annotate view/PaneStack.cpp @ 257:1ab41ee36952

* Add a measurement mode tool -- no functionality yet
author Chris Cannam
date Wed, 13 Jun 2007 12:00:01 +0000
parents 0e9f59f991aa
children 1a49bd0d8375
rev   line source
Chris@127 1
Chris@127 2 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@127 3
Chris@127 4 /*
Chris@127 5 Sonic Visualiser
Chris@127 6 An audio file viewer and annotation editor.
Chris@127 7 Centre for Digital Music, Queen Mary, University of London.
Chris@182 8 This file copyright 2006 Chris Cannam and QMUL.
Chris@127 9
Chris@127 10 This program is free software; you can redistribute it and/or
Chris@127 11 modify it under the terms of the GNU General Public License as
Chris@127 12 published by the Free Software Foundation; either version 2 of the
Chris@127 13 License, or (at your option) any later version. See the file
Chris@127 14 COPYING included with this distribution for more information.
Chris@127 15 */
Chris@127 16
Chris@127 17 #include "PaneStack.h"
Chris@127 18
Chris@128 19 #include "Pane.h"
Chris@127 20 #include "widgets/PropertyStack.h"
Chris@128 21 #include "layer/Layer.h"
Chris@128 22 #include "ViewManager.h"
Chris@127 23
Chris@127 24 #include <QApplication>
Chris@127 25 #include <QHBoxLayout>
Chris@127 26 #include <QPainter>
Chris@127 27 #include <QPalette>
Chris@127 28 #include <QLabel>
Chris@127 29 #include <QSplitter>
Chris@127 30 #include <QStackedWidget>
Chris@127 31
Chris@127 32 #include <iostream>
Chris@127 33
Chris@247 34 //#define DEBUG_PANE_STACK 1
Chris@247 35
Chris@127 36 PaneStack::PaneStack(QWidget *parent, ViewManager *viewManager) :
Chris@127 37 QFrame(parent),
Chris@127 38 m_currentPane(0),
Chris@127 39 m_splitter(new QSplitter),
Chris@127 40 m_propertyStackStack(new QStackedWidget),
Chris@127 41 m_viewManager(viewManager),
Chris@127 42 m_layoutStyle(PropertyStackPerPaneLayout)
Chris@127 43 {
Chris@127 44 QHBoxLayout *layout = new QHBoxLayout;
Chris@127 45 layout->setMargin(0);
Chris@127 46 layout->setSpacing(0);
Chris@127 47
Chris@127 48 m_splitter->setOrientation(Qt::Vertical);
Chris@127 49 m_splitter->setOpaqueResize(false);
Chris@127 50
Chris@127 51 layout->addWidget(m_splitter);
Chris@127 52 layout->setStretchFactor(m_splitter, 1);
Chris@127 53 layout->addWidget(m_propertyStackStack);
Chris@127 54 m_propertyStackStack->hide();
Chris@127 55
Chris@127 56 setLayout(layout);
Chris@127 57 }
Chris@127 58
Chris@127 59 Pane *
Chris@127 60 PaneStack::addPane(bool suppressPropertyBox)
Chris@127 61 {
Chris@127 62 QFrame *frame = new QFrame;
Chris@127 63 QHBoxLayout *layout = new QHBoxLayout;
Chris@127 64 layout->setMargin(0);
Chris@127 65 layout->setSpacing(2);
Chris@127 66
Chris@127 67 QLabel *currentIndicator = new QLabel(frame);
Chris@127 68 currentIndicator->setFixedWidth(QPainter(this).fontMetrics().width("x"));
Chris@127 69 layout->addWidget(currentIndicator);
Chris@127 70 layout->setStretchFactor(currentIndicator, 1);
Chris@127 71 currentIndicator->setScaledContents(true);
Chris@127 72
Chris@127 73 Pane *pane = new Pane(frame);
Chris@127 74 pane->setViewManager(m_viewManager);
Chris@127 75 layout->addWidget(pane);
Chris@127 76 layout->setStretchFactor(pane, 10);
Chris@127 77
Chris@127 78 QWidget *properties = 0;
Chris@127 79 if (suppressPropertyBox) {
Chris@127 80 properties = new QFrame();
Chris@127 81 } else {
Chris@127 82 properties = new PropertyStack(frame, pane);
