summaryrefslogtreecommitdiffstats
path: root/src/toolbars/find-toolbar.c
blob: 42c2a9a76a3a801774d0ed1beb006324ef3e8b38 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
/*
 * Revealable find toolbar
 *
 * Copyright (C) 2017  Patrick McDermott
 *
 * This file is part of Marquee.
 *
 * Marquee 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 3 of the License, or
 * (at your option) any later version.
 *
 * Marquee 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 Marquee.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "find-toolbar.h"

#include <glib.h>
#include <gtk/gtk.h>
#include <webkit2/webkit2.h>

#include "../web-view.h"

struct _MqFindToolbar {
	GtkRevealer           parent_instance;
	GtkWidget            *search_entry;
	GtkSpinner           *spinner;
	GtkWidget            *matches_label;
	gboolean              match_case;
	WebKitFindController *find_controller;
};

enum {
	PROP_WEB_VIEW = 1,
	N_PROPERTIES
};

static GParamSpec *obj_properties[N_PROPERTIES] = {NULL,};

struct _MqFindToolbarClass {
	GtkRevealerClass parent_class;
};

G_DEFINE_TYPE(MqFindToolbar, mq_find_toolbar, GTK_TYPE_REVEALER)

static void
search(MqFindToolbar *find_toolbar, gboolean forward, gboolean wrap_around)
{
	guint32 find_options;

	find_options = WEBKIT_FIND_OPTIONS_NONE;
	if (!find_toolbar->match_case) {
		find_options |= WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE;
	}
	if (!forward) {
		find_options |= WEBKIT_FIND_OPTIONS_BACKWARDS;
	}
	if (wrap_around) {
		find_options |= WEBKIT_FIND_OPTIONS_WRAP_AROUND;
	}
	webkit_find_controller_search(find_toolbar->find_controller,
		gtk_entry_get_text(GTK_ENTRY(find_toolbar->search_entry)),
		find_options, G_MAXUINT);
	gtk_spinner_start(find_toolbar->spinner);
}

static void
search_finished(MqFindToolbar *find_toolbar)
{
	webkit_find_controller_search_finish(find_toolbar->find_controller);
}

static void
hide(MqFindToolbar *find_toolbar)
{
	gtk_revealer_set_reveal_child(GTK_REVEALER(find_toolbar),
		FALSE);
	gtk_label_set_text(GTK_LABEL(find_toolbar->matches_label), NULL);
	search_finished(find_toolbar);
}

static void
search_changed_cb(GtkSearchEntry G_GNUC_UNUSED *entry,
	MqFindToolbar *find_toolbar)
{
	search(find_toolbar, TRUE, FALSE);
}

static gboolean
search_key_press_event_cb(GtkSearchEntry G_GNUC_UNUSED *entry,
	GdkEventKey *event, MqFindToolbar *find_toolbar)
{
	switch (event->keyval) {
		case GDK_KEY_Escape:
			hide(find_toolbar);
			return TRUE;
		case GDK_KEY_Return:
		case GDK_KEY_KP_Enter:
		case GDK_KEY_ISO_Enter:
			search(find_toolbar,
				!(event->state & GDK_SHIFT_MASK), FALSE);
			return TRUE;
		default:
			return FALSE;
	}
}

static void
prev_clicked_cb(GtkButton G_GNUC_UNUSED *button, MqFindToolbar *find_toolbar)
{
	search(find_toolbar, FALSE, FALSE);
}

static void
next_clicked_cb(GtkButton G_GNUC_UNUSED *button, MqFindToolbar *find_toolbar)
{
	search(find_toolbar, TRUE, FALSE);
}

static void
match_case_toggled_cb(GtkToggleButton *toggle_button,
	MqFindToolbar *find_toolbar)
{
	find_toolbar->match_case = gtk_toggle_button_get_active(toggle_button);
	search(find_toolbar, TRUE, FALSE);
}

static void
close_clicked_cb(GtkButton G_GNUC_UNUSED *button, MqFindToolbar *find_toolbar)
{
	hide(find_toolbar);
}

