xed/xed/xed-documents-panel.c

761 lines
21 KiB
C

/*
* xed-documents-panel.c
* This file is part of xed
*
* Copyright (C) 2005 - Paolo Maggi
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/*
* Modified by the xed Team, 2005. See the AUTHORS file for a
* list of people on the xed Team.
* See the ChangeLog files for a list of changes.
*
* $Id$
*/
#include <config.h>
#include <glib/gi18n.h>
#include "xed-documents-panel.h"
#include "xed-utils.h"
#include "xed-notebook.h"
#define XED_DOCUMENTS_PANEL_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), \
XED_TYPE_DOCUMENTS_PANEL, \
XedDocumentsPanelPrivate))
struct _XedDocumentsPanelPrivate
{
XedWindow *window;
GtkWidget *treeview;
GtkTreeModel *model;
guint adding_tab : 1;
guint is_reodering : 1;
};
G_DEFINE_TYPE (XedDocumentsPanel, xed_documents_panel, GTK_TYPE_BOX)
enum
{
PROP_0,
PROP_WINDOW
};
enum
{
PIXBUF_COLUMN,
NAME_COLUMN,
TAB_COLUMN,
N_COLUMNS
};
#define MAX_DOC_NAME_LENGTH 60
static gchar *
tab_get_name (XedTab *tab)
{
XedDocument *doc;
gchar *name;
gchar *docname;
gchar *tab_name;
g_return_val_if_fail (XED_IS_TAB (tab), NULL);
doc = xed_tab_get_document (tab);
name = xed_document_get_short_name_for_display (doc);
/* Truncate the name so it doesn't get insanely wide. */
docname = xed_utils_str_middle_truncate (name, MAX_DOC_NAME_LENGTH);
if (gtk_text_buffer_get_modified (GTK_TEXT_BUFFER (doc)))
{
if (xed_document_get_readonly (doc))
{
tab_name = g_markup_printf_escaped ("<i>%s</i> [<i>%s</i>]", docname, _("Read-Only"));
}
else
{
tab_name = g_markup_printf_escaped ("<i>%s</i>", docname);
}
}
else
{
if (xed_document_get_readonly (doc))
{
tab_name = g_markup_printf_escaped ("%s [<i>%s</i>]", docname, _("Read-Only"));
}
else
{
tab_name = g_markup_escape_text (docname, -1);
}
}
g_free (docname);
g_free (name);
return tab_name;
}
static void
get_iter_from_tab (XedDocumentsPanel *panel,
XedTab *tab,
GtkTreeIter *iter)
{
gint num;
GtkWidget *nb;
GtkTreePath *path;
nb = _xed_window_get_notebook (panel->priv->window);
num = gtk_notebook_page_num (GTK_NOTEBOOK (nb), GTK_WIDGET (tab));
path = gtk_tree_path_new_from_indices (num, -1);
gtk_tree_model_get_iter (panel->priv->model, iter, path);
gtk_tree_path_free (path);
}
static void
window_active_tab_changed (XedWindow *window,
XedTab *tab,
XedDocumentsPanel *panel)
{
g_return_if_fail (tab != NULL);
if (!_xed_window_is_removing_tabs (window))
{
GtkTreeIter iter;
GtkTreeSelection *selection;
get_iter_from_tab (panel, tab, &iter);
if (gtk_list_store_iter_is_valid (GTK_LIST_STORE (panel->priv->model), &iter))
{
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
gtk_tree_selection_select_iter (selection, &iter);
}
}
}
static void
refresh_list (XedDocumentsPanel *panel)
{
/* TODO: refresh the list only if the panel is visible */
GList *tabs;
GList *l;
GtkWidget *nb;
GtkListStore *list_store;
XedTab *active_tab;
/* g_debug ("refresh_list"); */
list_store = GTK_LIST_STORE (panel->priv->model);
gtk_list_store_clear (list_store);
active_tab = xed_window_get_active_tab (panel->priv->window);
nb = _xed_window_get_notebook (panel->priv->window);
tabs = gtk_container_get_children (GTK_CONTAINER (nb));
l = tabs;
panel->priv->adding_tab = TRUE;
while (l != NULL)
{
GdkPixbuf *pixbuf;
gchar *name;
GtkTreeIter iter;
name = tab_get_name (XED_TAB (l->data));
pixbuf = _xed_tab_get_icon (XED_TAB (l->data));
/* Add a new row to the model */
gtk_list_store_append (list_store, &iter);
gtk_list_store_set (list_store, &iter,
PIXBUF_COLUMN, pixbuf,
NAME_COLUMN, name,
TAB_COLUMN, l->data,
-1);
g_free (name);
if (pixbuf != NULL)
{
g_object_unref (pixbuf);
}
if (l->data == active_tab)
{
GtkTreeSelection *selection;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
gtk_tree_selection_select_iter (selection, &iter);
}
l = g_list_next (l);
}
panel->priv->adding_tab = FALSE;
g_list_free (tabs);
}
static void
sync_name_and_icon (XedTab *tab,
GParamSpec *pspec,
