import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
+import java.util.ResourceBundle;
import jexer.bits.CellAttributes;
import jexer.event.TKeypressEvent;
*/
public class TTableWidget extends TWidget {
+ /**
+ * Translated strings.
+ */
+ private static final ResourceBundle i18n = ResourceBundle.getBundle(TTableWidget.class.getName());
+
// ------------------------------------------------------------------------
// Constants --------------------------------------------------------------
// ------------------------------------------------------------------------
DOUBLE,
/**
- * Thick bar: \u258C (vertical, left half block) and \u2580
- * (horizontal, upper block).
+ * Thick bar: \u2503 (vertical heavy) and \u2501 (horizontal heavy).
*/
THICK,
}
+ /**
+ * Row label width.
+ */
+ private static final int ROW_LABEL_WIDTH = 8;
+
+ /**
+ * Column label height.
+ */
+ private static final int COLUMN_LABEL_HEIGHT = 1;
+
+ /**
+ * Column default width.
+ */
+ private static final int COLUMN_DEFAULT_WIDTH = 8;
+
+ /**
+ * Extra rows to add.
+ */
+ private static final int EXTRA_ROWS = 10;
+
+ /**
+ * Extra columns to add.
+ */
+ private static final int EXTRA_COLUMNS = 10 * (8 + 1);
+
// ------------------------------------------------------------------------
// Variables --------------------------------------------------------------
// ------------------------------------------------------------------------
/**
* If true, highlight the entire row of the currently-selected cell.
*/
- private boolean highlightRow = true;
+ private boolean highlightRow = false;
/**
* If true, highlight the entire column of the currently-selected cell.
*/
- private boolean highlightColumn = true;
+ private boolean highlightColumn = false;
/**
* If true, show the row labels as the first column.
*/
private boolean showColumnLabels = true;
+ /**
+ * The top border for the first row.
+ */
+ private Border topBorder = Border.NONE;
+
+ /**
+ * The left border for the first column.
+ */
+ private Border leftBorder = Border.NONE;
+
/**
* Column represents a column of cells.
*/
public class Column {
+ /**
+ * X position of this column.
+ */
+ private int x = 0;
+
/**
* Width of column.
*/
- private int width = 8;
+ private int width = COLUMN_DEFAULT_WIDTH;
/**
* The cells of this column.
private String label = "";
/**
- * The border for this column.
+ * The right border for this column.
*/
- private Border border = Border.NONE;
+ private Border rightBorder = Border.NONE;
/**
* Constructor sets label to lettered column.
* "A", column 1 will be "B", column 26 will be "AA", and so on.
*/
Column(int col) {
- StringBuilder sb = new StringBuilder();
- for (;;) {
- sb.append((char) ('A' + (col % 26)));
- if (col < 26) {
- break;
- }
- col /= 26;
- }
- label = sb.reverse().toString();
+ label = makeColumnLabel(col);
}
/**
public Cell get(final int row) {
return cells.get(row);
}
+
+ /**
+ * Get the X position of the cells in this column.
+ *
+ * @return the position
+ */
+ public int getX() {
+ return x;
+ }
+
+ /**
+ * Set the X position of the cells in this column.
+ *
+ * @param x the position
+ */
+ public void setX(final int x) {
+ for (Cell cell: cells) {
+ cell.setX(x);
+ }
+ this.x = x;
+ }
+
}
/**
*/
public class Row {
+ /**
+ * Y position of this row.
+ */
+ private int y = 0;
+
/**
* Height of row.
*/
private String label = "";
/**
- * The border for this row.
+ * The bottom border for this row.
*/
- private Border border = Border.NONE;
+ private Border bottomBorder = Border.NONE;
/**
* Constructor sets label to numbered row.
public Cell get(final int column) {
return cells.get(column);
}
+ /**
+ * Get the Y position of the cells in this column.
+ *
+ * @return the position
+ */
+ public int getY() {
+ return y;
+ }
+
+ /**
+ * Set the Y position of the cells in this column.
+ *
+ * @param y the position
+ */
+ public void setY(final int y) {
+ for (Cell cell: cells) {
+ cell.setY(y);
+ }
+ this.y = y;
+ }
}
*/
private boolean isEditing = false;
+ /**
+ * If true, the cell is read-only (non-editable).
+ */
+ private boolean readOnly = false;
+
/**
* Text of field before editing.
*/
public void onKeypress(final TKeypressEvent keypress) {
// System.err.println("Cell onKeypress: " + keypress);
+ if (readOnly) {
+ // Read only: do nothing.
+ return;
+ }
+
if (isEditing) {
if (keypress.equals(kbEsc)) {
// ESC cancels the edit.
- field.setText(fieldText);
- isEditing = false;
- field.setEnabled(false);
+ cancelEdit();
return;
}
if (keypress.equals(kbEnter)) {
// Enter ends editing.
+
+ // Pass down to field first so that it can execute
+ // enterAction if specified.
+ super.onKeypress(keypress);
+
fieldText = field.getText();
isEditing = false;
field.setEnabled(false);
field.setText(text);
}
+ /**
+ * Cancel any pending edit.
+ */
+ public void cancelEdit() {
+ // Cancel any pending edit.
+ if (fieldText != null) {
+ field.setText(fieldText);
+ }
+ isEditing = false;
+ field.setEnabled(false);
+ }
+
+ /**
+ * Set an entire column of cells read-only (non-editable) or not.