Chris@127 83 connect(properties, SIGNAL(propertyContainerSelected(View *, PropertyContainer *)),
Chris@127 84 this, SLOT(propertyContainerSelected(View *, PropertyContainer *)));
Chris@190 85 connect(properties, SIGNAL(viewSelected(View *)),
Chris@190 86 this, SLOT(viewSelected(View *)));
Chris@189 87 connect(properties, SIGNAL(contextHelpChanged(const QString &)),
Chris@189 88 this, SIGNAL(contextHelpChanged(const QString &)));
Chris@127 89 }
Chris@127 90 if (m_layoutStyle == PropertyStackPerPaneLayout) {
Chris@127 91 layout->addWidget(properties);
Chris@127 92 } else {
Chris@127 93 properties->setParent(m_propertyStackStack);
Chris@127 94 m_propertyStackStack->addWidget(properties);
Chris@127 95 }
Chris@127 96 layout->setStretchFactor(properties, 1);
Chris@127 97
Chris@127 98 PaneRec rec;
Chris@127 99 rec.pane = pane;
Chris@127 100 rec.propertyStack = properties;
Chris@127 101 rec.currentIndicator = currentIndicator;
Chris@127 102 rec.frame = frame;
Chris@127 103 rec.layout = layout;
Chris@127 104 m_panes.push_back(rec);
Chris@127 105
Chris@127 106 frame->setLayout(layout);
Chris@127 107 m_splitter->addWidget(frame);
Chris@127 108
Chris@127 109 connect(pane, SIGNAL(propertyContainerAdded(PropertyContainer *)),
Chris@127 110 this, SLOT(propertyContainerAdded(PropertyContainer *)));
Chris@127 111 connect(pane, SIGNAL(propertyContainerRemoved(PropertyContainer *)),
Chris@127 112 this, SLOT(propertyContainerRemoved(PropertyContainer *)));
Chris@127 113 connect(pane, SIGNAL(paneInteractedWith()),
Chris@127 114 this, SLOT(paneInteractedWith()));
Chris@127 115 connect(pane, SIGNAL(rightButtonMenuRequested(QPoint)),
Chris@127 116 this, SLOT(rightButtonMenuRequested(QPoint)));
Chris@127 117
Chris@127 118 if (!m_currentPane) {
Chris@127 119 setCurrentPane(pane);
Chris@127 120 }
Chris@127 121
Chris@127 122 return pane;
Chris@127 123 }
Chris@127 124
Chris@127 125 void
Chris@235 126 PaneStack::setPropertyStackMinWidth(int mw)
Chris@235 127 {
Chris@235 128 for (std::vector<PaneRec>::iterator i = m_panes.begin();
Chris@235 129 i != m_panes.end(); ++i) {
Chris@235 130 i->propertyStack->setMinimumWidth(mw);
Chris@235 131 }
Chris@235 132 m_propertyStackMinWidth = mw;
Chris@235 133 }
Chris@235 134
Chris@235 135 void
Chris@127 136 PaneStack::setLayoutStyle(LayoutStyle style)
Chris@127 137 {
Chris@127 138 if (style == m_layoutStyle) return;
Chris@127 139 m_layoutStyle = style;
Chris@127 140
Chris@127 141 std::vector<PaneRec>::iterator i;
Chris@127 142
Chris@127 143 switch (style) {
Chris@127 144
Chris@179 145 case NoPropertyStacks:
Chris@127 146 case SinglePropertyStackLayout:
Chris@127 147
Chris@127 148 for (i = m_panes.begin(); i != m_panes.end(); ++i) {
Chris@127 149 i->layout->removeWidget(i->propertyStack);
Chris@127 150 i->propertyStack->setParent(m_propertyStackStack);
Chris@127 151 m_propertyStackStack->addWidget(i->propertyStack);
Chris@127 152 }
Chris@179 153 m_propertyStackStack->setVisible(style != NoPropertyStacks);
Chris@127 154 break;
Chris@127 155
Chris@127 156 case PropertyStackPerPaneLayout:
Chris@127 157
Chris@127 158 for (i = m_panes.begin(); i != m_panes.end(); ++i) {
Chris@127 159 m_propertyStackStack->removeWidget(i->propertyStack);
Chris@127 160 i->propertyStack->setParent(i->frame);
Chris@127 161 i->layout->addWidget(i->propertyStack);
Chris@127 162 i->propertyStack->show();
Chris@127 163 }
Chris@127 164 m_propertyStackStack->hide();
