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-rw-r--r--tools/glade/glade/gbwidgets/gbctree.c554
1 files changed, 554 insertions, 0 deletions
diff --git a/tools/glade/glade/gbwidgets/gbctree.c b/tools/glade/glade/gbwidgets/gbctree.c
new file mode 100644
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+++ b/tools/glade/glade/gbwidgets/gbctree.c
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+/* Gtk+ User Interface Builder
+ * Copyright (C) 1998 Damon Chaplin
+ *
+ * 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 <string.h>
+
+#include <gtk/gtkctree.h>
+#include <gtk/gtkhbox.h>
+#include <gtk/gtkmain.h>
+#include <gtk/gtkspinbutton.h>
+#include "../gb.h"
+
+/* Include the 21x21 icon pixmap for this widget, to be used in the palette */
+#include "../graphics/ctree.xpm"
+
+/*
+ * This is the GbWidget struct for this widget (see ../gbwidget.h).
+ * It is initialized in the init() function at the end of this file
+ */
+static GbWidget gbwidget;
+
+static gchar *Mode = "CTree|GtkCList::selection_mode";
+static gchar *Titles = "CTree|GtkCList::show_titles";
+static gchar *Shadow = "CTree|GtkCList::shadow_type";
+
+/* This is only used for loading & saving - it isn't displayed in the property
+ editor. */
+static gchar *Cols = "GtkCTree::n_columns";
+static gchar *ColumnWidths = "GtkCTree::column_widths";
+
+static const gchar *GbModeChoices[] =
+{"Single", "Browse", "Multiple", NULL};
+static const gint GbModeValues[] =
+{
+ GTK_SELECTION_SINGLE,
+ GTK_SELECTION_BROWSE,
+ GTK_SELECTION_MULTIPLE
+};
+static const gchar *GbModeSymbols[] =
+{
+ "GTK_SELECTION_SINGLE",
+ "GTK_SELECTION_BROWSE",
+ "GTK_SELECTION_MULTIPLE"
+};
+
+static const gchar *GbShadowChoices[] =
+{"None", "In", "Out",
+ "Etched In", "Etched Out", NULL};
+static const gint GbShadowValues[] =
+{
+ GTK_SHADOW_NONE,
+ GTK_SHADOW_IN,
+ GTK_SHADOW_OUT,
+ GTK_SHADOW_ETCHED_IN,
+ GTK_SHADOW_ETCHED_OUT
+};
+static const gchar *GbShadowSymbols[] =
+{
+ "GTK_SHADOW_NONE",
+ "GTK_SHADOW_IN",
+ "GTK_SHADOW_OUT",
+ "GTK_SHADOW_ETCHED_IN",
+ "GTK_SHADOW_ETCHED_OUT"
+};
+
+
+static void show_ctree_dialog (GbWidgetNewData * data);
+static void on_ctree_dialog_ok (GtkWidget * widget,
+ GbWidgetNewData * data);
+static void on_ctree_dialog_destroy (GtkWidget * widget,
+ GbWidgetNewData * data);
+static GtkWidget *new_label (GtkWidget * parent);
+static GtkWidget *new_unnamed_label (GtkWidget * parent);
+
+
+/******
+ * NOTE: To use these functions you need to uncomment them AND add a pointer
+ * to the funtion in the GbWidget struct at the end of this file.
+ ******/
+
+/*
+ * Creates a new GtkWidget of class GtkCTree, performing any specialized
+ * initialization needed for the widget to work correctly in this environment.
+ * If a dialog box is used to initialize the widget, return NULL from this
+ * function, and call data->callback with your new widget when it is done.
+ * If the widget needs a special destroy handler, add a signal here.
