Re-implement History List extension in Vala

This commit is contained in:
André Stösel 2010-06-30 22:27:52 +02:00 committed by Christian Dywan
parent 28aa06366c
commit 07053d49a0
2 changed files with 255 additions and 423 deletions

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/*
Copyright (C) 2010 André Stösel <Midori-Plugin@PyIT.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;
enum TabTreeCells {
TREE_CELL_PIXBUF,
TREE_CELL_STRING,
TREE_CELL_POINTER,
TREE_CELL_COUNT
}
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 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 ();
}
private class TabWindow : HistoryWindow {
public TabWindow (Midori.Browser browser) {
base (browser);
var hbox = new Gtk.HBox (false, 1);
this.add (hbox);
var sw = new Gtk.ScrolledWindow (null, null);
sw.set_size_request (320, 20);
sw.set_policy (PolicyType.NEVER , PolicyType.AUTOMATIC);
sw.set_shadow_type (ShadowType.ETCHED_IN);
hbox.pack_start (sw, true, true, 0);
var store = new Gtk.ListStore (TabTreeCells.TREE_CELL_COUNT,
typeof (Gdk.Pixbuf), typeof (string), typeof (void*));
Gtk.TreeIter iter;
unowned GLib.PtrArray list = this.browser.get_data<GLib.PtrArray> ("history-list-tab-history");
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);
}
this.set_default_size (320, list.len > 10 ? 232 : (int) list.len * 23 + 2);
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);
this.show_all ();
}
public override void make_update () {
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);
}
}
private class HistoryList : Midori.Extension {
protected uint modifier_count;
protected HistoryWindow? history_window;
protected ulong[] tmp_sig_ids = new ulong[2];
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) {
browser.disconnect (this.tmp_sig_ids[0]);
browser.disconnect (this.tmp_sig_ids[1]);
this.history_window.make_update ();
this.history_window.destroy ();
this.history_window = null;
}
}
return false;
}
public void walk (Gtk.Action action, Browser browser, Type type, int step) {
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);
}
}
var hw = this.history_window as HistoryWindow;
hw.walk (step);
}
void browser_added (Midori.Browser browser) {
var acg = new Gtk.AccelGroup ();
browser.add_accel_group (acg);
var action_group = browser.get_action_group ();
Gtk.Action action;
action = new Gtk.Action ("HistoryListNextTab",
"Next Tab (HistoryList)", "Next tab from history", null);
action.activate.connect ((a) => {
this.walk (a, browser, typeof (TabWindow), 1);
});
action_group.add_action_with_accel (action, "<Ctrl>Tab");
action.set_accel_group (acg);
action.connect_accelerator ();
action = new Gtk.Action ("HistoryListPreviousTab",
"Previous Tab (HistoryList)", "Previous tab from history", null);
action.activate.connect ((a) => {
this.walk (a, browser, typeof (TabWindow), -1);
});
action_group.add_action_with_accel (action, "<Ctrl><Shift>Tab");
action.set_accel_group (acg);
action.connect_accelerator ();
browser.set_data<GLib.PtrArray*> ("history-list-tab-history",
new GLib.PtrArray ());
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 = { "HistoryListNextTab", "HistoryListPreviousTab" };
Gtk.ActionGroup action_group;
action_group = browser.get_action_group ();
for (int i = 0; i < callbacks.length; i++) {
Gtk.Action 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");
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");
list.remove (view);
}
void tab_changed (GLib.Object window, GLib.ParamSpec pspec) {
Midori.Browser browser = window as Midori.Browser;
Midori.View view = null;
browser.get ("tab", ref view);
unowned GLib.PtrArray list = browser.get_data<GLib.PtrArray> ("history-list-tab-history");
list.remove (view);
list.add (view);
}
void activated (Midori.App app) {
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);
}
internal HistoryList () {
GLib.Object (name: "History List",
description: "Allows to switch tabs by choosing from a list sorted by last usage",
version: "0.2",
authors: "André Stösel <Midori-Plugin@PyIT.de>");
activate.connect (activated);
deactivate.connect (deactivated);
}
}
public Midori.Extension extension_init () {
return new HistoryList ();
}

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/*
Copyright (C) 2009 André Stösel <Midori-Plugin@PyIT.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.
