+ GDK_TYPE_COLOR,
+ G_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_boxed ("current_match_color",
+ _("Current color"),
+ _("Color of highlight for the current match"),
+ GDK_TYPE_COLOR,
+ G_PARAM_READABLE));
+
+ g_type_class_add_private (object_class, sizeof (EggFindBarPrivate));
+
+ binding_set = gtk_binding_set_by_class (klass);
+
+ gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0,
+ "close", 0);
+}
+
+static void
+egg_find_bar_emit_next (EggFindBar *find_bar)
+{
+ g_signal_emit (find_bar, find_bar_signals[NEXT], 0);
+}
+
+static void
+egg_find_bar_emit_previous (EggFindBar *find_bar)
+{
+ g_signal_emit (find_bar, find_bar_signals[PREVIOUS], 0);
+}
+
+static void
+egg_find_bar_emit_close (EggFindBar *find_bar)
+{
+ g_signal_emit (find_bar, find_bar_signals[CLOSE], 0);
+}
+
+static void
+close_clicked_callback (GtkButton *button,
+ void *data)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (data);
+
+ egg_find_bar_emit_close (find_bar);
+}
+
+static void
+next_clicked_callback (GtkButton *button,
+ void *data)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (data);
+
+ egg_find_bar_emit_next (find_bar);
+}
+
+static void
+previous_clicked_callback (GtkButton *button,
+ void *data)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (data);
+
+ egg_find_bar_emit_previous (find_bar);
+}
+
+static void
+case_sensitive_toggled_callback (GtkCheckButton *button,
+ void *data)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (data);
+
+ egg_find_bar_set_case_sensitive (find_bar,
+ gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)));
+}
+
+static void
+entry_activate_callback (GtkEntry *entry,
+ void *data)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (data);
+
+ egg_find_bar_emit_next (find_bar);
+}
+
+static void
+entry_changed_callback (GtkEntry *entry,
+ void *data)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (data);
+ char *text;
+
+ /* paranoid strdup because set_search_string() sets
+ * the entry text
+ */
+ text = g_strdup (gtk_entry_get_text (entry));
+
+ egg_find_bar_set_search_string (find_bar, text);
+
+ g_free (text);
+}
+
+static void
+egg_find_bar_init (EggFindBar *find_bar)
+{
+ EggFindBarPrivate *priv;
+ GtkWidget *label;
+ GtkWidget *separator;
+ GtkWidget *image;
+
+ /* Data */
+ priv = EGG_FIND_BAR_GET_PRIVATE (find_bar);
+ find_bar->private_data = priv;
+
+ priv->search_string = NULL;
+
+ /* Widgets */
+ gtk_widget_push_composite_child ();
+ priv->hbox = gtk_hbox_new (FALSE, 6);
+ gtk_container_set_border_width (GTK_CONTAINER (priv->hbox), 3);
+
+ label = gtk_label_new_with_mnemonic (_("F_ind:"));
+ separator = gtk_vseparator_new ();
+
+ priv->close_button = gtk_button_new ();
+ gtk_button_set_relief (GTK_BUTTON (priv->close_button),
+ GTK_RELIEF_NONE);
+ image = gtk_image_new_from_stock (GTK_STOCK_CLOSE,
+ GTK_ICON_SIZE_SMALL_TOOLBAR);
+ gtk_container_add (GTK_CONTAINER (priv->close_button), image);
+
+ priv->find_entry = gtk_entry_new ();
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), priv->find_entry);
+
+ priv->previous_button = gtk_button_new_from_stock (GTK_STOCK_GO_BACK);
+ priv->next_button = gtk_button_new_from_stock (GTK_STOCK_GO_FORWARD);
+
+ priv->case_button = gtk_check_button_new_with_mnemonic (_("C_ase Sensitive"));
+
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ priv->close_button, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ label, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ priv->find_entry, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ priv->previous_button, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ priv->next_button, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ separator, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->hbox),
+ priv->case_button, FALSE, FALSE, 0);
+
+ gtk_container_add (GTK_CONTAINER (find_bar), priv->hbox);
+
+ gtk_widget_show (priv->hbox);
+ gtk_widget_show (priv->close_button);
+ gtk_widget_show (priv->find_entry);
+ gtk_widget_show (priv->previous_button);
