midori/extensions/history-list.vala
2011-08-18 22:17:54 +02:00

578 lines
22 KiB
Vala

/*
Copyright (C) 2010-2011 André Stösel <andre@stoesel.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
using Gtk;
using Gdk;
using WebKit;
using Midori;
namespace HistoryList {
enum TabTreeCells {
TREE_CELL_PIXBUF,
TREE_CELL_STRING,
TREE_CELL_POINTER,
TREE_CELL_COUNT
}
enum TabClosingBehavior {
NONE,
LAST,
NEW
}
enum TabClosingBehaviorModel {
TEXT,
VALUE
}
private abstract class HistoryWindow : Gtk.Window {
public Midori.Browser browser { get; construct set; }
protected Gtk.TreeView? treeview = null;
public HistoryWindow (Midori.Browser browser) {
GLib.Object (type: Gtk.WindowType.POPUP,
window_position: Gtk.WindowPosition.CENTER,
browser: browser);
}
public virtual void walk (int step) {
Gtk.TreePath? path;
Gtk.TreeViewColumn? column;
this.treeview.get_cursor (out path, out column);
unowned int[] indices = path.get_indices ();
int new_index = indices[0] + step;
var model = this.treeview.get_model () as Gtk.ListStore;
while (new_index < 0 || new_index >= model.length)
new_index = new_index < 0 ? model.length + new_index : new_index - model.length;
path = new Gtk.TreePath.from_indices (new_index);
this.treeview.set_cursor (path, column, false);
}
public abstract void make_update ();
public abstract void clean_up ();
}
private class TabWindow : HistoryWindow {
protected Gtk.HBox? hbox;
protected Gtk.VBox? vbox;
protected bool is_dirty = false;
protected void store_append_row (GLib.PtrArray list, Gtk.ListStore store, out Gtk.TreeIter iter) {
for (var i = list.len; i > 0; i--) {
Midori.View view = list.index (i - 1) as Midori.View;
Gdk.Pixbuf? icon = null;
view.get ("icon", ref icon);
unowned string title = view.get_display_title ();
store.append (out iter);
store.set (iter, TabTreeCells.TREE_CELL_PIXBUF, icon,
TabTreeCells.TREE_CELL_STRING, title,
TabTreeCells.TREE_CELL_POINTER, view);
}
}
protected virtual void insert_rows (Gtk.ListStore store) {
Gtk.TreeIter iter;
unowned GLib.PtrArray list = this.browser.get_data<GLib.PtrArray> ("history-list-tab-history");
unowned GLib.PtrArray list_new = this.browser.get_data<GLib.PtrArray> ("history-list-tab-history-new");
store_append_row (list, store, out iter);
store_append_row (list_new, store, out iter);
}
public TabWindow (Midori.Browser browser) {
base (browser);
this.vbox = new Gtk.VBox (false, 1);
this.add (this.vbox);
this.hbox = new Gtk.HBox (false, 1);
var sw = new Gtk.ScrolledWindow (null, null);
sw.set_policy (PolicyType.NEVER , PolicyType.AUTOMATIC);
sw.set_shadow_type (ShadowType.ETCHED_IN);
this.hbox.pack_start (sw, true, true, 0);
var store = new Gtk.ListStore (TabTreeCells.TREE_CELL_COUNT,
typeof (Gdk.Pixbuf), typeof (string), typeof (void*));
this.insert_rows (store);
this.vbox.pack_start (this.hbox, true, true, 0);
this.treeview = new Gtk.TreeView.with_model (store);
this.treeview.set_fixed_height_mode (true);
sw.add (treeview);
this.treeview.set_model (store);
this.treeview.set ("headers-visible", false);
this.treeview.insert_column_with_attributes (
TabTreeCells.TREE_CELL_PIXBUF, "Icon",
new CellRendererPixbuf (), "pixbuf", 0);
this.treeview.insert_column_with_attributes (
TabTreeCells.TREE_CELL_STRING, "Title",
new CellRendererText (), "text", 1);
Requisition requisition;
int height;
int max_lines = 10;
this.treeview.size_request (out requisition);
if (store.length > max_lines) {
height = requisition.height / store.length * max_lines + 2;
} else {
height = requisition.height + 2;
}
sw.set_size_request (320, height);
this.show_all ();
}
public override void make_update () {
this.is_dirty = true;
Gtk.TreePath? path;
Gtk.TreeViewColumn? column;
this.treeview.get_cursor (out path, out column);
var model = this.treeview.get_model () as Gtk.ListStore;
Gtk.TreeIter iter;
unowned Midori.View? view = null;
model.get_iter (out iter, path);
model.get (iter, TabTreeCells.TREE_CELL_POINTER, out view);
this.browser.set ("tab", view);
}
public override void clean_up () {