+ */
+GtkWidget *
+gb_ctree_new (GbWidgetNewData * data)
+{
+ GtkWidget *new_widget;
+ gint cols = 0, i;
+
+ if (data->action == GB_LOADING)
+ {
+ cols = load_int (data->loading_data, Cols);
+
+ /* For backwards compatability with 1.1.1. */
+ if (cols == 0)
+ cols = load_int (data->loading_data, "columns");
+
+ if (cols == 0)
+ cols = 1;
+ /* FIXME: Allow setting of tree column - 2nd arg */
+ new_widget = gtk_ctree_new (cols, 0);
+
+ /* GtkCList has problems if the title buttons aren't created. */
+ for (i = 0; i < cols; i++)
+ {
+ gtk_clist_set_column_widget (GTK_CLIST (new_widget), i,
+ new_unnamed_label (new_widget));
+ gtk_clist_set_column_width (GTK_CLIST (new_widget), i, 80);
+ editor_add_mouse_signals_to_existing (GTK_CLIST (new_widget)->column[i].button);
+ }
+
+ return new_widget;
+ }
+ else
+ {
+ show_ctree_dialog (data);
+ return NULL;
+ }
+}
+
+
+static void
+show_ctree_dialog (GbWidgetNewData * data)
+{
+ GtkWidget *dialog, *vbox, *hbox, *label, *spinbutton;
+ GtkObject *adjustment;
+
+ dialog = glade_util_create_dialog (_("New columned tree"), data->parent,
+ GTK_SIGNAL_FUNC (on_ctree_dialog_ok),
+ data, &vbox);
+ gtk_signal_connect (GTK_OBJECT (dialog), "destroy",
+ GTK_SIGNAL_FUNC (on_ctree_dialog_destroy), data);
+
+ hbox = gtk_hbox_new (FALSE, 5);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 5);
+ gtk_container_set_border_width (GTK_CONTAINER (hbox), 10);
+ gtk_widget_show (hbox);
+
+ label = gtk_label_new (_("Number of columns:"));
+ gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 5);
+ gtk_widget_show (label);
+
+ adjustment = gtk_adjustment_new (3, 1, 100, 1, 10, 10);
+ spinbutton = glade_util_spin_button_new (GTK_OBJECT (dialog), "cols",
+ GTK_ADJUSTMENT (adjustment), 1, 0);
+ gtk_box_pack_start (GTK_BOX (hbox), spinbutton, TRUE, TRUE, 5);
+ gtk_widget_set_usize (spinbutton, 50, -1);
+ gtk_widget_grab_focus (spinbutton);
+ gtk_widget_show (spinbutton);
+
+ gtk_widget_show (dialog);
+ gtk_grab_add (dialog);
+}
+
+
+static void
+on_ctree_dialog_ok (GtkWidget * widget,
+ GbWidgetNewData * data)
+{
+ GtkWidget *new_widget, *spinbutton, *dialog, *label;
+ gint cols, i;
+
+ dialog = gtk_widget_get_toplevel (widget);
+
+ /* Only call callback if placeholder/fixed widget is still there */
+ if (gb_widget_can_finish_new (data))
+ {
+ spinbutton = gtk_object_get_data (GTK_OBJECT (dialog), "cols");
+ g_return_if_fail (spinbutton != NULL);
+ cols = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (spinbutton));
+
+ /* FIXME: Allow setting of tree column - 2nd arg */
+ new_widget = gtk_ctree_new (cols, 0);
+ gtk_clist_column_titles_show (GTK_CLIST (new_widget));
+ for (i = 0; i < cols; i++)
+ {
+ label = new_label (new_widget);
+ gtk_clist_set_column_widget (GTK_CLIST (new_widget), i,
+ label);
+ gtk_clist_set_column_width (GTK_CLIST (new_widget), i, 80);
+ }
+
+ gb_widget_initialize (new_widget, data);
+ (*data->callback) (new_widget, data);
+ }
+ gtk_widget_destroy (dialog);
+}
+
+
+static void
+on_ctree_dialog_destroy (GtkWidget * widget,
+ GbWidgetNewData * data)
+{
+ gb_widget_free_new_data (data);
+ gtk_grab_remove (widget);
+}
+
+
+GtkWidget *
+new_label (GtkWidget * parent)
+{
+ GtkWidget *label;
+
+ label = gb_widget_new ("GtkLabel", parent);
+ g_return_val_if_fail (label != NULL, NULL);
+ gb_widget_set_child_name (label, GladeChildCListTitle);
+ return label;
+}
+
+
+GtkWidget *
+new_unnamed_label (GtkWidget * parent)
+{
+ GtkWidget *label;
+
+ label = gb_widget_new_full ("GtkLabel", FALSE, parent, NULL, 0, 0, NULL,
+ GB_CREATING, NULL);
+ g_return_val_if_fail (label != NULL, NULL);
+ gb_widget_set_child_name (label, GladeChildCListTitle);
+ return label;
+}
+
+
+/*
+ * Creates the components needed to edit the extra properties of this widget.
