summaryrefslogtreecommitdiff
path: root/indra/llui/lltimectrl.cpp
blob: 564d0b626430b21d3aa93bbf2f81522a1db6d8ca (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
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
/**
 * @file lltimectrl.cpp
 * @brief LLTimeCtrl base class
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2011, Linden Research, Inc.
 *
 * 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;
 * version 2.1 of the License only.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#include "linden_common.h"

#include "lltimectrl.h"

#include "llui.h"
#include "lluiconstants.h"

#include "llbutton.h"
#include "llfontgl.h"
#include "lllineeditor.h"
#include "llkeyboard.h"
#include "llstring.h"
#include "lltextbox.h"
#include "lluictrlfactory.h"

static LLDefaultChildRegistry::Register<LLTimeCtrl> time_r("time");

const U32 AMPM_LEN = 3;
const U32 MINUTES_MIN = 0;
const U32 MINUTES_MAX = 59;
const U32 HOURS_MIN = 1;
const U32 HOURS_MAX = 12;
const U32 MINUTES_PER_HOUR = 60;
const U32 MINUTES_PER_DAY = 24 * MINUTES_PER_HOUR;

class LLTimeValidatorImpl : public LLTextValidate::ValidatorImpl
{
public:
    // virtual
    bool validate(const std::string& str) override
    {
        std::string hours = LLTimeCtrl::getHoursString(str);
        if (!LLTimeCtrl::isHoursStringValid(hours))
            return setError("ValidatorInvalidHours", LLSD().with("STR", hours));

        std::string minutes = LLTimeCtrl::getMinutesString(str);
        if (!LLTimeCtrl::isMinutesStringValid(minutes))
            return setError("ValidatorInvalidMinutes", LLSD().with("STR", minutes));

        std::string ampm = LLTimeCtrl::getAMPMString(str);
        if (!LLTimeCtrl::isPMAMStringValid(ampm))
            return setError("ValidatorInvalidAMPM", LLSD().with("STR", ampm));

        return resetError();
    }

    // virtual
    bool validate(const LLWString& wstr) override
    {
        std::string str = wstring_to_utf8str(wstr);

        return validate(str);
    }
} validateTimeImpl;
LLTextValidate::Validator validateTime(validateTimeImpl);

LLTimeCtrl::Params::Params()
:	label_width("label_width"),
	snap_to("snap_to"),
	allow_text_entry("allow_text_entry", true),
	text_enabled_color("text_enabled_color"),
	text_disabled_color("text_disabled_color"),
	up_button("up_button"),
	down_button("down_button")
{}

LLTimeCtrl::LLTimeCtrl(const LLTimeCtrl::Params& p)
:	LLUICtrl(p),
	mLabelBox(NULL),
	mTextEnabledColor(p.text_enabled_color()),
	mTextDisabledColor(p.text_disabled_color()),
	mTime(0),
	mSnapToMin(5)
{
	static LLUICachedControl<S32> spinctrl_spacing ("UISpinctrlSpacing", 0);
	static LLUICachedControl<S32> spinctrl_btn_width ("UISpinctrlBtnWidth", 0);
	static LLUICachedControl<S32> spinctrl_btn_height ("UISpinctrlBtnHeight", 0);
	S32 centered_top = getRect().getHeight();
	S32 centered_bottom = getRect().getHeight() - 2 * spinctrl_btn_height;
	S32 label_width = llclamp(p.label_width(), 0, llmax(0, getRect().getWidth() - 40));
	S32 editor_left = label_width + spinctrl_spacing;

	//================= Label =================//
	if( !p.label().empty() )
	{
		LLRect label_rect( 0, centered_top, label_width, centered_bottom );
		LLTextBox::Params params;
		params.name("TimeCtrl Label");
		params.rect(label_rect);
		params.initial_value(p.label());
		if (p.font.isProvided())
		{
			params.font(p.font);
		}
		mLabelBox = LLUICtrlFactory::create<LLTextBox> (params);
		addChild(mLabelBox);

		editor_left = label_rect.mRight + spinctrl_spacing;
	}

	S32 editor_right = getRect().getWidth() - spinctrl_btn_width - spinctrl_spacing;

