new cool feature

2 files changed, 228 insertions, 0 deletions

diff --git a/microkde/kdatetbl.cpp b/microkde/kdatetbl.cpp
index 508ce31..fce0e5a 100644
--- a/microkde/kdatetbl.cpp
+++ b/microkde/kdatetbl.cpp
@@ -748,3 +748,168 @@ void KDateTable::virtual_hook( int, void* )
 { /*BASE::virtual_hook( id, data );*/ }
 
 //#include "kdatetbl.moc"
+
+
+KDateInternalWeekPicker::KDateInternalWeekPicker
+(int fontsize, QWidget* parent, const char* name)
+    : QGridView(parent, name),
+      result(0) // invalid
+{
+    QRect rect;
+    QFont font;
+    // -----
+    activeCol = -1;
+    activeRow = -1;
+    font=KGlobalSettings::generalFont();
+    font.setPointSize(fontsize);
+    setFont(font);
+    setHScrollBarMode(AlwaysOff);
+    setVScrollBarMode(AlwaysOff);
+    setFrameStyle(QFrame::NoFrame);
+    setNumRows(13);
+    setNumCols(4);
+    // enable to find drawing failures:
+    // setTableFlags(Tbl_clipCellPainting);
+#if 0
+    viewport()->setEraseColor(lightGray); // for consistency with the datepicker
+#endif
+    // ----- find the preferred size
+    //       (this is slow, possibly, but unfortunatly it is needed here):
+    QFontMetrics metrics(font);
+    for(int i=1; i <= 52; ++i)
+        {
+            rect=metrics.boundingRect(QString::number( i ));
+            if(max.width()<rect.width()) max.setWidth(rect.width());
+            if(max.height()<rect.height()) max.setHeight(rect.height());
+        }
+
+}
+
+QSize
+KDateInternalWeekPicker::sizeHint() const
+{
+    return QSize((max.width()+6)*numCols()+2*frameWidth(),
+                 (max.height()+6)*numRows()+2*frameWidth());
+}
+
+int
+KDateInternalWeekPicker::getResult() const
+{
+    return result;
+}
+
+void
+KDateInternalWeekPicker::setupPainter(QPainter *p)
+{
+    p->setPen(black);
+}
+
+void
+KDateInternalWeekPicker::viewportResizeEvent(QResizeEvent*)
+{
+    setCellWidth(width()/4);
+    setCellHeight(height()/13);
+}
+
+void
+KDateInternalWeekPicker::paintCell(QPainter* painter, int row, int col)
+{
+    int index;
+    QString text;
+    // ----- find the number of the cell:
+    index=4*row+col+1;
+    text=QString::number( index );
+    painter->drawText(0, 0, cellWidth(), cellHeight(), AlignCenter, text);
+    if ( activeCol == col && activeRow == row )
+        painter->drawRect( 0, 0, cellWidth(), cellHeight() );
+}
+
+void
+KDateInternalWeekPicker::contentsMousePressEvent(QMouseEvent *e)
+{
+    if(!isEnabled() || e->button() != LeftButton)
+        {
+            KNotifyClient::beep();
+            return;
+        }
+    // -----
+    int row, col;
+    QPoint mouseCoord;
+    // -----
+    mouseCoord = e->pos();
+    row=rowAt(mouseCoord.y());
+    col=columnAt(mouseCoord.x());
+
+    if(row<0 || col<0)
+        { // the user clicked on the frame of the table
+            activeCol = -1;
+            activeRow = -1;
+        } else {
+        activeCol = col;
+        activeRow = row;
+        updateCell( row, col /*, false */ );
+    }
+}
+
+void
+KDateInternalWeekPicker::contentsMouseMoveEvent(QMouseEvent *e)
+{
+    if (e->state() & LeftButton)
+        {
+            int row, col;
+            QPoint mouseCoord;
+            // -----
+            mouseCoord = e->pos();
+            row=rowAt(mouseCoord.y());
+            col=columnAt(mouseCoord.x());
+            int tmpRow = -1, tmpCol = -1;
+            if(row<0 || col<0)
+                { // the user clicked on the frame of the table
+                    if ( activeCol > -1 )
+                        {
+                            tmpRow = activeRow;
+                            tmpCol = activeCol;
+                        }
+                    activeCol = -1;
+                    activeRow = -1;
+                } else {
+                bool differentCell = (activeRow != row || activeCol != col);
+                if ( activeCol > -1 && differentCell)
+                    {
+                        tmpRow = activeRow;
+                        tmpCol = activeCol;
+                    }
+                if ( differentCell)
+                    {
+                        activeRow = row;
+                        activeCol = col;
+                        updateCell( row, col /*, false */ ); // mark the new active cell
+                    }
+            }
+            if ( tmpRow > -1 ) // repaint the former active cell
+                updateCell( tmpRow, tmpCol /*, true */ );
+        }
+}
+
+void
+KDateInternalWeekPicker::contentsMouseReleaseEvent(QMouseEvent *e)
+{
+    if(!isEnabled())
+        {
+            return;
+        }
+    // -----
+    int row, col, pos;
+    QPoint mouseCoord;
+    // -----
+    mouseCoord = e->pos();
+    row=rowAt(mouseCoord.y());
+    col=columnAt(mouseCoord.x());
+    if(row<0 || col<0)
+        { // the user clicked on the frame of the table
+            emit(closeMe(0));
+        }
+    pos=4*row+col+1;
+    result=pos;
+    emit(closeMe(1));
+}
diff --git a/microkde/kdatetbl.h b/microkde/kdatetbl.h
index b4d3e16..2efa532 100644
--- a/microkde/kdatetbl.h
+++ b/microkde/kdatetbl.h
@@ -307,3 +307,66 @@ private:
 };
 
 #endif // KDATETBL_H
+class KDateInternalWeekPicker : public QGridView
+{
+  Q_OBJECT
+protected:
+  /**
+   * Store the month that has been clicked [1..12].
+   */
+  int result;
+  /**
+   * the cell under mouse cursor when LBM is pressed
+   */
+  short int activeCol;
+  short int activeRow;
+  /**
+   * Contains the largest rectangle needed by the month names.
+   */
+  QRect max;
+signals:
+  /**
+   * This is send from the mouse click event handler.
+   */
+  void closeMe(int);
+public:
+  /**
+   * The constructor.
+   */
+  KDateInternalWeekPicker(int fontsize, QWidget* parent, const char* name=0);
+  /**
+   * The size hint.
+   */
+  QSize sizeHint() const;
+  /**
+   * Return the result. 0 means no selection (reject()), 1..12 are the
+   * months.
+   */
+  int getResult() const;
+protected:
+  /**
+   * Set up the painter.
+   */
+  void setupPainter(QPainter *p);
+  /**
+   * The resize event.
+   */
+  void viewportResizeEvent(QResizeEvent*);
+  /**
+   * Paint a cell. This simply draws the month names in it.
+   */
+  virtual void paintCell(QPainter* painter, int row, int col);
+  /**
+   * Catch mouse click and move events to paint a rectangle around the item.
+   */
+  void contentsMousePressEvent(QMouseEvent *e);
+  void contentsMouseMoveEvent(QMouseEvent *e);
+  /**
+   * Emit monthSelected(int) when a cell has been released.
+   */
+  void contentsMouseReleaseEvent(QMouseEvent *e);
+
+private:
+  class KDateInternalMonthPrivate;
+  KDateInternalMonthPrivate *d;
+};