+ *
+ * @param readOnly if true, the cells will be non-editable
+ */
+ public void setReadOnly(final boolean readOnly) {
+ cancelEdit();
+ this.readOnly = readOnly;
+ }
+
}
// ------------------------------------------------------------------------
// Place a grid of cells that fit in this space.
int row = 0;
- for (int i = 0; i < height; i += rows.get(0).height) {
+ for (int i = 0; i < height + EXTRA_ROWS; i += rows.get(0).height) {
int column = 0;
- for (int j = 0; j < width; j += columns.get(0).width) {
- Cell cell = new Cell(this, j, i, columns.get(0).width,
+ for (int j = 0; j < width + EXTRA_COLUMNS;
+ j += columns.get(0).width) {
+
+ Cell cell = new Cell(this, 0, 0, /* j, i, */ columns.get(0).width,
rows.get(0).height, column, row);
+ // DEBUG: set a grid of cell index labels
+ // TODO: remove this
cell.setText("" + row + " " + column);
rows.get(row).add(cell);
columns.get(column).add(cell);
- if ((i == 0) && (j + columns.get(0).width < width)) {
+ if ((i == 0) &&
+ (j + columns.get(0).width < width + EXTRA_COLUMNS)
+ ) {
columns.add(new Column(column + 1));
}
column++;
}
- if (i + rows.get(0).height < height) {
+ if (i + rows.get(0).height < height + EXTRA_ROWS) {
rows.add(new Row(row + 1));
}
row++;
}
+ for (int i = 0; i < rows.size(); i++) {
+ rows.get(i).setY(i + (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0));
+ }
+ for (int j = 0; j < columns.size(); j++) {
+ columns.get(j).setX((j * COLUMN_DEFAULT_WIDTH) +
+ (showRowLabels ? ROW_LABEL_WIDTH : 0));
+ }
activate(columns.get(selectedColumn).get(selectedRow));
alignGrid();
public void onResize(final TResizeEvent event) {
super.onResize(event);
- alignGrid();
+ bottomRightCorner();
}
/**
*/
@Override
public void onMenu(final TMenuEvent menu) {
+ TInputBox inputBox;
+
switch (menu.getId()) {
+ case TMenu.MID_TABLE_RENAME_COLUMN:
+ inputBox = inputBox(i18n.getString("renameColumnInputTitle"),
+ i18n.getString("renameColumnInputCaption"),
+ getColumnLabel(selectedColumn), TMessageBox.Type.OKCANCEL);
+ if (inputBox.isOk()) {
+ setColumnLabel(selectedColumn, inputBox.getText());
+ }
+ break;
+ case TMenu.MID_TABLE_RENAME_ROW:
+ inputBox = inputBox(i18n.getString("renameRowInputTitle"),
+ i18n.getString("renameRowInputCaption"),
+ getRowLabel(selectedRow), TMessageBox.Type.OKCANCEL);
+ if (inputBox.isOk()) {
+ setRowLabel(selectedRow, inputBox.getText());
+ }
+ break;
case TMenu.MID_TABLE_VIEW_ROW_LABELS:
showRowLabels = getApplication().getMenuItem(menu.getId()).getChecked();
break;
highlightColumn = getApplication().getMenuItem(menu.getId()).getChecked();
break;
case TMenu.MID_TABLE_BORDER_NONE:
+ topBorder = Border.NONE;
+ leftBorder = Border.NONE;
+ for (int i = 0; i < columns.size(); i++) {
+ columns.get(i).rightBorder = Border.NONE;
+ }
+ for (int i = 0; i < rows.size(); i++) {
+ rows.get(i).bottomBorder = Border.NONE;
+ rows.get(i).height = 1;
+ }
+ break;
case TMenu.MID_TABLE_BORDER_ALL:
+ topBorder = Border.SINGLE;
+ leftBorder = Border.SINGLE;
+ for (int i = 0; i < columns.size(); i++) {
+ columns.get(i).rightBorder = Border.SINGLE;
+ }
+ for (int i = 0; i < rows.size(); i++) {
+ rows.get(i).bottomBorder = Border.SINGLE;
+ rows.get(i).height = 2;
+ }
+ break;
+ case TMenu.MID_TABLE_BORDER_CELL_NONE:
+ if (selectedRow == 0) {
+ topBorder = Border.NONE;
+ }
+ if (selectedColumn == 0) {
+ leftBorder = Border.NONE;
+ }
+ columns.get(selectedColumn).rightBorder = Border.NONE;
+ rows.get(selectedRow).bottomBorder = Border.NONE;
+ rows.get(selectedRow).height = 1;
+ break;
+ case TMenu.MID_TABLE_BORDER_CELL_ALL:
+ if (selectedRow == 0) {
+ topBorder = Border.SINGLE;
+ }
+ if (selectedColumn == 0) {
+ leftBorder = Border.SINGLE;
+ }
+ columns.get(selectedColumn).rightBorder = Border.SINGLE;
+ rows.get(selectedRow).bottomBorder = Border.SINGLE;
+ rows.get(selectedRow).height = 2;
+ break;
case TMenu.MID_TABLE_BORDER_RIGHT:
+ columns.get(selectedColumn).rightBorder = Border.SINGLE;
+ break;
case TMenu.MID_TABLE_BORDER_LEFT:
+ if (selectedColumn == 0) {
+ leftBorder = Border.SINGLE;
+ } else {
+ columns.get(selectedColumn - 1).rightBorder = Border.SINGLE;
+ }
+ break;
case TMenu.MID_TABLE_BORDER_TOP:
+ if (selectedRow == 0) {
+ topBorder = Border.SINGLE;
+ } else {
+ rows.get(selectedRow - 1).bottomBorder = Border.SINGLE;
+ rows.get(selectedRow - 1).height = 2;
+ }
+ break;
case TMenu.MID_TABLE_BORDER_BOTTOM:
+ rows.get(selectedRow).bottomBorder = Border.SINGLE;
+ rows.get(selectedRow).height = 2;
