scummvm/gui/widgets/edittext.cpp
2014-10-28 15:38:51 +02:00

135 lines
4.1 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "common/system.h"
#include "gui/widgets/edittext.h"
#include "gui/gui-manager.h"
#include "gui/ThemeEval.h"
namespace GUI {
EditTextWidget::EditTextWidget(GuiObject *boss, int x, int y, int w, int h, const String &text, const char *tooltip, uint32 cmd, uint32 finishCmd)
: EditableWidget(boss, x, y - 1, w, h + 2, tooltip, cmd) {
setFlags(WIDGET_ENABLED | WIDGET_CLEARBG | WIDGET_RETAIN_FOCUS | WIDGET_WANT_TICKLE);
_type = kEditTextWidget;
_finishCmd = finishCmd;
setEditString(text);
setFontStyle(ThemeEngine::kFontStyleNormal);
}
EditTextWidget::EditTextWidget(GuiObject *boss, const String &name, const String &text, const char *tooltip, uint32 cmd, uint32 finishCmd)
: EditableWidget(boss, name, tooltip, cmd) {
setFlags(WIDGET_ENABLED | WIDGET_CLEARBG | WIDGET_RETAIN_FOCUS | WIDGET_WANT_TICKLE);
_type = kEditTextWidget;
_finishCmd = finishCmd;
setEditString(text);
setFontStyle(ThemeEngine::kFontStyleNormal);
}
void EditTextWidget::setEditString(const String &str) {
EditableWidget::setEditString(str);
_backupString = str;
}
void EditTextWidget::reflowLayout() {
_leftPadding = g_gui.xmlEval()->getVar("Globals.EditTextWidget.Padding.Left", 0);
_rightPadding = g_gui.xmlEval()->getVar("Globals.EditTextWidget.Padding.Right", 0);
EditableWidget::reflowLayout();
}
void EditTextWidget::handleMouseDown(int x, int y, int button, int clickCount) {
// First remove caret
if (_caretVisible)
drawCaret(true);
x += _editScrollOffset;
int width = 0;
uint i;
uint last = 0;
for (i = 0; i < _editString.size(); ++i) {
const uint cur = _editString[i];
width += g_gui.getCharWidth(cur, _font) + g_gui.getKerningOffset(last, cur, _font);
if (width >= x)
break;
last = cur;
}
if (setCaretPos(i))
draw();
#ifdef TIZEN
// Display the virtual keypad to allow text entry. Samsung app-store testers expected
// the keypad to be displayed when clicking the filter edit control in the laucher gui.
g_system->setFeatureState(OSystem::kFeatureVirtualKeyboard, true);
#endif
}
void EditTextWidget::drawWidget() {
g_gui.theme()->drawWidgetBackground(Common::Rect(_x, _y, _x+_w, _y+_h), 0, ThemeEngine::kWidgetBackgroundEditText);
// Draw the text
adjustOffset();
const Common::Rect &r = Common::Rect(_x + 2 + _leftPadding, _y + 2, _x + _leftPadding + getEditRect().width() + 8, _y + _h);
setTextDrawableArea(r);
g_gui.theme()->drawText(Common::Rect(_x + 2 + _leftPadding, _y + 2, _x + _leftPadding + getEditRect().width() + 2, _y + _h), _editString, _state, Graphics::kTextAlignLeft, ThemeEngine::kTextInversionNone, -_editScrollOffset, false, _font, ThemeEngine::kFontColorNormal, true, _textDrawableArea);
}
Common::Rect EditTextWidget::getEditRect() const {
Common::Rect r(2 + _leftPadding, 2, _w - 2 - _leftPadding - _rightPadding, _h);
return r;
}
void EditTextWidget::receivedFocusWidget() {
}
void EditTextWidget::lostFocusWidget() {
// If we loose focus, 'commit' the user changes
_backupString = _editString;
drawCaret(true);
}
void EditTextWidget::startEditMode() {
}
void EditTextWidget::endEditMode() {
releaseFocus();
sendCommand(_finishCmd, 0);
}
void EditTextWidget::abortEditMode() {
setEditString(_backupString);
sendCommand(_cmd, 0);
releaseFocus();
}
} // End of namespace GUI