if(this.is_dirty) {
Gtk.TreePath? path;
Gtk.TreeViewColumn? column;
this.treeview.get_cursor (out path, out column);
path = new Gtk.TreePath.from_indices (0);
this.treeview.set_cursor (path, column, false);
this.make_update ();
this.is_dirty = false;
}
}
}
private class NewTabWindow : TabWindow {
protected bool old_tabs = false;
protected bool first_step = true;
protected override void insert_rows (Gtk.ListStore store) {
Gtk.TreeIter iter;
unowned GLib.PtrArray list = this.browser.get_data<GLib.PtrArray> ("history-list-tab-history-new");
store_append_row (list, store, out iter);
if ((int)list.len == 0) {
this.old_tabs = true;
var label = new Gtk.Label (_("There are no unvisited tabs"));
this.vbox.pack_start (label, true, true, 0);
unowned GLib.PtrArray list_old = this.browser.get_data<GLib.PtrArray> ("history-list-tab-history");
store_append_row (list_old, store, out iter);
}
}
public override void walk (int step) {
if (this.first_step == false || step != 1) {
base.walk (step);
}
this.first_step = false;
}
public override void clean_up () {
if(this.is_dirty) {
if(this.old_tabs) {
base.clean_up ();
} else {
unowned GLib.PtrArray list = this.browser.get_data<GLib.PtrArray> ("history-list-tab-history");
Midori.View view = list.index (list.len - 1) as Midori.View;
this.browser.set ("tab", view);
}
}
}
public NewTabWindow (Midori.Browser browser) {
base (browser);
}
}
private class PreferencesDialog : Dialog {
protected Manager hl_manager;
protected ComboBox closing_behavior;
public PreferencesDialog (Manager manager) {
this.hl_manager = manager;
this.title = _("Preferences for %s").printf( _("History-List"));
this.has_separator = false;
this.border_width = 5;
this.set_modal (true);
this.set_default_size (350, 100);
this.create_widgets ();
this.response.connect (response_cb);
}
private void response_cb (Dialog source, int response_id) {
switch (response_id) {
case ResponseType.APPLY:
int value;
TreeIter iter;
this.closing_behavior.get_active_iter (out iter);
var model = this.closing_behavior.get_model ();
model.get (iter, TabClosingBehaviorModel.VALUE, out value);
this.hl_manager.set_integer ("TabClosingBehavior", value);
this.hl_manager.preferences_changed ();
this.destroy ();
break;
case ResponseType.CANCEL:
this.destroy ();
break;
}
}
private void create_widgets () {
ListStore model;
TreeIter iter;
TreeIter? active_iter = null;
var table = new Table (1, 2, true);
var renderer = new CellRendererText ();
var label = new Label ( _("Tab closing behavior"));
table.attach_defaults (label, 0, 1, 0, 1);
var tab_closing_behavior = this.hl_manager.get_integer ("TabClosingBehavior");
model = new ListStore (2, typeof (string), typeof (int));
model.append (out iter);
model.set (iter, TabClosingBehaviorModel.TEXT, _("Do nothing"),
TabClosingBehaviorModel.VALUE, TabClosingBehavior.NONE);
if (TabClosingBehavior.NONE == tab_closing_behavior)
active_iter = iter;
model.append (out iter);
model.set (iter, TabClosingBehaviorModel.TEXT, _("Switch to last viewed tab"),
TabClosingBehaviorModel.VALUE, TabClosingBehavior.LAST);
if (TabClosingBehavior.LAST == tab_closing_behavior)
active_iter = iter;
model.append (out iter);
model.set (iter, TabClosingBehaviorModel.TEXT, _("Switch to newest tab"),
TabClosingBehaviorModel.VALUE, TabClosingBehavior.NEW);
if (TabClosingBehavior.NEW == tab_closing_behavior)
active_iter = iter;
this.closing_behavior = new ComboBox.with_model (model);
this.closing_behavior.set_active_iter (active_iter);
this.closing_behavior.pack_start (renderer, true);
this.closing_behavior.set_attributes (renderer, "text", 0);
table.attach_defaults (this.closing_behavior, 1, 2, 0, 1);
this.vbox.pack_start (table, false, true, 0);
this.add_button (Gtk.STOCK_CANCEL, ResponseType.CANCEL);
this.add_button (Gtk.STOCK_APPLY, ResponseType.APPLY);
this.show_all ();
}
}
private class Manager : Midori.Extension {
public signal void preferences_changed ();
protected uint escKeyval;
protected uint modifier_count;
protected int closing_behavior;