+ break;
case TMenu.MID_TABLE_BORDER_DOUBLE_BOTTOM:
+ rows.get(selectedRow).bottomBorder = Border.DOUBLE;
+ rows.get(selectedRow).height = 2;
+ break;
case TMenu.MID_TABLE_BORDER_THICK_BOTTOM:
+ rows.get(selectedRow).bottomBorder = Border.THICK;
+ rows.get(selectedRow).height = 2;
+ break;
case TMenu.MID_TABLE_DELETE_LEFT:
+ deleteCellShiftLeft();
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_DELETE_UP:
+ deleteCellShiftUp();
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_DELETE_ROW:
+ deleteRow(selectedRow);
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_DELETE_COLUMN:
+ deleteColumn(selectedColumn);
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_INSERT_LEFT:
+ insertColumnLeft(selectedColumn);
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_INSERT_RIGHT:
+ insertColumnRight(selectedColumn);
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_INSERT_ABOVE:
+ insertRowAbove(selectedColumn);
+ activate(columns.get(selectedColumn).get(selectedRow));
+ break;
case TMenu.MID_TABLE_INSERT_BELOW:
+ insertRowBelow(selectedColumn);
+ activate(columns.get(selectedColumn).get(selectedRow));
break;
case TMenu.MID_TABLE_COLUMN_NARROW:
columns.get(selectedColumn).width--;
cell.field.setWidth(columns.get(selectedColumn).width);
}
for (int i = selectedColumn + 1; i < columns.size(); i++) {
- for (Cell cell: columns.get(i).cells) {
- cell.setX(cell.getX() - 1);
- }
+ columns.get(i).setX(columns.get(i).getX() - 1);
}
- alignGrid();
break;
case TMenu.MID_TABLE_COLUMN_WIDEN:
columns.get(selectedColumn).width++;
cell.field.setWidth(columns.get(selectedColumn).width);
}
for (int i = selectedColumn + 1; i < columns.size(); i++) {
- for (Cell cell: columns.get(i).cells) {
- cell.setX(cell.getX() + 1);
- }
+ columns.get(i).setX(columns.get(i).getX() + 1);
}
- alignGrid();
break;
case TMenu.MID_TABLE_FILE_SAVE_CSV:
// TODO
super.onMenu(menu);
}
+ // Fix/redraw the display.
alignGrid();
}
}
putStringXY(columns.get(i).get(top).getX(), 0,
String.format(" %-" +
- (columns.get(i).get(top).getWidth() - 2)
+ (columns.get(i).width - 2)
+ "s ", columns.get(i).label),
(i == selectedColumn ? labelColorSelected : labelColor));
}
}
}
+ // Draw vertical borders.
+ if (leftBorder == Border.SINGLE) {
+ vLineXY((showRowLabels ? ROW_LABEL_WIDTH : 0),
+ (topBorder == Border.NONE ? 0 : 1) +
+ (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0),
+ getHeight(), '\u2502', borderColor);
+ }
+ for (int i = left; i < columns.size(); i++) {
+ if (columns.get(i).get(top).isVisible() == false) {
+ break;
+ }
+ if (columns.get(i).rightBorder == Border.SINGLE) {
+ vLineXY(columns.get(i).getX() + columns.get(i).width,
+ (topBorder == Border.NONE ? 0 : 1) +
+ (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0),
+ getHeight(), '\u2502', borderColor);
+ }
+ }
+
+ // Draw horizontal borders.
+ if (topBorder == Border.SINGLE) {
+ hLineXY((showRowLabels ? ROW_LABEL_WIDTH : 0),
+ (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0),
+ getWidth(), '\u2500', borderColor);
+ }
+ for (int i = top; i < rows.size(); i++) {
+ if (rows.get(i).get(left).isVisible() == false) {
+ break;
+ }
+ if (rows.get(i).bottomBorder == Border.SINGLE) {
+ hLineXY((leftBorder == Border.NONE ? 0 : 1) +
+ (showRowLabels ? ROW_LABEL_WIDTH : 0),
+ rows.get(i).getY() + rows.get(i).height - 1,
+ getWidth(), '\u2500', borderColor);
+ } else if (rows.get(i).bottomBorder == Border.DOUBLE) {
+ hLineXY((leftBorder == Border.NONE ? 0 : 1) +
+ (showRowLabels ? ROW_LABEL_WIDTH : 0),
+ rows.get(i).getY() + rows.get(i).height - 1,
+ getWidth(), '\u2550', borderColor);
+ } else if (rows.get(i).bottomBorder == Border.THICK) {
+ hLineXY((leftBorder == Border.NONE ? 0 : 1) +
+ (showRowLabels ? ROW_LABEL_WIDTH : 0),
+ rows.get(i).getY() + rows.get(i).height - 1,
+ getWidth(), '\u2501', borderColor);
+ }
+ }
+ // Top-left corner if needed
+ if ((topBorder == Border.SINGLE) && (leftBorder == Border.SINGLE)) {
+ putCharXY((showRowLabels ? ROW_LABEL_WIDTH : 0),
+ (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0),
+ '\u250c', borderColor);
+ }
+
+ // Now draw the correct corners
+ for (int i = top; i < rows.size(); i++) {
+ if (rows.get(i).get(left).isVisible() == false) {
+ break;
+ }
+ for (int j = left; j < columns.size(); j++) {
+ if (columns.get(j).get(i).isVisible() == false) {
+ break;
+ }
+ if ((i == top) && (topBorder == Border.SINGLE)
+ && (columns.get(j).rightBorder == Border.SINGLE)
+ ) {
+ // Top tee