XedDocumentsPanel *panel)
{
GdkPixbuf *pixbuf;
gchar *name;
GtkTreeIter iter;
get_iter_from_tab (panel, tab, &iter);
name = tab_get_name (tab);
pixbuf = _xed_tab_get_icon (tab);
gtk_list_store_set (GTK_LIST_STORE (panel->priv->model), &iter,
PIXBUF_COLUMN, pixbuf,
NAME_COLUMN, name,
TAB_COLUMN, tab,
-1);
g_free (name);
if (pixbuf != NULL)
{
g_object_unref (pixbuf);
}
}
static void
window_tab_removed (XedWindow *window,
XedTab *tab,
XedDocumentsPanel *panel)
{
g_signal_handlers_disconnect_by_func (tab, G_CALLBACK (sync_name_and_icon), panel);
if (_xed_window_is_removing_tabs (window))
{
gtk_list_store_clear (GTK_LIST_STORE (panel->priv->model));
}
else
{
refresh_list (panel);
}
}
static void
window_tab_added (XedWindow *window,
XedTab *tab,
XedDocumentsPanel *panel)
{
GtkTreeIter iter;
GtkTreeIter sibling;
GdkPixbuf *pixbuf;
gchar *name;
g_signal_connect (tab, "notify::name", G_CALLBACK (sync_name_and_icon), panel);
g_signal_connect (tab, "notify::state", G_CALLBACK (sync_name_and_icon), panel);
get_iter_from_tab (panel, tab, &sibling);
panel->priv->adding_tab = TRUE;
if (gtk_list_store_iter_is_valid (GTK_LIST_STORE (panel->priv->model), &sibling))
{
gtk_list_store_insert_after (GTK_LIST_STORE (panel->priv->model), &iter, &sibling);
}
else
{
XedTab *active_tab;
gtk_list_store_append (GTK_LIST_STORE (panel->priv->model), &iter);
active_tab = xed_window_get_active_tab (panel->priv->window);
if (tab == active_tab)
{
GtkTreeSelection *selection;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
gtk_tree_selection_select_iter (selection, &iter);
}
}
name = tab_get_name (tab);
pixbuf = _xed_tab_get_icon (tab);
gtk_list_store_set (GTK_LIST_STORE (panel->priv->model), &iter,
PIXBUF_COLUMN, pixbuf,
NAME_COLUMN, name,
TAB_COLUMN, tab,
-1);
g_free (name);
if (pixbuf != NULL)
{
g_object_unref (pixbuf);
}
panel->priv->adding_tab = FALSE;
}
static void
window_tabs_reordered (XedWindow *window,
XedDocumentsPanel *panel)
{
if (panel->priv->is_reodering)
{
return;
}
refresh_list (panel);
}
static void
set_window (XedDocumentsPanel *panel,
XedWindow *window)
{
g_return_if_fail (panel->priv->window == NULL);
g_return_if_fail (XED_IS_WINDOW (window));
panel->priv->window = g_object_ref (window);
g_signal_connect (window, "tab_added", G_CALLBACK (window_tab_added), panel);
g_signal_connect (window, "tab_removed", G_CALLBACK (window_tab_removed), panel);
g_signal_connect (window, "tabs_reordered", G_CALLBACK (window_tabs_reordered), panel);
g_signal_connect (window, "active_tab_changed", G_CALLBACK (window_active_tab_changed), panel);
}
static void
treeview_cursor_changed (GtkTreeView *view,
XedDocumentsPanel *panel)
{
GtkTreeIter iter;
GtkTreeSelection *selection;
gpointer tab;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
{
gtk_tree_model_get (panel->priv->model, &iter,
TAB_COLUMN, &tab,
-1);
if (xed_window_get_active_tab (panel->priv->window) != tab)
{
xed_window_set_active_tab (panel->priv->window, XED_TAB (tab));
}
}
}
static void
xed_documents_panel_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
XedDocumentsPanel *panel = XED_DOCUMENTS_PANEL (object);
switch (prop_id)
{
case PROP_WINDOW:
set_window (panel, g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
xed_documents_panel_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
XedDocumentsPanel *panel = XED_DOCUMENTS_PANEL (object);
switch (prop_id)
{
case PROP_WINDOW:
g_value_set_object (value, XED_DOCUMENTS_PANEL_GET_PRIVATE (panel)->window);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
xed_documents_panel_finalize (GObject *object)
{
/* XedDocumentsPanel *tab = XED_DOCUMENTS_PANEL (object); */
/* TODO: disconnect signal with window */
G_OBJECT_CLASS (xed_documents_panel_parent_class)->finalize (object);
}
static void
xed_documents_panel_dispose (GObject *object)
{
XedDocumentsPanel *panel = XED_DOCUMENTS_PANEL (object);
if (panel->priv->window != NULL)
{