+ */
+static void
+gb_ctree_create_properties (GtkWidget * widget, GbWidgetCreateArgData * data)
+{
+ property_add_choice (Mode, _("Select Mode:"),
+ _("The selection mode of the columned tree"),
+ GbModeChoices);
+ property_add_bool (Titles, _("Show Titles:"),
+ _("If the column titles are shown"));
+ property_add_choice (Shadow, _("Shadow:"),
+ _("The type of shadow of the columned tree's border"),
+ GbShadowChoices);
+}
+
+
+
+/*
+ * Gets the properties of the widget. This is used for both displaying the
+ * properties in the property editor, and also for saving the properties.
+ */
+static void
+gb_ctree_get_properties (GtkWidget *widget, GbWidgetGetArgData * data)
+{
+ gchar buffer[1024];
+ gchar *pos;
+ gboolean buffer_overrun = FALSE;
+ gint i;
+
+ if (data->action == GB_SAVING)
+ {
+ gb_widget_output_int (data, Cols, GTK_CLIST (widget)->columns);
+
+ pos = buffer;
+ for (i = 0; i < GTK_CLIST (widget)->columns; i++)
+ {
+ if (i == 0)
+ sprintf (pos, "%i", GTK_CLIST (widget)->column[i].width);
+ else
+ sprintf (pos, ",%i", GTK_CLIST (widget)->column[i].width);
+ pos += strlen (pos);
+
+ /* Extra check to make sure we don't overrun the buffer. */
+ if (pos - buffer > 1000)
+ {
+ g_warning ("Buffer overflow");
+ buffer_overrun = TRUE;
+ break;
+ }
+ }
+ if (!buffer_overrun)
+ gb_widget_output_string (data, ColumnWidths, buffer);
+ }
+
+ for (i = 0; i < sizeof (GbModeValues) / sizeof (GbModeValues[0]); i++)
+ {
+ if (GbModeValues[i] == GTK_CLIST (widget)->selection_mode)
+ gb_widget_output_choice (data, Mode, i, GbModeSymbols[i]);
+ }
+
+ gb_widget_output_bool (data, Titles, GTK_CLIST_SHOW_TITLES (widget));
+
+ for (i = 0; i < sizeof (GbShadowValues) / sizeof (GbShadowValues[0]); i++)
+ {
+ if (GbShadowValues[i] == GTK_CLIST (widget)->shadow_type)
+ gb_widget_output_choice (data, Shadow, i, GbShadowSymbols[i]);
+ }
+}
+
+
+
+/*
+ * Sets the properties of the widget. This is used for both applying the
+ * properties changed in the property editor, and also for loading.