+ putCharXY(columns.get(j).getX() + columns.get(j).width,
+ (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0),
+ '\u252c', borderColor);
+ }
+ if ((j == left) && (leftBorder == Border.SINGLE)
+ && (rows.get(i).bottomBorder == Border.SINGLE)
+ ) {
+ // Left tee
+ putCharXY((showRowLabels ? ROW_LABEL_WIDTH : 0),
+ rows.get(i).getY() + rows.get(i).height - 1,
+ '\u251c', borderColor);
+ }
+ if ((columns.get(j).rightBorder == Border.SINGLE)
+ && (rows.get(i).bottomBorder == Border.SINGLE)
+ ) {
+ // Intersection of single bars
+ putCharXY(columns.get(j).getX() + columns.get(j).width,
+ rows.get(i).getY() + rows.get(i).height - 1,
+ '\u253c', borderColor);
+ }
+ if ((j == left) && (leftBorder == Border.SINGLE)
+ && (rows.get(i).bottomBorder == Border.DOUBLE)
+ ) {
+ // Left tee: single bar vertical, double bar horizontal
+ putCharXY((showRowLabels ? ROW_LABEL_WIDTH : 0),
+ rows.get(i).getY() + rows.get(i).height - 1,
+ '\u255e', borderColor);
+ }
+ if ((j == left) && (leftBorder == Border.SINGLE)
+ && (rows.get(i).bottomBorder == Border.THICK)
+ ) {
+ // Left tee: single bar vertical, thick bar horizontal
+ putCharXY((showRowLabels ? ROW_LABEL_WIDTH : 0),
+ rows.get(i).getY() + rows.get(i).height - 1,
+ '\u251d', borderColor);
+ }
+ if ((columns.get(j).rightBorder == Border.SINGLE)
+ && (rows.get(i).bottomBorder == Border.DOUBLE)
+ ) {
+ // Intersection: single bar vertical, double bar
+ // horizontal
+ putCharXY(columns.get(j).getX() + columns.get(j).width,
+ rows.get(i).getY() + rows.get(i).height - 1,
+ '\u256a', borderColor);
+ }
+ if ((columns.get(j).rightBorder == Border.SINGLE)
+ && (rows.get(i).bottomBorder == Border.THICK)
+ ) {
+ // Intersection: single bar vertical, thick bar
+ // horizontal
+ putCharXY(columns.get(j).getX() + columns.get(j).width,
+ rows.get(i).getY() + rows.get(i).height - 1,
+ '\u253f', borderColor);
+ }
+ }
+ }
+
// Now draw the window borders.
super.draw();
}
// TTable -----------------------------------------------------------------
// ------------------------------------------------------------------------
+ /**
+ * Generate the default letter name for a column number.
+ *
+ * @param col column number to use for this column. Column 0 will be
+ * "A", column 1 will be "B", column 26 will be "AA", and so on.
+ */
+ private String makeColumnLabel(int col) {
+ StringBuilder sb = new StringBuilder();
+ for (;;) {
+ sb.append((char) ('A' + (col % 26)));
+ if (col < 26) {
+ break;
+ }
+ col /= 26;
+ }
+ return sb.reverse().toString();
+ }
+
/**
* Get the currently-selected cell.
*
return rows.size();
}
+
/**
- * Get the full horizontal width of this table.
- *
- * @return the width required to render the entire table
+ * Push top and left to the bottom-most right corner of the available
+ * grid.
*/
- private int getMaximumWidth() {
- int totalWidth = 0;
+ private void bottomRightCorner() {
+ int viewColumns = getWidth();
if (showRowLabels == true) {
- // For now, all row labels are 8 cells wide. TODO: make this
- // adjustable.
- totalWidth += 8;
- }
- for (Cell cell: getSelectedRow().cells) {
- totalWidth += cell.getWidth() + 1;
+ viewColumns -= ROW_LABEL_WIDTH;
}
- return totalWidth;
+
+ // Set left and top such that the table stays on screen if possible.
+ top = rows.size() - getHeight();
+ left = columns.size() - (getWidth() / (viewColumns / (COLUMN_DEFAULT_WIDTH + 1)));
+ // Now ensure the selection is visible.
+ alignGrid();
}
/**
- * Get the full vertical height of this table.
- *
- * @return the height required to render the entire table
+ * Align the grid so that the selected cell is fully visible.
*/
- private int getMaximumHeight() {
- int totalHeight = 0;
+ private void alignGrid() {
+ int viewColumns = getWidth();
+ if (showRowLabels == true) {
+ viewColumns -= ROW_LABEL_WIDTH;
+ }
+ if (leftBorder != Border.NONE) {
+ viewColumns--;
+ }
+ int viewRows = getHeight();
if (showColumnLabels == true) {
- // For now, all column labels are 1 cell tall. TODO: make this
- // adjustable.
- totalHeight += 1;
+ viewRows -= COLUMN_LABEL_HEIGHT;
}
- for (Cell cell: getSelectedColumn().cells) {
- totalHeight += cell.getHeight();
- // TODO: handle top/bottom borders.
+ if (topBorder != Border.NONE) {
+ viewRows--;
}
- return totalHeight;
- }
- /**
- * Align the grid so that the selected cell is fully visible.
- */
- private void alignGrid() {
+ // If we pushed left or right, adjust the box to include the new
+ // selected cell.