Chris@127 165 break;
Chris@127 166 }
Chris@127 167 }
Chris@127 168
Chris@127 169 Pane *
Chris@127 170 PaneStack::getPane(int n)
Chris@127 171 {
Chris@127 172 return m_panes[n].pane;
Chris@127 173 }
Chris@127 174
Chris@127 175 Pane *
Chris@127 176 PaneStack::getHiddenPane(int n)
Chris@127 177 {
Chris@127 178 return m_hiddenPanes[n].pane;
Chris@127 179 }
Chris@127 180
Chris@127 181 void
Chris@127 182 PaneStack::deletePane(Pane *pane)
Chris@127 183 {
Chris@127 184 std::vector<PaneRec>::iterator i;
Chris@127 185 bool found = false;
Chris@127 186
Chris@127 187 for (i = m_panes.begin(); i != m_panes.end(); ++i) {
Chris@127 188 if (i->pane == pane) {
Chris@127 189 m_panes.erase(i);
Chris@127 190 found = true;
Chris@127 191 break;
Chris@127 192 }
Chris@127 193 }
Chris@127 194
Chris@127 195 if (!found) {
Chris@127 196
Chris@127 197 for (i = m_hiddenPanes.begin(); i != m_hiddenPanes.end(); ++i) {
Chris@127 198 if (i->pane == pane) {
Chris@127 199 m_hiddenPanes.erase(i);
Chris@127 200 found = true;
Chris@127 201 break;
Chris@127 202 }
Chris@127 203 }
Chris@127 204
Chris@127 205 if (!found) {
Chris@127 206 std::cerr << "WARNING: PaneStack::deletePane(" << pane << "): Pane not found in visible or hidden panes, not deleting" << std::endl;
Chris@127 207 return;
Chris@127 208 }
Chris@127 209 }
Chris@127 210
Chris@127 211 delete pane->parent();
Chris@127 212
Chris@127 213 if (m_currentPane == pane) {
Chris@127 214 if (m_panes.size() > 0) {
Chris@127 215 setCurrentPane(m_panes[0].pane);
Chris@127 216 } else {
Chris@127 217 setCurrentPane(0);
Chris@127 218 }
Chris@127 219 }
Chris@127 220 }
Chris@127 221
Chris@127 222 int
Chris@127 223 PaneStack::getPaneCount() const
Chris@127 224 {
Chris@127 225 return m_panes.size();
Chris@127 226 }
Chris@127 227
Chris@127 228 int
Chris@127 229 PaneStack::getHiddenPaneCount() const
Chris@127 230 {
Chris@127 231 return m_hiddenPanes.size();
Chris@127 232 }
Chris@127 233
Chris@127 234 void
Chris@127 235 PaneStack::hidePane(Pane *pane)
Chris@127 236 {
Chris@127 237 std::vector<PaneRec>::iterator i = m_panes.begin();
Chris@127 238
Chris@127 239 while (i != m_panes.end()) {
Chris@127 240 if (i->pane == pane) {
Chris@127 241
Chris@127 242 m_hiddenPanes.push_back(*i);
Chris@127 243 m_panes.erase(i);
Chris@127 244
Chris@127 245 QWidget *pw = dynamic_cast<QWidget *>(pane->parent());
Chris@127 246 if (pw) pw->hide();
Chris@127 247
Chris@127 248 if (m_currentPane == pane) {
Chris@127 249 if (m_panes.size() > 0) {
Chris@127 250 setCurrentPane(m_panes[0].pane);
Chris@127 251 } else {
Chris@127 252 setCurrentPane(0);
Chris@127 253 }
Chris@127 254 }
Chris@127 255
Chris@127 256 return;
Chris@127 257 }
Chris@127 258 ++i;
Chris@127 259 }
Chris@127 260
Chris@127 261 std::cerr << "WARNING: PaneStack::hidePane(" << pane << "): Pane not found in visible panes" << std::endl;
Chris@127 262 }
Chris@127 263
Chris@127 264 void
Chris@127 265 PaneStack::showPane(Pane *pane)
Chris@127 266 {
Chris@127 267 std::vector<PaneRec>::iterator i = m_hiddenPanes.begin();
Chris@127 268
Chris@127 269 while (i != m_hiddenPanes.end()) {
Chris@127 270 if (i->pane == pane) {
Chris@127 271 m_panes.push_back(*i);
Chris@127 272 m_hiddenPanes.erase(i);
Chris@127 273 QWidget *pw = dynamic_cast<QWidget *>(pane->parent());
Chris@127 274 if (pw) pw->show();
Chris@127 275
Chris@127 276 //!!! update current pane
Chris@127 277
Chris@127 278 return;
