netsurf/frontends/gtk/search.c
2022-03-28 11:47:46 +01:00

355 lines
8.2 KiB
C

/*
* Copyright 2019 Vincent Sanders <vince@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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, see <http://www.gnu.org/licenses/>.
*/
/**
* \file
* find in page gtk frontend implementation
*
* \todo this whole thing should be named find rather than search as
* that generally means web search and is confusing.
*/
#include <stdlib.h>
#include <stdbool.h>
#include <gtk/gtk.h>
#include "utils/nsoption.h"
#include "netsurf/search.h"
#include "desktop/search.h"
#include "gtk/compat.h"
#include "gtk/toolbar_items.h"
#include "gtk/window.h"
#include "gtk/search.h"
struct gtk_search {
GtkToolbar *bar;
GtkEntry *entry;
GtkToolButton *back;
GtkToolButton *forward;
GtkToolButton *close;
GtkCheckButton *checkAll;
GtkCheckButton *caseSens;
struct browser_window *bw;
};
/**
* activate search forwards button in gui.
*
* \param active activate/inactivate
* \param search the gtk search context
*/
static void nsgtk_search_set_forward_state(bool active, struct gtk_search *search)
{
gtk_widget_set_sensitive(GTK_WIDGET(search->forward), active);
}
/**
* activate search back button in gui.
*
* \param active activate/inactivate
* \param search the gtk search context
*/
static void nsgtk_search_set_back_state(bool active, struct gtk_search *search)
{
gtk_widget_set_sensitive(GTK_WIDGET(search->back), active);
}
/**
* connected to the search forward button
*/
static gboolean
nsgtk_search_forward_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_search *search;
search_flags_t flags;
search = (struct gtk_search *)data;
flags = SEARCH_FLAG_FORWARDS;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->caseSens))) {
flags |= SEARCH_FLAG_CASE_SENSITIVE;
}
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->checkAll))) {
flags |= SEARCH_FLAG_SHOWALL;
}
browser_window_search(search->bw, search, flags,
gtk_entry_get_text(search->entry));
return TRUE;
}
/**
* connected to the search back button
*/
static gboolean
nsgtk_search_back_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_search *search;
search_flags_t flags;
search = (struct gtk_search *)data;
flags = 0;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->caseSens))) {
flags |= SEARCH_FLAG_CASE_SENSITIVE;
}
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->checkAll))) {
flags |= SEARCH_FLAG_SHOWALL;
}
browser_window_search(search->bw, search, flags,
gtk_entry_get_text(search->entry));
return TRUE;
}
/**
* connected to the search close button
*/
static gboolean
nsgtk_search_close_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_search *search;
search = (struct gtk_search *)data;
nsgtk_search_toggle_visibility(search);
return TRUE;
}
/**
* connected to the search entry [typing]
*/
static gboolean nsgtk_search_entry_changed(GtkWidget *widget, gpointer data)
{
struct gtk_search *search;
search_flags_t flags;
search = (struct gtk_search *)data;
flags = 0;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->caseSens))) {
flags |= SEARCH_FLAG_CASE_SENSITIVE;
}
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->checkAll))) {
flags |= SEARCH_FLAG_SHOWALL;
}
browser_window_search(search->bw, search, flags,
gtk_entry_get_text(search->entry));
return TRUE;
}
/**
* connected to the search entry [return key]
*/
static gboolean nsgtk_search_entry_activate(GtkWidget *widget, gpointer data)
{
struct gtk_search *search;
search_flags_t flags;
search = (struct gtk_search *)data;
flags = SEARCH_FLAG_FORWARDS;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->caseSens))) {
flags |= SEARCH_FLAG_CASE_SENSITIVE;
}
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search->checkAll))) {