+ if (selectedColumn < left) {
+ left = selectedColumn - 1;
+ }
+ if (left < 0) {
+ left = 0;
+ }
+ if (selectedRow < top) {
+ top = selectedRow - 1;
+ }
+ if (top < 0) {
+ top = 0;
+ }
/*
- * We start by assuming that all cells are visible, and then mark as
- * invisible those that are outside the viewable area.
+ * viewColumns and viewRows now contain the available columns and
+ * rows available to view the selected cell. We adjust left and top
+ * to ensure the selected cell is within view, and then make all
+ * cells outside the box between (left, top) and (right, bottom)
+ * invisible.
+ *
+ * We need to calculate right and bottom now.
*/
+ int right = left;
+
+ boolean done = false;
+ while (!done) {
+ int rightCellX = (showRowLabels ? ROW_LABEL_WIDTH : 0);
+ if (leftBorder != Border.NONE) {
+ rightCellX++;
+ }
+ int maxCellX = rightCellX + viewColumns;
+ right = left;
+ boolean selectedIsVisible = false;
+ int selectedX = 0;
+ for (int x = left; x < columns.size(); x++) {
+ if (x == selectedColumn) {
+ selectedX = rightCellX;
+ if (selectedX + columns.get(x).width + 1 <= maxCellX) {
+ selectedIsVisible = true;
+ }
+ }
+ rightCellX += columns.get(x).width + 1;
+ if (rightCellX >= maxCellX) {
+ break;
+ }
+ right++;
+ }
+ if (right < selectedColumn) {
+ // selectedColumn is outside the view range. Push left over,
+ // and calculate again.
+ left++;
+ } else if (left == selectedColumn) {
+ // selectedColumn doesn't fit inside the view range, but we
+ // can't go over any further either. Bail out.
+ done = true;
+ } else if (selectedIsVisible == false) {
+ // selectedColumn doesn't fit inside the view range, continue
+ // on.
+ left++;
+ } else {
+ // selectedColumn is fully visible, all done.
+ assert (selectedIsVisible == true);
+ done = true;
+ }
+
+ } // while (!done)
+
+ // We have the left/right range correct, set cell visibility and
+ // column X positions.
+ int leftCellX = showRowLabels ? ROW_LABEL_WIDTH : 0;
+ if (leftBorder != Border.NONE) {
+ leftCellX++;
+ }
for (int x = 0; x < columns.size(); x++) {
- for (int y = 0; y < rows.size(); y++) {
- Cell cell = rows.get(y).cells.get(x);
- cell.setVisible(true);
-
- // Special case: mouse double-clicks can lead to multiple
- // cells in editing mode. Only allow a cell to remain
- // editing if it is fact the active widget.
- if (cell.isEditing && !cell.isActive()) {
- cell.fieldText = cell.field.getText();
- cell.isEditing = false;
- cell.field.setEnabled(false);
+ if ((x < left) || (x > right)) {
+ for (int i = 0; i < rows.size(); i++) {
+ columns.get(x).get(i).setVisible(false);
+ columns.get(x).setX(getWidth() + 1);
}
+ continue;
+ }
+ for (int i = 0; i < rows.size(); i++) {
+ columns.get(x).get(i).setVisible(true);
}
+ columns.get(x).setX(leftCellX);
+ leftCellX += columns.get(x).width + 1;
}
- // Adjust X locations to be visible -----------------------------------
+ int bottom = top;
- // Determine if we need to shift left or right.
- int leftCellX = 0;
- if (showRowLabels == true) {
- // For now, all row labels are 8 cells wide. TODO: make this
- // adjustable.
- leftCellX += 8;
- }
- Row row = getSelectedRow();
- Cell selectedColumnCell = null;
- for (int i = 0; i < row.cells.size(); i++) {
- if (i == selectedColumn) {
- selectedColumnCell = row.cells.get(i);
- break;
+ done = false;
+ while (!done) {
+ int bottomCellY = (showColumnLabels ? COLUMN_LABEL_HEIGHT : 0);
+ if (topBorder != Border.NONE) {
+ bottomCellY++;
}
- leftCellX += row.cells.get(i).getWidth() + 1;
- }
- // There should always be a selected column.
- assert (selectedColumnCell != null);
+ int maxCellY = bottomCellY + viewRows;
+ bottom = top;
+ for (int y = top; y < rows.size(); y++) {
+ bottomCellY += rows.get(y).height;
+ if (bottomCellY >= maxCellY) {
+ break;
+ }
+ bottom++;
+ }
+ if (bottom < selectedRow) {
+ // selectedRow is outside the view range. Push top down, and
+ // calculate again.
+ top++;
+ } else {
+ // selectedRow is inside the view range, done.
+ done = true;
+ }
+ } // while (!done)
- int excessWidth = leftCellX + selectedColumnCell.getWidth() + 1 - getWidth();
- if (excessWidth > 0) {
- leftCellX -= excessWidth;
+ // We have the top/bottom range correct, set cell visibility and
+ // row Y positions.
+ int topCellY = showColumnLabels ? COLUMN_LABEL_HEIGHT : 0;
+ if (topBorder != Border.NONE) {
+ topCellY++;
}
- if (leftCellX < 0) {
- if (showRowLabels == true) {
- leftCellX = 8;
- } else {
- leftCellX = 0;
+ for (int y = 0; y < rows.size(); y++) {
+ if ((y < top) || (y > bottom)) {
+ for (int i = 0; i < columns.size(); i++) {
+ rows.get(y).get(i).setVisible(false);
+ }
+ rows.get(y).setY(getHeight() + 1);
+ continue;
}
+ for (int i = 0; i < columns.size(); i++) {
+ rows.get(y).get(i).setVisible(true);
+ }
+ rows.get(y).setY(topCellY);
+ topCellY += rows.get(y).height;
}
- /*
- * leftCellX now contains the basic left offset necessary to draw the
- * cells such that the selected cell (column) is fully visible within
- * this widget's given width. Or, if the widget is too narrow to
- * display the full cell, leftCellX is 0 or 8.
