diff options
Diffstat (limited to 'tools/glade/glade/gbwidgets/gbnotebook.c')
| -rw-r--r-- | tools/glade/glade/gbwidgets/gbnotebook.c | 954 |
1 files changed, 954 insertions, 0 deletions
diff --git a/tools/glade/glade/gbwidgets/gbnotebook.c b/tools/glade/glade/gbwidgets/gbnotebook.c new file mode 100644 index 00000000..b4251ab3 --- /dev/null +++ b/tools/glade/glade/gbwidgets/gbnotebook.c @@ -0,0 +1,954 @@ + +/* 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 <gtk/gtkhbox.h> +#include <gtk/gtklabel.h> +#include <gtk/gtkmain.h> +#include <gtk/gtkmenu.h> +#include <gtk/gtkmenuitem.h> +#include <gtk/gtknotebook.h> +#include <gtk/gtkspinbutton.h> +#include "../gb.h" +#include "../tree.h" + +/* Include the 21x21 icon pixmap for this widget, to be used in the palette */ +#include "../graphics/notebook.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 *ShowTabs = "GtkNotebook::show_tabs"; +static gchar *ShowBorder = "GtkNotebook::show_border"; +static gchar *TabPos = "GtkNotebook::tab_pos"; +static gchar *Scrollable = "GtkNotebook::scrollable"; +static gchar *Popups = "GtkNotebook::enable_popup"; + +#if 0 +/* These seem to be deprecated. */ +static gchar *TabHBorder = "GtkNotebook::tab_hborder"; +static gchar *TabVBorder = "GtkNotebook::tab_vborder"; +#endif + +/* This isn't save in the XML as it is implicit. */ +static gchar *NumPages = "GtkNotebook::num_pages"; + +/* This isn't save in the XML as it is implicit. */ +static gchar *ChildPosition = "GtkNotebook::position"; + +static gchar *ChildExpand = "GtkNotebook::tab_expand"; +static gchar *ChildFill = "GtkNotebook::tab_fill"; +static gchar *ChildPack = "GtkNotebook::tab_pack"; +static gchar *ChildMenuLabel = "GtkNotebook::menu_label"; + + +static const gchar *GbTabPosChoices[] = +{"Left", "Right", "Top", "Bottom", NULL}; +static const gint GbTabPosValues[] = +{ + GTK_POS_LEFT, + GTK_POS_RIGHT, + GTK_POS_TOP, + GTK_POS_BOTTOM +}; +static const gchar *GbTabPosSymbols[] = +{ + "GTK_POS_LEFT", + "GTK_POS_RIGHT", + "GTK_POS_TOP", + "GTK_POS_BOTTOM" +}; + + +static void show_notebook_dialog (GbWidgetNewData * data); +static void on_notebook_dialog_ok (GtkWidget * widget, + GbWidgetNewData * data); +static void on_notebook_dialog_destroy (GtkWidget * widget, + GbWidgetNewData * data); +static GtkWidget *gb_notebook_new_tab_label (); +static void gb_notebook_next_page (GtkWidget * menuitem, GtkNotebook * notebook); +static void gb_notebook_prev_page (GtkWidget * menuitem, GtkNotebook * notebook); +static void gb_notebook_update_num_pages (GtkNotebook *notebook); + +/****** + * NOTE: To use these functions you need to uncomment them AND add a pointer + * to the function in the GbWidget struct at the end of this file. + ******/ + +/* + * Creates a new GtkWidget of class GtkNotebook, 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_notebook_new (GbWidgetNewData * data) +{ + GtkWidget *new_widget; + + if (data->action == GB_LOADING) + { + new_widget = gtk_notebook_new (); + return new_widget; + } + else + { + show_notebook_dialog (data); + return NULL; + } +} + + +void +gb_notebook_add_child (GtkWidget *widget, GtkWidget *child, + GbWidgetSetArgData *data) +{ + gboolean is_tab = FALSE; + + /* See if this is a tab widget. We use a special "type" packing property set + to "tab".