Chris@127 279 }
Chris@127 280 ++i;
Chris@127 281 }
Chris@127 282
Chris@127 283 std::cerr << "WARNING: PaneStack::showPane(" << pane << "): Pane not found in hidden panes" << std::endl;
Chris@127 284 }
Chris@127 285
Chris@127 286 void
Chris@127 287 PaneStack::setCurrentPane(Pane *pane) // may be null
Chris@127 288 {
Chris@127 289 if (m_currentPane == pane) return;
Chris@127 290
Chris@127 291 std::vector<PaneRec>::iterator i = m_panes.begin();
Chris@127 292
Chris@127 293 // We used to do this by setting the foreground and background
Chris@127 294 // role, but it seems the background role is ignored and the
Chris@127 295 // background drawn transparent in Qt 4.1 -- I can't quite see why
Chris@127 296
Chris@127 297 QPixmap selectedMap(1, 1);
Chris@127 298 selectedMap.fill(QApplication::palette().color(QPalette::Foreground));
Chris@127 299
Chris@127 300 QPixmap unselectedMap(1, 1);
Chris@127 301 unselectedMap.fill(QApplication::palette().color(QPalette::Background));
Chris@127 302
Chris@127 303 bool found = false;
Chris@127 304
Chris@127 305 while (i != m_panes.end()) {
Chris@127 306 if (i->pane == pane) {
Chris@127 307 i->currentIndicator->setPixmap(selectedMap);
Chris@179 308 if (m_layoutStyle != PropertyStackPerPaneLayout) {
Chris@127 309 m_propertyStackStack->setCurrentWidget(i->propertyStack);
Chris@127 310 }
Chris@127 311 found = true;
Chris@127 312 } else {
Chris@127 313 i->currentIndicator->setPixmap(unselectedMap);
Chris@127 314 }
Chris@127 315 ++i;
Chris@127 316 }
Chris@127 317
Chris@127 318 if (found || pane == 0) {
Chris@127 319 m_currentPane = pane;
Chris@127 320 emit currentPaneChanged(m_currentPane);
Chris@127 321 } else {
Chris@127 322 std::cerr << "WARNING: PaneStack::setCurrentPane(" << pane << "): pane is not a visible pane in this stack" << std::endl;
Chris@127 323 }
Chris@127 324 }
Chris@127 325
Chris@127 326 void
Chris@127 327 PaneStack::setCurrentLayer(Pane *pane, Layer *layer) // may be null
Chris@127 328 {
Chris@127 329 setCurrentPane(pane);
Chris@127 330
Chris@127 331 if (m_currentPane) {
Chris@127 332
Chris@127 333 std::vector<PaneRec>::iterator i = m_panes.begin();
Chris@127 334
Chris@127 335 while (i != m_panes.end()) {
Chris@127 336
Chris@127 337 if (i->pane == pane) {
Chris@127 338 PropertyStack *stack = dynamic_cast<PropertyStack *>
Chris@127 339 (i->propertyStack);
Chris@127 340 if (stack) {
Chris@127 341 if (stack->containsContainer(layer)) {
Chris@127 342 stack->setCurrentIndex(stack->getContainerIndex(layer));
Chris@127 343 emit currentLayerChanged(pane, layer);
Chris@127 344 } else {
Chris@127 345 stack->setCurrentIndex
Chris@127 346 (stack->getContainerIndex
Chris@127 347 (pane->getPropertyContainer(0)));
Chris@127 348 emit currentLayerChanged(pane, 0);
Chris@127 349 }
Chris@127 350 }
Chris@127 351 break;
Chris@127 352 }
Chris@127 353 ++i;
Chris@127 354 }
Chris@127 355 }
Chris@127 356 }
Chris@127 357
Chris@127 358 Pane *
Chris@127 359 PaneStack::getCurrentPane()
Chris@127 360 {
Chris@127 361 return m_currentPane;
Chris@127 362 }
Chris@127 363
Chris@127 364 void
Chris@127 365 PaneStack::propertyContainerAdded(PropertyContainer *)
Chris@127 366 {
Chris@127 367 sizePropertyStacks();
Chris@127 368 }
Chris@127 369
Chris@127 370 void
Chris@127 371 PaneStack::propertyContainerRemoved(PropertyContainer *)
Chris@127 372 {
Chris@127 373 sizePropertyStacks();
Chris@127 374 }
Chris@127 375
Chris@127 376 void
