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/* 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.
*
* $URL$
* $Id$
*/
#include "common/events.h"
#include "common/str.h"
#include "common/system.h"
#include "gui/message.h"
#include "gui/GuiManager.h"
#include "gui/ThemeEval.h"
#include "gui/widget.h"
namespace GUI {
enum {
kOkCmd = 'OK ',
kCancelCmd = 'CNCL'
};
// TODO: The default button should be visibly distinct from the alternate button
MessageDialog::MessageDialog(const Common::String &message, const char *defaultButton, const char *altButton)
: Dialog(30, 20, 260, 124) {
const int screenW = g_system->getOverlayWidth();
const int screenH = g_system->getOverlayHeight();
int buttonWidth = g_gui.xmlEval()->getVar("Globals.Button.Width", 0);
int buttonHeight = g_gui.xmlEval()->getVar("Globals.Button.Height", 0);
// First, determine the size the dialog needs. For this we have to break
// down the string into lines, and taking the maximum of their widths.
// Using this, and accounting for the space the button(s) need, we can set
// the real size of the dialog
Common::Array<Common::String> lines;
int lineCount, okButtonPos, cancelButtonPos;
int maxlineWidth = g_gui.getFont().wordWrapText(message, screenW - 2 * 20, lines);
// Calculate the desired dialog size (maxing out at 300*180 for now)
_w = maxlineWidth + 20;
lineCount = lines.size();
_h = 16;
if (defaultButton || altButton)
_h += buttonHeight + 8;
// Limit the number of lines so that the dialog still fits on the screen.
if (lineCount > (screenH - 20 - _h) / kLineHeight) {
lineCount = (screenH - 20 - _h) / kLineHeight;
}
_h += lineCount * kLineHeight;
// Center the dialog
_x = (screenW - _w) / 2;
_y = (screenH - _h) / 2;
// Each line is represented by one static text item.
for (int i = 0; i < lineCount; i++) {
new StaticTextWidget(this, 10, 10 + i * kLineHeight, maxlineWidth, kLineHeight,
lines[i], Graphics::kTextAlignCenter);
}
if (defaultButton && altButton) {
okButtonPos = (_w - (buttonWidth * 2)) / 2;
cancelButtonPos = ((_w - (buttonWidth * 2)) / 2) + buttonWidth + 10;
} else {
okButtonPos = cancelButtonPos = (_w - buttonWidth) / 2;
}
if (defaultButton)
new ButtonWidget(this, okButtonPos, _h - buttonHeight - 8, buttonWidth, buttonHeight, defaultButton, kOkCmd, Common::ASCII_RETURN); // Confirm dialog
if (altButton)
new ButtonWidget(this, cancelButtonPos, _h - buttonHeight - 8, buttonWidth, buttonHeight, altButton, kCancelCmd, Common::ASCII_ESCAPE); // Cancel dialog
}
void MessageDialog::handleCommand(CommandSender *sender, uint32 cmd, uint32 data) {
// FIXME: It's a really bad thing that we use two arbitrary constants
if (cmd == kOkCmd) {
setResult(kMessageOK);
close();
} else if (cmd == kCancelCmd) {
setResult(kMessageCancel);
close();
} else {
Dialog::handleCommand(sender, cmd, data);
}
}
TimedMessageDialog::TimedMessageDialog(const Common::String &message, uint32 duration)
: MessageDialog(message, 0, 0) {
_timer = g_system->getMillis() + duration;
}
void TimedMessageDialog::handleTickle() {
MessageDialog::handleTickle();
if (g_system->getMillis() > _timer)
close();
}
} // End of namespace GUI
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