summaryrefslogtreecommitdiff
path: root/src/gui/widgets/textbox.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/gui/widgets/textbox.cpp')
-rw-r--r--src/gui/widgets/textbox.cpp245
1 files changed, 242 insertions, 3 deletions
diff --git a/src/gui/widgets/textbox.cpp b/src/gui/widgets/textbox.cpp
index a1ce0e61d..a00d0ccf8 100644
--- a/src/gui/widgets/textbox.cpp
+++ b/src/gui/widgets/textbox.cpp
@@ -20,6 +20,49 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+/* _______ __ __ __ ______ __ __ _______ __ __
+ * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
+ * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
+ * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name of Guichan nor the names of its contributors may
+ * be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
#include "gui/widgets/textbox.h"
#include "events/keyevent.h"
@@ -34,9 +77,23 @@
#include "debug.h"
TextBox::TextBox(const Widget2 *const widget) :
- gcn::TextBox(widget),
- mMinWidth(getWidth())
+ Widget(widget),
+ MouseListener(),
+ KeyListener(),
+ mTextRows(),
+ mCaretColumn(0),
+ mCaretRow(0),
+ mMinWidth(getWidth()),
+ mEditable(true),
+ mOpaque(true)
{
+ setText("");
+ setFocusable(true);
+
+ addMouseListener(this);
+ addKeyListener(this);
+ adjustSize();
+
mForegroundColor = getThemeColor(Theme::TEXTBOX);
setOpaque(false);
setFrameSize(0);
@@ -163,7 +220,33 @@ void TextBox::setTextWrapped(const std::string &text, const int minDimension)
mMinWidth = minWidth;
- gcn::TextBox::setText(wrappedStream.str());
+ setText(wrappedStream.str());
+}
+
+void TextBox::setText(const std::string& text)
+{
+ mCaretColumn = 0;
+ mCaretRow = 0;
+
+ mTextRows.clear();
+
+ size_t pos;
+ size_t lastPos = 0;
+ int length;
+ do
+ {
+ pos = text.find("\n", lastPos);
+
+ if (pos != std::string::npos)
+ length = static_cast<int>(pos - lastPos);
+ else
+ length = static_cast<int>(text.size() - lastPos);
+ std::string sub = text.substr(lastPos, length);
+ mTextRows.push_back(sub);
+ lastPos = pos + 1;
+ } while (pos != std::string::npos);
+
+ adjustSize();
}
void TextBox::keyPressed(KeyEvent& keyEvent)
@@ -391,3 +474,159 @@ void TextBox::setForegroundColorAll(const Color &color1,
mForegroundColor = color1;
mForegroundColor2 = color2;
}
+
+std::string TextBox::getText() const
+{
+ if (mTextRows.empty())
+ return std::string("");
+
+ int i;
+ std::string text;
+
+ const int sz = static_cast<int>(mTextRows.size());
+ for (i = 0; i < sz - 1; ++ i)
+ text.append(mTextRows[i]).append("\n");
+ text.append(mTextRows[i]);
+
+ return text;
+}
+
+void TextBox::setTextRow(const int row, const std::string& text)
+{
+ mTextRows[row] = text;
+
+ if (mCaretRow == row)
+ setCaretColumn(mCaretColumn);
+
+ adjustSize();
+}
+
+void TextBox::setCaretPosition(unsigned int position)
+{
+ for (int row = 0, sz = static_cast<int>(mTextRows.size());
+ row < sz; row ++)
+ {
+ if (position <= mTextRows[row].size())
+ {
+ mCaretRow = row;
+ mCaretColumn = position;
+ return; // we are done
+ }
+ else
+ {
+ position--;
+ }
+ }
+
+ // position beyond end of text
+ mCaretRow = static_cast<int>(mTextRows.size() - 1);
+ mCaretColumn = static_cast<int>(mTextRows[mCaretRow].size());
+}
+
+void TextBox::setCaretRow(const int row)
+{
+ mCaretRow = row;
+
+ const int sz = static_cast<int>(mTextRows.size());
+ if (mCaretRow >= sz)
+ mCaretRow = sz - 1;
+
+ if (mCaretRow < 0)
+ mCaretRow = 0;
+
+ setCaretColumn(mCaretColumn);
+}
+
+unsigned int TextBox::getCaretPosition() const
+{
+ int pos = 0, row;
+
+ for (row = 0; row < mCaretRow; row++)
+ pos += static_cast<int>(mTextRows[row].size());
+
+ return pos + mCaretColumn;
+}
+
+void TextBox::setCaretColumn(const int column)
+{
+ mCaretColumn = column;
+
+ const int sz = static_cast<int>(mTextRows[mCaretRow].size());
+ if (mCaretColumn > sz)
+ mCaretColumn = sz;
+
+ if (mCaretColumn < 0)
+ mCaretColumn = 0;
+}
+
+void TextBox::setCaretRowColumn(const int row, const int column)
+{
+ setCaretRow(row);
+ setCaretColumn(column);
+}
+
+void TextBox::scrollToCaret()
+{
+ Rect scroll;
+ Font *const font = getFont();
+ scroll.x = font->getWidth(
+ mTextRows[mCaretRow].substr(0, mCaretColumn));
+ scroll.y = font->getHeight() * mCaretRow;
+ scroll.width = font->getWidth(" ");
+
+ // add 2 for some extra space
+ scroll.height = font->getHeight() + 2;
+
+ showPart(scroll);
+}
+
+void TextBox::addRow(const std::string &row)
+{
+ mTextRows.push_back(row);
+ adjustSize();
+}
+
+void TextBox::mousePressed(MouseEvent& mouseEvent)
+{
+ if (mouseEvent.getButton() == MouseEvent::LEFT)
+ {
+ const int height = getFont()->getHeight();
+ if (!height)
+ return;
+
+ mCaretRow = mouseEvent.getY() / height;
+
+ const int sz = static_cast<int>(mTextRows.size());
+ if (mCaretRow >= sz)
+ mCaretRow = sz - 1;
+
+ mCaretColumn = getFont()->getStringIndexAt(
+ mTextRows[mCaretRow], mouseEvent.getX());
+ }
+}
+
+void TextBox::mouseDragged(MouseEvent& mouseEvent)
+{
+ mouseEvent.consume();
+}
+
+void TextBox::drawCaret(Graphics *const graphics, const int x, const int y)
+{
+ graphics->setColor(mForegroundColor);
+ graphics->drawLine(x, getFont()->getHeight() + y, x, y);
+}
+
+void TextBox::adjustSize()
+{
+ int width = 0;
+ Font *const font = getFont();
+ for (size_t i = 0, sz = mTextRows.size(); i < sz; ++i)
+ {
+ const int w = font->getWidth(mTextRows[i]);
+ if (width < w)
+ width = w;
+ }
+
+ setWidth(width + 1);
+ setHeight(static_cast<int>(font->getHeight() * mTextRows.size()));
+}