- *
- * Now reset all of the X positions of the other cells so that the
- * selected cell X is leftCellX.
- */
+ // Last thing: cancel any edits that are not the selected cell.
for (int y = 0; y < rows.size(); y++) {
- // All cells to the left of selected cell.
- int newCellX = leftCellX;
- left = selectedColumn;
- for (int x = selectedColumn - 1; x >= 0; x--) {
- newCellX -= rows.get(y).cells.get(x).getWidth() + 1;
- if (newCellX >= (showRowLabels ? 8 : 0)) {
- rows.get(y).cells.get(x).setVisible(true);
- rows.get(y).cells.get(x).setX(newCellX);
- left--;
- } else {
- // This cell won't be visible.
- rows.get(y).cells.get(x).setVisible(false);
+ for (int x = 0; x < columns.size(); x++) {
+ if ((x == selectedColumn) && (y == selectedRow)) {
+ continue;
}
+ rows.get(y).get(x).cancelEdit();
}
+ }
+ }
- // Selected cell.
- rows.get(y).cells.get(selectedColumn).setX(leftCellX);
- assert (rows.get(y).cells.get(selectedColumn).isVisible());
+ /**
+ * Save contents to file.
+ *
+ * @param filename file to save to
+ * @throws IOException if a java.io operation throws
+ */
+ public void saveToFilename(final String filename) throws IOException {
+ // TODO
+ }
- // All cells to the right of selected cell.
- newCellX = leftCellX + selectedColumnCell.getWidth() + 1;
- for (int x = selectedColumn + 1; x < columns.size(); x++) {
- if (newCellX <= getWidth()) {
- rows.get(y).cells.get(x).setVisible(true);
- rows.get(y).cells.get(x).setX(newCellX);
- } else {
- // This cell won't be visible.
- rows.get(y).cells.get(x).setVisible(false);
- }
- newCellX += rows.get(y).cells.get(x).getWidth() + 1;
- }
+ /**
+ * Set the selected cell location.
+ *
+ * @param column the selected cell location column
+ * @param row the selected cell location row
+ */
+ public void setSelectedCell(final int column, final int row) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
}
+ selectedColumn = column;
+ selectedRow = row;
+ alignGrid();
+ }
- // Adjust Y locations to be visible -----------------------------------
- // The same logic as above, but applied to the column Y.
+ /**
+ * Get a particular cell.
+ *
+ * @param column the cell column
+ * @param row the cell row
+ * @return the cell
+ */
+ public Cell getCell(final int column, final int row) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ return rows.get(row).get(column);
+ }
- // Determine if we need to shift up or down.
- int topCellY = 0;
- if (showColumnLabels == true) {
- // For now, all column labels are 1 cell high. TODO: make this
- // adjustable.
- topCellY += 1;
- }
- Column column = getSelectedColumn();
- Cell selectedRowCell = null;
- for (int i = 0; i < column.cells.size(); i++) {
- if (i == selectedRow) {
- selectedRowCell = column.cells.get(i);
- break;
- }
- topCellY += column.cells.get(i).getHeight();
- // TODO: if a border is selected, add 1 to topCellY.
+ /**
+ * Get the text of a particular cell.
+ *
+ * @param column the cell column
+ * @param row the cell row
+ * @return the text in the cell
+ */
+ public String getCellText(final int column, final int row) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
}
- // There should always be a selected row.
- assert (selectedRowCell != null);
+ return rows.get(row).get(column).getText();
+ }
- int excessHeight = topCellY + selectedRowCell.getHeight() - getHeight() - 1;
- if (showColumnLabels == true) {
- excessHeight += 1;
+ /**
+ * Set the text of a particular cell.
+ *
+ * @param column the cell column
+ * @param row the cell row
+ * @param text the text to put into the cell
+ */
+ public void setCellText(final int column, final int row,
+ final String text) {
+
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
}
- if (excessHeight > 0) {
- topCellY -= excessHeight;
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
}
- if (topCellY < 0) {
- if (showColumnLabels == true) {
- topCellY = 1;
- } else {
- topCellY = 0;
- }
+ rows.get(row).get(column).setText(text);
+ }
+
+ /**
+ * Set the action to perform when the user presses enter on a particular
+ * cell.
+ *
+ * @param column the cell column
+ * @param row the cell row
+ * @param action the action to perform when the user presses enter on the
+ * cell
+ */
+ public void setCellEnterAction(final int column, final int row,
+ final TAction action) {
+
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
}
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ rows.get(row).get(column).field.setEnterAction(action);
+ }
+
+ /**
+ * Set the action to perform when the user updates a particular cell.
+ *
+ * @param column the cell column
+ * @param row the cell row
+ * @param action the action to perform when the user updates the cell
+ */
+ public void setCellUpdateAction(final int column, final int row,
+ final TAction action) {
+
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ rows.get(row).get(column).field.setUpdateAction(action);
+ }
+
+ /**
+ * Get the width of a column.
+ *
+ * @param column the column number
+ * @return the width of the column
+ */
+ public int getColumnWidth(final int column) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ return columns.get(column).width;
+ }
+
+ /**
+ * Set the width of a column.
+ *
+ * @param column the column number
+ * @param width the new width of the column
+ */
+ public void setColumnWidth(final int column, final int width) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ columns.get(column).width = width;
+ }
+
+ /**
+ * Get the label of a column.