Chris@127 377 PaneStack::propertyContainerSelected(View *client, PropertyContainer *pc)
Chris@127 378 {
Chris@127 379 std::vector<PaneRec>::iterator i = m_panes.begin();
Chris@127 380
Chris@127 381 while (i != m_panes.end()) {
Chris@127 382 PropertyStack *stack = dynamic_cast<PropertyStack *>(i->propertyStack);
Chris@127 383 if (stack &&
Chris@127 384 stack->getClient() == client &&
Chris@127 385 stack->containsContainer(pc)) {
Chris@127 386 setCurrentPane(i->pane);
Chris@127 387 break;
Chris@127 388 }
Chris@127 389 ++i;
Chris@127 390 }
Chris@127 391
Chris@127 392 Layer *layer = dynamic_cast<Layer *>(pc);
Chris@127 393 if (layer) emit currentLayerChanged(m_currentPane, layer);
Chris@127 394 else emit currentLayerChanged(m_currentPane, 0);
Chris@127 395 }
Chris@127 396
Chris@127 397 void
Chris@190 398 PaneStack::viewSelected(View *v)
Chris@190 399 {
Chris@190 400 Pane *p = dynamic_cast<Pane *>(v);
Chris@190 401 if (p) setCurrentPane(p);
Chris@190 402 }
Chris@190 403
Chris@190 404 void
Chris@127 405 PaneStack::paneInteractedWith()
Chris@127 406 {
Chris@127 407 Pane *pane = dynamic_cast<Pane *>(sender());
Chris@127 408 if (!pane) return;
Chris@127 409 setCurrentPane(pane);
Chris@127 410 }
Chris@127 411
Chris@127 412 void
Chris@127 413 PaneStack::rightButtonMenuRequested(QPoint position)
Chris@127 414 {
Chris@127 415 Pane *pane = dynamic_cast<Pane *>(sender());
Chris@127 416 if (!pane) return;
Chris@127 417 emit rightButtonMenuRequested(pane, position);
Chris@127 418 }
Chris@127 419
Chris@127 420 void
Chris@127 421 PaneStack::sizePropertyStacks()
Chris@127 422 {
Chris@127 423 int maxMinWidth = 0;
Chris@127 424
Chris@235 425 if (m_propertyStackMinWidth > 0) maxMinWidth = m_propertyStackMinWidth;
Chris@235 426
Chris@127 427 for (size_t i = 0; i < m_panes.size(); ++i) {
Chris@127 428 if (!m_panes[i].propertyStack) continue;
Chris@247 429 #ifdef DEBUG_PANE_STACK
Chris@243 430 std::cerr << "PaneStack::sizePropertyStacks: " << i << ": min "
Chris@243 431 << m_panes[i].propertyStack->minimumSizeHint().width() << ", hint "
Chris@243 432 << m_panes[i].propertyStack->sizeHint().width() << ", current "
Chris@243 433 << m_panes[i].propertyStack->width() << std::endl;
Chris@247 434 #endif
Chris@127 435
Chris@246 436 if (m_panes[i].propertyStack->sizeHint().width() > maxMinWidth) {
Chris@246 437 maxMinWidth = m_panes[i].propertyStack->sizeHint().width();
Chris@127 438 }
Chris@127 439 }
Chris@127 440
Chris@247 441 #ifdef DEBUG_PANE_STACK
Chris@247 442 std::cerr << "PaneStack::sizePropertyStacks: max min width " << maxMinWidth << std::endl;
Chris@247 443 #endif
Chris@127 444
Chris@238 445 //#ifdef Q_WS_MAC
Chris@127 446 // This is necessary to compensate for cb->setMinimumSize(10, 10)
Chris@127 447 // in PropertyBox in the Mac version (to avoid a mysterious crash)
Chris@247 448 // ... no longer necessary with qt4.2
Chris@238 449 // int setWidth = maxMinWidth * 3 / 2;
Chris@238 450 //#else
Chris@127 451 int setWidth = maxMinWidth;
Chris@238 452 //#endif
Chris@127 453
Chris@127 454 m_propertyStackStack->setMaximumWidth(setWidth + 10);
Chris@127 455
Chris@127 456 for (size_t i = 0; i < m_panes.size(); ++i) {
Chris@127 457 if (!m_panes[i].propertyStack) continue;
Chris@127 458 m_panes[i].propertyStack->setMinimumWidth(setWidth);
Chris@127 459 }
Chris@180 460
Chris@180 461 emit propertyStacksResized();
Chris@127 462 }
Chris@127 463
Chris@127 464