*/
#include <midori/midori.h>
enum { TAB_ICON, TAB_NAME, TAB_POINTER, TAB_CELL_COUNT };
static MidoriExtension *thisExtension;
static gboolean switchEvent;
static GdkPixbuf* tab_selector_get_snapshot(MidoriView* view,
gint maxwidth,
gint maxheight)
{
GtkWidget* web_view;
guint width, height;
gfloat factor;
g_return_val_if_fail (MIDORI_IS_VIEW (view), NULL);
web_view = midori_view_get_web_view (view);
if(maxwidth < 0) {
maxwidth *= -1;
}
if(maxheight < 0) {
maxheight *= -1;
}
factor = MIN((gfloat) maxwidth / web_view->allocation.width, (gfloat) maxheight / web_view->allocation.height);
width = (int)(factor * web_view->allocation.width);
height = (int)(factor * web_view->allocation.height);
return midori_view_get_snapshot(view, width, height);
}
static void tab_selector_list_foreach (GtkWidget *view,
GtkListStore *store)
{
GtkTreeIter it;
GdkPixbuf* icon = midori_view_get_icon (MIDORI_VIEW (view));
const gchar *title = midori_view_get_display_title (MIDORI_VIEW (view));
gtk_list_store_append (store, &it);
gtk_list_store_set (store, &it, TAB_ICON, icon, -1);
gtk_list_store_set (store, &it, TAB_NAME, title, -1);
gtk_list_store_set (store, &it, TAB_POINTER, view, -1);
}
static GtkWidget* tab_selector_init_window (MidoriBrowser *browser)
{
GList *list;
gint col_offset;
GtkCellRenderer *renderer;
GtkTreeViewColumn *column;
GtkWidget *window, *treeview, *sw, *hbox;
GtkListStore *store;
GtkWidget *page;
GtkWidget *image;
GdkPixbuf *snapshot;
window = gtk_window_new(GTK_WINDOW_POPUP);
gtk_window_set_default_size(GTK_WINDOW(window), 320, 20);
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
hbox = gtk_hbox_new(FALSE, 1);
gtk_container_add(GTK_CONTAINER(window), hbox);
gtk_container_set_border_width(GTK_CONTAINER(hbox), 1);
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw),
GTK_SHADOW_ETCHED_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (hbox), sw, TRUE, TRUE, 0);
store = gtk_list_store_new(TAB_CELL_COUNT, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_POINTER);
treeview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
g_object_set_data(G_OBJECT(window), "tab_selector_treeview", treeview);
list = g_object_get_data(G_OBJECT(browser), "tab_selector_list");
g_list_foreach(list, (GFunc) tab_selector_list_foreach, store);
g_object_unref(store);
g_object_set(treeview, "headers-visible", FALSE, NULL);
renderer = gtk_cell_renderer_pixbuf_new();
gtk_tree_view_insert_column_with_attributes(
GTK_TREE_VIEW(treeview), -1, "Icon", renderer, "pixbuf", TAB_ICON, NULL);
renderer = gtk_cell_renderer_text_new();
col_offset = gtk_tree_view_insert_column_with_attributes(
GTK_TREE_VIEW(treeview), -1, "Title", renderer, "text", TAB_NAME, NULL);
column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
GTK_TREE_VIEW_COLUMN_FIXED);
gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (column),
midori_extension_get_integer(thisExtension, "TitleColumnWidth"));
gtk_container_add (GTK_CONTAINER (sw), treeview);
page = katze_object_get_object(browser, "tab");
snapshot = tab_selector_get_snapshot(MIDORI_VIEW(page),
midori_extension_get_integer(thisExtension, "TabPreviewWidth"),
midori_extension_get_integer(thisExtension, "TabPreviewHeight"));
image = gtk_image_new_from_pixbuf (snapshot);
gtk_box_pack_start (GTK_BOX (hbox), image, TRUE, TRUE, 0);
g_object_set_data(G_OBJECT(window), "tab_selector_image", image);
gtk_widget_show_all(window);
return window;
}
static void tab_selector_window_walk ( GtkWidget *window,
GdkEventKey *event,
MidoriBrowser *browser)
{
gint *pindex, iindex, items;
GtkWidget *view;
GtkTreeIter iter;
GtkTreePath *path;
GtkTreeView *treeview;
GtkTreeModel *model;
GtkTreeViewColumn *column;
treeview = g_object_get_data (G_OBJECT (window), "tab_selector_treeview");
model = gtk_tree_view_get_model (treeview);
items = gtk_tree_model_iter_n_children (model, NULL) -1;
gtk_tree_view_get_cursor (treeview, &path, &column);
pindex = gtk_tree_path_get_indices (path);
if(!pindex)
return;
iindex = *pindex;
gtk_tree_path_free(path);
if (event->state & GDK_SHIFT_MASK)
iindex = iindex == 0 ? items : iindex-1;
else
