summaryrefslogtreecommitdiff
path: root/indra/llui/llmultifloater.cpp
blob: f3a48835b1ecb8cc282871145d5a26178f0a6adc (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
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
/** 
 * @file llmultifloater.cpp
 * @brief LLFloater that hosts other floaters
 *
 * $LicenseInfo:firstyear=2002&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, 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
 * $/LicenseInfo$
 */

// Floating "windows" within the GL display, like the inventory floater,
// mini-map floater, etc.

#include "linden_common.h"

#include "llmultifloater.h"
#include "llresizehandle.h"

//
// LLMultiFloater
//

LLMultiFloater::LLMultiFloater(const LLSD& key, const LLFloater::Params& params)
	: LLFloater(key),
	  mTabContainer(NULL),
	  mTabPos(LLTabContainer::TOP),
	  mAutoResize(TRUE),
	  mOrigMinWidth(0),
	  mOrigMinHeight(0)
{
}

void LLMultiFloater::buildTabContainer()
{
	const LLFloater::Params& default_params = LLFloater::getDefaultParams();
	S32 floater_header_size = default_params.header_height;
	
	LLTabContainer::Params p;
	p.name(std::string("Preview Tabs"));
	p.rect(LLRect(LLPANEL_BORDER_WIDTH, getRect().getHeight() - floater_header_size, getRect().getWidth() - LLPANEL_BORDER_WIDTH, 0));
	p.tab_position(mTabPos);
	p.follows.flags(FOLLOWS_ALL);
	p.commit_callback.function(boost::bind(&LLMultiFloater::onTabSelected, this));

	mTabContainer = LLUICtrlFactory::create<LLTabContainer>(p);
	addChild(mTabContainer);
	
	if (isResizable())
	{
		mTabContainer->setRightTabBtnOffset(RESIZE_HANDLE_WIDTH);
	}
}

void LLMultiFloater::onOpen(const LLSD& key)
{
// 	if (mTabContainer->getTabCount() <= 0)
// 	{
// 		// for now, don't allow multifloaters
// 		// without any child floaters
// 		closeFloater();
// 	}
}

void LLMultiFloater::draw()
{
	if (mTabContainer->getTabCount() == 0)
	{
		//RN: could this potentially crash in draw hierarchy?
		closeFloater();
	}
	else
	{
		LLFloater::draw();
	}
}

BOOL LLMultiFloater::closeAllFloaters()
{
	S32	tabToClose = 0;
	S32	lastTabCount = mTabContainer->getTabCount();
	while (tabToClose < mTabContainer->getTabCount())
	{
		LLFloater* first_floater = (LLFloater*)mTabContainer->getPanelByIndex(tabToClose);
		first_floater->closeFloater();
		if(lastTabCount == mTabContainer->getTabCount())
		{
			//Tab did not actually close, possibly due to a pending Save Confirmation dialog..
			//so try and close the next one in the list...
			tabToClose++;
		}
		else
		{
			//Tab closed ok.
			lastTabCount = mTabContainer->getTabCount();
		}
	}
	if( mTabContainer->getTabCount() != 0 )
		return FALSE; // Couldn't close all the tabs (pending save dialog?) so return FALSE.
	return TRUE; //else all tabs were successfully closed...
}

void LLMultiFloater::growToFit(S32 content_width, S32 content_height)
{
	static LLUICachedControl<S32> tabcntr_close_btn_size ("UITabCntrCloseBtnSize", 0);
	const LLFloater::Params& default_params = LLFloater::getDefaultParams();
	S32 floater_header_size = default_params.header_height;
	S32 tabcntr_header_height = LLPANEL_BORDER_WIDTH + tabcntr_close_btn_size;
	S32 new_width = llmax(getRect().getWidth(), content_width + LLPANEL_BORDER_WIDTH * 2);
	S32 new_height = llmax(getRect().getHeight(), content_height + floater_header_size + tabcntr_header_height);

    if (isMinimized())
    {
        LLRect newrect;
        newrect.setLeftTopAndSize(getExpandedRect().mLeft, getExpandedRect().mTop, new_width, new_height);
        setExpandedRect(newrect);
    }
	else
	{
		S32 old_height = getRect().getHeight();
		reshape(new_width, new_height);
		// keep top left corner in same position
		translate(0, old_height - new_height);
	}
}