static void
found_text_cb(WebKitFindController G_GNUC_UNUSED *find_controller,
	guint match_count, MqFindToolbar *find_toolbar)
{
	gchar   *text;
	guint32  find_options;

	gtk_spinner_stop(find_toolbar->spinner);
	find_options = webkit_find_controller_get_options(
		find_toolbar->find_controller);

	if (find_options & WEBKIT_FIND_OPTIONS_WRAP_AROUND) {
		if (find_options & WEBKIT_FIND_OPTIONS_BACKWARDS) {
			if (match_count == 1) {
				text = g_strdup("1 match, "
					"wrapped from top to bottom");
			} else {
				text = g_strdup_printf("%u matches, "
					"wrapped from top to bottom",
					match_count);
			}
		} else {
			if (match_count == 1) {
				text = g_strdup("1 match, "
					"wrapped from bottom to top");
			} else {
				text = g_strdup_printf("%u matches, "
					"wrapped from bottom to top",
					match_count);
			}
		}
	} else {
		if (match_count == 1) {
			text = g_strdup("1 match");
		} else {
			text = g_strdup_printf("%u matches", match_count);
		}
	}
	gtk_label_set_text(GTK_LABEL(find_toolbar->matches_label), text);
	g_free(text);
}

static void
failed_to_find_text_cb(WebKitFindController G_GNUC_UNUSED *find_controller,
	MqFindToolbar *find_toolbar)
{
	guint32 find_options;

	find_options = webkit_find_controller_get_options(
		find_toolbar->find_controller);

	if (find_options & WEBKIT_FIND_OPTIONS_WRAP_AROUND) {
		gtk_spinner_stop(find_toolbar->spinner);
		gtk_label_set_text(GTK_LABEL(find_toolbar->matches_label),
			"No matches");
	} else {
		search(find_toolbar,
			!(find_options & WEBKIT_FIND_OPTIONS_BACKWARDS), TRUE);
	}
}

static void
set_web_view(MqFindToolbar *find_toolbar, MqWebView *web_view)
{
	find_toolbar->find_controller = webkit_web_view_get_find_controller(
		WEBKIT_WEB_VIEW(web_view));
	g_signal_connect(find_toolbar->find_controller, "found-text",
		G_CALLBACK(found_text_cb), find_toolbar);
	g_signal_connect(find_toolbar->find_controller, "failed-to-find-text",
		G_CALLBACK(failed_to_find_text_cb), find_toolbar);
}

static void
get_property(GObject *object, guint property_id, GValue *value,
	GParamSpec *param_spec)
{
	switch (property_id) {
		case PROP_WEB_VIEW:
			g_value_set_object(value, NULL);
			break;
		default:
			G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id,
				param_spec);
			break;
	}
}

static void
set_property(GObject *object, guint property_id, const GValue *value,
	GParamSpec *param_spec)
{
	MqFindToolbar *find_toolbar;

	find_toolbar = MQ_FIND_TOOLBAR(object);

	switch (property_id) {
		case PROP_WEB_VIEW:
			set_web_view(find_toolbar, g_value_get_object(value));
			break;
		default:
			G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id,
				param_spec);
			break;
	}
}

static void
mq_find_toolbar_class_init(MqFindToolbarClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS(klass);

	object_class->get_property = get_property;
	object_class->set_property = set_property;

	obj_properties[PROP_WEB_VIEW] = g_param_spec_object(
		"web-view",
		"MqWebView",
		"The associated MqWebView instance",
		MQ_TYPE_WEB_VIEW,
		G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
		G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB);
	g_object_class_install_properties(object_class, N_PROPERTIES,
		obj_properties);
}

static void
mq_find_toolbar_init(MqFindToolbar *find_toolbar)
{
	GtkWidget *close_button;
	GtkWidget *prev_button;
	GtkWidget *next_button;
	GtkWidget *match_case_button;
	GtkWidget *box;