iindex = iindex == items ? 0 : iindex+1;
path = gtk_tree_path_new_from_indices(iindex, -1);
column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), 1);
gtk_tree_view_set_cursor (GTK_TREE_VIEW (treeview), path, column, FALSE);
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, TAB_POINTER, &view, -1);
if (midori_extension_get_boolean (thisExtension, "ShowTabInBackground")) {
midori_browser_set_current_tab (browser, view);
} else {
GtkImage *image;
GdkPixbuf *snapshot = tab_selector_get_snapshot(MIDORI_VIEW(view),
midori_extension_get_integer(thisExtension, "TabPreviewWidth"),
midori_extension_get_integer(thisExtension, "TabPreviewHeight"));
image = g_object_get_data(G_OBJECT(window), "tab_selector_image");
gtk_image_set_from_pixbuf(image, snapshot);
}
gtk_tree_path_free(path);
}
static gboolean tab_selector_handle_events (GtkWidget *widget,
GdkEventKey *event,
MidoriBrowser *browser)
{
/* tab -> 23
ctrl -> 37 */
gint treeitems;
static GtkWidget *window;
if(event->type == GDK_KEY_PRESS && event->hardware_keycode == 23 && event->state & GDK_CONTROL_MASK) {
treeitems = gtk_notebook_get_n_pages (GTK_NOTEBOOK (
katze_object_get_object(browser, "notebook")));
if(treeitems > 1) {
if(!GTK_IS_WINDOW(window)) {
switchEvent = FALSE;
window = tab_selector_init_window(browser);
}
tab_selector_window_walk(window, event, browser);
}
return TRUE;
} else if(event->type == GDK_KEY_RELEASE && event->hardware_keycode == 37 && GTK_IS_WINDOW(window)) {
switchEvent = TRUE;
if(midori_extension_get_boolean(thisExtension, "ShowTabInBackground")) {
GtkWidget *page;
page = katze_object_get_object(browser, "tab");
GList *list = g_object_get_data(G_OBJECT(browser), "tab_selector_list");
list = g_list_remove(list, page);
list = g_list_prepend(list, page);
g_object_set_data(G_OBJECT(browser), "tab_selector_list", list);
} else {
GtkTreePath *path;
GtkTreeViewColumn *column;
GtkTreeIter iter;
GtkWidget *view, *treeview;
GtkTreeModel *model;
treeview = g_object_get_data(G_OBJECT(window), "tab_selector_treeview");
model = gtk_tree_view_get_model(GTK_TREE_VIEW(treeview));
gtk_tree_view_get_cursor (
GTK_TREE_VIEW(treeview), &path, &column);
gtk_tree_model_get_iter (
model, &iter, path);
gtk_tree_model_get (
model, &iter, TAB_POINTER, &view, -1);
midori_browser_set_current_tab (browser, view);
gtk_tree_path_free (path);
}
gtk_widget_destroy(window);
window = NULL;
return TRUE;
}
return FALSE;
}
static void tab_selector_switch_page (GtkNotebook *notebook,
GtkNotebookPage *page_,
guint page_num,
MidoriBrowser *browser)
{
if(switchEvent) {
/* Don't know why *page_ points to the wrong address */
GtkWidget *page;
page = katze_object_get_object(browser, "tab");
GList *list = g_object_get_data(G_OBJECT(browser), "tab_selector_list");
list = g_list_remove(list, page);
list = g_list_prepend(list, page);
g_object_set_data(G_OBJECT(browser), "tab_selector_list", list);
}
}
static void
tab_selector_browser_add_tab_cb (MidoriBrowser *browser,
GtkWidget *view,
MidoriExtension *extension)
{
GtkWidget* web_view;
GList* list;
g_return_if_fail (MIDORI_IS_VIEW (view));
web_view = midori_view_get_web_view (MIDORI_VIEW(view));
g_signal_connect (web_view, "key_press_event",
G_CALLBACK (tab_selector_handle_events), browser);
g_signal_connect (web_view, "key_release_event",
G_CALLBACK (tab_selector_handle_events), browser);
list = g_object_get_data(G_OBJECT(browser), "tab_selector_list");
list = g_list_append(list, view);
g_object_set_data(G_OBJECT(browser), "tab_selector_list", list);
}
static void
tab_selector_browser_remove_tab_cb (MidoriBrowser *browser,
GtkWidget *view,
MidoriExtension *extension)
{
GList *list = g_object_get_data(G_OBJECT(browser), "tab_selector_list");
list = g_list_remove(list, view);
g_object_set_data(G_OBJECT(browser), "tab_selector_list", list);
}
static void
tab_selector_disconnect_tab_cb (GtkWidget *view,
MidoriBrowser *browser)
{
g_signal_handlers_disconnect_by_func (
view, tab_selector_handle_events, browser);
}
static void
tab_selector_app_add_browser_cb (MidoriApp *app,
MidoriBrowser *browser,
MidoriExtension *extension)
{
GtkWidget *navigationbar, *notebook;