*/ + if (data->child_info) + { + int j; + + for (j = 0; j < data->child_info->n_properties; j++) + { + if (!strcmp (data->child_info->properties[j].name, "type") + && !strcmp (data->child_info->properties[j].value, "tab")) + { + is_tab = TRUE; + break; + } + } + } + + if (is_tab) + { + /* We store the last tab read in 'last_child' */ + GtkWidget *notebook_page; + gint pos = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), + "last_child")); + + MSG1 ("Adding notebook tab: %i", pos); + /* SPECIAL CODE to replace the notebooks default tab label with the + loaded widget. We remove the page and add it with the new tab, + just like in gb_widget_replace_child(). */ + + notebook_page = gtk_notebook_get_nth_page (GTK_NOTEBOOK (widget), pos); + if (notebook_page) + { + gtk_notebook_set_tab_label (GTK_NOTEBOOK (widget), notebook_page, + child); + } + else + { + g_warning ("Notebook tab found for non-existent page"); + gtk_notebook_append_page (GTK_NOTEBOOK (widget), + editor_new_placeholder (), child); + } + gtk_object_set_data (GTK_OBJECT (widget), "last_child", + GINT_TO_POINTER (pos + 1)); + } + else + { + /* We create a label, in case it does not appear in the XML file, + or we are pasting into the notebook. */ + GtkWidget *label = gb_widget_new_full ("GtkLabel", FALSE, widget, + NULL, 0, 0, NULL, GB_CREATING, + NULL); + g_return_if_fail (label != NULL); + + gtk_notebook_append_page (GTK_NOTEBOOK (widget), child, label); + } +} + + +static void +show_notebook_dialog (GbWidgetNewData * data) +{ + GtkWidget *dialog, *vbox, *hbox, *label, *spinbutton; + GtkObject *adjustment; + + dialog = glade_util_create_dialog (_("New notebook"), data->parent, + GTK_SIGNAL_FUNC (on_notebook_dialog_ok), + data, &vbox); + gtk_signal_connect (GTK_OBJECT (dialog), "destroy", + GTK_SIGNAL_FUNC (on_notebook_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 pages:")); + 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), "pages", + 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_notebook_dialog_ok (GtkWidget * widget, GbWidgetNewData * data) +{ + GtkWidget *new_widget, *spinbutton, *window; + gint pages, i; + + window = 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 (window), "pages"); + g_return_if_fail (spinbutton != NULL); + pages = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (spinbutton)); + + new_widget = gtk_notebook_new (); + for (i = 0; i < pages; i++) + { + gtk_notebook_append_page (GTK_NOTEBOOK (new_widget), + editor_new_placeholder (), + gb_notebook_new_tab_label ()); + } + gb_widget_initialize (new_widget, data); + (*data->callback) (new_widget, data); + } + gtk_widget_destroy (window); +} + + +static void +on_notebook_dialog_destroy (GtkWidget * widget, + GbWidgetNewData * data) +{ + gb_widget_free_new_data (data); + gtk_grab_remove (widget); +} + + +GtkWidget * +gb_notebook_new_tab_label () +{ + GtkWidget *label; + + label = gb_widget_new ("GtkLabel", NULL); + g_return_val_if_fail (label != NULL, NULL); + return label; +} + + +/* + * Creates the components needed to edit the extra properties of this widget. + */ +static void +gb_notebook_create_properties (GtkWidget * widget, GbWidgetCreateArgData * data) +{ + property_add_bool (ShowTabs, _("Show Tabs:"), _("If the notebook tabs are shown")); + property_add_bool (ShowBorder, _("Show Border:"), + _("If the notebook border is shown, when the tabs are not shown")); + property_add_choice (TabPos, _("Tab Pos:"), + _("The position of the notebook tabs"), + GbTabPosChoices); + property_add_bool (Scrollable, _("Scrollable:"), + _("If the notebook tabs are scrollable")); +#if 0 +/* These seem to be deprecated. */ + property_add_int_range (TabHBorder, _("Tab Horz. Border:"), + _("The size of the notebook tabs' horizontal border"), + 0, 1000, 1, 10, 1); + property_add_int_range (TabVBorder, _("Tab Vert. Border:"), + _("The size of the notebook tabs' vertical border"), + 0, 1000, 1, 10, 1); +#endif + property_add_bool (Popups, _("Show Popup:"), _("If the popup menu is enabled")); + property_add_int_range (NumPages, _("Number of Pages:"), + _("The number of notebook pages"), + 1, 100, 1, 10, 1); +} + + + +/* + * 