protected HistoryWindow? history_window;
protected ulong[] tmp_sig_ids = new ulong[2];
protected bool ignoreNextChange = false;
public void preferences_changed_cb () {
this.closing_behavior = this.get_integer ("TabClosingBehavior");
}
public bool key_press (Gdk.EventKey event_key) {
if (event_key.is_modifier > 0) {
this.modifier_count++;
}
return false;
}
public bool key_release (Gdk.EventKey event_key, Browser browser) {
if (event_key.is_modifier > 0) {
this.modifier_count--;
}
if (this.modifier_count == 0 || event_key.keyval == this.escKeyval) {
browser.disconnect (this.tmp_sig_ids[0]);
browser.disconnect (this.tmp_sig_ids[1]);
if (this.modifier_count == 0) {
this.history_window.make_update ();
} else {
this.modifier_count = 0;
this.history_window.clean_up ();
}
this.history_window.destroy ();
this.history_window = null;
}
return false;
}
public void walk (Gtk.Action action, Browser browser, Type type, int step) {
Midori.View? view = null;
view = browser.get_data<Midori.View?> ("history-list-last-change");
if (view != null) {
this.tab_list_resort (browser, view);
browser.set_data<Midori.View?> ("history-list-last-change", null);
}
if (this.history_window == null || this.history_window.get_type () != type) {
if (this.history_window == null) {
this.modifier_count = Midori.Sokoke.gtk_action_count_modifiers (action);
this.tmp_sig_ids[0] = browser.key_press_event.connect ((ek) => {
return this.key_press (ek);
});
this.tmp_sig_ids[1] = browser.key_release_event.connect ((ek) => {
return this.key_release (ek, browser);
});
} else {
this.history_window.destroy ();
this.history_window = null;
}
/*
Bug: https://bugzilla.gnome.org/show_bug.cgi?id=618750
Code: this.history_window = (Gtk.Window) GLib.Object.new (type);
*/
if (type == typeof (TabWindow)) {
this.history_window = new TabWindow (browser);
} else if (type == typeof (NewTabWindow)) {
this.history_window = new NewTabWindow (browser);
}
}
var hw = this.history_window as HistoryWindow;
hw.walk (step);
}
public void special_function (Gtk.Action action, Browser browser) {
if (this.history_window != null) {
this.ignoreNextChange = true;
this.history_window.make_update ();
}
}
void browser_added (Midori.Browser browser) {
ulong sidTabNext, sidTabPrevious;
var acg = new Gtk.AccelGroup ();
browser.add_accel_group (acg);
var action_group = browser.get_action_group ();
Gtk.Action action;
action = action_group.get_action ("TabNext");
browser.block_action (action);
sidTabNext = action.activate.connect ((a) => {
this.walk (a, browser, typeof (TabWindow), 1);
});
action = action_group.get_action ("TabPrevious");
browser.block_action (action);
sidTabPrevious = action.activate.connect ((a) => {
this.walk (a, browser, typeof (TabWindow), -1);
});
action = new Gtk.Action ("HistoryListNextNewTab",
_("Next new Tab (History List)"),
_("Next new tab from history"), null);
action.activate.connect ((a) => {
this.walk (a, browser, typeof (NewTabWindow), 1);
});
action_group.add_action_with_accel (action, "<Ctrl>1");
action.set_accel_group (acg);
action.connect_accelerator ();
action = new Gtk.Action ("HistoryListPreviousNewTab",
_("Previous new Tab (History List)"),
_("Previous new tab from history"), null);
action.activate.connect ((a) => {
this.walk (a, browser, typeof (NewTabWindow), -1);
});
action_group.add_action_with_accel (action, "<Ctrl>2");
action.set_accel_group (acg);
action.connect_accelerator ();
action = new Gtk.Action ("HistoryListSpecialFunction",
_("Display tab in background (History List)"),
_("Display the current selected tab in background"), null);
action.activate.connect ((a) => {
this.special_function (a, browser);
});
action_group.add_action_with_accel (action, "<Ctrl>3");
action.set_accel_group (acg);
action.connect_accelerator ();
browser.set_data<ulong> ("history-list-sid-tab-next", sidTabNext);
browser.set_data<ulong> ("history-list-sid-tab-previous", sidTabPrevious);
browser.set_data<GLib.PtrArray*> ("history-list-tab-history",
new GLib.PtrArray ());
