+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
+/*
+ * callbacks.c
+ * Copyright (C) Philip en Marijn 2008 <>
+ *
+ * preferences.c is free software copyrighted by Philip en Marijn.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name ``Philip en Marijn'' nor the name of any other
+ * contributor may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * preferences.c IS PROVIDED BY Philip en Marijn ``AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL Philip en Marijn OR ANY OTHER CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+#include <libchimara/chimara-glk.h>
+#include <libchimara/chimara-if.h>
+#include <config.h>
+#include "error.h"
+
+GObject *load_object(const gchar *name);
+static GtkTextTag *current_tag;
+
+static void style_tree_select_callback(GtkTreeSelection *selection, ChimaraGlk *glk);
+
+/* Create the preferences dialog. */
+void
+preferences_create(ChimaraGlk *glk)
+{
+ /* Initialize the tree of style names */
+ GtkTreeStore *style_list = gtk_tree_store_new(1, G_TYPE_STRING);
+ GtkTreeIter buffer, grid, buffer_child, grid_child;
+
+ gtk_tree_store_append(style_list, &buffer, NULL);
+ gtk_tree_store_append(style_list, &grid, NULL);
+ gtk_tree_store_set(style_list, &buffer, 0, "Text buffer", -1);
+ gtk_tree_store_set(style_list, &grid, 0, "Text grid", -1);
+
+ int i;
+ gint num_tags = chimara_glk_get_num_tag_names(glk);
+ const gchar **tag_names = chimara_glk_get_tag_names(glk);
+ for(i=0; i<num_tags; i++) {
+ gtk_tree_store_append(style_list, &buffer_child, &buffer);
+ gtk_tree_store_append(style_list, &grid_child, &grid);
+ gtk_tree_store_set(style_list, &buffer_child, 0, tag_names[i], -1);
+ gtk_tree_store_set(style_list, &grid_child, 0, tag_names[i], -1);
+ }
+
+ /* Attach the model to the treeview */
+ GtkTreeView *view = GTK_TREE_VIEW( load_object("style-treeview") );
+ gtk_tree_view_set_model(view, GTK_TREE_MODEL(style_list));
+ g_object_unref(style_list);
+
+ /* Set the columns */
+ GtkTreeViewColumn *column = gtk_tree_view_column_new();
+ gtk_tree_view_column_set_title(column, "Style Name");
+ gtk_tree_view_append_column(view, column);
+
+ /* Set the renderers */
+ GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
+ gtk_tree_view_column_pack_start(column, renderer, TRUE);
+ gtk_tree_view_column_add_attribute(column, renderer, "text", 0);
+
+ /* Set selection mode to single select */
+ GtkTreeSelection *selection = gtk_tree_view_get_selection(view);
+ gtk_tree_selection_set_mode(selection, GTK_SELECTION_SINGLE);
+
+ g_signal_connect(selection, "changed", G_CALLBACK(style_tree_select_callback), glk);
+}
+
+static void
+style_tree_select_callback(GtkTreeSelection *selection, ChimaraGlk *glk)
+{
+ GtkTreeIter child, parent;
+ gchar *child_name, *parent_name;
+ GtkTreeModel *model;
+
+ if( !gtk_tree_selection_get_selected(selection, &model, &child) )
+ return;
+
+ gtk_tree_model_get(model, &child, 0, &child_name, -1);
+
+ if( !gtk_tree_model_iter_parent(model, &parent, &child) )
+ return;
+
+ gtk_tree_model_get(model, &parent, 0, &parent_name, -1);
+ if( !strcmp(parent_name, "Text buffer") )
+ current_tag = chimara_glk_get_tag(glk, CHIMARA_GLK_TEXT_BUFFER, child_name);
+ else
+ current_tag = chimara_glk_get_tag(glk, CHIMARA_GLK_TEXT_GRID, child_name);
+}
+
+void
+on_toggle_left(GtkToggleAction *action, ChimaraGlk *glk) {
+ /* No nothing if the button is deactivated */
+ if( !gtk_toggle_action_get_active(action) )
+ return;
+
+ /* Untoggle other alignment options */
+ GtkToggleToolButton *center = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-center"));
+ GtkToggleToolButton *right = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-right"));
+ GtkToggleToolButton *justify = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-justify"));
+ gtk_toggle_tool_button_set_active(center, FALSE);
+ gtk_toggle_tool_button_set_active(right, FALSE);
+ gtk_toggle_tool_button_set_active(justify, FALSE);
+
+ g_object_set(current_tag, "justification", GTK_JUSTIFY_LEFT, "justification-set", TRUE, NULL);
+ chimara_glk_update_style(glk);
+}
