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Diffstat (limited to 'gedit/gedit-documents-panel.c')
| -rwxr-xr-x | gedit/gedit-documents-panel.c | 828 |
1 files changed, 828 insertions, 0 deletions
diff --git a/gedit/gedit-documents-panel.c b/gedit/gedit-documents-panel.c new file mode 100755 index 00000000..911654b2 --- /dev/null +++ b/gedit/gedit-documents-panel.c @@ -0,0 +1,828 @@ +/* + * 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)); +} |