+ */
+static void
+gb_ctree_set_properties (GtkWidget * widget, GbWidgetSetArgData * data)
+{
+ gchar *widths, *pos, *mode;
+ gchar *shadow;
+ gboolean titles;
+ gint col, w, i;
+
+ if (data->action == GB_LOADING)
+ {
+ widths = gb_widget_input_string (data, ColumnWidths);
+ if (data->apply)
+ {
+ pos = widths;
+ for (col = 0; col < GTK_CLIST (widget)->columns; col++)
+ {
+ w = atoi (pos);
+ gtk_clist_set_column_width (GTK_CLIST (widget), col, w);
+ pos = strchr (pos, ',');
+ if (!pos)
+ break;
+ pos++;
+ }
+ }
+ }
+
+ mode = gb_widget_input_choice (data, Mode);
+ if (data->apply)
+ {
+ for (i = 0; i < sizeof (GbModeValues) / sizeof (GbModeValues[0]); i++)
+ {
+ if (!strcmp (mode, GbModeChoices[i])
+ || !strcmp (mode, GbModeSymbols[i]))
+ {
+ gtk_clist_set_selection_mode (GTK_CLIST (widget), GbModeValues[i]);
+ break;
+ }
+ }
+ }
+
+ titles = gb_widget_input_bool (data, Titles);
+ if (data->apply)
+ {
+ if (titles)
+ gtk_clist_column_titles_show (GTK_CLIST (widget));
+ else
+ gtk_clist_column_titles_hide (GTK_CLIST (widget));
+ }
+
+ shadow = gb_widget_input_choice (data, Shadow);
+ if (data->apply)
+ {
+ for (i = 0; i < sizeof (GbShadowValues) / sizeof (GbShadowValues[0]); i
+ ++)
+ {
+ if (!strcmp (shadow, GbShadowChoices[i])
+ || !strcmp (shadow, GbShadowSymbols[i]))
+ {
+ gtk_clist_set_shadow_type (GTK_CLIST (widget),
+ GbShadowValues[i]);
+ break;
+ }
+ }
+ }
+}
+
+
+
+/*
+ * Adds menu items to a context menu which is just about to appear!
+ * Add commands to aid in editing a GtkCTree, with signals pointing to
+ * other functions in this file.
+ */
+/*
+static void
+gb_ctree_create_popup_menu (GtkWidget * widget, GbWidgetCreateMenuData * data)
+{
+
+}
+*/
+
+
+void
+gb_ctree_add_child (GtkWidget *widget, GtkWidget *child,
+ GbWidgetSetArgData *data)
+{
+ /* We store the last column title read in 'last_child' */
+ gint col = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget),
+ "last_child"));
+
+ if (col >= GTK_CLIST (widget)->columns) {
+ g_warning ("Too many column title widgets for GtkCTree - skipping");
+ return;
+ }
+
+ gtk_clist_set_column_widget (GTK_CLIST (widget), col, child);
+ gtk_object_set_data (GTK_OBJECT (widget), "last_child",
+ GINT_TO_POINTER (col + 1));
+
+ /* We need to add signals to the clist button, just in case the
+ title widget has no window and so doesn't get signals itself.
+ Since Clist always creates 1 button initially, the signals would
+ be added to this button in gb_widget_new, so we could skip it,
+ but it doesn't hurt. */
+ editor_add_mouse_signals_to_existing (GTK_CLIST (widget)->column[col].button);
+}
+
+
+/*
+ * Writes the source code needed to create this widget.
+ * You have to output everything necessary to create the widget here, though
+ * there are some convenience functions to help.