+
+void
+on_toggle_center(GtkToggleAction *action, ChimaraGlk *glk) {
+ if( !gtk_toggle_action_get_active(action) )
+ return;
+
+ /* Untoggle other alignment options */
+ GtkToggleToolButton *left = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-left"));
+ GtkToggleToolButton *right = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-right"));
+ GtkToggleToolButton *justify = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-justify"));
+ gtk_toggle_tool_button_set_active(left, FALSE);
+ gtk_toggle_tool_button_set_active(right, FALSE);
+ gtk_toggle_tool_button_set_active(justify, FALSE);
+
+ g_object_set(current_tag, "justification", GTK_JUSTIFY_CENTER, "justification-set", TRUE, NULL);
+ chimara_glk_update_style(glk);
+}
+
+void
+on_toggle_right(GtkToggleAction *action, ChimaraGlk *glk) {
+ if( !gtk_toggle_action_get_active(action) )
+ return;
+
+ /* Untoggle other alignment options */
+ GtkToggleToolButton *left = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-left"));
+ GtkToggleToolButton *center = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-center"));
+ GtkToggleToolButton *justify = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-justify"));
+ gtk_toggle_tool_button_set_active(left, FALSE);
+ gtk_toggle_tool_button_set_active(center, FALSE);
+ gtk_toggle_tool_button_set_active(justify, FALSE);
+
+ g_object_set(current_tag, "justification", GTK_JUSTIFY_RIGHT, "justification-set", TRUE, NULL);
+ chimara_glk_update_style(glk);
+}
+
+void
+on_toggle_justify(GtkToggleAction *action, ChimaraGlk *glk) {
+ if( !gtk_toggle_action_get_active(action) )
+ return;
+
+ /* Untoggle other alignment options */
+ GtkToggleToolButton *left = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-left"));
+ GtkToggleToolButton *center = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-center"));
+ GtkToggleToolButton *right = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-right"));
+ gtk_toggle_tool_button_set_active(left, FALSE);
+ gtk_toggle_tool_button_set_active(center, FALSE);
+ gtk_toggle_tool_button_set_active(right, FALSE);
+
+ g_object_set(current_tag, "justification", GTK_JUSTIFY_FILL, "justification-set", TRUE, NULL);
+ chimara_glk_update_style(glk);
+}
+
+void
+on_toggle_bold(GtkToggleAction *action, ChimaraGlk *glk) {
+ if( gtk_toggle_action_get_active(action) )
+ g_object_set(current_tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ else
+ g_object_set(current_tag, "weight", PANGO_WEIGHT_NORMAL, "weight-set", TRUE, NULL);
+
+ chimara_glk_update_style(glk);
+}
+
+void
+on_toggle_italic(GtkToggleAction *action, ChimaraGlk *glk) {
+ if( gtk_toggle_action_get_active(action) )
+ g_object_set(current_tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
+ else
+ g_object_set(current_tag, "style", PANGO_STYLE_NORMAL, "style-set", TRUE, NULL);
+
+ chimara_glk_update_style(glk);
+}
+
+void
+on_toggle_underline(GtkToggleAction *action, ChimaraGlk *glk) {
+ if( gtk_toggle_action_get_active(action) )
+ g_object_set(current_tag, "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
+ else
+ g_object_set(current_tag, "underline", PANGO_UNDERLINE_NONE, "underline-set", TRUE, NULL);
+
+ chimara_glk_update_style(glk);
+}
+
+void
+on_foreground_color_set(GtkColorButton *button, ChimaraGlk *glk)
+{
+ GdkColor color;
+ gtk_color_button_get_color(button, &color);
+ g_object_set(current_tag, "foreground-gdk", &color, "foreground-set", TRUE, NULL);
+ chimara_glk_update_style(glk);
+}
+
+void
+on_background_color_set(GtkColorButton *button, ChimaraGlk *glk)
+{
+ GdkColor color;
+ gtk_color_button_get_color(button, &color);
+ g_object_set(current_tag, "background-gdk", &color, "background-set", TRUE, NULL);
+ chimara_glk_update_style(glk);
+}
+
+void
+on_font_set(GtkFontButton *button, ChimaraGlk *glk)
+{
+ const gchar *font_name = gtk_font_button_get_font_name(button);
+ PangoFontDescription *font_description = pango_font_description_from_string(font_name);
+ g_object_set(current_tag, "font-desc", font_description, NULL);
+ chimara_glk_update_style(glk);
+}