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_notebook_get_properties (GtkWidget * widget, GbWidgetGetArgData * data) +{ + gint tab_pos, i; + + gb_widget_output_bool (data, ShowTabs, GTK_NOTEBOOK (widget)->show_tabs); + gb_widget_output_bool (data, ShowBorder, GTK_NOTEBOOK (widget)->show_border); + + tab_pos = GTK_NOTEBOOK (widget)->tab_pos; + for (i = 0; i < sizeof (GbTabPosValues) / sizeof (GbTabPosValues[0]); i++) + { + if (GbTabPosValues[i] == tab_pos) + gb_widget_output_choice (data, TabPos, i, GbTabPosSymbols[i]); + } + + gb_widget_output_bool (data, Scrollable, GTK_NOTEBOOK (widget)->scrollable); + +#if 0 +/* These seem to be deprecated. */ + gb_widget_output_int (data, TabHBorder, GTK_NOTEBOOK (widget)->tab_hborder); + gb_widget_output_int (data, TabVBorder, GTK_NOTEBOOK (widget)->tab_vborder); +#endif + + gb_widget_output_bool (data, Popups, + (GTK_NOTEBOOK (widget)->menu) ? TRUE : FALSE); + + /* Don't save the number of pages. */ + if (data->action != GB_SAVING) + gb_widget_output_int (data, NumPages, + g_list_length (GTK_NOTEBOOK (widget)->children)); +} + + + +/* + * 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_notebook_set_properties (GtkWidget * widget, GbWidgetSetArgData * data) +{ + gboolean show_tabs, show_border, scrollable, popups; + gchar *tab_pos; + gint i, num_pages; + GtkWidget *new_label; + + show_tabs = gb_widget_input_bool (data, ShowTabs); + if (data->apply) + gtk_notebook_set_show_tabs (GTK_NOTEBOOK (widget), show_tabs); + + show_border = gb_widget_input_bool (data, ShowBorder); + if (data->apply) + gtk_notebook_set_show_border (GTK_NOTEBOOK (widget), show_border); + + tab_pos = gb_widget_input_choice (data, TabPos); + if (data->apply) + { + for (i = 0; i < sizeof (GbTabPosValues) / sizeof (GbTabPosValues[0]); i + ++) + { + if (!strcmp (tab_pos, GbTabPosChoices[i]) + || !strcmp (tab_pos, GbTabPosSymbols[i])) + { + gtk_notebook_set_tab_pos (GTK_NOTEBOOK (widget), GbTabPosValues + [i]); + break; + } + } + } + + scrollable = gb_widget_input_bool (data, Scrollable); + if (data->apply) + gtk_notebook_set_scrollable (GTK_NOTEBOOK (widget), scrollable); + +#if 0 +/* These seem to be deprecated. */ + tab_border = gb_widget_input_int (data, TabHBorder); + if (data->apply) + gtk_notebook_set_tab_hborder (GTK_NOTEBOOK (widget), tab_border); + + tab_border = gb_widget_input_int (data, TabVBorder); + if (data->apply) + gtk_notebook_set_tab_vborder (GTK_NOTEBOOK (widget), tab_border); +#endif + + popups = gb_widget_input_bool (data, Popups); + if (data->apply) + { + if (popups) + gtk_notebook_popup_enable (GTK_NOTEBOOK (widget)); + else + gtk_notebook_popup_disable (GTK_NOTEBOOK (widget)); + } + + /* Don't adjust the size of a notebook if loading a project + * as it is handled by other routines. */ + if (data->action != GB_LOADING) + { + num_pages = gb_widget_input_int (data, NumPages); + if (data->apply) + { + if (num_pages != g_list_length (GTK_NOTEBOOK (widget)->children)) + { + if (num_pages > g_list_length (GTK_NOTEBOOK (widget)->children)) + { + while (num_pages > g_list_length (GTK_NOTEBOOK (widget)->children)) + { + new_label = gb_notebook_new_tab_label (); + gtk_notebook_append_page (GTK_NOTEBOOK (widget), + editor_new_placeholder (), + new_label); + tree_add_widget (new_label); + } + } + else + { + while (num_pages < g_list_length (GTK_NOTEBOOK (widget)->children)) + { + gtk_notebook_remove_page (GTK_NOTEBOOK (widget), + num_pages); + } + } + } + } + } +} + + + +static void +gb_notebook_next_page (GtkWidget * menuitem, GtkNotebook * notebook) +{ + gtk_notebook_next_page (notebook); +} + +static void +gb_notebook_prev_page (GtkWidget * menuitem, GtkNotebook * notebook) +{ + gtk_notebook_prev_page (notebook); +} + +static void +gb_notebook_switch_prev (GtkWidget *menuitem, GtkNotebook *notebook) +{ + GtkWidget *child; + gint current_page; + + current_page = gtk_notebook_get_current_page (notebook); + child = gtk_notebook_get_nth_page (GTK_NOTEBOOK (notebook), current_page); + + if (child) + { + gtk_notebook_reorder_child (notebook, child, current_page - 1); + } +} + +static void +gb_notebook_switch_next (GtkWidget *menuitem, GtkNotebook *notebook) +{ + GtkWidget *child; + gint current_page; + + current_page = gtk_notebook_get_current_page (notebook); + child = gtk_notebook_get_nth_page (GTK_NOTEBOOK (notebook), current_page); + + if (child) + { + gtk_notebook_reorder_child (notebook, child, current_page + 1); + } +} + +static void +gb_notebook_insert_next (GtkWidget *menuitem, GtkNotebook *notebook) +{ + gint current_page; + GtkWidget *new_label; + + current_page = gtk_notebook_get_current_page (notebook); + + new_label = gb_notebook_new_tab_label (); + gtk_notebook_insert_page (notebook, editor_new_placeholder (), + new_label, current_page + 1); + tree_add_widget (new_label); + gb_notebook_update_num_pages (notebook); +} + +static void +gb_notebook_insert_prev (GtkWidget *menuitem, GtkNotebook *notebook) +{ + gint current_page; + GtkWidget *new_label; + + current_page = gtk_notebook_get_current_page (notebook); + + new_label = gb_notebook_new_tab_label (); + gtk_notebook_insert_page (notebook, editor_new_placeholder (), + new_label, current_page); + tree_add_widget (new_label); + gb_notebook_update_num_pages (notebook); +} + +static void +gb_notebook_delete_page (GtkWidget *menuitem, GtkNotebook *notebook) +{ + gtk_notebook_remove_page (notebook, + gtk_notebook_get_current_page (notebook)); + gb_notebook_update_num_pages (notebook); +} + + +/* This updates the number of pages property, if the notebook's properties are + currently shown. */ +static void +gb_notebook_update_num_pages (GtkNotebook *notebook) +{ + if (property_get_widget () == GTK_WIDGET (notebook)) + { + property_set_auto_apply (FALSE); + property_set_int (NumPages, g_list_length (notebook->children)); + property_set_auto_apply (TRUE); + } +} + +/* + * Adds menu items to a context menu which is just about to appear! + * Add commands to aid in editing a GtkNotebook, with signals pointing to + * other functions in this file. + */ +static void +gb_notebook_create_popup_menu (GtkWidget * widget, GbWidgetCreateMenuData * data) +{ + GtkWidget *menuitem; + gint current_page, num_pages; + + current_page = gtk_notebook_get_current_page (GTK_NOTEBOOK (widget)); + num_pages = g_list_length (GTK_NOTEBOOK (widget)->children); + + menuitem = gtk_menu_item_new_with_label (_("Previous Page")); + gtk_widget_show (menuitem); + if (current_page == 0) + gtk_widget_set_sensitive (menuitem, FALSE); + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_prev_page), GTK_NOTEBOOK (widget)); + + menuitem = gtk_menu_item_new_with_label (_("Next Page")); + gtk_widget_show (menuitem); + if (current_page == num_pages - 1) + gtk_widget_set_sensitive (menuitem, FALSE); + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_next_page), GTK_NOTEBOOK (widget)); + + menuitem = gtk_menu_item_new_with_label (_("Delete Page")); + gtk_widget_show (menuitem); + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_delete_page), GTK_NOTEBOOK (widget)); + + menuitem = gtk_menu_item_new_with_label (_("Switch Next")); + gtk_widget_show (menuitem); + if (current_page == num_pages - 1) + gtk_widget_set_sensitive (menuitem, FALSE); + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_switch_next), GTK_NOTEBOOK (widget)); + + menuitem = gtk_menu_item_new_with_label (_("Switch Previous")); + gtk_widget_show (menuitem); + if (current_page == 0) + gtk_widget_set_sensitive (menuitem, FALSE); + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_switch_prev), GTK_NOTEBOOK (widget)); + + menuitem = gtk_menu_item_new_with_label (_("Insert Page After")); + gtk_widget_show (menuitem); + /* if (current_page == num_pages - 1) + gtk_widget_set_sensitive (menuitem, FALSE);*/ + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_insert_next), GTK_NOTEBOOK (widget)); + + menuitem = gtk_menu_item_new_with_label (_("Insert Page Before")); + gtk_widget_show (menuitem); + /*if (current_page == 0) + gtk_widget_set_sensitive (menuitem, FALSE);*/ + gtk_container_add (GTK_CONTAINER (data->menu), menuitem); + gtk_signal_connect (GTK_OBJECT (menuitem), "activate", + GTK_SIGNAL_FUNC (gb_notebook_insert_prev), GTK_NOTEBOOK (widget)); +} + + + +/* + * 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_notebook_write_source (GtkWidget * widget, GbWidgetWriteSourceData * data) +{ + gint i; + + if (data->create_widget) + { + source_add (data, " %s = gtk_notebook_new ();\n", data->wname); + } + + /* We reset the last_child index, so as the tab widgets are written out + they will start at page 0. */ + gtk_object_set_data (GTK_OBJECT (widget), "last_child", + GINT_TO_POINTER (-1)); + + gb_widget_write_standard_source (widget, data); + + if (!GTK_NOTEBOOK (widget)->show_tabs) + source_add (data, + " gtk_notebook_set_show_tabs (GTK_NOTEBOOK (%s), FALSE);\n", + data->wname); + if (!GTK_NOTEBOOK (widget)->show_border) + source_add (data, + " gtk_notebook_set_show_border (GTK_NOTEBOOK (%s), FALSE);\n", + data->wname); + if (GTK_NOTEBOOK (widget)->tab_pos != GTK_POS_TOP) + { + for (i = 0; i < sizeof (GbTabPosValues) / sizeof (GbTabPosValues[0]); i + ++) + { + if (GbTabPosValues[i] == GTK_NOTEBOOK (widget)->tab_pos) + source_add (data, + " gtk_notebook_set_tab_pos (GTK_NOTEBOOK (%s), %s);\n", + data->wname, GbTabPosSymbols[i]); + } + } + if (GTK_NOTEBOOK (widget)->scrollable) + source_add (data, + " gtk_notebook_set_scrollable (GTK_NOTEBOOK (%s), TRUE);\n", + data->wname); + +#if 0 +/* These seem to be deprecated. */ + if (GTK_NOTEBOOK (widget)->tab_hborder != 2) + source_add (data, + " gtk_notebook_set_tab_hborder (GTK_NOTEBOOK (%s), %i);\n", + data->wname, GTK_NOTEBOOK (widget)->tab_hborder); + if (GTK_NOTEBOOK (widget)->tab_vborder != 2) + source_add (data, + " gtk_notebook_set_tab_vborder (GTK_NOTEBOOK (%s), %i);\n", + data->wname, GTK_NOTEBOOK (widget)->tab_vborder); +#endif + + if (GTK_NOTEBOOK (widget)->menu) + source_add (data, + " gtk_notebook_popup_enable (GTK_NOTEBOOK (%s));\n", + data->wname); +} + + +/* + * Creates the child packing properties for children of this widget. + */ +void +gb_notebook_create_child_properties (GtkWidget * widget, + GbWidgetCreateChildArgData * data) +{ + property_add_int_range (ChildPosition, _("Position:"), + _("The page's position in the list of pages"), + 0, 10000, 1, 10, 1); + property_add_bool (ChildExpand, _("Expand:"), + _("Set True to let the tab expand")); + property_add_bool (ChildFill, _("Fill:"), + _("Set True to let the tab fill its allocated area")); + property_add_bool (ChildPack, _("Pack Start:"), + _("Set True to pack the tab at the start of the notebook")); + property_add_string (ChildMenuLabel, _("Menu Label:"), + _("The text to display in the popup menu")); +} + + +static gboolean +gb_notebook_get_child_info (GtkNotebook *notebook, GtkWidget *child, + GtkWidget **notebook_child, + GtkWidget **notebook_tab, + gint *position, gboolean *expand, gboolean *fill, + GtkPackType *pack_type) +{ + gint nchildren, page; + + nchildren = g_list_length (notebook->children); + + for (page = 0; page < nchildren; page++) + { + *notebook_child = gtk_notebook_get_nth_page (notebook, page); + *notebook_tab = gtk_notebook_get_tab_label (notebook, *notebook_child); + + if (*notebook_child == child || *notebook_tab == child) + { + gtk_notebook_query_tab_label_packing (notebook, *notebook_child, + expand, fill, pack_type); + *position = page; + return TRUE; + } + } + + return FALSE; +} + + +void +gb_notebook_get_child_properties (GtkWidget *widget, GtkWidget *child, + GbWidgetGetArgData *data) +{ + GtkWidget *notebook_child, *notebook_tab; + gboolean expand, fill; + gint position; + GtkPackType pack_type; + const gchar *menu_label; + + /* If we can't find the child, output a warning and return. */ + if (!gb_notebook_get_child_info (GTK_NOTEBOOK (widget), child, + ¬ebook_child, ¬ebook_tab, + &position, &expand, &fill, &pack_type)) + { + g_warning ("Notebook child not found"); + return; + } + + /* If we are saving, we save the packing properties with the main child + widget, and not with the tab label. But we show the packing properties + for the tab label as well, as that is easier for the user. + For the tab label we save the special "type" packing property. */ + if (data->action == GB_SAVING && child == notebook_tab) + { + save_start_tag (data, "packing"); + gb_widget_output_string (data, "type", "tab"); + save_end_tag (data, "packing"); + return; + } + + if (data->action == GB_SAVING) + save_start_tag (data, "packing"); + + if (data->action == GB_SHOWING) + gb_widget_output_int (data, ChildPosition, position); + + gb_widget_output_bool (data, ChildExpand, expand); + gb_widget_output_bool (data, ChildFill, fill); + + if (data->action == GB_SAVING) + { + /* Save pack type as an enum symbol rather than a bool */ + if (pack_type == GTK_PACK_END) + { + gb_widget_output_string (data, ChildPack, "GTK_PACK_END"); + } + } + else + { + gb_widget_output_bool (data, ChildPack, pack_type == GTK_PACK_START); + } + + menu_label = gtk_notebook_get_menu_label_text (GTK_NOTEBOOK (widget), + notebook_child); + gb_widget_output_translatable_string (data, ChildMenuLabel, menu_label); + + if (data->action == GB_SAVING) + save_end_tag (data, "packing"); +} + + +/* Applies or loads the child properties of a child of a hbox/vbox. */ +void +gb_notebook_set_child_properties (GtkWidget *widget, GtkWidget *child, + GbWidgetSetArgData *data) +{ + GtkWidget *notebook_child, *notebook_tab; + gint position, old_position; + gboolean expand, fill, pack, set_child_packing = FALSE; + gboolean old_expand, old_fill; + GtkPackType old_pack_type; + char *menu_label; + + /* If we can't find the child, output a warning and return. */ + if (!gb_notebook_get_child_info (GTK_NOTEBOOK (widget), child, + ¬ebook_child, ¬ebook_tab, + &old_position, &old_expand, &old_fill, + &old_pack_type)) + { + g_warning ("Notebook child not found"); + return; + } + + /* If we are loading, don't set the packing properties for the tab. */ + if (data->action == GB_LOADING && child == notebook_tab) + return; + + position = gb_widget_input_int (data, ChildPosition); + if (data->apply) + { + gtk_notebook_reorder_child (GTK_NOTEBOOK (widget), notebook_child, + position); + } + + expand = gb_widget_input_bool (data, ChildExpand); + if (data->apply) + set_child_packing = TRUE; + else + expand = old_expand; + + fill = gb_widget_input_bool (data, ChildFill); + if (data->apply) + set_child_packing = TRUE; + else + fill = old_fill; + + if (data->action == GB_APPLYING) + { + pack = gb_widget_input_bool (data, ChildPack); + } + else + { + gchar *pack_symbol = gb_widget_input_string (data, ChildPack); + pack = pack_symbol && !strcmp (pack_symbol, "GTK_PACK_START"); + } + if (data->apply) + set_child_packing = TRUE; + else + pack = (old_pack_type == GTK_PACK_START) ? TRUE : FALSE; + + if (set_child_packing) + gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK (widget), notebook_child, + expand, fill, + pack ? GTK_PACK_START : GTK_PACK_END); + + menu_label = gb_widget_input_string (data, ChildMenuLabel); + if (data->apply) + { + gtk_notebook_set_menu_label_text (GTK_NOTEBOOK (widget), notebook_child, + menu_label); + } +} + +/* Outputs source to add a child widget to a GtkNotebook. */ +static void +gb_notebook_write_add_child_source (GtkWidget * parent, + const gchar *parent_name, + GtkWidget *child, + GbWidgetWriteSourceData * data) +{ + GtkWidget *notebook_child, *notebook_tab; + gboolean expand, fill; + gint position; + GtkPackType pack_type; + + if (!gb_notebook_get_child_info (GTK_NOTEBOOK (parent), child, + ¬ebook_child, ¬ebook_tab, + &position, &expand, &fill, &pack_type)) + { + g_warning ("Notebook child not found"); + return; + } + + /* See if this is a notebook tab widget. */ + if (child == notebook_tab) + { + /* We store the last tab written in 'last_child' */ + gint col = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (parent), + "last_child")); + /* We use the special function to add the tab to the notebook. */ + source_add (data, + " gtk_notebook_set_tab_label (GTK_NOTEBOOK (%s), gtk_notebook_get_nth_page (GTK_NOTEBOOK (%s), %i), %s);\n", + parent_name, parent_name, col + 1, data->wname); + + gtk_object_set_data (GTK_OBJECT (parent), "last_child", + GINT_TO_POINTER (col + 1)); + } + else + { + const gchar *menu_label; + + source_add (data, " gtk_container_add (GTK_CONTAINER (%s), %s);\n", + parent_name, data->wname); + + /* Set the packing properties, if different to the defaults. */ + if (expand || !fill || pack_type != GTK_PACK_START) + { + source_add (data, + " gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK (%s), %s,\n" + " %s, %s, %s);\n", + parent_name, data->wname, + expand ? "TRUE" : "FALSE", + fill ? "TRUE" : "FALSE", + pack_type == GTK_PACK_START ? "GTK_PACK_START" : "GTK_PACK_END"); + } + + menu_label = gtk_notebook_get_menu_label_text (GTK_NOTEBOOK (parent), + notebook_child); + if (menu_label && *menu_label) + { + gboolean translatable, context; + gchar *comments; + + glade_util_get_translation_properties (notebook_child, + ChildMenuLabel, &translatable, + &comments, &context); + source_add_translator_comments (data, translatable, comments); + + source_add (data, + " gtk_notebook_set_menu_label_text (GTK_NOTEBOOK (%s), %s, %s);\n", + parent_name, data->wname, + source_make_string_full (menu_label, data->use_gettext && translatable, context)); + } + } +} + + +/* + * 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_notebook_init () +{ + /* Initialise the GTK type */ + volatile GtkType type; + type = gtk_notebook_get_type (); + + /* Initialize the GbWidget structure */ + gb_widget_init_struct (&gbwidget); + + /* Fill in the pixmap struct & tooltip */ + gbwidget.pixmap_struct = notebook_xpm; + gbwidget.tooltip = _("Notebook"); + + /* Fill in any functions that this GbWidget has */ + gbwidget.gb_widget_new = gb_notebook_new; + gbwidget.gb_widget_add_child = gb_notebook_add_child; + + gbwidget.gb_widget_create_properties = gb_notebook_create_properties; + gbwidget.gb_widget_get_properties = gb_notebook_get_properties; + gbwidget.gb_widget_set_properties = gb_notebook_set_properties; + gbwidget.gb_widget_write_source = gb_notebook_write_source; + gbwidget.gb_widget_create_child_properties = gb_notebook_create_child_properties; + gbwidget.gb_widget_get_child_properties = gb_notebook_get_child_properties; + gbwidget.gb_widget_set_child_properties = gb_notebook_set_child_properties; + gbwidget.gb_widget_write_add_child_source = gb_notebook_write_add_child_source; + gbwidget.gb_widget_create_popup_menu = gb_notebook_create_popup_menu; + + return &gbwidget; +} |