g_object_set_data(G_OBJECT(browser), "tab_selector_list", NULL);
g_signal_connect (browser, "add-tab",
G_CALLBACK (tab_selector_browser_add_tab_cb), extension);
g_signal_connect (browser, "remove-tab",
G_CALLBACK (tab_selector_browser_remove_tab_cb), extension);
navigationbar = katze_object_get_object(browser, "navigationbar");
g_signal_connect (navigationbar, "key_press_event",
G_CALLBACK (tab_selector_handle_events), browser);
g_signal_connect (navigationbar, "key_release_event",
G_CALLBACK (tab_selector_handle_events), browser);
g_object_unref(navigationbar);
notebook = katze_object_get_object(browser, "notebook");
g_signal_connect_after (notebook, "switch-page",
G_CALLBACK (tab_selector_switch_page), browser);
g_object_unref(notebook);
}
static void
tab_selector_app_remove_browser_cb (MidoriApp *app,
MidoriBrowser *browser,
MidoriExtension *extension)
{
GList *list = g_object_get_data (G_OBJECT (browser), "tab_selector_list");
g_list_free (list);
}
static void
tab_selector_disconnect_browser_cb (MidoriApp *app,
MidoriBrowser *browser,
MidoriExtension *extension)
{
GtkWidget *navigationbar, *notebook;
midori_browser_foreach (browser,
(GtkCallback)tab_selector_disconnect_tab_cb, browser);
g_signal_handlers_disconnect_by_func (
browser, tab_selector_browser_add_tab_cb, extension);
g_signal_handlers_disconnect_by_func (
browser, tab_selector_browser_remove_tab_cb, extension);
g_signal_handlers_disconnect_by_func (
katze_object_get_object (browser, "navigationbar"),
tab_selector_handle_events, browser);
navigationbar = katze_object_get_object (browser, "navigationbar");
g_signal_handlers_disconnect_by_func (navigationbar,
tab_selector_handle_events, browser);
g_signal_handlers_disconnect_by_func (navigationbar,
tab_selector_handle_events, browser);
g_object_unref (navigationbar);
notebook = katze_object_get_object (browser, "notebook");
g_signal_handlers_disconnect_by_func (notebook,
tab_selector_switch_page, browser);
g_object_unref (notebook);
}
static void
tab_selector_activate_cb (MidoriExtension *extension,
MidoriApp *app)
{
GtkWidget *view;
KatzeArray *browsers;
MidoriBrowser *browser;
guint i, j;
browsers = katze_object_get_object (app, "browsers");
i = 0;
while ((browser = katze_array_get_nth_item (browsers, i++))) {
j = 0;
tab_selector_app_add_browser_cb (app, browser, extension);
while((view = midori_browser_get_nth_tab(browser, j++)))
tab_selector_browser_add_tab_cb(browser, view, extension);
}
g_object_unref (browsers);
g_signal_connect (app, "add-browser",
G_CALLBACK (tab_selector_app_add_browser_cb), extension);
g_signal_connect (app, "remove-browser",
G_CALLBACK (tab_selector_app_remove_browser_cb), extension);
}
static void
tab_selector_deactivate_cb (MidoriExtension *extension,
GtkWidget *foo)
{
MidoriApp* app = midori_extension_get_app (extension);
KatzeArray *browsers;
MidoriBrowser *browser;
guint i;
g_signal_handlers_disconnect_by_func (
app, tab_selector_app_add_browser_cb, extension);
g_signal_handlers_disconnect_by_func (
app, tab_selector_app_remove_browser_cb, extension);
browsers = katze_object_get_object (app, "browsers");
i = 0;
while ((browser = katze_array_get_nth_item (browsers, i++)))
tab_selector_disconnect_browser_cb (app, browser, extension);
g_object_unref (browsers);
}
MidoriExtension*
extension_init (void)
{
MidoriExtension *extension = g_object_new (MIDORI_TYPE_EXTENSION,
"name", _("Tab History List"),
"description", _("Allows to switch tabs by choosing from a "
"list sorted by last usage"),
"version", "0.1",
"authors", "André Stösel <Midori-Plugin@PyIT.de>",
NULL);
g_signal_connect (extension, "activate",
G_CALLBACK (tab_selector_activate_cb), NULL);
g_signal_connect (extension, "deactivate",
G_CALLBACK (tab_selector_deactivate_cb), NULL);
midori_extension_install_boolean (extension, "ShowTabInBackground", FALSE);
midori_extension_install_integer (extension, "TitleColumnWidth", 300);
midori_extension_install_integer (extension, "TabPreviewWidth", 200);
midori_extension_install_integer (extension, "TabPreviewHeight", 200);
thisExtension = extension;
switchEvent = TRUE;
return extension;
}