xed/gedit/gedit-documents-panel.c

829 lines
18 KiB
C
Executable File

/*
* gedit-documents-panel.c
* This file is part of gedit
*
* 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., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the gedit Team, 2005. See the AUTHORS file for a
* list of people on the gedit Team.
* See the ChangeLog files for a list of changes.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gedit-documents-panel.h"
#include "gedit-utils.h"
#include "gedit-notebook.h"
#include <glib/gi18n.h>
#define GEDIT_DOCUMENTS_PANEL_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), \
GEDIT_TYPE_DOCUMENTS_PANEL, \
GeditDocumentsPanelPrivate))
struct _GeditDocumentsPanelPrivate
{
GeditWindow *window;
GtkWidget *treeview;
GtkTreeModel *model;
guint adding_tab : 1;
guint is_reodering : 1;
};
G_DEFINE_TYPE(GeditDocumentsPanel, gedit_documents_panel, GTK_TYPE_VBOX)
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 (GeditTab *tab)
{
GeditDocument *doc;
gchar *name;
gchar *docname;
gchar *tab_name;
g_return_val_if_fail (GEDIT_IS_TAB (tab), NULL);
doc = gedit_tab_get_document (tab);
name = gedit_document_get_short_name_for_display (doc);
/* Truncate the name so it doesn't get insanely wide. */
docname = gedit_utils_str_middle_truncate (name, MAX_DOC_NAME_LENGTH);
if (gtk_text_buffer_get_modified (GTK_TEXT_BUFFER (doc)))
{
if (gedit_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 (gedit_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 (GeditDocumentsPanel *panel, GeditTab *tab, GtkTreeIter *iter)
{
gint num;
GtkWidget *nb;
GtkTreePath *path;
nb = _gedit_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 (GeditWindow *window,
GeditTab *tab,
GeditDocumentsPanel *panel)
{
g_return_if_fail (tab != NULL);
if (!_gedit_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 (GeditDocumentsPanel *panel)
{
/* TODO: refresh the list only if the panel is visible */
GList *tabs;
GList *l;
GtkWidget *nb;
GtkListStore *list_store;
GeditTab *active_tab;
/* g_debug ("refresh_list"); */
list_store = GTK_LIST_STORE (panel->priv->model);
gtk_list_store_clear (list_store);
active_tab = gedit_window_get_active_tab (panel->priv->window);
nb = _gedit_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 (GEDIT_TAB (l->data));
pixbuf = _gedit_tab_get_icon (GEDIT_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 (GeditTab *tab,
GParamSpec *pspec,
GeditDocumentsPanel *panel)
{
GdkPixbuf *pixbuf;
gchar *name;
GtkTreeIter iter;
get_iter_from_tab (panel, tab, &iter);
name = tab_get_name (tab);
pixbuf = _gedit_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 (GeditWindow *window,
GeditTab *tab,
GeditDocumentsPanel *panel)
{
g_signal_handlers_disconnect_by_func (tab,
G_CALLBACK (sync_name_and_icon),
panel);
if (_gedit_window_is_removing_tabs (window))
gtk_list_store_clear (GTK_LIST_STORE (panel->priv->model));
else
refresh_list (panel);
}
static void
window_tab_added (GeditWindow *window,
GeditTab *tab,
GeditDocumentsPanel *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
{
GeditTab *active_tab;
gtk_list_store_append (GTK_LIST_STORE (panel->priv->model),
&iter);
active_tab = gedit_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 = _gedit_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 (GeditWindow *window,
GeditDocumentsPanel *panel)
{
if (panel->priv->is_reodering)
return;
refresh_list (panel);
}
static void
set_window (GeditDocumentsPanel *panel,
GeditWindow *window)
{
g_return_if_fail (panel->priv->window == NULL);
g_return_if_fail (GEDIT_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,
GeditDocumentsPanel *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 (gedit_window_get_active_tab (panel->priv->window) != tab)
{
gedit_window_set_active_tab (panel->priv->window,
GEDIT_TAB (tab));
}
}
}
static void
gedit_documents_panel_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GeditDocumentsPanel *panel = GEDIT_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