g_object_unref (panel->priv->window);
panel->priv->window = NULL;
}
G_OBJECT_CLASS (xed_documents_panel_parent_class)->dispose (object);
}
static void
xed_documents_panel_class_init (XedDocumentsPanelClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = xed_documents_panel_finalize;
object_class->dispose = xed_documents_panel_dispose;
object_class->get_property = xed_documents_panel_get_property;
object_class->set_property = xed_documents_panel_set_property;
g_object_class_install_property (object_class,
PROP_WINDOW,
g_param_spec_object ("window",
"Window",
"The XedWindow this XedDocumentsPanel is associated with",
XED_TYPE_WINDOW,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_type_class_add_private (object_class, sizeof (XedDocumentsPanelPrivate));
}
static GtkTreePath *
get_current_path (XedDocumentsPanel *panel)
{
gint num;
GtkWidget *nb;
GtkTreePath *path;
nb = _xed_window_get_notebook (panel->priv->window);
num = gtk_notebook_get_current_page (GTK_NOTEBOOK (nb));
path = gtk_tree_path_new_from_indices (num, -1);
return path;
}
static void
menu_position (GtkMenu *menu,
gint *x,
gint *y,
gboolean *push_in,
XedDocumentsPanel *panel)
{
GtkTreePath *path;
GdkRectangle rect;
gint wy;
GtkAllocation allocation;
GtkRequisition requisition;
GtkWidget *w;
w = panel->priv->treeview;
gtk_widget_get_allocation(w, &allocation);
path = get_current_path (panel);
gtk_tree_view_get_cell_area (GTK_TREE_VIEW (w), path, NULL, &rect);
wy = rect.y;
gdk_window_get_origin (gtk_widget_get_window (w), x, y);
gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &requisition);
if (gtk_widget_get_direction (w) == GTK_TEXT_DIR_RTL)
{
*x += allocation.x + allocation.width - requisition.width - 10;
}
else
{
*x += allocation.x + 10;
}
wy = MAX (*y + 5, *y + wy + 5);
wy = MIN (wy, *y + allocation.height - requisition.height - 5);
*y = wy;
*push_in = TRUE;
}
static gboolean
show_popup_menu (XedDocumentsPanel *panel,
GdkEventButton *event)
{
GtkWidget *menu;
menu = gtk_ui_manager_get_widget (xed_window_get_ui_manager (panel->priv->window), "/NotebookPopup");
g_return_val_if_fail (menu != NULL, FALSE);
if (event != NULL)
{
gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
NULL, NULL,
event->button, event->time);
}
else
{
gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
(GtkMenuPositionFunc) menu_position, panel,
0, gtk_get_current_event_time ());
gtk_menu_shell_select_first (GTK_MENU_SHELL (menu), FALSE);
}
return TRUE;
}
static gboolean
panel_button_press_event (GtkTreeView *treeview,
GdkEventButton *event,
XedDocumentsPanel *panel)
{
if ((GDK_BUTTON_PRESS == event->type) && (3 == event->button))
{
GtkTreePath* path = NULL;
if (event->window == gtk_tree_view_get_bin_window (treeview))
{
/* Change the cursor position */
if (gtk_tree_view_get_path_at_pos (treeview,
event->x, event->y,
&path, NULL,
NULL, NULL))
{
gtk_tree_view_set_cursor (treeview, path, NULL, FALSE);
gtk_tree_path_free (path);
/* A row exists at mouse position */
return show_popup_menu (panel, event);
}
}
}
return FALSE;
}
static gboolean
panel_popup_menu (GtkWidget *treeview,
XedDocumentsPanel *panel)
{
/* Only respond if the treeview is the actual focus */
if (gtk_window_get_focus (GTK_WINDOW (panel->priv->window)) == treeview)
{
return show_popup_menu (panel, NULL);
}
return FALSE;
}
static gboolean
treeview_query_tooltip (GtkWidget *widget,
gint x,
gint y,
gboolean keyboard_tip,
GtkTooltip *tooltip,
gpointer data)
{
GtkTreeIter iter;
GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
GtkTreePath *path = NULL;
gpointer *tab;
gchar *tip;
if (keyboard_tip)
{
gtk_tree_view_get_cursor (tree_view, &path, NULL);
if (path == NULL)
{
return FALSE;
}
}
else
{
gint bin_x, bin_y;
gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, x, y, &bin_x, &bin_y);
if (!gtk_tree_view_get_path_at_pos (tree_view,
bin_x, bin_y,
&path, NULL,
NULL, NULL))
{
return FALSE;
}
}