/**
  void addFloater(LLFloater* floaterp, BOOL select_added_floater)

  Adds the LLFloater pointed to by floaterp to this.
  If floaterp is already hosted by this, then it is re-added to get
  new titles, etc.
  If select_added_floater is true, the LLFloater pointed to by floaterp will
  become the selected tab in this

  Affects: mTabContainer, floaterp
**/
void LLMultiFloater::addFloater(LLFloater* floaterp, BOOL select_added_floater, LLTabContainer::eInsertionPoint insertion_point)
{
	if (!floaterp)
	{
		return;
	}

	if (!mTabContainer)
	{
		llerrs << "Tab Container used without having been initialized." << llendl;
		return;
	}

	if (floaterp->getHost() == this)
	{
		// already hosted by me, remove
		// do this so we get updated title, etc.
		mFloaterDataMap.erase(floaterp->getHandle());
		mTabContainer->removeTabPanel(floaterp);
	}
	else if (floaterp->getHost())
	{
		// floaterp is hosted by somebody else and
		// this is adding it, so remove it from it's old host
		floaterp->getHost()->removeFloater(floaterp);
	}
	else if (floaterp->getParent() == gFloaterView)
	{
		// rehost preview floater as child panel
		gFloaterView->removeChild(floaterp);
	}

	// store original configuration
	LLFloaterData floater_data;
	floater_data.mWidth = floaterp->getRect().getWidth();
	floater_data.mHeight = floaterp->getRect().getHeight();
	floater_data.mCanMinimize = floaterp->isMinimizeable();
	floater_data.mCanResize = floaterp->isResizable();

	// remove minimize and close buttons
	floaterp->setCanMinimize(FALSE);
	floaterp->setCanResize(FALSE);
	floaterp->setCanDrag(FALSE);
	floaterp->storeRectControl();
	// avoid double rendering of floater background (makes it more opaque)
	floaterp->setBackgroundVisible(FALSE);

	if (mAutoResize)
	{
		growToFit(floater_data.mWidth, floater_data.mHeight);
	}

	//add the panel, add it to proper maps
	mTabContainer->addTabPanel(
		LLTabContainer::TabPanelParams()
			.panel(floaterp)
			.label(floaterp->getShortTitle())
			.insert_at(insertion_point));
	mFloaterDataMap[floaterp->getHandle()] = floater_data;

	updateResizeLimits();

	if ( select_added_floater )
	{
		mTabContainer->selectTabPanel(floaterp);
	}
	else
	{
		// reassert visible tab (hiding new floater if necessary)
		mTabContainer->selectTab(mTabContainer->getCurrentPanelIndex());
	}

	floaterp->setHost(this);
	if (isMinimized())
	{
		floaterp->setVisible(FALSE);
	}
	
	// Tabs sometimes overlap resize handle
	moveResizeHandlesToFront();
}

void LLMultiFloater::updateFloaterTitle(LLFloater* floaterp)
{
	S32 index = mTabContainer->getIndexForPanel(floaterp);
	if (index != -1)
	{
		mTabContainer->setPanelTitle(index, floaterp->getShortTitle());
	}
}


/**
	BOOL selectFloater(LLFloater* floaterp)

	If the LLFloater pointed to by floaterp is hosted by this,
	then its tab is selected and returns true.  Otherwise returns false.