flags |= SEARCH_FLAG_SHOWALL;
}
browser_window_search(search->bw, search, flags,
gtk_entry_get_text(search->entry));
return FALSE;
}
/**
* allows escape key to close search bar too
*/
static gboolean
nsgtk_search_entry_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
{
if (event->keyval == GDK_KEY(Escape)) {
struct gtk_search *search;
search = (struct gtk_search *)data;
nsgtk_search_toggle_visibility(search);
}
return FALSE;
}
static struct gui_search_table search_table = {
.forward_state = (void *)nsgtk_search_set_forward_state,
.back_state = (void *)nsgtk_search_set_back_state,
};
struct gui_search_table *nsgtk_search_table = &search_table;
/* exported interface documented in gtk/scaffolding.h */
nserror nsgtk_search_toggle_visibility(struct gtk_search *search)
{
gboolean vis;
browser_window_search_clear(search->bw);
g_object_get(G_OBJECT(search->bar), "visible", &vis, NULL);
if (vis) {
gtk_widget_hide(GTK_WIDGET(search->bar));
} else {
gtk_widget_show(GTK_WIDGET(search->bar));
gtk_widget_grab_focus(GTK_WIDGET(search->entry));
nsgtk_search_entry_changed(GTK_WIDGET(search->entry), search);
}
return NSERROR_OK;
}
/* exported interface documented in gtk/search.h */
nserror nsgtk_search_restyle(struct gtk_search *search)
{
switch (nsoption_int(button_type)) {
case 1: /* Small icons */
gtk_toolbar_set_style(GTK_TOOLBAR(search->bar),
GTK_TOOLBAR_ICONS);
gtk_toolbar_set_icon_size(GTK_TOOLBAR(search->bar),
GTK_ICON_SIZE_SMALL_TOOLBAR);
break;
case 2: /* Large icons */
gtk_toolbar_set_style(GTK_TOOLBAR(search->bar),
GTK_TOOLBAR_ICONS);
gtk_toolbar_set_icon_size(GTK_TOOLBAR(search->bar),
GTK_ICON_SIZE_LARGE_TOOLBAR);
break;
case 3: /* Large icons with text */
gtk_toolbar_set_style(GTK_TOOLBAR(search->bar),
GTK_TOOLBAR_BOTH);
gtk_toolbar_set_icon_size(GTK_TOOLBAR(search->bar),
GTK_ICON_SIZE_LARGE_TOOLBAR);
break;
case 4: /* Text icons only */
gtk_toolbar_set_style(GTK_TOOLBAR(search->bar),
GTK_TOOLBAR_TEXT);
default:
break;
}
return NSERROR_OK;
}
/* exported interface documented in gtk/search.h */
nserror
nsgtk_search_create(GtkBuilder *builder,
struct browser_window *bw,
struct gtk_search **search_out)
{
struct gtk_search *search;
search = malloc(sizeof(struct gtk_search));
if (search == NULL) {
return NSERROR_NOMEM;
}
search->bw = bw;
search->bar = GTK_TOOLBAR(gtk_builder_get_object(builder, "findbar"));
search->entry = GTK_ENTRY(gtk_builder_get_object(builder, "Find"));
search->back = GTK_TOOL_BUTTON(gtk_builder_get_object(builder,
"FindBack"));
search->forward = GTK_TOOL_BUTTON(gtk_builder_get_object(builder,
"FindForward"));
search->close = GTK_TOOL_BUTTON(gtk_builder_get_object(builder,
"FindClose"));
search->checkAll = GTK_CHECK_BUTTON(gtk_builder_get_object(builder,
"FindHighlightAll"));
search->caseSens = GTK_CHECK_BUTTON(gtk_builder_get_object(builder,
"FindMatchCase"));
g_signal_connect(search->forward,
"clicked",
G_CALLBACK(nsgtk_search_forward_button_clicked),
search);
g_signal_connect(search->back,
"clicked",
G_CALLBACK(nsgtk_search_back_button_clicked),
search);
g_signal_connect(search->entry,
"changed",
G_CALLBACK(nsgtk_search_entry_changed),
search);
g_signal_connect(search->entry,
"activate",
G_CALLBACK(nsgtk_search_entry_activate),
search);
g_signal_connect(search->entry,
"key-press-event",
G_CALLBACK(nsgtk_search_entry_key),
search);
g_signal_connect(search->close,
"clicked",
G_CALLBACK(nsgtk_search_close_button_clicked),
search);
g_signal_connect(search->caseSens,
"toggled",
G_CALLBACK(nsgtk_search_entry_changed),
search);
g_signal_connect(search->checkAll,
"toggled",
G_CALLBACK(nsgtk_search_entry_changed),
search);
nsgtk_search_restyle(search);
*search_out = search;
return NSERROR_OK;
}