1 | #include "daynavigatorwidget.h" |
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2 | |
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3 | #include <QPainter> |
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4 | #include <QFontMetrics> |
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5 | #include <QLabel> |
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6 | |
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7 | #include <QDebug> |
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8 | |
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9 | DayNavigatorWidget::DayNavigatorWidget(QWidget *aParent) |
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10 | : QWidget(aParent) |
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11 | , mStartDate(QDate()) |
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12 | , mEndDate(QDate()) |
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13 | , mCurDate(QDate()) |
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14 | { |
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15 | setupUi(this); |
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16 | connect(prevDayButton, SIGNAL(clicked()), SLOT(prevDayButtonClicked())); |
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17 | connect(nextDayButton, SIGNAL(clicked()), SLOT(nextDayButtonClicked())); |
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18 | |
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19 | mFontMetrics = new QFontMetrics(QLabel().font()); |
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20 | } |
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21 | |
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22 | void DayNavigatorWidget::setDates(const QDate &aStartDate, const QDate &aEndDate) |
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23 | { |
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24 | Q_ASSERT(aStartDate<=aEndDate); |
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25 | |
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26 | //qDebug() << "DayNavigatorWidget::setDates(): " << aStartDate << ", " << aEndDate; |
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27 | mStartDate = aStartDate; |
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28 | mEndDate = aEndDate; |
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29 | mCurDate = aStartDate; |
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30 | |
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31 | QRect rect = mFontMetrics->boundingRect(mCurDate.toString("MMM dd yyyy")); |
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32 | qDebug() << mCurDate.toString(); |
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33 | |
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34 | if(mStartDate==mEndDate) // only one day conference |
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35 | { |
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36 | prevDayButton->setDisabled(true); |
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37 | nextDayButton->setDisabled(true); |
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38 | emit(dateChanged(mCurDate)); |
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39 | } |
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40 | else |
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41 | { |
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42 | // at least 2-days conference |
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43 | prevDayButton->setDisabled(true); |
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44 | nextDayButton->setDisabled(false); |
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45 | emit(dateChanged(mCurDate)); |
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46 | } |
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47 | } |
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48 | |
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49 | void DayNavigatorWidget::prevDayButtonClicked() |
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50 | { |
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51 | //qDebug() << mStartDate << ":" << mCurDate << ":" << mEndDate; |
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52 | if(mCurDate>mStartDate) |
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53 | { |
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54 | mCurDate = mCurDate.addDays(-1); |
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55 | // check start date |
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56 | if(mCurDate==mStartDate || mStartDate==mEndDate) |
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57 | prevDayButton->setDisabled(true); |
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58 | else |
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59 | prevDayButton->setDisabled(false); |
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60 | // check end date |
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61 | if(mCurDate==mEndDate || mStartDate==mEndDate) |
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62 | nextDayButton->setDisabled(true); |
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63 | else |
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64 | nextDayButton->setDisabled(false); |
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65 | |
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66 | emit(dateChanged(mCurDate)); |
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67 | selectedDate->update(); |
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68 | } |
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69 | } |
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70 | |
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71 | void DayNavigatorWidget::nextDayButtonClicked() |
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72 | { |
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73 | //qDebug() << mStartDate << ":" << mCurDate << ":" << mEndDate; |
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74 | if(mCurDate<mEndDate) |
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75 | { |
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76 | mCurDate = mCurDate.addDays(1); |
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77 | // check start date |
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78 | if(mCurDate==mStartDate || mStartDate==mEndDate) |
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79 | prevDayButton->setDisabled(true); |
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80 | else |
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81 | prevDayButton->setDisabled(false); |
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82 | // check end date |
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83 | if(mCurDate==mEndDate || mStartDate==mEndDate) |
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84 | nextDayButton->setDisabled(true); |
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85 | else |
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86 | nextDayButton->setDisabled(false); |
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87 | |
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88 | emit(dateChanged(mCurDate)); |
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89 | selectedDate->update(); |
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90 | } |
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91 | } |
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92 | |
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93 | QDate DayNavigatorWidget::getCurrentDate() |
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94 | { |
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95 | return mCurDate; |
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96 | } |
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97 | |
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98 | void DayNavigatorWidget::paintEvent(QPaintEvent *aEvent) |
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99 | { |
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100 | QString selectedDateStr = mCurDate.toString("MMM dd yyyy"); |
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101 | |
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102 | QPainter painter(this); |
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103 | painter.save(); |
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104 | QRect r = selectedDate->geometry(); |
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105 | QRect s = mFontMetrics->boundingRect(selectedDateStr); |
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106 | QPoint p = QPoint( |
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107 | r.x() + r.width()/2 - s.height()/2 - mFontMetrics->descent(), |
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108 | - 130 |
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109 | ); |
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110 | |
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111 | painter.translate(r.width()/2, r.height()/2); |
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112 | painter.rotate(270); |
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113 | painter.drawText(p.y(), p.x(), selectedDateStr); // y,x,string |
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114 | painter.restore(); |
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115 | } |
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116 | |
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