vcs.maemo.org Git - situare/blob - src/ui/tabbedpanel.cpp

   1 /*
   2     Situare - A location system for Facebook
   3     Copyright (C) 2010  Ixonos Plc. Authors:
   4
   5         Kaj Wallin - kaj.wallin@ixonos.com
   6         Pekka Nissinen - pekka.nissinen@ixonos.com
   7
   8     Situare is free software; you can redistribute it and/or
   9     modify it under the terms of the GNU General Public License
  10     version 2 as published by the Free Software Foundation.
  11
  12     Situare is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with Situare; if not, write to the Free Software
  19     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  20     USA.
  21 */
  22
  23 #include <QDebug>
  24 #include <QPropertyAnimation>
  25 #include <QSignalTransition>
  26 #include <QStackedWidget>
  27 #include <QStateMachine>
  28
  29 #include "panelbar.h"
  30 #include "panelcontentstack.h"
  31 #include "paneltabbar.h"
  32
  33 #include "tabbedpanel.h"
  34
  35 TabbedPanel::TabbedPanel(QWidget *parent)
  36     : QWidget(parent),
  37       m_isOpen(false)
  38 {
  39     qDebug() << __PRETTY_FUNCTION__;
  40
  41     const int TAB_BAR_TOP_SPACING = 8;
  42
  43     resize(PANEL_BAR_TABBED_WIDTH + PANEL_WIDTH, PANEL_HEIGHT);
  44     move(PANEL_CLOSED_X, PANEL_TOP_PADDING);
  45
  46     // --- TABS ---
  47     m_panelTabBar = new PanelTabBar(this);
  48     m_panelTabBar->move(0, TAB_BAR_TOP_SPACING);
  49
  50     connect(m_panelTabBar, SIGNAL(currentChanged(int)),
  51             this, SLOT(setCurrentIndex(int)));
  52
  53     connect(m_panelTabBar, SIGNAL(tabCloseRequested(int)),
  54              this, SLOT(closePanel()));
  55
  56     connect(this, SIGNAL(panelClosed()),
  57             m_panelTabBar, SLOT(deselectTabs()));
  58
  59     // --- BAR ---
  60     m_panelBar = new PanelBar(this);
  61     ///< @todo magic
  62     m_panelBar->move(PANEL_TAB_WIDTH, 0);
  63
  64     // --- PANEL CONTENT ---
  65     m_panelContentStack = new PanelContentStack(this);
  66     ///< @todo magic
  67     m_panelContentStack->move(PANEL_TAB_WIDTH + PANEL_BAR_WIDTH, 0);
  68
  69     // --- PANEL ANIMATION ---
  70     m_panelStateMachine = new QStateMachine(this);
  71
  72     m_panelStateClosed = new QState(m_panelStateMachine);
  73     m_panelStateOpened = new QState(m_panelStateMachine);
  74
  75     m_panelAnimation = new QPropertyAnimation(this, "pos", this);
  76
  77     m_panelStateMachine->setInitialState(m_panelStateClosed);
  78
  79     m_panelTransitionOpen = m_panelStateClosed->addTransition(this, SIGNAL(toggleState()),
  80                                                               m_panelStateOpened);
  81     m_panelTransitionOpen->addAnimation(m_panelAnimation);
  82
  83     m_panelTransitionClose = m_panelStateOpened->addTransition(this, SIGNAL(toggleState()),
  84                                                                m_panelStateClosed);
  85     m_panelTransitionClose->addAnimation(m_panelAnimation);
  86
  87     connect(m_panelAnimation, SIGNAL(finished()),
  88             this, SLOT(stateChanged()));
  89
  90     m_panelStateClosed->assignProperty(this, "pos",
  91                                        QPoint(PANEL_CLOSED_X, PANEL_TOP_PADDING));
  92     m_panelStateOpened->assignProperty(this, "pos",
  93                                        QPoint(PANEL_OPENED_X, PANEL_TOP_PADDING));
  94
  95     m_panelStateMachine->start();
  96 }
  97
  98 int TabbedPanel::addTab(QWidget *widget, const QIcon& icon)
  99 {
 100     qDebug() << __PRETTY_FUNCTION__;
 101
 102     const int APPEND_INDEX = -1;
 103
 104     return insertTab(APPEND_INDEX, widget, icon);
 105 }
 106
 107 void TabbedPanel::closePanel()
 108 {
 109     qDebug() << __PRETTY_FUNCTION__;
 110
 111     if (m_isOpen)
 112         emit toggleState();
 113 }
 114
 115 int TabbedPanel::insertTab(int index, QWidget *widget, const QIcon& icon)
 116 {
 117     qDebug() << __PRETTY_FUNCTION__;
 118
 119     index = m_panelContentStack->insertWidget(index, widget);
 120     m_panelTabBar->insertTab(index, icon);
 121
 122     return index;
 123 }
 124
 125 void TabbedPanel::removeTab(int index)
 126 {
 127     qDebug() << __PRETTY_FUNCTION__;
 128
 129     if (QWidget *widget = m_panelContentStack->widget(index)) {
 130         m_panelContentStack->removeWidget(widget);
 131         m_panelTabBar->removeTab(index);
 132     }
 133 }
 134
 135 void TabbedPanel::resizePanel(const QSize &size)
 136 {
 137     qDebug() << __PRETTY_FUNCTION__;
 138
 139     resize(PANEL_BAR_TABBED_WIDTH + PANEL_WIDTH,
 140            size.height() - PANEL_TOP_PADDING - PANEL_BOTTOM_PADDING);
 141
 142     if (!m_isOpen)
 143         move(size.width() - PANEL_TAB_WIDTH - PANEL_BAR_WIDTH, PANEL_TOP_PADDING);
 144     else
 145         move(size.width() - PANEL_TAB_WIDTH - PANEL_BAR_WIDTH - PANEL_WIDTH, PANEL_TOP_PADDING);
 146
 147     m_panelBar->resizeBar(size);
 148
 149     m_panelContentStack->resizeContentStack(size);
 150
 151     QPoint closedPosition(size.width() - PANEL_TAB_WIDTH - PANEL_BAR_WIDTH, PANEL_TOP_PADDING);
 152     m_panelStateClosed->assignProperty(this, "pos", closedPosition);
 153
 154     QPoint openedPosition(size.width() - PANEL_TAB_WIDTH - PANEL_BAR_WIDTH - PANEL_WIDTH,
 155                           PANEL_TOP_PADDING);
 156     m_panelStateOpened->assignProperty(this, "pos", openedPosition);
 157 }
 158
 159 void TabbedPanel::showPanel(QWidget *widget)
 160 {
 161     qDebug() << __PRETTY_FUNCTION__;
 162
 163     m_panelTabBar->selectTab(m_panelContentStack->indexOf(widget));
 164 }
 165
 166 void TabbedPanel::setCurrentIndex(int index)
 167 {
 168     qDebug() << __PRETTY_FUNCTION__;
 169
 170     if ((index < m_panelContentStack->count()) && (index >= 0)) {
 171         m_panelContentStack->setCurrentIndex(index);
 172
 173         if (!m_isOpen)
 174             emit toggleState();
 175
 176         emit currentChanged(index);
 177     }
 178 }
 179
 180 void TabbedPanel::stateChanged()
 181 {
 182     qDebug() << __PRETTY_FUNCTION__;
 183
 184     if (!m_isOpen) {
 185         m_isOpen = true;
 186         emit panelOpened();
 187     } else {
 188         m_isOpen = false;
 189         emit panelClosed();
 190     }
 191 }