	Affects: mTabContainer
**/
BOOL LLMultiFloater::selectFloater(LLFloater* floaterp)
{
	return mTabContainer->selectTabPanel(floaterp);
}

// virtual
void LLMultiFloater::selectNextFloater()
{
	mTabContainer->selectNextTab();
}

// virtual
void LLMultiFloater::selectPrevFloater()
{
	mTabContainer->selectPrevTab();
}

void LLMultiFloater::showFloater(LLFloater* floaterp, LLTabContainer::eInsertionPoint insertion_point)
{
	if(!floaterp) return;
	// we won't select a panel that already is selected
	// it is hard to do this internally to tab container
	// as tab selection is handled via index and the tab at a given
	// index might have changed
	if (floaterp != mTabContainer->getCurrentPanel() &&
		!mTabContainer->selectTabPanel(floaterp))
	{
		addFloater(floaterp, TRUE, insertion_point);
	}
}

void LLMultiFloater::removeFloater(LLFloater* floaterp)
{
	if (!floaterp || floaterp->getHost() != this )
		return;

	floater_data_map_t::iterator found_data_it = mFloaterDataMap.find(floaterp->getHandle());
	if (found_data_it != mFloaterDataMap.end())
	{
		LLFloaterData& floater_data = found_data_it->second;
		floaterp->setCanMinimize(floater_data.mCanMinimize);
		if (!floater_data.mCanResize)
		{
			// restore original size
			floaterp->reshape(floater_data.mWidth, floater_data.mHeight);
		}
		floaterp->setCanResize(floater_data.mCanResize);
		mFloaterDataMap.erase(found_data_it);
	}
	mTabContainer->removeTabPanel(floaterp);
	floaterp->setBackgroundVisible(TRUE);
	floaterp->setCanDrag(TRUE);
	floaterp->setHost(NULL);
	floaterp->applyRectControl();

	updateResizeLimits();

	tabOpen((LLFloater*)mTabContainer->getCurrentPanel(), false);
}

void LLMultiFloater::tabOpen(LLFloater* opened_floater, bool from_click)
{
	// default implementation does nothing
}

void LLMultiFloater::tabClose()
{
	if (mTabContainer->getTabCount() == 0)
	{
		// no more children, close myself
		closeFloater();
	}
}

void LLMultiFloater::setVisible(BOOL visible)
{
	// *FIX: shouldn't have to do this, fix adding to minimized multifloater
	LLFloater::setVisible(visible);
	
	if (mTabContainer)
	{
		LLPanel* cur_floaterp = mTabContainer->getCurrentPanel();

		if (cur_floaterp)
		{
			cur_floaterp->setVisible(visible);
		}

		// if no tab selected, and we're being shown,
		// select last tab to be added
		if (visible && !cur_floaterp)
		{
			mTabContainer->selectLastTab();
		}
	}
}

BOOL LLMultiFloater::handleKeyHere(KEY key, MASK mask)
{
	if (key == 'W' && mask == (MASK_CONTROL|MASK_SHIFT))
	{
		LLFloater* floater = getActiveFloater();
		// is user closeable and is system closeable
		if (floater && floater->canClose() && floater->isCloseable())
		{
			floater->closeFloater();

			// EXT-5695 (Tabbed IM window loses focus if close any tabs by Ctrl+W)
			// bring back focus on tab container if there are any tab left
			if(mTabContainer->getTabCount() > 0)
			{
				mTabContainer->setFocus(TRUE);
			}
		}
		return TRUE;
	}

	return LLFloater::handleKeyHere(key, mask);
}

bool LLMultiFloater::addChild(LLView* child, S32 tab_group)
{
	LLTabContainer* tab_container = dynamic_cast<LLTabContainer*>(child);
	if (tab_container)
	{
		// store pointer to tab container
		setTabContainer(tab_container);
	}

	// then go ahead and add child as usual
	return LLFloater::addChild(child, tab_group);
}

LLFloater* LLMultiFloater::getActiveFloater()
{
	return (LLFloater*)mTabContainer->getCurrentPanel();
}

S32	LLMultiFloater::getFloaterCount()
{
	return mTabContainer->getTabCount();
}

/**
	BOOL isFloaterFlashing(LLFloater* floaterp)

	Returns true if the LLFloater pointed to by floaterp
	is currently in a flashing state and is hosted by this.
	False otherwise.