	//================= Editor ================//
	LLRect editor_rect( editor_left, centered_top, editor_right, centered_bottom );
	LLLineEditor::Params params;
	params.name("SpinCtrl Editor");
	params.rect(editor_rect);
	if (p.font.isProvided())
	{
		params.font(p.font);
	}

	params.follows.flags(FOLLOWS_LEFT | FOLLOWS_BOTTOM);
	params.max_length.chars(8);
	params.keystroke_callback(boost::bind(&LLTimeCtrl::onTextEntry, this, _1));
	mEditor = LLUICtrlFactory::create<LLLineEditor> (params);
	mEditor->setPrevalidateInput(LLTextValidate::validateNonNegativeS32NoSpace);
	mEditor->setPrevalidate(validateTime);
	mEditor->setText(LLStringExplicit("12:00 AM"));
	addChild(mEditor);

	//================= Spin Buttons ==========//
	LLButton::Params up_button_params(p.up_button);
	up_button_params.rect = LLRect(editor_right + 1, getRect().getHeight(), editor_right + spinctrl_btn_width, getRect().getHeight() - spinctrl_btn_height);

	up_button_params.click_callback.function(boost::bind(&LLTimeCtrl::onUpBtn, this));
	up_button_params.mouse_held_callback.function(boost::bind(&LLTimeCtrl::onUpBtn, this));
	mUpBtn = LLUICtrlFactory::create<LLButton>(up_button_params);
	addChild(mUpBtn);

	LLButton::Params down_button_params(p.down_button);
	down_button_params.rect = LLRect(editor_right + 1, getRect().getHeight() - spinctrl_btn_height, editor_right + spinctrl_btn_width, getRect().getHeight() - 2 * spinctrl_btn_height);
	down_button_params.click_callback.function(boost::bind(&LLTimeCtrl::onDownBtn, this));
	down_button_params.mouse_held_callback.function(boost::bind(&LLTimeCtrl::onDownBtn, this));
	mDownBtn = LLUICtrlFactory::create<LLButton>(down_button_params);
	addChild(mDownBtn);

	setUseBoundingRect( TRUE );
}

F32 LLTimeCtrl::getTime24() const
{
	// 0.0 - 23.99;
	return mTime / 60.0f;
}

U32 LLTimeCtrl::getHours24() const
{
	return (U32) getTime24();
}

U32 LLTimeCtrl::getMinutes() const
{
	return mTime % MINUTES_PER_HOUR;
}

void LLTimeCtrl::setTime24(F32 time)
{
	time = llclamp(time, 0.0f, 23.99f); // fix out of range values
	mTime = ll_round(time * MINUTES_PER_HOUR); // fixes values like 4.99999

	updateText();
}

BOOL LLTimeCtrl::handleKeyHere(KEY key, MASK mask)
{
	if (mEditor->hasFocus())
	{
		if(key == KEY_UP)
		{
			onUpBtn();
			return TRUE;
		}
		if(key == KEY_DOWN)
		{
			onDownBtn();
			return TRUE;
		}
		if (key == KEY_RETURN)
		{
			onCommit();
			return TRUE;
		}
	}
	return FALSE;
}

void LLTimeCtrl::onUpBtn()
{
	switch(getEditingPart())
	{
	case HOURS:
		increaseHours();
		break;
	case MINUTES:
		increaseMinutes();
		break;
	case DAYPART:
		switchDayPeriod();
		break;
	default:
		break;
	}

	updateText();
	onCommit();
}

void LLTimeCtrl::onDownBtn()
{
	switch(getEditingPart())
	{
	case HOURS:
		decreaseHours();
		break;
	case MINUTES:
		decreaseMinutes();
		break;
	case DAYPART:
		switchDayPeriod();
		break;
	default:
		break;
	}

	updateText();
	onCommit();
}

void LLTimeCtrl::onFocusLost()
{
	updateText();
	onCommit();
	LLUICtrl::onFocusLost();
}

void LLTimeCtrl::onTextEntry(LLLineEditor* line_editor)
{
	std::string time_str = line_editor->getText();
	U32 h12 = parseHours(getHoursString(time_str));
	U32 m = parseMinutes(getMinutesString(time_str));
	bool pm = parseAMPM(getAMPMString(time_str));

	if (h12 == 12)
	{
		h12 = 0;
	}

	U32 h24 = pm ? h12 + 12 : h12;

	mTime = h24 * MINUTES_PER_HOUR + m;
}

void LLTimeCtrl::increaseMinutes()
{
	mTime = (mTime + mSnapToMin) % MINUTES_PER_DAY - (mTime % mSnapToMin);
}

