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130 lines
3.9 KiB
C++
130 lines
3.9 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2002-2006 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*/
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#include "common/stdafx.h"
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#include "common/str.h"
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#include "common/system.h"
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#include "gui/message.h"
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#include "gui/newgui.h"
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#include "gui/widget.h"
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namespace GUI {
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enum {
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kOkCmd = 'OK ',
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kCancelCmd = 'CNCL'
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};
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// TODO: The default button should be visibly distinct from the alternate button
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MessageDialog::MessageDialog(const Common::String &message, const char *defaultButton, const char *altButton)
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: Dialog(30, 20, 260, 124) {
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const int screenW = g_system->getOverlayWidth();
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const int screenH = g_system->getOverlayHeight();
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GUI::WidgetSize ws;
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int buttonWidth, buttonHeight;
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if (screenW >= 400 && screenH >= 300) {
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ws = GUI::kBigWidgetSize;
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buttonWidth = kBigButtonWidth;
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buttonHeight = kBigButtonHeight;
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} else {
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ws = GUI::kNormalWidgetSize;
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buttonWidth = kButtonWidth;
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buttonHeight = kButtonHeight;
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}
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// First, determine the size the dialog needs. For this we have to break
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// down the string into lines, and taking the maximum of their widths.
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// Using this, and accounting for the space the button(s) need, we can set
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// the real size of the dialog
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Common::StringList lines;
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int lineCount, okButtonPos, cancelButtonPos;
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int maxlineWidth = g_gui.getFont().wordWrapText(message, screenW - 2 * 20, lines);
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// Calculate the desired dialog size (maxing out at 300*180 for now)
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_w = maxlineWidth + 20;
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lineCount = lines.size();
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_h = 16;
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if (defaultButton || altButton)
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_h += buttonHeight + 8;
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// Limit the number of lines so that the dialog still fits on the screen.
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if (lineCount > (screenH - 20 - _h) / kLineHeight) {
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lineCount = (screenH - 20 - _h) / kLineHeight;
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}
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_h += lineCount * kLineHeight;
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// Center the dialog
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_x = (screenW - _w) / 2;
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_y = (screenH - _h) / 2;
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// Each line is represented by one static text item.
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for (int i = 0; i < lineCount; i++) {
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new StaticTextWidget(this, 10, 10 + i * kLineHeight, maxlineWidth, kLineHeight,
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lines[i], kTextAlignCenter, ws);
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}
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// FIXME - allow for more than two buttons, and return in runModal() which one
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// was selected.
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if (defaultButton && altButton) {
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okButtonPos = (_w - (buttonWidth * 2)) / 2;
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cancelButtonPos = ((_w - (buttonWidth * 2)) / 2) + buttonWidth + 10;
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} else {
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okButtonPos = cancelButtonPos = (_w - buttonWidth) / 2;
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}
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if (defaultButton)
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addButton(this, okButtonPos, _h - buttonHeight - 8, defaultButton, kOkCmd, '\n', ws); // Confirm dialog
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if (altButton)
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addButton(this, cancelButtonPos, _h - buttonHeight - 8, altButton, kCancelCmd, '\27', ws); // Cancel dialog
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}
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void MessageDialog::handleCommand(CommandSender *sender, uint32 cmd, uint32 data) {
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// FIXME: It's a really bad thing that we use two arbitrary constants
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if (cmd == kOkCmd) {
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setResult(kMessageOK);
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close();
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} else if (cmd == kCancelCmd) {
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setResult(kMessageCancel);
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close();
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} else {
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Dialog::handleCommand(sender, cmd, data);
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}
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}
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TimedMessageDialog::TimedMessageDialog(const Common::String &message, uint32 duration)
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: MessageDialog(message, 0, 0) {
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_timer = getMillis() + duration;
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}
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void TimedMessageDialog::handleTickle() {
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MessageDialog::handleTickle();
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if (getMillis() > _timer)
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close();
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}
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} // End of namespace GUI
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