gedit_documents_panel_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GeditDocumentsPanel *panel = GEDIT_DOCUMENTS_PANEL (object);
switch (prop_id)
{
case PROP_WINDOW:
g_value_set_object (value,
GEDIT_DOCUMENTS_PANEL_GET_PRIVATE (panel)->window);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gedit_documents_panel_finalize (GObject *object)
{
/* GeditDocumentsPanel *tab = GEDIT_DOCUMENTS_PANEL (object); */
/* TODO: disconnect signal with window */
G_OBJECT_CLASS (gedit_documents_panel_parent_class)->finalize (object);
}
static void
gedit_documents_panel_dispose (GObject *object)
{
GeditDocumentsPanel *panel = GEDIT_DOCUMENTS_PANEL (object);
if (panel->priv->window != NULL)
{
g_object_unref (panel->priv->window);
panel->priv->window = NULL;
}
G_OBJECT_CLASS (gedit_documents_panel_parent_class)->dispose (object);
}
static void
gedit_documents_panel_class_init (GeditDocumentsPanelClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gedit_documents_panel_finalize;
object_class->dispose = gedit_documents_panel_dispose;
object_class->get_property = gedit_documents_panel_get_property;
object_class->set_property = gedit_documents_panel_set_property;
g_object_class_install_property (object_class,
PROP_WINDOW,
g_param_spec_object ("window",
"Window",
"The GeditWindow this GeditDocumentsPanel is associated with",
GEDIT_TYPE_WINDOW,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_type_class_add_private (object_class, sizeof (GeditDocumentsPanelPrivate));
}
static GtkTreePath *
get_current_path (GeditDocumentsPanel *panel)
{
gint num;
GtkWidget *nb;
GtkTreePath *path;
nb = _gedit_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,
GeditDocumentsPanel *panel)
{
GtkTreePath *path;
GdkRectangle rect;
gint wx, wy;
GtkRequisition requisition;
GtkWidget *w;
w = panel->priv->treeview;
path = get_current_path (panel);
gtk_tree_view_get_cell_area (GTK_TREE_VIEW (w),
path,
NULL,
&rect);
wx = rect.x;
wy = rect.y;
gdk_window_get_origin (w->window, x, y);
gtk_widget_size_request (GTK_WIDGET (menu), &requisition);
if (gtk_widget_get_direction (w) == GTK_TEXT_DIR_RTL)
{
*x += w->allocation.x + w->allocation.width - requisition.width - 10;
}
else
{
*x += w->allocation.x + 10;
}
wy = MAX (*y + 5, *y + wy + 5);
wy = MIN (wy, *y + w->allocation.height - requisition.height - 5);
*y = wy;
*push_in = TRUE;
}
static gboolean
show_popup_menu (GeditDocumentsPanel *panel,
GdkEventButton *event)
{
GtkWidget *menu;
menu = gtk_ui_manager_get_widget (gedit_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,
GeditDocumentsPanel *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,
GeditDocumentsPanel *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 = _gedit_tab_get_tooltips (GEDIT_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,
GeditDocumentsPanel *panel)
{
GeditTab *tab;
gint *indeces;
GtkWidget *nb;
gint old_position;
gint new_position;
if (panel->priv->adding_tab)
return;
tab = gedit_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 = _gedit_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);
gedit_notebook_reorder_tab (GEDIT_NOTEBOOK (nb),
tab,
new_position);
panel->priv->is_reodering = FALSE;
}
static void
gedit_documents_panel_init (GeditDocumentsPanel *panel)
{
GtkWidget *sw;
GtkTreeViewColumn *column;
GtkCellRenderer *cell;
GtkTreeSelection *selection;
panel->priv = GEDIT_DOCUMENTS_PANEL_GET_PRIVATE (panel);
panel->priv->adding_tab = FALSE;
panel->priv->is_reodering = FALSE;
/* 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_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw),
GTK_SHADOW_IN);
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);
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 *
gedit_documents_panel_new (GeditWindow *window)
{
g_return_val_if_fail (GEDIT_IS_WINDOW (window), NULL);
return GTK_WIDGET (g_object_new (GEDIT_TYPE_DOCUMENTS_PANEL,
"window", window,
NULL));
}