+ gtk_widget_show (priv->next_button);
+ gtk_widget_show (separator);
+ gtk_widget_show (label);
+ gtk_widget_show (image);
+
+ gtk_widget_pop_composite_child ();
+
+ gtk_widget_show_all (priv->hbox);
+
+ g_signal_connect (priv->close_button, "clicked",
+ G_CALLBACK (close_clicked_callback),
+ find_bar);
+ g_signal_connect (priv->find_entry, "changed",
+ G_CALLBACK (entry_changed_callback),
+ find_bar);
+ g_signal_connect (priv->find_entry, "activate",
+ G_CALLBACK (entry_activate_callback),
+ find_bar);
+ g_signal_connect (priv->next_button, "clicked",
+ G_CALLBACK (next_clicked_callback),
+ find_bar);
+ g_signal_connect (priv->previous_button, "clicked",
+ G_CALLBACK (previous_clicked_callback),
+ find_bar);
+ g_signal_connect (priv->case_button, "toggled",
+ G_CALLBACK (case_sensitive_toggled_callback),
+ find_bar);
+}
+
+static void
+egg_find_bar_finalize (GObject *object)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (object);
+ EggFindBarPrivate *priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ g_free (priv->search_string);
+
+ G_OBJECT_CLASS (egg_find_bar_parent_class)->finalize (object);
+}
+
+static void
+egg_find_bar_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (object);
+
+ switch (prop_id)
+ {
+ case PROP_SEARCH_STRING:
+ egg_find_bar_set_search_string (find_bar, g_value_get_string (value));
+ break;
+ case PROP_CASE_SENSITIVE:
+ egg_find_bar_set_case_sensitive (find_bar, g_value_get_boolean (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+egg_find_bar_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EggFindBar *find_bar = EGG_FIND_BAR (object);
+ EggFindBarPrivate *priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ switch (prop_id)
+ {
+ case PROP_SEARCH_STRING:
+ g_value_set_string (value, priv->search_string);
+ break;
+ case PROP_CASE_SENSITIVE:
+ g_value_set_boolean (value, priv->case_sensitive);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+egg_find_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ GtkBin *bin = GTK_BIN (widget);
+ GtkRequisition child_requisition;
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
+ {
+ gtk_widget_size_request (bin->child, &child_requisition);
+
+ *requisition = child_requisition;
+ }
+ else
+ {
+ requisition->width = 0;
+ requisition->height = 0;
+ }
+}
+
+static void
+egg_find_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ GtkBin *bin = GTK_BIN (widget);
+
+ widget->allocation = *allocation;
+
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
+ gtk_widget_size_allocate (bin->child, allocation);
+}
+
+/**
+ * egg_find_bar_new:
+ *
+ * Creates a new #EggFindBar.
+ *
+ * Returns: a newly created #EggFindBar
+ *
+ * Since: 2.6
+ */
+GtkWidget *
+egg_find_bar_new (void)
+{
+ EggFindBar *find_bar;
+
+ find_bar = g_object_new (EGG_TYPE_FIND_BAR, NULL);
+
+ return GTK_WIDGET (find_bar);
+}
+
+/**
+ * egg_find_bar_set_search_string:
+ *
+ * Sets the string that should be found/highlighted in the document.
+ * Empty string is converted to NULL.
+ *
+ * Since: 2.6
+ */
+void
+egg_find_bar_set_search_string (EggFindBar *find_bar,
+ const char *search_string)
+{
+ EggFindBarPrivate *priv;
+
+ g_return_if_fail (EGG_IS_FIND_BAR (find_bar));
+
+ priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ g_object_freeze_notify (G_OBJECT (find_bar));
+
+ if (priv->search_string != search_string)
+ {
+ char *old;
+
+ old = priv->search_string;
+
+ if (search_string && *search_string == '\0')
+ search_string = NULL;
+
+ /* Only update if the string has changed; setting the entry
+ * will emit changed on the entry which will re-enter
+ * this function, but we'll handle that fine with this
+ * short-circuit.
+ */
+ if ((old && search_string == NULL) ||
+ (old == NULL && search_string) ||
+ (old && search_string &&
+ strcmp (old, search_string) != 0))
+ {
+ priv->search_string = g_strdup (search_string);
+ g_free (old);
+
+ gtk_entry_set_text (GTK_ENTRY (priv->find_entry),
+ priv->search_string ?