+ *
+ * @param column the column number
+ * @return the label of the column
+ */
+ public String getColumnLabel(final int column) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ return columns.get(column).label;
+ }
+
+ /**
+ * Set the label of a column.
+ *
+ * @param column the column number
+ * @param label the new label of the column
+ */
+ public void setColumnLabel(final int column, final String label) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ columns.get(column).label = label;
+ }
+
+ /**
+ * Get the label of a row.
+ *
+ * @param row the row number
+ * @return the label of the row
+ */
+ public String getRowLabel(final int row) {
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ return rows.get(row).label;
+ }
+
+ /**
+ * Set the label of a row.
+ *
+ * @param row the row number
+ * @param label the new label of the row
+ */
+ public void setRowLabel(final int row, final String label) {
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ rows.get(row).label = label;
+ }
+
+ /**
+ * Insert one row at a particular index.
+ *
+ * @param idx the row number
+ */
+ private void insertRowAt(final int idx) {
+ Row newRow = new Row(idx);
+ for (int i = 0; i < columns.size(); i++) {
+ Cell cell = new Cell(this, columns.get(i).getX(),
+ rows.get(selectedRow).getY(), COLUMN_DEFAULT_WIDTH, 1, i, idx);
+ newRow.add(cell);
+ columns.get(i).cells.add(idx, cell);
+ }
+ rows.add(idx, newRow);
- /*
- * topCellY now contains the basic top offset necessary to draw the
- * cells such that the selected cell (row) is fully visible within
- * this widget's given height. Or, if the widget is too short to
- * display the full cell, topCellY is 0 or 1.
- *
- * Now reset all of the Y positions of the other cells so that the
- * selected cell Y is topCellY.
- */
for (int x = 0; x < columns.size(); x++) {
+ for (int y = idx; y < rows.size(); y++) {
+ columns.get(x).get(y).row = y;
+ columns.get(x).get(y).column = x;
+ }
+ }
+ for (int i = idx + 1; i < rows.size(); i++) {
+ String oldRowLabel = Integer.toString(i - 1);
+ if (rows.get(i).label.equals(oldRowLabel)) {
+ rows.get(i).label = Integer.toString(i);
+ }
+ }
+ alignGrid();
+ }
- if (columns.get(x).get(0).isVisible() == false) {
- // This column won't be visible as determined by the checks
- // above, just continue to the next.
- continue;
+ /**
+ * Insert one row above a particular row.
+ *
+ * @param row the row number
+ */
+ public void insertRowAbove(final int row) {
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ insertRowAt(selectedRow);
+ selectedRow++;
+ }
+
+ /**
+ * Insert one row below a particular row.
+ *
+ * @param row the row number
+ */
+ public void insertRowBelow(final int row) {
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ int idx = selectedRow + 1;
+ if (idx < rows.size()) {
+ insertRowAt(idx);
+ return;
+ }
+
+ // selectedRow is the last row, we need to perform an append.
+ Row newRow = new Row(idx);
+ for (int i = 0; i < columns.size(); i++) {
+ Cell cell = new Cell(this, columns.get(i).getX(),
+ rows.get(selectedRow).getY(), COLUMN_DEFAULT_WIDTH, 1, i, idx);
+ newRow.add(cell);
+ columns.get(i).cells.add(cell);
+ }
+ rows.add(newRow);
+ alignGrid();
+ }
+
+ /**
+ * Delete a particular row.
+ *
+ * @param row the row number
+ */
+ public void deleteRow(final int row) {
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ if (rows.size() == 1) {
+ // Don't delete the last row.
+ return;
+ }
+ for (int i = 0; i < columns.size(); i++) {
+ Cell cell = columns.get(i).cells.remove(row);
+ getChildren().remove(cell);
+ }
+ rows.remove(row);
+
+ for (int x = 0; x < columns.size(); x++) {
+ for (int y = row; y < rows.size(); y++) {
+ columns.get(x).get(y).row = y;
+ columns.get(x).get(y).column = x;
+ }
+ }
+ for (int i = row; i < rows.size(); i++) {
+ String oldRowLabel = Integer.toString(i + 1);
+ if (rows.get(i).label.equals(oldRowLabel)) {
+ rows.get(i).label = Integer.toString(i);
}
+ }
+ if (selectedRow == rows.size()) {
+ selectedRow--;
+ }
+ bottomRightCorner();
+ }
- // All cells above the selected cell.
- int newCellY = topCellY;
- top = selectedRow;
- for (int y = selectedRow - 1; y >= 0; y--) {
- newCellY -= rows.get(y).cells.get(x).getHeight();
- if (newCellY >= (showColumnLabels == true ? 1 : 0)) {
- rows.get(y).cells.get(x).setVisible(true);
- rows.get(y).cells.get(x).setY(newCellY);
- top--;
- } else {
- // This cell won't be visible.
- rows.get(y).cells.get(x).setVisible(false);
- }
+ /**
+ * Insert one column at a particular index.
+ *
+ * @param idx the column number
+ */
+ private void insertColumnAt(final int idx) {
+ Column newColumn = new Column(idx);
+ for (int i = 0; i < rows.size(); i++) {
+ Cell cell = new Cell(this, columns.get(selectedColumn).getX(),
+ rows.get(i).getY(), COLUMN_DEFAULT_WIDTH, 1, idx, i);
+ newColumn.add(cell);
+ rows.get(i).cells.add(idx, cell);
+ }
+ columns.add(idx, newColumn);
+
+ for (int x = idx; x < columns.size(); x++) {
+ for (int y = 0; y < rows.size(); y++) {
+ columns.get(x).get(y).row = y;
+ columns.get(x).get(y).column = x;
}
+ }
+ for (int i = idx + 1; i < columns.size(); i++) {
+ String oldColumnLabel = makeColumnLabel(i - 1);
+ if (columns.get(i).label.equals(oldColumnLabel)) {
+ columns.get(i).label = makeColumnLabel(i);
+ }
+ }
+ alignGrid();
+ }
- // Selected cell.