browser.set_data<GLib.PtrArray*> ("history-list-tab-history-new",
new GLib.PtrArray ());
browser.set_data<Midori.View?> ("history-list-last-change", null);
foreach (var tab in browser.get_tabs ())
tab_added (browser, tab);
browser.add_tab.connect (tab_added);
browser.remove_tab.connect (tab_removed);
browser.notify["tab"].connect (this.tab_changed);
}
void browser_removed (Midori.Browser browser) {
string[] callbacks = { "HistoryListNextNewTab", "HistoryListPreviousNewTab",
"HistoryListSpecialFunction" };
ulong sidTabNext, sidTabPrevious;
sidTabNext = browser.get_data<ulong> ("history-list-sid-tab-next");
sidTabPrevious = browser.get_data<ulong> ("history-list-sid-tab-previous");
Gtk.Action action;
Gtk.ActionGroup action_group;
action_group = browser.get_action_group ();
action = action_group.get_action ("TabNext");
action.disconnect (sidTabNext);
browser.unblock_action (action);
action = action_group.get_action ("TabPrevious");
action.disconnect (sidTabPrevious);
browser.unblock_action (action);
for (int i = 0; i < callbacks.length; i++) {
action = action_group.get_action (callbacks[i]);
if (action != null)
action_group.remove_action (action);
}
browser.add_tab.disconnect (tab_added);
browser.remove_tab.disconnect (tab_removed);
browser.notify["tab"].disconnect (this.tab_changed);
}
void tab_added (Midori.Browser browser, Midori.View view) {
unowned GLib.PtrArray list = browser.get_data<GLib.PtrArray> ("history-list-tab-history-new");
list.add (view);
}
void tab_removed (Midori.Browser browser, Midori.View view) {
unowned GLib.PtrArray list = browser.get_data<GLib.PtrArray> ("history-list-tab-history");
unowned GLib.PtrArray list_new = browser.get_data<GLib.PtrArray> ("history-list-tab-history-new");
list.remove (view);
list_new.remove (view);
if (this.closing_behavior == TabClosingBehavior.LAST || this.closing_behavior == TabClosingBehavior.NEW) {
browser.set_data<Midori.View?> ("history-list-last-change", null);
if ((int) list.len > 0 || (int) list_new.len > 0) {
TabWindow hw;
if (this.closing_behavior == TabClosingBehavior.LAST)
hw = new TabWindow (browser);
else
hw = new NewTabWindow (browser);
hw.make_update ();
hw.destroy ();
}
}
}
void tab_changed (GLib.Object window, GLib.ParamSpec pspec) {
if(this.ignoreNextChange) {
this.ignoreNextChange = false;
} else {
Midori.Browser browser = window as Midori.Browser;
Midori.View view = null;
Midori.View last_view = null;
browser.get ("tab", ref view);
last_view = browser.get_data<Midori.View?> ("history-list-last-change");
if (last_view != null) {
this.tab_list_resort (browser, last_view);
}
browser.set_data<Midori.View?> ("history-list-last-change", view);
}
}
void tab_list_resort (Midori.Browser browser, Midori.View view) {
unowned GLib.PtrArray list = browser.get_data<GLib.PtrArray> ("history-list-tab-history");
unowned GLib.PtrArray list_new = browser.get_data<GLib.PtrArray> ("history-list-tab-history-new");
list.remove (view);
list_new.remove (view);
list.add (view);
}
void activated (Midori.App app) {
this.preferences_changed ();
foreach (var browser in app.get_browsers ())
browser_added (browser);
app.add_browser.connect (browser_added);
}
void deactivated () {
var app = get_app ();
foreach (var browser in app.get_browsers ())
browser_removed (browser);
app.add_browser.disconnect (browser_added);
}
void show_preferences () {
var dialog = new PreferencesDialog (this);
dialog.show ();
}
internal Manager () {
GLib.Object (name: _("History List"),
description: _("Move to the last used tab when switching or closing tabs"),
version: "0.4",
authors: "André Stösel <andre@stoesel.de>");
this.install_integer ("TabClosingBehavior", TabClosingBehavior.LAST);
this.activate.connect (activated);
this.deactivate.connect (deactivated);
this.open_preferences.connect (show_preferences);
this.preferences_changed.connect (preferences_changed_cb);
}
construct {
this.escKeyval = Gdk.keyval_from_name ("Escape");
}
}
}
public Midori.Extension extension_init () {
return new HistoryList.Manager ();
}