+ priv->search_string :
+ "");
+
+ g_object_notify (G_OBJECT (find_bar),
+ "search_string");
+ }
+ }
+
+ g_object_thaw_notify (G_OBJECT (find_bar));
+}
+
+
+/**
+ * egg_find_bar_get_search_string:
+ *
+ * Gets the string that should be found/highlighted in the document.
+ *
+ * Returns: the string
+ *
+ * Since: 2.6
+ */
+const char*
+egg_find_bar_get_search_string (EggFindBar *find_bar)
+{
+ EggFindBarPrivate *priv;
+
+ g_return_val_if_fail (EGG_IS_FIND_BAR (find_bar), NULL);
+
+ priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ return priv->search_string;
+}
+
+/**
+ * egg_find_bar_set_case_sensitive:
+ *
+ * Sets whether the search is case sensitive
+ *
+ * Since: 2.6
+ */
+void
+egg_find_bar_set_case_sensitive (EggFindBar *find_bar,
+ gboolean case_sensitive)
+{
+ EggFindBarPrivate *priv;
+
+ g_return_if_fail (EGG_IS_FIND_BAR (find_bar));
+
+ priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ g_object_freeze_notify (G_OBJECT (find_bar));
+
+ case_sensitive = case_sensitive != FALSE;
+
+ if (priv->case_sensitive != case_sensitive)
+ {
+ priv->case_sensitive = case_sensitive;
+
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->case_button),
+ priv->case_sensitive);
+
+ g_object_notify (G_OBJECT (find_bar),
+ "case_sensitive");
+ }
+
+ g_object_thaw_notify (G_OBJECT (find_bar));
+}
+
+/**
+ * egg_find_bar_get_case_sensitive:
+ *
+ * Gets whether the search is case sensitive
+ *
+ * Returns: TRUE if it's case sensitive
+ *
+ * Since: 2.6
+ */
+gboolean
+egg_find_bar_get_case_sensitive (EggFindBar *find_bar)
+{
+ EggFindBarPrivate *priv;
+
+ g_return_val_if_fail (EGG_IS_FIND_BAR (find_bar), FALSE);
+
+ priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ return priv->case_sensitive;
+}
+
+static void
+get_style_color (EggFindBar *find_bar,
+ const char *style_prop_name,
+ GdkColor *color)
+{
+ GdkColor *style_color;
+
+ gtk_widget_ensure_style (GTK_WIDGET (find_bar));
+ gtk_widget_style_get (GTK_WIDGET (find_bar),
+ "color", &style_color, NULL);
+ if (style_color)
+ {
+ *color = *style_color;
+ gdk_color_free (style_color);
+ }
+}
+
+/**
+ * egg_find_bar_get_all_matches_color:
+ *
+ * Gets the color to use to highlight all the
+ * known matches.
+ *
+ * Since: 2.6
+ */
+void
+egg_find_bar_get_all_matches_color (EggFindBar *find_bar,
+ GdkColor *color)
+{
+ GdkColor found_color = { 0, 0, 0, 0x0f0f };
+
+ get_style_color (find_bar, "all_matches_color", &found_color);
+
+ *color = found_color;
+}
+
+/**
+ * egg_find_bar_get_current_match_color:
+ *
+ * Gets the color to use to highlight the match
+ * we're currently on.
+ *
+ * Since: 2.6
+ */
+void
+egg_find_bar_get_current_match_color (EggFindBar *find_bar,
+ GdkColor *color)
+{
+ GdkColor found_color = { 0, 0, 0, 0xffff };
+
+ get_style_color (find_bar, "current_match_color", &found_color);
+
+ *color = found_color;
+}
+
+/**
+ * egg_find_bar_grab_focus:
+ *
+ * Focuses the text entry in the find bar; currently GTK+ doesn't have
+ * a way to make this work on gtk_widget_grab_focus(find_bar).
+ *
+ * Since: 2.6
+ */
+void
+egg_find_bar_grab_focus (EggFindBar *find_bar)
+{
+ EggFindBarPrivate *priv;
+
+ g_return_if_fail (EGG_IS_FIND_BAR (find_bar));
+
+ priv = (EggFindBarPrivate *)find_bar->private_data;
+
+ gtk_widget_grab_focus (priv->find_entry);
+}
https://www.fi.muni.cz/~kas/git / evince.git / commitdiff