+ */
+static void
+gb_ctree_write_source (GtkWidget * widget, GbWidgetWriteSourceData * data)
+{
+ gint col, i;
+
+ if (data->create_widget)
+ {
+ /* FIXME: allow changing of 2nd arg - ctree column */
+ source_add (data, " %s = gtk_ctree_new (%i, 0);\n", data->wname,
+ GTK_CLIST (widget)->columns);
+ }
+
+ /* We reset the last_child index, so as the title widgets are written out
+ they will start at column 0. */
+ gtk_object_set_data (GTK_OBJECT (widget), "last_child", GINT_TO_POINTER (-1));
+
+ gb_widget_write_standard_source (widget, data);
+
+ for (col = 0; col < GTK_CLIST (widget)->columns; col++)
+ {
+ source_add (data,
+ " gtk_clist_set_column_width (GTK_CLIST (%s), %i, %i);\n",
+ data->wname, col, GTK_CLIST (widget)->column[col].width);
+ }
+
+ if (GTK_CLIST (widget)->selection_mode != GTK_SELECTION_SINGLE)
+ {
+ for (i = 0; i < sizeof (GbModeValues) / sizeof (GbModeValues[0]); i++)
+ {
+ if (GbModeValues[i] == GTK_CLIST (widget)->selection_mode)
+ source_add (data,
+ " gtk_clist_set_selection_mode (GTK_CLIST (%s), %s);\n",
+ data->wname, GbModeSymbols[i]);
+ }
+ }
+
+ if (GTK_CLIST_SHOW_TITLES (widget))
+ source_add (data, " gtk_clist_column_titles_show (GTK_CLIST (%s));\n",
+ data->wname);
+ else
+ source_add (data, " gtk_clist_column_titles_hide (GTK_CLIST (%s));\n",
+ data->wname);
+
+ if (GTK_CLIST (widget)->shadow_type != GTK_SHADOW_IN)
+ {
+ for (i = 0; i < sizeof (GbShadowValues) / sizeof (GbShadowValues[0]); i
+ ++)
+ {
+ if (GbShadowValues[i] == GTK_CLIST (widget)->shadow_type)
+ source_add (data, " gtk_clist_set_shadow_type (GTK_CLIST (%s), %s);\n",
+ data->wname, GbShadowSymbols[i]);
+ }
+ }
+}
+
+
+/* Outputs source to add a child widget to a CTree. */
+static void
+gb_ctree_write_add_child_source (GtkWidget * parent,
+ const gchar *parent_name,
+ GtkWidget *child,
+ GbWidgetWriteSourceData * data)
+{
+ gchar *child_name;
+
+ child_name = gb_widget_get_child_name (child);
+
+ /* See if this is a title widget. */
+ if (child_name && (!strcmp (child_name, GladeChildCListTitle)))
+ {
+ /* We store the last column title written in 'last_child' */
+ gint col = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (parent),
+ "last_child"));
+ source_add (data,
+ " gtk_clist_set_column_widget (GTK_CLIST (%s), %i, %s);\n",
+ parent_name, col + 1, data->wname);
+
+ gtk_object_set_data (GTK_OBJECT (parent), "last_child",
+ GINT_TO_POINTER (col + 1));
+ }
+ else
+ {
+ g_warning ("Unknown CTree child widgetL %s", data->wname);
+ source_add (data, " gtk_container_add (GTK_CONTAINER (%s), %s);\n",
+ parent_name, data->wname);
+ }
+}
+
+
+
+/*
+ * Initializes the GbWidget structure.
+ * I've placed this at the end of the file so we don't have to include
+ * declarations of all the functions.
+ */
+GbWidget*
+gb_ctree_init ()
+{
+ /* Initialise the GTK type */
+ volatile GtkType type;
+ type = gtk_ctree_get_type();
+
+ /* Initialize the GbWidget structure */
+ gb_widget_init_struct(&gbwidget);
+
+ /* Fill in the pixmap struct & tooltip */
+ gbwidget.pixmap_struct = ctree_xpm;
+ gbwidget.tooltip = _("Columned Tree");
+
+ /* Fill in any functions that this GbWidget has */
+ gbwidget.gb_widget_new = gb_ctree_new;
+ gbwidget.gb_widget_add_child = gb_ctree_add_child;
+ gbwidget.gb_widget_create_properties = gb_ctree_create_properties;
+ gbwidget.gb_widget_get_properties = gb_ctree_get_properties;
+ gbwidget.gb_widget_set_properties = gb_ctree_set_properties;
+ gbwidget.gb_widget_write_source = gb_ctree_write_source;
+ gbwidget.gb_widget_write_add_child_source = gb_ctree_write_add_child_source;
+/*
+ gbwidget.gb_widget_create_popup_menu = gb_ctree_create_popup_menu;
+*/
+
+ return &gbwidget;
+}
+
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