	Requires: floaterp != NULL
**/
BOOL LLMultiFloater::isFloaterFlashing(LLFloater* floaterp)
{
	if ( floaterp && floaterp->getHost() == this )
		return mTabContainer->getTabPanelFlashing(floaterp);

	return FALSE;
}

/**
	BOOL setFloaterFlashing(LLFloater* floaterp, BOOL flashing)

	Sets the current flashing state of the LLFloater pointed
	to by floaterp to be the BOOL flashing if the LLFloater pointed
	to by floaterp is hosted by this.

	Requires: floaterp != NULL
**/
void LLMultiFloater::setFloaterFlashing(LLFloater* floaterp, BOOL flashing)
{
	if ( floaterp && floaterp->getHost() == this )
		mTabContainer->setTabPanelFlashing(floaterp, flashing);
}

void LLMultiFloater::onTabSelected()
{
	LLFloater* floaterp = dynamic_cast<LLFloater*>(mTabContainer->getCurrentPanel());
	if (floaterp)
	{
		tabOpen(floaterp, true);
	}
}

void LLMultiFloater::setCanResize(BOOL can_resize)
{
	LLFloater::setCanResize(can_resize);
	if (!mTabContainer) return;
	if (isResizable() && mTabContainer->getTabPosition() == LLTabContainer::BOTTOM)
	{
		mTabContainer->setRightTabBtnOffset(RESIZE_HANDLE_WIDTH);
	}
	else
	{
		mTabContainer->setRightTabBtnOffset(0);
	}
}

BOOL LLMultiFloater::postBuild()
{
	mCloseSignal.connect(boost::bind(&LLMultiFloater::closeAllFloaters, this));
		
	// remember any original xml minimum size
	getResizeLimits(&mOrigMinWidth, &mOrigMinHeight);

	if (mTabContainer)
	{
		return TRUE;
	}

	mTabContainer = getChild<LLTabContainer>("Preview Tabs");
	
	setCanResize(mResizable);
	return TRUE;
}

void LLMultiFloater::updateResizeLimits()
{
	static LLUICachedControl<S32> tabcntr_close_btn_size ("UITabCntrCloseBtnSize", 0);
	const LLFloater::Params& default_params = LLFloater::getDefaultParams();
	S32 floater_header_size = default_params.header_height;
	S32 tabcntr_header_height = LLPANEL_BORDER_WIDTH + tabcntr_close_btn_size;
	// initialize minimum size constraint to the original xml values.
	S32 new_min_width = mOrigMinWidth;
	S32 new_min_height = mOrigMinHeight;
	// possibly increase minimum size constraint due to children's minimums.
	for (S32 tab_idx = 0; tab_idx < mTabContainer->getTabCount(); ++tab_idx)
	{
		LLFloater* floaterp = (LLFloater*)mTabContainer->getPanelByIndex(tab_idx);
		if (floaterp)
		{
			new_min_width = llmax(new_min_width, floaterp->getMinWidth() + LLPANEL_BORDER_WIDTH * 2);
			new_min_height = llmax(new_min_height, floaterp->getMinHeight() + floater_header_size + tabcntr_header_height);
		}
	}
	setResizeLimits(new_min_width, new_min_height);

	S32 cur_height = getRect().getHeight();
	S32 new_width = llmax(getRect().getWidth(), new_min_width);
	S32 new_height = llmax(getRect().getHeight(), new_min_height);

	if (isMinimized())
	{
		const LLRect& expanded = getExpandedRect();
		LLRect newrect;
		newrect.setLeftTopAndSize(expanded.mLeft, expanded.mTop, llmax(expanded.getWidth(), new_width), llmax(expanded.getHeight(), new_height));
		setExpandedRect(newrect);
	}
	else
	{
		reshape(new_width, new_height);

		// make sure upper left corner doesn't move
		translate(0, cur_height - getRect().getHeight());

		// make sure this window is visible on screen when it has been modified
		// (tab added, etc)
		gFloaterView->adjustToFitScreen(this, TRUE);
	}
}