- columns.get(x).cells.get(selectedRow).setY(topCellY);
+ /**
+ * Insert one column to the left of a particular column.
+ *
+ * @param column the column number
+ */
+ public void insertColumnLeft(final int column) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ insertColumnAt(selectedColumn);
+ selectedColumn++;
+ }
- // All cells below the selected cell.
- newCellY = topCellY + selectedRowCell.getHeight();
- for (int y = selectedRow + 1; y < rows.size(); y++) {
- if (newCellY <= getHeight()) {
- rows.get(y).cells.get(x).setVisible(true);
- rows.get(y).cells.get(x).setY(newCellY);
- } else {
- // This cell won't be visible.
- rows.get(y).cells.get(x).setVisible(false);
- }
- newCellY += rows.get(y).cells.get(x).getHeight();
+ /**
+ * Insert one column to the right of a particular column.
+ *
+ * @param column the column number
+ */
+ public void insertColumnRight(final int column) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ int idx = selectedColumn + 1;
+ if (idx < columns.size()) {
+ insertColumnAt(idx);
+ return;
+ }
+
+ // selectedColumn is the last column, we need to perform an append.
+ Column newColumn = new Column(idx);
+ for (int i = 0; i < rows.size(); i++) {
+ Cell cell = new Cell(this, columns.get(selectedColumn).getX(),
+ rows.get(i).getY(), COLUMN_DEFAULT_WIDTH, 1, idx, i);
+ newColumn.add(cell);
+ rows.get(i).cells.add(cell);
+ }
+ columns.add(newColumn);
+ alignGrid();
+ }
+
+ /**
+ * Delete a particular column.
+ *
+ * @param column the column number
+ */
+ public void deleteColumn(final int column) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ if (columns.size() == 1) {
+ // Don't delete the last column.
+ return;
+ }
+ for (int i = 0; i < rows.size(); i++) {
+ Cell cell = rows.get(i).cells.remove(column);
+ getChildren().remove(cell);
+ }
+ columns.remove(column);
+
+ for (int x = column; x < columns.size(); x++) {
+ for (int y = 0; y < rows.size(); y++) {
+ columns.get(x).get(y).row = y;
+ columns.get(x).get(y).column = x;
+ }
+ }
+ for (int i = column; i < columns.size(); i++) {
+ String oldColumnLabel = makeColumnLabel(i + 1);
+ if (columns.get(i).label.equals(oldColumnLabel)) {
+ columns.get(i).label = makeColumnLabel(i);
}
}
+ if (selectedColumn == columns.size()) {
+ selectedColumn--;
+ }
+ bottomRightCorner();
+ }
+
+ /**
+ * Delete the selected cell, shifting cells over to the left.
+ */
+ public void deleteCellShiftLeft() {
+ // All we do is copy the text from every cell in this row over.
+ for (int i = selectedColumn + 1; i < columns.size(); i++) {
+ setCellText(i - 1, selectedRow, getCellText(i, selectedRow));
+ }
+ setCellText(columns.size() - 1, selectedRow, "");
+ }
+ /**
+ * Delete the selected cell, shifting cells from below up.
+ */
+ public void deleteCellShiftUp() {
+ // All we do is copy the text from every cell in this column up.
+ for (int i = selectedRow + 1; i < rows.size(); i++) {
+ setCellText(selectedColumn, i - 1, getCellText(selectedColumn, i));
+ }
+ setCellText(selectedColumn, rows.size() - 1, "");
}
/**
- * Save contents to file.
+ * Set a particular cell read-only (non-editable) or not.
*
- * @param filename file to save to
- * @throws IOException if a java.io operation throws
+ * @param column the cell column
+ * @param row the cell row
+ * @param readOnly if true, the cell will be non-editable
*/
- public void saveToFilename(final String filename) throws IOException {
- // TODO
+ public void setCellReadOnly(final int column, final int row,
+ final boolean readOnly) {
+
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ rows.get(row).get(column).setReadOnly(readOnly);
+ }
+
+ /**
+ * Set an entire row of cells read-only (non-editable) or not.
+ *
+ * @param row the row number
+ * @param readOnly if true, the cells will be non-editable
+ */
+ public void setRowReadOnly(final int row, final boolean readOnly) {
+ if ((row < 0) || (row > rows.size() - 1)) {
+ throw new IndexOutOfBoundsException("Row count is " +
+ rows.size() + ", requested index " + row);
+ }
+ for (Cell cell: rows.get(row).cells) {
+ cell.setReadOnly(readOnly);
+ }
+ }
+
+ /**
+ * Set an entire column of cells read-only (non-editable) or not.
+ *
+ * @param column the column number
+ * @param readOnly if true, the cells will be non-editable
+ */
+ public void setColumnReadOnly(final int column, final boolean readOnly) {
+ if ((column < 0) || (column > columns.size() - 1)) {
+ throw new IndexOutOfBoundsException("Column count is " +
+ columns.size() + ", requested index " + column);
+ }
+ for (Cell cell: columns.get(column).cells) {
+ cell.setReadOnly(readOnly);
+ }
}
}
git://git.nikiroo.be / fanfix.git / blobdiff