void LLTimeCtrl::increaseHours()
{
	mTime = (mTime + MINUTES_PER_HOUR) % MINUTES_PER_DAY;
}

void LLTimeCtrl::decreaseMinutes()
{
	if (mTime < mSnapToMin)
	{
		mTime = MINUTES_PER_DAY - mTime;
	}

	mTime -= (mTime % mSnapToMin) ? mTime % mSnapToMin : mSnapToMin;
}

void LLTimeCtrl::decreaseHours()
{
	if (mTime < MINUTES_PER_HOUR)
	{
		mTime = 23 * MINUTES_PER_HOUR + mTime;
	}
	else
	{
		mTime -= MINUTES_PER_HOUR;
	}
}

bool LLTimeCtrl::isPM() const
{
	return mTime >= (MINUTES_PER_DAY / 2);
}

void LLTimeCtrl::switchDayPeriod()
{
	if (isPM())
	{
		mTime -= MINUTES_PER_DAY / 2;
	}
	else
	{
		mTime += MINUTES_PER_DAY / 2;
	}
}

void LLTimeCtrl::updateText()
{
	U32 h24 = getHours24();
	U32 m = getMinutes();
	U32 h12 = h24 > 12 ? h24 - 12 : h24;

	if (h12 == 0)
		h12 = 12;

	mEditor->setText(llformat("%d:%02d %s", h12, m, isPM() ? "PM":"AM"));
}

LLTimeCtrl::EEditingPart LLTimeCtrl::getEditingPart()
{
	S32 cur_pos = mEditor->getCursor();
	std::string time_str = mEditor->getText();

	S32 colon_index = time_str.find_first_of(':');

	if (cur_pos <= colon_index)
	{
		return HOURS;
	}
	else if (cur_pos > colon_index && cur_pos <= (S32)(time_str.length() - AMPM_LEN))
	{
		return MINUTES;
	}
	else if (cur_pos > (S32)(time_str.length() - AMPM_LEN))
	{
		return DAYPART;
	}

	return NONE;
}

// static
std::string LLTimeCtrl::getHoursString(const std::string& str)
{
	size_t colon_index = str.find_first_of(':');
	std::string hours_str = str.substr(0, colon_index);

	return hours_str;
}

// static
std::string LLTimeCtrl::getMinutesString(const std::string& str)
{
	size_t colon_index = str.find_first_of(':');
	++colon_index;

	int minutes_len = str.length() - colon_index - AMPM_LEN;
	std::string minutes_str = str.substr(colon_index, minutes_len);

	return minutes_str;
}

// static
std::string LLTimeCtrl::getAMPMString(const std::string& str)
{
	return str.substr(str.size() - 2, 2); // returns last two characters
}

// static
bool LLTimeCtrl::isHoursStringValid(const std::string& str)
{
	U32 hours;
	if ((!LLStringUtil::convertToU32(str, hours) || (hours <= HOURS_MAX)) && str.length() < 3)
		return true;

	return false;
}

// static
bool LLTimeCtrl::isMinutesStringValid(const std::string& str)
{
	U32 minutes;
	if (!LLStringUtil::convertToU32(str, minutes) || ((minutes <= MINUTES_MAX) && str.length() < 3))
		return true;

	return false;
}

// static
bool LLTimeCtrl::isPMAMStringValid(const std::string& str)
{
	S32 len = str.length();

	bool valid = (str[--len] == 'M') && (str[--len] == 'P' || str[len] == 'A');

	return valid;
}

// static
U32 LLTimeCtrl::parseHours(const std::string& str)
{
	U32 hours;
	if (LLStringUtil::convertToU32(str, hours) && (hours >= HOURS_MIN) && (hours <= HOURS_MAX))
	{
		return hours;
	}
	else
	{
		return HOURS_MIN;
	}
}

// static
U32 LLTimeCtrl::parseMinutes(const std::string& str)
{
	U32 minutes;
	// not sure of this fix - clang doesnt like compare minutes U32 to >= MINUTES_MIN (0) but MINUTES_MIN can change
	if (LLStringUtil::convertToU32(str, minutes) && ((S32)minutes >= MINUTES_MIN) && ((S32)minutes <= MINUTES_MAX))
	{
		return minutes;
	}
	else
	{
		return MINUTES_MIN;
	}
}

// static
bool LLTimeCtrl::parseAMPM(const std::string& str)
{
	return str == "PM";
}