	/* Search entry */
	find_toolbar->search_entry = gtk_search_entry_new();
	g_signal_connect(find_toolbar->search_entry, "search-changed",
		G_CALLBACK(search_changed_cb), find_toolbar);
	g_signal_connect(find_toolbar->search_entry, "key-press-event",
		G_CALLBACK(search_key_press_event_cb), find_toolbar);

	/* Previous button */
	prev_button = gtk_button_new_from_icon_name("go-up",
		GTK_ICON_SIZE_BUTTON);
	gtk_button_set_relief(GTK_BUTTON(prev_button), GTK_RELIEF_NONE);
	gtk_widget_set_tooltip_text(prev_button, "Find previous occurrence");
	gtk_widget_set_can_focus(prev_button, FALSE);
	g_signal_connect(prev_button, "clicked",
		G_CALLBACK(prev_clicked_cb), find_toolbar);

	/* Next button */
	next_button = gtk_button_new_from_icon_name("go-down",
		GTK_ICON_SIZE_BUTTON);
	gtk_button_set_relief(GTK_BUTTON(next_button), GTK_RELIEF_NONE);
	gtk_widget_set_tooltip_text(next_button, "Find next occurrence");
	gtk_widget_set_can_focus(next_button, FALSE);
	g_signal_connect(next_button, "clicked",
		G_CALLBACK(next_clicked_cb), find_toolbar);

	/* Case sensitivity button */
	match_case_button = gtk_toggle_button_new_with_label("Match case");
	gtk_button_set_relief(GTK_BUTTON(match_case_button), GTK_RELIEF_NONE);
	gtk_widget_set_tooltip_text(match_case_button,
		"Search with case sensitivity");
	gtk_widget_set_can_focus(match_case_button, FALSE);
	g_signal_connect(match_case_button, "toggled",
		G_CALLBACK(match_case_toggled_cb), find_toolbar);

	/* Spinner */
	find_toolbar->spinner = GTK_SPINNER(gtk_spinner_new());

	/* Matches label */
	find_toolbar->matches_label = gtk_label_new(NULL);

	/* Close button */
	close_button = gtk_button_new_from_icon_name("window-close",
		GTK_ICON_SIZE_BUTTON);
	gtk_button_set_relief(GTK_BUTTON(close_button), GTK_RELIEF_NONE);
	gtk_widget_set_tooltip_text(close_button, "Close find bar");
	gtk_widget_set_can_focus(close_button, FALSE);
	g_signal_connect(close_button, "clicked",
		G_CALLBACK(close_clicked_cb), find_toolbar);

	/* Box */
	box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
	gtk_box_pack_start(GTK_BOX(box), find_toolbar->search_entry,
		FALSE, FALSE, 0);
	gtk_box_pack_start(GTK_BOX(box), prev_button, FALSE, FALSE, 0);
	gtk_box_pack_start(GTK_BOX(box), next_button, FALSE, FALSE, 0);
	gtk_box_pack_start(GTK_BOX(box), match_case_button, FALSE, FALSE, 0);
	gtk_box_pack_start(GTK_BOX(box), GTK_WIDGET(find_toolbar->spinner),
		FALSE, FALSE, 0);
	gtk_box_pack_start(GTK_BOX(box), find_toolbar->matches_label,
		FALSE, FALSE, 0);
	gtk_box_pack_end(GTK_BOX(box), close_button, FALSE, FALSE, 0);

	/* Revealer */
	gtk_revealer_set_transition_type(GTK_REVEALER(find_toolbar),
		GTK_REVEALER_TRANSITION_TYPE_SLIDE_DOWN);
	gtk_container_add(GTK_CONTAINER(find_toolbar), box);

	find_toolbar->match_case = FALSE;
}

GtkWidget *
mq_find_toolbar_new(MqWebView *web_view)
{
	return g_object_new(MQ_TYPE_FIND_TOOLBAR,
		"web-view", web_view,
		NULL);
}

void
mq_find_toolbar_reveal(MqFindToolbar *find_toolbar)
{
	gtk_revealer_set_reveal_child(GTK_REVEALER(find_toolbar), TRUE);
	gtk_widget_grab_focus(find_toolbar->search_entry);
}