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, TAB_COLUMN, &tab, -1);
tip = _xed_tab_get_tooltips (XED_TAB (tab));
gtk_tooltip_set_markup (tooltip, tip);
g_free (tip);
gtk_tree_path_free (path);
return TRUE;
}
static void
treeview_row_inserted (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter,
XedDocumentsPanel *panel)
{
XedTab *tab;
gint *indeces;
GtkWidget *nb;
gint old_position;
gint new_position;
if (panel->priv->adding_tab)
{
return;
}
tab = xed_window_get_active_tab (panel->priv->window);
g_return_if_fail (tab != NULL);
panel->priv->is_reodering = TRUE;
indeces = gtk_tree_path_get_indices (path);
/* g_debug ("New Index: %d (path: %s)", indeces[0], gtk_tree_path_to_string (path));*/
nb = _xed_window_get_notebook (panel->priv->window);
new_position = indeces[0];
old_position = gtk_notebook_page_num (GTK_NOTEBOOK (nb), GTK_WIDGET (tab));
if (new_position > old_position)
{
new_position = MAX (0, new_position - 1);
}
xed_notebook_reorder_tab (XED_NOTEBOOK (nb), tab, new_position);
panel->priv->is_reodering = FALSE;
}
static void
xed_documents_panel_init (XedDocumentsPanel *panel)
{
GtkWidget *sw;
GtkTreeViewColumn *column;
GtkCellRenderer *cell;
GtkTreeSelection *selection;
panel->priv = XED_DOCUMENTS_PANEL_GET_PRIVATE (panel);
panel->priv->adding_tab = FALSE;
panel->priv->is_reodering = FALSE;
gtk_orientable_set_orientation (GTK_ORIENTABLE (panel), GTK_ORIENTATION_VERTICAL);
/* Create the scrolled window */
sw = gtk_scrolled_window_new (NULL, NULL);
g_return_if_fail (sw != NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_widget_show (sw);
gtk_box_pack_start (GTK_BOX (panel), sw, TRUE, TRUE, 0);
/* Create the empty model */
panel->priv->model = GTK_TREE_MODEL (gtk_list_store_new (N_COLUMNS,
GDK_TYPE_PIXBUF,
G_TYPE_STRING,
G_TYPE_POINTER));
/* Create the treeview */
panel->priv->treeview = gtk_tree_view_new_with_model (panel->priv->model);
g_object_unref (G_OBJECT (panel->priv->model));
gtk_container_add (GTK_CONTAINER (sw), panel->priv->treeview);
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (panel->priv->treeview), FALSE);
gtk_tree_view_set_reorderable (GTK_TREE_VIEW (panel->priv->treeview), TRUE);
/* Disable search because each time the selection is changed, the
active tab is changed which focusses the view, and thus would remove
the search entry, rendering it useless */
gtk_tree_view_set_enable_search (GTK_TREE_VIEW (panel->priv->treeview), FALSE);
/* Disable focus so it doesn't steel focus each time from the view */
gtk_widget_set_can_focus (panel->priv->treeview, FALSE);
g_object_set (panel->priv->treeview, "has-tooltip", TRUE, NULL);
gtk_widget_show (panel->priv->treeview);
column = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (column, _("Documents"));
cell = gtk_cell_renderer_pixbuf_new ();
gtk_tree_view_column_pack_start (column, cell, FALSE);
gtk_tree_view_column_add_attribute (column, cell, "pixbuf", PIXBUF_COLUMN);
cell = gtk_cell_renderer_text_new ();
gtk_tree_view_column_pack_start (column, cell, TRUE);
gtk_tree_view_column_add_attribute (column, cell, "markup", NAME_COLUMN);
gtk_tree_view_append_column (GTK_TREE_VIEW (panel->priv->treeview), column);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
g_signal_connect (panel->priv->treeview, "cursor_changed", G_CALLBACK (treeview_cursor_changed), panel);
g_signal_connect (panel->priv->treeview, "button-press-event", G_CALLBACK (panel_button_press_event), panel);
g_signal_connect (panel->priv->treeview, "popup-menu", G_CALLBACK (panel_popup_menu), panel);
g_signal_connect (panel->priv->treeview, "query-tooltip", G_CALLBACK (treeview_query_tooltip), NULL);
g_signal_connect (panel->priv->model, "row-inserted", G_CALLBACK (treeview_row_inserted), panel);
}
GtkWidget *
xed_documents_panel_new (XedWindow *window)
{
g_return_val_if_fail (XED_IS_WINDOW (window), NULL);
return GTK_WIDGET (g_object_new (XED_TYPE_DOCUMENTS_PANEL,
"window", window,
NULL));
}